EP3441161A4 - Method for manufacturing sintered compact, and sintered compact - Google Patents

Method for manufacturing sintered compact, and sintered compact Download PDF

Info

Publication number: EP3441161A4
Authority: EP; European Patent Office
Prior art keywords: sintered compact; manufacturing; compact; manufacturing sintered; sintered
Prior art date: 2016-04-07
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

EP17779150.6A

Other languages

German (de)

French (fr)

Other versions

EP3441161A1 (en

Inventor

Tomoyuki Ishimine

Tetsuya Hayashi

Terukazu Tokuoka

Toshihiko Kaji

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.)

Sumitomo Electric Sintered Alloy Ltd

Sumitomo Electric Industries Ltd

Original Assignee

Sumitomo Electric Sintered Alloy Ltd

Sumitomo Electric Industries 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.)

2016-04-07

Filing date

2017-04-04

Publication date

2019-02-13

2017-04-04 Application filed by Sumitomo Electric Sintered Alloy Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Sintered Alloy Ltd

2019-02-13 Publication of EP3441161A4 publication Critical patent/EP3441161A4/en

2019-02-13 Publication of EP3441161A1 publication Critical patent/EP3441161A1/en

Status Pending legal-status Critical Current

Links

238000004519 manufacturing process Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

Classifications

- 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
- 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
- B22F1/06—Metallic powder characterised by the shape of the particles
- 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
- B22F3/10—Sintering 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/008—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of engine cylinder parts or of piston parts other than piston rings
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/06—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of threaded articles, e.g. nuts
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/08—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs
- B22F5/085—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of toothed articles, e.g. gear wheels; of cam discs with helical contours
- 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
- B22F5/00—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product
- B22F5/10—Manufacture of workpieces or articles from metallic powder characterised by the special shape of the product of articles with cavities or holes, not otherwise provided for in the preceding subgroups
- 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
- 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
- C22C33/0257—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements
- C22C33/0264—Making ferrous alloys by powder metallurgy characterised by the range of the alloying elements the maximum content of each alloying element not exceeding 5%
- 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
- B22F2003/026—Mold wall lubrication or article surface lubrication
- 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
- B22F3/24—After-treatment of workpieces or articles
- B22F2003/247—Removing material: carving, cleaning, grinding, hobbing, honing, lapping, polishing, milling, shaving, skiving, turning the surface
- 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
- B22F9/00—Making metallic powder or suspensions thereof
- B22F9/02—Making metallic powder or suspensions thereof using physical processes
- B22F9/06—Making metallic powder or suspensions thereof using physical processes starting from liquid material
- B22F9/08—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying
- B22F9/082—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid
- B22F2009/0824—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid
- B22F2009/0828—Making metallic powder or suspensions thereof using physical processes starting from liquid material by casting, e.g. through sieves or in water, by atomising or spraying atomising using a fluid with a specific atomising fluid with water
- 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
- 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
- B22F2999/00—Aspects linked to processes or compositions used in powder metallurgy
- 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

Landscapes

Engineering & Computer Science (AREA)
Mechanical Engineering (AREA)
Chemical & Material Sciences (AREA)
Manufacturing & Machinery (AREA)
Materials Engineering (AREA)
Metallurgy (AREA)
Organic Chemistry (AREA)
Nanotechnology (AREA)
Powder Metallurgy (AREA)

EP17779150.6A 2016-04-07 2017-04-04 Method for manufacturing sintered compact, and sintered compact Pending EP3441161A1 (en)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
JP2016077069A JP6509771B2 (en)	2016-04-07	2016-04-07	Method of manufacturing sintered body
PCT/JP2017/014145 WO2017175772A1 (en)	2016-04-07	2017-04-04	Method for manufacturing sintered compact, and sintered compact

Publications (2)

Publication Number	Publication Date
EP3441161A4 true EP3441161A4 (en)	2019-02-13
EP3441161A1 EP3441161A1 (en)	2019-02-13

Family

ID=60001295

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
EP17779150.6A Pending EP3441161A1 (en)	2016-04-07	2017-04-04	Method for manufacturing sintered compact, and sintered compact

Country Status (5)

Country	Link
US (1)	US20180236548A1 (en)
EP (1)	EP3441161A1 (en)
JP (1)	JP6509771B2 (en)
CN (1)	CN107921535B (en)
WO (1)	WO2017175772A1 (en)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPWO2018216461A1 (en) *	2017-05-26	2020-02-27	住友電気工業株式会社	Manufacturing method of sintered member
WO2019181453A1 (en) *	2018-03-22	2019-09-26	日本電産株式会社	Raw material powder, sintered gear production method, and sintered gear
JP7221028B2 (en) *	2018-11-15	2023-02-13	住友電気工業株式会社	Manufacturing method of sintered gear
JP7114623B2 (en)	2019-01-30	2022-08-08	住友電気工業株式会社	Sintered material and method for producing sintered material
JPWO2020158788A1 (en) *	2019-01-30	2021-12-02	住友電気工業株式会社	Sintered materials, gears, and methods for manufacturing sintered materials
DE112020001074T5 (en)	2019-03-05	2021-12-23	Sumitomo Electric Industries, Ltd.	Process for the production of a sintered part
US20220152701A1 (en) *	2019-04-24	2022-05-19	Sumitomo Electric Industries, Ltd.	Method of making sintered body, and powder compact
WO2020217331A1 (en)	2019-04-24	2020-10-29	住友電工焼結合金株式会社	Manufacturing system and manufacturing method for sintered compact
CN113677461B (en) *	2019-05-08	2024-01-02	住友电气工业株式会社	Method for manufacturing sintered gear
US11707785B1 (en) *	2019-07-22	2023-07-25	Keystone Powdered Metal Company	Powder metal parts with improved machinability
US20210026308A1 (en) *	2019-07-22	2021-01-28	Fossil Group, Inc.	Subtractive manufacturing of an oversized mim blank
JP7114817B2 (en) *	2019-08-30	2022-08-08	住友電気工業株式会社	Sintered material and method for producing sintered material
CN114269495B (en) *	2019-08-30	2023-12-26	住友电气工业株式会社	Sintered gear and method for manufacturing sintered gear
US11802617B2 (en)	2020-10-22	2023-10-31	Sumitomo Electric Industries, Ltd.	Method of manufacturing sintered gear
CN112775429A (en) *	2020-12-24	2021-05-11	朱亚岩	Manufacturing method of lettering die
CN113098163B (en) *	2021-04-19	2023-03-24	云南铜业压铸科技有限公司	Preparation method of cast copper rotor for high-rotation-speed motor
DE202024100893U1 (en)	2023-11-29	2024-04-04	Sacmi Cooperativa Meccanici Imola Societa' Cooperativa	Device for pressing metal powders to produce helical gears

Citations (4)

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Publication number	Priority date	Publication date	Assignee	Title
WO2002028576A2 (en) *	2000-10-03	2002-04-11	Keystone Investment Corporation	Method for forming powder metal gears
WO2005102565A1 (en) *	2004-04-21	2005-11-03	Höganäs Ab	Sintered metal parts and method for the manufacturing thereof
US20150217371A1 (en) *	2014-01-31	2015-08-06	Seiko Epson Corporation	Manufacturing method of compact, manufacturing method of structure, and cutting processed material
DE102014110903A1 (en) *	2014-07-31	2016-02-04	Hoerbiger Antriebstechnik Holding Gmbh	Method for producing a sliding sleeve ring

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JPH07145442A (en) *	1993-03-15	1995-06-06	Alps Electric Co Ltd	Soft magnetic alloy compact and its production
JPH08104904A (en) *	1994-10-03	1996-04-23	Mitsubishi Materials Corp	Powder compacting mold of internal helical gear
US6042949A (en) *	1998-01-21	2000-03-28	Materials Innovation, Inc.	High strength steel powder, method for the production thereof and method for producing parts therefrom
JPH11315305A (en) *	1998-05-07	1999-11-16	Injex:Kk	Manufacture of sintered body
SE0203133D0 (en) *	2002-10-22	2002-10-22	Hoeganaes Ab	Iron-based powder
JP2004323939A (en) *	2003-04-25	2004-11-18	Sumitomo Denko Shoketsu Gokin Kk	Method for manufacturing sintered part
CN101769370A (en) *	2010-03-02	2010-07-07	扬州保来得科技实业有限公司	Powder metallurgy eccentric helical gear and preparation method thereof
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2016
- 2016-04-07 JP JP2016077069A patent/JP6509771B2/en active Active
2017
- 2017-04-04 EP EP17779150.6A patent/EP3441161A1/en active Pending
- 2017-04-04 CN CN201780002715.2A patent/CN107921535B/en active Active
- 2017-04-04 WO PCT/JP2017/014145 patent/WO2017175772A1/en active Application Filing
- 2017-04-04 US US15/750,703 patent/US20180236548A1/en not_active Abandoned

Patent Citations (4)

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Publication number	Priority date	Publication date	Assignee	Title
WO2002028576A2 (en) *	2000-10-03	2002-04-11	Keystone Investment Corporation	Method for forming powder metal gears
WO2005102565A1 (en) *	2004-04-21	2005-11-03	Höganäs Ab	Sintered metal parts and method for the manufacturing thereof
US20150217371A1 (en) *	2014-01-31	2015-08-06	Seiko Epson Corporation	Manufacturing method of compact, manufacturing method of structure, and cutting processed material
DE102014110903A1 (en) *	2014-07-31	2016-02-04	Hoerbiger Antriebstechnik Holding Gmbh	Method for producing a sliding sleeve ring

Non-Patent Citations (3)

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Title
ROBERT-PERRON E ET AL: "MACHINABILITY OF GREEN POWDER METALLURGY COMPONENTS: PART I. CHARACTERIZATION OF THE INFLUENCE OF TOOL WEAR", METALLURGICAL AND MATERIALS TRANSACTIONS A: PHYSICAL METALLURGY & MATERIALS SCIENCE, ASM INTERNATIONAL, MATERIALS PARK, OH, US, vol. 6, no. 38A, 1 June 2007 (2007-06-01), pages 1330 - 1336, XP001508165, ISSN: 1073-5623, DOI: 10.1007/S11661-007-9191-9 *
ROBERT-PERRON E ET AL: "MACHINABILITY OF GREEN POWDER METALLURGY COMPONENTS: PART II. SINTERED PROPERTIES OF COMPONENTS MACHINED IN GREEN STATE", METALLURGICAL AND MATERIALS TRANSACTIONS A: PHYSICAL METALLURGY & MATERIALS SCIENCE, ASM INTERNATIONAL, MATERIALS PARK, OH, US, vol. 6, no. 38A, 1 June 2007 (2007-06-01), pages 1337 - 1342, XP001508166, ISSN: 1073-5623, DOI: 10.1007/S11661-007-9187-5 *
See also references of WO2017175772A1 *

Also Published As

Publication number	Publication date
WO2017175772A1 (en)	2017-10-12
JP6509771B2 (en)	2019-05-08
JP2017186625A (en)	2017-10-12
EP3441161A1 (en)	2019-02-13
CN107921535A (en)	2018-04-17
CN107921535B (en)	2020-06-30
US20180236548A1 (en)	2018-08-23

Legal Events

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2017-10-13	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE
2019-01-11	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
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2019-02-13	17P	Request for examination filed	Effective date: 20180202
2019-02-13	A4	Supplementary search report drawn up and despatched	Effective date: 20190104
2019-02-13	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
2019-02-13	AX	Request for extension of the european patent	Extension state: BA ME
2019-07-17	DAV	Request for validation of the european patent (deleted)
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2024-02-22	STAA	Information on the status of an ep patent application or granted ep patent	Free format text: STATUS: GRANT OF PATENT IS INTENDED
2024-03-13	RIC1	Information provided on ipc code assigned before grant	Ipc: B22F 9/08 20060101ALN20240208BHEP Ipc: B22F 1/10 20220101ALI20240208BHEP Ipc: B22F 1/06 20220101ALI20240208BHEP Ipc: B22F 5/10 20060101ALI20240208BHEP Ipc: B22F 5/06 20060101ALI20240208BHEP Ipc: B22F 5/00 20060101ALI20240208BHEP Ipc: C22C 38/00 20060101ALI20240208BHEP Ipc: C22C 33/02 20060101ALI20240208BHEP Ipc: B22F 3/03 20060101ALI20240208BHEP Ipc: B22F 3/24 20060101ALI20240208BHEP Ipc: B22F 3/02 20060101ALI20240208BHEP Ipc: B22F 3/10 20060101ALI20240208BHEP Ipc: B22F 5/08 20060101AFI20240208BHEP
2024-03-20	INTG	Intention to grant announced	Effective date: 20240223
2024-03-20	RIN1	Information on inventor provided before grant (corrected)	Inventor name: KAJI, TOSHIHIKO Inventor name: TOKUOKA, TERUKAZU Inventor name: HAYASHI, TETSUYA Inventor name: ISHIMINE, TOMOYUKI

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