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CN107672240A - A kind of carbon fiber sheet and its manufacture method - Google Patents

A kind of carbon fiber sheet and its manufacture method Download PDF

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Publication number
CN107672240A
CN107672240A CN201710961514.7A CN201710961514A CN107672240A CN 107672240 A CN107672240 A CN 107672240A CN 201710961514 A CN201710961514 A CN 201710961514A CN 107672240 A CN107672240 A CN 107672240A
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carbon fiber
group
carbon
adjacent
cloth
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郑阳辉
郑志煦
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Shenzhen 01 Innovation Technology Co Ltd
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Shenzhen 01 Innovation Technology Co Ltd
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    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/005—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile
    • B32B9/007—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising one layer of ceramic material, e.g. porcelain, ceramic tile comprising carbon, e.g. graphite, composite carbon
    • 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
    • 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
    • B32B38/00—Ancillary operations in connection with laminating processes
    • B32B38/08—Impregnating
    • 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
    • B32B5/00—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts
    • B32B5/02—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer
    • B32B5/12—Layered products characterised by the non- homogeneity or physical structure, i.e. comprising a fibrous, filamentary, particulate or foam layer; Layered products characterised by having a layer differing constitutionally or physically in different parts characterised by structural features of a fibrous or filamentary layer characterised by the relative arrangement of fibres or filaments of different layers, e.g. the fibres or filaments being parallel or perpendicular to each other
    • 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
    • B32B9/00—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00
    • B32B9/04—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B9/047—Layered products comprising a layer of a particular substance not covered by groups B32B11/00 - B32B29/00 comprising such particular substance as the main or only constituent of a layer, which is next to another layer of the same or of a different material made of fibres or filaments
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/02—Composition of the impregnated, bonded or embedded layer
    • B32B2260/021—Fibrous or filamentary layer
    • B32B2260/023—Two or more layers
    • 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
    • B32B2260/00—Layered product comprising an impregnated, embedded, or bonded layer wherein the layer comprises an impregnation, embedding, or binder material
    • B32B2260/04—Impregnation, embedding, or binder material
    • B32B2260/046—Synthetic resin
    • 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
    • B32B2262/00—Composition or structural features of fibres which form a fibrous or filamentary layer or are present as additives
    • B32B2262/10—Inorganic fibres
    • B32B2262/106—Carbon fibres, e.g. graphite fibres
    • 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
    • B32B2607/00—Walls, panels

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  • Engineering & Computer Science (AREA)
  • Ceramic Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Fluid Mechanics (AREA)
  • Reinforced Plastic Materials (AREA)

Abstract

本发明涉及一种碳纤维板材及其制造方法，碳纤维板材由若干单向的碳纤维布浸渍树脂后层压固化而成型，单向的碳纤维布分为上层组、中层组和下层组，构成上层组的各碳纤维布是相邻碳纤维布层之碳纤维丝异向铺叠，构成中层组的各碳纤维布之碳纤维丝同向铺叠，构成下层组的各碳纤维布是相邻碳纤维布之碳纤维丝异向铺叠，中层组与下层组相邻的两碳纤维布之碳纤维丝异向铺叠，中层组与上层组相邻的两碳纤维布之碳纤维丝异向铺叠。本发明之碳纤维板材及其制造方法的优点在于能在不影响碳纤维板厚度、强度及不改变碳纤维板的原材料的情况下解决加面破纹问题。

The invention relates to a carbon fiber sheet and a manufacturing method thereof. The carbon fiber sheet is formed by laminating and solidifying several unidirectional carbon fiber cloths impregnated with resin. The unidirectional carbon fiber cloths are divided into an upper layer group, a middle layer group and a lower layer group, constituting the upper layer group. Each carbon fiber cloth is stacked in different directions by the carbon fiber filaments of the adjacent carbon fiber cloth layers, the carbon fiber filaments of the carbon fiber cloths in the middle group are laid in the same direction, and the carbon fiber cloths in the lower group are laid in different directions by the carbon fiber filaments of the adjacent carbon fiber cloth The carbon fiber filaments of the two carbon fiber cloths adjacent to the middle group and the lower group are laminated in different directions, and the carbon fiber filaments of the two carbon fiber cloths adjacent to the middle group and the upper group are laminated in different directions. The advantage of the carbon fiber plate and its manufacturing method of the present invention is that it can solve the problem of surface cracking without affecting the thickness and strength of the carbon fiber plate and without changing the raw material of the carbon fiber plate.

Description

一种碳纤维板材及其制造方法A kind of carbon fiber plate and its manufacturing method

技术领域technical field

本发明涉及一种碳纤维板材及其制造方法。The invention relates to a carbon fiber plate and a manufacturing method thereof.

背景技术Background technique

碳纤维板材成型工艺是使用单向碳纤维布(单向碳纤维布是指在一个方向具有大量的碳纤维丝，在另一方向只有少量并且通常是细的碳纤维丝)浸渍树脂后层压固化成型，主要用途为建筑加固补强方面，其特点是轴向抗拉强度高、耐腐蚀性和抗震性，其弱点是对于抗压构件、剪切构件和受力复杂的构件其性能较低。The carbon fiber sheet forming process is to use unidirectional carbon fiber cloth (unidirectional carbon fiber cloth refers to a large number of carbon fiber filaments in one direction, and only a small amount of carbon fiber filaments in the other direction) impregnated with resin and then laminated and cured. The main purpose In terms of building reinforcement, it is characterized by high axial tensile strength, corrosion resistance and earthquake resistance, and its weakness is that it has low performance for compression members, shear members and members with complex forces.

碳纤维板材由若干单向碳纤维布浸渍树脂后层压固化成型，常见的铺叠方式是将若干单向碳纤维布100依依碳纤维丝排布方向0度-90度-0度-90度(纵向和横向一上一下)进行铺叠,理想情况下如附图1所示，实际上，如附图2所示，单向碳纤维布100的层与层之间是会相互交织的(每一单向碳纤维布100是凹凸不平的)，铣切碳纤维板材时，一个铣切平面200(图中点画线所示)会同时切到至少两个单向碳纤维布100的，由此会破坏单向碳纤维布本层所具有的纹路，层与层之间的纹路会相互交错而产生破纹，影响美观。The carbon fiber sheet is formed by laminating and curing several unidirectional carbon fiber cloths impregnated with resin. One up and one down) for laying up, ideally as shown in Figure 1, in fact, as shown in Figure 2, the layers of the unidirectional carbon fiber cloth 100 will interweave each other (each unidirectional carbon fiber cloth 100 is uneven), when milling carbon fiber sheets, a milling plane 200 (shown by dotted lines in the figure) will cut at least two unidirectional carbon fiber cloths 100 at the same time, thus destroying the unidirectional carbon fiber cloth. The texture of the layer, the texture between the layers will interlace with each other and produce broken lines, which will affect the appearance.

发明内容Contents of the invention

本发明的第一目的在于提供一种能在不影响碳纤维板厚度、强度及不改变碳纤维板的原材料的情况下解决加面破纹问题的碳纤维板材。The first purpose of the present invention is to provide a carbon fiber plate that can solve the problem of cracking on the added surface without affecting the thickness and strength of the carbon fiber plate and without changing the raw material of the carbon fiber plate.

为实现上述目的，本发明采用以下技术方案：To achieve the above object, the present invention adopts the following technical solutions:

一种碳纤维板材，由若干单向的碳纤维布浸渍树脂后层压固化而成型，其特征在于,单向的碳纤维布依碳纤维丝排布方向的不同自上而下而分为上层组、中层组和下层组，构成上层组的各碳纤维布是相邻碳纤维布层之碳纤维丝异向铺叠，构成中层组的各碳纤维布之碳纤维丝同向铺叠，构成下层组的各碳纤维布是相邻碳纤维布之碳纤维丝异向铺叠，中层组与下层组相邻的两碳纤维布之碳纤维丝异向铺叠，中层组与上层组相邻的两碳纤维布之碳纤维丝异向铺叠。A carbon fiber plate, formed by lamination and solidification of several unidirectional carbon fiber cloths impregnated with resin, characterized in that the unidirectional carbon fiber cloths are divided into upper group, middle group and For the lower group, the carbon fiber cloths constituting the upper group are stacked in opposite directions with the carbon fiber filaments of the adjacent carbon fiber cloth layers, and the carbon fiber filaments of the carbon fiber cloths constituting the middle group are laid in the same direction, and the carbon fiber cloths constituting the lower group are adjacent carbon fiber The carbon fiber filaments of the cloth are stacked in different directions, the carbon fiber filaments of the two carbon fiber cloths adjacent to the middle group and the lower group are stacked in different directions, and the carbon fiber filaments of the two carbon fiber cloths adjacent to the middle group and the upper group are stacked in different directions.

本发明的优点在于能在不影响碳纤维板厚度、强度及不改变碳纤维板的原材料的情况下解决加面破纹问题。The invention has the advantage of being able to solve the problem of cracked grains on the added surface without affecting the thickness and strength of the carbon fiber plate and without changing the raw material of the carbon fiber plate.

本发明可通过如下方案进行改进：The present invention can be improved by following scheme:

构成上层组的各碳纤维布是依其碳纤维丝纵向和横向排布方式一上一下铺叠，构成下层组的各碳纤维布是依其碳纤维丝纵向和横向排布方式一上一下铺叠，中层组与下层组相邻的碳纤维布是依其碳纤维丝纵向和横向排布方式一上一下铺叠，中层组与上层组相邻的碳纤维布是依其碳纤维丝纵向和横向排布方式一上一下铺叠。The carbon fiber cloths constituting the upper group are stacked one above the other according to the longitudinal and horizontal arrangement of carbon fiber filaments; The carbon fiber cloth adjacent to the lower group is laid up one by one according to the longitudinal and horizontal arrangement of carbon fiber filaments, and the carbon fiber cloth adjacent to the middle group and the upper group is laid one by one according to the longitudinal and transverse arrangement of carbon fiber filaments stack.

构成中层组的各碳纤维布至少有两层。Each carbon fiber cloth constituting the middle layer group has at least two layers.

本发明的第二目的在于提供一种能在不影响碳纤维板厚度、强度及不改变碳纤维板的原材料的情况下解决加面破纹问题的碳纤维板材制造方法。The second object of the present invention is to provide a carbon fiber plate manufacturing method that can solve the problem of cracking on the added surface without affecting the thickness and strength of the carbon fiber plate and without changing the raw material of the carbon fiber plate.

为实现上述目的，本发明采用以下技术方案To achieve the above object, the present invention adopts the following technical solutions

一种碳纤维板材的制造方法，包含下列步骤：1)、提供若干单向的碳纤维布；2)、将上述碳纤维布含浸于树脂溶液中，热压上述经含浸的各碳纤维布以形成碳纤维板材，其特征在于，在步骤1)之后，根据单向碳纤维布的厚度和产品的加工计算出加工面所在的层，依计算出的加工面所在的碳纤维布的碳纤维丝与其相邻的单向碳纤维布的碳纤维丝同向。A method for manufacturing a carbon fiber sheet, comprising the following steps: 1) providing several unidirectional carbon fiber cloths; 2) impregnating the above carbon fiber cloths in a resin solution, and hot pressing the above impregnated carbon fiber cloths to form a carbon fiber sheet, It is characterized in that, after step 1), the layer where the processing surface is located is calculated according to the thickness of the unidirectional carbon fiber cloth and the processing of the product, and the carbon fiber filament of the carbon fiber cloth where the calculated processing surface is located and the adjacent unidirectional carbon fiber cloth The carbon fiber filaments are in the same direction.

本发明的优点在于能在不影响碳纤维板厚度、强度及不改变碳纤维板的原材料的情况下解决加面破纹问题。The invention has the advantage of being able to solve the problem of cracked grains on the added surface without affecting the thickness and strength of the carbon fiber plate and without changing the raw material of the carbon fiber plate.

本发明可通过如下方案进行改进：The present invention can be improved by following scheme:

依计算出的加工面所在的碳纤维布的碳纤维丝与其相邻的上下两层单向碳纤维布的碳纤维丝同向。According to the calculation, the carbon fiber filaments of the carbon fiber cloth where the processed surface is located are in the same direction as the carbon fiber filaments of the adjacent upper and lower layers of unidirectional carbon fiber cloth.

附图说明Description of drawings

图1是现有碳纤维板材理想状态下的结构示意图；Fig. 1 is a schematic structural view of an existing carbon fiber plate in an ideal state;

图2是现有碳纤维板材实际的结构示意图；Fig. 2 is the actual structure schematic diagram of existing carbon fiber plate;

图3是实施例中碳纤维板材的结构示意图。Fig. 3 is a schematic structural view of the carbon fiber plate in the embodiment.

具体实施方式detailed description

为了使本领域的技术人员更好地理解本发明的技术方案，下面结合附图和实施例对本发明作进一步的详细说明。In order to enable those skilled in the art to better understand the technical solutions of the present invention, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments.

如附图3所示，一种碳纤维板材由若干(图中所示为8层)单向的碳纤维布100浸渍树脂后层压固化而成型，单向的碳纤维布100依碳纤维丝排布方向的不同自上而下而分为上层组1(图中所示共有2层)、中层组2(图中所示共有3层)和下层组3(图中所示共有3层)，构成中层组2的各碳纤维布100至少有两层。As shown in Figure 3, a carbon fiber sheet is formed by laminating and curing several (8 layers shown in the figure) unidirectional carbon fiber cloths 100 impregnated with resin. From top to bottom, it is divided into upper group 1 (2 floors in the picture), middle group 2 (3 floors in the picture) and lower group 3 (3 floors in the picture), forming the middle group Each carbon fiber cloth 100 of 2 has at least two layers.

构成上层组1的各碳纤维布100是相邻碳纤维布100之碳纤维丝异向铺叠，构成中层组2的各碳纤维布100之碳纤维丝同向铺叠，构成下层组3的各碳纤维布100是相邻碳纤维布100之碳纤维丝异向铺叠，中层组2与下层组3相邻的两碳纤维布100之碳纤维丝异向铺叠，中层组2与上层组1相邻的两碳纤维布100之碳纤维丝异向铺叠。The carbon fiber cloths 100 constituting the upper group 1 are stacked in opposite directions with the carbon fiber filaments of the adjacent carbon fiber cloths 100, the carbon fiber filaments of the carbon fiber cloths 100 constituting the middle group 2 are laid in the same direction, and the carbon fiber cloths 100 constituting the lower group 3 are The carbon fiber filaments of adjacent carbon fiber cloths 100 are stacked in different directions, the carbon fiber filaments of the two carbon fiber cloths 100 adjacent to the middle group 2 and the lower group 3 are stacked in different directions, and the carbon fiber filaments of the two adjacent carbon fiber cloths 100 in the middle group 2 and the upper group 1 are stacked in different directions. Carbon fiber filaments are stacked in different directions.

具体地说，构成上层组1的各碳纤维布100是依其碳纤维丝纵向和横向排布方式一上一下铺叠，构成下层组3的各碳纤维布100是依其碳纤维丝纵向和横向排布方式一上一下铺叠，中层组2与下层组3相邻的碳纤维布100是依其碳纤维丝纵向和横向排布方式一上一下铺叠，中层组2与上层组1相邻的碳纤维布100是依其碳纤维丝纵向和横向排布方式一上一下铺叠。Specifically, the carbon fiber cloths 100 constituting the upper group 1 are stacked one above the other according to the longitudinal and transverse arrangement of the carbon fibers, and the carbon fiber cloths 100 constituting the lower group 3 are stacked according to the longitudinal and transverse arrangement of the carbon fibers. One up and one down, the carbon fiber cloth 100 adjacent to the middle group 2 and the lower group 3 is laid up and down according to the longitudinal and horizontal arrangement of carbon fiber filaments, and the carbon fiber cloth 100 adjacent to the middle group 2 and the upper group 1 is According to the vertical and horizontal arrangement of carbon fiber filaments, lay them up and down one by one.

以下介绍碳纤维板材的制造方法，其包含下列步骤：1)、提供若干单向的碳纤维布100；2)、将上述碳纤维布100含浸于树脂溶液中，热压上述经含浸的各碳纤维布100以形成碳纤维板材，在步骤1)之后，根据单向碳纤维布100的厚度和产品的加工计算出加工面所在的层，依计算出的加工面所在的碳纤维布100的碳纤维丝与其相邻的单向碳纤维布100的碳纤维丝同向。The following describes the manufacturing method of the carbon fiber sheet, which includes the following steps: 1), providing several unidirectional carbon fiber cloths 100; 2), impregnating the above-mentioned carbon fiber cloths 100 in a resin solution, and hot pressing the above-mentioned impregnated carbon fiber cloths 100 Form the carbon fiber plate, after step 1), calculate the layer where the processing surface is located according to the thickness of the unidirectional carbon fiber cloth 100 and the processing of the product, and the carbon fiber filaments of the carbon fiber cloth 100 where the calculated processing surface is located and its adjacent unidirectional The carbon fiber filaments of the carbon fiber cloth 100 are in the same direction.

另外，最好的方式是依计算出的加工面所在的碳纤维布100的碳纤维丝与其相邻的上下两层单向碳纤维布100的碳纤维丝同向。In addition, the best way is that the carbon fiber filaments of the carbon fiber cloth 100 where the processed surface is located are in the same direction as the carbon fiber filaments of the adjacent upper and lower layers of unidirectional carbon fiber cloth 100 .

根据本制造方式所生产出来的碳纤维板，在后续加工铣切碳纤维板材时，一个铣切平面200(图中点画线所示)会同时切到至少两个单向碳纤维布100的，而不会破坏单向碳纤维布本层所具有的纹路，避免层与层之间的纹路会相互交错而产生破纹，提高了美观度。According to the carbon fiber plate produced by this manufacturing method, when milling the carbon fiber plate in subsequent processing, a milling plane 200 (shown by dotted line in the figure) will cut at least two unidirectional carbon fiber cloth 100 at the same time, and will not Destroying the texture of the unidirectional carbon fiber cloth layer, avoiding the interlacing of the texture between layers and causing broken texture, improving the aesthetics.

上述实施例为本发明的较佳实施方式，但本发明的实施方式不限于此，其他任何未背离本发明的精神实质与原理下所作的改变、修饰、替代、组合、简化，均为等效的置换方式，都包含在本发明的保护范围之内。The above-mentioned embodiment is a preferred embodiment of the present invention, but the embodiment of the present invention is not limited thereto, and any other changes, modifications, substitutions, combinations, and simplifications that do not deviate from the spirit and principles of the present invention are equivalent All replacement methods are included within the protection scope of the present invention.

Claims (5)

1. a kind of carbon fiber sheet, it is molded by being laminated solidification after some unidirectional carbon cloth impregnating resins, it is characterised in that Unidirectional carbon cloth is divided into upper layer group, middle level group and lower floor's group from top to bottom according to the difference of carbon fiber wire arragement direction, structure Each carbon cloth into upper layer group is the incorgruous laying of carbon fiber wire of adjacent carbon cloth, form middle level group each carbon cloth it Carbon fiber wire laying in the same direction, each carbon cloth for forming lower floor group are the incorgruous layings of carbon fiber wire of adjacent carbon cloth, middle level The incorgruous laying of carbon fiber wire of group two carbon cloths adjacent with lower floor group, middle level group two carbon cloths adjacent with upper layer group it The incorgruous laying of carbon fiber wire.
A kind of 2. carbon fiber sheet according to claim 1, it is characterised in that each carbon cloth for forming upper layer group be according to Its carbon fiber wire vertical and horizontal arrangement mode laying one on the other, each carbon cloth for forming lower floor's group is according to its carbon fiber wire Vertical and horizontal arrangement mode laying one on the other, the group carbon cloth adjacent with lower floor group in middle level is according to its carbon fiber wire longitudinal direction Laying, the middle level group carbon cloth adjacent with upper layer group are according to its carbon fiber wire longitudinal direction and horizontal stroke one on the other with horizontal arrangement mode To arrangement mode laying one on the other.
A kind of 3. carbon fiber sheet according to claim 1 or claim 2 any claim, it is characterised in that structure Into at least two layers of each carbon cloth of middle level group.
4. a kind of manufacture method of carbon fiber sheet, is comprised the steps of：1), some unidirectional carbon cloths are provided；2), will be upper State carbon cloth to be impregnated in resin solution, the above-mentioned impregnated each carbon cloth of hot pressing is to form carbon fiber sheet, its feature It is, after step 1), the layer according to where the processing of the thickness of unidirectional lamination and product calculates machined surface, according to meter The carbon fiber wire of the carbon fiber wire of carbon cloth where the machined surface calculated unidirectional lamination adjacent thereto is in the same direction.
5. manufacture method according to claim 4, it is characterised in that according to the carbon cloth where the machined surface calculated The carbon fiber wire carbon cloth of two layers of unidirectional up and down adjacent thereto carbon fiber wire it is in the same direction.
CN201710961514.7A 2017-10-17 2017-10-17 A kind of carbon fiber sheet and its manufacture method Pending CN107672240A (en)

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Application publication date: 20180209