EP2842665A4 - Device for high-density molding and method for high-density molding of mixed powder - Google Patents

Device for high-density molding and method for high-density molding of mixed powder

Info

Publication number
EP2842665A4
EP2842665A4 EP13780764.0A EP13780764A EP2842665A4 EP 2842665 A4 EP2842665 A4 EP 2842665A4 EP 13780764 A EP13780764 A EP 13780764A EP 2842665 A4 EP2842665 A4 EP 2842665A4
Authority
EP
European Patent Office
Prior art keywords
density molding
mixed powder
molding
density
powder
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.)
Withdrawn
Application number
EP13780764.0A
Other languages
German (de)
French (fr)
Other versions
EP2842665A1 (en
Inventor
Kazuhiro Hasegawa
Yoshiki Hirai
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.)
Aida Engineering Ltd
Original Assignee
Aida Engineering Ltd
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 Aida Engineering Ltd filed Critical Aida Engineering Ltd
Publication of EP2842665A1 publication Critical patent/EP2842665A1/en
Publication of EP2842665A4 publication Critical patent/EP2842665A4/en
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B22—CASTING; POWDER METALLURGY
    • B22F—WORKING METALLIC POWDER; MANUFACTURE OF ARTICLES FROM METALLIC POWDER; MAKING METALLIC POWDER; APPARATUS OR DEVICES SPECIALLY ADAPTED FOR METALLIC POWDER
    • B22F3/00—Manufacture of workpieces or articles from metallic powder characterised by the manner of compacting or sintering; Apparatus specially adapted therefor ; Presses and furnaces
    • B22F3/02—Compacting only
    • B22F3/03—Press-moulding apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B11/00—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses
    • B30B11/02—Presses specially adapted for forming shaped articles from material in particulate or plastic state, e.g. briquetting presses, tabletting presses using a ram exerting pressure on the material in a moulding space
    • B30B11/027—Particular press methods or systems
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/30—Feeding material to presses
    • B30B15/302—Feeding material in particulate or plastic state to moulding presses
    • B30B15/304—Feeding material in particulate or plastic state to moulding presses by using feed frames or shoes with relative movement with regard to the mould or moulds
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B30—PRESSES
    • B30B—PRESSES IN GENERAL
    • B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
    • B30B15/32—Discharging presses
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C38/00—Ferrous alloys, e.g. steel alloys
    • C22C38/02—Ferrous alloys, e.g. steel alloys containing silicon
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C45/00—Amorphous alloys
    • C22C45/02—Amorphous alloys with iron as the major constituent
    • 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
    • H01F41/0206—Manufacturing of magnetic cores by mechanical means
    • H01F41/0246—Manufacturing of magnetic circuits by moulding or by pressing powder
    • C—CHEMISTRY; METALLURGY
    • C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
    • C22C—ALLOYS
    • C22C33/00—Making ferrous alloys
    • C22C33/02—Making ferrous alloys by powder metallurgy

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Power Engineering (AREA)
  • Powder Metallurgy (AREA)
EP13780764.0A 2012-04-23 2013-04-22 Device for high-density molding and method for high-density molding of mixed powder Withdrawn EP2842665A4 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2012098058 2012-04-23
PCT/JP2013/061739 WO2013161744A1 (en) 2012-04-23 2013-04-22 Device for high-density molding and method for high-density molding of mixed powder

Publications (2)

Publication Number Publication Date
EP2842665A1 EP2842665A1 (en) 2015-03-04
EP2842665A4 true EP2842665A4 (en) 2016-03-09

Family

ID=49466531

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13780764.0A Withdrawn EP2842665A4 (en) 2012-04-23 2013-04-22 Device for high-density molding and method for high-density molding of mixed powder

Country Status (7)

Country Link
US (1) US20150118096A1 (en)
EP (1) EP2842665A4 (en)
JP (1) JP5881820B2 (en)
KR (1) KR20150011809A (en)
CN (2) CN203253923U (en)
TW (1) TW201408403A (en)
WO (1) WO2013161744A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN203253923U (en) * 2012-04-23 2013-10-30 会田工程技术有限公司 High-density forming device of mixed powder
JP5892356B2 (en) 2014-03-13 2016-03-23 日立金属株式会社 Dust core manufacturing method and dust core
JP7124081B2 (en) * 2018-07-04 2022-08-23 住友電気工業株式会社 Method for manufacturing dust core
KR102353579B1 (en) * 2020-08-10 2022-01-21 (주)지케이에스 Powder compacting apparatus for multistage product

Family Cites Families (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01219101A (en) 1988-02-25 1989-09-01 Kobe Steel Ltd Iron powder for powder metallurgy and production thereof
IT1224294B (en) 1988-10-28 1990-10-04 Nuova Merisinter Spa PROCEDURE FOR POWDER COMPACTION IN PREPARATION FOR SINTERING OPERATIONS
US5080712B1 (en) 1990-05-16 1996-10-29 Hoeganaes Corp Optimized double press-double sinter powder metallurgy method
JP3957868B2 (en) * 1998-03-17 2007-08-15 日立粉末冶金株式会社 Molding method of green compact
JP2000087104A (en) * 1998-09-04 2000-03-28 Hitachi Powdered Metals Co Ltd Method for forming green compact
US6332932B1 (en) * 1999-04-20 2001-12-25 Sumitomo Special Metals Co., Ltd. Punch, powder pressing apparatus and powder pressing method
JP2001181701A (en) 1999-12-22 2001-07-03 Kawasaki Steel Corp Method for producing high strength/high density ferrous sintered body
JP2001252793A (en) * 2000-03-09 2001-09-18 Hitachi Powdered Metals Co Ltd Green compact forming method
CN1162235C (en) * 2000-03-28 2004-08-18 住友特殊金属株式会社 Powder pressing appts. and method for producing rere earch alloyed magnetic powder formed body
JP2002343657A (en) 2001-05-18 2002-11-29 Kawasaki Steel Corp Duct core and manufacturing method therefor
JP2003046032A (en) * 2001-07-26 2003-02-14 Hitachi Ltd Copper composite material heat-radiating board, semiconductor power module and manufacturing method therefor
JP2005277180A (en) * 2004-03-25 2005-10-06 Tdk Corp Magnet-manufacturing method, magnetic powder forming method and dry forming equipment
CN101118797B (en) * 2006-08-04 2011-06-22 安泰科技股份有限公司 Composite powder, magnetic powder core for magnetic powder and preparation method thereof
CN101801566B (en) * 2007-09-14 2012-02-15 杰富意钢铁株式会社 Iron-based powder for powder metallurgy
JP2009280908A (en) 2008-04-22 2009-12-03 Jfe Steel Corp Method for molding iron powder mixture for powder metallurgy
JP5169605B2 (en) 2008-08-07 2013-03-27 Ｊｆｅスチール株式会社 Powder mixture for powder metallurgy and method for producing molded body
JP2010251696A (en) * 2009-03-25 2010-11-04 Tdk Corp Soft magnetic powder core and method of manufacturing the same
CN101579738A (en) * 2009-06-30 2009-11-18 北京科技大学 Double pressing molding method for preparing high-density powder metallurgical iron-base part
JP5539159B2 (en) * 2010-11-04 2014-07-02 アイダエンジニアリング株式会社 High density molding method and high density molding apparatus for mixed powder.
JP5539539B2 (en) * 2010-12-08 2014-07-02 アイダエンジニアリング株式会社 Manufacturing method and manufacturing apparatus for high-strength sintered compact
CN203253923U (en) * 2012-04-23 2013-10-30 会田工程技术有限公司 High-density forming device of mixed powder

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
No further relevant documents disclosed *

Also Published As

Publication number Publication date
CN203253923U (en) 2013-10-30
WO2013161744A1 (en) 2013-10-31
JP5881820B2 (en) 2016-03-09
CN103418787A (en) 2013-12-04
EP2842665A1 (en) 2015-03-04
KR20150011809A (en) 2015-02-02
US20150118096A1 (en) 2015-04-30
TW201408403A (en) 2014-03-01
JPWO2013161744A1 (en) 2015-12-24

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RA4 Supplementary search report drawn up and despatched (corrected)

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RIC1 Information provided on ipc code assigned before grant

Ipc: B22F 3/02 20060101AFI20160204BHEP

Ipc: H01F 1/22 20060101ALI20160204BHEP

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