HEIDENHAIN TNC 620 (81760x-02) ISO programming - Manual (Page 65)

Workpiece setup 1.6
1
TNC 620 | User's ManualDIN/ISO Programming | 2/2015
65
Setting datums with 3-D touch probe
(option 17)
Insert a 3-D touch probe: In the Positioning with Manual Data
Input mode, run a TOOL CALL block containing the tool axis and
then return to the
Manual Operation mode
Select the probing functions: The TNC displays the
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
Datum setting: see "Datum setting with 3-D touch probe (option
17)", page 481