HEIDENHAIN TNC 128 (77184x-02) - Manual (Page 305)

Datum setting with 3-D touch probe (Touch Probe Functions
software option 17)
11.7
11
TNC 128 | User's Manual HEIDENHAIN Conversational Programming | 5/2014
305
11.7 Datum setting with 3-D touch probe
(Touch Probe Functions software
option 17)
Overview
The following soft-key functions are available for setting the datum
on an aligned workpiece:
Soft key Function Page
Datum setting in any axis with 305
Setting a circle center as datum 306
Center line as datum
Setting the center line as datum
308
HEIDENHAIN only gives warranty for the function of
the probing cycles if HEIDENHAIN touch probes are
used.
Datum setting in any axis
Select the probing function: Press the
PROBING
POS soft key
Move the touch probe to a position near the touch
point
Use the soft keys to select the probe axis and
direction in which you want to set the datum, such
as Z in direction Z–
Start the probing procedure: Press the machine
START button
Datum: Enter the nominal coordinate and confirm
your entry with the
Set datum soft key, see
"Writing measured values from the touch probe
cycles in a datum table", page 298
To terminate the probe function, press the
END
soft key