User's Manual TNC 360 (from 259 900-11) - heidenhain

2 Manual Operation and Setup
2.5 Setting the Datum with the 3D Touch Probe System
Corner as datum
Select the CORNER = DATUM probe function.
To use the points that just probed for a basic rotation:
TOUCH POINTS OF BASIC ROTATION?
e.g.
0
ENT
or
I
I
.
.
.
ENT
Fig. 2.14: Probing procedure for finding the coordinates of the
corner P
TNC 360 2-15
Y
Y=?
X=?
Transfer the touch point coordinates to memory.
Move the touch probe to a starting position near the first touch point on the side that was not probed for basic
rotation.
CORNER = DATUM
X + X – Y + Y –
Select the probing direction.
Probe the workpiece.
Move the touch probe to a starting position near the second touch point on the same side.
DATUM X =
Probe the workpiece.
Enter the first coordinate of the datum point, here for the X axis.
P
X
Y
4
3
P
1
2
X