KR950023468A - Manufacturing method of metal powder - Google Patents

Manufacturing method of metal powder Download PDF

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Publication number
KR950023468A
KR950023468A KR1019940001781A KR19940001781A KR950023468A KR 950023468 A KR950023468 A KR 950023468A KR 1019940001781 A KR1019940001781 A KR 1019940001781A KR 19940001781 A KR19940001781 A KR 19940001781A KR 950023468 A KR950023468 A KR 950023468A
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KR
South Korea
Prior art keywords
metal powder
mixer
liquid metal
inorganic solvent
powder
Prior art date
Application number
KR1019940001781A
Other languages
Korean (ko)
Other versions
KR960013893B1 (en
Inventor
윤우영
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윤우영
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 윤우영 filed Critical 윤우영
Priority to KR1019940001781A priority Critical patent/KR960013893B1/en
Publication of KR950023468A publication Critical patent/KR950023468A/en
Application granted granted Critical
Publication of KR960013893B1 publication Critical patent/KR960013893B1/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
    • 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

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  • Manufacture Of Metal Powder And Suspensions Thereof (AREA)

Abstract

본 발명은 입자크기의 제어가 용이하고 형상 및 입도분포가 균일한 금속분말의 제조방법에 관한 것으로, 용매추출장치의 원리를 이용하여 액체금속과 무기용매를 혼합기에서 회전날개를 이요하여 혼합하여 에멀션화시킨 다음 침전기에서 금속분말을 분리침전시키고 무기용매는 재순환시키는 방법에 의해 금속분말을 제조하는 방법이 제공된다.The present invention relates to a method for producing a metal powder that is easy to control the particle size and uniform in shape and particle size distribution, by using a principle of solvent extraction device to mix liquid metal and inorganic solvent by rotating rotor blade in a mixer to emulsion A method of preparing a metal powder is provided by a method of separating and precipitating the metal powder in a precipitator and recycling the inorganic solvent.

이와같은 본 발명에 따르면, 다양한 공정변수를 적절히 제어함으로써 소망하는 특성을 가지는 분말을 얻는 것이 용이하며 연속 조업이 가능하여 대량생산에도 적합한 잇점이 있다.According to the present invention as described above, it is easy to obtain a powder having desired characteristics by appropriately controlling various process variables, it is possible to continuous operation has the advantage that is suitable for mass production.

Description

금속분말의 제조방법Manufacturing method of metal powder

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

제1도는 본 발명에 사용된 장치의 개략도,1 is a schematic diagram of a device used in the present invention,

제2도는 본 발명에 사용된 장치에 있어서의 혼합기의 출구의 높이와 모터의 회전수에 따른 금속분말의 평균입경의 변화를 나타내는 그래프.2 is a graph showing the change of the average particle diameter of the metal powder according to the height of the outlet of the mixer and the rotation speed of the motor in the apparatus used in the present invention.

Claims (3)

임펠러가 부착된 회전봉(5)을 혼합기(2)내의 무기용매(7)에 침적하여 고속회전시켜 상기 혼합기(2)의 저부에 천공된 흡입구(11)을 통하여 액체금속(10)과 상기 무기용매(7)를 흡입혼합하여 에멀션화하는 단계; 및 상기 혼합기(2)로부터 유입되는 상기 에멀션화 된 혼합체를 침전기(3)에서 침전분리시켜 금속분말(1)을 회수하는 단계를 포함하는 금속 분말의 제조방법.The rotating rod 5 with the impeller is deposited on the inorganic solvent 7 in the mixer 2 and rotated at a high speed so that the liquid metal 10 and the inorganic solvent are formed through the suction port 11 drilled in the bottom of the mixer 2. Suction mixing (7) to emulsify; And recovering the metal powder (1) by precipitating and separating the emulsified mixture introduced from the mixer (2) in a precipitator (3). 제1항에 있어서, 액체금속의 혼합기(2)내로의 흡입을 보다 용이하게 하기 위하여 상기 회전봉(5)의 회전과 함께 가압수단(4)을 이용하여 상기 액체금속(10)을 가압함을 특징으로 하는 방법.2. The liquid metal (10) according to claim 1, characterized in that the liquid metal (10) is pressurized using the pressure means (4) together with the rotation of the rotating rod (5) to facilitate the suction of the liquid metal into the mixer (2). How to. 제1항 또는 제2항에 있어서, 상기 혼합기(2)를 2대이상 병렬로 설치하여 상기 에멀션화 공정을 2회이상 실시함을 특징으로 하는 방법.The method according to claim 1 or 2, characterized in that the emulsifying step is carried out two or more times by installing two or more mixers (2) in parallel. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019940001781A 1994-01-31 1994-01-31 Method of metal powder KR960013893B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019940001781A KR960013893B1 (en) 1994-01-31 1994-01-31 Method of metal powder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019940001781A KR960013893B1 (en) 1994-01-31 1994-01-31 Method of metal powder

Publications (2)

Publication Number Publication Date
KR950023468A true KR950023468A (en) 1995-08-18
KR960013893B1 KR960013893B1 (en) 1996-10-10

Family

ID=19376566

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019940001781A KR960013893B1 (en) 1994-01-31 1994-01-31 Method of metal powder

Country Status (1)

Country Link
KR (1) KR960013893B1 (en)

Also Published As

Publication number Publication date
KR960013893B1 (en) 1996-10-10

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