HEIDENHAIN TNC 430 - Page 309

HEIDENHAIN TNC 426, TNC 430 283
8.5 Cycles for Machining Hole Patterns
Example: Circular hole patterns
0 BEGIN PGM HOLEPAT MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-40 Define the workpiece blank
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL DEF 1 L+0 R+3 Define the tool
4 TOOL CALL 1 Z S3500 Tool call
5 L Z+250 R0 F MAX M3 Retract the tool
6 CYCL DEF 200 DRILLING Cycle definition: drilling
Q200=2 ;SET-UP CLEARANCE
Q201=-15 ;DEPTH
Q206=250 ;FEED RATE FOR PLNGNG
Q202=4 ;PLUNGING DEPTH
Q210=0 ;DWELL TIME AT TOP
Q203=+0 ;SURFACE COORDINATE
Q204=0 ;2ND SET-UP CLEARANCE
Q211=0.25 ;DWELL TIME AT BOTTOM
X
Y
30
70
100
100
R25
R35
30°
90
25