CN113646113A - 烧结体的制造方法及压粉成型体 - Google Patents

烧结体的制造方法及压粉成型体 Download PDF

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Publication number
CN113646113A
CN113646113A CN202080021351.4A CN202080021351A CN113646113A CN 113646113 A CN113646113 A CN 113646113A CN 202080021351 A CN202080021351 A CN 202080021351A CN 113646113 A CN113646113 A CN 113646113A
Authority
CN
China
Prior art keywords
density region
powder
sintered body
mold
compact
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.)
Pending
Application number
CN202080021351.4A
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English (en)
Chinese (zh)
Inventor
伊志岭朝之
江头繁树
野田宗巨
田代敬之
岛内一诚
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 CN113646113A publication Critical patent/CN113646113A/zh
Pending legal-status Critical Current

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    • 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
    • B22F3/16—Both compacting and sintering in successive or repeated steps
    • B22F3/162—Machining, working after consolidation
    • 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
    • B22F1/00—Metallic powder; Treatment of metallic powder, e.g. to facilitate working or to improve properties
    • B22F1/09—Mixtures of metallic powders
    • 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
    • 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
    • B22F2301/00—Metallic composition of the powder or its coating
    • B22F2301/35—Iron
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Metallurgy (AREA)
  • Organic Chemistry (AREA)
  • Powder Metallurgy (AREA)
CN202080021351.4A 2019-04-24 2020-04-13 烧结体的制造方法及压粉成型体 Pending CN113646113A (zh)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2019-082632 2019-04-24
JP2019082632 2019-04-24
PCT/JP2020/016336 WO2020218069A1 (ja) 2019-04-24 2020-04-13 焼結体の製造方法、および圧粉成形体

Publications (1)

Publication Number Publication Date
CN113646113A true CN113646113A (zh) 2021-11-12

Family

ID=72941898

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080021351.4A Pending CN113646113A (zh) 2019-04-24 2020-04-13 烧结体的制造方法及压粉成型体

Country Status (5)

Country Link
US (2) US12076791B2 (https=)
JP (1) JP7374184B2 (https=)
CN (1) CN113646113A (https=)
DE (1) DE112020002102T5 (https=)
WO (1) WO2020218069A1 (https=)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114871434A (zh) * 2022-04-25 2022-08-09 泉州众志新材料科技有限公司 金刚石刀头的热压模具、金刚石刀头的制备方法、金刚石刀头及金刚石钻头
CN117655327A (zh) * 2023-12-11 2024-03-08 湖南湘投轻材科技股份有限公司 薄壁框体产品的制备方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110842206B (zh) * 2019-11-12 2021-08-31 丹阳市剑庐工具有限公司 一种六角高扭钻柄的制备方法
DE102019134153A1 (de) * 2019-12-12 2021-06-17 Gkn Sinter Metals Engineering Gmbh Sinterteil und Verfahren zu dessen Herstellung

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001252793A (ja) * 2000-03-09 2001-09-18 Hitachi Powdered Metals Co Ltd 圧粉体の成形方法
JP2006161070A (ja) * 2004-12-02 2006-06-22 Toyota Industries Corp 圧粉体の製造方法
JP2007262536A (ja) * 2006-03-29 2007-10-11 Hitachi Powdered Metals Co Ltd 焼結歯車およびその製造方法
CN107407332A (zh) * 2015-03-17 2017-11-28 Ntn株式会社 烧结轴承的制造方法以及烧结轴承
CN107921535A (zh) * 2016-04-07 2018-04-17 住友电气工业株式会社 制作烧结体的方法及烧结体
WO2018216461A1 (ja) * 2017-05-26 2018-11-29 住友電気工業株式会社 焼結部材の製造方法

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP3173398B2 (ja) * 1996-12-03 2001-06-04 三菱マテリアル株式会社 粉末成形方法
DE19850326A1 (de) * 1998-11-02 2000-05-04 Gkn Sinter Metals Holding Gmbh Verfahren zur Herstellung eines gesinterten Bauteils mit Nachverformung des Grünlings
WO2005103315A1 (ja) * 2004-04-23 2005-11-03 Kabushiki Kaisha Toyota Chuo Kenkyusho 鉄基焼結合金、鉄基焼結合金部材およびそれらの製造方法
US7905018B2 (en) 2006-03-29 2011-03-15 Hitachi Powdered Metals Co., Ltd. Production method for sintered gear
US8220153B2 (en) * 2006-05-26 2012-07-17 Hitachi Powdered Metals Co., Ltd. Production method for complex bearing
WO2012077750A1 (ja) * 2010-12-08 2012-06-14 アイダエンジニアリング株式会社 高強度焼結成形体の製造方法およびその製造装置
JP2019082632A (ja) 2017-10-31 2019-05-30 株式会社ジャパンディスプレイ 表示装置

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001252793A (ja) * 2000-03-09 2001-09-18 Hitachi Powdered Metals Co Ltd 圧粉体の成形方法
JP2006161070A (ja) * 2004-12-02 2006-06-22 Toyota Industries Corp 圧粉体の製造方法
JP2007262536A (ja) * 2006-03-29 2007-10-11 Hitachi Powdered Metals Co Ltd 焼結歯車およびその製造方法
CN107407332A (zh) * 2015-03-17 2017-11-28 Ntn株式会社 烧结轴承的制造方法以及烧结轴承
CN107921535A (zh) * 2016-04-07 2018-04-17 住友电气工业株式会社 制作烧结体的方法及烧结体
WO2018216461A1 (ja) * 2017-05-26 2018-11-29 住友電気工業株式会社 焼結部材の製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114871434A (zh) * 2022-04-25 2022-08-09 泉州众志新材料科技有限公司 金刚石刀头的热压模具、金刚石刀头的制备方法、金刚石刀头及金刚石钻头
CN114871434B (zh) * 2022-04-25 2024-04-12 泉州众志新材料科技有限公司 金刚石刀头的热压模具、金刚石刀头的制备方法、金刚石刀头及金刚石钻头
CN117655327A (zh) * 2023-12-11 2024-03-08 湖南湘投轻材科技股份有限公司 薄壁框体产品的制备方法

Also Published As

Publication number Publication date
US20220152701A1 (en) 2022-05-19
JP7374184B2 (ja) 2023-11-06
WO2020218069A1 (ja) 2020-10-29
US20240375175A1 (en) 2024-11-14
JPWO2020218069A1 (https=) 2020-10-29
DE112020002102T5 (de) 2022-03-10
US12076791B2 (en) 2024-09-03

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