Operating Instructions Handling Components
Contents
1. 1 Inductive proximity switches 6 5mm installation depth 8 7mm 2 Air connection Designation Ref no GWUI 20 56596 17 Operating Instructions GWU GWUI MONAECH Special accessories e nductive proximity switches PNP 6 5 mm with LED pro tected against short circuits and reverse polarity switching distance 2 mm cable length 5 m ref no 504755 with plug ref no 508449 1 8 Definition of loads Fig 1 8 1 Definition of loads 18 MONAECH Operating Instructions GWU GWUI GWU GWUI 16 20 Fs N see gripping force diagrams Foz N 250 400 Mox permiss Foy Lz Foz Nmm 800 2000 Ly Moy permiss Foz Lx Nmm 4000 6000 Moz permiss Fs Ly Foy Nmm 1000 3000 Lx Fe Gripping force for each gripping finger N bi Static forces N yl Distance of force action mm Mox Moy Moz Static loads Nmm When Mox Moy and Moz act simultaneously each may attain its permissible maximum NB If the action of Fo on the gripper jaw is displaced by L the closing force F is affected as follows Lx Fs eff Fs Fo E 19 Operating Instructions GWU GWUI MONAECH 2 Commissioning 2 1 Installation Laterally displaceable gripper types GWU 10 and GWU 20 Fig 2 1 1 GWU laterally displaceable SLL 20 for GWU 16 and GWU 20 Screwed and pinned gripper types GWU 10 to GWU 25 Fig 2 1 2 GWU screwed and pinned For information on dimensions see di2. 34 4 Environmentalcompatibiliy 36 5 LETO e e ge be ne een d 37 Operating Instructions GWU GWUI MONAECH MONAECH Operating Instructions GWU GWUI 1 Important information EC declaration of conformity as per MRL appendix II A 1 1 Manufacturer s declaration Regulations and standards complied with e Machinery directives 89 392 EC 91 368 EEC Manufacturer Montech AG Phone 41 0 32 681 55 00 Gewerbestrasse 12 Fax 41 0 32 682 19 77 CH 4552 Derendingen info montech ch Product description and intended use Grippers of types GWU and GWUI can be used in all applica tions where workpieces have to be regularly gripped externally for the purpose of transport handling The load limits set out in the section Technical data must be complied with under all circumstances Hazards The use of grippers of types GWU and GWUI in installations is only permissible when they are secured by MOVABLE SEPA RATING PROTECTIVE DEVICES as per EN 292 2 section 4 2 2 3 Failure to comply with this instruction can result in in jury e g squeezing of the fingers Operating Instructions GWU GWUI MONAECH Additional information The present instructions should enable the grippers GWU GWUI to be used safely and correctly If information required for your particular application is lacking please consult the ma nufacturer Additional operating instructions can be obtained from our homepage www m
3. steel bronze MONAECH Operating Instructions GWU GWUI 1 At Lz 33 mm gt jaw end Difference between gripped end positions of 100 successive strokes under unchanged conditions 2 See special accessories chapter 1 8 Diagrams GWU 16 GWUI 16 Fig 1 2 1 Diagram Weight of the individual finger GWU 16 Permissible dimensions of the individual finger m kg m kg OZ BTS OST YU 0 04 CLOS 0 02 0 01 DDD c c N N ANN O 7 JOG _ 20 30 40 50 60 80 100 200 Distance mm Operating Instructions GWU GWUI MONAECH Fig 1 2 2 Gripping force diagram F Gripping force for each gripping finger Gripping force F N GWU T6 with parallel jaw position Lz in mm FS l 70 1 Lz 50 60 Lz 40 50 750 40 I Lz 60 30 1 Lz 70 7 50 Lz 90 Ew 00 20 7 HO ome ZZ CN gt On O Operating pressure bar Fig 1 2 3 Diagram Opening and closing times Opening and closing times nu Number of closing turns of the exhaust air throttle GWU 16 t Opening and closing times s 90 for each jaw p 5 bar 10 MONAECH Operating Instructions GWU GWUI 1 3Dimension diagram GWU 16 Fig 1 3 1 Dimension diagram GWU 16 Fs Fs 32 0 1 Gewinde Gewinde Thread Bohrungen Holes 10 01 Gewinde 3 HEx5 mm 1 Inductive proximity switches 6 5mm installation depth 6 7mm 2 Air connection R
4. 20 GWUI 20 Fig 1 5 1 Diagram Weight of the individual finger GWU 20 Permissible dimensions of th individual finger m kg m kg 0 4 4 Cho 0 2 O T LOS 0 08 0 07 0 06 VU P 0 04 GOSSES 0 02 gt DE ES le NW NN 44444444 4 4 tt 20 30 40 50 60 80 100 200 Distance a mm 14 MONAECH Operating Instructions GWU GWUI Fig 1 5 2 Gripping force diagram an Gripping force F N FS with parallel jaw position Lz in mm P 30 D 140 O O _ 7 Lz 40 D U 100 o Lz 50 q 80 2 060 2 u Q 7 70 60 Lz 80 Lz 90 u Lz 100 Lz 110 40 Lz 120 20 ZE i oa 4 5 WN Operating pressure bar Fig 1 5 3 Diagram Opening and closing times Opening and closing times nu Number of closing turns of the exhaust air throttle GWU 20 t Opening and closing times s 90 for each jaw p 5 bar 15 Operating Instructions GWU GWUI MONAECH 1 6 Dimension diagram GWU 20 Fig 1 6 1 Dimension diagram GWU 20 Gewinde Thread Bohrungen Holes 16 01 Gewinde Z IE am i L H8x6 mm 30 0 01 Bohrungen 1 Inductive proximity switches 6 5mm installation depth 8 7mm 2 Air connection Designation Ref no GWU 20 56270 16 MONAECH Operating Instructions GWU GWUI 1 7 Dimension diagram GWUI 20 Fig 1 7 1 Dimension diagram GWUI 20
5. GWUI 33 Operating Instructions GWU GWUI 3 3 Parts list wearing parts GWU GWUI No Part Ref no Material GWU GWUI 16 20 10 Casing 56256 56272 Aluminium 20 Bracket 56257 56274 Steel 30 Gripper jaw 56258 56273 Steel 40 Piston rod 56490 56491 Steel 50 Piston 56492 56493 Bronze 60 Cylinder cover 56494 56495 Bronze 70 Rod 56261 56271 Steel 80 Switching block 56262 56262 Steel 90 Spacing sleeve 56265 56278 Steel 100 Stop 56423 56425 Steel 110 Adjusting disc 56424 56426 Steel 120 Cover GWU 56255 56276 Aluminium 120 Cover GWUI 56566 56573 Aluminium 130 Guide roller 46523 46078 Steel 140 Clamping block 47906 47906 Steel 150 Buffer 46638 46638 PUR 160 Chhd screw M3x12 502504 502504 Steel 170 Ribbed washer M3 505385 505385 Steel 180 Chhd screw M3x35 520060 Steel 180 Chhd screw M3x40 520066 Steel 190 Chhd screw M2 5x18 520052 Steel 190 Chhd screw M4x22 506183 Steel 200 Clamping screw 47904 47904 Steel 210 Cylindrical pin M3x8 508866 508866 Steel 220 Cylindrical pin M3x6 508865 508865 Steel 230 Flat head screw505558 Steel 230 Flat head screw M3x8 505404 Steel 240 Cylindrical pin spec 56498 Steel 240 Cylindrical pin spec 56499 Steel 250 Cylindrical pin502038 Steel 250 Cylindrical i z 502041 Steel 260 Spiral locking pin 3x8 504833 504833 Steel 270 Lock washer 4x0 5 505228 505228 Steel 34 M
6. aluminium Shaping processes e Machining of aluminium steel bronze and PUR e Moulding of NBR gaskets e Extruding of PUR Emissions in service e None When units are used with oily air we recommend that the ex haust air be returned to atmosphere through an oil separator or filter Disposal Grippers that are no longer serviceable should not be disposed of as complete units but dismantled into their parts which can be recycled according to the types of material of which they are made The type of material used for every part is shown in the spare parts list Material that cannot be recycled should be disposed of appropriately 36 MONAECH Operating Instructions GWU GWUI 5 List of figures Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig Fig NamepBlate au anne 6 Diagram Weight of the individual finger 9 gt Gripping Torce Alagram essen 10 Diagram Opening and closing times 10 DimensiondiagramGWU 16 11 DimensiondiagramGWUl 16 12 Diagram Weight of the individual finger 14 Grippingforcediagram 15 Diagram Opening and closing times 15 Dimension diagram GWU 20 16 Dimension diagram GWUI 20 17 e Definition OT loads nennen 18 G
7. MONAECH Operating Instructions Handling Components Grippers GWU GWUI BA 100009 ENGLISH Edition 10 2005 Operating Instructions GWU GWUI MONAECH Change index Previous editions a el BA 100009 MONAECH Operating Instructions GWU GWUI Contents 1 Important imera O Mesan ea 5 1 1 Manufacturer sdeclaration 5 1 2 Validity of the User Manual 7 1 3 Dimension diagram GWU 16 ennen ennen nerne 11 1 4 DimensiondiagramGWUl 16 12 1 5 Technical data for gripper GWU 20 GWUI 20 13 1 6 DimensiondiagramGWU 20 16 1 7 DimensiondiagramGWUl 20 17 t3 D TIRITION orlo dd nemre 18 2 CON ONNO aa ed oc 20 ZA PSA O ee ann 20 2 2 Mounting Boston ee 23 253 Operating IMO GSS sd redire den 23 24 Af SUD PNY endettement 24 2 5 Setting the stroke limit when Opening 25 2 6 Securing the gripping force 27 2 7 Connecting and adjusting the inductive proximity switches 28 2 8 Mounting the gripper fingers on GWU grippers 30 29 Speed regulak OM iis nee 31 2 OHM iile ii ING Gree ayi im Sl ime k am alm estas 31 3 Explodedviews partslisis 32 31 Bolod d View ON U antreten 32 32 ExXplodedviewCGWUI sus 33 3 3 Partslist wearingpartsGWU GWUl
8. WU laterally displaceable 20 GW screwedandpinned 20 GWUI mounting on rotary unit DAPI with WA 21 GWUI mounting on rotary unit DAPI 22 External GID DING su 23 AIT SUDDIY GW U e YT 24 Internal air supply GWUl 24 Setting the stroke limit when opening 26 Wiring diagram for securing the gripping force 27 Operating Instructions GWU GWUI MONAECH Fig 2 7 1 Connection diagram for inductive proximity switch28 Fig 2 7 2 End position scanning by inductive proximity switch A e walt cere ER r ds e Don et de HEE nee 29 Fig 2 8 1 Mountingthegripperfingers 30 Fig 2 8 2 Connection dimensions of the gripper fingers 30 Fig 331 12 Exploded VIEW GWU ue 32 Fig 3 2 1 ExplodedviewGWUl a n 33 38
9. ance centre of motion centre of gravity Lz Distance centre of motion clamping point Fs Gripping force for each gripping finger Gripper finger attached to the outside of the gripping jaw Gripper finger attached to the inside of the gripping jaw See also the section Definition of loads Fig 2 8 2 Connection dimensions of the gripper fingers For information on connection dime sions of gripper fingers see dimension diagrams 30 MONAECH Operating Instructions GWU GWUI 2 9Speed regulation The speed is regulated by two M5 exhaust throttle valves For adjustment of the exhaust throttle valves see the section Opening and closing times Failure to comply with this instruction can result in the destruction of the unit 2 10 Maintenance The gripper requires no maintenance to 10 million cycles The reafter we recommend the following maintenance work e Cleaning the device in particular the guide mechanism e Lubricating in particular the guide mechanism with lubricant Paralig P 460 reference no 504721 31 ECH MON E Operating Instructions GWU GWUI 3 Exploded views parts lists 3 1 Exploded view GWU Fig 3 1 1 Exploded view GWU o o o 5 e Z KR A i oO D RK p ye gt SAR 7 i D ek Yan de ME Em ee m N 32 CH TRE Operating Instructions GWU GWUI MON 3 2Exploded view GWUI Fig 3 2 1 Exploded view
10. arked articles are wearing parts they are available from stock MONTECH MONAECH No Part Ref no Material GWU GWUI 16 20 280 Exhaust throttle screw 505023 505023 Steel 280 Blind plug M5 GWUI 502289 502289 Steel 290 Set screw M3x10 508868 Steel 290 Set screw M4x10 520068 Steel 300 Ribbed washer M2 5 508867 Steel 300 Ribbed washer M3 505385 Steel 310 Chhd screw M2 5x12 506736 506736 Steel 320 Roll holder assembly 56500 56501 320 400 Roll holder 56259 56277 Aluminium 320 410 Guide roller 56497 56497 Steel 320 420 Cylindrical pin520050 Steel 320 420 Cylindrical pin 502013 Steel 320 430 Cam sleeve 56260 56260 Steel 320 440 Chhd screw M2 5x8 507311 507311 Steel 330 Seal kit 510011 510012 330 450 O ring 16x1 505557 NBR 330 450 O ring 20x1 503549 NBR 330 460 O ring 4x1 503101 503101 NBR 330 470 O ring 5 7x1 9 505555 505555 NBR 330 480 O ring 13x1 5 501233 NBR 330 480 O ring 16x2 520051 NBR 340 Pictograph GWU 47373 47373 Polyester 900 Nameplate CE 41620 41620 Polyester Marked articles are wearing parts they are available from stock Operating Instructions GWU GWUI 35 Operating Instructions GWU GWUI MONAECH 4 Environmental compatibility Materials used e Aluminium e Steel e Bronze e Acrylonitrile butadiene rubber NBR e Polyurethane PUR e Paraffinic mineral oil synthetic hydrocarbon oil Surface treatment e Anodising of
11. e a hous ing of 6 5 mm Fig 2 7 1 Connection diagram for inductive proximity switch Direct current DC a a raun brown braun schwarz black blau blue Direct current DC braun Closed position see Fig 2 7 2 e Push the proximity switch A past the clamping block 140a against the stop in the hole in the casing and tighten it with screw 200a e Close the gripper e Release the set screw 220a on the upper switching block 80a and displace the switching block until the LED on the electrically connected proximity switch lights up e Secure the switching block 80a by tightening the set screw 220a 28 MONAECH Operating Instructions GWU GWUI Fig 2 7 2 End position scanning by inductive proximity switch LED 220a x Se KN lt i Stop Open position see Fig 2 7 2 e Push the proximity switch B past the clamping block 140b against the stop in the hole in the casing and tighten it with screw 200b e Open the gripper move against the stop e Release the set screw 220b on the upper switching block 80b and displace the switching block until the LED on the electrically connected proximity switch lights up e Secure the switching block 80b by tightening the set screw 220b 29 Operating Instructions GWU GWUI MONAECH 2 8 Mounting the gripper fingers on GWU grippers Fig 2 8 1 Mounting the gripper fingers S Centre of gravity of gripper finger a Dist
12. e screws 230 e Using a screwdriver screw the stop in or out Increasing x increases the opening angle a Decreasing x decreases the opening angle a e Secure the stop by tightening the screw 230 If the stroke is increased by turning the stop out Fig 2 7 2 always release the lower switching block 80b first push it up against the upper block 80a and tigh ten lightly e Adjust the proximity switch as instructed in the section Connecting and adjusting the inductive proximity swit ches 25 Operating Instructions GWU GWUI MONAECH Fig 2 5 1 Setting the stroke limit when opening aw Yy Opening angle a The angular gripper must never be operated without the stop 26 MONAECH Operating Instructions GWU GWUI 2 6Securing the gripping force To secure the gripping force e g in the event of an emergency stop we recommend the use of the stop valve ref no 46582 Compared with the use of springs to secure the gripping force this has the advantage of maintaining the gripping force at 100 Fig 2 6 1 Wiring diagram for securing the gripping force If a single action load is fitted the connection B1 must be closed m e Two way valve Bu 27 Operating Instructions GWU GWUI MONAECH 2 7 Connecting and adjusting the inductive proximity switches The proximity switches used must have a switching distance Sn of 2 mm be designed for flush mounting and hav
13. ef no Designation 56266 GWU 16 11 Operating Instructions GWU GWUI MONAECH 1 4 Dimension diagram GWUI 16 Fig 1 4 1 Dimension diagram GWUI 16 1 Inductive proximity switches 6 5mm installation depth 6 7mm 2 Air connection Designation Ref no GWUI 16 56567 12 MONAECH Operating Instructions GWU GWUI 1 5Technical data for gripper GWU 20 GWUI 20 Opening angle infinitely ad justable Piston diameter Unit weight GWU GWUI Moment of inertia Jz closed Max cycles per minute Operating pressure Operating medium Repetition accuracy at 5bar Check on end positions open closed Pneumatic connection adjustable exhaust throttles with plug connection Ambient temperature rel humidity purity of the air Warranty Maintenance Mounting position Materials GWU 20 GWUI 20 0 180 mm 20 kg 0 43 kgcm2 1 34 max 80 double strokes minute bar 3 6 air filtered to 5um oiled or unoi led dew point lt 6 C 1 mm 0 05 2 by inductive proximity switches hose Z 4 mm C 10 50 lt 95 non condensing normal workshop atmosphere 2 years commencing at the date of delivery after 10 million cycles as required aluminium steel bronze 13 Operating Instructions GWU GWUI MONAECH 1 At Lz 38 mm gt jaw end Difference between gripped end positions of 100 successive strokes under unchanged conditions 2 See special accessories chapter 1 8 Diagrams GWU
14. mension diagrams 20 MONAECH Operating Instructions GWU GWUI Mounting on rotary unit DAPI Gripper types GWUI 16 and GWUI 20 Fig 2 1 3 GWUI mounting on rotary unit DAPI with WA Rotary axis Rotary axis The position of the gripper on the rotary axis may be freely se lected 21 Operating Instructions GWU GWUI MONAECH Fig 2 1 4 GWUI mounting on rotary unit DAPI Air supply close gripper finger Rotary axis GWUI 16 and 20 Air supply to the gripper on the casing of the rotary drive The position of the gripper on the rotary axis may be freely se lected 22 MONAECH Operating Instructions GWU GWUI 2 2Mounting position The GWU GWUI grippers may be mounted in any position as required 2 3 Operating modes The angular grippers GWU GWUI are only suitable for exter nal gripping Fig 2 3 1 External gripping 23 Operating Instructions GWU GWUI MONAECH 2 4 Air supply Fig 2 4 1 Air supply GWU Open gripper Close gripper Fig 2 4 2 Internal air supply GWUI Open gripper Close gripper 24 MONAECH Operating Instructions GWU GWUI 2 5 Setting the stroke limit when opening Angular grippers are designed to grip externally only The clo sed position of the gripper fingers cannot be adjusted The external position of the jaws can be varied by means of the stop Fig 2 5 1 The opening angle is adjustable by altering the distance x e Undo th
15. ontech ch Fig 1 1 1 Nameplate MON ECH NIN ce Barcode Reference no Serial number Montech AG Management U D Wagner C Wullschleger MONAECH Operating Instructions GWU GWUI 1 2Validity of the User Manual Our products are continually updated to reflect the latest state of the art and practical experience In line with product developments our User Manuals are con tinually updated Every User Manual has an article number e g BA 100009 The article number and the date of edition are evident on the title page Operating Instructions GWU GWUI MONAECH Technical data for grippers GWU 16 GWUI 16 GWU 16 GWUI 16 Opening angle infinitely ad justable M a Piston diameter mm 16 Unit weight GWU GWUI kg 0 27 Moment of inertia Jz kgcm2 0 56 closed Max cycles per minute max 80 double strokes minute Operating pressure bar 3 6 air filtered to 5um oiled or unoi led dew point lt 6 C Repetition accuracy at 5bar 1 mm 0 05 Operating medium Check on end positions 2 by inductive proximity switches open closed Pneumatic connection adjustable exhaust throttles hose 4 mm with plug connection Ambient temperature C 10 50 lt 95 rel humidity ER non condensing purity of the air normal workshop atmosphere 2 years commencing at the date Warranty of delivery Maintenance after 10 million cycles Mounting position as required Materials aluminium
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