HEIDENHAIN TNC 620 (340 56x-02) - Manual (Page 390)

390 Manual Operation and Setup
12.8 D
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Measuring Workpieces with a 3-D Touch Probe
You can also use the touch probe in the Manual Operation and El.
Handwheel operating modes to make simple measurements on the
workpiece. Numerous programmable probe cycles are available for
complex measuring tasks (see User’s Manual, Cycles, Chapter 16,
Checking workpieces automatically). With a 3-D touch probe you can
determine:
„ position coordinates, and from them,
„ dimensions and angles on the workpiece.
To find the coordinate of a position on an aligned workpiece:
U Select the probe function by pressing the PROBING
POS soft key
U Move the touch probe to a position near the touch
point.
U Select the probe direction and axis of the coordinate.
Use the corresponding soft keys for selection.
U To probe the workpiece, press the machine START
button.
The TNC shows the coordinates of the touch point as reference point.
Finding the coordinates of a corner in the working plane
Find the coordinates of the corner point: See “Corner as datum” on
page 388. The TNC displays the coordinates of the probed corner as
reference point.