| 摘要 |
According to the present invention, disclosed is a planetary gear device. The planetary gear device of the present invention comprises: a housing; an internal gear formed on the internal side of the housing in a circumferential direction; a sun gear arranged in the central part of the internal gear; a plurality of planetary gears installed between the internal gear and the sun gear to be engaged with the internal gear and the sun gear; a shaft which is rotationally coupled to the planetary gear and protrudes from both sides of the planetary gear; a carrier which rotates in the circumferential direction of the housing by revolving the planetary gear and is coupled to the shaft; and a fixing panel which is stacked on the carrier and has a guide hole unit so that shaft can move after being inserted into the fixing panel. |
