14
Head operation
4
Head operation
NOTE: Ensure that the lock lever is turned fully clockwise to the
locked position, before taking gauge points.
4.1
To change the orientation of the probe
(refer to fi gure 4)
•
Unlock the head by turning the lock lever to the fully anti-clockwise
position.
•
Grip the body of the probe (avoid touching the stylus) and rotate
the 'B' axis until the desired angle indication on the scale (in
increments of 15°) is adjacent to the 'B' axis reference mark.
Rotate the 'A' axis until the desired angle indication on the scale
(in increments of 15°) is at the 'A' axis reference position.
•
Lock the head by turning the lock lever to the fully clockwise
position.
•
Qualify the stylus tip(s) according to the CMM supplier's
instructions.
•
Change the orientation of the probe to the next desired position
and qualify the stylus tip(s).
•
Repeat the qualifi cation process for all desired orientations and
stylus tips.
•
Commence gauging, ensuring that the correct qualifi cation data is
recalled for each head position.