JPH0443373U - - Google Patents
Info
- Publication number
- JPH0443373U JPH0443373U JP8359090U JP8359090U JPH0443373U JP H0443373 U JPH0443373 U JP H0443373U JP 8359090 U JP8359090 U JP 8359090U JP 8359090 U JP8359090 U JP 8359090U JP H0443373 U JPH0443373 U JP H0443373U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- yoke
- rotor magnet
- base plate
- rotation sensor
- 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
Description
第１図は本考案の第１実施例によるモータの断
面図、第２図は第１実施例のステータ組立品の一
部切欠斜視図、第３図Ａは第１実施例のモータの
要部概略斜視図、同図Ｂはその要部拡大平面図、
第４図は本考案の第２実施例によるモータの断面
図、第５図は外ヨークの他の実施例の斜視図、第
６図は同じく外ヨークの他の実施例の展開図、第
７図Ａは外ヨークを用いないタイプの実施例の内
ヨークの断面図、同図Ｂはその磁極歯列の展開図
である。
１……カツプ状ケース、２……ロータ磁石、３
……ロータ軸、５……内ヨーク、５ａ……フラン
ジ、５ｂ……スリツト、６……外ヨーク、７……
半割ボビン、８……コイル、９……軸受、１０…
…ベースプレート、１１……ネジ、１２……コイ
ル線端、１３……配線パターン、１３ａ，１３ｂ
……ランド部、１４……端子部、１５……止め輪
、１６……平座金、１７……バネ座金、２０……
回転センサ、２１……配線パターン、２２，２３
……ランド部、３１……カバー。
FIG. 1 is a sectional view of a motor according to a first embodiment of the present invention, FIG. 2 is a partially cutaway perspective view of a stator assembly of the first embodiment, and FIG. 3A is a main part of the motor of the first embodiment. A schematic perspective view, Figure B is an enlarged plan view of the main part,
4 is a sectional view of a motor according to a second embodiment of the present invention, FIG. 5 is a perspective view of another embodiment of the outer yoke, FIG. 6 is a developed view of another embodiment of the outer yoke, and FIG. Figure A is a sectional view of the inner yoke of an embodiment that does not use an outer yoke, and Figure B is a developed view of its magnetic pole tooth row. 1...Cup-shaped case, 2...Rotor magnet, 3
...Rotor shaft, 5...Inner yoke, 5a...Flange, 5b...Slit, 6...Outer yoke, 7...
Half bobbin, 8... Coil, 9... Bearing, 10...
... Base plate, 11 ... Screw, 12 ... Coil wire end, 13 ... Wiring pattern, 13a, 13b
... Land part, 14 ... Terminal part, 15 ... Retaining ring, 16 ... Plain washer, 17 ... Spring washer, 20 ...
Rotation sensor, 21... Wiring pattern, 22, 23
...Land Department, 31...Cover.
Claims (1)
る円筒形のステータヨークと、この内ヨークの中
心穴に軸受を介して回転自在に支持されたロータ
軸と、このロータ軸に固着されたカツプ状ケース
と、このケースの内周面に固着され、前記ヨーク
の外周に位置して前記磁極歯列に内周磁極面が対
向するリング状のロータ磁石と、前記ヨークの一
端部に固着されたベースプレートと、このベース
プレートに取付けられ、前記ロータ磁石の外周面
に対向してその磁極列を検知する磁気式の回転セ
ンサとを備えたことを特徴とする回転センサ付き
永久磁石形ステツピングモータ。 A cylindrical stator yoke with a built-in excitation coil and a magnetic pole tooth row on its outer circumferential surface, a rotor shaft rotatably supported in the center hole of this inner yoke via a bearing, and a cup fixed to this rotor shaft. a ring-shaped rotor magnet fixed to the inner circumferential surface of the case, located on the outer circumference of the yoke and having an inner circumferential magnetic pole surface facing the magnetic pole tooth row; and a ring-shaped rotor magnet fixed to one end of the yoke. A permanent magnet type stepping motor with a rotation sensor, comprising: a base plate; and a magnetic rotation sensor attached to the base plate and facing the outer peripheral surface of the rotor magnet to detect the magnetic pole array thereof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8359090U JPH0443373U (en) | 1990-08-09 | 1990-08-09 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8359090U JPH0443373U (en) | 1990-08-09 | 1990-08-09 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0443373U true JPH0443373U (en) | 1992-04-13 |
Family
ID=31631383
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8359090U Pending JPH0443373U (en) | 1990-08-09 | 1990-08-09 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0443373U (en) |
-
1990
- 1990-08-09 JP JP8359090U patent/JPH0443373U/ja active Pending