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Define tcpm function, Mode of action of the programmed feed rate, 5 tcpm function (sof tw ar e o ption 2) – HEIDENHAIN TNC 620 (73498x-01) User Manual

Page 381

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HEIDENHAIN TNC 620

381

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1

.5 TCPM FUNCTION (sof

tw

ar

e

o

ption 2)

Define TCPM FUNCTION

U

Press the Special Functions key.

U

Press the Programming Aids soft key.

U

Select the TCPM FUNCTION function.

Mode of action of the programmed feed rate

The TNC provides two functions for defining the mode of action of the
programmed feed rate:

U

F TCP

determines that the programmed feed rate is

interpreted as the actual relative velocity between the
tool point (Tool Center Point) and the workpiece.

U

F CONT

determines that the programmed feed rate is

interpreted as the contouring feed rate of the axis
programmed in the respective NC block.

Example NC blocks:

...

13 FUNCTION TCPM F TCP ...

Feed rate refers to the tool point

14 FUNCTION TCPM F CONT ...

Feed rate is interpreted as the speed of the tool
along the contour

...