HEIDENHAIN TNC 320 (77185x-01) Cycle programming - Manual (Page 242)

Fixed Cycles: Multipass Milling
10.6 Programming Examples
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TNC 320 | User's Manual Cycle Programming | 3/2014
10.6 Programming Examples
Example: Multipass milling
0 BEGIN PGM C230 MM
1 BLK FORM 0.1 Z X+0 Y+0 Z+0
Definition of workpiece blank
2 BLK FORM 0.2 X+100 Y+100 Z+40
3 TOOL CALL 1 Z S3500
Tool call
4 L Z+250 R0 FMAX Retract the tool
5 CYCL DEF 230 MULTIPASS MILLING Cycle definition: MULTIPASS MILLING
Q225=+0 ;STARTNG PNT 1ST AXIS
Q226=+0 ;STARTNG PNT 2ND AXIS
Q227=+35 ;STARTNG PNT 3RD AXIS
Q218=100 ;FIRST SIDE LENGTH
Q219=100 ;2ND SIDE LENGTH
Q240=25 ;NUMBER OF CUTS
Q206=250 ;FEED RATE FOR PLNGNG
Q207=400 ;FEED RATE FOR MILLING
Q209=200 ;STEPOVER FEED RATE
Q200=2 ;SET-UP CLEARANCE
6 L X+-25 Y+0 R0 FMAX M3 Pre-position near the starting point
7 CYCL CALL
Cycle call
8 L Z+250 R0 FMAX M2
Retract in the tool axis, end program
9 END PGM C230 MM