Micro Adjustment Needle Tip Supervision/Needle Cylinder
Contents
1. NW Robotics amp Technology Inc MANTS Micro Adjustment Needle Tip Supervision Needle Cylinder Users Manual Ver 1 0 WARNING FAILURE OR IMPROPER SELECTION OR IMPROPER USE OF THE PRODUCT AND OR SYSTEMS DESCRIBED HEREIN OR RELATED ITEMS CAN POSSIBLY CAUSE DEATH PERSONAL INJURY AND PROPERTY DAMAGE This document and other information from NW Robotics amp Technology Inc its subsidiaries or authorized distributors provide product and or systems options for further investigation by user having technical expertise It is important that you analyze all aspects of your application including consequences of any failure and review the information concerning the product or systems in the current product presentations Due to the variety of operating conditions and applications for the products or systems the end user through its own analysis and testing is solely responsible for making the final selection of the products and systems and assuring that all performance safety and warning requirements of the application are met For safety and reducing potential accidents it is strongly recommended to wear safety glasses at all times when working with described products or systems The products described herein including without limitation product features specifications design availability and pricing are subject to change by NW Robotics amp Technology Inc and its subsidiaries at any time without notice Table of2. Unit KOFU tip Point 3 in picture 224 to allow for proper detection Clean the area with compressed air 3 3 Problem solver MACHINE HAS STOPPED NEEDLE NOR CUTTER WILL OPERATE A make sure the needle is not broken If the NTS sensor Keyence Fiber Optic Sensor KFOS is not turned on red output led when the needle is in the down position check that the needle tip is intact Follow procedure above under point 3 2 Override sensor output B make sure that when the needle is in the down bottom position that both the NTS sensor Keyence Fiber Optic Sensor KFOS and the original needle down sensor are operating both sensors output led are on and that the original controller gets the signal that the needle is down original input 301 should be on This can also be checked by viewing the display on the Siemens Logo controller 24VDC SLC24VDC se picture 231 for reference The display will show two screens one shows the input status while the other shows the output status Switch between the two displays by pushing ether the Left or Right arrow indicated with L amp R picture 231 in NTS manual Input 5 and 6 should be in a dark square box indicating the inputs are on 24 volt is received on the inputs The output should be in a dark square box indicating the output is on sending 24 volt C make sure the Keyence Fiber Optic Sensor KFOS has the output selected to Light on Se above point 3 2 Override sensor output THE
3. RED LED VALUE IS LOW A make sure that the Keyence Optic Fiber Unit KOFU tip is clean blow out the area with compressed air B make sure the KOFU tip is positioned as close to the as possible without being in the way for the needle guide E on picture 224 C check to make sure that the Keyence Fiber Optic Sensor KFOS is set for best lighting Super Turbo Se instruction manual for the sensor under point 8 User friendly Functions Power mode selection NOT ENOUGH NEDLE DOWN ADJUSTABILITY The Adjustable Mount NTF_501 can be modified when used together with MANTS to allow for a wider needle travel File or cut the Adjustable Mount in one of the two options as indicated above to provide clearance towards a SHCap screw that limits the needle down adjustment range
4. checkup 1 The three 3 bent tabs on the MANTS Slide Top item 2 picture 223 may have to be readjusted bent to fit the Needle Cylinder L Bracket item 1 picture 223 snuggly NEVER force the Adjustment Screw item E picture 221 or damage to the MANTS unit will occur make sure that SHCap screw item K is loose during adjustment and tight before any needle operation 2 To have the NTS function properly it is ESSENTIAL that the original needle down sensor signal does not turn on before the needle hook opening is detected Check this by manually moving the needle up and down while observing the sensor out put lights While the KFOS is sensing the lower part of the needle below the needle hook opening the original needle down sensor cannot be allowed to turn on If needed move the needle down sensor further down on the air cylinder so the needle down sensor turns on somewhere in the area marked with X in drawing 311 where the KFOS is detecting ether the needle hook opening or the needle tip Allowed sensor output NTS KFOS needle down sensor detecting lower part of needle below hook opening ON OFF detecting hook opening OFF OFF or ON detecting tip of needle ON ON It is a good practice to regularly check the sensor output as indicated above At the start of production as well as any needle change or adjustment of the KOFU position should then be followed with the above check 3 Regularly clean the area of the Keyence Optic Fiber
5. contents Chapter 1 General information 1 1 Features Application Chapter 2 Installation 2 1 Initial inspection 2 2 Mechanical installation Chapter 3 Operation 3 1 Mechanical adjustment NTS 3 1 1 Needle Cylinder adjustment 3 2 Maintenance checkup 3 3 Problem solver Chapter 1 General Information 1 1 Features A pplication With the Micro Adjustment for NTS MANTS it is now possible to adjust the Needle Tip Sensor NTS in relation to the Needle Cylinder The NTS sensor only has to be adjusted once and then follows any Needle Cylinder changes that are made In addition to simplifying the NTS setup the MANTS also allows for Micro Adjustment of the Needle Cylinder to allow for a more precise Needle Height Adjustment and will also reposition the Needle Cylinder in the same position as it was prior to removing the complete Needle Cylinder Assembly for easy and quick continuation of production Chapter 2 Installation 2 1 Initial inspection Check to ensure that no shipping damage has occurred Included in standard shipment lea complete assembled MANTS NTF_5001 consisting of A lea Slide Top NTF1502 B lea Slide Bottom NTF1503 C lea Split Nut NTF1504 D lea Spacer NTF1505 E lea Adjustment Screw 6 32x1 91746A122 E_ M3x25 for metric appl F 2ea Wave disk 9714K21 G lea Retaining ring 98407A116 if shipped with NTS as shown in this manual the Adjustable Mount NTF_501 will also be mou
6. e 312 and 313 show the maximum range of adjustment possible The red led display value on the Keyence Fiber Optic Sensor KFOS will change from a low value of about 200 when above the needle tip or in the needle hook opening area to a high value of about 2000 when sensing the needle or the needle tip This will aid when positioning the KOFU so the beam spot is located on the tip of the needle as illustrated with the dot in picture 311 When done tighten the two SHCap screws indicated as item I in picture 221 Any time a different needle type is installed the KOFU adjustment should be checked and readjusted as per above so the beam spot is located on the needle tip With the KOFU adjusted and pointing onto the needle tip the Keyence Fiber Optic Sensor KFOS can be set This should be done without air so that the needle can be moved up and down by hand 1 With the needle in its bottom position the needle tip is sensed and the red led on the KFOS indicating a value of about 2000 press the set button once on the KFOS 2 The green led value will change to two lines 3 Move the needle up slightly the needle hook opening will be sensed where the red led value will show its lowest value about 200 and press the set button again 4 The green led value will blink while the switch point is calculated about 1000 and then continuously displayed 5 To have the NTS function properly it is ESSENTIAL that the original needle down sensor si
7. gnal does not turn on before the needle hook opening is detected Check this by manually moving the needle up and down while observing the sensor out put lights While the KFOS is sensing the lower part of the needle below the needle hook opening the original needle down sensor cannot be allowed to turn on If needed move the needle down sensor further down on the air cylinder so the needle down sensor turns on somewhere in the area marked with X in drawing 311 where the KFOS is detecting ether the needle hook opening or the needle tip It is a good practice to regularly check the sensor output as indicated in above point 5 At the start of production as well as any needle change or adjustment of KOFU position should be followed with the check under point 5 3 1 1 Needle Cylinder Adjustment Picture 3110 MANTS depicted in its mid range of Needle Cylinder adjustment Picture 3111 Needle Cylinder down Picture 3112 Needle Cylinder up To adjust the Needle up or down unscrew the SHCap screw item K picture 221 a 1 4 turn or so to allow the Needle Cylinder L Bracket to move freely Now turn the Adjustment Screw item E on picture 221 clock wise to lower the Needle and counter clockwise to raise the Needle When adjusted and prior to operating the Needle tighten the SHCap screw item K picture 221 The NTS Needle Tip Supervision is following the Needles new position so no other adjustment is needed 3 2 Maintenance
8. n Picture 222 NTS without MANTS mounted directly on the Cheese Block for visual aid only follow NTS manual for NTS installation Picture 223 MANTS mounted on top of Needle Cylinder L Bracket 1 Needle Cylinder L Bracket 2 Bent Tabs on MANTS Slide Top 3 Original SHCap screw 1 4 M6 for metric application item K picture 222 4 Original Needle Cylinder mounted on L Bracket item 1 above Unscrew SHCap screw item 3 above holding the Needle Cylinder L Bracket and fit the MANTS assembly on top of the Needle Cylinder L Bracket item 1 above The L Bracket is located on the Cheese Block and stays in the same position The three 3 bent tabs indicated with number 2 above may have to be bent slightly to achieve a snug slip fit over the L Bracket item 1 above The L Bracket with it s complete Needle Cylinder assembly can quickly be removed at any time by unscrewing the SHCap screw item 3 above a few turns to allow the MANTS assembly to be tilted up thereby moving the two 2 bottom bent tabs away from the L Bracket and now the L Bracket with it s complete Needle Cylinder assembly can be pulled away from the Cheese Block and when remounted the L Bracket is held in the same place as it was before with the three 3 bent tabs Picture 224 NTS completed assembly opposite view for reference only original V Block removed for visual aid E Needle Guide F Needle 3 Keyence Optic Fiber Uni
9. nted with its 2 SHCap screws 2 56X1 4 or M2x8 for metric application Note _ is 1 for metric and O for inch fasteners 2 2 Mechanical installation NOTE Before installation make sure electrical power and air is disconnected to the equipment Two installations are possible 1 MANTS without NTS Needle Tip Supervision 2 MANTS with NTS Needle Tip Supervision 1 MANTS without NTS Needle Tip Supervision All that needs to be done is to mount the MANTS assembly between the original Needle Cylinder L Bracket and the SHCap mounting screw for the same indicated as K in the exploded view 221 below 2 MANTS with NTS Needle Tip Supervision Follow all installation instructions in the NTS user manual with the only exception being that the Adjustable Mount NTF_501 is mounted on the MANTS instead of the Cheese Block The MANTS is mounted the same way as under point above Picture 221 Exploded view A Slide Top NTF1502 B Slide Bottom NTF1503 C Split Nut NTF1504 D Spacer NTF1505 E Adjustment Screw 6 32x1 91746A122 E_ M3x25 for metric appl F Wave disk 9714K21 G Retaining ring 98407A116 Parts below are from NTS Needle Tip Supervision H Adjustable Mount NTF_501 I SHCap screw 2 56x1 4 M2x8 for metric application Parts below exist on original machine J Washer for 1 4 screw K SHCap screw 1 4 M6 for metric applicatio
10. t KOFU tip It is important when the Keyence Optic Fiber Unit KOFU item 3 is installed that the Needle Guide item E is moving freely past the tip of the KOFU By hand move the Needle and Needle Guide up so the Needle Guide is in front of the KOFU tip Lightly push the KOFU in towards the Needle Guide and then back off about 1mm 0 04 and tighten the bolt item C to secure the KOFU Lightly pull on the fiber optic wire on the KOFU to ensure that the KOFU is secure and will stay in place If it is allowed in the path of the Needle Guide item E it will be damaged Chapter 3 Operation 3 1 Mechanical adjustment NTS Picture 311 adjustment of Keyence Optic Fiber Unit KOFU VA Picture 312 Adjustable Mount Picture 313 Adjustable Mount NTF_501 adjusted all the way up NTF_501 adjusted all the way down towards needle tip towards needle hook opening area NOTE Make sure that the KOFU tip is located as close to the needle as possible but not interfering with the Needle Guide item E described under picture 224 The KOFU can now be adjusted by moving Adjustable Mount NTF_501 item H picture 221 so that the KOFU beam spot is located on the tip of the needle item F as illustrated with the dot in picture 311 This should be performed with air connected to the system so that the needle is guaranteed to be in its lowest down position Move the KOFU in the needle tip area marked with X on picture 311 Pictur
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