6
Subprograms and Program Section Repeats
4
6.2 Program Section Repeats
Example for exercise: Row of holes parallel to X axis
zoordinates of 1st hole: X = 5 mm
Y =I0 mm
Spacing between holes: IX =I5 mm
Vo. of holes: N=6
iole depth: z = 10
iole diameter:
0=5mm
Part program
0 BEGIN PGM 360066 MM
1 BLK FORM 0.1 Z X+0 Y+O Z-20
2 BLK FORM 0.2 X+100 Y+lOO Z+O
3 TOOL DEF 1 L+O R+2.5
4 TOOL CALL 1 Z SIOOO
5 L Z+lOO RO FMAX M6
6 L X-l 0 Y+lO Z+2 FMAX M3 _____......................... Pre-position in negative X direction
7 LBL 1 . . . . ..__._______.__............................................... Beginning of program section to be repeated
8 L IX+1 5 FMAX
9
L Z-IO FIOO
10 L Z+2 FMAX _._._._...,.............................,,..,.......... Move to hole position, drill, retract
11 CALL LBL 1 REP 5/5 . . . . . . . . . .._.._..._....................... Call LABEL 1; repeat program section between blocks 7 and
11 five times (for 6 holes!)
12 LZ+lOO RO FMAX M2
13 END PGM 360066 MM
J
6-6
TNC 370
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