CN108373581A - A kind of preparation method of carbon fibre composite auto parts and components - Google Patents

A kind of preparation method of carbon fibre composite auto parts and components Download PDF

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Publication number
CN108373581A
CN108373581A CN201810124998.4A CN201810124998A CN108373581A CN 108373581 A CN108373581 A CN 108373581A CN 201810124998 A CN201810124998 A CN 201810124998A CN 108373581 A CN108373581 A CN 108373581A
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CN
China
Prior art keywords
carbon
oxidation
auto parts
carbon fibre
carbon fiber
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Pending
Application number
CN201810124998.4A
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Chinese (zh)
Inventor
朱光远
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Haining Letter Bee Mstar Technology Ltd
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Haining Letter Bee Mstar Technology Ltd
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Priority to CN201810124998.4A priority Critical patent/CN108373581A/en
Publication of CN108373581A publication Critical patent/CN108373581A/en
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K7/00—Use of ingredients characterised by shape
    • C08K7/02—Fibres or whiskers
    • C08K7/04—Fibres or whiskers inorganic
    • C08K7/06—Elements
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/02—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor for making articles of definite length, i.e. discrete articles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C39/00—Shaping by casting, i.e. introducing the moulding material into a mould or between confining surfaces without significant moulding pressure; Apparatus therefor
    • B29C39/22—Component parts, details or accessories; Auxiliary operations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/06—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the heating method
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
    • B32B37/10—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by the pressing technique, e.g. using action of vacuum or fluid pressure
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J7/00—Chemical treatment or coating of shaped articles made of macromolecular substances
    • C08J7/12—Chemical modification
    • C08J7/16—Chemical modification with polymerisable compounds
    • C08J7/18—Chemical modification with polymerisable compounds using wave energy or particle radiation
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/145—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from pitch or distillation residues
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/16—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from products of vegetable origin or derivatives thereof, e.g. from cellulose acetate
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
    • D01F9/00—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments
    • D01F9/08—Artificial filaments or the like of other substances; Manufacture thereof; Apparatus specially adapted for the manufacture of carbon filaments of inorganic material
    • D01F9/12—Carbon filaments; Apparatus specially adapted for the manufacture thereof
    • D01F9/14—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments
    • D01F9/20—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products
    • D01F9/21—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds
    • D01F9/22—Carbon filaments; Apparatus specially adapted for the manufacture thereof by decomposition of organic filaments from polyaddition, polycondensation or polymerisation products from macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds from polyacrylonitriles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2307/00—Properties of the layers or laminate
    • B32B2307/50—Properties of the layers or laminate having particular mechanical properties
    • B32B2307/558—Impact strength, toughness
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B2605/00—Vehicles
    • B32B2605/08—Cars
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2363/00—Characterised by the use of epoxy resins; Derivatives of epoxy resins

Abstract

The invention discloses a kind of preparation methods of carbon fibre composite auto parts and components, include the following steps：S1, carbon fibre fabric is prepared：（1.1）Choose polyacrylonitrile fibre, pitch fibers, viscose or phenolic fibre material；（1.2）By step（1.1）In material experience fibre spinning, thermostabilization（Pre-oxidation）, oxidation, carbonization Four processes after these processes, the precursor of carbon fiber can be obtained therebetween along with chemical changes such as dehydrogenation, cyclisation, pre-oxidation, oxidation and deoxidations；（1.3）Carbon fiber can be impregnated in the epoxy by placing machinery automatically, after starching, epoxy resin is put to pressurize in a vacuum it is cured, you can obtain carbon fibre fabric.Compared with other technologies of preparing, technological process is simple, ripe, greatly improves the use quality of half auto parts and components, saves the energy, improves the performance of auto parts and components.

Description

A kind of preparation method of carbon fibre composite auto parts and components
Technical field
The present invention relates to automotive parts manufacturing technologies, more specifically more particularly to a kind of carbon fiber composite Expect the preparation method of auto parts and components.
Background technology
Carbon fiber is in traditional use in addition to as heat-insulating material.Mostly resin, gold are added to as reinforcing material In the materials such as category, ceramics, concrete, composite material is constituted.Carbon fiber has become the most important reinforcing material of advanced composite material. Have light and strong, light and rigid, high temperature resistant, corrosion-resistant, endurance, structure size stability good due to carbon fibre composite and Design is good, can large area global formation the features such as, obtained in the every field of aerospace, defence and military and civilian industry Extensive use.
But existing carbon fiber can not ensure the stability of carbon fiber internal structure during preparation, and resist outer The energy force difference that boundary resists, damages, and technological process is complex to the performance of carbon fiber, is not easy to auto parts and components It is processed, for this purpose, it is proposed that a kind of preparation method of carbon fibre composite auto parts and components.
Invention content
The purpose of the present invention is to solve disadvantages existing in the prior art, and a kind of carbon fibre composite proposed The preparation method of auto parts and components, it is the processing technology for realizing auto parts and components to reduce the more efficient of product rejection rate.
To achieve the above object, the present invention provides the following technical solutions：A kind of carbon fibre composite auto parts and components Preparation method includes the following steps：
S1, carbon fibre fabric is prepared：
（1.1）Choose polyacrylonitrile fibre, pitch fibers, viscose or phenolic fibre material；
（1.2）By step（1.1）In material experience fibre spinning, thermostabilization（Pre-oxidation）, oxidation, carbonization Four processes, Therebetween along with chemical changes such as dehydrogenation, cyclisation, pre-oxidation, oxidation and deoxidations, after these processes, carbon fiber can be obtained The precursor of dimension；
（1.3）Carbon fiber can be impregnated in the epoxy by placing machinery automatically, after starching, epoxy resin is placed on Pressurization cures it in vacuum, you can obtains carbon fibre fabric.；
S2, surface treatment of carbon fibers：
（2.1）By step（1.3）Middle carbon fibre fabric surface coats poly- aikyiaiurnirsoxan beta, and in high-temperature heat treatment, carbon fiber surface generates Aluminum oxide coating layer；
（2.2）By step（2.1）In electropolymerization method of carbon fiber under the action of electric field force, can make containing active group Monomer forms a film in the surface aggregate of carbon fiber；
S3, cladding：By step（2.2）The carbon fibre composite of preparation is superimposed with steel plate, and process is hot-forming, is cooled and shaped, Cladding can be prepared and be molded；
S4, moulding process：
（4.1）Cladding in step S3 is stirred continuously in high temperature casting, casting, the temperature of casting is maintained at 130 DEG C -150 Between DEG C, casting liq can be obtained；
（4.2）By step（4.1）The liquid of middle gained pours in mold, and mould inside is using flowing water cooling；
（4.3）By step（4.1）In auto parts after cooling demoulding take out.
Preferably, carbon fibre composite is superposed to 4 layers with steel plate.
Preferably, sealing structure, circulating water is used to use and recycle after pouring mold.
The technique effect and advantage of the present invention：
1, firm：Undergo fibre spinning, thermostabilization（Pre-oxidation）, oxidation, carbonization Four processes, therebetween along with dehydrogenation, ring The chemical changes such as change, pre-oxidation, oxidation and deoxidation, make carbon fiber internal structure more stablize, avoid carbon fiber from deforming, curing In the process, carbon fiber may chemically react, and generate carbon-free substance in precursor material, cause between fiber grain Agglomeration power is more reinforced.
2, impact resistance：Carbon fiber surface is handled by electropolymerization, improves its configuration of surface and composition through electricity Tensile strength, stretch modulus and the elongation at break of carbon mono-filaments after polymerization processing are all significantly improved, composite wood The interlaminar shear strength of material, which has, to be increased substantially, and impact strength also has clear improvement.
Specific implementation mode
In order to make the purpose , technical scheme and advantage of the present invention be clearer, below in conjunction with specific embodiment, to this Invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, not For limiting the present invention.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work The every other embodiment obtained is put, shall fall within the protection scope of the present invention.
Embodiment
A kind of preparation method of carbon fibre composite auto parts and components, includes the following steps：
S1, carbon fibre fabric is prepared：
（1.1）Choose polyacrylonitrile fibre, pitch fibers, viscose or phenolic fibre material；
（1.2）By step（1.1）In material experience fibre spinning, thermostabilization（Pre-oxidation）, oxidation, carbonization Four processes, Therebetween along with chemical changes such as dehydrogenation, cyclisation, pre-oxidation, oxidation and deoxidations, after these processes, carbon fiber can be obtained The precursor of dimension；
（1.3）Carbon fiber can be impregnated in the epoxy by placing machinery automatically, after starching, epoxy resin is placed on Pressurization cures it in vacuum, you can obtains carbon fibre fabric.；
S2, surface treatment of carbon fibers：
（2.1）By step（1.3）Middle carbon fibre fabric surface coats poly- aikyiaiurnirsoxan beta, and in high-temperature heat treatment, carbon fiber surface generates Aluminum oxide coating layer；
（2.2）By step（2.1）In electropolymerization method of carbon fiber under the action of electric field force, can make containing active group Monomer forms a film in the surface aggregate of carbon fiber；
S3, cladding：By step（2.2）The carbon fibre composite of preparation is superimposed with steel plate, and process is hot-forming, is cooled and shaped, Cladding can be prepared and be molded；
S4, moulding process：
（4.1）Cladding in step S3 is stirred continuously in high temperature casting, casting, the temperature of casting is maintained at 130 DEG C -150 Between DEG C, casting liq can be obtained；
（4.2）By step（4.1）The liquid of middle gained pours in mold, and mould inside is using flowing water cooling；
（4.3）By step（4.1）In auto parts after cooling demoulding take out.
In summary：The preparation method of a kind of carbon fibre composite auto parts and components provided by the invention, with other systems Standby technology is compared, and technological process is simple, ripe, greatly improves the use quality of half auto parts and components, saves the energy, improves vapour The performance of vehicle parts.
Finally it should be noted that：The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, Although the present invention is described in detail referring to the foregoing embodiments, for those skilled in the art, still may be used With technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features, All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in the present invention's Within protection domain.

Claims (3)

1. a kind of preparation method of carbon fibre composite auto parts and components, it is characterised in that：Include the following steps：
S1, carbon fibre fabric is prepared：
（1.1）Choose polyacrylonitrile fibre, pitch fibers, viscose or phenolic fibre material；
（1.2）By step（1.1）In material experience fibre spinning, thermostabilization（Pre-oxidation）, oxidation, carbonization Four processes, Therebetween along with chemical changes such as dehydrogenation, cyclisation, pre-oxidation, oxidation and deoxidations, after these processes, carbon fiber can be obtained The precursor of dimension；
（1.3）Carbon fiber can be impregnated in the epoxy by placing machinery automatically, after starching, epoxy resin is placed on Pressurization cures it in vacuum, you can obtains carbon fibre fabric.；
S2, surface treatment of carbon fibers：
（2.1）By step（1.3）Middle carbon fibre fabric surface coats poly- aikyiaiurnirsoxan beta, and in high-temperature heat treatment, carbon fiber surface generates Aluminum oxide coating layer；
（2.2）By step（2.1）In electropolymerization method of carbon fiber under the action of electric field force, can make containing active group Monomer forms a film in the surface aggregate of carbon fiber；
S3, cladding：By step（2.2）The carbon fibre composite of preparation is superimposed with steel plate, and process is hot-forming, is cooled and shaped, Cladding can be prepared and be molded；
S4, moulding process：
（4.1）Cladding in step S3 is stirred continuously in high temperature casting, casting, the temperature of casting is maintained at 130 DEG C -150 Between DEG C, casting liq can be obtained；
（4.2）By step（4.1）The liquid of middle gained pours in mold, and mould inside is using flowing water cooling；
By step（4.1）In auto parts after cooling demoulding take out.
2. a kind of preparation method of carbon fibre composite auto parts and components according to claim 1, it is characterised in that：Carbon Fibrous composite is superposed to 4 layers with steel plate.
3. a kind of preparation method of carbon fibre composite auto parts and components according to claim 1, it is characterised in that：It pours Sealing structure, circulating water is used to use and recycle after building mold.
CN201810124998.4A 2018-02-07 2018-02-07 A kind of preparation method of carbon fibre composite auto parts and components Pending CN108373581A (en)

Priority Applications (1)

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CN201810124998.4A CN108373581A (en) 2018-02-07 2018-02-07 A kind of preparation method of carbon fibre composite auto parts and components

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CN201810124998.4A CN108373581A (en) 2018-02-07 2018-02-07 A kind of preparation method of carbon fibre composite auto parts and components

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114855307A (en) * 2022-05-25 2022-08-05 昆山盛夏复合材料科技有限公司 Carbon fiber composite material and preparation method thereof

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014127501A1 (en) * 2013-02-19 2014-08-28 中国海洋大学 Oxygen and nitrogen co-doped polyacrylonitrile-based carbon fiber and preparation method thereof
CN104772160A (en) * 2015-04-17 2015-07-15 北京师范大学 Carbon nitride photocatalytic activity nano fiber membrane and preparation method thereof
CN106808715A (en) * 2016-12-29 2017-06-09 盐城赛福汽车零部件有限公司 A kind of preparation method of carbon fibre composite auto parts and components

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014127501A1 (en) * 2013-02-19 2014-08-28 中国海洋大学 Oxygen and nitrogen co-doped polyacrylonitrile-based carbon fiber and preparation method thereof
CN104772160A (en) * 2015-04-17 2015-07-15 北京师范大学 Carbon nitride photocatalytic activity nano fiber membrane and preparation method thereof
CN106808715A (en) * 2016-12-29 2017-06-09 盐城赛福汽车零部件有限公司 A kind of preparation method of carbon fibre composite auto parts and components

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114855307A (en) * 2022-05-25 2022-08-05 昆山盛夏复合材料科技有限公司 Carbon fiber composite material and preparation method thereof

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Application publication date: 20180807

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