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Example: multipass milling – HEIDENHAIN TNC 320 (340 551-01) User Manual

Page 279

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HEIDENHAIN TNC 320

279

8.6 Cy

cles f

o

r Multipass Milling

Example: Multipass milling

0 BEGIN PGM C230 MM

1 BLK FORM 0.1 Z X+0 Y+0 Z+0

Define the workpiece blank

2 BLK FORM 0.2 X+100 Y+100 Z+40

3 TOOL DEF 1 L+0 R+5

Define the tool

4 TOOL CALL 1 Z S3500

Tool call

5 L Z+250 R0 FMAX

Retract the tool

6 CYCL DEF 230 MULTIPASS MILLING

Cycle definition: MULTIPASS MILLING

Q225=+0

;START IN 1ST AXIS

Q226=+0

;START IN 2ND AXIS

Q227=+35

;START IN 3RD AXIS

Q218=100

;FIRST SIDE LENGTH

Q219=100

;SECOND SIDE LENGTH

Q240=25

;NUMBER OF CUTS

Q206=250

;FEED RATE FOR PLNGNG

Q207=400

;FEED RATE FOR MILLING

Q209=150

;STEPOVER FEED RATE

Q200=2

;SET-UP CLEARANCE

X

Y

100

100

Z

Y

35