JP7501539B2 - ロータ、トラクションモータ、および、ロータの製造方法 - Google Patents

ロータ、トラクションモータ、および、ロータの製造方法 Download PDF

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Publication number
JP7501539B2
JP7501539B2 JP2021550542A JP2021550542A JP7501539B2 JP 7501539 B2 JP7501539 B2 JP 7501539B2 JP 2021550542 A JP2021550542 A JP 2021550542A JP 2021550542 A JP2021550542 A JP 2021550542A JP 7501539 B2 JP7501539 B2 JP 7501539B2
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Japan
Prior art keywords
rotor
core
axial direction
insertion holes
resin
Prior art date
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JP2021550542A
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English (en)
Japanese (ja)
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JPWO2021065424A1 (https=
Inventor
隆宏 檜皮
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Nidec Corp
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Nidec Corp
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Publication date
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Publication of JPWO2021065424A1 publication Critical patent/JPWO2021065424A1/ja
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Publication of JP7501539B2 publication Critical patent/JP7501539B2/ja
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    • 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
    • H02K15/12—Impregnating, moulding insulation, heating or drying of windings, stators, rotors or machines
    • 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]
    • 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
    • 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
    • H02K1/28—Means for mounting or fastening rotating magnetic parts on to, or to, the rotor structures
    • 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
    • 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/64—Electric machine technologies in electromobility

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Iron Core Of Rotating Electric Machines (AREA)
  • Manufacture Of Motors, Generators (AREA)
JP2021550542A 2019-09-30 2020-09-11 ロータ、トラクションモータ、および、ロータの製造方法 Active JP7501539B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019179309 2019-09-30
JP2019179309 2019-09-30
PCT/JP2020/034537 WO2021065424A1 (ja) 2019-09-30 2020-09-11 ロータ、トラクションモータ、および、ロータの製造方法

Publications (2)

Publication Number Publication Date
JPWO2021065424A1 JPWO2021065424A1 (https=) 2021-04-08
JP7501539B2 true JP7501539B2 (ja) 2024-06-18

Family

ID=75337398

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2021550542A Active JP7501539B2 (ja) 2019-09-30 2020-09-11 ロータ、トラクションモータ、および、ロータの製造方法

Country Status (5)

Country Link
US (1) US20220345013A1 (https=)
JP (1) JP7501539B2 (https=)
CN (1) CN115836463B (https=)
DE (1) DE112020004675T5 (https=)
WO (1) WO2021065424A1 (https=)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113765312B (zh) * 2021-09-28 2022-08-02 安徽威灵汽车部件有限公司 转子压装方法、转子、电动助力转向电机及车辆
DE102022213295A1 (de) * 2022-12-08 2024-06-13 Volkswagen Aktiengesellschaft Rotor mit stanzpaketiertem, spaltfreien Lamellenpaket
US20240243628A1 (en) * 2023-01-12 2024-07-18 Ford Global Technologies, Llc Molded rotor endcaps
EP4546613A1 (en) * 2023-10-24 2025-04-30 Nichia Corporation A magnet unit and a method for manufacturing the same

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007110880A (ja) 2005-10-17 2007-04-26 Mitsui High Tec Inc 積層鉄心及びその製造方法
JP2012075296A (ja) 2010-09-30 2012-04-12 Hitachi Automotive Systems Ltd 回転電機、および回転電機の固定子コア製造方法
JP2013070505A (ja) 2011-09-22 2013-04-18 Nissan Motor Co Ltd 回転子
JP2015186325A (ja) 2014-03-24 2015-10-22 セイコーエプソン株式会社 ローター、モーター、及びロボット
WO2019027217A1 (ko) 2017-08-03 2019-02-07 엘지이노텍 주식회사 모터

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2015104244A (ja) * 2013-11-26 2015-06-04 ファナック株式会社 樹脂を充填するための樹脂孔を有するロータ、およびロータの製造方法
JP5774081B2 (ja) * 2013-12-09 2015-09-02 三菱電機株式会社 回転電機
JP6536273B2 (ja) * 2015-08-10 2019-07-03 日本電産株式会社 ロータ、およびモータ
JP6615708B2 (ja) 2016-07-06 2019-12-04 日立オートモティブシステムズ株式会社 回転電機の製造方法
DE112016007296T5 (de) * 2016-09-30 2019-06-13 Nidec Corporation Verfahren zum herstellen eines rotors, rotor und motor
US10821637B2 (en) * 2016-10-31 2020-11-03 Mitsui High-Tec, Inc. Resin injection apparatus and method of manufacturing core product
JP7042138B2 (ja) 2018-03-30 2022-03-25 日立Astemo株式会社 処理装置

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2007110880A (ja) 2005-10-17 2007-04-26 Mitsui High Tec Inc 積層鉄心及びその製造方法
JP2012075296A (ja) 2010-09-30 2012-04-12 Hitachi Automotive Systems Ltd 回転電機、および回転電機の固定子コア製造方法
JP2013070505A (ja) 2011-09-22 2013-04-18 Nissan Motor Co Ltd 回転子
JP2015186325A (ja) 2014-03-24 2015-10-22 セイコーエプソン株式会社 ローター、モーター、及びロボット
WO2019027217A1 (ko) 2017-08-03 2019-02-07 엘지이노텍 주식회사 모터

Also Published As

Publication number Publication date
CN115836463B (zh) 2025-12-12
DE112020004675T5 (de) 2022-06-15
US20220345013A1 (en) 2022-10-27
WO2021065424A1 (ja) 2021-04-08
CN115836463A (zh) 2023-03-21
JPWO2021065424A1 (https=) 2021-04-08

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