CN115836463B - 转子、牵引电动机及转子的制造方法 - Google Patents

转子、牵引电动机及转子的制造方法

Info

Publication number
CN115836463B
CN115836463B CN202080068013.6A CN202080068013A CN115836463B CN 115836463 B CN115836463 B CN 115836463B CN 202080068013 A CN202080068013 A CN 202080068013A CN 115836463 B CN115836463 B CN 115836463B
Authority
CN
China
Prior art keywords
axial direction
core
rotor
axial
resin
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.)
Active
Application number
CN202080068013.6A
Other languages
English (en)
Chinese (zh)
Other versions
CN115836463A (zh
Inventor
桧皮隆宏
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.)
Nidec Corp
Original Assignee
Nidec 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 Nidec Corp filed Critical Nidec Corp
Publication of CN115836463A publication Critical patent/CN115836463A/zh
Application granted granted Critical
Publication of CN115836463B publication Critical patent/CN115836463B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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)
CN202080068013.6A 2019-09-30 2020-09-11 转子、牵引电动机及转子的制造方法 Active CN115836463B (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-179309 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
CN115836463A CN115836463A (zh) 2023-03-21
CN115836463B true CN115836463B (zh) 2025-12-12

Family

ID=75337398

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080068013.6A Active CN115836463B (zh) 2019-09-30 2020-09-11 转子、牵引电动机及转子的制造方法

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 (4)

* 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
JP2013070505A (ja) * 2011-09-22 2013-04-18 Nissan Motor Co Ltd 回転子
CN104702002A (zh) * 2013-12-09 2015-06-10 三菱电机株式会社 旋转电机
WO2019027217A1 (ko) * 2017-08-03 2019-02-07 엘지이노텍 주식회사 모터

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5572508B2 (ja) * 2010-09-30 2014-08-13 日立オートモティブシステムズ株式会社 回転電機
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
JP6424443B2 (ja) * 2014-03-24 2018-11-21 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
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 (4)

* 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
JP2013070505A (ja) * 2011-09-22 2013-04-18 Nissan Motor Co Ltd 回転子
CN104702002A (zh) * 2013-12-09 2015-06-10 三菱电机株式会社 旋转电机
WO2019027217A1 (ko) * 2017-08-03 2019-02-07 엘지이노텍 주식회사 모터

Also Published As

Publication number Publication date
DE112020004675T5 (de) 2022-06-15
US20220345013A1 (en) 2022-10-27
WO2021065424A1 (ja) 2021-04-08
JP7501539B2 (ja) 2024-06-18
CN115836463A (zh) 2023-03-21
JPWO2021065424A1 (https=) 2021-04-08

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