【摘要】 介绍一种旋转定位机的工作原理，分析了定位机的分度精度和传动力矩计算，建立了完整的设计准则，为定位机的正确使用和设计开发提供了理论根据．更多还原

【Abstract】 A rotary positioner for NC lathe is introduced in principle in this paper. Analysis on its turning accuracy and driving torque was made in detail. A set of design criteria has been established for its proper use and new design. A example is given.更多还原