Measuring Workpieces With A 3-D Touch Probe - HEIDENHAIN TNC 620 User Manual

Setup | Presetting with a 3-D touch probe (option number 17)

Measuring workpieces with a 3-D touch probe

You can also use the touch probe in the Manual operation and
Electronic handwheel operating modes to perform simple
measurements on the workpiece. Numerous programmable touch-
probe cycles are available for more complex measuring tasks.
Further information: User's Manual for Programming of Measuring
Cycles for Workpieces and Tools
With a 3-D touch probe you can determine:
Position coordinates, and from them,
Dimensions and angles on the workpiece
Finding the coordinates of a position on an aligned workpiece
Select the probing function: Press the
PROBING POS soft key
Move the touch probe to a position near the touch
point
Select the probing direction and the axis to which
the coordinates relate: Use the corresponding soft
keys to select
Start the probing process: Press the NC Start key
The control shows the coordinates of the touch
point as preset.
Finding the coordinates of a corner point on the working plane
Find the coordinates of the corner point.
Further information: "Corner as preset ", Page 232
The control displays the coordinates of the probed corner as preset.
Measuring workpiece dimensions
Select the probing function: Press the
PROBING POS soft key
Position the touch probe at a position near the
first touch point A
Select the probing direction by soft key
Probe: Press the NC Start key
If you need the current preset later, write down the
value that appears in the display
Preset: Enter 0.
Cancel the dialog: Press the END key
Select the probing function again: Press the
PROBING POS soft key
Position the touch probe at a position near the
second touch point B
Select the probe direction with the soft keys:
Same axis but from the opposite direction
Probe: Press the NC Start key
The Measured value display shows the distance
between the two points on the coordinate axis.
HEIDENHAIN | TNC 620 | User's Manual for Setup, Testing and Running NC Programs | 01/2022
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