JPH0425037U - - Google Patents
Info
- Publication number
- JPH0425037U JPH0425037U JP6648090U JP6648090U JPH0425037U JP H0425037 U JPH0425037 U JP H0425037U JP 6648090 U JP6648090 U JP 6648090U JP 6648090 U JP6648090 U JP 6648090U JP H0425037 U JPH0425037 U JP H0425037U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic
- drive member
- rotation shaft
- drive
- operating surfaces
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000006249 magnetic particle Substances 0.000 claims description 6
- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims description 2
- 230000005284 excitation Effects 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 1
Landscapes
- Dynamo-Electric Clutches, Dynamo-Electric Brakes (AREA)
- Braking Arrangements (AREA)
Description
第１図ａはこの考案の一実施例による磁性粒子
式電磁連結装置の構成を示す半裁断面図、第１図
ｂは同上実施例の漏洩磁束の動作説明図、第２図
ａは従来の磁性粒子式電磁連結装置の構成を示す
断面図、第２図ｂは第２図ａの磁性粒子式電磁連
結装置の漏洩磁束の動作説明図である。
１……駆動回転軸、２……ドライブメンバ、２
ａ，１１ａ……対向部、２ｂ……プレート部、３
ａ，３ｂ……磁性層、５……ブラケツト、６……
ステータ、８ａ，８ｂ……検出コイル、１０……
励磁コイル、１１……ドリブメンバ、１２……磁
性粒子、１６……被駆動回転軸。なお、図中、同
一符号は同一、または相当部分を示す。
Fig. 1a is a half-cut sectional view showing the configuration of a magnetic particle type electromagnetic coupling device according to an embodiment of this invention, Fig. 1b is an explanatory diagram of the leakage magnetic flux operation of the same embodiment, and Fig. 2a is a conventional magnetic coupling device. FIG. 2b is a sectional view showing the configuration of the particle type electromagnetic coupling device, and is an explanatory diagram of the leakage magnetic flux operation of the magnetic particle type electromagnetic coupling device of FIG. 2a. 1... Drive rotation shaft, 2... Drive member, 2
a, 11a... Opposing part, 2b... Plate part, 3
a, 3b...Magnetic layer, 5...Bracket, 6...
Stator, 8a, 8b...detection coil, 10...
Excitation coil, 11...drib member, 12...magnetic particles, 16...driven rotating shaft. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
されかつ動作面が磁性材で形成されドライブメン
バと、非磁性材で形成され上記駆動回転軸を回転
自在に支承するブラケツトと、上記ドライブメン
バの動作面と動作面が空隙をもつて対向され負荷
側に上記駆動回転軸側の駆動力を伝達するドリブ
メンバと、上記ドライブメンバと上記ドリブメン
バの両動作面間の空隙内に充填され、磁化時に上
記ドライブメンバと上記ドリブメンバの各動作面
間を動力的に連結する磁性粒子と、この磁性粒子
を励磁する励磁コイルと、上記駆動回転軸に取り
付けられトルクによる歪に応じて磁気的変化を生
じる磁性層と、この磁性層の磁気的変化を磁気的
インピーダンスの変化として検出する検出コイル
とを備えた磁性粒子式電磁連結装置。 A drive member whose portion connected to the drive rotation shaft is made of a non-magnetic material and whose operating surface is made of a magnetic material; a bracket made of a non-magnetic material and which rotatably supports the drive rotation shaft; and the drive member. A drive member whose operating surfaces face each other with an air gap and transmits the driving force of the drive rotation shaft side to the load side, and the air gap between the operating surfaces of the drive member and the drive member is filled, and when magnetized, Magnetic particles that dynamically connect the operating surfaces of the drive member and the drive member, an excitation coil that excites the magnetic particles, and a magnet that is attached to the drive rotation shaft and causes magnetic changes in response to strain caused by torque. A magnetic particle type electromagnetic coupling device comprising a magnetic layer and a detection coil that detects a magnetic change in the magnetic layer as a change in magnetic impedance.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6648090U JPH0425037U (en) | 1990-06-22 | 1990-06-22 | |
| DE4120243A DE4120243C2 (en) | 1990-06-20 | 1991-06-19 | Magnetic powder clutch |
| US07/717,570 US5137128A (en) | 1990-06-20 | 1991-06-19 | Magnetic particle type electromagnetic clutch with torque detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP6648090U JPH0425037U (en) | 1990-06-22 | 1990-06-22 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0425037U true JPH0425037U (en) | 1992-02-28 |
Family
ID=31599241
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP6648090U Pending JPH0425037U (en) | 1990-06-20 | 1990-06-22 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0425037U (en) |
-
1990
- 1990-06-22 JP JP6648090U patent/JPH0425037U/ja active Pending
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