In planet-gear speed reducer in few teeth difference between the two meshed gears W-output mechanism with pin-holes confines their loaded ability to the lower level due to the strength and stiffness.

• 少齿差行星减速器的支撑盘孔销式输出机构是制约减速器承载能力的主要环节之一,主要影响因素是销轴、销孔间接触强度、刚度及销轴的弯曲强度、刚度,而所涉及到的力学计算属于超静定问题。