JPS63143065U - - Google Patents
Info
- Publication number
- JPS63143065U JPS63143065U JP3460587U JP3460587U JPS63143065U JP S63143065 U JPS63143065 U JP S63143065U JP 3460587 U JP3460587 U JP 3460587U JP 3460587 U JP3460587 U JP 3460587U JP S63143065 U JPS63143065 U JP S63143065U
- Authority
- JP
- Japan
- Prior art keywords
- rotor
- motor shaft
- rotational position
- electromagnet
- motor
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 2
- 239000000696 magnetic material Substances 0.000 claims 1
- 230000005389 magnetism Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Connection Of Motors, Electrical Generators, Mechanical Devices, And The Like (AREA)
- Permanent Field Magnets Of Synchronous Machinery (AREA)
- Brushless Motors (AREA)
Description
第1図は本考案の一実施例の側断面図、第2図
は同実施例の制御手段により回転子をモータ軸方
向に移動させた時の側断面図、第3図は同実施例
の回転数―トルク特性図、第4図は従来例のモー
タの側断面図である。
5……永久磁石、7……固定子巻線、15……
モータ軸、16……軸受部材、18……電磁石、
19……回転位置検出手段、20……制御手段、
21……回転子、22……固定子。
Fig. 1 is a side sectional view of an embodiment of the present invention, Fig. 2 is a side sectional view when the rotor is moved in the motor shaft direction by the control means of the same embodiment, and Fig. 3 is a side sectional view of the embodiment. The rotation speed-torque characteristic diagram, FIG. 4, is a side sectional view of a conventional motor. 5... Permanent magnet, 7... Stator winding, 15...
Motor shaft, 16...bearing member, 18...electromagnet,
19... Rotational position detection means, 20... Control means,
21...Rotor, 22...Stator.
Claims (1)
し、第1の平面部に所定の極数の着磁が施され、
第2の平面部に磁性材料製のバツクヨークが配さ
れた円環状または円板状の永久磁石を含めてなる
回転子と、その回転子の第1の平面部に対向して
固定子巻線が固定子平板上に施された固定子と、
前記モータ軸を回転摺動自在に支承する軸受部材
と、前記モータ軸の周囲に配設し前記回転子を前
記モータ軸方向に移動せしめる電磁石と、前記永
久磁石の磁気量を検出することにより前記回転子
の回転位置を検出する回転位置検出手段と、前記
回転位置検出手段により得られる電気信号に応じ
て前記電磁石の電磁力を変化させて前記回転子を
モータ軸方向に移動させる制御手段とを具備した
ことを特徴とするモータ。 a motor shaft, which rotates integrally with the motor shaft, and has a first plane portion magnetized with a predetermined number of poles;
A rotor including an annular or disc-shaped permanent magnet with a back yoke made of a magnetic material arranged on a second plane part, and a stator winding facing the first plane part of the rotor. A stator mounted on a stator plate,
A bearing member rotatably and slidably supports the motor shaft, an electromagnet disposed around the motor shaft to move the rotor in the direction of the motor shaft, and an electromagnet by detecting the amount of magnetism of the permanent magnet. a rotational position detection means for detecting the rotational position of the rotor; and a control means for changing the electromagnetic force of the electromagnet in accordance with an electric signal obtained by the rotational position detection means to move the rotor in the motor axial direction. A motor characterized by:
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3460587U JPH0635654Y2 (en) | 1987-03-10 | 1987-03-10 | Motor |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP3460587U JPH0635654Y2 (en) | 1987-03-10 | 1987-03-10 | Motor |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63143065U true JPS63143065U (en) | 1988-09-20 |
JPH0635654Y2 JPH0635654Y2 (en) | 1994-09-14 |
Family
ID=30843319
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP3460587U Expired - Lifetime JPH0635654Y2 (en) | 1987-03-10 | 1987-03-10 | Motor |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0635654Y2 (en) |
-
1987
- 1987-03-10 JP JP3460587U patent/JPH0635654Y2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH0635654Y2 (en) | 1994-09-14 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPH02114373U (en) | ||
JPS63143065U (en) | ||
JP2657659B2 (en) | Hybrid type stepping motor with built-in magnetic sensor | |
JPS63172279U (en) | ||
JPS6026545Y2 (en) | small flat motor | |
JPS61185276U (en) | ||
JPS6450674U (en) | ||
JPH01146014U (en) | ||
JPS6412495U (en) | ||
JPH01134977U (en) | ||
JPH01157575U (en) | ||
JPH02118467U (en) | ||
JPH0435676U (en) | ||
JPS62195372U (en) | ||
JPH0417676U (en) | ||
JPS6351582U (en) | ||
JPS6374546U (en) | ||
JPS6254578U (en) | ||
JPS6284363U (en) | ||
JPS6251975U (en) | ||
JPS63191871U (en) | ||
JPH02136474U (en) | ||
JPS61149971U (en) | ||
JPH0275976U (en) | ||
JPS61114977U (en) |