Based on the analysis of the pitch error measure theorem for screw,the dynamic measure system of pitch error for lead screw constituted by single-chip microcomputer is discussed.

• 在分析丝杠螺距误差测量基本原理的基础上,简述了由单片微机组成的滚珠丝杠螺距误差动态测试系统,并开发了计算机辅助自动分析测控软件。