JPH0397353U - - Google Patents
Info
- Publication number
- JPH0397353U JPH0397353U JP511890U JP511890U JPH0397353U JP H0397353 U JPH0397353 U JP H0397353U JP 511890 U JP511890 U JP 511890U JP 511890 U JP511890 U JP 511890U JP H0397353 U JPH0397353 U JP H0397353U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic pole
- permanent magnet
- pole core
- hole
- rotating shaft
- 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
- 230000037431 insertion Effects 0.000 claims description 2
- 238000003780 insertion Methods 0.000 claims description 2
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 1
Landscapes
- Permanent Field Magnets Of Synchronous Machinery (AREA)
Description
第１図は本考案の実施例を示す正面図で上半部
を断面にしてある。第２図は第１図のＡ−Ａ線に
沿う側断面図、第３図は磁極を軸方向に分割した
例を示す側面図、第４図はＢ−Ｂ断面図、第５図
は別の実施例を示す正断面図、第６図は磁極鉄心
の正面図、第７図は第５図のＣ−Ｃ線に沿う側断
面図、第８図は従来の例を示す正面図で上半部を
断面にしている。第９図は第８図のＤ−Ｄ線に沿
う側断面図である。
１……回転軸、２……磁極鉄心、３……通し孔
、４，４′……永久磁石、５……磁石保持片、６
……支持体、６ａ，６ｂ……端板、６ｃ……連結
部、７……磁石挿入孔、８……バランスウエイト
取付片、９……空隙、１１……回転軸、１２……
磁極鉄心、１３……切り欠き、１４……永久磁石
、１５……磁石保持片、１６……かしめ突起、１
７……支持体、１７ａ……環状部、１７ｂ……く
さびである。
FIG. 1 is a front view showing an embodiment of the present invention, with the upper half sectioned. Figure 2 is a side sectional view taken along line A-A in Figure 1, Figure 3 is a side view showing an example in which the magnetic poles are divided in the axial direction, Figure 4 is a sectional view along B-B, and Figure 5 is separate. FIG. 6 is a front view of the magnetic pole core, FIG. 7 is a side sectional view taken along line C-C in FIG. 5, and FIG. 8 is a front view of a conventional example. Half of it is a cross section. FIG. 9 is a side sectional view taken along line DD in FIG. 8. 1... Rotating shaft, 2... Magnetic pole core, 3... Through hole, 4, 4'... Permanent magnet, 5... Magnet holding piece, 6
... Support body, 6a, 6b ... End plate, 6c ... Connection part, 7 ... Magnet insertion hole, 8 ... Balance weight mounting piece, 9 ... Gap, 11 ... Rotating shaft, 12 ...
Magnetic pole core, 13...notch, 14...permanent magnet, 15...magnet holding piece, 16...caulking projection, 1
7... Support body, 17a... Annular part, 17b... Wedge.
Claims (1)
交互に周方向に配置してなる永久磁石界磁形回転
子において、磁極鉄心に通し孔を設け、回転軸を
挿通支持する両側の端板と、前記磁極鉄心の通し
孔を貫通して端板相互を連結する連結部とを一体
に形成した非磁性の支持体をそなえ、前記端板の
少なくとも一方に磁石挿入孔をそなえ、前記磁石
挿入孔から磁極鉄心相互間に軸方向から挿入固着
した永久磁石を設けたことを特徴とする永久磁石
界磁形回転子。 ２ 扇形の積層した磁極鉄心と角形の永久磁石を
交互に周方向に配置してなる永久磁石界磁形回転
子において、磁極鉄心に回転軸側で開口するくさ
び状の切り欠きを設け、回転軸を囲む環状部と、
環状部の外周に前記磁極鉄心の切り欠きに嵌合さ
せる放射方向のくさびとを一体に形成した非磁性
の支持体をそなえ、前記くさびに軸方向から嵌合
した磁極鉄心と、磁極鉄心相互間に挿入固着した
永久磁石を設けたことを特徴とする永久磁石界磁
形回転子。[Scope of Claim for Utility Model Registration] 1. In a permanent magnet field type rotor in which fan-shaped laminated magnetic pole cores and rectangular permanent magnets are arranged alternately in the circumferential direction, a through hole is provided in the magnetic pole core and the rotating shaft is A non-magnetic support body integrally formed with end plates on both sides to be inserted and supported and a connecting part that passes through the through hole of the magnetic pole core and connects the end plates to each other, and a magnet is inserted into at least one of the end plates. 1. A permanent magnet field type rotor, characterized in that a permanent magnet is provided with a hole and is inserted and fixed from the axial direction between the magnetic pole iron cores from the magnet insertion hole. 2. In a permanent magnet field type rotor in which fan-shaped laminated magnetic pole cores and rectangular permanent magnets are arranged alternately in the circumferential direction, a wedge-shaped notch that opens on the rotating shaft side is provided in the magnetic pole core, and the rotating shaft is an annular portion surrounding the
A non-magnetic support body is provided on the outer periphery of the annular portion and is integrally formed with a radial wedge that fits into the notch of the magnetic pole core, and the magnetic pole core that is fitted into the wedge from the axial direction and between the magnetic pole cores are provided. A permanent magnet field rotor characterized by having a permanent magnet inserted and fixed in the rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP511890U JPH0397353U (en) | 1990-01-23 | 1990-01-23 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP511890U JPH0397353U (en) | 1990-01-23 | 1990-01-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0397353U true JPH0397353U (en) | 1991-10-07 |
Family
ID=31508837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP511890U Pending JPH0397353U (en) | 1990-01-23 | 1990-01-23 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0397353U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994005075A1 (en) * | 1992-08-12 | 1994-03-03 | Seiko Epson Corporation | Permanent magnet rotor of brushless motor and production method thereof |
| JP2010259309A (en) * | 2008-09-30 | 2010-11-11 | Fuji Electric Holdings Co Ltd | Electromagnetic unit and ring coil motor |
| JP2013183510A (en) * | 2012-03-01 | 2013-09-12 | Hitachi Industrial Equipment Systems Co Ltd | Permanent magnet type dynamoelectric machine |
| WO2017169077A1 (en) * | 2016-03-31 | 2017-10-05 | 日本電産株式会社 | Motor |
-
1990
- 1990-01-23 JP JP511890U patent/JPH0397353U/ja active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994005075A1 (en) * | 1992-08-12 | 1994-03-03 | Seiko Epson Corporation | Permanent magnet rotor of brushless motor and production method thereof |
| EP1009085A2 (en) * | 1992-08-12 | 2000-06-14 | Seiko Epson Corporation | Permanent magnet rotor of brushless motor and production method thereof |
| EP1009085A3 (en) * | 1992-08-12 | 2001-02-21 | Seiko Epson Corporation | Permanent magnet rotor of brushless motor and production method thereof |
| JP2010259309A (en) * | 2008-09-30 | 2010-11-11 | Fuji Electric Holdings Co Ltd | Electromagnetic unit and ring coil motor |
| JP2013183510A (en) * | 2012-03-01 | 2013-09-12 | Hitachi Industrial Equipment Systems Co Ltd | Permanent magnet type dynamoelectric machine |
| WO2017169077A1 (en) * | 2016-03-31 | 2017-10-05 | 日本電産株式会社 | Motor |
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