Cycles for machining holes and threads – HEIDENHAIN TNC 426 (280 476) Pilot User Manual
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Cycles
for
Machining
Holes
and
Threads
6 CYCL DEF 1.0 PECKING
7 CYCL DEF 1.1 SET UP +2
8 CYCL DEF 1.2 DEPTH -15
9 CYCL DEF 1.3 PECKG +7.5
10 CYCL DEF 1.4 DWELL 1
11 CYCL DEF 1.5 F80
12 L Z+100 R0 FMAX M6
13 L X+30 Y+20 FMAX M3
14 L Z+2 FMAX M99
15 L X+80 Y+50 FMAX M99
16 L Z+100 FMAX M2
Cycles for Machining
Holes and Threads
PECKING (1)
CYCL DEF: Select Cycle 1 PECKING
Set-up clearance:
A
Total hole depth (distance from the workpiece surface to the bottom
of the hole):
B
Pecking depth:
C
Dwell time in seconds
Feed rate F
If the total hole depth is greater than or equal to the pecking depth,
the tool drills the entire hole in one plunge.
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