Using precision grades of the transmission parts as main variables,the authors put forward a set of method about optimal design of K-H-V involute planetary gear reducers based on backlash anslysis.

• 针对K H V型渐开线行星齿轮减速器,提出一种以传动零件精度等级为主要设计变量的基于回差分析的优化设计方法。