8 datum setting with 3-d touch probe, Overview, Datum setting in any axis – HEIDENHAIN TNC 320 (340 55x-04) ISO programming User Manual

Page 335

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HEIDENHAIN TNC 320

335

12.8 D

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m Set

ting with 3-D T

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h Pr

obe

12.8 Datum Setting with 3-D Touch

Probe

Overview

The following soft-key functions are available for setting the datum on
an aligned workpiece:

Datum setting in any axis

U

Select the probe function by pressing the PROBING

POS soft key.

U

Move the touch probe to a position near the touch

point.

U

Select the probe axis and direction in which you wish

to set the datum, such as Z in direction Z–. Selection
is made via soft keys.

U

To probe the workpiece, press the machine START

button

U

Datum:

Enter the nominal coordinate and confirm your

entry with the SET DATUM soft key, see "Writing the
measured values from touch probe cycles in datum
tables", page 328

U

To terminate the probe function, press the END soft

key.

Soft key

Function

Page

Datum setting in any axis

Page 335

Setting a corner as datum

Page 336

Setting a circle center as datum

Page 337

Y

X

Z

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