JPS59108786U

JPS59108786U - Swing drive device for cranes, etc.

Info

Publication number: JPS59108786U
Application number: JP154883U
Authority: JP
Inventors: 桑原　紘一郎
Original assignee: 石川島播磨重工業株式会社
Priority date: 1983-01-10
Filing date: 1983-01-10
Publication date: 1984-07-21

Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

[Brief explanation of the drawing]

第１図は従来のクレーン等の旋回駆動装置の説明図、第
２図は本考案のクレーン等の旋回駆動装置の説明図、第
３図は第２図の■−■方向矢視図である。図中１は固定フレーム、２は旋回ベアリング、−３は内
輪、４は外輪、５は旋回フレーム、６は旋回モータ、１
２は太陽回転体、１４は遊星回転体を示す。FIG. 1 is an explanatory diagram of a conventional swing drive device for a crane, etc., FIG. 2 is an explanatory diagram of a swing drive device for a crane, etc. of the present invention, and FIG. 3 is a view taken in the direction of the ■-■ arrow in FIG. 2. . In the figure, 1 is a fixed frame, 2 is a swing bearing, -3 is an inner ring, 4 is an outer ring, 5 is a swing frame, 6 is a swing motor, 1
2 is a solar rotating body, and 14 is a planetary rotating body.

Claims

[Scope of utility model registration request]

The inner ring of the swing bearing is fixed to the fixed frame, and the swing frame is fixed to the outer ring of the swing bearing, and the swing frame is fixed between the inner periphery of the swing frame and the sun rotating body, which is fixed to the output shaft of the swing prime mover disposed on the swing frame. A swing drive device for a crane or the like, characterized in that a planetary rotating body made of a tire is pivotally mounted to a frame and comes into contact with both the outer circumference of the solar rotating body and the inner circumference of an inner ring of a swing bearing.