JP7654090B2 - ロータ、モータ、及びロータの製造方法 - Google Patents

ロータ、モータ、及びロータの製造方法 Download PDF

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Publication number
JP7654090B2
JP7654090B2 JP2023543709A JP2023543709A JP7654090B2 JP 7654090 B2 JP7654090 B2 JP 7654090B2 JP 2023543709 A JP2023543709 A JP 2023543709A JP 2023543709 A JP2023543709 A JP 2023543709A JP 7654090 B2 JP7654090 B2 JP 7654090B2
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JP
Japan
Prior art keywords
linear portion
rotor
rotor core
linear
permanent magnet
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
JP2023543709A
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English (en)
Japanese (ja)
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JPWO2023026640A1 (https=
JPWO2023026640A5 (https=
Inventor
義康 柴山
圭伍 今村
一輝 植田
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.)
Kawasaki Motors Ltd
Original Assignee
Kawasaki Jukogyo KK
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 Kawasaki Jukogyo KK filed Critical Kawasaki Jukogyo KK
Publication of JPWO2023026640A1 publication Critical patent/JPWO2023026640A1/ja
Publication of JPWO2023026640A5 publication Critical patent/JPWO2023026640A5/ja
Application granted granted Critical
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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F13/00—Apparatus or processes for magnetising or demagnetising
    • H01F13/003—Methods and devices for magnetising permanent magnets
    • 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
    • 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
    • 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
    • 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
    • H02K2213/00—Specific aspects, not otherwise provided for and not covered by codes H02K2201/00 - H02K2211/00
    • H02K2213/03—Machines characterised by numerical values, ranges, mathematical expressions or similar information

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
JP2023543709A 2021-08-24 2022-06-13 ロータ、モータ、及びロータの製造方法 Active JP7654090B2 (ja)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
PCT/JP2021/031025 WO2023026371A1 (ja) 2021-08-24 2021-08-24 ロータ、モータ、及びロータの製造方法
JPPCT/JP2021/031025 2021-08-24
PCT/JP2022/023672 WO2023026640A1 (ja) 2021-08-24 2022-06-13 ロータ、モータ、及びロータの製造方法

Publications (3)

Publication Number Publication Date
JPWO2023026640A1 JPWO2023026640A1 (https=) 2023-03-02
JPWO2023026640A5 JPWO2023026640A5 (https=) 2024-02-19
JP7654090B2 true JP7654090B2 (ja) 2025-03-31

Family

ID=85321748

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2023543709A Active JP7654090B2 (ja) 2021-08-24 2022-06-13 ロータ、モータ、及びロータの製造方法

Country Status (4)

Country Link
US (1) US20250055333A1 (https=)
JP (1) JP7654090B2 (https=)
CN (1) CN117837061A (https=)
WO (2) WO2023026371A1 (https=)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008295288A (ja) 2007-04-27 2008-12-04 Asmo Co Ltd 埋込磁石型モータ
JP2014103741A (ja) 2012-11-19 2014-06-05 Jtekt Corp 磁石埋込型ロータ
JP2015195650A (ja) 2014-03-31 2015-11-05 ダイキン工業株式会社 磁石埋込型回転電気機械のロータ構造
JP2016152653A (ja) 2015-02-16 2016-08-22 株式会社ジェイテクト 磁石埋込型ロータの製造装置及び磁石埋込型ロータの製造方法

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63202006A (ja) * 1987-02-18 1988-08-22 Fanuc Ltd 着磁装置
JPH04145861A (ja) * 1990-10-04 1992-05-19 Fanuc Ltd ラジアルタイプのロータとそれに使用する着磁器
JP3630332B2 (ja) * 1995-01-20 2005-03-16 株式会社Ｎｅｏｍａｘ 永久磁石式ロータ
JP4089072B2 (ja) * 1998-10-23 2008-05-21 三菱電機株式会社 永久磁石埋込み形モータ
JP2004289940A (ja) * 2003-03-24 2004-10-14 Sumitomo Metal Mining Co Ltd 永久磁石式モータ
US9130422B2 (en) * 2013-03-08 2015-09-08 GM Global Technology Operations LLC Interior permanent magnet machine having a mixed rare earth magnet and ferrite magnet rotor
WO2016135813A1 (ja) * 2015-02-23 2016-09-01 成田　憲治 同期電動機
JP6523751B2 (ja) * 2015-04-02 2019-06-05 株式会社東芝 永久磁石回転電機

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008295288A (ja) 2007-04-27 2008-12-04 Asmo Co Ltd 埋込磁石型モータ
JP2014103741A (ja) 2012-11-19 2014-06-05 Jtekt Corp 磁石埋込型ロータ
JP2015195650A (ja) 2014-03-31 2015-11-05 ダイキン工業株式会社 磁石埋込型回転電気機械のロータ構造
JP2016152653A (ja) 2015-02-16 2016-08-22 株式会社ジェイテクト 磁石埋込型ロータの製造装置及び磁石埋込型ロータの製造方法

Also Published As

Publication number Publication date
WO2023026640A1 (ja) 2023-03-02
US20250055333A1 (en) 2025-02-13
JPWO2023026640A1 (https=) 2023-03-02
CN117837061A (zh) 2024-04-05
WO2023026371A1 (ja) 2023-03-02

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