DE60029717D1 - Harzgebundener Seltenerdmagnet, Magnetrotor, Magnetmotor und Herstellungsverfahren - Google Patents

Harzgebundener Seltenerdmagnet, Magnetrotor, Magnetmotor und Herstellungsverfahren

Info

Publication number
DE60029717D1
DE60029717D1 DE60029717T DE60029717T DE60029717D1 DE 60029717 D1 DE60029717 D1 DE 60029717D1 DE 60029717 T DE60029717 T DE 60029717T DE 60029717 T DE60029717 T DE 60029717T DE 60029717 D1 DE60029717 D1 DE 60029717D1
Authority
DE
Germany
Prior art keywords
magnet
manufacturing process
rare earth
resin bonded
rotor
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.)
Expired - Lifetime
Application number
DE60029717T
Other languages
English (en)
Other versions
DE60029717T2 (de
Inventor
Fumitoshi Yamashita
Yoshikazu Yamagata
Hiromichi Fujimoto
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE60029717D1 publication Critical patent/DE60029717D1/de
Publication of DE60029717T2 publication Critical patent/DE60029717T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0578—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together bonded together
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0266—Moulding; Pressing
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/02—Details of the magnetic circuit characterised by the magnetic material
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Methods or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Inorganic Chemistry (AREA)
  • Hard Magnetic Materials (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Permanent Magnet Type Synchronous Machine (AREA)
DE60029717T 1999-10-15 2000-10-09 Harzgebundener Seltenerdmagnet, Magnetrotor, Magnetmotor und Herstellungsverfahren Expired - Lifetime DE60029717T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP29331099 1999-10-15
JP29331099A JP2001118710A (ja) 1999-10-15 1999-10-15 希土類樹脂磁石および磁石回転子

Publications (2)

Publication Number Publication Date
DE60029717D1 true DE60029717D1 (de) 2006-09-14
DE60029717T2 DE60029717T2 (de) 2007-10-18

Family

ID=17793191

Family Applications (1)

Application Number Title Priority Date Filing Date
DE60029717T Expired - Lifetime DE60029717T2 (de) 1999-10-15 2000-10-09 Harzgebundener Seltenerdmagnet, Magnetrotor, Magnetmotor und Herstellungsverfahren

Country Status (5)

Country Link
US (1) US6387294B1 (de)
EP (1) EP1093133B1 (de)
JP (1) JP2001118710A (de)
DE (1) DE60029717T2 (de)
MY (1) MY119098A (de)

Families Citing this family (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6462448B1 (en) 2000-07-05 2002-10-08 Black & Decker Inc. Flux ring for an electric motor
JP2001355050A (ja) * 2001-06-29 2001-12-25 Sumitomo Special Metals Co Ltd Ｒ−ｔ−ｂ−ｃ系希土類磁性粉末およびボンド磁石
ES2289035T3 (es) 2001-09-06 2008-02-01 TRW AUTOMOTIVE ELECTRONICS & COMPONENTS GMBH & CO. KG Enrollador de cinturon de seguridad.
WO2005124795A1 (ja) * 2004-06-17 2005-12-29 Matsushita Electric Industrial Co., Ltd. 自己組織化希土類－鉄系ボンド磁石の製造方法とそれを用いたモータ
JP4529598B2 (ja) * 2004-09-03 2010-08-25 パナソニック株式会社 繊維強化層一体型可撓性希土類ボンド磁石
JP2008228385A (ja) * 2007-03-09 2008-09-25 Keihin Corp 内燃機関の可変動弁装置に用いられる駆動用モータ
JP5159171B2 (ja) * 2007-05-18 2013-03-06 株式会社東芝 永久磁石式回転電機
JP5692496B2 (ja) * 2010-04-28 2015-04-01 ミネベア株式会社 積層型樹脂複合磁石膜の製造方法及び径方向空隙型回転電気機械
DE102010063323A1 (de) 2010-12-17 2012-06-21 Robert Bosch Gmbh Verfahren zur Herstellung einer Maschinenkomponente für eine elektrische Maschine sowie eine Maschinenkomponente
CN104421174B (zh) * 2013-08-21 2017-07-04 台达电子工业股份有限公司 内转子式风扇
DE102013225396A1 (de) * 2013-12-10 2015-06-11 Bayerische Motoren Werke Aktiengesellschaft Elektrische Maschine mit optimierter Permanentmagnetverteilung
CN103762069B (zh) * 2014-01-06 2016-08-31 麦格昆磁（天津）有限公司 粘结磁体及其制备方法
DE102016014464A1 (de) * 2016-12-06 2018-06-07 Minebea Co., Ltd. Permanterregte elektrische Maschine
CN113437843A (zh) * 2021-07-09 2021-09-24 浙江盘毂动力科技有限公司 基于钕铁硼磁钢的转子结构及制造方法
JP2023032622A (ja) * 2021-08-27 2023-03-09 ミネベアミツミ株式会社 スピンドルモータおよびハードディスク駆動装置
CN115472370B (zh) * 2022-09-20 2023-06-13 北京大学 一种柔性永磁材料、制备方法及其在磁性生物效应产品中的应用

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5754304A (en) * 1980-09-19 1982-03-31 Seiko Epson Corp Manufacture of permanent magnet
JPS58186348A (ja) * 1982-04-26 1983-10-31 Matsushita Electric Ind Co Ltd レジンモ−ルドモ−タ
US4624945A (en) 1984-03-19 1986-11-25 Alza Corporation Dispensing system with means for increasing delivery of beneficial agent from the system
JPH0687634B2 (ja) 1986-02-24 1994-11-02 松下電器産業株式会社 永久磁石型モ−タ
JPH0642409B2 (ja) 1986-05-12 1994-06-01 松下電器産業株式会社 樹脂磁石
JPH04120162A (ja) * 1990-09-10 1992-04-21 Polyplastics Co ポリエステル樹脂組成物
JP2528574B2 (ja) 1991-08-09 1996-08-28 株式会社三協精機製作所 希土類ボンド磁石の製造方法
JP2766746B2 (ja) 1991-08-23 1998-06-18 株式会社三協精機製作所 希土類ボンド磁石
JPH05299221A (ja) 1992-01-23 1993-11-12 Nippon Steel Corp 希土類−鉄−窒素系ボンド磁石及びその製造方法
JP2778361B2 (ja) 1992-07-21 1998-07-23 日産自動車株式会社 内燃機関の燃焼制御装置
JP3288440B2 (ja) 1992-09-01 2002-06-04 新日本製鐵株式会社 Ａｌを含有する耐熱合金の接合方法ならびに接合体
JPH11283817A (ja) * 1998-03-27 1999-10-15 Seiko Epson Corp 希土類ボンド磁石および希土類ボンド磁石用組成物

Also Published As

Publication number Publication date
EP1093133B1 (de) 2006-08-02
EP1093133A3 (de) 2001-12-05
DE60029717T2 (de) 2007-10-18
JP2001118710A (ja) 2001-04-27
MY119098A (en) 2005-03-31
EP1093133A2 (de) 2001-04-18
US6387294B1 (en) 2002-05-14

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP