HEIDENHAIN TNC 620 (81760x-02) ISO programming User Manual
Page 472

Manual operation and setup
14.8 Calibrating a 3-D touch trigger probe (option 17)
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TNC 620 | User's ManualDIN/ISO Programming | 2/2015
Calibration with a stud or calibration pin
Proceed as follows for manual calibration with a stud or calibration
pin:
In the
Manual operation mode, position the ball tip above the
center of the calibration pin
Select the calibration function: Press the
CAL. R
soft key
Enter the diameter of the stud
Enter the safety clearance
Enter the start angle
Enter the number of touch points
Start the probing procedure: Press the machine
START button. The 3-D touch probe probes all
required touch points in an automatic probing
routine and calculates the effective ball-tip radius.
If probing from opposite orientations is possible,
the TNC calculates the center offset
Checking the results
Press the
OK soft key for the values to take effect
Press the
END soft key to terminate the calibrating
function. The TNC logs the calibration process in
TCHPRMAN.html.
In order to be able to determine the ball-tip center
misalignment, the TNC needs to be specially
prepared by the machine manufacturer.
Refer to your machine manual.