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B-087Z Sure-Grip 3-jaw Power Chuck User Manual

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1. o 0 gt Quick Change Parts Top Jaws for Hardinge Sure Grip Chucks 5mm x 60 Metric Serrations Model No Part Number Description for standard Chucks 10MSHF SC 2000169 Standard Height Soft Flat Top Jaw WARNING 10MMHF SC 2000170 Medium Height Soft Flat Top Jaw You must use 10MSHP SC 2000166 Standard Height Soft Pointed Top Jaw Hardinge Ignoring this warning may result in machine and or personal injury 10MMHP SC 2000173 Medium Height Soft Pointed Top Jaw 10MH1 SC 2000171 Hard Single Step Top Jaw Model No Part Number Description for Quick Change Chucks 10MQP1 SC 2000701 Standard Height Soft Pointed Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 76 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Single Jaw Represents the Quick Change Jaw Configuration Lock screws to fit in C bore as shown Balancing Screw Balance Screw System Patent Pending Record depth and length and location for reassembly atent Pending Standard Jaw ORIENT 1 ON TOP PLATE W
2. SC 0000760 Beam SC 0000763 Screw SC 0000761 Top Jaw SC 0000765 Boring Pin SC 0000764 Boring Ring CE 0000004AN Spring Plugger TL 0006615 Dowel Pin Quick Change Parts 12MSHF SC 2000426 Standard Height Soft Flat Top Jaw WARNING 12 SC 2000427 Medium Height Soft Flat Jaw You must use 12MSHP SC 2000416 Standard Height Soft Pointed Top Jaw Hardinge T nuts 12MMHP SC 2000423 Medium Height Soft Pointed Top Jaw Ignoring this 12MH1 SC 2000421 Hard Single Step Top Jaw warning may result Model No Part Number Description machine andor personal injury 12MQP1 SC 2000761 Standard Height Soft Pointed Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 94 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Single Jaw Represents the Quick Change Jaw Configuration ORIENT 1 ON TOP PLATE WITH 1 ON BODY Standard Jaw
3. Quick Change Parts Top Jaws for Hardinge Sure Grip Chucks I 5mm 60 Metric Serrations Model No Part Number Description NOTE Only 12MSHF SC 2000426 Standard Height Soft Flat Top Jaw WARNING jaws manufactured 12MMHF SC 2000427 Medium Height Soft Flat Top Jaw You must use by Hardinge Inc or 12MSHP SC 2000416 Standard Height Soft Pointed Top Jaw Hardinge T nuts jaws approved by 12MMHP SC 2000423 Medium Height Soft Pointed Top Jaw Ignoring this Hardinge are to be 12MH1 SC 2000421 Hard Single Step Top Jaw warning may result used on Sure Grip Model No Part Number Description in machine and or Power chucks 12 1 SC 2000761 Standard Height Soft Pointed Top Jaw personal injury Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 92 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Single Jaw Represents the Quick Change Jaw Configuration ORIENT 1 ON TOP PLATE WITH 1 ON BODY NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list Bolt Torque Specs on pages 119 122 CRA 12 Sure Grip Power Chuck for Hardinge VT100 amp VT200 Vertical Lathes A2 8 A2 11 Spindles Periodic S
4. ALWAYS CHECK THE STROKE HEAVY DUTY GUARD POWER 222 2 BACK OF TOP JAWS MUST WARNING t is the user s responsibility to make certain that all machine tool safety operation and maintenance instructions and accessory safety operation and maintenance instructions are taken into consideration before operating the power chuck Ignoring this warning may cause damage to the machine and or personal injury Spindle speed shall be determined by the user on the basis of the gripping force required for the specific machining application It shall not exceed the maximum recommended spindle speed RPM of the power chuck pages 12 17 The maximum chuck RPM may only be used at the maximum applied draw bar force and with a properly operating chuck Ignoring this warning may cause damage to the machine and or personal injury for special top jaws as well as standard height medium height and hard top jaws shall be calculated by the user in conjunction with the related chuck according to the method given in this manual Ignoring this warning may cause damage to the machine andlor personal injury measuring devices shall be used to check the gripping force of the power chuck at regular intervals according to the operation and maintenance information in this manual Ignoring this warnin
5. 42 45 Machining cem 46 47 Parts Lists Periodic Safety and Maintenance Inspection 4 Chuck Assembly for Hardinge Lathes A2 4 Spindle sss 48 49 5 Chuck Assembly for Hardinge Lathes A2 5 Spindle 50 5 5 Chuck Assembly for Other CNC Lathes A2 5 Spindle eese 52 53 6 Chuck Assembly for Hardinge Lathes A2 5 Spindle 54 55 6 Chuck Assembly for Hardinge Lathes A2 6 Spindle 56 57 6 Chuck Assembly for Hardinge EMAG Vertical Lathes A2 5 Spindle 58 59 6 Chuck Assembly for Hardinge Chuck Style Spindle and Other CNC Lathes A2 5 Spindle 60 61 8 Chuck Assembly for Hardinge Lathes A2 5 Spindle 62 63 8 Chuck Assembly for Hardinge Lathes A2 6 Spindle 64 65 8 Chuck Assembly for Hardinge EMAG VL5 Vertical Lathes A2 6 Spindle 66 67 8 Chuck Assembly for Hardinge Chuck Style Spindle and Other Lathes B Version A2 6 Spindle 68 69 8 Chuck Assembly for Other Lathes Large Bore C Version A2 6 70 71 8 Chuck Assembly for Hardinge Chuck Style Spindle Lathes A2 6 Spindle 72 73 8 Chuck Assembly for Hardinge SR 200 Lathes A2 6 Spindle 74 75 10 Chuck Assembly for Hardinge Lathes A2 6 Spindle sss 76
6. WARNING Bolts which are longer than the original top jaw bolts will bottom out before the top jaw is firmly secured to the master jaw This unstable situation will cause the workpiece to come loose resulting in possible damage to the machine and or personal injury NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 96 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H SOFT MEDIUM HEIGHT HARDENED SINGLE STEP I A 7 POINTED NOSE e z 2 9 L w H B E Jaw Jaw Jaw Jaw Jaw A Bolt Keyway X F G Bolt Model Part No Length Width Height Serrations Space Depth Thread HM304 50 2000227 2 22 1 5 60 551 M8x1 25 HM305 CM2 305B 5 50 2000073 2 77 1 5 60 709 M8x1 25 HM306 amp HM306 6 HM 306 6L HM306 5E SC 2000023 3 09 i 15 1 5mm x 60 787 200 M10x1 5 CM2 306C 5 HM308 HM308 5 0 308 HM308 6E 50 2000123 3 76 1 5mm 60 984 M12x1 75 CM2 308B 6 310 6 HM310 8 HMQ310 6 HVM310 8 10 50 2000173 4 56 2 25 1 5mmx60 1 187 200 00 M12x1 75 HVM310 11 CM2 310B 8 CM2 310C 8 M10MHP 50 2000599 4 56 2 629 1 5mm 60
7. Total gripping force required without the effect of angular speed 2 Initial gripping force Fspo Total initial gripping force with stationary chuck 3 Draw bar pull force 4 Pressure required at the cylinder SOLUTION All formulas are calculated with metric values Main Cutting Force formula Fs Srxt x Srxt from table 1 Kc from table 2 Known Sr 0 20 mm feed rate Fs 0 2x 2x 3400 t 2mm depth of cut Fs 0 4 3400 Ke 3400N mm table 2 1360N 306 Ibs Required Gripping Force formula FsxSz Msp dsp Known Fs 1360N from above formula 1360 x 2 15 x 0 6666 Sz 2 length factor from table 5 Fsp 2720 15 x 0 6666 Lz 50mm Lsp 20mm Fsp 18133 3 x 0 6666 H 0 15 chucking coefficient table 2 0 6666 chucking ratio from table 4 12 077N 2717 lbs dz 50 mm dsp 75 mm Find Centrifugal Force Fe of the top jaws 3 1 11N 700 lbs Use the graph on the next page for Centrifugal Force of Jaws Corresponding to Spindle RPM 2 000 RPM for the 6 Sure Grip Chuck Calculation continued after graphs Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 111 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Centrifugal Force of Jaws Corresponding to Spindle Speed 5 amp 6 Su
8. NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list Bolt Torque Specs on pages 119 122 m ma w 12 Sure Grip Power Chuck for Other CNC Lathes A2 8 Spindle Periodic Safety Inspection Every 6 Months or After Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembly off 31 32 35 master jaw Remove twelve socket head cap screws 14 from the top plate Remove the top plate 13 The chip shield 16 does not have to be removed Remove the three master jaws 12 Remove three set screws 21 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 11 Remove Chuck Draw Bar 18 Do not disassemble item 19 Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wea
9. rr 7 16 14 TPI 90 Ft Lbs 122 Nm 1 2 13 TPI 125 Ft Lbs 170 Nm 5 16 18 TPI 382 In Lbs 43 Nm 3 8 16 TPI 675 In Lbs 76 Nm M6 126 In Lbs 14 Nm M8 315 In Lbs 36 Nm M10 545 In Lbs 62 Nm M10 612 In Lbs 70 Nm M12 90 Ft Lbs 122 Nm M14 120 Ft Lbs M16 50 Ft Lbs M16 120 Ft Lbs M16 200 Ft Lbs M20 330 Ft Lbs 12 Chuck Hardinge Lathe A2 8 Metric Series SCA 2300312 A28H Chip Shield Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 12 Chuck Non Hardinge Lathe A2 8 Metric Series SCA 2300312 A28C Chip Shield Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 12 Chuck Hardinge Vertical Lathe VT 100 A2 8 Metric Series SCA 2300312 A28V Chip Shield Chuck to Spindle Top Plate to Body Top Jaw to T Nut Draw Head to Draw Bar Quick Change Top Jaw to 12 Chuck Hardinge Vertical Lathe VT200 A2 11 Metric Series SCA 2300312 A11V Chip Shield Chuck to Spindle Spindle Adapter to Spindle Top Plate to Body Top Jaw to T Nut Draw Head to Draw Bar Quick Change Top Jaw to Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 122 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5
10. Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 123 G R O Spindle Tooling for Manual amp CNC Lathes Spindle Tooling for Automatics Turret Lathes amp Rotary Transfer Machines Swiss Type Collets Guide Bushings amp Barloader Collets HQC Quick Change Collet Systems Sure Grip Expanding Collet Systems HCAC Collet Adaptation Chucks Sure Grip 3 Jaw Power Chucks Chuck Jaws Toolholder Collets Bushings amp Tool Holders Precision CNC Tooling for Mills Collet Blocks Rotary Systems Custom Workholding Industrial Products Machine Tools Hardinge manufactures workholding for all brands of lathes mills grinding machines automatic screw machines rotary transfer machines turret lathes automation and assembly Expect more from your workholding Choose Hardinge precision and reliability for increased productivity and value Call us today we ve got your answer Hardinge Inc One Hardinge Drive Box 1507 Elmira New York 14902 1507 USA USA 800 843 8801 or 607 378 4022 Canada 800 468 5946 Fax 607 734 3886 To Order Online www hardingetooling com Corporate Homepage www hardinge com E mail info hardingetooling com All specifications subject to change without notice All marks indicated by and TM are trademarks of Hardinge Inc B 87Z Litho in USA 2008 Hardinge Inc
11. S E DE edu cite du vk Pete ditat eus RV RU RR 20 nre uL 21 Correlation Between Jaw Gripping Force Spindle Speed and Jaw Position 22 Gripping Force Loss Due to Chuck Jaw POSION seiner bittet pete edem qon et ede RR 22 24 Jaw Height and Mass Gripping Force ee ie i eR Y ROT HU a e DE V t E VR 25 27 Top Jaws Higher and or Wider than Standard Height Top 25 acl m 25 Mounting Procedures Mounting a Chuck to the Machine Tool 28 29 Mounting amp Removing Chucks on Hardinge Horizontal Lathes 30 32 Work Stop Plates i dee etre tree CE Y a Qu qa 32 Mounting lop to Master JEWS ap Ratios terr eda RR E 33 34 Mounting the Beams and Top Jaws for Quick Change Chucks 34 Mounting amp Removing Chucks Non Hardinge Machines Two piece Draw Bar 35 39 Preparing Link for Chucks on Non Hardinge Machines 35 39 Work Stop Plates u 9 37 Draw Bar Link Info Sheet Em 39 Mounting amp Removing Chucks on Hardinge EMAG VL Vertical Lathes 40 41 Mounting amp Removing Chucks on Hardinge VT 100 VT200 Vertical Lathes
12. SC 0000705 Boring Pin SC 0000704 Quick Change Parts Boring Ring CO CO CO CO gt Co Co Co OO c CO o TL 0006615 Dowel Pin Top Jaws for Hardinge Sure Grip Chucks 1 5mm x 60 Metric Serrations Model No NOTE Only Part Number SC 2000169 Description WARNING Standard Height Soft Flat Top Jaw jaws manufactured 10MMHF You must use SC 2000170 Medium Height Soft Flat Top Jaw by Hardinge Inc or 10MSHP Hardinge T nuts SC 2000166 Standard Height Soft Pointed Top Jaw jaws approved by 10MMHP Ignoring this SC 2000173 Medium Height Soft Pointed Top Jaw Hardinge are to be used on Sure Grip Power Chucks 10MH1 10MQP1 warning may result in machine and or personal injury SC 2000171 Part Number SC 2000701 Hard Single Step Top Jaw Description Standard Height Soft Pointed Top Jaw Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 88 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Quick Change Jaw Assembly Single Jaw Represents the Quick Change Jaw Configuration LOCK SORENS TOFT N PNCBORE AS SHONN lr ee ORIENT 1 ON TOP PLATE WITH 4 ON BODY Bolt Torque Specs on pages 119 122 Mach
13. 5000 22 240N 4000 17 792N 3000 Jawc Osest to center 13 344N Jaw at mid position 2000 Jaw farthest from center 8896N 1000 4448N 0 0 1000 2000 3000 4000 5000 6000 7000 8000 Spindle Speed RPM 8 Chuck Total Gripping Force Related to Jaw Style Master jaw at Mid Position WELLE NH Total Gripping Force Ibs N Hard Jaw 000 6000 pe 5000 p 4000 s 2000 1000 0000 p 9000 ME 8000 7000 EN 6000 5000 p 4000 E 000 000 S E 0 500 1000 1500 2000 2500 3000 LLLA LL Standard Height 1 5 Soft Jaw Medium Height 2 0 Soft Jaw 1 3500 4000 Spindle Speed RPM Standard Height Standard Height Pointed amp Flat Jaw Pointed amp Flat Jaw Minimum Mid Point Centrifugal Centrifugal L Force Force 4500 5000 5500 Standard Height Pointed amp Flat Jaw Maximum Centrifugal Force L is NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 102 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Gripping Force Loss Due to Chuck Jaw Location 10 SURE GRIP Chuck Total Gripping Force Related to Jaw Style Master Jaw At Mid Position 32000 142 336N 30000 133
14. Bolt Torque Specs on pages 119 122 i Reece arene ee Balancing Screw 30 Balance Screw System Patent Pending ORIENT 1 ON TOP PLATE WITH 1 ON BODY Link for Talent 8 52 SV 200 and GS 200 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 21 in parts list 8 Sure Grip Power Chuck for Hardi nge Grease Gun Nozzle Adapter for Female Fittings Talent 8 52 SV 200 SG 200 and Other CNC Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assemble into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 39 one full turn Remove Quick Change Top Jaw 40 Again loosen bolt 39 1 2 turn Slide beam assembly off 37 38 43 master jaw Remove eighteen socket head cap screws 11 from the top plate Remove the top plate 10 The chip shield 12 does not have to be removed Remove the three master jaws 9 Remove three set screws 30 after r
15. Related to Jaw Style Master jaw at Mid Position i Ep Total Gripping Force Ibs N Standard Height 1 5 Soft Jaw Medium Height 2 0 Soft Jaw ped 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 Standard Height Standard Height Standard Height Pointed amp Flat Jaw Pointed amp Flat Jaw Pointed amp Flat Jaw Minimum Mid Point Maximum Centrifugal Centrifugal Centrifugal Force L Force Force NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 105 Sure Grip Power Chuck Safety and Technical Manual B 87Z RS HARDINgE Jaw Height and Mass Gripping Force 10 and 12 Chuck Total Gripping Force Ibs N 28000 124 544N 26000 115 648N 24000 106 752N 22000 98 843N 20000 88 960N 18000 80 064N 16000 71 168N 14000 62 272N 12000 53 376N 000 44 480N 8000 35 584N 6000 26 688N 4000 17 792N 2000 8896N 0 10 SURE GRIP Chuck Total Gripping Force Related to Jaw Style Master Jaw At Mid Position Hard Jaw Standard Height Soft Jaw Medium Heigh
16. Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 10 Chuck Assembly for Hardinge Lathes A2 8 Spindle Assemblies for Hardinge CONQUEST T5 IBB 4 T65 and COBRA 65 CNC Lathes Model No Part Number Description HM310 8 SCD 2000310 A28H Standard Chuck 1 5mm x 60 Master Jaws HM310 8Q SCA 2070310 A28H Quick Change Chuck 1 5mm x 60 Master Jaws Parts List Item Q Part Number Description SC 0000165 for Metric Serrated Jaws Must Use Hardinge T Nuts SC 2000166 Soft Jaw MS 0104220 Socket Head Cap Screw MI2x1 75 x 30mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail replacemen 10 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000158 Lever SCB 0000164 aster Jaw with Metric Serrations 1 5mm x 60 SCA 0000156 Top Plate MS 0104021 Socket Head Cap Screw MIOxI 5 x 35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw 6 OxlOmm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs MS 0104626 Socket Head Cap Screw MI 6x2x60mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SCA 0000563 Chip Shield SC 0000154 Chuck Draw Bar for Hardinge CONQUEST9 5 BB amp T65 Cobra 65 SCA 0000153 Key CE 0097248 3 8 x 1 5 Pull Dowel CE 0000012 Eye Bolt Reid
17. Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 69 HARDINZE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 8 Big Bore Chuck Assembly Other CNC Lathes A2 6 Spindle Assemblies for Other Brand CNC Lathes C Version Model No Part Number Description CM2 308C 6 SC 2300308 A26C Standard chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations CM2 308C 6Q SC 2370308 26 Quick Change Chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations Parts List Item Q Part Number Description MS 0553814 Socket Set Screw Flat M8 x 1 25 x 8mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000131 T Nut Flat Metric Serrations SC 2000603 Soft Top Jaw MS 0104219 Socket Head Cap Screw M12x1 75 x 25mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000108 Lever SCA 0000114 Master Jaw with Metric Serrations 1 5mm x 609 SC 0000521 Top Plate MS 0104018 Socket Head Cap Screw M10x1 5 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin SC 0000523 Draw Head CE 1032468 Stubby Plunger 10 32 x 15 27 SCA 0000003 Key MS 0104232 M12x1 75 x 100mm SHCS SCA 0000102 Counter Weight MS 0103518 Socket Head Cap Screw M5 x 8 x 20mm DIN912 12 9 ISO 4762
18. S CO CO CO CO CO CO GC CO CO S CO O SC 2000123 Medium Height Soft Pointed Top Jaw SC 2000121 Hard Single Step Top Jaw Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 64 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Lock screws to fit E Single Jaw Represents in 08 deep C bore the Quick Change Jaw as shown 83 85 Configuration 8 Balancing Screw Balance Screw System Patent Pending H aqvW Record depth and length and location for reassembly Standard ORIENT 1 ON PLATE rave Patent Pending WITH 1 ON BODY Bolt Torque Specs on pages 119 122 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 21 in parts list Grease Gun Nozzle Adapter for Female Fittings Draw Bar QUEST 10 65 8 Sure Grip Power Chuck for Hardinge Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a
19. T Nut Co co co Co SO H CO o 37 SC 0000700 Beam SC 0000703 Screw SC 2000701 Top Jaw 40 CE 0000004AN Spring Plunger SC 0000705 Boring Pin SC 0000704 Boring Ring w TL 0006615 Quick Change Parts Dowel Pin Top Jaws for Hardinge Sure Grip Chucks 1 5 x 60 Metric Serrations Model No NOTE Only 10MSHF Part Number SC 2000169 Description Standard Height Soft Flat Top Jaw WARNING You must use jaws manufactured by Hardinge Inc or 10MMHF SC 2000170 Medium Height Soft Flat Top Jaw Hardinge T nuts jaws approved by 10MSHP SC 2000166 Standard Height Soft Pointed Top Jaw Ignoring this 10MMHP Hardinge are to be SC 2000173 Medium Height Soft Pointed Top Jaw 10MH1 used on Sure Grip Power Chucks warning may result in machine and or personal injury SC 2000171 Part Number SC 2000701 Hard Single Step Top Jaw Description Standard Height Soft Pointed Top Jaw Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 84 Sure Grip Power Chuck Safety and Technical Manual B 87Z Quick Change Jaw Assembly Single Jaw Represents LOCK SCREWS TO FIT IN 9 d the Quick Change Jaw C BORE AS SHOWN Configuration ORIENT 1 ON TOP PLATE WITH 1 ON BODY Bolt Torque Specs on
20. Calculation Med Hgt Soft Std Hgt Soft Hard 0 1000 2000 3000 4000 5000 6000 7000 800 Spindle Speed RPM 8 Chuck Total Gripping Force Loss Related to Jaw Style Master Jaw at Mid Position Medium Height 2 0 Soft Jaw Standard Height 1 5 Soft Jaw 500 1000 1500 2000 2500 3000 3500 Spindle Speed RPM 4000 4500 NOTE All Charts are based on calculated draw forces 5000 5500 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 113 www hardingetooling com HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Centrifugal Force of Jaws Corresponding to Spindle Speed 10 amp 12 Sure Grip Chucks 15000 66 720N 14000 62 272N 13000 57 824N 12000 53 376N 11000 48 932N 10000 44 480N 9000 40 032N 8000 35 584N 7000 31 136N 6000 26 688N 5000 22 240N 4000 17 792N 3000 13 344N 2000 8896N 1000 4448N Total Gripping Force Ibs N Total Gripping Force Loss LBS Calculated 10 Chuck Total Gripping Force Loss Related to Jaw Style Master Jaw at Mid Position Medium Height 2 0 Soft Jaw Standard Height 1 5 Soft Jaw Hard Jaw 500 1000 1500 2000 2500 3000 3500 4000 4500 Spindle Speed RPM 12 Chuck Gripping Force Loss Related to Jaw Style Master Ja
21. 10 Chuck Assembly for Other CNC Lathes A2 8 Spindle Large Bore Assemblies for Other brand Large Bore CNC Lathes C Version Model No Part Number Description CM2 310C 8 SCA 2300310 A28C Standard Chuck A2 8 Spindle 1 5mm x 60 Master Jaw Serrations CM2 310C 8Q SCA 2270310 A28C Quick Change Chuck A2 8 Spindle 1 5mm x 60 Master Jaw Serrations Parts List Qty Part Number Description MS 0573814 Socket Set Screw Flat M8 x 1 25x 8mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000165 T Nut for Metric Serrated Jaws Must Use Hardinge Nuts SC 2000166 Soft Top Jaw MS 0104220 Socket Head Cap Screw M12x1 75 x 30mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 2520531 Stubby Plunger 14 20 x 1 replacement N A 10 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000458 Lever SCB 0000164 Master Jaw with Metric Serrations 1 5mm x 60 SC 0000550 Top Plate MS 0104021 Socket Head Cap Screw M10x1 5 x 35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw M6x1 0x10mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0104626 Socket Head Cap Screw M16x2x60mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000555 Chip Shield SC 0000552 Chuck Draw Bar Draw Head A2 8 Spindle SCA 0000153 Key CE
22. 22 22 22 40022 should be within the maximum gripping force limits When jaws are too high and the maximum gripping force limits are exceeded the workpiece may come out of the chuck causing damage to the machine and or personal injury INTERNAL requires a reduction of the gripping force because centrifugal force adds additional gripping force which could distort the part or cause the part to fracture after material has been removed The nec essary pressure reduction may be as low as 20 and when working with thin wall parts higher than 50 The user must determine the gripping force required for each specific workpiece The work piece may come off of the jaws causing damage to the machine and or personal injury LONG WORKPIECES require the use of a tailstock center or a steady rest Workpieces are considered long when the length is approximately three 3 times its diameter For example a diameter part 31 2 long would require a tailstock a piece 23 4 long would not This applies only if the part is gripped by the complete height of the jaw If the part is gripped in a stepped jaw the ratio decreases accordingly For example a diameter part 2 2 long gripped 4 deep in stepped jaws would require a tailstock The workpiece may come out of the jaws causing damage to the machine andlor personal injury HEAVY CUTS tts at high RPM s can cause part slippage and or cause the workpiece to
23. 5 Remove Levers 10 Remove Chuck Draw Bar 29 Do not disassemble item 18 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 13 14 29 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 11 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 85 HARDINgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List
24. 6 12 13 Remove three set screws 24 record depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Do not disassemble Remove Chuck Draw Bar 14 Do not disassemble item 15 16 Check all parts including mounting bolts 4 11 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 23 on bolts 1 11 24 Use pressure gun with adapter 27 grease pivot pin 5 with Chevron Ultra Duty NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 27 lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 grease Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are
25. HMQ 308 SC 2000308 260 Standard Chuck A2 6 25C Spindle QUEST 10 65 RS 65 HMQ 308 Q SC 2070308 A26Q Quick Change Chuck A2 6 25C Spindle QUEST 10 65 RS 65 Item Qty Part Number Description MS 0553814 Socket Set Screw Flat M6 x 1x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000115 T Nut Flat for Metric Serrations Item 22 also needed Must Use Hardinge Nuts SC 2000116 Soft Top Jaw MS 0104219 Socket Head Cap Screw M12x1 75 x 25mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000108 Lever SCA 0000114 Master Jaws with Metric Serrations 1 5mm x 60 SCA 2000114 5 Three Master Jaws 9 Shields 12 Escutcheon Pins 13 SC 0000106 Top Plate MS 0104018 Socket Head Cap Screw M10x1 5 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin MS 0104223 Socket Head Cap Screw M12x1 75x45mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000113 Chuck Draw Bar CONQUEST T42BB amp T51 COBRA 51 QUEST amp Elite 8 51 RS 51 SC 0000576 Chuck Draw Bar QUEST 10 65 RS 65 SCA 0000003 Key 0101428 Socket Head Cap Screw 1 2 13 1 3 4 DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SCA 0000102 Counter Weight MS 0103518 Socket Head Cap Screw M5 x 8 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs C
26. Lower Curve Maximum Centrifugal Force of Top Jaw 5 and 6 Hardinge SURE GRIP Chuck Gripping Force Chart Using Standard Height Pointed Soft Jaws Jaw closest to center 6 Jaw at mid position 6 Jaw farthest from center 5 Jaw closest to center 5 Jaw at mid position 5 Jaw farthest from center Total Gripping Force Ibs N O ZO ZO ZO ZO ZO ZO ZO x 4 Z 5 Ghuck Rey 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 7500 8000 Spindle Speed RPM Standard Height Standard Height Standard Height Pointed amp Flat Jaw Pointed amp Flat Jaw Pointed amp Flat Jaw Minimum Mid Point Maximum Centrifugal Centrifugal Centrifugal Force Force Force NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 101 Sure Grip Power Chuck Safety and Technical Manual B 87Z HARDINgE Gripping Force Loss Due to Chuck Jaw Location 4 SURE GRIP Power Chuck Jaw Position Vs Gripping Force Calculation 9000 40 032N 8000 35 584N 7000 31 136N 6000 26 688N Total Gripping Force Lbs N
27. One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 72 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 SW Quick Change Jaw Assembly 8 d ORIENT 1 ON TOP PLATE WITH 1 ON BODY Bolt Torque Specs on pages 119 122 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list 8 Sure Grip Power Chuck for Hardinge Talent 8 66 amp GS 200 66 CNC Lathes 2 6 Spindle Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the jaws with the T nuts 2 20 from the slot in the master jaw Quick Change Jaw Loosen bolts 39 one full turn Remove Quick Change Top Jaw 40 Again loosen bolt 39 1 2 turn Slide beam assembly off 37 38 43 master jaw Remove the eighteen socket head cap screws 11 from the top plate Remove the top plate 10 Remove the three master jaws 9 It is not necessary to di
28. causing damage to the machine andlor personal injury LENGTH OF TOP JAW BOLTS is critical If bolts are too long they will bottom out in the master jaw before the jaw is securely locked The unstable jaw may release the workpiece causing damage to the machine and or personal injury see page 33 COLLISIONS ss After any collision the jaws and the chuck must be removed and checked for any cracks out of balance or damage The chuck must be disassembled and all parts checked for cracks and damage The chuck must not be used unless certified by a person with proper credentials Ignoring this warning may cause damage to the machine and or personal injury DAMAGED Worn or damaged bolts used to hold the jaws to the chuck and or used to mount the chuck to the spindle must be replaced with new bolts The bolts must meet DIN912 12 9 ISO 4762 or ANS 18 3 1 M specifications Ignoring this warning may cause damage to the machine and or personal injury Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 9 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 GUIDELINES FOR USING POWER OPERATED CHUCKS When mounting the Hardinge Sure Grip Chuck on a lathe for heavy duty machining at high spindle speeds certain criteria must be taken into consideration to ensure safe opera
29. 10 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000458 Lever SCB 0000164 Master Jaw with Metric Serrations 1 5mm x 60 J OO CO CO SC 0000550 Top Plate MS 0104021 Socket Head Cap Screw M10x1 5 x 35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw M6x1 0x10mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0104626 Socket Head Cap Screw M16x2x60mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000555 Chip Shield SC 0000552 Chuck Draw Bar Draw Head 2 8 Spindle SCA 0000153 Key CE 0097248 3 s x 1 5 Pull Dowel CE 0000012 Eye Bolt Reid MEB 12 SC 0000553 5R Draw Bar Link for Hardinge SR 250 NC 0010884 Loctite 242 SC 0000554 Nut MS 0554216 55 Set Screw M12x1 75x12mm Balancing Screws Lengths may vary B 0009500 0087 Safety and Technical Manual MS 0103520 Socket Head Cap Screw M5x 8x30mm SC 0000187 Counterweight SC 0000556 Special Wrench for Link 0101836 SC 2000701 QC Socket head Cap Screw 5 8 11 x 2 1 4 DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs Quick Change Kit includes all parts listed below SC 0000702 T Nut SC 0000700 56 0000703 Screw SC 2000701 Top Jaw CE 0000004AN Spring Plunger
30. 1187 64 200 00 M12x1 75 3120 8 CM2312C 8 HVM312C 8 12 50 2000423 5 043 1972 15mmx60 1 181 1 16 2 HVM312C 11 A Bolt Serrations Thread 1 5mm x 60 42 200 18 1 343 562 750 375 22 M8x1 25 HM305 CM2 305B 5 1 5mm X 60 i M8x1 25 HM306 amp HM306 6 HM 306 6L HM306 5E 25 1 5mm 60 707 52 200 18 422 656 927 30 M10x1 5 2 306 5 HM308 HM308 5 HMQ 308 HM308 6E 1 5mm x 60 20 d M12x1 75 CM2 308B 6 HM310 6 HM310 8 HMQ310 6 HVM310 8 15 1 5mm x 60 0 200 48 1 500 750 1 20 25 M12x1 75 HVM310 11 CM2 310B 8 CM2 310C 8 3120 8 CM2 3120 8 HVM312C 8 4 927 2 180 1 5mm x 60 1 181 j 50 1 976 HVM312C 11 Quick Change Jaws for Hardinge Sure Grip Power Chucks Quick Change L Chuck Model No Si Jaw Jaw Jaw Model Length Height Serrations Thread HM306Q SC 2000741 1 5mm x 60 M10 x 1 5 CM2 306C 50 CM2 306E 5Q SC 2000747 1 5mm x 60 M10 x 1 5 306 60 HM306 6LQ SC 2000746 1 5mm x 60 M10 x 1 5 HM308Q CM2 308B 6Q 308 50 HMQ308 Q 50 2000721 1 5mm x 60 M10 x 1 5 CM2 308C 6Q 8MQP2 50 2000727 1 5mm x 60 M10 x 1 5 0310 60 HM310 8Q CM2 310B 80 j 10MQP1 SC 2000701 75 1 5mm x 60 05 M12x 1 75 HVM310 8Q HVM310 110 CM2 310C 8
31. Draw Bar Force Lbs Operating QUEST 51 Pressure PSI 50 400 150 200 250 300 350 400 450 500 NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 116 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H Total Gripping Force Draw Bar Force Operating Pressure 10 amp 12 Sure Grip Chucks Total Gripping Force Draw Bar Force Operating Pressure 10 Sure Grip Chuck Total Gripping Force Lbs eo o phd Sue e 0 e Draw Bar Force Lbs Operating QUEST 51 Pressure PSI 400 150 200 250 300 350 400 450 500 Total Gripping Force Draw Bar Force Operating Pressur 12 Sure Grip Chuck so EE EE elementi SES mamami sis s Total Gripping Force LBS Calculated T Draw Bar Force Lbs Operating QUEST 65 jy je Pressure PSI 400 450 200 250 300 350 400 450 500 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 117 Sure Grip Power Chuck Safety and Technical Manual B 87Z RS HARDINgE Other Cutting Force Calculations We have illustrated that it is important to make certain that the draw bar force and the gripping force is adequate to safely grip your workpiece
32. Draw Bar Link Adapter 455 0009189 Erickson Style Spanner Wrench for Installing Link SC 0000592 Mounting Fixture SC 2000721QC Quick Change Kit includes all parts listed below SC 0000722 T Nut SC 0000720 SC 0000723 Screw SC 2000721 Top Jaw SC 0000725 Boring Pin SC 0000726 Boring Ring 0000004AN Spring Plunger Top Jaws for Hardinge Sure Grip Chucks I 5mm x 60 Metric Serrations Quick Change Parts Model No Part Number Description for standard Chucks SC 2000119 Standard Height Soft Flat Top Jaw WARNING SC 2000120 Medium Height Soft Flat Top Jaw You must use SC 2000116 Standard Height Soft Pointed Top Jaw Hardinge T nuts SC 2000123 Medium Height Soft Pointed Top Jaw Ignoring this SC 2000121 Hard Single Step Top Jaw warning may result Model No Part Number Description for Quick Change Chucks in machine and or 8MQP1 SC 2000721 Standard Height Soft Pointed Top Jaw personal injury NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 66 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Single Jaw Represents the Quick Change Jaw Configuration r LOCK SCREWS TO FIT Quick Chang
33. Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 24 on bolts 1 11 25 Use pressure gun with adapter 20 to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 grease Use pressure gun with adapter 20 to lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 grease Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 63 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z L 5 Parts List 8 Chuck Assembly for Hardinge Lathes A2 6 Spindle Assemblies for Hardinge CNC Lathes 1 5mm x 60 Master Jaw Serrations Model No Part Number Description HM 308 SCA 2000308 A26H Standard Chuck A2 6 206 Spindle T42BB T51 COBRA 51 QUEST amp Elite 8 51 RS 51 HM 308 Q SC 2070308 A26H Quick Change Chuck A2 6 206 Spindle T42BB T51 COBRA 51 QUEST amp Elite 8 51 RS 51
34. M10x1 5 CM2 306C 5 HM308 HM308 5 HMQ 308 HM308 6E 50 2000120 1 5mm x 60 M12x1 75 CM2 308B 6 HM310 6 HM310 8 HMQ310 6 HVM310 8 50 2000170 00 175 25 1 5 x 60 1 187 HVM310 11 CM2 310B 8 CM2 310C 8 HM312C 8 CM2312C 8 HVM312C 8 12MMHF SC 2000427 2 750 1 5mm x 60 1 181 HVM312C 11 Chuck L W H B D E Model Size Jaw Jaw Jaw Jaw Jaw A Bolt C Keyway Keyway X F J Bolt 5 Model Part No Width Serrations Space Thread HM304 4 100 4MSHP 1 00 G 50 2000222 1 5mm x 60 1 551 39 394 140 95 343 531 M8x1 25 HM305 CM2 305B 5 5 5 SC 2000066 1 00 1 5mm x 60 709 1 00 343 HM306 HM306 6 HM 306 6L HM306 5E 6 6MSHP SC 2000016 09 1 25 25 1 5mm x 60 787 46 473 200 140 1 22 422 656 10 1 5 CM2 306C 5 HM308 HM308 5 HMQ 308 HM308 6E 8 8MSHP SC 2000116 1 5mm x 60 984 1 21 1 500 M12x1 75 CM2 308B 6 8 8MSHPL 50 2000603 1 5mm x 60 984 1 51 500 M12x1 75 HM310 6 HM310 8 HMQ310 6 HVM310 8 10 10MSHP SC 2000166 519 75 1 5 x 60 1 187 218 2 00 500 M12x1 75 HVM310 11 CM2 310B 8 CM2 310C 8 HM312C 8 0 23120 8 HVM312C 8 12 12MSHP 50 2000416 5 043 1 972 1 5mm x 60 1 181 HVM312C 11 FLAT NOSE SOFT MEDIUM HEIGHT M8x1 25 SOFT STANDARD HEIGHT POINTED NOSE
35. MEB 12 NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual MS 0103520 Socket Head Cap Screw M5x 8x30mm SC 0000187 Counterweight MS 0554219 SS Set Screw M I2x1 75x25mm Balancing Screws Leng SC 2000701 QC Quick Change Kit includes all parts listed below SC 0000702 TNut SC 0000700 Beam SC 0000703 Screw SC 2000701 Top Jaw 0000004AN Spring Plunger SC 0000705 Boring Pin SC 0000704 Boring Ring TL 0006615 Dowel Pin oo JW os J 9 J YD AY N WwW N Quick Change Parts Top Jaws for Hardinge Sure Grip Chucks 1 5mm x 60 Metric Serrations Model No Part Number Description 10MSHF SC 2000169 Standard Height Soft Flat Top Jaw WARNING 10MMHF SC 2000170 Medium Height Soft Flat Top Jaw You must use 10MSHP SC 2000166 Standard Height Soft Pointed Top Jaw Hardinge T nuts 10MMHP SC 2000173 Medium Height Soft Pointed Top Jaw Ignoring this 10MH1 SC 2000171 Hard Single Step Top Jaw hips i Model No Part Number Description 52 10 1 SC 2000701 Standard Height Soft Pointed Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www harding
36. Remove Chuck Draw Bar 29 Do not disassemble item 18 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 13 14 29 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 11 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP O NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 89 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z L 5 Parts List 12 Chuck Assembly for Hardi
37. Screw M5 x 8 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000115 Flat Nut CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 MS 0554216 SS M12x1 75x12mm Set Screw Balancing Screw Length may vary SC 0000524 Nut SC 0000522 T866 Draw Bar Link CE 0000737 Nozzle Alemite No Z 737 SC 0000525 Special Wrench Used to mount the link B 0009500 0087 Safety and Technical Manual SC 0000723 Screw SC 2000727 Top Jaw SC 0000725 Boring Pin SC 0000728 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin Quick Change Parts CO CO Top Jaws for Sure Grip Chucks l 5mm x 60 Metric Serrations Part Number Description for standard Chucks SC 2000119 Standard Height Soft Flat Top Jaw WARNING SC 2000120 Medium Height Soft Flat Top Jaw You must use SC 2000603 Standard Height Soft Pointed Top Jaw Hardinge T nuts SC 2000123 Medium Height Soft Pointed Top Jaw Ignoring this SC 2000121 Hard Single Step Top Jaw ias Model No Part Number Description for Quick Change Chucks 1 8MQP2 SC 2000727 Standard Height Soft Pointed Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc
38. York U S A 14902 1507 800 843 8801 www hardingetooling com 108 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 The Chucking Ratio dz be determined from your specific working conditions or obtained from the chart below Chucking Ratio 4 Table 4 Chucking Machining Diameter Dz mm inch Diameter mm inch 20 40 60 80 100 150 200 250 300 350 400 500 Dsp 187 1 574 2 862 3 149 3 937 5 905 7 875 9 843 11 811 13 779 15 748 19 985 20mm 1 2 3 4 i 0 787 40mm 0 5 1 1 5 2 0 2 5 3 8 5 1 574 60mm 0 33 0 67 1 1 3 1 7 2 5 3 3 4 2 2 362 80mm 0 25 0 5 0 75 1 0 1 3 1 9 2 5 3 1 3 8 44 i 3 149 100mm 0 2 0 4 0 6 0 8 1 0 1 5 2 2 5 3 0 3 5 4 0 3 937 150mm 0 13 0 27 0 4 0 53 0 67 1 0 1 3 17 2 0 2 3 2 7 3 3 5 905 200mm 0 2 0 3 0 4 0 5 0 75 1 0 1 3 1 5 1 8 2 0 2 5 7 875 250 0 16 0 25 0 32 0 4 0 6 0 8 1 0 1 2 14 1 6 2 0 9 843 300mm 0 2 0 27 0 33 0 5 0 67 0 83 1 0 1 2 1 3 1 7 11 811 350mm i 0 17 0 23 0 29 0 43 0 57 0 72 0 88 1 0 11 14 13 779 400mm i 0 2 0 25 0 38 0 5 0 62 0 75 0 87 1 0 1 3 15 748 500mm s 0 16 0 2 0 3 0 4 0 5 0 6 0 7 0 8 1 0 19 985 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 109 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 De
39. chuck ing diameter causing damage to the machine and or personal injury must be installed around the chuck when being used on an unshielded machine tool If a jaw breaks and or a workpiece comes loose without a guard installed there may be damage to the machine andlor personal injury can shut your machine down Always check your chuck to make certain that you have full chucking force before continuing production Even though your machine tool rotating draw tube has check valves to maintain chucking pressure in this type circumstance always check your chuck Noncompliance may cause damage to the machine the chuck andlor personal injury the bolts for mounting the chuck to the spindle and mounting the jaws to the chuck Over torque of the bolts may cause cracks and under torque may allow the bolts to loosen Pages 119 122 Not complying with the torque specifications may cause damage to the machine and or personal injury extend beyond the outside diameter of the chuck This condition creates extremely high centrifugal forces which may allow the workpiece to come out of the jaw and or fatigue and fracture the jaws These conditions may cause damage to the machine andlor personal injury Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 8 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 WARNING JAW HEIGHT
40. chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 91 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 12 Chuck Assembly for Hardinge VT 100 VT200 Vertical Lathes A2 8 amp 2 11 Spindle Assemblies for Hardinge VT 100 amp VT200 Vertical Lathes Model No Part Number Description HVM 312C 8 SCA 2300312 A28V Standard Chuck 1 5mm x 60 Master Jaws VT100 HVM 312C 8 Q SC 2370312 A28V Quick Change Chuck 1 5mm x 60 Master Jaws VT100 HVM 312C 11 SCA 2300312 A11V Standard Chuck 1 5mm x 60 Master Jaws VT200 HVM 312C 11Q SC 2370312 A11V Quick Change Chuck 1 5mm x 60 Master Jaws VT200 Parts List Part Number Description MS 0573814 Socket Set Screw Flat M8 x 1 25 x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000412 Nut for Metric Serrated Soft Jaws Also Requires 8 Must Use Hardinge Nuts SC 2000416 Soft Top Jaw MS 0104622 Socket Head Cap Screw M16 x 2 x 40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000410 Pin DV 0010327 Fitting Alemite No 1610 B CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP
41. come loose The workpiece may come out of the jaws causing damage to the machine and or personal injury DO NOT the chuck body top plate T nuts or other components Any modification will cause the chuck to be out of balance See additional note under THE CHUCK BALANCE on this page Any modification may cause the chuck to fail causing damage to the machine and or personal injury NEVER OPERATIE e the machine tool and chuck while under the influence of alcohol drugs controlled substances or prescription medication Ignoring this warning may cause damage to the machine andlor personal injury DO 2 1 gloves ties jewelry watches loose clothing or long hair when operating a machine tool and or chuck Ignoring this warning may cause damage to the machine and or personal injury WHEN 22 2 the chuck use the eyebolt and a hoist For chucks that do not have an eyebolt use a lifting strap of sufficient strength capabilities and a hoist Personal injury damage to the machine andlor the chuck may result from improper lifting of the chuck KEEP HANDS OUT of the gripping area of the chuck when gripping a workpiece Ignoring this warning may cause damage to the machine andlor personal injury NEVER the chuck jaws or workpiece
42. in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 10 Remove Chuck Draw Bar 17 Do not disassemble item 18 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 15 21B 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 23 on bolts 1 13 14 30 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 11 with Chevron Ultra Duty NLGI 2 Dow Corning BR 2 Plus Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 7T
43. made when special heavy top jaws are used Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 110 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Draw Bar Tube Force The draw bar tube force has a direct relationship to the gripping force of the chuck being used Each different size style lever wedge compensated and manufacturer will have different gripping force using the same draw bar tube force These differences are related to the chuck s lever ratio mechanical efficiency mass and flexibility of the workpiece The values for draw bar force can be obtained from the graphs shown on the next page The working pressure required on the Hardinge operating cylinder is shown after those graphs Turning Example Calculation Given Material a astitit tct Low Alloy Steel Workpiece diameter dsp 75 mm 2 953 Diameter to be machined d 50 1 968 Fegdrate Sr 0 20 mm 0079 Rev Depth of CE certe tee ete t 2 078 Distance between start of Lz 50mm 1 968 N 2000 RPM p 20mm 790 Hardinge QUEST 6 42 Chuck Specifications Hardinge Sure Grip 6 chuck 3 jaw External gripping Standard height pointed soft jaws Located against stop on chuck face Required gripping force
44. or ANS B 18 3 1M specs SC 0000115 Flat Nut CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 MS 0554219 SS M12x1 75x25mm Set Screw Balancing Screw Length may vary SC 0000524 Nut SC 0000522 Draw Bar Link CE 0000737 Nozzle Alemite No Z 737 SC 0000525 Special Wrench Used to mount the link B 0009500 0087 Safety and Technical Manual SC 0000723 Screw SC 2000727 Top Jaw SC 0000725 Boring Pin SC 0000728 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin Quick Change Parts CO CO Top Jaws for Sure Grip Chucks 1 5 x 60 Metric Serrations Part Number Description for standard Chucks SC 2000119 Standard Height Soft Flat Top Jaw WARNING SC 2000120 Medium Height Soft Flat Top Jaw You must use SC 2000603 Standard Height Soft Pointed Top Jaw Hardinge T nuts SC 2000123 Medium Height Soft Pointed Top Jaw Ignoring this SC 2000121 Hard Single Step Top Jaw warning may result Model No Part Number Description for Quick Change Chucks in machine and or 8MQP2 SC 2000727 Standard Height Soft Pointed Top Jaw personal injury NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Har
45. power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 83 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 10 Chuck Assembly for Hardinge and Other Lathes A2 8 Spindle B Version Assemblies for Hardinge Talent 10 78 GS 250 and Other brand CNC Lathes B Version Model No Part Number Description CM2 310B 8 SCC 2200310 A28C Standard Chuck A2 8 Spindle 1 5mm 60 Master Jaw Serrations Other brands CM2 310B 8Q SCA 2270310 A28C Quick Change Chuck A2 8 Spindle 1 5mm x 60 Master Jaw Serrations Other brands TM2 310B 8 SC 2200310 A28T Standard Chuck for Hardinge Talent 10 78 and GS 250 CNC Lathes TM2 310B 8Q SC 2270310 A28T Quick Change Chuck for Hardinge Talent 10 78 and GS 250 CNC Lathes Parts List Qty Part Number MS 0573814 Description Socket Set Screw Flat M8 x 1 25x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000165 Nut for Metric Serrated Jaws Must Use Hardinge T Nuts SC 2000166 Soft Top Jaw MS 0104220 Socket Head Cap Screw M12x1 75 x 30mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avai
46. 0 10MQP2 SC 2000706 15 1 5mm x 60 05 M12 x 1 75 HM312 8Q 2 3120 80 HVM312C 80 12MQP1 50 2000761 1 5mm x 60 M16 x2 HVM312C 11Q NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Most Hardinge standard chuck models can be equipped with a Quick Change Jaw Retrofit Kit See pages 13 17 These jaw part numbers correspond the the numbers shown in the chart above with an additional QC at the end of the number Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 97 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTES Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 98 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H Chapter 2 Calculating Gripping Force for Hardinge Sure Grip Thru Hole Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 99 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Hardinge Sure Grip Power Chuck Gripping Force Illustration and Parameter Definitions The information contained in this chapter is presented to help you determine the required gripping force for your Sure Grip Power Chuc
47. 0 843 8801 www hardingetooling com 107 Sure Grip Power Chuck Safety and Technical Manual B 87Z RS HARDINgE Main Cutting Force Msp Chucking Coefficient relates to the friction between the workpiece and the gripping surfaces of the top jaws It is affected by the type of gripping surface on the jaws the surface finish of the workpiece and the material the workpiece is made from The chucking coefficient is shown in the following chart Usp Chucking Coefficent Table 2 Surface finish of the workpiece Smooth Finish Ground or Turned Top Jaw Gripping Surface Turning Boring Smooth 0 07 Serrated 0 13 Drilling Smooth 0 13 Serrated 0 24 Medium to Rough Turned Finish 0 11 0 22 0 22 0 40 Unmachined Stock Specific Cutting Force Kc at Feed Material Low carbon 15 C 0 15 Aluminum Alloy Brass Grey Cast Iron Sr Table 3 Brinell Hardness Numbers Up to 150 Tensile Strength N mm up to 490 0 31 0 97 0 92 0 80 Specific Cutting Force Nmm Feed Rev 0 1mm 0025 3600 The above information relates to steel workpieces When using other materials multiply the above number by the correction factors for the different materials 0 2 0058 2600 0 8mm 0315 1360 0 4mm 0157 1900 Low carbon 25 C 490 to 580 150 to 200 4000 2900 2100 1520 Med carbon 40 C Cast Steel 580 to 680 1
48. 0000102 Counter Weight MS 0103518 Socket Head Cap Screw M5 x 8 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000115 Flat Nut CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 MS 0554216 SS M12x1 75x12mm Set Screw Balancing Screw Length may vary SC 0000524 Nut SC 0000522 58 Draw Bar Link CE 0000737 Nozzle Alemite No Z 737 SC 0000525 Special Wrench Used to mount the link B 0009500 0087 Safety and Technical Manual SC 0000723 Screw SC 2000727 Top Jaw SC 0000725 Boring Pin SC 0000728 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin Quick Change Parts CO CO Top Jaws for Sure Grip Chucks 1 5 x 60 Metric Serrations Part Number Description for standard Chucks SC 2000119 Standard Height Soft Flat Top Jaw WARNING SC 2000120 Medium Height Soft Flat Top Jaw You must use SC 2000603 Standard Height Soft Pointed Top Jaw Hardinge T nuts SC 2000123 Medium Height Soft Pointed Top Jaw Ignoring this SC 2000121 Hard Single Step Top Jaw warning may result Model No Part Number Description for Quick Change Chucks i machine and or 8MQP2 SC 2000727 Standard Height Soft Pointed Top Jaw personal injury NOTE Only jaws manufactured by Hardinge
49. 0097248 3 s x 1 5 Pull Dowel CE 0000012 Eye Bolt Reid MEB 12 SC 0000553 Draw Bar Link NC 0010884 Loctite 242 SC 0000554 Nut MS 0554219 55 Set Screw M12x1 75x25mm Balancing Screws Lengths may vary B 0009500 0087 Safety and Technical Manual MS 0103520 Socket Head Cap Screw M5x 8x30mm SC 0000187 Counterweight SC 0000556 Special Wrench for Link SC2000706QC Quick Change Kit includes all parts listed below SC 0000702 T Nut SC 0000700 Beam SC 0000703 Screw SC 2000706 Top Jaw CE 0000004AN Spring Plunger SC 0000705 Boring Pin SC 0000707 Boring Ring TL 0006615 Dowel Pin Top Jaws for Hardinge Sure Grip Chucks 1 5 60 Metric Serrations w Quick Change Parts OO Co JO J JOO Co Part Number Description for standard Chucks 10MSHF SC 2000169 Standard Height Soft Flat Top Jaw 2 10MMHF SC 2000170 Medium Height Soft Flat Top Jaw QU MUSE USE 10MSHP SC 2000166 Standard Height Soft Pointed Top Jaw Hardinge DAMES Ignoring this warning may result in machine and or personal injury 10MMHP SC 2000173 Medium Height Soft Pointed Top Jaw 10MH1 SC 2000171 Hard Single Step Top Jaw Model No Part Number Description for Quick Change Chucks 10MQP2 SC 2000706 Standard Height Soft Pointe
50. 440N 28000 124 544N aor 26000 115 648N lt 24000 106 752N 22000 98 843N 0000 88 960N 18000 80 064N 16000 71 168N 000 62 272N 12000 10000 Jaw 44 480N Standard Height Soft Jaw 48000 Medium Height Soft Jaw Total Gripping Force Ibs N 6000 26 688N 4000 17 792N 200 8896N 0 500 1000 1500 2000 2500 3000 3500 4000 4500 Spindle Speed RPM 12 Chuck Gripping Force Chart Jaw Position Using Standard Height Pointed Soft Jaws Jaw Close to Center Jaw at Mid Position Jaw Farthest From Center Total Gripping Force LBS Calculated 0 500 1000 1500 2000 2500 3000 3500 Spindle Speed RPM Standard Height Standard Height Standard Height Pointed amp Flat Jaw Pointed amp Flat Jaw Pointed amp Flat Jaw Minimum Mid Point Maximum Centrifugal Centrifugal Centrifugal Force Force E Force NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 103 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Jaw Height and Mass Gripping Force 5 amp 6 Sure Grip Chuck Total Gripping Force 14000 62 272N 13000 lt The chart on the right 12000 _ _6 C
51. 6 x 2 x 140mm SC 0000444 Chuck Draw Bar Link for Hardinge CONQUEST T51 amp T65 Cobra 65 SCA 0000153 Key MS 0554219 SS M12 x 1 75 mm Set Screw NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual CE 0000012 Eye Bolt Reid MEB 12 3751750 3 s x 1 75 Pull Dowel MS 0550608 1 4 20 x 5 Socket Set Screw SC 0000418 Chuck Draw Bar Draw Head SC 0000420 Nut SC 2000761 QC Quick Change Kit includes all parts listed below SC 0000762 T Nut SC 0000760 Beam 560000763 Screw SC 0000761 Top Jaw SC 0000765 Boring Pin Quick Change Parts SC 0000764 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin Top Jaws for Hardinge Sure Grip Chucks 1 5 60 Metric Serrations Model No Part Number Description for standard Chucks 12MSHF SC 2000426 Standard Height Soft Flat Top Jaw WARNING 12MMHF SC 2000427 Medium Height Soft Flat Top Jaw You must use 12MSHP SC 2000416 Standard Height Soft Pointed Top Jaw Hardinge T nuts 12MMHP SC 2000423 Medium Height Soft Pointed Top Jaw Ignoring this 12MH1 SC 2000421 Hard Single Step Top Jaw warning may result Model No Part Number Description for Quick Change Chucks T P 12 1 SC 2000761 Standard Height Soft Pointed Top Jaw i P J OO OO Oo JS JS o jv ojo NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hard
52. 725 Boring Pin SC 0000726 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin Top Jaws for Hardinge Sure Grip Chucks I 5mm x 60 Metric Serrations Model No Part Number Description CO co ojo 4 18 19 3 20 1 pro ro ro gt o C5 rS 37 38 39 40 41 42 4 4 Quick Change Parts 3 4 OTE Only SC 2000119 Standard Height Soft Flat Top Jaw WARNING jaws manufactured SC 2000120 Medium Height Soft Flat Top Jaw ME by Hardinge Inc or SC 2000116 Standard Height Soft Pointed Top Jaw Hardinge Trus Jaws approved by SC 2000123 Medium Height Soft Pointed Top Jaw ee Hardinge are to be SC 2000121 Hard Single Step Too Jaw warning may result 4 2 Power Chucks personal injury 8MQP1 SC 2000721 Standard Height Soft Pointed Top Jaw Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 68 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Single Jaw Represents the Quick Change Jaw Configuration LOCK SCREWS TO FIT AS SHOWN
53. 77 10 Chuck Assembly for Hardinge Lathes A2 8 78 79 10 Chuck Assembly for Hardinge VL5 Vertical Lathes 4A2 6 Spindle 80 81 10 Chuck Assembly for Hardinge VT 100 amp VT200 Vertical Lathes A2 8 and A2 11 82 83 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 2 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 10 Chuck Assembly for Hardinge and Other Lathes B Version A2 8 84 85 10 Chuck Assembly for Other Lathes Large Bore C Version A2 8 86 87 10 Chuck Assembly for Hardinge SR 250 Lathes A2 8 Spindle 88 89 12 Chuck Assembly for Hardinge Lathes A2 8 Spindle sss 90 91 12 Chuck Assembly for Hardinge VT 100 amp VT20O Vertical Lathes A2 8 and A2 11 Spindle 92 93 12 Chuck Assembly for Other Lathes A2 8 Spindle 94 95 Iro m TT 96 97 Chapter 2 Calculating Gripping Force Gripping Force Introduction aa epu edP APRIRE daha 00 Parameter sig ___ _ _ _ 00 Gripping Force RPM Diagrams Gripping Force Loss Due to Jaw Location 101 103 E
54. 80 to 250 290 to 490 4200 3200 3000 High carbon 55 C 680 to 830 200 to 300 4400 3150 2300 1640 2300 2200 1560 1700 1240 Alloy Steels 490 to 680 6804 680 to 830 3600 3900 4700 2600 2850 3400 1360 1500 1760 1900 2050 2450 830 10 970 970 10 1370 5000 5300 3600 3800 1850 2000 2600 2650 1390 to 1700 5700 4100 3000 2150 Stainless steel Cast iron 580 to 680 up to 200 5200 1900 3750 Tool Steel 1460 to 1750 5700 4100 3000 2150 1310 2700 1920 1000 720 Alloy 200 to 250 250 to 400 2900 3200 2080 2300 1500 1080 1700 1200 Tempered Copper 2100 1520 1100 800 Copper Collectors 2400 1900 1750 1360 1250 920 1000 720 Brass 80 to 120 1600 1150 850 600 Cast Copper Cast Bronze 1400 3400 1000 2450 700 520 1800 1280 Zinc Alloy Zn Al 10 Cu2 Aluminum alloy 11 to 13 Si 940 1000 700 Pure Aluminum 1050 760 550 400 700 560 430 520 Piston Alloy Al Si G Al Si 1400 1000 700 520 S Al Si Aluminum cast up to 290 11250 1150 900 840 650 480 600 430 290 to 420 1400 1000 700 520 Wrought Aluminum Magnesium Alloys 420 to 579 1700 580 1220 420 850 640 300 220 Rubber ebonite See ISO 4064 for Brinell Hardness Numbers 480 350 250 180 Hardinge Inc One Hardinge Drive Elmira New
55. 912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000104 Chuck Draw Bar for Hardinge A2 5 16C Spindle SC 0000132 Chuck Draw Bar Adapter SCA 0000003 Key 0101428 Socket Head Cap Screw 1 2 13x 1 3 4 DIN912 12 9 150 4762 or ANS B 18 3 1M specs SCA 0000102 Counter Weight MS 0103518 Socket Head Cap Screw 5 x 8 x 20mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs CE 0000737 Nozzle Alemite No Z 737 CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail SC 0000131 T Nut Round for Metric Serrations 2 also needed Must Use Hardinge T Nuts CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual MS 0554219 55 M12x1 75x25mm Set Screw Balancing Screw Length may vary SC 0000133 Spindle Adapter A2 5 to A2 6 CS 0011920 Drive Button A2 0011920 Screw for Drive Button MS 0104019 Socket Head Cap Screw M10 x 1 5 x 25mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000132 Adapter SC 2000721QC Quick Change Kit includes all parts listed below SC 0000722 T Nut SC 0000720 SC 0000723 Screw sc 2000721 Top Jaw SC 0000725 Boring Pin SC 0000726 Boring Ring CE 0000004AN Spring Plunger 41 TL 0006615 Dowel Pin gt gt gt 3 6 3 1 1 1 3 3 3 0 3 0 Quick Change
56. 92N 20 016 22 240 Force Ibs N PSI Generic Lathe 1 100 150 200 300 250 300 PSI Generic Lathe 2 40 50 60 70 80 90 PSI ty Generic Lathe 3 50 60 70 PSI Unlisted Lathe Find pressures and draw bar forces from machine tool manuals and transcribe to this line NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 115 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Total Gripping Force Draw Bar Pressure 4 amp 8 Sure Grip Chucks Total Gripping Force Draw Bar Force Operating Pressure 4 Sure Grip Chuck 9000 8000 T 7000 6000 2 5000 amp 4000 3000 5 2000 1000 G 1 O 10 O I0 O 10 Q 6 Q Q I Q rrr lt 09 o Draw Bar Force Lbs Operating QUEST GT J j Pressure PSI 30 40 50 60 70 80 Total Gripping Force Draw Bar Force Operating Pressure 8 Sure Grip Chuck 20000 18000 16000 o 14000 12000 2 10000 8000 o 6000 o F 4000 2000 0 ce c c c c 558538585855
57. C 0000108 Lever SCA 0000114 Master Jaw with Metric Serrations 1 5mm x 60 SCA 2000114 S Three Master Jaws 9 Shields 12 Escutcheon Pins 13 SC 0000356 Top Plate MS 0104018 Socket Head Cap Screw M10x1 5 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin MS 0104223 Socket Head Cap Screw M12x1 75x45mm DIN912 12 9 150 4762 or ANS 18 3 1M specs SCA 0000003 0101428 Socket Head Cap Screw 1 2 13x 1 3 4 DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SCA 0000102 Counter Weight MS 0103518 Socket Head Cap Screw M5 x 8 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs CE 0000737 Nozzle Alemite No Z 737 CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 SC 0000131 T Nut Round for Metric Serrations Item 2 also needed Must Use Hardinge T Nuts MS 0554219 55 M12x1 75x25mm Set Screw Balancing Screw Length may vary SC 0000391 Special Wrench Used to mount the link SC 0000388 Chuck Draw Bar Draw Head CE 1032468 Stubby Plunger 210 32 x 15 32 SC 0000389 Draw Bar Link for other brand CNC lathes SC 0000607 Draw Bar Link for Hardinge Talent 8 52 SV 200 GS 200 SC 0000140 Nut B 0009500 0087 Safety and Technical Manual SC 2000721QC Quick Change Kit includes all parts listed below SC 0000722 T Nut SC 0000720 Beam SC 0000723 Screw SC 2000721 Top Jaw SC 0000
58. Chuck may be damaged resulting in the workpiece andlor jaws coming off causing damage to the machine and or personal injury THE CHUCK is critical The chuck is precision balanced ISO G6 3 during the manufacturing process at Hardinge f a chuck has been damaged and repaired it should not be used until it has been precision balanced by a qualified technician Unbalanced chucks may allow parts to come loose causing damage to the machine andlor personal injury GREASE a minimum of once every 24 hours More frequent lubrication may be required when using non water based coolants or when workpiece production results in very short cycle times Insufficient lubri cation may result in lower gripping forces at the workpiece allowing the workpiece to come loose causing damage to the machine and or personal injury ONLY SPINDLE ADAPTERS manufactured or recommended by Hardinge can be used with Sure Grip power chucks Improper materials and machine spindle specifications may cause improper mating of the spindle and or the chuck as well as failure of the material The chuck and or spindle adapter may come loose or break apart causing damage to the machine and or personal injury ONLY TOP JAWS sss manufactured or recommended by Hardinge should be used on Sure Grip chucks Improper mat erials and machining specifications may cause jaws to fail
59. E 0000737 Nozzle Alemite No 2 737 CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual SC 0000131 T Nut Round for Metric Serrations Item 2 also needed Must Use Hardinge MS 0554219 SS M12x1 75x25mm Set Screw Balancing Screw Length may vary SC 2000721QC Quick Change Kit includes all parts listed below SC 0000722 T Nut SC 0000720 SC 0000723 Screw SC 2000721 Top Jaw SC 0000725 Boring Pin SC 0000726 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin Top Jaws for Hardinge Sure Grip Chucks I 5mm x 60 Metric Serrations Model No Part Number Description for standard Chucks 8MSHF SC 2000119 Standard Height Soft Flat Top Jaw WARNING SC 2000120 Medium Height Soft Flat Top Jaw You must use SC 2000116 Standard Height Soft Pointed Top Jaw Hardinge T nuts Ignoring this warning may result in machine and or Model Part Number Description for Quick Change Chucks personal injury 8MQP1 SC 2000721 Standard Height Soft Pointed Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks GO GO o gt Quick Change Parts
60. HARDINZE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 W 308 ac HM Safety and Technical Manual Sure Grip 3 jaw Power Chucks Mounting and Operating Calculating Gripping Force Maintenance Parts Lists Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 1 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Table of Contents Chapter Safety Information Instructions Maintenance amp Parts Lists G neral Safety Information u EORR anys SE DEDE 7 9 valet 10 11 Sure Grip Chuck Specifications and Dimensions AP ANG s GU EUIS 2 13 17 14 17 15 17 PEE E bu k ka masa M eee tet 16 17 Smallest Gripping Diameter for Pointed Soft Jaws all Chuck Sizes sss Master Jaw Slot and T Nut Specifications all Chuck SIZES sss 8 Sure Grip Spindle Adapters A2 5 to A2 6 A2 6 to A2 8 A2 to A2 8 9 Machine Tools with Pneumatic Actuating Cylinders 9 Maximum Static Gripping FONGE yau uuu w ura OUS nube bunte bod Uso ed pU d 20 te
61. ITH 1 ON BODY Bolt Torque Specs on pages 119 122 14023 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list 10 Sure Grip Power nem Chuck for Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After an Accident Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide l beam assembly off 31 32 35 master jaw Remove eighteen socket head cap screws 13 from the top plate Remove the top plate 12 The chip shield 16 does not have to be removed Remove the three master jaws 11 Remove three set screws 30 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock
62. Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 74 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 MERSGENSTORTN Ri RES PN CBOREAS SHONN Quick Change Jaw Assembly IE ORIENT 1 ON TOP PLATE WITH 1 ON BODY Bolt Torque Specs on pages 119 122 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list 8 Sure Grip Power Chuck for Hardinge SR 200 CNC Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After an Accident Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the jaws with the T nuts 2 20 from the slot in the master jaw Quick Change Jaw Loosen bolts 39 one full turn Remove Quick Change Top Jaw 40 Again loosen bolt 39 1 2 turn Slide beam assembly off 37 38 43 master jaw Remove the eighteen socket head cap screws 11 f
63. Jaw to 8 Chuck Hardinge Lathe A2 6 Metric Series SC 2000308 A26Q SCA 2000308 A26H Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 8 Chuck Hardinge Lathe A2 6 Metric Series SC 2200308 A26E Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 8 Chuck Non Hardinge Lathes amp Hardinge Talent 8 52 A2 6 Metric Series SCA 2200308 A26C SC 2300308 A26C SC 2200308 A26T SC 2200308 A26T Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 120 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H Bolt Torque Chart for 10 Sure Grip Chucks 162 Nm 162 Nm 270 Nm 450 Nm a 7 16 14 TPI 90 Ft Lbs 122 Nm 5 8 11 TPI 200 Ft Lbs 270 Nm 5 16 18 TPI 382 In Lbs 43 Nm 3 8 16 TPI 675 In Lbs 76 M6 126 In Lbs 14 Nm M8 315 In Lbs 36 Nm M10 545 In Lbs 62 Nm M10 612 In Lbs 70 Nm M12 90 Ft Lbs 122 Nm M12 30 Ft Lbs M14 120 Ft Lbs M16 120 Ft Lbs M16 200 Ft Lbs M20 330 Ft Lbs 10 Chuck Hardinge Lathe A2 6 Metric Series SCD 2000310 A26H SC 2000310 A26Q Chip Shield Chuck to Spindle Spindle Adapter to Spindle
64. Loss due to centrifugal force must always be taken into consideration These losses are due to RPM jaw height amp mass and workpiece configuration The jaw force must be adequate to grip the part during the cutting operations as illustrated by the turning example There are many other types of machining operations such as drilling tapping broaching fac grooving and skiving which exert force on the chuck The cutting tool rake angles and design configurations affect the gripping force of the chuck differently It is beyond the scope of this publication to be able and torques generated by the various types of tools made by hundreds of manufacturers The user of this chuck must acquire and thoroughly understand the technical report ISO TR 13618 Code of Practice for Safe Operation of Work Holding Chucks Used on Lathes published ANSI This publication covers the formulas necessary to calc the user to determine if the workpiece is safely held by the chuck The Machining Data Handbook by Machinability Data Center Metcut Research Association Inc has tables giving the torque and force requirements of most styles of tooling used on a lathe Tool manufacturers such as Kennametal Valen specific tooling It is the responsibility of the user to make certain that the wor ite Iscar and others have publications which relate to their piece is safely gripped by the chuck by the American National Standards Institute ulate th
65. Parts Top Jaws for Hardinge Sure Grip Chucks 1l 5mm x 60 Metric Serrations Model No Part Number Description for Standard Chucks SC 2000119 Standard Height Soft Flat Top Jaw SC 2000120 Medium Height Soft Flat Top Jaw SC 2000116 Standard Height Soft Pointed Top Jaw Hardinge T nuts SC 2000123 Medium Height Soft Pointed Top Jaw Ignoring this SC 2000121 Hard Single Step Top Jaw warning may result Model No Part Number Description for Quick Change Chucks machine and or 8MQP1 SC 2000721 Standard Height Soft Pointed Top Jaw personal injury WARNING You must use Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 62 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications i 71 Single Jaw Represents Lock screws to fit in 08 deep C bore oc the Quick Change Jaw as shown Configuration NI Balancing Screw Seen 2522 Patent Pending _ Standard ORIENT 1 ON TOP PLATE Jaw WITH 1 ON BODY Bolt Torque Specs on pages 119 122 NOTE Brush Hardinge recommended grease on all moving par
66. Q NB 50 avail replacement N A 12 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged MS 0103520 M5 x 8 x 30 SHCS SC 0000407 Counterweight SC 0000408 Lever SCA 0000414 Master Jaw with Metric Serrations 1 5 mm x 60 SCA 0000406 Top Plate MS 0104422 Socket Head Cap Screw M14 x 2 x 40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303616 Button Head Screw M6 x 1 x 12mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SC 0000435 Chip Shield SC 0104636 Socket Head Cap Screw M16 x 2 x 140mm SC 0000404 Chuck Draw Bar A2 8 Spindle SCA 0000153 Key CE 0002156 O Ring Parker No 2 156 MS 0554219 SS M12 x 1 75 mm Set Screw NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual CE 0000012 Eye Bolt Reid MEB 12 CE 3751750 3 g x 1 75 Pull Dowel SC 0000432 Draw Bar for Hardinge CONQUEST VT 100 4 125 104 7 mm Long SC 0000183 Draw Bar for Hardinge CONQUEST VT 200 6 00 152 4 mm Long MS 0103822 Socket Head Cap Screw M8 x 1 25 x 40mm 34 MS 0104420 Socket Head Cap SC 2000761QC Quick Change Kit includes all parts listed below 39 SC 0000760 40 SC 0000763 Screw 41 SC 0000761 Top Jaw SC 0000763 Boring Pin SC 0000764 Boring Ring CE 0000004AN Spring Plunger TL 0006615 Dowel Pin C25 Oo O O cO O CO CO
67. S 0104219 Socket Head Cap Screw M12x1 75x25mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000108 Lever SCA 0000114 Master Jaw with Metric Serrations SCB 2000014 5 Three Master Jaws 9 Shields 12 Escutcheon Pins 13 SC 0000356 Top Plate MS 0104018 Socket Head Cap Screw M10 1 5x20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin MS 0104223 Socket Head Cap Screw M12 1 75x45mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SCA 0000003 Key MS 0103516 Socket Head Cap Screw M5 8x12mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SCA 0000102 Counter Weight MS 0103518 Socket Head Cap Screw M5x 8x20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs CE 0000737 Nozzle Alemite No Z 737 CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 0000012 Eye Bolt NC 0010884 Loctite 242 SC 0000131 Round T Nut MS 0554219 55 Balancing Set Screw M12x1 75x25mm Length of screws may var SC 0000391 Tool for VL5 EMAG SC 0000388 Chuck Draw Bar Draw Head CE 1032468 Stubby Plunger 10 32x 5 s2 SC 0000600 Draw Bar Link SC 0000390 Nut B 0009500 0087 Safety and Technical Manual SC 0000597 A2 6 to A2 6 Spindle Adapter Assembly SC 0000587 Cover Plate MS 0573614 Socket Head Set Screw m6x1x8mm SC 0000598
68. Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 10 Chuck Hardinge Lathe A2 8 Metric Series SCD 2000310 A28H Chip Shield Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 10 Chuck Non Hardinge Lathe and Hardinge Lathes Eu gm gu gm Nu ME A2 8 Metric Series SCC 2200310 A28C SC 2300310 A28C SC 2200310 A28T SC 2300310 A8SR Chip Shield Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to A2 6 Metric Series SC 2200310 A28E Chuck to Spindle X Top Plate to Body X Top Jaw to T Nut X 10 Chuck Hardinge Vertical Lathe VT100 A2 8 Metric Series SCC 2000310 A28V Chip Shield X Chuck to Spindle X Top Plate to Bod X Top Jaw to T Nut X Draw Head to Draw Bar X Quick Change Top Jaw to X 10 Chuck Hardinge Vertical Lathe VT200 A2 11 Metric Series SCC 2000310 A11V Chip Shield Chuck to Spindle Adapter Spindle Adapter to Spindle Top Plate to Body Top Jaw to T Nut Draw Head to Draw Bar Quick Change Top Jaw to Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 121 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Bolt Torque Chart for 12 Sure Grip Chucks 162 Nm 68Nm 162 Nm 270 450 Nm
69. UM 02 E 01 CO CHUCK nr 02 avas sinuans uha s Aoi chains bak kan uqa ua ate 03 Jaw Fleightand Mass Gripping Force Chart e Ple ER Perdita 104 106 AY CHUCK 3 22 s 05 SCIES A DEUM 04 8 Chuck ETT 05 Chua au ETT 06 Turning Operation Form l I Gripping FORCE TET 104 106 Formula 2 Main Cutting Forge__ a 07 Chipi Cross section Table ne UE 07 Chucking Coefficient Tabl _______ __ __ _ ______ wayq 08 Specific Cutting Force Keal Feed Sr Table cd peat de eer tere ped rises ukawa aaa A 08 Chucking Ratio TABE 4 ec ent ee io eee ex ete qt ce leen vele n er Rea teet ep ota rtr em 09 Determining the kengthiractor Table 5 u a dit ane tiv orton 0 Formula 3 Initial Gripping Force Centrifugal Forces meme e meme 0 Draw Bat TUDE FORCE uc coude eti dier meten sat mda ede e haba Ph er ebbe nox EY ca Turning Example Calculation Centrifugal Forces of Jaws Corresponding to Rotational Speed 112 114 a CHUCK eei edem do
70. afety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembly off 31 32 35 master jaw Remove twelve socket head cap screws 14 from the top plate Remove the top plate 13 The chip shield 16 does not have to be removed Remove the three master jaws 12 Remove three set screws 21 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 11 Remove Chuck Draw Bar 18 Do not disassemble item 19 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged th
71. ake certain that the workpiece 15 firmly seated against the stop when closing the chuck When to increase the Length Factor Heavy facing cuts and heavy OD forming cuts may require the length factor to be increased by at least 50 or higher Warning Out of balance forces due to unbalanced workpieces and or special shaped jaws are not taken into consideration in the above length factors Unbalanced conditions may cause the workpiece to come loose resulting in damage to the machine and or personal injury Centrifugal Forces The gripping force of the rotating chuck is influenced by centrifugal forces As the RPM of the spindle increases the reaction of the chuck to centrifugal force also increases At high spindle RPM these forces can reduce the gripping force of the chuck substantially Centrifugal forces must be taken into consideration when determining the initial gripping force of your chuck Formula 43 Initial Gripping Force Sz x Fspz Fc 57 Length factor for the initial gripping force see table above Total centrifugal force of the chuck jaws master jaws and standard blank pointed soft jaws obtained from the Centrifugal Force of Jaws corresponding to Angular Speed graph on the following pages The sign relates to external gripping sign to internal gripping Fsp Required total gripping force without considering the effects of angular speed NOTE Separate centrifugal calculations must be
72. ange Top Jaw to 6 Chuck Hardinge Lathe A2 6 Metric Series SCA 2000306 A26H Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 6 Chuck Hardinge Lathe A2 6 Metric Series SCA 2000306 A26L Chuck to Spindle Top Plate to Bod Top Jaw to T Nut Quick Change Top Jaw to 6 Chuck Non Hardinge Lathes amp Hardinge Talent 6 45 A2 5 Metric Series SCA 2300306 A25C SC 2300306 A25T Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 119 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Bolt Torque Chart for 8 Sure Grip Chucks 7 16 14 TPI 90 Ft Lbs 122 Nm 1 2 13 TPI 125 Ft Lbs 170Nm 5 16 18 TPI 382 In Lbs 43 Nm 3 8 16 TPI 675 In Lbs 76 Nm M6 126 In Lbs 14 Nm M8 315 In Lbs 36 Nm M10 545 In Lbs 62 Nm M10 612 In Lbs 70 Nm M10 30 Ft Lbs 41Nm M12 90 Ft Lbs 122 Nm M14 120 Ft Lbs 162 Nm M16 120 Ft Lbs 162 Nm M16 200 Ft Lbs 270 Nm M20 330 Ft Lbs 450 Nm 8 Chuck Hardinge Lathe A2 5 Metric Series SCA 2000308 A25H Chuck to Spindle Spindle Adapter to Spindle Top Plate to Bod Top Jaw to T Nut Quick Change Top
73. ch jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Lock screws to fit 1 T in C bore as shown Single Jaw Represents the Quick Change Jaw Configuration Balancing Screw Balance Screw System Patent Pending 5 Orient 1 on top plate with 1 on body Record depth and and location for reassembly Bolt Torque Specs on pages 119 122 1426 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list mel 10 Sure Grip Power Chuck for Hardinge 59 VT100 VT200 Vertical Lathes A2 8 A2 11 Spindles Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembly off 31 32 35 master jaw Remove eighteen socket head cap screws 13 from the top plate Remove the top plate 12 The chip shield 16 does not have to be removed Remov
74. cr M illustrates the gripping force loss 11000 due to the height and mass of the jaws The hard jaw has the 1 75 High Jaw 1000 48 932N 10000 44 480N 9000 40 032N Total Gripping Force Ibs N least amount of gripping force 2000 7000 loss due to the smallest amount n of mass The medium height jaw OOO dh sp lt igh Jaw shows the greatest amount of 1000 ____________________ 1 50 High Jaw gt 17 792 gripping force loss Jaws higher 3000 VOA K than the medium height jaws 2000 more massive will have dramatic 1000 0 gripping force losses and should O 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 6500 7000 be avoided Spindle Speed RPM NOTE All Charts are based on calculated draw forces Turning The required gripping force Fspz depends upon the type of operation being accomplished The cutting force on the turning tool and its consequent reaction on the workpiece involve the following variables Fs Main Cutting Force Fv Feed Force Fp 7 Radial Force Passive During the turning operations the Feed Force and the Radial Force are mainly absorbed by the faces of the jaws where the workpiece seats The main cutting force produces a moment Fs x dz 2 which must be absorbed by the chuck and transmitted by friction at the clamp
75. d Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 86 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Single Jaw Represents aca SSO 22 the Qu jek eda Jaw ORIENT t ON TOP PLATE WITH I ON BODY Bolt Torque Specs on pages 1 1 9 1 22 Draw Bar Tube Specifications Machined to 7 NOTE Brush Hardinge recommended grease 10 Sure Grip Power on all moving parts when assembling n sa See item 7 in parts list Chuck for Other CNC Lathes A2 8 Spindle C Version Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembl
76. des all parts listed below SC 0000702 T Nut SC 0000700 SC 0000703 Screw SC 2000701 Top Jaw CE 0000004AN Spring Plunger SC 0000705 Boring Pin SC 0000704 Boring Ring TL 0006615 Dowel Pin C5 Oo aja a O Quick Change Parts 09 09 Co Top Jaws for Hardinge Sure Grip Chucks 1 5 x 60 Metric Serrations Model No Part Number Description for standard Chucks NOTE Ony SC 2000169 Standard Height Soft Flat Top Jaw WARNING jaws manufactured SC 2000170 Medium Height Soft Flat Top Jaw You must use by Hardinge Inc or SC 2000166 Standard Height Soft Pointed Top Jaw Hardinge T nuts jaws approved by SC 2000173 Medium Height Soft Pointed Top Jaw Ignoring this Hardinge are to be SC 2000171 Hard Single Step Top Jaw warning may result used on Sure Grip Model No Part Number Description in machine and or Power Chucks 10MQP1 SC 2000701 Standard Height Soft Pointed Top Jaw personal injury Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 82 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTE The parts for ea
77. different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 34 one full turn Remove Quick Change Top Jaw 35 Again loosen bolt 34 1 2 turn Slide l beam assembly off 32 33 38 master jaw Remove eighteen socket head cap screws 11 from the top plate Remove the top plate 10 The chip shield 12 does not have to be removed Remove the three master jaws 9 Remove three set screws 30 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Remove Chuck Draw Bar 15 Do not disassemble item 16 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 11 14 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts e Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembl
78. dinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 70 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications LOCK SCREWS TO FIT Prison cone I BE Single Jaw Represents avon the Quick Change Jaw Configuration Patent 5 Pending a WITH 1 ON BODY Bolt Torque Specs on pages 119 122 8 Big Bore NOTE Brush Hardinge recommended grease Sure Grip Power on all moving parts when assembling Chuck for Other See item 21 in parts list CNC Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After an Accident Collision This inspection should be done after the chuck has been removed from the lathe spindle Loosen the bolts 4 and raise and slide the jaws with the T nuts 2 20 from the slot in the master jaw Quick Change Jaw Loosen bolts 39 one full turn Remove Quick Change Top Jaw 40 Again loosen bolt 39 1 2 turn Slide beam assembly off 37 38 43 master jaw Remove the eighteen socket head cap screws 11 from the top plate Remove the top plate 10 Remove the three master jaws 9 It is not necessary to disassembly Items
79. e Jaw Assembly IN 12 DP AS SHOWN 2 Patent Pending Balancing Screw 80 Balance Screw Syster Patent Pending ut ORIENT 1 ON TOP PLATE WITH 1 ON BODY Record depth and length and location for reassembly Bolt Torque Specs on pages 119 122 A2 6 to A2 6 Spindle Adapter Assembly and Draw Bar Link NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 21 in parts list 8 Sure Grip Power Chuck for EMAG VL5 Vertical Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 43 one full turn Remove Quick Change Top Jaw 44 Again loosen bolt 43 1 2 turn Slide l beam assembly off 41 42 43 45 master jaw Remove eighteen socket head cap screws 11 from the top plate Remove the top plate 10 The chip shield 12 does not have to be removed Remove the three master jaw
80. e entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 14 17 21 34 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 12 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 93 Sure Grip Power Chuck Safety and Technical Manual B 87Z H Parts List 12 Chuck Assembly for Other Lathe A2 8 Spindle Assemblies for Other brand CNC Lathes Model No Part Number Description CM2 312C 8 SCA 2300312 A28C Standard Chuck A2 8 Spindle 1 5mm x 60 Master Jaw Serrations CM2 312C 8Q SC 2370312 A28C Quick Change Chuck A2 8 Spindle 1 5m
81. e forces acting upon the chuck assembly allowing ing cutoff knurling threading to cover all the cutting forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 118 E ma HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z 5 Bolt Torque Chart for 4 5 and 6 Sure Grip Chucks 3 8 16 675 In Lbs 76 Nm 7 16 14 TPI 90 Ft Lbs 122 Nm 1 2 13 TPI 125 Ft Lbs 170 Nm 5 16 18 TPI 382 In Lbs 43 Nm M6 126 In Lbs 14 Nm M8 315 In Lbs 36 Nm M10 545 In Lbs 62 Nm M10 612 In Lbs 70 Nm M10 30 Ft Lbs 41Nm M12 90 Ft Lbs 122 Nm M14 120 Ft Lbs 162 Nm M16 120 Ft Lbs 162 Nm M16 200 Ft Lbs 270 Nm M20 330 Ft Lbs 450 Nm 4 Chuck Hardinge Lathe A2 4 Metric Series SCA 2000304 A24H Chuck to Spindle Top Plate to Body Top Jaw to T Nut 5 Chuck Hardinge Lathe A2 5 Metric Series SCA 2000305 A25H Chuck to Spindle Top Plate to Body Top Jaw to T Nut 5 Chuck Non Hardinge Lathe A2 5 Metric Series SCA 2200305 A25C Chuck to Spindle Top Plate to Body Top Jaw to T Nut 6 Chuck Hardinge Lathe A2 5 Metric Series SCA 2000306 A25H Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Change Top Jaw to 6 Chuck Hardinge Lathe A2 5 Metric Series SCA 2300306 A25E Chuck to Spindle Top Plate to Body Top Jaw to T Nut Quick Ch
82. e the three master jaws 11 Remove three set screws 32 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 10 Remove Chuck Draw Bar 17 Do not disassemble item 18 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 26 on bolts 1 13 14 32 34 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 11 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under
83. ecording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Remove Chuck Draw Bar 32 Do not disassemble item 16 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 11 14 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 23 on bolts 1 11 30 Use pressure gun with adapter 20 to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 20 to lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly
84. ed Use Loctite 242 23 on bolts 1 11 30 Use pressure gun with adapter 20 to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 20 to lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 65 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 8 Chuck Assembly for Hardinge EMAG VL5 Lathes A2 6 Spindle Assemblies for Hardinge EMAG VL5 Lathes Model No Part Number Description HM 308 6E SC 2200308 A26E Standard Chuck 1 5mm x 60 Master Jaw Serrations HM 308 6EQ SC 2270308 A26E Quick Change Chuck 1 5mm x 60 Master Jaw Serrations Parts List Item Qty Part Number Description MS 0553814 Socket Set Screw Flat M8 x 1 25x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000115 T Nut for Metric Serrations 787 spacing for Hard amp Soft Jaws Must Use Hardinge Nuts SC 2000116 Soft Top Jaw M
85. er Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 67 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 8 Chuck Assembly for Hardinge and Other Brand CNC Lathes A2 6 Spindle Assemblies for Hardinge Talent 8 52 SV 200 GS 200 and Other Brand CNC Lathes B Version Model No Part Number Description CM2 308B 6 SCA 2200308 A26C Standard Chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations Other brands CM2 308B 6Q _ SC 2270308 A26C Quick Change Chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations Other brands HM 308 6T SC 2200308 A26T Standard Chuck for Hardinge Talent 8 52 SV 200 and GS 200 CNC Lathes HM 308 6TQ 502270308 26 Quick Change Chuck for Hardinge Talent 8 52 SV 200 and GS 200 CNC Lathes Item Qty Part Number Description 1 6 MS 0553814 Socket Set Screw Flat M6 x 1x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000115 T Nut Flat Metric Serrations Item 29 also needed Must Use Hardinge Nuts SC 2000116 Soft Top Jaw MS 0104219 Socket Head Cap Screw M12x1 75 x 25mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged S
86. er ALTEMP Q NB 50 avail SC 0000151 T Nut Must Use Hardinge Nuts For Inch Jaws replacement N A 10 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000158 Lever SCB 0000164 Master Jaw with Metric Serrations 1 5mm x 60 SCA 0000156 Top Plate MS 0104021 Socket Head Cap Screw M10x1 5 x 35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0313616 Flat Head Screw M6x1 0x12mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0104626 Socket Head Cap Screw M16x2x60mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000185 Chip Shield SC 0000163 Chuck Draw Bar SCA 0000153 Chuck Key CE 0097248 3 x 1 5 Pull Dowel CE 0000012 Eye Bolt Reid MEB 12 SC 0000182 Draw Bar for Hardinge CONQUESTSVT 100 4 125 104 7mm Long SC 0000183 Draw Bar for Hardinge CONQUEST VT 200 6 00 152 4mm Long SC 0000184 Draw Bar Bushing MS 0103822 Socket Head Cap Screw M8x1 25 x 40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000152 A2 11 to A2 8 Spindle Adapter Only for SCB 2000310A11V CL 0011920 02 Drive Button CL 0011920 03 Drive Button Screw MS 0104822 Socket Head Cap Screw M18x2 5x40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual MS 0103519 Set Screw M5x 8x25mm SC 0000187 Counterweight MS 0554219 SS Set Screw M12x1 75x25mm Balancing Screws Lengths may vary OR 0005254 0 Ring 3 1 4 ID 1 16 CS SC 2000701 QC Quick Change Kit inclu
87. etooling com 100 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Gripping Force Loss Due to Jaw Location The machining operations generate forces and movements which must be properly absorbed and transmitted by the power chuck Gripping force is the main purpose of the chuck This force is the arithmetic sum of the radial forces exerted on the workpiece by the chuck jaws There are a great many variables which act on the clamping area of the jaws during a machining operation To combine all these variables into one chart is not possible The following formulas tables and graphs in this chapter and the methods for calculating them are acceptable for the normal run of the mill applications on well maintained and properly lubricated three jaw chucks The calculations are acceptable for normal as well as special applications In the case of large and heavy top jaws the centrifugal forces must be accurately calculated The centrifugal force curves shown on pages 112 114 are for chucks with standard height pointed soft blank top jaws used in the mid position of the master jaw This blank top jaw will be heavier than one that has already been machined to accept a workpiece therefore the results will be on the safe side Gripping Force RPM Diagram for 5 and 6 Sure Grip Chucks Upper Curve Minimum Centrifugal Force of Top Jaw Middle Curve best position to use any top jaw Mid Position Centrifugal Force of Top Jaw
88. etooling com 78 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Single Jaw Represents Lock screws to fit in C bore as shown 999 32 me ae Balancing Screw Balance Screw System Patent Pending Record depth and length and location for reassembly ORIENT 1 ON TOP PLATE WITH 1 ON BODY Bolt Torque Specs on pages 119 122 14023 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list 10 Sure Grip Power Chuck for Hardinge Lathes A2 8 Spindle Periodic Safety Inspection Every 6 Months or After Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide l beam assembly off 31 32 35 master jaw Remove eighteen socket head cap screws 13 from the t
89. g BR 2 Plus or Kluber ALTEMP Q NB 50 avail replacement N A 10 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000158 Lever SCB 0000164 Master Jaw with Metric Serrations 1 5mm x 60 SCA 0000561 Top Plate MS 0104021 Socket Head Cap Screw M10x1 5 x 35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw M6x1 0x10mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0104626 Socket Head Cap Screw M16x2x60mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SCA 0000563 Chip Shield SC 0000186 Chuck Draw Bar CONQUEST T42BB 4 51 Cobra 51 QUEST amp ELITE 51 RS 51 SC 0000562 Chuck Draw Bar for QUEST 10 65 RS 65 SCA 0000153 Key CE 0097248 3 x 1 5 Pull Dowel CE 0000012 Eye Bolt Reid MEB 12 SC 0000181 A2 6 to A2 8 Spindle Adapter not required for QUEST 10 65 CL 0011920 Drive Button CL 0011920 01 Drive Button Screw MS 0104221 Socket Head Cap Screw M12x1 75x35mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual MS 0103519 Socket Head Cap Screw M5x 8x25mm SC 0000187 Counterweight MS 0554219 SS Set Screw M12x1 75x25mm Balancing Screws Lengths may vary SC 2000701 QC Quick Change Kit includes all parts listed below SC 0000702 T Nut SC 0000700 SC 0000703 Screw SC 2000701 Top Jaw CE 0000004AN Spring Plunger SC 0000705 Boring Pin SC 0000704 Boring Ring TL 0006615 Dowel Pin
90. g may cause damage to the machine and or personal injury before changing inspecting lubricating or setting the chuck If machine is accidently started there may be damage to the machine and or personal injury the Open or Close switches on the control while the spindle is rotating Jaws may open allowing the workpiece to come out causing damage to the machine and or personal injury maximum recommended spindle RPM even when using the maximum recommended draw bar force Chuck may be damaged andlor the workpiece may come out damaging the machine tool and or injuring the operator the machine with the machine doors open The workpiece or the jaws may come out causing damage to the machine and or personal injury should never extend beyond the OD of the chuck body The jaws will not be held securely to the chuck which may cause the jaws to come off or the workpiece to come out of the jaws causing damage to the machine andlor personal injury the maximum draw bar tube force of the chuck Pages 12 17 Chuck and mounting bolts may be damaged causing the chuck jaws or workpiece to come off causing damage to the machine andlor personal injury of the machine tool s draw bar It should be greater than or equal to the draw bar stroke of the chuck If the machine s stroke is less than the chuck s the jaw stroke will be reduced proportionately The jaw stroke may not be adequate to handle the tolerance variation of the workpiece
91. he master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 75 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z 5 Parts List 10 Chuck Assembly for Hardinge Lathes A2 6 Spindle Assemblies for Hardinge CNC Lathes 1 5mm x 60 Master Jaws Model Part Number Description HM310 6 SCD 2000310A26H Standard Chuck for Hardinge CONQUEST T42BB amp 51 Cobra 51 QUEST amp ELITE 51 RS 51 HM310 6Q SCA 2070310A26H Quick Change Chuck for Hardinge CONQUEST T42BB amp 51 Cobra 51 QUEST amp ELITE 51 RS 51 HMQ310 6 SCA 2000310 A26Q Standard Chuck A2 6 25C Spindle for Hardinge QUEST 10 65 RS 65 HMQ310 6Q SCA 2070310A26Q Quick Change Chuck A2 6 25C Spindle for Hardinge QUEST 10 65 RS 65 Item Q Part Number Description MS 0573814 Socket Set Screw Flat M8 x 1 25x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000165 Nut for Metric Serrated Jaws Must Use Hardinge Nuts SC 2000166 Soft Top Jaw MS 0104220 Socket Head Cap Screw M12x1 75 x 30mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Cornin
92. his document This product is only to be used by trained machinists skilled in the use and operation of power chucks on metal cutting machines Machine Tool Setup Operators Responsibilities Hazards may arise from the characteristics of the workpiece and machine used with a given workholding chuck even if the specific requirements in this manual are met The user shall therefore consider such characteristics of workpieces dimensions mass and shape and of machines operating speed feed and depth of cut in order to remove or reduce the hazard he maximum permissible speed for the specific machining shall be determined by the user on the basis of the clamping forces required This speed shall not exceed the maximum rotational speed of the workholding chuck For special top jaws the user should calculate the dynamic clamping force for a particular workholding chuck according to the one method outlined in this manual Other methods are available from publications referred to on page 118 Static clamping force measuring devices should be used to check maintenance conditions at regular intervals according to the information in this manual Residual risks may arise from a failure to achieve a satisfactory quality of rotational balance prevent excessive force being applied to a particular workholding chuck the actuating force available from machine may need to be reduced WARNINGS Warnings must be followed carefu
93. ined to Draw Bar Tube Specifications p NOTE Brush Hardinge recommended grease 10 Sure Grip Power on all moving parts when assembling See item 7 in parts list Chuck for Hardinge SR 250 CNC Lathes A2 8 Spindle Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembly off 31 32 35 master jaw Remove eighteen socket head cap screws 13 from the top plate Remove the top plate 12 The chip shield 15 does not have to be removed Remove the three master jaws 11 Remove three set screws 28 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 10
94. ing areas The moment produced by the main cutting force during turning determines the gripping force required Formula Fsp Es Sz xd Hsp d Where Fsp Required gripping force with chuck stationary Fs Main cutting force d Machining diameter _ Chucking Ratio dsp Chucking diameter Hsp Chucking coefficient Friction between jaw and workpiece 57 Length factor The feed force Fv and the radial force Fp are comparatively small and for most purposes may be ignored simplifying our calculation If very severe cutting conditions are present particularly large facing cuts increase the Length factor Sz by 50 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 104 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Jaw Height and Mass Gripping Force 4 and 8 Chuck 4 SURE GRIP Power Chuck Top Jaw Vs Gripping Force Calculation 9000 40 032N 8000 35 584N 7000 m 31 136N 6000 26 688N 5000 22 240N 4000 Hard Jaw 17 792N 7 7 Standard Height Soft Jaw 3000 Medium Height Soft Jaw 13 344N Total Gripping Force Lbs N 000 88961 1000 44481 0 0 1000 2000 3000 4000 5000 6000 7000 8000 Spindle Speed RPM 8 Chuck Total Gripping Force
95. inge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 90 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications MEME Pp Fm Single Jaw Represents Quick Change Jaw Assembly the DE Jaw onfiguration EF Patent Pending ge ORIENT 1 ON TOP PLATE WITH 1 ON BODY Jaw NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list Bolt Torque Specs on pages 119 122 12 Sure Grip Power Chuck for Hardinge Lathes A2 8 Spindle Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembly off 31 32 35 mas
96. ins 13 SC 0000561 Top Plate MS 0104021 MS 0303615 Socket Head Cap Screw M10 1 5x35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs Screw M6 1 0x10mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0104232 Socket Head Cap Screw M12 1 75x100mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000563 Chip Shield SC 0000602 Chuck Draw Bar Draw Head SCA 0000003 Key CE 0097248 3 3 x 1 5 Pull Dowel CE 0000012 Eye Bolt 0009500 0087 Safety and Technical Manual NC 0010884 Loctite 7242 MS 0103520 Socket Head Cap Screw M5 8x30mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SC 0000187 Counter Weight MS 0554219 55 CE 1032468 Balancing Set Screw M12x1 75x25mm Length of screws may var Stubby Plunger 10 32x15 2 MS 0103516 Socket Head Cap Screw M5x 8x12mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SC 0000587 Cover Plate SC 0000601 Draw Bar Link SC 0000524 Nut SC 0000592 Mounting Fixture SC 0000525 Wrench for Installing Link You must use Hardinge T nuts Ignoring this warning may result in machine and or personal injury Top Jaws for Standard Hardinge Sure Grip Chucks I 5mm x 60 Metric Serrations Part Number SC 2000169 Description Standard Height Soft Flat Top Jaw SC 2000170 Medium Height Soft Flat Top Jaw SC 2000166 Standard Heigh
97. jaw Remove eighteen socket head cap screws 11 from the top plate Remove the top plate 10 The chip shield 12 does not have to be removed Remove the three master jaws 9 Remove three set screws 28 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 9 26 27 Remove Chuck Draw Bar assembly 16 32 33 34 Disassembly not required Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 12 14 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 11 28 Use pressure gun with adapter 20 to grease pivot pin 5 with Chevron Ultra Duty NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 20 to lightly grease master jaws 10 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease M
98. k and the operating forces of the actuating cylinder NOTE All charts in this manual are based on calculated values for the forces not actual dynamic values of the forces The following parameters must be calculated Gripping Force Fspz required for the machining operation No allowance for the effects of angular velocity 2 Initial Gripping Force Fspo required with a stationary spindle with consideration taken for the centrifugal forces of the chuck jaws 3 Actuating Cylinder Force Draw Bar Force required to provide the initial gripping force Fspo Today s machining techniques require high spindle speeds and many times fast cutting feed rates Because of these changes it is necessary to consider the safe operation of chucks at these speeds and feeds Therefore you must be able to determine the necessary gripping forces required and how they change with the increase or decrease of the spindle speed RPM and the cutting forces applied to the workpiece Cutting force on turning style cutting tools Radial force passive Feed force on turning style cutting tools Required total gripping force without considering the effects of angular speed Centrifugal force of the jaws Total initial gripping force with stationary chuck Distance between machining and clamping points Chuck diameter Machining diameter Chucking length Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www harding
99. l SC 0000187 Counterweight replacement N A 10 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000458 Lever SCB 0000164 Master Jaw with Metric Serrations 1 5mm x 60 109 CO O SCA 0000456 Top Plate MS 0104021 ak Socket Head Cap Screw M10x1 5 x 35mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw M6x1 0x10mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SCA 0000455 Chip Shield 0101836 Socket head Cap Screw 5 8 011 x 2 1 4 DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0104626 Socket Head Cap Screw M16x2x60mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SCA 0000153 Key CE 0097248 3 s x 1 5 Pull Dowel CE 0000012 Eye Bolt Reid MEB 12 NC 0010884 Loctite 242 0009500 0087 Safety and Technical Manual MS 0103520 Socket Head Cap Screw M5x 8x30mm MS 0554219 55 Set Screw M12x1 75x25mm Balancing Screws Lengths may vary SC 0000488 Chuck Draw Bar Draw Head A2 8 Spindle CE 2520531 Stubby Plunger 1 20 x 1 SC 0000489 Draw Bar Link SC 0000811 Draw Bar Link for Hardinge Talent 10 78 GS 250 SC 0000490 Nut SC 0000491 SC 2000701 QC Special Wrench for Link Quick Change Kit includes all parts listed below SC 0000702
100. lat Pointed Pointed E 5 Single Nose Nose Nose L 00 Step J J E TT EN L 7 E m E Y azine Y Jok LX Ret mark Jak hetMak Chuck Chuck L W H B D E Model Size Jaw Jaw Jaw Jaw Jaw A Bolt C Keyway X F G J Bolt No In mm Model Part No Length Width Height Serrations Space Depth Thread 50 2000225 1 95 1 5mm x 60 HM305 amp CM2 305B 5 5MSHF 50 2000070 5 1 5mm x 60 M8x1 25 HM306 HM306 6 HM306 6L HM306 5E 6 6MSHF SC 2000019 15 25 25 1 5mm x 60 46 473 88 M10x1 5 CM2 306C 5 HM308 HM308 5 HMQ 308 HM308 6E 8MSHF SC 2000119 1 5mm x 60 M12x1 75 CM2 308B 6 HM310 6 10 8 HM0310 6 10 8 10MSHF SC 2000169 00 75 75 1 5mm x 60 64 631 j 5 M12x1 75 HVM310 11 CM2 3108 8 CM2 310C 8 3120 8 0 23120 8 HVM312C 8 12 5 SC 2000426 1 5mm x 60 HVM312C 11 SOFT STANDARD HEIGHT FLAT NOSE Chuck Chuck L w H B D Size Jaw Jaw Jaw Jaw Jaw A Bolt C Keyway Keyway X F G J Bolt No In mm Model Part No Length Width Height Serrations Space Depth Thread HM304 50 2000226 1 5mm x 60 200 140 68 343 531 M8x1 25 HM305 CM2 305B 5 50 2000071 1 5mm x 60 200 140 343 562 M8x1 25 HM306 HM306 6 HM 306 6L HM306 5E 6 50 2000020 15 25 75 1 5mm x 60 46 473 200 140 88 422 656
101. lly to avoid the possibility of personal injury and or damage to the chuck machine tool tooling or the workpiece In this publication the term personal injury should be understood to include severe personal injury possibly resulting in death CAUTIONS Cautions must be followed carefully to avoid the possibility of damage to the chuck machine tool tooling or workpiece NOTES Notes contain supplemental information Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 7 Sure Grip Power Chuck 5 HARDINSE afety and Technical Manual B 87Z H 5 For Safe Operation of Hardinge Sure Grip Thru Hole Power Chucks Please carefully read this manual pay ing close attention to the safety instructions warnings and cautions before installation and operation of your chuck Hardinge will not assume responsibility for damage or accidents caused by the misuse of a Hardinge Sure Grip Chuck through noncompliance with the safety operating and maintenance instructions in this manual and the safety operations and maintenance instructions in the machine tool s manuals HAZARDS eem MAXIMUM PERMISSIBLE RPM DYNAMIC GRIPPING FORCE STATIC GRIPPING FORCE TURN OFF POWER NEVER OPERATE DO NOT NEVER START rante UT NUTS tnt NEVER
102. lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 73 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 8 Chuck Assembly for Hardinge Lathes A2 6 Spindle Assemblies for Hardinge Talent 8 66 GS 200 66 Model No Part Number Description HM 308C 6T SC 2300308 A26T Standard chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations HMQ 308C 6T SC 2370308 A26T Quick Change Chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations Parts List Item Q Part Number Description MS 0553814 Socket Set Screw Flat M8 x 1 25 x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000131 T Nut Flat Metric Serrations SC 2000603 Soft Top Jaw MS 0104219 Socket Head Cap Screw M12x1 75 x 25mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000108 Lever SCA 0000114 Master Jaw with Metric Serrations 1 5mm x 609 SC 0000521 Top Plate MS 0104018 Socket Head Cap Screw M10x1 5 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin SC 0000523 Draw Head CE 1032468 Stubby Plunger 10 32 x 15 27 SCA 0000003 Key MS 0104232 M12x1 75 x 100mm SHCS SCA 0000102 Counter Weight MS 0103518 Socket Head Cap
103. m x 60 Master Jaw Serrations Parts List Part Number Description MS 0573814 Socket Set Screw Flat M8 x 1 25 x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000412 T Nut for Metric Serrated Soft Jaws Must Use Hardinge T Nuts SC 2000416 Soft Top Jaw MS 0104622 Socket Head Cap Screw M16 x 2 x 40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000410 Pin DV 0010327 Fitting Alemite No 1610 B CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail replacement N A 12 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged MS 0103520 M5 x 8 x 30 SHCS SC 0000407 Counterweight SC 0000408 Lever SCA 0000414 Master Jaw with Metric Serrations 1 5 mm x 60 SCA 0000406 Top Plate MS 0104422 Socket Head Cap Screw M14 x 2 x 40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw M6 x 1 x 10mm DIN912 12 9 ISO 4762 or ANS 18 3 1M specs SC 0000405 Chip Shield MS 0104636 Socket Head Cap SC 0000418 Chuck Draw Bar A2 8 Spindle SCA 0000153 Key MS 0554219 SS M12 x 1 75 mm Set Screw NC 0010884 Loctite 242 B 0009500 0087 Safety and Technical Manual CE 0000012 Eye Bolt Reid MEB 12 CE 3751750 3 g x 1 75 Pull Dowel SC 0000420 Nut 12 Drawhead SC 0000419 Drawbar Link CE 2520531 Stubby Plunger 1 4 20 x 1 MS 0104420 Socket Head Cap Screw M14 x 2 x 30mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs
104. n s manual must be used An unsuitable lubricant can unexpect edly reduce the clamping force dramatically Use Chevron Ultra Duty EP NLGI 2 Dow Corning BR Plus or Kluber ALTEMP Q NB 50 grease A pressure gun must be used to make certain that the lubricant reaches all the surfaces requir ing lubrication The chuck must be actuated several times through its complete stroke in order for the lubricant to reach all surfaces After this has been done repeat the lubrication and then check the clamping force of the chuck Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 10 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Clamping Force Check Before starting a machining operation or when changing jobs and in between the maintenance intervals the clamping force should be checked by means of a clamping force gage Regular checks will ensure the optimum performance of the chuck Full Stroke Schedule The chuck jaws should be moved through their complete stroke range once every twenty four hours This practice will return any lubricant that has been pushed away from the pressure surfaces The clamping force will be maintained for a longer period of time as well as reducing wear to these surfaces Special Jaws When using jaws configured different than the standard jaws the following instructions must be followed Jaw Height and Weight The special ja
105. nge Lathes A2 8 Spindle Assemblies for Hardinge CONQUEST 51 T65 and COBRA 65 CNC Lathes Model No Part Number Description HM 312C 8 SCA 2300312 A28H Standard Chuck 1 5mm x 60 Master Jaws HM 312C 8Q SC 2370312 A28H _ Quick Change Chuck 1 5mm x 60 Master Jaws Parts List Item Qty Part Number Description MS 0573814 Socket Set Screw Flat M8 x 1 25 x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000412 T Nut for Metric Serrated Soft Jaws Also Requires 8 Must Use Hardinge T Nuts SC 2000416 Soft Top Jaw MS 0104622 Socket Head Cap Screw M16 x 2 x 40mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000410 Pin DV 0010327 Fitting Alemite No 1610 B CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail replacement N A 12 Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged MS 0103520 M5 x 8 x 30 SHCS SC 0000407 Counterweight SC 0000408 Lever SCA 0000414 Master Jaw with Metric Serrations 1 5 mm x 60 C5 CO O CO O CO O SC 0000406 Top Plate 5 0104422 Socket Head Cap Screw M14 x 2 x 40mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs MS 0303615 Button Head Screw M6 x 1 x 10mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000405 Chip Shield MS 0104636 Socket Head Cap Screw M1
106. op plate Remove the top plate 12 The chip shield 16 does not have to be removed Remove the three master jaws 11 Remove three set screws 29 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 10 Remove Chuck Draw Bar 17 Do not disassemble item 18 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 13 14 29 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 11 with Chevron Ultra Duty NLGI 2 Dow Corning BR 2 Plus Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grea
107. ove jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 81 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z L 5 Parts List 10 Chuck Assembly for Hardinge VT 100 VT200 Vertical Lathes 2 8 amp A2 11 Spindle Assemblies for Hardinge VT 100 amp VT200 Vertical Lathes Model No Part Number Description HVM 310 8 SCC 2000310A28V Standard Chuck 1 5mm x 60 Master Jaws VT100 HVM 310 8Q SCA 2070310A28V Quick Change Chuck 1 5mm x 60 Master Jaws VT100 HVM 310 11 SCC 2000310A11V Standard Chuck 1 5mm x 60 Master Jaws VT200 HVM 310 11Q SCA 2070310 11 Quick Change Chuck 1 5mm x 60 Master Jaws VT200 Part Number Description MS 0573814 Socket Set Screw Flat M8 x 1 25x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000165 T Nut for Metric Serrated Jaws Must Use Hardinge T Nuts SC 2000166 Soft Top Jaw MS 0104220 Socket Head Cap Screw M12x1 75 x 30mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Klub
108. p Power Chuck Safety and Technical Manual B 87Z H 5 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 4 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H Chapter Safety Information Instructions Maintenance Parts Lists Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 5 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 NOTES Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 6 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 General Safety Information Before placing the Hardinge Sure Grip Power Chuck on your machine tool thoroughly read this manual and understand the information If you are uncertain about any of the information see your immediate supervisor Also make certain that you understand the information in your machine tool operator s programmer s and maintenance manuals NOTICE Damage resulting from misuse negligence or accidents is not covered by the Hardinge Sure Grip Power Chuck Warranty Information in this document is subject to change without notice In no event will Hardinge Inc be responsible for indirect or consequential damage resulting from the use or application of the product or any of the information in t
109. pages 119 122 Machined to Draw Bar Tube ij Specifications NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 parts list 10 Sure Grip Power Chuck for Hardinge Talent 10 78 GS 250 and Other CNC Lathes A2 8 Spindle B Version Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 33 one full turn Remove Quick Change Top Jaw 34 Again loosen bolt 33 1 2 turn Slide beam assembly off 31 32 35 master jaw Remove eighteen socket head cap screws 13 from the top plate Remove the top plate 12 The chip shield 15 does not have to be removed Remove the three master jaws 11 Remove three set screws 28 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin
110. power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 73 Sure Grip Power Chuck Safety and Technical Manual B 87Z H Parts List 8 Chuck Assembly for Hardinge Lathes A2 6 Spindle Assemblies for Hardinge SR 200 CNC Lathes Model No Part Number Description HM 308C SR SC 2300308 A6SR Standard chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations HM 308C SRQ SC 2370308 A6SR Quick Change Chuck A2 6 Spindle 1 5mm x 60 Master Jaw Serrations Parts List Item Q Part Number Description MS 0553814 Socket Set Screw Flat M8 x 1 25 x 8mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000131 T Nut Flat Metric Serrations SC 2000603 Soft Top Jaw MS 0104219 Socket Head Cap Screw M12x1 75 x 25mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000108 Lever SCA 0000114 Master Jaw with Metric Serrations 1 5mm x 609 SC 0000521 Top Plate MS 0104018 Socket Head Cap Screw M10x1 5 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin SC 0000523 Draw Head CE 1032468 Stubby Plunger 10 32 x 15 27 SCA 0000003 Key MS 0104232 M12x1 75 x 100mm SHCS SCA
111. r Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 14 17 37 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 12 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 95 HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 8 Top Jaws for Hardinge Sure Grip Power Chucks Standard Standard E Medium Fm l Hardened F
112. re Grip Chucks 5 Chuck Total Gripping Force Loss 4500 oor ttt tt EE 4000 Tm tt LT oe m mU 500 High 3500 15568N Soft Top Jaw 1 125 High 3000 Hard Top Jaw 1 step 13344N 2500 11120N Total Gripping Force Ibs N 0 1000 2000 3000 4000 5000 6000 7000 Spindle Speed RPM 6 Chuck Total Gripping Force Loss 6000 26688N 5000 Soft Top Jaw 1 25 High 22240N Soft Top Jaw 1 75 High 4000 Hard Top Jaw 1 step 17792N 3000 13344N 2000 e 428 LI LL 3111N 700lbs 1000 0 500 1000 1500 2000 2500 3000 3500 4000 4500 5000 5500 6000 Total Gripping Force Ibs N Spindle Speed RPM NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 112 Sure Grip Power Chuck Safety and Technical Manual B 87Z HARDINgE Centrifugal Force of Jaws Corresponding to Spindle Speed 4 amp 8 Sure Grip Chucks 12000 53 376N 11000 48 932N 10000 44 480N 9000 40 032N 8000 35 584N 7000 31 136N 6000 26 688N 5000 22 240N 4000 17 792N Total Gripping Force Ibs N 3000 13 344N 000 8896N 1000 4448N 0 6000 __ 266881 2 3 2 4000 5 17792N LL o 3000 13344N amp 2000 o 8896N 1000 F 4448N 0 4 SURE GRIP Power Chuck Jaw Position Vs Gripping Force Loss
113. rning style cutting tools Required total gripping force without considering the effects of angular speed Fc Centrifugal force of the jaws Total initial gripping force with stationary chuck Lz Distance between machining and clamping points dsp Chuck diameter d Machining diameter Lsp Chucking length Factors in Calculating Gripping Force The following information tables will help you when making gripping force calculations and determine safe operating factors Chip Cross Section Feed Rate x Depth of Cut Table Feed Rate Sr t D of Cut mm Inches 2mm 3mm 4mm 5mm 6mm 7mm 8mm 9mm 10mm 12mm Per Rev 078 118 157 1196 236 215 315 4354 3937 472 0 16mm 0 32mm 0 48mm 0 64mm 0 8mm 0 96mm 112 1 28 1 44mm 1 6mm 1 92mm 0 0063 0 20mm 0 4mm 0 6mm 0 8mm 1 0mm 1 2mm 1 4mm 1 6mm 1 8mm 2 0mm 2 4mm 0 0079 0 25mm 0 75mm 1 75mm 2mm 2 25mm 2 5mm 3 0mm 0 0098 0 32mm 0 96mm 2 24mm 2 56mm 2 88 3 2 3 84mm 0 0126 0 40mm 1 2mm 2 8mm 3 2mm 3 6mm 4 0mm 4 8mm 0 0157 0 50mm 1 5mm 3 5mm 4 0mm 4 5mm 5 0mm 6 0mm 0 0197 0 63mm 1 89mm 4 41mm 5 04mm 5 67mm 6 3mm 7 56mm 0 0248 0 80mm 2 4mm 5 6mm 6 4mm 7 2mm 8 0mm 9 6mm 0 0315 1 00mm 3 0mm 7 0mm 8 0mm 9 0mm 10 0mm 12 0mm 0 0394 1 25mm 8 75mm 10 0mm 11 25 12 5mm 15 0mm 0 0492 1 60mm 11 2mm 12 8mm 14 4mm 16 0mm 19 2mm 0 0630 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 80
114. rom the top plate Remove the top plate 10 Remove the three master jaws 9 It is not necessary to disassembly Items 6 12 13 Remove three set screws 24 record depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Do not disassemble Remove Chuck Draw Bar 14 Do not disassemble item 15 16 Check all parts including mounting bolts 4 11 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 23 on bolts 1 11 24 Use pressure gun with adapter 27 grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 27 lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP O NB 50 grease Move jaws through their full stroke several times After mounting chuck to machine tool again grease t
115. s 9 Remove three set screws 30 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Remove Chuck Draw Bar assembly 32 34 35 37 38 Disassembly not required Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 11 14 17 37C for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 11 28 Use pressure gun with adapter 20 to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 20 to lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under pow
116. sassembly Items 6 12 13 Remove three set screws 24 record depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Do not disassemble Remove Chuck Draw Bar 14 Do not disassemble item 15 16 Check all parts including mounting bolts 4 11 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 23 on bolts 1 11 24 Use pressure gun with adapter 27 grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun with adapter 27 lightly grease master jaws 9 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP O NB 50 grease Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under
117. se the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 79 Sure Grip Power Chuck Safety and Technical Manual B 87Z RS HARDINgE Parts List 10 Chuck Assembly for Hardinge EMAG VL5 Lathes A2 6 Spindle Assembly for Hardinge EMAG VL5 Lathes Model No Part Number Description HM 310 6E SC 2200310 A26E Standard Chuck 1 5mm x 60 Master Jaw Serrations Parts List Item Qty Part Number Description 1 6 MS 0573814 Socket Set Screw Flat M8x1 25x8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs 2 SC 0000165 Nut for Metric Serrations 787 spacing for Hard amp Soft Jaws Must Use Hardinge Nuts SC 2000599 Soft Top Jaw MS 0104220 Socket Head Cap Screw M12x1 75x25mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000158 Lever SCA 0000164 Master Jaw with Metric Serrations SCB 2000014 S Three Master Jaws 9 Shields 12 Escutcheon P
118. t Soft Jaw 0 500 1000 1500 2000 3000 3500 4000 Spindle Speed RPM 12 Chuck Gripping Force Chart Related to Jaw Style Master Jaw at Mid Position 35000 32500 8 30000 s 27500 o amp 25000 22500 I m 20000 X 2 17500 e m 15000 12500 Hard Jaw 2 Standard Height Soft Jaw 6 10000 Medium Height Soft Jaw s 7500 5000 2500 0 0 500 1000 1500 2500 3000 3500 Spindle Speed RPM Standard Height Standard Height Standard Height Pointed amp Flat Jaw Pointed amp Flat Jaw Pointed amp Flat Jaw Minimum Mid Point Maximum Centrifugal Centrifugal Centrifugal Force Force Force NOTE All Charts are based on calculated draw forces 4500 Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 106 www hardingetooling com HARDINSE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Main Cutting Force The Main Cutting Force Fs is calculated from the feedrate the depth of cut and the material being machined Formula 2 Fs Sr xt x Kc Where Sr Feedrate in mm per revolution t Depth of cut in mm Kc Specific cutting force in N mm2 See table on next page The product Sr x t chip cross section can be obtained from the table below The specific cutting force Kc as a function of feed can be obtained from the table on the next page Fs Cutting force on turning style cutting tools Fp Radial force passive Fv Feed force on tu
119. t Soft Pointed Top Jaw SC 2000599 Medium Height Soft Pointed Top Jaw SC 2000171 Hard Single Step Top Jaw NOTE Only jaws manufactured by Hardinge Inc or jaws approved by Hardinge are to be used on Sure Grip Power Chucks Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 80 HARDINZE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Lock scREWS To TY IN PIN S SHOWN Balancing Screw Balance Screw System Patent Pending atent Pending ORIENT 1 ON TOP PLATE WITH 1 ON BODY oN TIS Record depth and length and location for reassembly Bolt Torque Specs on pages 119 122 NOTE Brush Hardinge recommended grease on all moving parts when assembling See item 7 in parts list 10 Sure Grip Power Chuck for Hardinge EMAG VL5 Vertical Lathes A2 6 Spindle Periodic Safety Inspection Every 6 Months or After an Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle NOTE The parts for each jaw location pin lever master jaw t nuts and top jaw should be kept together for reassembly If assembled into a different location the chuck will not be balanced and the strokes may not be within specifications Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master
120. te er ded 3 eve E A ETAT 2 Eg RET 3 rem 4 Total Gripping Force Draw Bar Force Operating Pressure 0 0 0 0 4 115 117 GM T _ awak 6 S eov d 5 iG EET 6 105812 CHUCK a 7 Other Cutting Tool Force Calculations euer x tox reti GERE RR XE aur ER ERA quas DRM PUn cda 8 Bolt Torque for all Chucks and Jaws Aid Pp E 9 8 MMC cr 20 WOM CRUG Rm 21 bus 22 Warranty The seller warrants to the original Buyer only those products manufactured by the Seller or through an authorized representative and used by the original Buyer within limits of rated and normal usage will be free from defects which are not commercially acceptable in material and workmanship for the following periods measured from the date of shipment 6 months for repair parts purchased after the original warranty expires 12 months for all models of Hardinge Sure Grip 3 Jaw Power Chucks Hardinge will not sell Hardinge Sure Grip chuck bodies as a replacement part If this part requires replacement the complete chuck must be returned to Hardinge for rebuilding Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 3 Sure Gri
121. ter jaw Remove twelve socket head cap screws 14 from the top plate Remove the top plate 13 The chip shield 16 does not have to be removed Remove the three master jaws 12 Remove three set screws 21 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 11 Remove Chuck Draw Bar 18 Do not disassemble item 19 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 14 17 32 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 12 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck body Move jaws through their full stroke several times After mounting
122. termining the Length Factor The Length Factor relates to the ratio between the distance from where the cutting turning starts at the chucking end of the part and the distance from the chucking end of the part to the top of the jaw Other factors are also important in determining how well the part is gripped they are the cutting force determined by the feed rate and depth of cut the specific cutting which relates to the material hardness and the feed rate and the chucking coefficient which relates to the chucking diameter and diameter being machined Length Factor Sz Approximate Table 5 Older Chucks New Chucks Properly Serviced Chucking length to distance between cutting and clamping points Distance between start of the cut and clamping point bottom of step Length being chucked from bottom of step or bottom of jaw to top of jaw Lz Lsp is lt 3 Lz Lsp 2 and lt 6 When to decrease the Length Factor Under normal unsupported turning conditions the length factor should not be less than 2 When the workpiece length to diameter ratio Lw D is greater than 3 it is good machining practice to support the workpiece with a steady rest or tailstock If a tailstock or steady rest is used the length factor can be reduced to The length factor may be reduced by 30 when the workpiece 15 axially supported by a step in the jaws or a work stop located against the face of the chuck The operator must m
123. tion of the chuck as well as the machine tool Machine tools other than Hardinge may require an actuating cylinder and draw bar to operate the chuck The following safety requirements must be met for these configurations as well as those mounted on Hardinge lathes Make sure the machine tool has the following features before mounting the Hardinge Sure Grip Chuck and that each of these features function properly Spindle Start The spindle cannot be allowed to rotate until the clamping pressure has built up in the actuating cylinder and the clamping has taken place Open Chuck The chuck may not be opened until the spindle has come to a complete stop Hydraulic or Pneumatic Power Failure The workpiece must stay firmly gripped in the chuck Jaws until the spindle has come to a complete stop Electrical Power Failure After an electrical power failure the workpiece must stay firmly gripped in the chuck jaws until the spindle has come to a complete stop When the electricity is resumed the chuck must still firmly grip the part so as not to release it The user must make certain after any electrical power failure that all functions of the machine work properly before operating the chuck or the machine tool Draw Bar Pressure Failure the pressure fails going to the actuating cylinder signal must stop the machine spindle Safety Instructions The safety instructions given in the machine tool operations manual and maintenance manual must be stric
124. tly followed When using second source actuating cylinder the safety instructions given in its operation s manual must also be strictly followed Chuck Functioning See ISOTR 13618 Recommendations for the User After mounting the chuck the following must be checked by the operator setup person before operating the chuck on the machine tool Clamping Force The clamping force found in the chuck operation manual must be obtainable at the maximum recommended draw bar force Stroke Safety Range A safety stroke limit must be provided for both the forward and back positions The machine spindle can only start after the draw bar has moved enough to safely close the chuck RPM Limit The machine tool must be equipped with a speed limitation device to make certain that the spindle RPM of the machine does not exceed the maximum RPM limitations of the chuck Adjustable Stroke Limits When a different size or manufacturer of chuck is mounted to the machine spindle the draw bar stroke limit must be adjustable to meet these new specifications Centrifugal Force The centrifugal force of the clamping jaws must be taken into consideration when calculating the required clamping for machining a workpiece Chuck Maintenance The chuck will only operate properly when the maintenance instructions are precisely followed as outlined in the opera tion s manual for the chuck The following practices must be followed Only lubricants specified in the operatio
125. ts when assembling See item 21 in parts list esse Gun Nozzle Adapter for Female Fittings 8 Sure Grip Power Chuck for Hardinge Lathes A2 5 Spindle Periodic Safety Inspection Every 6 Months or After Accident or Collision This inspection should be done after the chuck has been removed from the lathe spindle Loosen the bolts 4 and raise and slide the standard jaws with the T nuts 2 from the slot in the master jaw Quick Change Jaw Loosen bolts 36 one full turn Remove Quick Change Top Jaw 37 Again loosen bolt 36 turn Slide beam assembly off 34 35 40 master jaw Remove eighteen socket head cap screws 11 from the top plate Remove the top plate 10 The chip shield 12 does not have to be removed Remove the three master jaws 9 Remove three set screws 25 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove 6 set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Lever counterweight assembly 8 18 19 Remove Chuck Draw Bar 15 Do not disassemble item 16 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 11 14 17 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to
126. w at Mid Position 0 500 1 000 1 500 2 000 2 500 3 000 3 500 Spindle Speed RPM NOTE All Charts are based on calculated draw forces Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 114 HARDINSgE Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Turning Example Calculation continued Find Initial Gripping Force Formula 3 Fspg Fc Known Fsp 12 077N Fspg 2 12 077 3 111 Fe 3 111N Fspg 2 15 188 5 2 length factor from table 5 should never be less than 1 5 30 376N 6834 Ibs Round Off Find the Draw Bar Force and pressure required for the actuating cylinder Use the graph shown below Gripping Force Operating Power Chart for the 6 Sure Grip Chuck Use the initial gripping force results from step 4 Fspg 30 376N to find draw bar force and the actuating cylinder s pressure setting Known 30 376N 6834 Ibs Draw Bar Force 10 444 2350 Ibs Round Off Actuating Cylinder s pressure 190 psi Total Gripping Force Draw Bar Force Operating Pressure 6 Sure Grip Chuck 14000 6000 s 26 2 5000 __ 22 240N 4000 17 792N 3000 13 344N Total Gripping Force Ibs N 2000 8896N 1000 4448N 500 1000 1500 2000 500 3000 3500 4000 4500 5000 2224N 44484 667204 8896 11 120N 13 344 15 568N 17 7
127. ws Mounting screws must be positioned for maximum holding Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 11 Sure Grip Power Chuck Safety and Technical Manual B 87Z H 5 Parts List 8 Chuck Assembly for Hardinge CNC Lathes A2 5 Spindle Assemblies for Hardinge 2 5 16C Spindle CNC Lathes Model No Part Number Description HM 308 5 SCA 2000308 A25H Standard Chuck 1 5mm x 60 Master Jaw Serrations HM 308 5Q SC 2070308 A25H Quick Change Chuck 1 5mm x 60 Master Jaw Serrations Parts List Qty Part Number Description MS 0553814 Socket Set Screw Flat M6 x 1x 8mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000115 Nut Flat for Metric Serrations 22 also needed Must Use Hardinge Nuts SC 2000116 Soft Top Jaw MS 0104219 Socket Head Cap Screw M12x1 75 x 25mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000110 Pin CE 0001851 Fitting Alemite No 1851 replacement N A Chuck Body Send entire chuck assembly to Hardinge if chuck body is damaged SC 0000108 Lever SCA 0000114 Master Jaws with Metric Serrations 1 5mm x 60 SCA 2000114 S Three Master Jaws 9 Shields 12 Escutcheon Pins 13 SC 0000106 Top Plate MS 0104018 Socket Head Cap Screw M10x1 5 x 20mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000105 Chip Shield R 0008044 Escutcheon Pin MS 0104223 Socket Head Cap Screw M12x1 75x45mm DIN
128. ws must be designed in such a way that their weight and height is as low as possible The clamping point should be as close to the face of the chuck as possible A clamping point which is at a higher distance may cause greater surface pressure on the sliding surfaces thus considerably reducing the clamping force as well as decreasing the life of the chuck Many times special jaws are required by the part configu ration but do not require the mass of the large top jaw In these instances remove as much mass as possible and still safely grip the workpiece Calculating the rated speed If the special jaws are wider and or higher than the hardened and ground single step jaws the resulting higher centrifugal forces must be taken into consideration when calculating the required clamping pressure and RPM For calculating the rated speed for a certain machining operation the following formula must be applied Nmax Fspo Fspz 30 Tt Fspo initial clamping force at 0 RPM measure in Newtons N Fspz required clamping force with chuck at 0 RPM for a certain machining task measure in Newtons Nmax maximum admissible speed RPM m mass of the entire jaw unit kg chuck and top jaws rc center of gravity radius of the entire jaw unit m a number of jaws Welded Jaws Welded jaws should not be used If absolutely necessary the weld seams must be checked as to their centrifugal and clamping force capacity Mounting Scre
129. y Move jaws through their full stroke several times After mounting chuck to machine tool again grease the master jaws then move the jaws through their full stroke under power Grease the jaws again and cycle under power This process makes certain all surfaces are lubricated properly Hardinge Inc One Hardinge Drive Elmira New York U S A 14902 1507 800 843 8801 www hardingetooling com 87 Sure Grip Power Chuck Safety and Technical Manual B 87Z HARDINgE Parts List 10 Chuck Assembly for Hardinge SR 250 CNC Lathes A2 8 Spindle Assemblies for SR 250 CNC Lathes Model No Part Number Description HM 310 SR SC 2300310 A8SR Standard Chuck A2 8 Spindle 1 5mm x 60 Master Jaw Serrations HM 310 SRQ SC 2370310 A8SR Quick Change Chuck A2 8 Spindle 1 5mm x 60 Master Jaw Serrations Parts List Qty Part Number MS 0573814 Description Socket Set Screw Flat M8 x 1 25x 8mm DIN912 12 9 150 4762 or ANS B 18 3 1M specs SC 0000165 Nut for Metric Serrated Jaws Must Use Hardinge T Nuts SC 2000166 Soft Top Jaw MS 0104220 Socket Head Cap Screw M12x1 75 x 30mm DIN912 12 9 ISO 4762 or ANS B 18 3 1M specs SC 0000160 Pin DV 0010327 Fitting Alemite No 1610 BL CE 0000002 Grease Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP Q NB 50 avail CE 2520531 Stubby Plunger 1 4 20 x 1 replacement N A
130. y off 31 32 35 master jaw Remove eighteen socket head cap screws 13 from the top plate Remove the top plate 12 The chip shield 16 does not have to be removed Remove the three master jaws 11 Remove three set screws 24 after recording the depth and location Balance screws may be different lengths and depths and must be replaced in the same holes and to the same depth Remove six set screws 1 which lock in pivot pin 5 Do not remove items 6 Remove Pivot Pin 5 Remove Levers 10 Remove Chuck Draw Bar 17 Do not disassemble item 18 Key Check the draw bar draw bar adapter and all chuck parts including mounting bolts 4 13 16 28 for hairline cracks fissures and excessive wear Replace all damaged parts WARNING If the chuck body is damaged the entire chuck assembly must be sent back to Hardinge for rebuilding Clean all parts Lubricate all moving parts with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Reassemble parts in the reverse order they were disassembled Use Loctite 242 22 on bolts 1 13 14 24 Use pressure gun to grease pivot pin 5 with Chevron Ultra Duty EP NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use pressure gun to lightly grease master jaws 11 with Chevron Ultra Duty NLGI 2 Dow Corning BR 2 Plus or Kluber ALTEMP NB 50 grease Use the six grease fittings on OD of the chuck bod

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