JPS60108830U

JPS60108830U - Magnetic particle type electromagnetic coupling device

Info

Publication number: JPS60108830U
Application number: JP20212383U
Authority: JP
Inventors: 良介沖田; 岡本　清秀
Original assignee: 三菱電機株式会社
Priority date: 1983-12-27
Filing date: 1983-12-27
Publication date: 1985-07-24
Also published as: JPH0227220Y2

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

[Brief explanation of drawings]

第１図、第２図はこの考案の各々一実施例を示す断面図
である。図において、１はドライブメンバ、２はドリブ
ンメンバ、３は磁性粒子、５は電磁コイル、６は出力軸
、６ａは大川スプライン、１４はプレート、１６は板部
材、１０７はグリースである。尚、図中、同一符号は同
−又は相当部分を示す。補正　昭５９．９．２０実用新案登録請求の範囲を次のように補正する。Ｏ実用新案登録請求の範囲（１）磁性粒子が封入された連結空隙を介して対向する
第１、第２蓮結主体、上記連結空隙に磁束を通流させ、
上記磁性粒子を磁化して上記第１、第２連結主体を連結
させる電磁コイル、上記第２連結主体にトルク伝達可能
に結合され、内周の一部にスプライン結合部を有する円
筒状の出力軸、上記第１連結主体の片方側面に固着され
、内周部に上記出力軸と対向する間隙を有する円板状の
プレート及び上記プレートと出力軸が対向する間隙部よ
りも、外側に突出し、内径が上記出力軸のスプラインの
小径よりも小さい開口部を有し、上記出力軸に一体的に
形成された円筒状部材を備えた事を特長とする磁性粒子
式電磁連結装置。（２）円筒状部材を抜板よりプレス加工により形成し、
上記出力軸と密封状態で一体的に形成した事を特長とす
る実用新案登録請求の範囲第１項記載の磁性粒子式電磁
連結装置。（３）　　円筒状部材と上記出力軸との一体的形成手段
として、電子ビーム溶接法を用いた事を特長と　　　　
、する実用新案登録請求の範囲第１項又は第２項記載の
磁性粒子式電磁連結装置。FIGS. 1 and 2 are sectional views showing one embodiment of this invention. In the figure, 1 is a drive member, 2 is a driven member, 3 is a magnetic particle, 5 is an electromagnetic coil, 6 is an output shaft, 6a is an Okawa spline, 14 is a plate, 16 is a plate member, and 107 is grease. In the drawings, the same reference numerals indicate the same or corresponding parts. Amendment September 20, 1982 The scope of claims for utility model registration is amended as follows. O Utility Model Registration Claims (1) First and second lotus bodies facing each other via a connecting gap in which magnetic particles are enclosed, a magnetic flux flowing through the connecting gap,
an electromagnetic coil that magnetizes the magnetic particles to connect the first and second connecting bodies; a cylindrical output shaft that is coupled to the second connecting body so as to transmit torque and has a spline joint on a part of the inner circumference; , a disk-shaped plate fixed to one side surface of the first connecting body and having a gap in the inner circumference facing the output shaft; and a disk-shaped plate that protrudes outward from the gap where the plate and the output shaft face each other, and has an inner diameter. A magnetic particle type electromagnetic coupling device characterized in that the magnetic particle type electromagnetic coupling device includes a cylindrical member integrally formed with the output shaft and having an opening smaller than the small diameter of the spline of the output shaft. (2) Forming a cylindrical member by pressing from a punched plate,
The magnetic particle type electromagnetic coupling device according to claim 1, which is characterized by being formed integrally with the output shaft in a sealed state. (3) A feature is that electron beam welding is used as a means of integrally forming the cylindrical member and the output shaft.
A magnetic particle type electromagnetic coupling device according to claim 1 or 2 of the utility model registration claim.

Claims

[Scope of utility model registration request]

(1) First and second connecting bodies facing each other via a connecting gap in which magnetic particles are enclosed, passing a magnetic flux through the connecting gap, solidifying the magnetic particles, and connecting the first and second connecting bodies. an electromagnetic coil to be coupled; a cylindrical output shaft that is coupled to the second coupling body in a torque-transmissible manner and has a spline joint on a part of its inner periphery; a disc-shaped plate having a gap that faces the output shaft; and an opening that protrudes outward from the gap where the plate and the output shaft face each other and has an inner diameter smaller than the small diameter of the spline of the output shaft. , a magnetic particle type electromagnetic coupling device characterized by comprising a cylindrical member integrally formed with the output shaft. .

(2) Forming a cylindrical member by pressing from a punched plate,
The magnetic particle type electromagnetic coupling device according to claim 1, which is characterized by being formed integrally with the output shaft in a sealed state.

(3) The magnetic particle type electromagnetic coupling according to claim 1 or 2 of the utility model registration claim characterized in that an electron beam welding method is used as a means for integrally forming the cylindrical member and the output shaft. Device.