JPH0217970U - - Google Patents
Info
- Publication number
- JPH0217970U JPH0217970U JP9568188U JP9568188U JPH0217970U JP H0217970 U JPH0217970 U JP H0217970U JP 9568188 U JP9568188 U JP 9568188U JP 9568188 U JP9568188 U JP 9568188U JP H0217970 U JPH0217970 U JP H0217970U
- Authority
- JP
- Japan
- Prior art keywords
- rotor shaft
- brake motor
- elastic body
- utility
- model registration
- 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
- 239000000314 lubricant Substances 0.000 claims description 2
- 238000004804 winding Methods 0.000 claims description 2
- 229920000459 Nitrile rubber Polymers 0.000 claims 1
- 230000006698 induction Effects 0.000 claims 1
- 229920003051 synthetic elastomer Polymers 0.000 claims 1
- 239000005061 synthetic rubber Substances 0.000 claims 1
- 239000003990 capacitor Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
Description
第１図は本考案によるブレーキモータの構造を
示す断面図ａと、摩擦部材の実施例を示す要部拡
大断面図ｂ，ｃ，ｄで、第２図は従来技術による
ブレーキモータの構造を示す断面図で、第３図は
ブレーキモータを運転する回路図であり、第４図
は従来技術によるブレーキモータと、本考案によ
るものとの夫々の運転時間の経過に対するブレー
キトルクの変化を示した実験データである。
符号の説明、１…固定子ハウジング、１―１…
軸受ハウジング、２…固定子鉄芯、３…固定子巻
線、４，４…軸受、５…回転子軸、６…回転子、
７…ブレーキ板、５…回転子軸、６…回転子、７
…ブレーキ板、８…ブラシ、９…スプリング、１
０…摩擦部材、１０―１，１０―３，１０―６…
円板部、１０―４，１０―５…円錐形を部分切断
した形状の摩擦部材、１０―２…円板の孔部の内
縁、１１…潤滑材、Ｓ…スイツチ、Ｃ…コンデン
サ。
Fig. 1 is a sectional view a showing the structure of a brake motor according to the present invention, and enlarged sectional views b, c, and d of main parts showing an embodiment of the friction member, and Fig. 2 shows the structure of a brake motor according to the prior art. In the cross-sectional views, FIG. 3 is a circuit diagram for operating the brake motor, and FIG. 4 is an experiment showing changes in brake torque over time for the brake motor according to the prior art and the brake motor according to the present invention. It is data. Explanation of symbols, 1... Stator housing, 1-1...
Bearing housing, 2... Stator core, 3... Stator winding, 4, 4... Bearing, 5... Rotor shaft, 6... Rotor,
7...Brake plate, 5...Rotor shaft, 6...Rotor, 7
...Brake plate, 8...Brush, 9...Spring, 1
0...Friction member, 10-1, 10-3, 10-6...
Disk portion, 10-4, 10-5...Friction member having a partially cut conical shape, 10-2...Inner edge of hole in disk, 11...Lubricant, S...Switch, C...Capacitor.
Claims (1)
篭形回転子とを有する小形誘導電動機の回転子に
、常時摩擦ブレーキを作用せしめた構造のブレー
キモータにおいて、 固定子の軸受ハウジングに、弾性体で形成され
其の内径部に回転子軸の外径より僅かに小径の孔
を設けた円板状の摩擦部材を、前記の孔が回転子
軸の外径に圧接するように配設したことを特徴と
するブレーキモータ。 (2) 弾性体で形成された複数個の円板状摩擦部
材を軸方向に離間して設けた事を特徴とする実用
新案登録請求の範囲第１項に記載のブレーキモー
タ。 (3) 弾性体で形成され、円錐形を部分切断した
形状の複数個の摩擦部材を、夫々の大径部分を円
板状部材と一体的に接合し小径部分を軸方向に離
間して設け、夫々の小径部の内縁を回転子軸に圧
接した構造を特徴とする実用新案登録請求の範囲
第１項に記載のブレーキモータ。 (4) 回転子軸と、該回転子軸に圧接された複数
個の摩擦部材とで形成された空間に潤滑材を封入
した構造を特徴とする実用新案登録請求の範囲第
２項、第３項に記載のブレーキモータ。 (5) 弾性体で形成された摩擦部材がニトリルゴ
ム等の合成ゴムで形成されていることを特徴とす
る実用新案登録請求の範囲第１項、第２項、第３
項、及び第４項に記載のブレーキモータ。[Claims for Utility Model Registration] (1) A stator equipped with a winding excited by alternating current;
In a brake motor having a structure in which a friction brake is constantly applied to the rotor of a small induction motor having a cage-shaped rotor, the bearing housing of the stator is formed of an elastic body and has an inner diameter part that is connected to the outside of the rotor shaft. A brake motor characterized in that a disc-shaped friction member having a hole slightly smaller in diameter than the rotor shaft is disposed such that the hole comes into pressure contact with the outer diameter of a rotor shaft. (2) The brake motor according to claim 1 of the utility model registration, characterized in that a plurality of disc-shaped friction members made of an elastic body are provided spaced apart in the axial direction. (3) A plurality of friction members made of an elastic body and having a partially cut conical shape are provided with their large diameter portions integrally joined to a disc-shaped member and their small diameter portions spaced apart in the axial direction. , a brake motor according to claim 1, characterized in that the inner edge of each small diameter portion is pressed against the rotor shaft. (4) Utility model registration claims 2 and 3 characterized by a structure in which a lubricant is sealed in a space formed by a rotor shaft and a plurality of friction members pressed against the rotor shaft. The brake motor described in section. (5) Utility model registration claims 1, 2, and 3 characterized in that the friction member made of an elastic body is made of synthetic rubber such as nitrile rubber.
The brake motor according to Items 1 and 4.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9568188U JPH0217970U (en) | 1988-07-21 | 1988-07-21 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9568188U JPH0217970U (en) | 1988-07-21 | 1988-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0217970U true JPH0217970U (en) | 1990-02-06 |
Family
ID=31320377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9568188U Pending JPH0217970U (en) | 1988-07-21 | 1988-07-21 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0217970U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04221532A (en) * | 1990-03-19 | 1992-08-12 | General Electric Co <Ge> | Highly accurate x-ray collimator |
-
1988
- 1988-07-21 JP JP9568188U patent/JPH0217970U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04221532A (en) * | 1990-03-19 | 1992-08-12 | General Electric Co <Ge> | Highly accurate x-ray collimator |
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