HEIDENHAIN TNC 360 ISO Programming - Manual (Page 52)

TNC 360 2-15
2 Manual Operation and Setup
Fig. 2.14: Probing procedure for finding the coordinates of the
corner P
or
2.5 Setting the Datum with the 3D Touch Probe System
P
P
Y
X
Y
X
X=?
Y=?
4
3
1
2
ENT
.
.
.
ENT
0 e.g.
I
I
Corner as datum
Select the CORNER = DATUM probe function.
To use the points that were just probed for a basic rotation:
TOUCH POINTS OF BASIC ROTATION?
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.
Probe the workpiece.
DATUM X =
Enter the first coordinate of the datum, for example in the X axis.