Component for cycloidal-pin gear speed reducer

The utility model provides an assembly for a cycloidal pin gear speed reducer, and relates to the technical field of mechanical transmission. The assembly for the cycloidal-pin gear speed reducer comprises a crankshaft, a planetary gear and a connecting piece, the crankshaft is matched with the connecting piece to clamp the planetary gear, the crankshaft is fixedly connected with the connecting piece, and the planetary gear and the crankshaft are relatively fixed in the circumferential direction of the crankshaft. The assembly for the cycloidal pin gear speed reducer is low in machining and manufacturing difficulty, low in assembly difficulty and high in assembly efficiency; and the assembling quality can be well guaranteed, and the speed reducer operates more stably. 本申请提供一种摆线针轮减速机用组件，涉及机械传动技术领域。摆线针轮减速机用组件包括曲柄轴、行星齿轮和连接件，所述曲柄轴与所述连接件配合夹持所述行星齿轮，所述曲柄轴与所述连接件固定连接，且所述行星齿轮与所述曲柄轴在曲柄轴的周向上相对固定。该摆线针轮减速机用组件的加工制造难度低，装配难度低，装配效率高；且能较好的保证装配质量，减速机运行更加稳定。