EP2842663A4 - 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: EP2842663A4
Authority: EP; European Patent Office
Prior art keywords: density molding; mixed powder; molding; density; powder
Prior art date: 2012-04-23
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 Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Withdrawn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

EP13780555.2A

Other languages

German (de)

French (fr)

Other versions

EP2842663A1 (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.)

2012-04-23

Filing date

2013-04-22

Publication date

2016-04-20

2013-04-22 Application filed by Aida Engineering Ltd filed Critical Aida Engineering Ltd

2015-03-04 Publication of EP2842663A1 publication Critical patent/EP2842663A1/en

2016-04-20 Publication of EP2842663A4 publication Critical patent/EP2842663A4/en

Status Withdrawn legal-status Critical Current

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
- B22F3/03—Press-moulding apparatus therefor
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- 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
- B22F3/12—Both compacting and sintering
- 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
- 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
- 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
- B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
- B22F1/10—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material
- B22F1/105—Metallic powder containing lubricating or binding agents; Metallic powder containing organic material containing inorganic lubricating or binding agents, e.g. metal salts
- 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
- B22F2003/023—Lubricant mixed with the metal powder
- 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
- B22F2998/00—Supplementary information concerning processes or compositions relating to powder metallurgy
- B22F2998/10—Processes characterised by the sequence of their steps
- 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)
Chemical & Material Sciences (AREA)
Mechanical Engineering (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Manufacturing & Machinery (AREA)
Power Engineering (AREA)
Powder Metallurgy (AREA)

EP13780555.2A 2012-04-23 2013-04-22 Device for high-density molding and method for high-density molding of mixed powder Withdrawn EP2842663A4 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2012098059		2012-04-23
PCT/JP2013/061740 WO2013161745A1 (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
EP2842663A1 EP2842663A1 (en)	2015-03-04
EP2842663A4 true EP2842663A4 (en)	2016-04-20

Family

ID=49466534

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP13780555.2A Withdrawn EP2842663A4 (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)	US20150078952A1 (en)
EP (1)	EP2842663A4 (en)
JP (1)	JP5881821B2 (en)
KR (1)	KR20150011852A (en)
CN (2)	CN203253926U (en)
TW (1)	TW201410361A (en)
WO (1)	WO2013161745A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CN103418793A (en) *	2012-04-23	2013-12-04	会田工程技术有限公司	Device for high-density molding and method for high-density molding of mixed powder, and high-density three-layer-structured powder compact
WO2013161745A1 (en) *	2012-04-23	2013-10-31	アイダエンジニアリング株式会社	Device for high-density molding and method for high-density molding of mixed powder
CN110899687B (en) *	2019-11-03	2022-05-24	霍山汇能汽车零部件制造有限公司	Cylinder gasket mold and processing technique thereof
CN120815974A (en) *	2025-09-17	2025-10-21	慧磁(嘉兴)新材料有限公司	A method for precision forming of amorphous alloy powder based on multi-stage pressure gradient control

Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB676345A (en) *	1950-08-31	1952-07-23	Isthmian Metals Inc	Method of making metal articles by powder metallurgy
EP1231003A2 (en) *	2001-02-10	2002-08-14	Robert Bosch Gmbh	Process for preparing an article of soft magnetic composite material
WO2012060452A1 (en) *	2010-11-04	2012-05-10	アイダエンジニアリング株式会社	High density molding method and high density molding device for mixed powder

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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
JP2001181701A (en)	1999-12-22	2001-07-03	Kawasaki Steel Corp	Method for manufacturing high-strength high-density iron-based sintered body
JP2001252793A (en) *	2000-03-09	2001-09-18	Hitachi Powdered Metals Co Ltd	Green compact forming method
JP2002343657A (en)	2001-05-18	2002-11-29	Kawasaki Steel Corp	Method of manufacturing dust core and dust core
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
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
CN103249510B (en) *	2010-12-08	2016-05-18	会田工程技术有限公司	Method for manufacturing high-strength sintered molded body and its manufacturing device
WO2013161745A1 (en) *	2012-04-23	2013-10-31	アイダエンジニアリング株式会社	Device for high-density molding and method for high-density molding of mixed powder

2013
- 2013-04-22 WO PCT/JP2013/061740 patent/WO2013161745A1/en not_active Ceased
- 2013-04-22 KR KR1020147031973A patent/KR20150011852A/en not_active Withdrawn
- 2013-04-22 JP JP2014512545A patent/JP5881821B2/en not_active Expired - Fee Related
- 2013-04-22 TW TW102114233A patent/TW201410361A/en unknown
- 2013-04-22 CN CN2013202079165U patent/CN203253926U/en not_active Expired - Fee Related
- 2013-04-22 US US14/396,356 patent/US20150078952A1/en not_active Abandoned
- 2013-04-22 CN CN2013101421997A patent/CN103418792A/en active Pending
- 2013-04-22 EP EP13780555.2A patent/EP2842663A4/en not_active Withdrawn

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
GB676345A (en) *	1950-08-31	1952-07-23	Isthmian Metals Inc	Method of making metal articles by powder metallurgy
EP1231003A2 (en) *	2001-02-10	2002-08-14	Robert Bosch Gmbh	Process for preparing an article of soft magnetic composite material
WO2012060452A1 (en) *	2010-11-04	2012-05-10	アイダエンジニアリング株式会社	High density molding method and high density molding device for mixed powder

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of WO2013161745A1 *

Also Published As

Publication number	Publication date
WO2013161745A1 (en)	2013-10-31
EP2842663A1 (en)	2015-03-04
US20150078952A1 (en)	2015-03-19
TW201410361A (en)	2014-03-16
JPWO2013161745A1 (en)	2015-12-24
CN203253926U (en)	2013-10-30
JP5881821B2 (en)	2016-03-09
KR20150011852A (en)	2015-02-02
CN103418792A (en)	2013-12-04

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Legal Events

Date	Code	Title	Description
2015-01-30	PUAI	Public reference made under article 153(3) epc to a published international application that has entered the european phase	Free format text: ORIGINAL CODE: 0009012
2015-03-04	17P	Request for examination filed	Effective date: 20141124
2015-03-04	AK	Designated contracting states	Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR
2015-03-04	AX	Request for extension of the european patent	Extension state: BA ME
2015-07-29	DAX	Request for extension of the european patent (deleted)
2016-04-20	RA4	Supplementary search report drawn up and despatched (corrected)	Effective date: 20160318
2016-04-20	RIC1	Information provided on ipc code assigned before grant	Ipc: B30B 11/02 20060101ALI20160314BHEP Ipc: H01F 41/02 20060101ALI20160314BHEP Ipc: H01F 1/22 20060101ALI20160314BHEP Ipc: B22F 3/02 20060101AFI20160314BHEP
2016-04-29	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE APPLICATION HAS BEEN WITHDRAWN
2016-06-01	18W	Application withdrawn	Effective date: 20160425