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HEIDENHAIN TNC 640 (34059x-04) Cycle programming User Manual

Page 242

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Fixed Cycles: Multipass Milling

10.3 RULED SURFACE (Cycle 231, DIN/ISO: G231)

10

242

TNC 640 | User's Manual Cycle Programming | 3/2014

Number of cuts Q240: Number of passes to be
made between points

1

and

4

,

2

and

3

. Input range

0 to 99999
Feed rate for milling Q207: Traversing speed of the
tool in mm/min while milling. The TNC performs the
first step at half the programmed feed rate. Input
range 0 to 99999.999, alternatively

FAUTO, FU, FZ

Q236=+25

;4TH POINT 3RD AXIS

Q240=40

;NUMBER OF CUTS

Q207=500

;FEED RATE FOR

MILLING