零件尺寸标注与加工误差关系的探讨

THE DISCUSSION OF THE RELATION BETWEEN THE LABEL OF PARTS SIZE AND THE ERROR OF PROCESS

零件的尺寸标注要尽量符合工艺要求，减小误差的产生，本文就轴类零件尺寸标注为例，研究一下怎样减少加工误差的产生。

The label of parts size must be tried to accord with the technological requirements to reduce the error. This article set the mark of shaft spares size as an example to study how to reduce the error.