HEIDENHAIN 548431-05, User Manual, Page: 344 / 722

Teach-in | Drilling cycles
5
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HEIDENHAIN | MANUALplus 620 | User's Manual | 12/2017
Cycle run:
1 Position the spindle to the
Spindle angle C (in Machine mode:
machining from current spindle angle)
2 If defined, move at rapid traverse to the
Start point drill Z1
3 If defined, spot drill at reduced feed rate
4 Depending on
Drilling variants V
:
Through-drilling reduction:
Drill at programmed feed rate to position Z2 – AB
Drill at reduced feed rate to End point drill Z2
No through-drilling reduction:
Drill at programmed feed rate to
End point drill Z2
Remain at end of hole for Period of dwell E if defined
5 Retract
If Z1 is programmed, to Start point drill Z1
If Z1 is not programmed, to Start point Z
6 Move to the Tool change point
according to the setting in
G14