JPS5822520U

JPS5822520U - Sealing device for deep groove ball bearings

Info

Publication number: JPS5822520U
Application number: JP11749181U
Authority: JP
Inventors: 竹内　正道; 辻本　明人; 胡内　一晃
Original assignee: 光洋精工株式会社; トヨタ自動車工業株式会社
Priority date: 1981-08-06
Filing date: 1981-08-06
Publication date: 1983-02-12

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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

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

第１図および第２図はそれぞれ従来軸受の密封装置の縦
断面図の半部、第３図、第４図および第５図はそれぞれ
この考案の実施例の縦断面図、第６図は第１図の、第７
図は第２図の、第８図は第３図乃至第１図のそれぞれシ
ールリップのシメシロ分布図である。１・・・外輪、２・・・内輪、ｌｂ、　　２Ｃ・・・円
弧面、５・・・シール部材、５ａ・・・シールリップ。 −１６図　　（＊ｉＪｊ、ユ１ ”ｊｌFIGS. 1 and 2 are half longitudinal sectional views of a conventional bearing sealing device, FIGS. 3, 4, and 5 are longitudinal sectional views of an embodiment of this invention, and FIG. Figure 1, 7th
This figure is a distribution map of the seal lip of FIG. 2, and FIG. 8 is a distribution diagram of the seal lip of FIG. 3 to FIG. 1, respectively. DESCRIPTION OF SYMBOLS 1... Outer ring, 2... Inner ring, lb, 2C... Arc surface, 5... Seal member, 5a... Seal lip. -Figure 16 (*iJj, Yu1 ”jl

Claims

【実用新案登録請求の範囲】[Scope of utility model registration request]

一方の軌道輪の内周両端部または外周両端部にシール部
材を嵌着固定し、該各シール部材のシールリップを他方
の軌道輪の外周面または内周面にそれぞれ摺接させて軸
受内部を密封する深溝形玉軸受の密封装置において、前
記シール部材のシールリップが摺接する前記他方の軌道
輪の外周面または内周面のシールリップ摺接面を、該摺
接面に対するシールリップ先端の接触点から軸受中心ま
での距離を半径としかつ軸受中心を中心とする円弧面に
形成したことを特徴とする深溝形玉軸受の密封装置。Seal members are fitted and fixed to both ends of the inner circumference or both ends of the outer circumference of one raceway ring, and the seal lips of each seal member are brought into sliding contact with the outer circumference surface or the inner circumference surface of the other raceway ring, respectively, to seal the inside of the bearing. In a sealing device for a deep groove ball bearing, the seal lip sliding surface of the outer peripheral surface or the inner peripheral surface of the other bearing ring, which the seal lip of the sealing member slides on, is brought into contact with the sliding contact surface of the seal lip tip. A sealing device for a deep groove ball bearing, characterized in that the radius is the distance from a point to the center of the bearing, and the sealing device is formed into an arcuate surface centered at the center of the bearing.