HEIDENHAIN TNC 310 (286 140) - Manual (Page 218)

12 3-D Touch Probes 206
To set the datum in any axis (see figure at upper right)
ú To select the touch probe function: Press the
PROBING POS soft key.
ú Move the touch probe to a starting position near
the touch point.
ú Select the probe axis and direction in which you
wish to set the datum, such as Z in direction Z–.
Selection is made with the arrow keys.
ú To probe the workpiece, press the NC START
button
ú Datum: Enter the nominal coordinate and confirm
you entry with ENT.
Corner as datum — using points that were already probed for a
basic rotation (see figure at center right)
ú Select the touch probe function: Press the PROBING
P soft key
ú TOUCH POINTS OF BASIC ROTATION?: Press YES to
transfer the touch point coordinates to memory.
ú Position the touch probe at a starting position near
the first touch point of the side that was not probed
for basic rotation.
ú Select the probe direction: Select the axis with an
arrow key.
ú To probe the workpiece, press the NC START button
ú Position the touch probe near the second touch point
on the same side.
ú To probe the workpiece, press the NC START button
ú Datum: Enter both datum coordinates into the menu
window, and confirm your entry with the ENT key.
ú To terminate the probe function, press the END key.
Corner as datum – without using points that were already
probed for a basic rotation
ú Select the touch probe function: Press the
PROBING P soft key
ú Touch points of basic rotation?: Press NO to ignore
the previous touch points. (The dialog question
only appears if a basic rotation was made
previously.)
ú Probe both workpiece sides twice.
ú Enter the coordinates of the datum and confirm
your entry with ENT.
ú To terminate the probe function, press the END
key.
12.2
Set
ting
the
D
a
tum with a 3-D
Touc
h
Pr
obe
P
X=?
Y=?
X
Y
P
X
Y
Y
X
Z