M7475B立轴圆台平面磨床是属于端面磨削加工机床，其筒形砂轮的修整是依靠操作人员操纵带手柄的套3及螺母2来完成的（见图1），转动手柄及套3使修整头作弧状摆动，转动螺母2使修整头作进给运动。修整时，由筒形砂轮内侧向外侧逐渐加速，以使砂轮端面成“盆子状”（详见说明书， M7475B vertical shaft circular table surface grinding machine belongs to the end grinding machine, the dressing of the cylindrical grinding wheel is done by the operator manipulating the sleeve 3 with the handle and the nut 2 (see FIG. 1), turning the handle and the sleeve 3 to make the dressing head Arc swing, turn the nut 2 so that the dressing head for feed movement. Trimming, from the inner side of the cylindrical grinding wheel gradually accelerated to the wheel face into a “basin-like” (see the instructions,