
B-65150E/04
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DEFINITION OF WARNING, CAUTION, AND NOTE................................. s-1
1 OVERVIEW.............................................................................................. 1
1.1 SERVO SOFTWARE AND MODULES SUPPORTED BY EACH NC MODEL ........................................2
1.2 ABBREVIATIONS OF THE NC MODELS COVERED BY THIS MANUAL...............................................4
1.3 RELATED MANUALS ..............................................................................................................................5
2 SETTING α SERIES SERVO PARAMETERS ......................................... 7
2.1 INITIALIZING SERVO PARAMETERS ....................................................................................................7
2.1.1 Before Servo Parameter Initialization............................................................................................................. 7
2.1.2 Parameter Initialization Flow ......................................................................................................................... 8
2.1.3 Servo Parameter Initialization Procedure....................................................................................................... 9
2.1.4 Setting Servo Parameters When a Separate Detector for the Serial Interface Is Used.................................. 23
2.1.5 Actions for Invalid Servo Parameter Setting Alarms.................................................................................... 29
3 α SERIES PARAMETER ADJUSTMENT............................................... 39
3.1 SERVO ADJUSTMENT SCREEN..........................................................................................................40
3.2 ACTIONS FOR ALARMS.......................................................................................................................43
3.3 PROCEDURES FOR GAIN ADJUSTMENT AND VIBRATION-DAMPING CONTROL..........................50
3.3.1 Gain Adjustment Procedure.......................................................................................................................... 50
3.3.2 Vibration in the Stop State........................................................................................................................... 53
3.3.3 Vibration during Travel................................................................................................................................ 55
3.3.4 Cumulative Feed........................................................................................................................................... 57
3.3.5 Overshoot ..................................................................................................................................................... 58
3.4 ADJUSTING PARAMETERS FOR HIGH SPEED AND HIGH PRECISION...........................................59
3.4.1 Level-up HRV Control Adjustment Procedure ............................................................................................ 59
3.4.2 Cutting Feed/Rapid Traverse Switchable Function...................................................................................... 67
3.4.3 Servo Parameter Adjustment Procedure for Achieving High Speed and High Precision............................. 71
3.4.4 High-Speed Positioning Adjustment Procedure........................................................................................... 84
3.4.5 Rapid Traverse Positioning Adjustment Procedure...................................................................................... 87
4 SERVO FUNCTION DETAILS ............................................................... 92
4.1 LIST OF SERVO FUNCTIONS ..............................................................................................................93
4.2 HRV CONTROL.....................................................................................................................................96
4.3 LEVEL-UP HRV CONTROL.................................................................................................................101
4.4 VIBRATION SUPPRESSION FUNCTION IN THE STOP STATE........................................................103
4.4.1 250 µsec Acceleration Feedback Function................................................................................................. 103
4.4.2 Velocity Loop High Cycle Management Function..................................................................................... 104
4.4.3 Function for Changing the Proportional Gain in the Stop State................................................................. 107
4.4.4 N Pulse Suppression Function.................................................................................................................... 110
CONTENTS