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Machine Tools 

Adjusting & Maintaining ATC 

(NHM/NHP Series) 

Summary of Contents for NHM Series

Page 1: ...Machine Tools Adjusting Maintaining ATC NHM NHP Series ...

Page 2: ......

Page 3: ...Adjust the position of Magazine sub changer 6 3 Alignment on both ATC and spindle 10 4 Alignment on both ATC and Magazine 13 5 Hydraulic Circuit Diagram of ATC 16 6 Operations on the ATC magazine touch panel 17 7 Tool Search Sequence Chart 28 Replacing the ATC servo motor 40Tools magazine of NHP series 34 ...

Page 4: ...o motor you must restore the reference point of the ATC servo magazine manually 1 Prepare the centering fixture Center Bar Fixture for Changer Arm Fixture for Spindle To enable ATC adjustment you must have the centering fixture on site as shown in the right Servo motor used for rotating the tool magazine Pot Chain Tension Adjusting Device 1 2 3 Tool Pot Sub Changer Changer Arm Main Changer Reducin...

Page 5: ...oning key in advance Otherwise this may cause damage to the key due to conflicts between sub changer and fixture while the sub changer is moving to the pot position of the magazine 3 Check the home position of the magazine Push in the center bar to the centering fixture as shown and check to see if the changer arm aligns with the tool pot correctly If they are misaligned refer to 4 Feed the magazi...

Page 6: ...rd off Ready to operate the jog run From the rd off screen press the down arrow button to display Jog run Jog run Switch to the jog run mode From the Jog run screen press the SET key to display Jr 0000 Jr 0000 Jog run mode From the Jr 0000 screen use the up down arrow keys to rotate the magazine in a desired direction In such a way adjust the pot position Fine tune the magazine position If you wan...

Page 7: ... t work refer to 2 Adjust the position of the sub changer of the magazine below to align the left and right centers between sub changer and magazine chain pot When completed the coordinates of the tool magazine will match with the actual position 5 Set the Magazine reference position When the centering of the tool magazine s tool pot is completed press the SET key Jog run Return to the jog run mod...

Page 8: ...g the reference point 2 Adjust the position of Magazine sub changer 1 Adjust the position of the sub changer and the magazine chain pot Move the tool pot 1 to the changer position and install the centering fixture between tool pot and sub changer Use the center bar to locate them Check to see if the home position of the magazine is misaligned or if the sub changer is horizontally misaligned with t...

Page 9: ...ws at both left and right of the chain However these screws are rarely used in the field because such a case is very little likely to happen This is why we provided an instruction to use the cylinder stroke adjustable screw for aligning between sub changer and magazine chain pot instead of the positioning screws mentioned here 2 Adjust the position of the sub changer tool carrier pot Install the c...

Page 10: ...the stroke of the hydraulic cylinder of the sub changer this might have happened because the chain pot was misaligned You should check out the chain pot first Adjust the vertical position of the tool carrier pot Use the center bar to check the centering position between tool carrier pot and sub changer If they mismatch loosen the bolts fixing the cylinder to the tool carrier pot assembly and use t...

Page 11: ... When adjusting the gap care must be taken because the gap can be changed due to or as a result of Adjust the horizontal position of the tool carrier pot 2mm is a smallest value It is advisable to use a 2mm spanner to measure the distance In most cases where you adjust the position of the sub change and tool carrier pot you should make adjustment all together both horizontally and vertically 2 mm ...

Page 12: ... Parameter 4077 Description of Parameter Value 0 08789 per 1 pulse input range 4096 4096 on the basis of 360 for the spindle 90 1024 2 Prepare the centering fixture Center Bar Fixture for Changer Arm Fixture for Spindle 3 Remove the spindle driving key and clamp the spindle fixture into the spindle Perform the spindle orientation M19 4 In manual oprertion of ATC Changer Arm In manual operation mov...

Page 13: ...and vertically If they are misaligned adjust the secondary reference point of both X and Y axes until they are aligned correctly How to adjust the secondary reference point To allow for the axial feed where the changer arm is positioned in the spindle side change Keep Relay K12 2 to 1 When Used Maintenance For ATC Select Handle mode Use MPG to feed both X and Y axes Then check using the center bar...

Page 14: ...an adjust the gap Adjust the horizontal and vertical adjustable bolts as appropriate as to satisfy the parallelism and gap targets between centering fixtures Finally insert a tool into the spindle and move the changer arm in contact with the tool manually Then check the inside of the taper area and make a gap in between Correction Target 0 3 0 5mm Left right Adjustable Bolt ATC Fixing Bolt 2 mm BI...

Page 15: ...equence 1 Prepare the centering fixture Center Bar Fixture for Changer Arm Fixture for Spindle 2 Install the fixture First remove the key from the tool carrier pot and install the spindle fixture on the tool carrier pot Move the changer arm manually to the side of the spindle and install the fixture for the changer arm The ATC manipulation is the same as in 3 Align ATC with the spindle 1 2 3 Insta...

Page 16: ...saligned move the magazine as appropriate by referring to the figure below Use the gap gauge to measure the distance between centering fixtures If the measurement is greater than the allowance move the magazine as appropriate Horizontal adjustment Distance Adjustment Vertical adjustment Make adjustment using the applicable bolts on 4 vertices of the magazine base Horizontal Adjustable Bolts Distan...

Page 17: ... tighten up the adjusting bolts and nuts In some cases the operator uses the carrier pot stopper see the figure below to adjust the alignment between ATC and magazine However this may result in damage to the product Do Never use the stopper marked below to adjust the alignment Magazine Fixing Bolts Height Adjustable Bolts Tool Carrier Pot Stopper Tool Carrier Pot Stopper ...

Page 18: ...16 NHM NHP Series NHM NHPATCE29 5 Hydraulic Circuit Diagram of ATC S1 YV31 S2 YV32 S3 YV33 S4 YV34 Home Position On Off On Off Magazine Pot Position Off On On Off Waiting Pot Position Off On Off On ...

Page 19: ...17 NHM NHP Series NHM NHPATCE29 6 Operations on the ATC magazine touch panel 1 Switching screen Manual Operation Machine Information Tool Offset Alarm Information I O Information O O S A N D ...

Page 20: ... If you select Tool No the number pad will appear as shown c Use the number pad to enter the tool number and press ENT d If you press the Tool Search button the magazine will search for a matching tool from the nearest Display of the pot number of the waiting pot Displays the number of the pot in the waiting pot Manual operation of the magazine a Select the Manual mode b Press the button for a des...

Page 21: ... magazine OP Check if the MANUAL READY indicator turns on b Select a desired operation in the Rotary Switch screen c Press the START button The selected operation will be performed Ex Sequence of moving the tool from the sub changer home position to the tool boy Home Position Magazine Pot Position Changer Arm Out Waiting Pot Position Changer Arm In Magazine Pot Position Home Position Manual operat...

Page 22: ...MDI HANDLE Machine State 1 Machine Ready 2 Emergency Stop 3 Machine Running 4 Machine Stop 5 Machine Alarm Primary or secondary reference point for each axis 1 Primary Lamp On 2 Secondary Lamp blinking Coolant Motor Conveyor Motor Operation 1 Flushing Coolant Motor 2 Flood Coolant Motor 3 TTC TSC Coolant Motor 4 Shower Coolant Motor 5 Screw Chip Conveyor Motor Spline Waiting Tool Number 1 Display ...

Page 23: ...ress the Tool Offset button you will see a dialog that prompts you to enter the password for data protection purposes Enter the password and press ENT to switch to the Tool Offset screen Default password D O O S A N Reading data a Select a tool number ex Tool No 5 Press the Tool No button to display the key pad as shown Select a desired number such as 5 and press ENT b Reading data If you press th...

Page 24: ...want to check the information of alarms regarding the tool changing or tool magazine press the Alarm inform button To check the information on the current alarm a Check the current alarm in the Alarm Information screen b Press Start and use the up down button to select a desired alarm item c If you press Del the selected alarm item will be deleted d If you touch the selected alarm item you will se...

Page 25: ...ormation regarding ATC or tool magazine press the I O inform button Input Screen If you press INPUT there appears the start page showing the information including the address symbol and description of the input signal where you can check the operation state of the tool magazine and various switches Press NEXT if you want to move to the next page Output screen If you press OUTPUT there appears the ...

Page 26: ...anger Arm Cam Home X13 7 SX39 11 ATC Door Open X12 6 SL51 12 ATC Door Close X12 7 SL52 13 Tool Pull Out Home Position X10 6 SD35 14 Magazine Tool Pull Out Foot Switch X10 7 SF31 15 Waiting Pot Spindle Side Y5 1 YV37 16 Sub Changer Position 1 Y4 3 YV31 17 Sub Changer Position 2 Y4 4 YV32 18 Sub Changer Position 3 Y4 5 YV33 19 Sub Changer Position 4 Y4 6 YV34 20 Sub Changer Arm In Y4 7 YV35 21 Sub C...

Page 27: ...SERVO UNITALARM 1 Check the sub unit of the tool magazine 6 2064 ATC DOOR OPEN 1 TheATC door closing switch is turned off 2 TheATC door is open 3 Check if the limit switch works properly and close the door 7 2245 ATC DOOR OPEN CLOSEALARM 1 Closing theATC door is not completed within 20 seconds 2 Defective switch or solenoid valve Or distance from the dog is set improperly 3 Check the solenoid valv...

Page 28: ...f the tool magazine 18 2266 SERVO MAG TOOL NO ERROR 1 Check the tool number in the tool magazine 19 2270 ATC MAG POT TOOL OUTALM 1 The manual tool puller cylinder has operated 2 Defective switch Or distance from the dog is set improperly 3 Check the switch check valve 20 2272 ATC SUB CHG POS CHKALM 1 The up down operation of the auxiliary exchange unit is not completed within 25 seconds 2 Defectiv...

Page 29: ...itch is set improperly 4 Adjust the position of the switch and check if it works properly 24 2293 MUST BEATC MAN 1 CYCLE 1 ATC is operated manually 2 Perform 1 cycle in manual operation mode 25 2294 WAIT POTAND SPDLTOOL ZERO 1 The tool data is 0 for both waiting pot or main spindle 2 Provide tool data 3 Instruct a T code 26 2295 TOOL CHG MOTOR BRAKE RELE 1 The motor brake of theATC tool changer is...

Page 30: ...6 Wait Pot Spd Side X10 4 WPMS M SX37 Wait Pot Mag Side X10 1 SCAI M SX34 Sub Changer Arm In X10 2 SCAO M SX35 Sub Changer Arm Out X10 6 TPOH M SL32 Tool Pull Out H Pos On On On Off Off 1 Sub Changer Mag Pot Pos Completed X10 4 WPMS M SX37 Wait Pot Mag Side On Output Y4 3 SCS1 R YV31 Sub Changer Pos 1 Y4 4 SCS2 R YV32 Sub Changer Pos 2 Y4 5 SCS3 R YV33 Sub Changer Pos 3 Y4 6 SCS4 R YV34 Sub Change...

Page 31: ...anger Arm In On Sub Changer Arm In O K No AL 2273 ATC Sub Tool In Out Alarm occurs Check X10 1 SCAI M SX34 Sub Changer Arm In X10 2 SCAO M SX35 Sub Changer Arm Out On Yes Off Off 5 Sub Changer Home Position Output Y4 3 SCS1 R YV31 Sub Changer Pos 1 Y4 4 SCS2 R YV32 Sub Changer Pos 2 Y4 5 SCS3 R YV33 Sub Changer Pos 3 Y4 6 SCS4 R YV34 Sub Changer Pos 4 Completed X9 6 SCHP_40 SX31 Sub Chan Home Pos ...

Page 32: ... X10 5 WPMS M SL37 Wait Pot Mag Side X10 3 WPSS M SL51 Wait Pot Spd Side X18 4 TSHP M SX41 ATC Servo Home Pos X13 7 ACHC M SL44 Chan Arm Home Pos X16 7 PVPF M SX41 APC Servo Verify X12 1 APDN M SX41 APC Down X12 0 APUP M SL33 APC Up AL 2060 M06 Command Illegal Position occurs Tool Search O K No Yes AL 2245 ATC Door Open Close Alarm occurs AL 2060 M06 Command Illegal Position occurs Check Perform t...

Page 33: ...rvo Home Position On Yes 6 ATC Changer Servo Stop Output Y9 7 SVSP R ATC Servo Stop 7 ATC Door Close Command Output Y7 0 ATCL R YV52 ATC Door Close On Completed X12 7 ATDC M SL52 ATC Door Close On No ATC Door Close O K No Yes AL 2245 ATC Door Open Close Alarm occurs AL 2062 M06 Command Overtime occurs Check X12 6 ATDO M SL51 ATC Door Open X12 7 ATDC M SL52 ATC Door Close On Off M06 completed On Ch...

Page 34: ...274 Waiting Pot Spd Mag Side Alarm occurs Check X10 3 WPSS M SX36 Wait Pot Spd Side X10 4 WPMS M SX37 Wait Pot Mag Side On Off Yes 2 Sub Changer Wait Pot Position Output Y4 3 SCS1 R YV31 Sub Changer Pos 1 Y4 4 SCS2 R YV32 Sub Changer Pos 2 Y4 5 SCS3 R YV33 Sub Changer Pos 3 Y4 6 SCS4 R YV34 Sub Changer Pos 4 On Off Completed X10 0 SCWP 40 SX33 Sub Chan Wait Pos On On Off Sub Changer Waiting Pot Po...

Page 35: ..._40 SX31 Sub Chan Home Pos On On Off Sub Changer Home Position No AL 2272 ATC Sub Changer Pos Check Alarm occurs Check On Off On Yes ATC Re Charge End 5 Sub Changer Arm In Output Y4 7 SCAI R YV33 Sub Changer Arm In On Completed X10 1 SCAI M SX34 Sub Changer Arm In On Sub Changer Arm In O K No AL 2273 ATC Sub Tool In Out Alarm occurs Check X10 1 SCAI M SX34 Sub Changer Arm In X10 2 SCAO M SX35 Sub ...

Page 36: ... motor in order to secure room for the removal work Follow the instructions below to replace the ATC servo motor 1 Remove the tool pot There are several ways to remove at least two tool pots from the magazine In this manual we suggest Remove a tool pot from the pull out position of the magazine and rotate the magazine manually until a pot free area reaches ATC servo motor Detach the tool pull out ...

Page 37: ...e magazine as in the figure so that you can remove the servo motor Loosen the bolts on the servo motor before removing it For the 40Tools magazine of NHP series please follow the instructions above to remove the servo motor Reposition the magazine Servo Motor Bolts ...

Page 38: ...E29 Revision History ATC Maintenance NHM NHP Series Version Year Month Revision history Created by 01 2012 07 Created a draft NHM NHPATCE27 Choi Jae Young 02 2012 09 Add content NHM NHPATCE29 Choi Jae Young 03 04 05 06 07 08 09 10 ...

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