DK2605253T3 - Process for producing a permanent magnet, forming system and permanent magnet - Google Patents

Process for producing a permanent magnet, forming system and permanent magnet Download PDF

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Publication number
DK2605253T3
DK2605253T3 DK11193247.1T DK11193247T DK2605253T3 DK 2605253 T3 DK2605253 T3 DK 2605253T3 DK 11193247 T DK11193247 T DK 11193247T DK 2605253 T3 DK2605253 T3 DK 2605253T3
Authority
DK
Denmark
Prior art keywords
separator
chamber
permanent magnet
mould
shape
Prior art date
Application number
DK11193247.1T
Other languages
Danish (da)
English (en)
Inventor
Adriana Cristina Urda
Original Assignee
Siemens Ag
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 Siemens Ag filed Critical Siemens Ag
Application granted granted Critical
Publication of DK2605253T3 publication Critical patent/DK2605253T3/en

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/026—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets protecting methods against environmental influences, e.g. oxygen, by surface treatment
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F41/00—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties
    • H01F41/02—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets
    • H01F41/0253—Apparatus or processes specially adapted for manufacturing or assembling magnets, inductances or transformers; Apparatus or processes specially adapted for manufacturing materials characterised by their magnetic properties for manufacturing cores, coils, or magnets for manufacturing permanent magnets
    • H01F41/0266—Moulding; Pressing
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F7/00—Magnets
    • H01F7/02—Permanent magnets [PM]
    • H01F7/0205—Magnetic circuits with PM in general
    • H01F7/0221—Mounting means for PM, supporting, coating, encapsulating PM
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01F—MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
    • H01F1/00—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties
    • H01F1/01—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials
    • H01F1/03—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity
    • H01F1/032—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials
    • H01F1/04—Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties of inorganic materials characterised by their coercivity of hard-magnetic materials metals or alloys
    • H01F1/047—Alloys characterised by their composition
    • H01F1/053—Alloys characterised by their composition containing rare earth metals
    • H01F1/055—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5
    • H01F1/057—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B
    • H01F1/0571—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes
    • H01F1/0575—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together
    • H01F1/0577—Alloys characterised by their composition containing rare earth metals and magnetic transition metals, e.g. SmCo5 and IIIa elements, e.g. Nd2Fe14B in the form of particles, e.g. rapid quenched powders or ribbon flakes pressed, sintered or bonded together sintered

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Environmental & Geological Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Powder Metallurgy (AREA)
  • Hard Magnetic Materials (AREA)
  • Permanent Field Magnets Of Synchronous Machinery (AREA)
  • Manufacturing Cores, Coils, And Magnets (AREA)
DK11193247.1T 2011-12-13 2011-12-13 Process for producing a permanent magnet, forming system and permanent magnet DK2605253T3 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP11193247.1A EP2605253B1 (en) 2011-12-13 2011-12-13 Manufacturing method for a permanent magnet, moulding system and permanent magnet

Publications (1)

Publication Number Publication Date
DK2605253T3 true DK2605253T3 (en) 2016-05-09

Family

ID=47435915

Family Applications (1)

Application Number Title Priority Date Filing Date
DK11193247.1T DK2605253T3 (en) 2011-12-13 2011-12-13 Process for producing a permanent magnet, forming system and permanent magnet

Country Status (4)

Country Link
EP (1) EP2605253B1 (zh)
CN (1) CN103157794B (zh)
DK (1) DK2605253T3 (zh)
WO (1) WO2013087609A2 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018113990A1 (en) 2016-12-23 2018-06-28 Abb Schweiz Ag Sintered magnet, electrical machine, use of the sintered magnet for an electrical machine and manufacturing method of a sintered magnet

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5722032A (en) * 1996-07-01 1998-02-24 General Motors Corporation AC generator rotor segment
US6856051B2 (en) * 2001-10-03 2005-02-15 Delphi Technologies, Inc. Manufacturing method and composite powder metal rotor assembly for circumferential type interior permanent magnet machine
US6655004B2 (en) * 2001-10-03 2003-12-02 Delphi Technologies, Inc. Method of making a powder metal rotor for a surface
JP3956760B2 (ja) * 2002-04-25 2007-08-08 松下電器産業株式会社 フレキシブル磁石の製造方法とその永久磁石型モ−タ
JP2005286235A (ja) * 2004-03-30 2005-10-13 Mg:Kk 極異方性ボンド磁石、およびその製造方法
CN101777809A (zh) * 2004-04-06 2010-07-14 日立金属株式会社 转子及其制造方法
US7485193B2 (en) * 2004-06-22 2009-02-03 Shin-Etsu Chemical Co., Ltd R-FE-B based rare earth permanent magnet material
EP1995854B1 (en) * 2006-03-16 2016-09-07 Panasonic Corporation Radial anisotropic magnet manufacturing method, permanent magnet motor using radial anisotropic magnet, iron core-equipped permanent magnet motor
EP2017859B1 (en) 2007-07-20 2012-08-29 Siemens Aktiengesellschaft Magnet pole piece and method for its manufacturing
WO2010066251A1 (en) 2008-12-12 2010-06-17 Sintex A/S A permanent magnet rotor for a machine, a method for manufacturing a permanent magnet rotor and a manufacturing system
EP2378634A1 (en) * 2010-04-13 2011-10-19 Siemens Aktiengesellschaft Electrical machine and permanent-magnet

Also Published As

Publication number Publication date
WO2013087609A3 (en) 2013-08-15
CN103157794A (zh) 2013-06-19
CN103157794B (zh) 2016-12-21
EP2605253B1 (en) 2016-03-02
WO2013087609A2 (en) 2013-06-20
EP2605253A1 (en) 2013-06-19

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