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
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