KR830002895A - Method for producing porous sintered plate half of metal - Google Patents

Method for producing porous sintered plate half of metal Download PDF

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Publication number
KR830002895A
KR830002895A KR1019800001468A KR800001468A KR830002895A KR 830002895 A KR830002895 A KR 830002895A KR 1019800001468 A KR1019800001468 A KR 1019800001468A KR 800001468 A KR800001468 A KR 800001468A KR 830002895 A KR830002895 A KR 830002895A
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KR
South Korea
Prior art keywords
metal material
metal
fire
charged
resistant
Prior art date
Application number
KR1019800001468A
Other languages
Korean (ko)
Other versions
KR850000693B1 (en
Inventor
마사토시 츠다
타케시 고바야시
가츠미 가이타니
Original Assignee
오쿠야마 요시히로
가츠라기 산교오 가부시키 가이샤
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Application filed by 오쿠야마 요시히로, 가츠라기 산교오 가부시키 가이샤 filed Critical 오쿠야마 요시히로
Priority to KR1019800001468A priority Critical patent/KR850000693B1/en
Publication of KR830002895A publication Critical patent/KR830002895A/en
Application granted granted Critical
Publication of KR850000693B1 publication Critical patent/KR850000693B1/en

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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
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/02—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers
    • B22F7/04—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite layers with one or more layers not made from powder, e.g. made from solid metal
    • 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
    • B22F7/00—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression
    • B22F7/06—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools
    • B22F7/08—Manufacture of composite layers, workpieces, or articles, comprising metallic powder, by sintering the powder, with or without compacting wherein at least one part is obtained by sintering or compression of composite workpieces or articles from parts, e.g. to form tipped tools with one or more parts not made from powder

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Composite Materials (AREA)
  • Manufacturing & Machinery (AREA)
  • Materials Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Powder Metallurgy (AREA)

Abstract

내용 없음No content

Description

금속의 다공질 소결 판상체 반 그의 제조방법Method for producing porous sintered plate half of metal

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음As this is a public information case, the full text was not included.

제 1도의 본 발명의 다공질 소결 판상체의 일예의 단면도.Sectional drawing of an example of the porous sintered plate-shaped object of this invention of FIG.

제 2도는 본 발명의 다공질 소결 판상체의 다른 예의 단면도.2 is a cross-sectional view of another example of the porous sintered plate-like member of the present invention.

제 3도는 본 발명의 다공질 소결 판상체를 제조하기 위한 장치의 일예를 나타내는 단면도.3 is a cross-sectional view showing an example of an apparatus for producing the porous sintered plate-like body of the present invention.

Claims (1)

한쌍의 내화성 측벽, 내화성 저벽 및 다수의 대향 전극쌍으로 형성된 형틀내에 금속입자를 장입하고 형틀내의 금속재료를 내화성 프레스에 의해 소정의 초기 전기 저항치로 될 때까지 가입하고, 전극에 통전하여 금속재료 전체가 거의 그의 변태온도로 될 때까지 개개의 전극쌍에 전류를 제어하면서 통전하고, 이어서, 금속재료 전체를 그의 소결온도까지 승온시켜 소결시킴을 특징으로 하며, 또 금속 재료의 장입시에 입자크기가 다른 금속 입자의 층을 다수층으로 하여 장입하거나 또는 장입 금속재료내에 두께 방향에서 층상으로 온도차가 발생되게 함을 특징으로 하는, 가압 및 소결에 의해 일체적으로 그리고 서로 직접 결합된 금속입자로 되고, 다공성 구조로 되어 있으며, 판상체의 두께 방향에서 층상으로 밀도 변화를 갖는 다공질 소결 금속 판상체의 제조방법.The metal particles are charged into the mold formed by a pair of fire-resistant side walls, fire-resistant bottom walls and a plurality of counter electrode pairs, and the metal material in the mold is joined until the predetermined initial electrical resistance is reached by a fire-resistant press, and the electrode is energized so that the entire metal material is filled. Is supplied while controlling the current to the respective electrode pairs until the temperature becomes nearly its transformation temperature, and then the entire metal material is heated up to its sintering temperature and sintered, and the particle size at the time of charging the metal material The metal particles are integrally and directly bonded to each other by pressing and sintering, characterized in that they are charged with a plurality of layers of other metal particles or a temperature difference is generated in a layered manner in the thickness direction in the charged metal material, Porous sintered metal plate with porous structure and having density change in layer form in the thickness direction of the plate body Method of producing a body. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019800001468A 1980-04-09 1980-04-09 Sinterd porous metal plate KR850000693B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019800001468A KR850000693B1 (en) 1980-04-09 1980-04-09 Sinterd porous metal plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019800001468A KR850000693B1 (en) 1980-04-09 1980-04-09 Sinterd porous metal plate

Publications (2)

Publication Number Publication Date
KR830002895A true KR830002895A (en) 1983-05-31
KR850000693B1 KR850000693B1 (en) 1985-05-15

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ID=19216185

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019800001468A KR850000693B1 (en) 1980-04-09 1980-04-09 Sinterd porous metal plate

Country Status (1)

Country Link
KR (1) KR850000693B1 (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100373741B1 (en) * 2000-07-21 2003-02-26 주식회사일진 A process for producing porous aluminum using the pressure-assisted current sintering

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100373741B1 (en) * 2000-07-21 2003-02-26 주식회사일진 A process for producing porous aluminum using the pressure-assisted current sintering

Also Published As

Publication number Publication date
KR850000693B1 (en) 1985-05-15

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