
Title 90A3 / 90A7 / 90B3 / 90B7
Learning Control Operator’s Manual
03 ’05.01.13 K.Maeda 3
rd
. updated Draw No.
02 '03.01.06 K.Maeda 2
nd
. updated
A - 63639E - 070
01 ’00.09.20 K.Maeda Newly designed Sheet 02
Edit Date Design Description / 081
Contents
1. Overview ……………………………………………………………………………………. 3
2. System Configuration ………..…………………………………………….…….………... 5
3. Application Examples ………..…………………………………………….…….………... 6
3.1 Lead Cutting
……..……………………………………………………….…….…….. 6
3.2 Piston Lathe
…….…..…………………………………………………….…….…..… 7
3.3 Cam grinder
………..…………………………………………………….…….…….. 8
4. Explanation of Learning Control ……………………………………………..…………... 10
4.1 Summary of Learning Control
……….……………………………………………..… 10
4.2 Self-Learning Control
………..……………………………………………………….. 11
4.3 Preview Repetitive Control
……………………………………………………..…….. 12
5. Servo parameters …………………………………………………………….…….……... 13
5.1 Setting parameters
……………….…..…………………………………………...….. 13
5.2 Setting High-gain parameters
………….…………………………………………….. 17
5.3 Setting HRV3 parameters
…………………………………………………………..... 18
5.4 Servo parameters List
…………..……….…………………………………………… 20
5.5 Servo parameters detail
………..……….…………………………………………… 26
6. Learning Control functions …………………………………………….……….………… 31
6.1 Learning Control parameters
…..……….……………………………………………. 31
6.2 Adaptive Preview Control parameters
…..……………………………………………. 37
6.3 Adaptive method
…..……….……………………………………………………….… 39
7. Functions detail …………………………………………………….…………….…….….. 40
7.1 Learning memory expanded function
…..……….…………………………………… 40
7.2 Learning data transmission function
…...………………………………………...….. 43
7.3 Ultra high precision Velocity feedback function
…..……….………………………… 49
7.4 Torsion compensation during high speed cycle cutting function
……………………. 51
7.5 Tandem Learning control function
.…………………………………………………... 52
8. Adjustment ……………………………………………………………….….…….……….. 56
9. Attentions …………………….…………………………………………….…..……..……. 57
Appendix 1. Notes on the order …………………………………………………….……… 61
Appendix 2. Making method for cutting data ………………………………………………. 63
Appendix 3. Parameter table for Learning Control ………………………………………... 64
Appendix 4. Functions table for Servo edition …………………………………………….. 69
Appendix 5. Method of changing parameter in CNC Program …………………………... 71
Appendix 6. Checking Position Error by Check-board ……………………………………. 78
Appendix 7. Notes on using SD.EXE ………………………………………………………. 76
Appendix 8. Measurement of velocity loop characteristic by disturbance torque input .. 80
Index ………….………………………………………………………………………………… 81