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MQ8 2 60 A曲轴磨床横向进给系统 (图 1 )中的半螺母 2是用 HT2 0 0制成 ,属易损件 ,需定期更换。我们在维修机床更换半螺母时发现 ,相同型号的半螺母尺寸 1 1 1 .5mm(图 2 )存在比较大的差异 ,因此图 1中调整垫片 3的尺寸也需相应变化 ,以充分保证半螺母与丝杠之间的配合精度
MQ8 2 60 A The semi-nut 2 in the cross-infeed system (Figure 1) of a crankshaft grinder is made of HT2 0 0 and is a wearing part that needs to be replaced periodically. When we replace the half nuts in the machine tool, we find that there is a big difference between the sizes of the semi-nuts of the same type 1 1 1 .5mm (Figure 2), so the size of the adjusting spacer 3 in Figure 1 also needs to be changed accordingly, Nut and screw with the precision between