Siemens SINUMERIK 840D sl Function Manual page 25

14.6.4.4 Spindle positioning.............................................................................................................1128
14.6.4.5 Rotate spindle....................................................................................................................1129
14.6.4.6 Oscillate spindle.................................................................................................................1131
14.6.4.7 Indexing axis......................................................................................................................1132
14.6.4.8 Positioning axis metric.......................................................................................................1134
14.6.4.9 Positioning axis inch...........................................................................................................1135
14.6.4.10 Positioning axis metric with handwheel override................................................................1137
14.6.4.11 Positioning axis inch with handwheel override...................................................................1138
14.6.4.12 Rotate spindle with automatic gear stage selection...........................................................1140
14.6.4.13 Rotate spindle with constant cutting rate [m/min]...............................................................1141
14.6.4.14 Rotate spindle with constant cutting rate [feet/min]............................................................1143
14.6.4.15 Error messages..................................................................................................................1144
14.6.5 Starting ASUBs..................................................................................................................1146
14.6.5.1 General..............................................................................................................................1146
14.6.5.2 Job start.............................................................................................................................1146
14.6.5.3 Job result............................................................................................................................1147
14.6.5.4 Signal flow..........................................................................................................................1148
15 R1: Referencing......................................................................................................................................1149
15.1 Brief Description.................................................................................................................1149
15.2 Axisspecific referencing.....................................................................................................1150
15.3 Channelspecific referencing...............................................................................................1152
15.4 Reference point appraoch from part program (G74)..........................................................1153
15.5 Referencing with incremental measurement systems........................................................1154
15.5.1 Hardware signals...............................................................................................................1154
15.5.2 Zero mark selection with BERO.........................................................................................1156
15.5.3 Time sequence...................................................................................................................1157
15.5.4 Phase 1: Traversing to the reference cam.........................................................................1158
15.5.5 Phase 2: Synchronization with the zero mark....................................................................1160
15.5.6 Phase 3: Traversing to the reference point........................................................................1165
15.6 Referencing with distance-coded reference marks............................................................1167
15.6.1 General overview...............................................................................................................1167
15.6.2 Basic parameter assignment..............................................................................................1168
15.6.3 Time sequence...................................................................................................................1170
15.6.4 Phase 1: Travel across the reference marks with synchronization....................................1170
15.6.5 Phase 2: Traversing to the target point..............................................................................1172
15.7 Referencing by means of actual value adjustment............................................................1174
15.7.1 Actual value adjustment to the referencing measurement system.....................................1174
15.7.2 Actual value adjustment for measuring systems with distance-coded reference marks. ...1175
15.8 Referencing in follow-up mode...........................................................................................1176
15.9 Referencing with absolute encoders..................................................................................1179
15.9.1 Information about the adjustment.......................................................................................1179
15.9.2 Calibration by entering a reference point offset.................................................................1180
15.9.3 Adjustment by entering a reference point value.................................................................1181
15.9.4 Automatic calibration with probe........................................................................................1183
15.9.5 Adjustment with BERO.......................................................................................................1185
15.9.6 Reference point approach with absolute encoders............................................................1186
15.9.7 Reference point approach in rotary absolute encoders with external zero mark...............1186
Basic Functions
Function Manual, 01/2015, 6FC5397-0BP40-5BA2
Table of contents
25