Drilling Cycles; Pecking (Cycle 1) - HEIDENHAIN TNC 426 B User Manual

8.2 Drilling Cycles

The TNC offers 9 cycles for all types of drilling operations:
Cycle
1 PECKING
Without automatic pre-positioning
200 DRILLING
With automatic pre-positioning and
2nd set-up clearance
201 REAMING
With automatic pre-positioning and
2nd set-up clearance
202 BORING
With automatic pre-positioning and
2nd set-up clearance
203 UNIVERSAL DRILLING
With automatic pre-positioning,
2nd setup clearance, chip breaking, and decrement
204 BACK BORING
With automatic pre-positioning,
2nd set-up clearance
2 TAPPING
With a floating tap holder
17 RIGID TAPPING
Without a floating tap holder
18 THREAD CUTTING
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Soft key
8 Programming: Cycles