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
EP3441161A4 EP17779150.6A EP17779150A EP3441161A4 EP 3441161 A4 EP3441161 A4 EP 3441161A4 EP 17779150 A EP17779150 A EP 17779150A EP 3441161 A4 EP3441161 A4 EP 3441161A4
Authority
EP
European Patent Office
Prior art keywords
sintered compact
manufacturing
compact
manufacturing sintered
sintered
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.)
Granted
Application number
EP17779150.6A
Other languages
German (de)
French (fr)
Other versions
EP3441161A1 (en
EP3441161B1 (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.)
Filing date
Publication date
Application filed by Sumitomo Electric Sintered Alloy Ltd, Sumitomo Electric Industries Ltd filed Critical Sumitomo Electric Sintered Alloy Ltd
Publication of EP3441161A1 publication Critical patent/EP3441161A1/en
Publication of EP3441161A4 publication Critical patent/EP3441161A4/en
Application granted granted Critical
Publication of EP3441161B1 publication Critical patent/EP3441161B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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 Active EP3441161B1 (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 (3)

Publication Number Publication Date
EP3441161A1 EP3441161A1 (en) 2019-02-13
EP3441161A4 true EP3441161A4 (en) 2019-02-13
EP3441161B1 EP3441161B1 (en) 2024-07-17

Family

ID=60001295

Family Applications (1)

Application Number Title Priority Date Filing Date
EP17779150.6A Active EP3441161B1 (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) EP3441161B1 (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
WO2018216461A1 (en) * 2017-05-26 2018-11-29 住友電気工業株式会社 Sintered member and method for producing same
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
DE112020000592T5 (en) 2019-01-30 2021-12-16 Sumitomo Electric Industries, Ltd. Sintered material, gear and method for producing the sintered material
US20210162498A1 (en) 2019-01-30 2021-06-03 Sumitomo Electric Industries, Ltd. Sintered material and method of manufacturing sintered material
CN113272088A (en) * 2019-03-05 2021-08-17 住友电气工业株式会社 Method for producing sintered body
WO2020218069A1 (en) * 2019-04-24 2020-10-29 住友電気工業株式会社 Sintered body production method and green compact
US20220176448A1 (en) 2019-04-24 2022-06-09 Sumitomo Electric Sintered Alloy, Ltd. Manufacturing system and manufacturing method of sintered product
WO2020226111A1 (en) * 2019-05-08 2020-11-12 住友電気工業株式会社 Sintered gear manufacturing method
US12085897B2 (en) 2019-07-22 2024-09-10 Fossil Group, Inc. Subtractive manufacturing of an oversized MIM blank
US11707785B1 (en) * 2019-07-22 2023-07-25 Keystone Powdered Metal Company Powder metal parts with improved machinability
DE112019007667T5 (en) * 2019-08-30 2022-06-15 Sumitomo Electric Industries, Ltd. Sintered material and method of making sintered material
WO2021038879A1 (en) * 2019-08-30 2021-03-04 住友電気工業株式会社 Sintered gear
CN116323041B (en) * 2020-10-22 2023-09-29 住友电气工业株式会社 Method for 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)

* Cited by examiner, † Cited by third party
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

Family Cites Families (11)

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Publication number Priority date Publication date Assignee Title
JPS55122804A (en) * 1979-03-15 1980-09-20 Toshiba Corp Production of sintered part
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
JP5906054B2 (en) * 2011-10-14 2016-04-20 住友電気工業株式会社 Molding method of green compact
JP2015531027A (en) * 2012-08-14 2015-10-29 ナノジェスション インコーポレイテッド Technology using lubricated composites in the manufacture of parts from metal powders.
JP5936954B2 (en) * 2012-08-23 2016-06-22 Ntn株式会社 Manufacturing method of machine parts

Patent Citations (4)

* Cited by examiner, † Cited by third party
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)

* Cited by examiner, † Cited by third party
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
JP6509771B2 (en) 2019-05-08
CN107921535A (en) 2018-04-17
JP2017186625A (en) 2017-10-12
US20180236548A1 (en) 2018-08-23
EP3441161A1 (en) 2019-02-13
WO2017175772A1 (en) 2017-10-12
CN107921535B (en) 2020-06-30
EP3441161B1 (en) 2024-07-17

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