Example: Groups Of Holes - HEIDENHAIN TNC 620 User Manual

8
Programming: Subprograms and program section repeats
8.6 Programming examples

Example: Groups of holes

Program sequence:
Approach the groups of holes in the main program
Call the group of holes (subprogram 1)
Program the group of holes only once in subprogram
1
0 BEGIN PGM UP1 MM
1 BLK FORM 0.1 Z X+0 Y+0 Z-20
2 BLK FORM 0.2 X+100 Y+100 Z+0
3 TOOL CALL 1 Z S5000
4 L Z+250 R0 FMAX
5 CYCL DEF 200 DRILLING
Q200=2
Q201=-10
Q206=250
Q202=5
Q210=0
Q203=+0
Q204=10
Q211=0.25
6 L X+15 Y+10 R0 FMAX M3
7 CALL LBL 1
8 L X+45 Y+60 R0 FMAX
9 CALL LBL 1
10 L X+75 Y+10 R0 FMAX
11 CALL LBL 1
12 L Z+250 R0 FMAX M2
13 LBL 1
14 CYCL CALL
15 L IX+20 R0 FMAX M99
16 L IY+20 R0 FMAX M99
17 L IX-20 R0 FMAX M99
18 LBL 0
19 END PGM UP1 MM
268
;SET-UP CLEARANCE
;DEPTH
;FEED RATE FOR PLNGNG
;INFEED DEPTH
;DWELL TIME AT TOP
;SURFACE COORDINATE
;SECOND SET-UP CLEARANCE
;DWELL TIME AT DEPTH
Tool call
Retract the tool
Cycle definition: drilling
Move to starting point for group 1
Call the subprogram for the group
Move to starting point for group 2
Call the subprogram for the group
Move to starting point for group 3
Call the subprogram for the group
End of main program
Beginning of subprogram 1: Group of holes
Hole 1
Move to 2nd hole, call cycle
Move to 3rd hole, call cycle
Move to 4th hole, call cycle
End of subprogram 1
HEIDENHAIN Conversational Programming | 3/2014
TNC 620 | User's Manual