HEIDENHAIN TNC 640 (34059x-05) - Manual (Page 295)

Programming examples 8.6
8
TNC 640 | User's Manual
HEIDENHAIN Conversational Programming | 1/2015
295
Example: Group of holes with several tools
Program sequence:
Program the fixed cycles in the main program
Call the complete hole pattern (subprogram 1) in the
main program
Approach the groups of holes (subprogram 2) in
subprogram 1
Program the group of holes only once in subprogram
2
0 BEGIN PGM SP2 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
Centering drill tool call
4 L Z+250 R0 FMAX Retract the tool
5 CYCL DEF 200 Cycle definition: CENTERING
Q200=2 ;SET-UP CLEARANCE
Q202=-3 ;DEPTH
Q206=250 ;FEED RATE FOR PLNGNG.
Q202=3 ;
Q210=0 ;DWELL TIME AT TOP
Q203=+0 ;SURFACE COORDINATE
Q204=10 ;2ND SET-UP CLEARANCE
Q211=0.25 ;DWELL TIME AT DEPTH
6 CALL LBL 1 Call subprogram 1 for the entire hole pattern
7 L Z+250 R0 FMAX
8 TOOL CALL 2 Z S4000
Drill tool call
9 FN 0: Q201 = -25
New depth for drilling
10 FN 0: Q202 = +5 New plunging depth for drilling
11 CALL LBL 1 Call subprogram 1 for the entire hole pattern
12 L Z+250 R0 FMAX
13 TOOL CALL 3 Z S500
Reamer tool call