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Cycle parameters – HEIDENHAIN TNC 640 (34059x-02) Cycle programming User Manual

Page 351

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AXIAL RECESSING

(Cycle 850, DIN/ISO: G850)

13.21

13

TNC 640 | User's Manual Cycle Programming | 5/2013

351

Cycle parameters

Machining operation Q215: Define machining
operation:

0

: Roughing and finishing

1

: Only roughing

2

: Only finishing to finished dimension

3

: Only finishing to oversize

Set-up clearance Q460: Reserved, currently
without function

Roughing feed rate Q478: Feed rate during
roughing. If M136 has been programmed, the
value is interpreted by the TNC in millimeters per
revolution, without M136 in millimeters per minute.

Oversize in diameter Q483 (incremental): Diameter
oversize for the defined contour

Oversize in Z Q484 (incremental): Oversize for the
defined contour in axial direction

Q460

Q463

Ø Q483

Q484