JPS6377469U - - Google Patents
Info
- Publication number
- JPS6377469U JPS6377469U JP16966786U JP16966786U JPS6377469U JP S6377469 U JPS6377469 U JP S6377469U JP 16966786 U JP16966786 U JP 16966786U JP 16966786 U JP16966786 U JP 16966786U JP S6377469 U JPS6377469 U JP S6377469U
- Authority
- JP
- Japan
- Prior art keywords
- permanent magnet
- rotor
- outer periphery
- rotor member
- magnetizations
- 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
- 230000005415 magnetization Effects 0.000 claims 3
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図は本考案のロータ構造の軸断面図、第２
図は本考案のロータを実装したＰＭ型ステツピン
グモータの軸断面図、第３図は従来のロータ構造
の分解斜視図。
１ａ，１ｂ……永久磁石、２ａ，２ｂ……ロー
タ部材、４ａ，４ｂ……突き当て部、５ａ，５ｂ
……固定部、６ａ，６ｂ……継鉄部、７ａ，７ｂ
……ステータ部、８ａ，８ｂ……軸受、１１ａ，
１１ｂ……永久磁石、１２……ロータ部材。
Figure 1 is an axial sectional view of the rotor structure of the present invention, Figure 2
The figure is an axial sectional view of a PM stepping motor equipped with the rotor of the present invention, and FIG. 3 is an exploded perspective view of a conventional rotor structure. 1a, 1b...Permanent magnet, 2a, 2b...Rotor member, 4a, 4b...Abutting portion, 5a, 5b
...Fixed part, 6a, 6b...Yoke part, 7a, 7b
... Stator part, 8a, 8b ... Bearing, 11a,
11b...Permanent magnet, 12...Rotor member.
Claims (1)
外周を１対のヨークによりおおわれヨーク内周面
にはくし歯状の極歯が配列されてなる第１のステ
ータ部と第１のステータ部と同様にしてなる第２
のステータ部とから構成されるステータと、外周
に複数の着磁をほどこした円筒状永久磁石とシヤ
フトとを固定するロータ部材とにより構成される
ロータとで形成されるＰＭ型ステツピングモータ
において、前記ロータは、外周に複数の着磁をほ
どこした第１の永久磁石と、該第１の永久磁石を
外周に固着する第１のロータ部材と、外周に複数
の着磁をほどこした第２の永久磁石と、該第２の
永久磁石を外周に固着する第２のロータ部材と、
前記第１のロータ部材と前記第２のロータ部材間
に間隙を有して前記第１、第２のロータ部材のそ
れぞれの中心に設けられた固定部を固着するシヤ
フトとよりなることを特徴とするステツピングモ
ータのロータ構造。 Similar to the first stator section, a ring-shaped coil is wound around a first bobbin, its outer circumference is covered by a pair of yokes, and comb-like pole teeth are arranged on the inner circumferential surface of the yoke. The second
In a PM stepping motor, the PM type stepping motor is formed of a stator configured with a stator section, and a rotor configured with a rotor member that fixes a cylindrical permanent magnet having a plurality of magnetizations on its outer periphery and a shaft, The rotor includes a first permanent magnet having a plurality of magnetizations applied to the outer periphery, a first rotor member fixing the first permanent magnet to the outer periphery, and a second permanent magnet having a plurality of magnetizations applied to the outer periphery. a permanent magnet; a second rotor member fixing the second permanent magnet to the outer periphery;
The shaft has a gap between the first rotor member and the second rotor member and fixes a fixing portion provided at the center of each of the first and second rotor members. The rotor structure of a stepping motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16966786U JPS6377469U (en) | 1986-11-05 | 1986-11-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16966786U JPS6377469U (en) | 1986-11-05 | 1986-11-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6377469U true JPS6377469U (en) | 1988-05-23 |
Family
ID=31103685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16966786U Pending JPS6377469U (en) | 1986-11-05 | 1986-11-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6377469U (en) |
-
1986
- 1986-11-05 JP JP16966786U patent/JPS6377469U/ja active Pending