KR950017821A - Manufacturing method of carbon brush for rotary electric - Google Patents

Manufacturing method of carbon brush for rotary electric Download PDF

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Publication number
KR950017821A
KR950017821A KR1019930027819A KR930027819A KR950017821A KR 950017821 A KR950017821 A KR 950017821A KR 1019930027819 A KR1019930027819 A KR 1019930027819A KR 930027819 A KR930027819 A KR 930027819A KR 950017821 A KR950017821 A KR 950017821A
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KR
South Korea
Prior art keywords
carbon brush
graphite
bonding force
resin
manufacturing
Prior art date
Application number
KR1019930027819A
Other languages
Korean (ko)
Other versions
KR100236459B1 (en
Inventor
정태승
김성수
Original Assignee
정몽원
만도기계 주식회사
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Priority to KR1019930027819A priority Critical patent/KR100236459B1/en
Publication of KR950017821A publication Critical patent/KR950017821A/en
Application granted granted Critical
Publication of KR100236459B1 publication Critical patent/KR100236459B1/en

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/515—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics
    • C04B35/52—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products based on non-oxide ceramics based on carbon, e.g. graphite
    • C04B35/522—Graphite
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B28—WORKING CEMENT, CLAY, OR STONE
    • B28B—SHAPING CLAY OR OTHER CERAMIC COMPOSITIONS; SHAPING SLAG; SHAPING MIXTURES CONTAINING CEMENTITIOUS MATERIAL, e.g. PLASTER
    • B28B1/00—Producing shaped prefabricated articles from the material
    • B28B1/26—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor
    • B28B1/265—Producing shaped prefabricated articles from the material by slip-casting, i.e. by casting a suspension or dispersion of the material in a liquid-absorbent or porous mould, the liquid being allowed to soak into or pass through the walls of the mould; Moulds therefor ; specially for manufacturing articles starting from a ceramic slip; Moulds therefor pressure being applied on the slip in the filled mould or on the moulded article in the mould, e.g. pneumatically, by compressing slip in a closed mould
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/626—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B
    • C04B35/63—Preparing or treating the powders individually or as batches ; preparing or treating macroscopic reinforcing agents for ceramic products, e.g. fibres; mechanical aspects section B using additives specially adapted for forming the products, e.g.. binder binders
    • C04B35/632—Organic additives
    • C04B35/634—Polymers
    • C04B35/63448—Polymers obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C04B35/63472—Condensation polymers of aldehydes or ketones
    • C04B35/63476—Phenol-formaldehyde condensation polymers
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B35/00—Shaped ceramic products characterised by their composition; Ceramics compositions; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/622—Forming processes; Processing powders of inorganic compounds preparatory to the manufacturing of ceramic products
    • C04B35/64—Burning or sintering processes
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3217—Aluminum oxide or oxide forming salts thereof, e.g. bauxite, alpha-alumina
    • C—CHEMISTRY; METALLURGY
    • C04—CEMENTS; CONCRETE; ARTIFICIAL STONE; CERAMICS; REFRACTORIES
    • C04B—LIME, MAGNESIA; SLAG; CEMENTS; COMPOSITIONS THEREOF, e.g. MORTARS, CONCRETE OR LIKE BUILDING MATERIALS; ARTIFICIAL STONE; CERAMICS; REFRACTORIES; TREATMENT OF NATURAL STONE
    • C04B2235/00—Aspects relating to ceramic starting mixtures or sintered ceramic products
    • C04B2235/02—Composition of constituents of the starting material or of secondary phases of the final product
    • C04B2235/30—Constituents and secondary phases not being of a fibrous nature
    • C04B2235/32—Metal oxides, mixed metal oxides, or oxide-forming salts thereof, e.g. carbonates, nitrates, (oxy)hydroxides, chlorides
    • C04B2235/3231—Refractory metal oxides, their mixed metal oxides, or oxide-forming salts thereof
    • C04B2235/3256—Molybdenum oxides, molybdates or oxide forming salts thereof, e.g. cadmium molybdate

Abstract

본 발명은 회전전기용 카본브러시 제조방법에 관한 것으로서, 특히 카본브러시 흑연입자간의 균일한 결합력을 갖도록 함과 동시에 함침공정으로 간편용이하게 제조할 수 있도록 한 카본브러시 제조방법에 관한 것이다.The present invention relates to a carbon brush manufacturing method for a rotary electric machine, and more particularly, to a carbon brush manufacturing method that can be easily produced by the impregnation process while having a uniform bonding force between the carbon brush graphite particles.

본 발명은 흑연(천연흑연 또는 인조흑연)에 황화몰리브덴(MOS2)나 삼산화알루미늄(Al2O3)를 1∼10 중량%를 첨가하는 혼합공정, 혼합물을 가압프레스로 리드선부착방법인 몰드법으로 1∼3ton/㎠로 가압하는 성형공정, 상기 성형제품에 결합력 향상을 위해 결합제(노블락형 페놀수지, 레졸형 페놀수지, 에폭시 수지, 프르프랄수지)를 모세관원리로 함침하는 함침공정, 함침된 성형제품을 700~800℃로 가열소성하는 소성공정을 거쳐 제조하여 균일한 결합력을 갖도록하여 품질을 가일층 향상시키고 공정의 단순화로 제조시간을 현저히 줄일 수 있도록 함이 그 특징이다.The present invention relates to a mixing process of adding 1 to 10% by weight of molybdenum sulfide (MOS 2 ) or aluminum trioxide (Al 2 O 3 ) to graphite (natural graphite or artificial graphite), and a method of molding a mixture by pressing a lead wire Molding process to pressurize to 1 to 3ton / ㎠, impregnation process of impregnating a binder (noblock-type phenolic resin, resol-type phenolic resin, epoxy resin, frfral resin) with capillary principle to improve the bonding force to the molded product, impregnated The molded product is manufactured by heating and firing at 700 ~ 800 ℃ to have a uniform bonding force to further improve the quality and to significantly reduce the manufacturing time by simplifying the process.

Description

회전전기용 카본브러시 제조방법Manufacturing method of carbon brush for rotary electric

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

제1도는 종래의 제조방법을 설명하려는 제조공정 블럭도.1 is a manufacturing process block diagram illustrating a conventional manufacturing method.

제2도는 본 발명의 제조공정 블럭도.2 is a manufacturing process block diagram of the present invention.

Claims (1)

흑연(천연흑연 또는 인조흑연)에 황화몰리브덴(MOS2)나 삼산화알루미늄(Al2O3)를 1∼10중량%를 첨가하는 혼합공정, 혼합물을 가압프레스로 리드선부착방법인 몰드법으로 1∼3ton/㎠로 가압하는 성형 공정, 상기 성형제품에 결합력 향상을 위해 결합제(노블락형 페놀수지, 레졸형 페놀수지, 에폭시수지, 프르프랄수지)를 모세관원리로 함침하는 함침공정, 함침된 성형제품을 700∼800℃로 가열소성하는 소성공정을 거쳐 제조되는 것을 특징으로 하는 회전전기용 카본브러시 제조방법.Mixing process of adding 1 to 10% by weight of molybdenum sulfide (MOS 2 ) or aluminum trioxide (Al 2 O 3 ) to graphite (natural graphite or artificial graphite); Molding process to pressurize to 3ton / ㎠, impregnation process of impregnating a binder (noblock type phenol resin, resol type phenol resin, epoxy resin, frfral resin) with capillary principle, to improve the bonding force to the molded product, impregnated molded product A carbon brush manufacturing method for a rotary electric machine, which is manufactured through a firing step of heating and firing at 700 to 800 ° C. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임.※ Note: The disclosure is based on the initial application.
KR1019930027819A 1993-12-15 1993-12-15 A process for preparing carbon brush KR100236459B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR1019930027819A KR100236459B1 (en) 1993-12-15 1993-12-15 A process for preparing carbon brush

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1019930027819A KR100236459B1 (en) 1993-12-15 1993-12-15 A process for preparing carbon brush

Publications (2)

Publication Number Publication Date
KR950017821A true KR950017821A (en) 1995-07-20
KR100236459B1 KR100236459B1 (en) 2000-01-15

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ID=19371059

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019930027819A KR100236459B1 (en) 1993-12-15 1993-12-15 A process for preparing carbon brush

Country Status (1)

Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990061399A (en) * 1997-12-31 1999-07-26 오상수 Metal Graphite Brush Manufacturing Method

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06189506A (en) * 1992-12-15 1994-07-08 Hitachi Chem Co Ltd Manufacture of carbon brush for rotating electric machine

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990061399A (en) * 1997-12-31 1999-07-26 오상수 Metal Graphite Brush Manufacturing Method

Also Published As

Publication number Publication date
KR100236459B1 (en) 2000-01-15

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