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7 cycles for multipass milling – HEIDENHAIN TNC 410 User Manual

Page 193

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8 Programming: Cycles

180

Example: Multipass milling

Define the blank form

Tool definition

Call the tool

Retract the touch probe

Cycle definition: MULTIPASS MILLING

Pre-position near the starting point

Cycle call

Retract the tool, end of program

0 BEGIN PGM C230 MM
1 BLK FORM 0.1 Z X+0 Y+0 Z+0
2 BLK FORM 0.2 X+100 Y+100 Z+40
3 TOOL DEF 1 L+0 R+5
4 TOOL CALL 1 Z S3500
5 L Z+250 R0 FMAX
6 CYCL DEF 230 MULTIPASS MILLNG
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 ;SECOND SIDE LENGTH
Q240=25 ;NUMBER OF CUTS
Q206=250 ;FEED RATE FOR PLUNGING
Q207=400 ;FEED RATE FOR MILLNG
Q209=150 ;STEPOVER FEED RATE
Q200=2 ;SET-UP CLEARANCE
7 L X-25 Y+0 R0 F MAX M3
8 CYCL CALL
9 L Z+250 R0 FMAX M2
10 END PGM C230 MM

8.7 Cycles for Multipass Milling

X

Y

100

100

Z

Y

35