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Datum setting with 3-d touch probe, Workpiece setup 1.6 – HEIDENHAIN TNC 320 (77185x-01) User Manual

Page 61

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Workpiece setup

1.6

1

TNC 320 | User's Manual

HEIDENHAIN Conversational Programming | 3/2014

61

Datum setting with 3-D touch probe

Insert a 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 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 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 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 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 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 ",

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