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把两只滚珠轴承支承件固定在一块夹具板上,其间支承着一根轴,轴的一端装有丝锥并用一只紧定螺钉固定,丝锥要安装得与轴同心。 轴的另一端装一只可以旋转并能使轴移动的手轮。
Two ball bearing supports are mounted on a fixture plate with a shaft supported therebetween. One end of the shaft is fitted with a tap and fixed with a set screw, which is mounted concentrically to the shaft. The other end of the shaft is equipped with a handwheel that rotates and moves the shaft.