JP5929561B2 - 電動回転機およびその製造方法 - Google Patents

電動回転機およびその製造方法 Download PDF

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Publication number
JP5929561B2
JP5929561B2 JP2012147208A JP2012147208A JP5929561B2 JP 5929561 B2 JP5929561 B2 JP 5929561B2 JP 2012147208 A JP2012147208 A JP 2012147208A JP 2012147208 A JP2012147208 A JP 2012147208A JP 5929561 B2 JP5929561 B2 JP 5929561B2
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JP
Japan
Prior art keywords
rotor
magnet
permanent magnet
magnetized
rotating machine
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 - Fee Related
Application number
JP2012147208A
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English (en)
Japanese (ja)
Other versions
JP2014011890A5 (enExample
JP2014011890A (ja
Inventor
柴田　由之
由之 柴田
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.)
JTEKT Corp
Original Assignee
JTEKT Corp
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 JTEKT Corp filed Critical JTEKT Corp
Priority to JP2012147208A priority Critical patent/JP5929561B2/ja
Priority to US13/919,392 priority patent/US9515527B2/en
Priority to CN201310240750.1A priority patent/CN103516080B/zh
Priority to EP13173245.5A priority patent/EP2680403B1/en
Publication of JP2014011890A publication Critical patent/JP2014011890A/ja
Publication of JP2014011890A5 publication Critical patent/JP2014011890A5/ja
Application granted granted Critical
Publication of JP5929561B2 publication Critical patent/JP5929561B2/ja
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K1/00—Details of the magnetic circuit
    • H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
    • H02K1/22—Rotating parts of the magnetic circuit
    • H02K1/27—Rotor cores with permanent magnets
    • H02K1/2706—Inner rotors
    • H02K1/272—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis
    • H02K1/274—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets
    • H02K1/2753—Inner rotors the magnetisation axis of the magnets being perpendicular to the rotor axis the rotor consisting of two or more circumferentially positioned magnets the rotor consisting of magnets or groups of magnets arranged with alternating polarity
    • H02K1/276—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM]
    • H02K1/2766—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect
    • H02K1/2773—Magnets embedded in the magnetic core, e.g. interior permanent magnets [IPM] having a flux concentration effect consisting of tangentially magnetized radial magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K15/00—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines
    • H02K15/02—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies
    • H02K15/03—Processes or apparatus specially adapted for manufacturing, assembling, maintaining or repairing of dynamo-electric machines of stator or rotor bodies having permanent magnets
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K2201/00—Specific aspects not provided for in the other groups of this subclass relating to the magnetic circuits
    • H02K2201/06—Magnetic cores, or permanent magnets characterised by their skew
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49002—Electrical device making
    • Y10T29/49009—Dynamoelectric machine
    • Y10T29/49012—Rotor

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
JP2012147208A 2012-06-29 2012-06-29 電動回転機およびその製造方法 Expired - Fee Related JP5929561B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2012147208A JP5929561B2 (ja) 2012-06-29 2012-06-29 電動回転機およびその製造方法
US13/919,392 US9515527B2 (en) 2012-06-29 2013-06-17 Electric motor and production method for the electric motor
CN201310240750.1A CN103516080B (zh) 2012-06-29 2013-06-18 电动马达及其制造方法
EP13173245.5A EP2680403B1 (en) 2012-06-29 2013-06-21 Electric motor and production method for the electric motor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2012147208A JP5929561B2 (ja) 2012-06-29 2012-06-29 電動回転機およびその製造方法

Publications (3)

Publication Number Publication Date
JP2014011890A JP2014011890A (ja) 2014-01-20
JP2014011890A5 JP2014011890A5 (enExample) 2015-08-20
JP5929561B2 true JP5929561B2 (ja) 2016-06-08

Family

ID=48655994

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2012147208A Expired - Fee Related JP5929561B2 (ja) 2012-06-29 2012-06-29 電動回転機およびその製造方法

Country Status (4)

Country Link
US (1) US9515527B2 (enExample)
EP (1) EP2680403B1 (enExample)
JP (1) JP5929561B2 (enExample)
CN (1) CN103516080B (enExample)

Families Citing this family (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103152678A (zh) * 2013-03-08 2013-06-12 山东共达电声股份有限公司 用于电动式扬声器的驱动器
US10205359B2 (en) 2013-11-18 2019-02-12 Steering Solutions Ip Holding Corporation Low cost permanent magnet motor for an electric power steering system
US9979243B2 (en) * 2014-11-18 2018-05-22 Steering Solutions Ip Holding Corporation Low cost injection molded buried permanent magnet motor for an electric power steering system
CN106549512B (zh) 2015-09-16 2019-06-14 雅马哈发动机株式会社 旋转电机
JP6661939B2 (ja) 2015-09-29 2020-03-11 ダイキン工業株式会社 ロータ
US20180115206A1 (en) * 2015-10-01 2018-04-26 Panasonic Intellectual Property Management Co., Lt Electric motor element, electric motor, and device
KR101736607B1 (ko) * 2015-11-20 2017-05-17 한양대학교 에리카산학협력단 전동기
JP6728864B2 (ja) * 2016-03-25 2020-07-22 株式会社ジェイテクト 配向着磁装置
WO2018011850A1 (ja) * 2016-07-11 2018-01-18 三菱電機株式会社 ロータ、電動機、送風機、圧縮機および空気調和装置
JPWO2018101390A1 (ja) * 2016-11-30 2019-07-18 アイシン・エィ・ダブリュ株式会社 永久磁石
KR20180105901A (ko) 2017-03-16 2018-10-01 엘지전자 주식회사 영구 자석 매립형 회전자, 영구 자석형 모터 및 압축기
US20220311294A1 (en) * 2021-03-25 2022-09-29 Nidec Motor Corporation Rotor with arcuate magnets
JP7760266B2 (ja) * 2021-06-30 2025-10-27 ニデック株式会社 回転電機
EP4573639A1 (en) * 2022-09-28 2025-06-25 Nidec Motor Corporation Rotor with arcuate magnets
CN219779878U (zh) * 2023-01-29 2023-09-29 北京三快在线科技有限公司 一种外转子电机

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0237553U (enExample) * 1988-08-30 1990-03-13
US5034642A (en) 1990-08-30 1991-07-23 Emerson Electric Co. Permanent magnet rotor and motor
JPH05344668A (ja) * 1992-06-08 1993-12-24 Fanuc Ltd 同期電動機のロータ
JP3619885B2 (ja) * 1995-02-15 2005-02-16 株式会社日立製作所 永久磁石回転子
JP2000312448A (ja) 1999-04-26 2000-11-07 Seiko Instruments Inc 電動機
JP2002010547A (ja) * 2000-06-16 2002-01-11 Yamaha Motor Co Ltd 永久磁石回転子及びその製造方法
JP2002136011A (ja) 2000-10-26 2002-05-10 Fujitsu General Ltd 永久磁石電動機
US6703746B2 (en) * 2002-03-01 2004-03-09 General Motors Corporation Interior permanent magnet rotor
US6867524B2 (en) * 2003-06-04 2005-03-15 Ford Global Technologies, Llc Rotor skew methods for permanent magnet motors
US6867525B2 (en) 2003-07-24 2005-03-15 A.O. Smith Corporation Brushless permanent magnet machine with axial modules of rotor magnetization skew and method of producing the same
JP2006149167A (ja) * 2004-11-24 2006-06-08 Asmo Co Ltd 埋込磁石型モータ
US7541710B2 (en) * 2005-01-21 2009-06-02 Hitachi, Ltd. Rotating electric machine
DE102006033718B4 (de) * 2006-07-20 2017-10-19 Siemens Aktiengesellschaft Elektrische Maschine mit schräg verlaufenden Magnetpolgrenzen
JP4708448B2 (ja) * 2008-03-04 2011-06-22 日立オートモティブシステムズ株式会社 回転電機および電気自動車
JP4627788B2 (ja) * 2008-06-27 2011-02-09 株式会社日立製作所 永久磁石式回転電機
EP2412077A4 (en) * 2009-03-27 2017-04-26 Otis Elevator Company Electric machine having multidirectional skew
KR101387673B1 (ko) * 2009-09-03 2014-04-22 혼다 기켄 고교 가부시키가이샤 V 벨트식 무단 변속기의 냉각풍 흡입 구조
US20120049663A1 (en) * 2010-09-01 2012-03-01 Gm Global Technology Operations, Inc. Rotor and method of forming same

Also Published As

Publication number Publication date
EP2680403A2 (en) 2014-01-01
CN103516080B (zh) 2017-12-08
US20140001910A1 (en) 2014-01-02
EP2680403A3 (en) 2014-03-19
EP2680403B1 (en) 2016-05-04
US9515527B2 (en) 2016-12-06
JP2014011890A (ja) 2014-01-20
CN103516080A (zh) 2014-01-15

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