beautypg.com

Define tcpm function, Mode of action of the programmed feed rate, 4 tcpm function (sof tw ar e o ption 2) – HEIDENHAIN iTNC 530 (340 49x-05) User Manual

Page 451

background image

HEIDENHAIN iTNC 530

451

12.4 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

...