Datum Setting With A 3-D Touch Probe (Option Number 17) - HEIDENHAIN TNC 620 User Manual

Datum setting with a 3-D touch probe
(option number 17)
Insert a 3-D touch probe: In the Positioning with manl.data
input mode, run a T block containing the tool axis and then
return to the Manual operation mode
Press the probing function soft key: The TNC
displays all available functions in the soft key row
Set the datum at a workpiece corner, for example
Position the touch probe near the first touch point
on the first workpiece edge
Select the probing direction via soft key
Press NC START: The touch probe moves in the
defined direction until it contacts the workpiece
and then automatically returns to its starting point
Use the axis-direction keys to pre-position the
touch probe to a position near the second touch
point on the first workpiece edge
Press NC start: The touch probe moves in the
defined direction until it contacts the workpiece
and then automatically returns to its starting point
Use the axis-direction keys to pre-position the
touch probe to a position near the first touch point
on the second workpiece edge
Select the probing direction via soft key
Press NC start: The touch probe moves in the
defined direction until it contacts the workpiece
and then automatically returns to its starting point
Use the axis-direction keys to pre-position the
touch probe to a position near the second touch
point on the second workpiece edge
Press NC start: The touch probe moves in the
defined direction until it contacts the workpiece
and then automatically returns to its starting point
Then the TNC shows the coordinates of the
measured corner point
To set to 0: Press the SET DATUM soft key
Press the END soft key to close the menu
Further information on this topic
Setting datums
Further Information:
(option number 17)", page 533
HEIDENHAIN | TNC 620 | ISO Programming User's Manual | 9/2016
"Datum setting with a 3-D touch probe
Workpiece setup
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