JPS63185944U - - Google Patents

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図はこの考案の実施例を示す拡大縦断側面
図、第２図は同上の縦断正面図ある。 １……ケーシング、２……入力軸、３……リン
グ状軸受、４……遊星歯車支持リング、５……遊
星歯車、８……太陽歯車、９……固定内歯車、１
１……出力軸、１２……可動内歯車。 FIG. 1 is an enlarged longitudinal sectional side view showing an embodiment of this invention, and FIG. 2 is a longitudinal sectional front view of the same. DESCRIPTION OF SYMBOLS 1... Casing, 2... Input shaft, 3... Ring-shaped bearing, 4... Planet gear support ring, 5... Planet gear, 8... Sun gear, 9... Fixed internal gear, 1
1... Output shaft, 12... Movable internal gear.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] ケーシングの一方の側壁に入力軸を設け、他方
の側壁に入力軸と同心に出力軸を設け、一方の側
壁の内側に入力軸と同心のリング状軸受を一体に
設け、この軸受に遊星歯車の支持リングを回転自
在に装着し、この支持リングに装着した複数の遊
星歯車を前記入力軸の内端の太陽歯車に噛合させ
、ケーシングの内周に入力軸と同心に設けた固定
内歯車と、前記出力軸の内端に固定内歯車と同心
でピツチ円径が同一である可動内歯車を設けてこ
の両内歯車を前記各遊星歯車に噛合させ、両内歯
車の歯数を遊星歯車の数だけ異ならせたことを特
徴とする減速機。 An input shaft is provided on one side wall of the casing, an output shaft is provided on the other side wall concentrically with the input shaft, a ring-shaped bearing concentric with the input shaft is integrally provided inside one side wall, and a planetary gear is attached to this bearing. a fixed internal gear provided on the inner periphery of the casing concentrically with the input shaft, a support ring rotatably mounted thereon, a plurality of planetary gears mounted on the support ring meshed with a sun gear on the inner end of the input shaft; A movable internal gear that is concentric with the fixed internal gear and has the same pitch circle diameter is provided at the inner end of the output shaft, and both internal gears mesh with each of the planetary gears, and the number of teeth of both internal gears is determined by the number of planetary gears. A speed reducer characterized by the following differences: