Datum setting with 3-d touch probe – HEIDENHAIN TNC 320 (34055x-06) User Manual

Page 60

First Steps with the TNC 320

1.6

Workpiece setup

TNC 320 | User's Manual HEIDENHAIN Conversational Programming | 5/2013

Datum setting with 3-D touch probe

Insert the 3-D touch probe: In the MDI 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

Set to 0: Press the SET DATUM soft key

Press the END soft key to close the menu

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