Example: Group Of Holes With Several Tools - HEIDENHAIN TNC 620 User Manual

Example: Group of holes with several tools

Program sequence:
Program the fixed cycles in the main program
Call the entire hole pattern (subprogram 1)
Approach the groups of holes in subprogram 1, call
group of holes (subprogram 2)
Program the group of holes only once in subprogram
2
0 BEGIN PGM UP2 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 ;SET-UP CLEARANCE
Q202=-3 ;DEPTH
Q206=250 ;FEED RATE FOR PLNGNG
Q202=3 ;PLUNGING DEPTH
Q210=0 ;DWELL TIME AT TOP
Q203=+0 ;SURFACE COORDINATE
Q204=10 ;2ND SET-UP CLEARANCE
Q211=0.25 ;DWELL TIME AT BOTTOM
6 CALL LBL 1
7 L Z+250 R0 FMAX M6
8 TOOL CALL 2 Z S4000
9 FN 0: Q201 = -25
10 FN 0: Q202 = +5
11 CALL LBL 1
12 L Z+250 R0 FMAX M6
13 TOOL CALL 3 Z S500
TNC 620 | User's Manual
HEIDENHAIN Conversational Programming | 5/2013
Programming examples
Call tool: center drill
Retract the tool
Define the CENTERING cycle
Call subprogram 1 for the entire hole pattern
Tool change
Call tool: drill
New depth for drilling
New plunging depth for drilling
Call subprogram 1 for the entire hole pattern
Tool change
Call tool: reamer
7
7.6
237