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Stylus alignment with the spindle centre line
need only be approximate, except in the
following circumstances:
1. When probe vector software is used.
2. When the machine control software
cannot compensate for an offset stylus.
How to check stylus position
Stylus tip and stem position are established
using a low force (less than 0.2 Nm /
0.045 lbf.ft) dial test indicator or setting
gauge.
Alternatively rotate the stylus ball against a
flat surface. Alignment is good when the
stylus ball maintains a consistent distance
from the flat surface.
Stage 1 – Probe/shank mounting
1. Fully slacken screws A, then grease
screws B and fit to shank.
2. Fit the probe onto the shank and visually
position the probe centrally relative to
the shank. Partially tighten screws B (2 -
3 Nm / 1.47 - 2.2 lbf.ft).
3. Fit the probe/shank assembly into the
machine spindle.
PROBE/SHANK MOUNTING
A
B
PROBE
SHANK