辊环将被固定在主轴上，主柱由滚珠轴承带动。该构造能提供最强的刚性。

The rolls to be ground are fixed in a main shaft running on ball takeings, designed to offer the maximum rigidity.

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在内圈的一端，轴承通过偏心锁定环(图1.7)或者两个定位螺钉(图1.8)被固定在轴上。

At one end of the inner ring, the bearing is clamped to the shaft with an eccentric locking ring (Figure 1.7) or with two setscrews (Figure 1.8).

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