HEIDENHAIN 548431-05, User Manual, Page: 323 / 722

Teach-in | Thread and undercut cycles
5
HEIDENHAIN | MANUALplus 620 | User's Manual | 12/2017
323
Cycle run:
1 Calculate the proportioning of cuts
2 Move to the
Start point X1 , Z1
3 Move to the End point thread Z2 at the programmed feed rate
4 Return on a paraxial path and approach for the next thread
groove
5 Repeat 3 to 4 for all thread grooves
6 Approach for the next pass, taking the
reduced cutting depth
and the Approach ang. A into account
7 Repeat 3 to 6 until No.gears D
and
Thread depth U
are reached
8 Move to the Tool change point according to the setting in G14