JPH031665U - - Google Patents
Info
- Publication number
- JPH031665U JPH031665U JP6046489U JP6046489U JPH031665U JP H031665 U JPH031665 U JP H031665U JP 6046489 U JP6046489 U JP 6046489U JP 6046489 U JP6046489 U JP 6046489U JP H031665 U JPH031665 U JP H031665U
- Authority
- JP
- Japan
- Prior art keywords
- magnetic material
- permanent magnet
- rotor
- magnet rotor
- segment
- 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
- 239000011347 resin Substances 0.000 claims description 8
- 229920005989 resin Polymers 0.000 claims description 8
- 239000000696 magnetic material Substances 0.000 claims description 5
- 210000000078 claw Anatomy 0.000 claims description 3
- 229920001187 thermosetting polymer Polymers 0.000 claims description 3
- 238000000465 moulding Methods 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Description
第１図は、請求項(1)記載の考案の一実施例を
示す縦断面図、第２図は、その分解斜視図、第３
図は、その樹脂の流れを示す部分拡大図、第４図
は、請求項(2)記載の考案の一実施例を示す縦断
面図、第５図は、その分解斜視図、第６図ａ，ｂ
は、その樹脂の流れを示す部分拡大図、第７図は
、一般例を示す斜視図、第８図は、従来例を示す
部分的に切欠いた斜視図、第９図は、その樹脂の
流れを示す縦断面図、第１０図は、その部分拡大
図である。
１……永久磁石回転子、２……回転子軸、３…
…ヨーク、４ａ乃至４ｄ……セグメント磁石、５
，１５……非磁性材料製円板、５ａ，１５ａ……
環状爪、６……熱硬化性樹脂の成形樹脂層。
FIG. 1 is a longitudinal cross-sectional view showing an embodiment of the invention as claimed in claim (1), FIG. 2 is an exploded perspective view thereof, and FIG.
The figure is a partially enlarged view showing the flow of the resin, FIG. 4 is a longitudinal cross-sectional view showing an embodiment of the invention as claimed in claim (2), FIG. 5 is an exploded perspective view thereof, and FIG. 6 a ,b
is a partially enlarged view showing the flow of the resin, FIG. 7 is a perspective view showing a general example, FIG. 8 is a partially cutaway perspective view showing a conventional example, and FIG. 9 is a flow of the resin. FIG. 10 is a partially enlarged view of the vertical cross-sectional view. 1...Permanent magnet rotor, 2...Rotor shaft, 3...
...Yoke, 4a to 4d...Segment magnet, 5
, 15... Disk made of non-magnetic material, 5a, 15a...
Annular claw, 6... Molded resin layer of thermosetting resin.
Claims (1)
回転子軸の外周に固着された磁性材料製ヨークの
外周面と放射状に突設される保持突起の側面とに
より形成されるスペース内に収容し、しかもセグ
メント磁石及びヨークの軸方向両外側面に、保持
突起の外径に略等しいか若干小さい外径の非磁性
材料製円板を位置させ、円板の軸方向外側面と、
これに連続した外周面及びセグメント磁石と保持
突起との隙間に、熱硬化性樹脂の成形樹脂層を形
成してなる永久磁石回転子において、 非磁性材料製円板を、その外周部の外方側に面
取り又はＲ形状を有し、かつ外周部に内方に突出
する環状爪を連設してなる形状にしたことを特徴
とする永久磁石回転子。 (2) 非磁性材料製円板の環状爪は、熱硬化性樹
脂の成形圧力を受けたとき、内方に撓み得るよう
形成されていることを特徴とする請求項(1)記載
の永久磁石回転子。[Scope of claim for utility model registration] (1) A plurality of segment magnets in the shape of an arc plate,
The segment magnets are housed in a space formed by the outer peripheral surface of a yoke made of magnetic material fixed to the outer periphery of the rotor shaft and the side surfaces of the holding protrusions that protrude radially. , a disk made of a non-magnetic material having an outer diameter approximately equal to or slightly smaller than the outer diameter of the holding protrusion is positioned, and the outer surface of the disk in the axial direction,
In a permanent magnet rotor in which a molded resin layer of thermosetting resin is formed on the continuous outer circumferential surface and in the gap between the segment magnet and the holding protrusion, a disc made of a non-magnetic material is placed outside the outer circumference of the permanent magnet rotor. A permanent magnet rotor characterized by having a chamfered or rounded side and an annular claw protruding inwardly provided on the outer periphery. (2) The permanent magnet according to claim (1), wherein the annular claw of the disc made of a non-magnetic material is formed so as to be able to bend inward when subjected to molding pressure of the thermosetting resin. rotor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989060464U JP2526135Y2 (en) | 1989-05-25 | 1989-05-25 | Permanent magnet rotor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989060464U JP2526135Y2 (en) | 1989-05-25 | 1989-05-25 | Permanent magnet rotor |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH031665U true JPH031665U (en) | 1991-01-09 |
| JP2526135Y2 JP2526135Y2 (en) | 1997-02-19 |
Family
ID=31587850
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989060464U Expired - Lifetime JP2526135Y2 (en) | 1989-05-25 | 1989-05-25 | Permanent magnet rotor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2526135Y2 (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006158092A (en) * | 2004-11-29 | 2006-06-15 | Nidec Shibaura Corp | Rotor of motor |
| JP2013150494A (en) * | 2012-01-23 | 2013-08-01 | Aisan Ind Co Ltd | Brushless motor |
| JP2015126563A (en) * | 2013-12-25 | 2015-07-06 | 株式会社マキタ | Electric tool |
| US9246365B2 (en) | 2012-01-23 | 2016-01-26 | Aisan Kogyo Kabushiki Kaisha | Regulation of permanent magnet motion in a brushless motor |
| KR20180080733A (en) * | 2017-01-04 | 2018-07-13 | 한국수력원자력 주식회사 | Device and method for assembling and disassembling coupling |
| JP2019122084A (en) * | 2017-12-28 | 2019-07-22 | アダマンド並木精密宝石株式会社 | Rotor for motor and motor |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58186782U (en) * | 1982-06-07 | 1983-12-12 | 澤藤電機株式会社 | Flywheel magnet generator rotor |
| JPS6364556A (en) * | 1986-09-03 | 1988-03-23 | Toshiba Corp | Manufacture of rotor with permanent magnet |
-
1989
- 1989-05-25 JP JP1989060464U patent/JP2526135Y2/en not_active Expired - Lifetime
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58186782U (en) * | 1982-06-07 | 1983-12-12 | 澤藤電機株式会社 | Flywheel magnet generator rotor |
| JPS6364556A (en) * | 1986-09-03 | 1988-03-23 | Toshiba Corp | Manufacture of rotor with permanent magnet |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006158092A (en) * | 2004-11-29 | 2006-06-15 | Nidec Shibaura Corp | Rotor of motor |
| JP4559831B2 (en) * | 2004-11-29 | 2010-10-13 | 日本電産シバウラ株式会社 | Motor rotor |
| JP2013150494A (en) * | 2012-01-23 | 2013-08-01 | Aisan Ind Co Ltd | Brushless motor |
| US9246365B2 (en) | 2012-01-23 | 2016-01-26 | Aisan Kogyo Kabushiki Kaisha | Regulation of permanent magnet motion in a brushless motor |
| JP2015126563A (en) * | 2013-12-25 | 2015-07-06 | 株式会社マキタ | Electric tool |
| KR20180080733A (en) * | 2017-01-04 | 2018-07-13 | 한국수력원자력 주식회사 | Device and method for assembling and disassembling coupling |
| JP2019122084A (en) * | 2017-12-28 | 2019-07-22 | アダマンド並木精密宝石株式会社 | Rotor for motor and motor |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2526135Y2 (en) | 1997-02-19 |
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