To provide a differential type planetary speed reducer in which a carrier can be supported in a stable posture.SOLUTION: A differential type planetary speed reducer 1 comprises an input member 10, a speed reduction mechanism 20, a housing 30, and an output member 40. The speed reduction mechanism comprises a sun gear 21, a planetary gear 22, a fixed internal gear 23, a rotary internal gear 24, and a carrier 25. The carrier supports the planetary gear in a state where it can revolve while rotating. The output member comprises a convex part 43 extending in an axial direction. A first inside bearing 53 is interposed between the input member and the carrier. A second bearing 54 is interposed between the convex part of the output member and the carrier. In this way, the carrier is supported by the convex part provided in the output member. Thereby, the posture of the carrier can be stabilized.SELECTED DRAWING: Figure 1

    【課題】キャリアを安定した姿勢で支持できる差動型遊星減速機を提供する。【解決手段】差動型遊星減速機1は、入力部材10、減速機構20、筐体30、および出力部材40を備える。減速機構は、太陽歯車21、遊星歯車22、固定内歯歯車23、回転内歯歯車24、およびキャリア25を有する。キャリアは、遊星歯車を、自転しつつ公転することが可能な状態に支持する。出力部材は、軸方向に延びる凸部43を有する。入力部材とキャリアとの間には、第1内側軸受53が介在する。出力部材の凸部とキャリアとの間には、第2軸受54が介在する。このように、出力部材に設けられた凸部により、キャリアを支持する。これにより、キャリアの姿勢を安定させることができる。【選択図】図1


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    Title :

    DIFFERENTIAL TYPE PLANETARY SPEED REDUCER AND ROBOT


    Additional title:

    差動型遊星減速機およびロボット


    Contributors:

    Publication date :

    2023-01-19


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    F16H Getriebe , GEARING / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B25J Manipulatoren , MANIPULATORS / F16C SHAFTS , Wellen



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