JP2004088970A5 - - Google Patents

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Publication number
JP2004088970A5
JP2004088970A5 JP2002249890A JP2002249890A JP2004088970A5 JP 2004088970 A5 JP2004088970 A5 JP 2004088970A5 JP 2002249890 A JP2002249890 A JP 2002249890A JP 2002249890 A JP2002249890 A JP 2002249890A JP 2004088970 A5 JP2004088970 A5 JP 2004088970A5
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JP
Japan
Prior art keywords
iron core
steel sheets
laminated iron
electromagnetic steel
organic material
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.)
Pending
Application number
JP2002249890A
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Japanese (ja)
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JP2004088970A (en
Filing date
Publication date
Application filed filed Critical
Priority to JP2002249890A priority Critical patent/JP2004088970A/en
Priority claimed from JP2002249890A external-priority patent/JP2004088970A/en
Publication of JP2004088970A publication Critical patent/JP2004088970A/en
Publication of JP2004088970A5 publication Critical patent/JP2004088970A5/ja
Pending legal-status Critical Current

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Claims (5)

表面に絶縁性皮膜が存在する電磁鋼板を積層してなる鉄心であって、
電磁鋼板間に少なくとも接着性有機物からなる有機物層が存在し、該有機物層の平均厚さが4μm以下であることを特徴とする積層鉄心。
An iron core formed by laminating electromagnetic steel sheets having an insulating film on the surface,
A laminated iron core characterized in that at least an organic material layer made of an adhesive organic material is present between electromagnetic steel sheets, and the average thickness of the organic material layer is 4 μm or less.
電磁鋼板の板厚が0.35mm 以下であることを特徴とする請求項1記載の積層鉄心。The laminated iron core according to claim 1, wherein the thickness of the electromagnetic steel sheet is 0.35 mm or less. 前記有機物層は無機物粒子を含むことを特徴とする請求項1記載の積層鉄心。The laminated iron core according to claim 1, wherein the organic layer includes inorganic particles. 電磁鋼板を積層してなる鉄心を固定子として有する回転電機であって、該固定子鉄心は請求項1記載の積層鉄心であることを特徴とする回転電機。A rotating electrical machine having an iron core formed by laminating electromagnetic steel sheets as a stator, wherein the stator core is the laminated iron core according to claim 1. 電磁鋼板を冶具により積み重ねる工程と、
該積み重ねられた電磁鋼板を真空容器に入れ真空脱気する工程と、
該真空脱気中に前記真空容器に硬化反応前の流動性が必要とされる温度での粘度が1.0Pa・s 以下である樹脂を注入し、該樹脂を浸入,硬化させる工程と、
を有する積層鉄心の製造方法。
A process of stacking electrical steel sheets with jigs;
Placing the stacked electrical steel sheets in a vacuum vessel and vacuum degassing;
Injecting a resin having a viscosity of 1.0 Pa · s or less at a temperature at which fluidity before a curing reaction is required into the vacuum vessel during the vacuum degassing, and infiltrating and curing the resin;
A method for manufacturing a laminated iron core.
JP2002249890A 2002-08-29 2002-08-29 Stacked iron core and rotating electric machine and transformer using the same Pending JP2004088970A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2002249890A JP2004088970A (en) 2002-08-29 2002-08-29 Stacked iron core and rotating electric machine and transformer using the same

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2002249890A JP2004088970A (en) 2002-08-29 2002-08-29 Stacked iron core and rotating electric machine and transformer using the same

Publications (2)

Publication Number Publication Date
JP2004088970A JP2004088970A (en) 2004-03-18
JP2004088970A5 true JP2004088970A5 (en) 2005-02-17

Family

ID=32056854

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2002249890A Pending JP2004088970A (en) 2002-08-29 2002-08-29 Stacked iron core and rotating electric machine and transformer using the same

Country Status (1)

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JP (1) JP2004088970A (en)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2005340691A (en) * 2004-05-31 2005-12-08 Jfe Steel Kk Process for producing laminated core excellent in dimensional precision and core strength
JP2005340705A (en) * 2004-05-31 2005-12-08 Jfe Steel Kk Process for producing laminated core excellent in dimensional precision and core strength
JP2005340706A (en) * 2004-05-31 2005-12-08 Jfe Steel Kk Laminated adhesion core and its production process
JP4694253B2 (en) * 2005-05-11 2011-06-08 三菱電機株式会社 Permanent magnet rotating electric machine
JP4722589B2 (en) * 2005-06-30 2011-07-13 株式会社三井ハイテック Stator laminated core
JP2011023523A (en) * 2009-07-15 2011-02-03 Nippon Steel Corp Electromagnetic steel sheet laminated core which has good thermal conductivity, and method of manufacturing the same
KR101431349B1 (en) 2009-09-15 2014-08-19 신닛테츠스미킨 카부시키카이샤 Electromagnetic steel sheet and method for producing same
JP5673327B2 (en) * 2010-05-12 2015-02-18 株式会社デンソー Rotating electrical machine rotor
JP6304208B2 (en) * 2015-03-19 2018-04-04 Jfeスチール株式会社 Electrical steel sheet with insulating coating, laminated electrical steel sheet, and manufacturing method thereof
JP2017051032A (en) * 2015-09-03 2017-03-09 アスモ株式会社 Rotary electric machine
EA202192059A1 (en) * 2018-12-17 2021-12-31 Ниппон Стил Корпорейшн GLUE-SLATED CORE FOR STATOR AND ELECTRIC MOTOR
BR112021008058A2 (en) 2018-12-17 2021-08-03 Nippon Steel Corporation laminated core and electric motor
EA202192066A1 (en) 2018-12-17 2021-11-19 Ниппон Стил Корпорейшн CORE AND ELECTRIC MOTOR
EA202192069A1 (en) 2018-12-17 2021-11-08 Ниппон Стил Корпорейшн GLUED-PLATED CORE FOR STATOR AND ELECTRIC MOTOR
TWI729628B (en) 2018-12-17 2021-06-01 日商日本製鐵股份有限公司 Laminated iron core and rotating electric machine
SG11202108978WA (en) 2018-12-17 2021-09-29 Nippon Steel Corp Adhesively-laminated core for stator, method of manufacturing same, and electric motor
CA3131540A1 (en) 2018-12-17 2020-06-25 Nippon Steel Corporation Laminated core and electric motor
CN113196617A (en) 2018-12-17 2021-07-30 日本制铁株式会社 Laminated core, method for manufacturing same, and rotating electrical machine
BR112021009844A2 (en) 2018-12-17 2021-08-17 Nippon Steel Corporation laminated core and rotating electrical machine
BR112021007898A2 (en) 2018-12-17 2021-08-03 Nippon Steel Corporation glue lamination core, method for making the same and electric motor
WO2020129935A1 (en) 2018-12-17 2020-06-25 日本製鉄株式会社 Laminated core and rotating machine
CN113169641A (en) 2018-12-17 2021-07-23 日本制铁株式会社 Laminated core, method for manufacturing laminated core, and rotating electrical machine
BR112021009915A2 (en) 2018-12-17 2021-08-17 Nippon Steel Corporation laminated core and electric motor
EP4044403A4 (en) * 2019-10-08 2023-10-25 Nippon Steel Corporation Rotor, rotor design method, and rotor manufacturing method
EP4030448A1 (en) * 2021-01-15 2022-07-20 Hitachi Energy Switzerland AG Core arrangement, transformer, method for producing a core arrangement and method for producing a transformer

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