HEIDENHAIN ND 1200R - Manual (Page 28)

28 1 Operation
1
.3 Pr
epar
ing t
o
dr
ill
Aligning a pair of holes to an axis
There are certain times when the part needs to be aligned on the
center of two pre-drilled holes.
To align a pair of holes to an axis:
 Align the part on the stage.
 Press DATUM>SKEW>HOLE.
 Probe a minimum of three points around the edge of the first hole
to be used in the skew.
 Press the FINISH key to complete the first hole measurement.
 Press the HOLE soft key.
 Probe a minimum of three points around the edge of the second
hole to be used in the skew.
 Press the FINISH key to complete the second hole measurement.
 Press the FINISH key to complete the skew.
Three points are probed for each hole to align the
center of the holes with the X-axis
1
2
3 4
5
6
Distributing the probed points evenly around the
circumference of the hole will provide a more accurate
placement for the center of the hole.