Page 180 - CNC Robotics

Chapter 7 / The Gantry and X-axis

Place the holders back on the bottom of the feet with bol ts loose-
ly attached and determ ine which of the holders is keeping the rail
the farthest from the surface of the foot (see Figure 7.30).

Figure 7.30
Finding adjustment
height.

This w ill be the only holder that won't need a shim. Shim the
remaining three ho lders to raise the rail to the height determined
from the first holder (see Figure 7.31).

Figure 7.31
Using shims to even
the bearing holders.

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