摘要
介绍了一种挂轮齿数的选择方法，可应用于螺纹加工进给传动挂轮齿数的选择。该法比一般的挂轮齿数选择方法更加简便、精确。
This poper introduces a way by which the numbes of tecth of change gears canbe chosen. The way used in gears transmission for thread cutting is a simpler and morecaccurate one than the general.
关键词
螺纹加工
传动
挂轮齿数
金属切削
thread cutting，change gears，numbers of gears，tramsmission
