CN208263578U - Can quickly composite molding thermoplasticity prepreg fabric structure - Google Patents
Can quickly composite molding thermoplasticity prepreg fabric structure Download PDFInfo
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- CN208263578U CN208263578U CN201820178110.0U CN201820178110U CN208263578U CN 208263578 U CN208263578 U CN 208263578U CN 201820178110 U CN201820178110 U CN 201820178110U CN 208263578 U CN208263578 U CN 208263578U
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Abstract
The utility model discloses it is a kind of can quick composite molding thermoplasticity prepreg fabric structure, belong to high-performance fiber prepreg fabric preparation field.It is described can the thermoplasticity prepreg fabric structure of quick composite molding include first surface fused fiber layer and second surface fused fiber layer is all made of thermoplastic fibre fabric or molten thermoplastic powder is constituted；Mix among first mix among knitted textile layer and second knitted textile layer be all made of thermoplastic fibre Farraginous carbon fiber formed two-dimensional fabric structure；Main body meldable fibre layer is made of high-strength carbon fibre one-way fabric, and the main body meldable fibre layer, which can be powered, generates fuel factor for the melting of the meldable fibre of the first surface fused fiber layer and second surface fused fiber layer, ultimately forms carbon fibre initial rinse raw material.The utility model prepreg cloth shaping speed is fast, and cooling rapid thermal inertia is small, avoids a large amount of heat energy loss.
Description
Technical field
The utility model relates to high-performance fiber prepreg fabric preparation field, particularly relate to it is a kind of can quickly composite molding
Thermoplasticity prepreg fabric structure.
Background technique
Continuous carbon fibre long filament or carbon fiber mix the assorted fibre enhancing Fabric prereg or prepreg cloth of other fibers, base
In the mechanical characteristic advantage of the high strength and modulus of carbon fiber and other high-tenacity fibers, in industry, agricultural, traffic and boat
The manufacture field of empty aerospace composite product is widely applied.It is continuous with thermoplastic carbon fiber resin composite materials
The continuous improvement of development and processing technology, a kind of intermediate semi-finished products as fibre reinforced thermoplastic resin based composite material are former
Material --- thermoplasticity carbon fiber prepreg or carbon fiber hybrid prepreg have also obtained faster development.
The preparation of current carbon fiber or carbon fiber hybrid fiber prepreg material is mainly using hot melt infusion process, solution dipping method
Or powder infusion method preparation.And problem more rambunctious for the melting of current thermoplastic resin, various heating equipments
Structure is designed to the emphasis of research, but in view of the problems of mechanized equipment technology, smoothly to realize high efficiency serialization
The preparation of continuous fiber thermoplasticity prepreg cloth still has larger difficulty；And the dissolution of High performance plastic resin is also that can not solve
Certainly the problem of, therefore selection for solvent and solvent toxicity avoid being also serious technical barrier.
And carbon fiber is a kind of inorganic fiber of characteristic of semiconductor, itself, which is powered, can instantaneously generate biggish thermal effect
It answers, different types of electric heater unit, such as infrared electric heating line, infrared heating can be prepared using the characteristic of carbon fiber heating power
Element etc., and in the preparation process of carbon fiber hybrid prepreg cloth, especially in the preparation process of thermoplastic resin prepreg,
The melting for being rapidly achieved thermoplastic resin substrate (powder, fiber etc.) is crucial technical step, and traditional technology of preparing is often
Reach melting effect by way of the heating of outside, process is long, energy consumption is high, serialization effect is bad.Therefore a kind of utilization is attempted
The compound prepreg cloth molding mode of the new-type heat-melting of carbon fiber energization generation fuel factor becomes the novel direction of research.
Utility model content
The utility model provide it is a kind of can quick composite molding thermoplasticity prepreg fabric structure, can live-roller plus
Surface energization is carried out simultaneously during pressure, melt impregnation process, prepreg cloth shaping speed are completed by instantaneous carbon fiber thermal effect
Fastly, cooling rapid thermal inertia is small, avoids a large amount of heat energy loss.
In order to solve the above technical problems, the utility model offer technical solution is as follows:
It is a kind of can quick composite molding thermoplasticity prepreg fabric structure, successively include first surface fused fiber layer, the
Mix knitted textile layer, main body meldable fibre layer among one, mix knitted textile layer, second surface fused fiber among second
Layer, in which:
The first surface fused fiber layer and second surface fused fiber layer are all made of thermoplastic fibre fabric or melting
Thermoplasticity powder is constituted；
Mix among described first and mixes knitted textile layer among knitted textile layer and second to be all made of thermoplastic fibre mixed
Miscellaneous carbon fiber forms two-dimensional fabric structure；
The main body meldable fibre layer is made of high-strength carbon fibre one-way fabric, and the main body meldable fibre layer can be powered
It generates fuel factor to melt the meldable fibre of the first surface fused fiber layer and second surface fused fiber layer, ultimately form
Carbon fibre initial rinse raw material.
Further, the carbon fiber of the main body meldable fibre layer is using one of T300, T700, T800, T1000.
Further, the arrangement breadth of the carbon fiber of the main body meldable fibre layer controls within the scope of 0.5-1.6m.
Further, the surface density of the carbon fiber of the main body meldable fibre layer is controlled in 16-22g/m2In range.
Further, mix the two-dimensional fabric for mixing knitted textile layer among knitted textile layer and second among described first
Structure uses one of plain weave, twill, satin weave.
Further, mix among described first mix among knitted textile layer and second knitted textile layer thermoplasticity it is fine
Dimension uses one of UHMWPE fiber, aramid fiber, and carbon fiber is described using one of T300, T700, T800, T1000
Mix the arrangement breadth control for mixing the fiber of knitted textile layer among knitted textile layer and second among first in 0.5-1.6m
In range.
Further, the thermoplastic fibre fabric of the first surface fused fiber layer and second surface fused fiber layer is equal
Using one of two-dimensional plain weave, twill, satin weave, or directly adopt molten thermoplastic powder.
Further, the granularity control of the first surface fused fiber layer and the powder in second surface fused fiber layer
Between 800-2000 mesh, thermoplastic resin material used uses polyethylene, polypropylene, polystyrene, polyphenylene sulfide, gathers system
One of ether ketone, polyether-ether-ketone.
Further, the energization melt impregnation mode of the thermoplasticity prepreg fabric structure, the first surface is melted
Fibrous layer mixes knitted textile layer, main body meldable fibre layer among first, mixes knitted textile layer, second surface among second
This five layer stacked structures fabric of fused fiber layer is continuously driven on fixed conveyor roller, applies certain pressure between live-roller
It pressurizes to fabric laminate structure, the pressure of pressurization controls within the scope of 2-10MPa, and the velocity of rotation of live-roller is controlled in 2-
10m/min, transmission roll body are powered to roll body equipped with auxiliary power device, and voltage is according to the surface density of carbon fiber in 10-50V
Between adjust, hot melting temperature claimed range completion melt impregnation process of the final temperature for guaranteeing fabric entirety in resin matrix.
The utility model has the following beneficial effects:
The utility model can quick composite molding thermoplasticity prepreg fabric structure, fabric itself can heating power reach
To molten thermoplastic resin's powder layer thermoplastic fibre tow, the prepreg fabric structure of melt impregnation composite construction is formed, this is knitted
Object structure includes: first surface fused fiber (powder) layer, mixes knitted textile layer, main body meldable fibre layer, among first
Mix knitted textile layer and second surface fused fiber (powder) layer five-layer structure overlapping composition among two, wherein presoaking lamination
Melt surface fiber (powder) layer of fabric is constituted using thermoplastic fibre fabric or molten thermoplastic powder；In bilevel
Between mix knitted textile layer use thermoplastic fibre Farraginous carbon fiber formed two-dimensional fabric structure it is main for entire prepreg fabric cloth
There is provided thermoplastic fibre toughness assists carbon fiber to play rigidity enhancing simultaneously；Main body meldable fibre layer is unidirectionally knitted by high-strength carbon fibre
Object is constituted, which, which can be powered, generates fuel factor and melt the meldable fibre of melt surface fiber (powder) layer, finally
Carbon fibre initial rinse raw material is formed, which can carry out surface energization simultaneously in the pressure process of live-roller, pass through
Instantaneous carbon fiber thermal effect completes melt impregnation process, and prepreg cloth shaping speed is fast, and cooling rapid thermal inertia is small, avoids a large amount of
Heat energy loss.
Detailed description of the invention
Fig. 1 be the utility model can quickly composite molding thermoplasticity prepreg fabric structure structural schematic diagram, in which:
1 first surface fused fiber layer mixes knitted textile layer, 3 main body meldable fibre layers among 2 first, mixes braiding among 4 second
Tissue layer, 5 second surface fused fiber layers.
Specific embodiment
In order to make the technical problems, technical solutions and advantages to be solved by the utility model clearer, below in conjunction with attached drawing
And specific embodiment is described in detail.
The utility model provide it is a kind of can quick composite molding thermoplasticity prepreg fabric structure, as shown in Figure 1, successively wrapping
It includes and mixes knitted textile layer 2 among first surface fused fiber (powder) layer 1, first, among main body meldable fibre layer 3, second
Mix knitted textile layer 4, second surface fused fiber (powder) layer 5, in which:
First surface fused fiber layer 1 and second surface fused fiber layer 5 are all made of thermoplastic fibre fabric or melting heat
Plasticity powder is constituted；
Mix to mix knitted textile layer 4 among knitted textile layer 2 and second and be all made of thermoplastic fibre among first and mix
Carbon fiber forms two-dimensional fabric structure；
Main body meldable fibre layer 3 is made of high-strength carbon fibre one-way fabric, and main body meldable fibre layer 3, which can be powered, generates heat
Effect melts the meldable fibre of first surface fused fiber layer 1 and second surface fused fiber layer 5, and it is pre- to ultimately form carbon fiber
Soak raw material.
The utility model can quick composite molding thermoplasticity prepreg fabric structure, fabric itself can heating power reach
To molten thermoplastic resin's powder layer thermoplastic fibre tow, the prepreg fabric structure of melt impregnation composite construction is formed, this is knitted
Object structure includes: first surface fused fiber (powder) layer, mixes knitted textile layer, main body meldable fibre layer, among first
Mix knitted textile layer and second surface fused fiber (powder) layer five-layer structure overlapping composition among two, wherein presoaking lamination
Melt surface fiber (powder) layer of fabric is constituted using thermoplastic fibre fabric or molten thermoplastic powder；In bilevel
Between mix knitted textile layer use thermoplastic fibre Farraginous carbon fiber formed two-dimensional fabric structure it is main for entire prepreg fabric cloth
There is provided thermoplastic fibre toughness assists carbon fiber to play rigidity enhancing simultaneously；Main body meldable fibre layer is unidirectionally knitted by high-strength carbon fibre
Object is constituted, which, which can be powered, generates fuel factor and melt the meldable fibre of melt surface fiber (powder) layer, finally
Carbon fibre initial rinse raw material is formed, which can carry out surface energization simultaneously in the pressure process of live-roller, pass through
Instantaneous carbon fiber thermal effect completes melt impregnation process, and prepreg cloth shaping speed is fast, and cooling rapid thermal inertia is small, avoids a large amount of
Heat energy loss.
Preferably, the carbon fiber of main body meldable fibre layer 3 can be using any one in T300, T700, T800, T1000
Kind.
Further, the arrangement breadth of the carbon fiber of main body meldable fibre layer 3 controls within the scope of 0.5-1.6m.
Further, the surface density of the carbon fiber of main body meldable fibre layer 3 is controlled in 16-22g/m2In range, Ke Yigen
It is adjusted flexibly according to requirement.
Preferably, mix the two-dimensional fabric structure for mixing knitted textile layer 4 among knitted textile layer 2 and second among first
Using any one in plain weave, twill, satin weave.
As a kind of improvement of the utility model, mixes among first and mix braiding among knitted textile layer 2 and second and knit
The thermoplastic fibre of nitride layer 4 using UHMWPE fiber, any one in aramid fiber, carbon fiber using T300, T700,
Any one in T800, T1000, mixing ratio and being adjusted flexibly according to requirements for two kinds of fibers are mixed among first
Mix the arrangement breadth and above-mentioned main body meldable fibre layer 3 of the fiber of knitted textile layer 4 among miscellaneous knitted textile layer 2 and second
It is consistent, control within the scope of 0.5-1.6m.
Preferably, the thermoplastic fibre fabric of first surface fused fiber layer 1 and second surface fused fiber layer 5 can be with
Using any one in two-dimensional plain weave, twill, satin weave, or directly adopt molten thermoplastic powder.
Further, the granularity of first surface fused fiber layer 1 and the powder in second surface fused fiber layer 5 controls
Between 800-2000 mesh, thermoplastic resin material used can using polyethylene, polypropylene, polystyrene, polyphenylene sulfide,
In any one and not limited to this range in polyether-ketone, polyether-ether-ketone.
In the utility model, the energization melt impregnation mode of thermoplasticity prepreg fabric structure, by first surface fused fiber
Mix knitted textile layer 2 among layer 1, first, mix knitted textile layer 4, second surface among main body meldable fibre layer 3, second
This five layer stacked structures fabric of fused fiber layer 5 is continuously driven on fixed conveyor roller, applies certain pressure between live-roller
Power pressurizes to fabric laminate structure, and the pressure of pressurization controls within the scope of 2-10MPa, and the velocity of rotation control of live-roller exists
2-10m/min, transmission roll body are powered to roll body equipped with auxiliary power device, and voltage is according to the surface density of carbon fiber in 10-
It is adjusted between 50V, the final temperature for guaranteeing fabric entirety completes melt impregnation mistake in the hot melting temperature claimed range of resin matrix
Journey.
The feature and details of the utility model are further illustrated combined with specific embodiments below, but listed process and data are simultaneously
The limitation to the scope of the utility model is not meant that.
Embodiment 1
Main body meldable fibre layer uses surface density 12g/m2, 0.5 meter of breadth of T300 one-way fabric maintain fixed tension, two
Side surface selects the plain weave fabric structure for mixing T300 carbon fiber based on UHMWPE fiber to prepare 0.5 meter of breadth of centre to mix
Knitted textile layer, the outer surface that centre mixes knitted textile layer select polyethylene fibre to prepare plain cloth melt surface fiber
Layer, general thickness are controlled in 0.5mm；
Above-mentioned laminated fabric is continuously driven on fixed conveyor roller with the transmission speed of 10m/min, is applied between live-roller
The pressure of 10MPa, transmission roll body lead to 50V voltage to roll body equipped with auxiliary power device, melt melt surface fibrous layer, are formed
Quick composite thermoplastic prepreg fabric.
Embodiment 2
Main body meldable fibre layer uses surface density 16g/m2, 1.6 meters of breadth of T700 one-way fabric maintain fixed tension, two
Side surface selects the satin weave structures for mixing T700 carbon fiber based on UHMWPE fiber to prepare 1.6 meters of breadth of centre to mix
Knitted textile layer, the outer surface that centre mixes knitted textile layer select polypropylene fibre to prepare grain surface fused fiber layer, always
Body thickness is controlled in 0.9mm；
Above-mentioned laminated fabric is continuously driven on fixed conveyor roller with the transmission speed of 8m/min, is applied between live-roller
The pressure of 5MPa, transmission roll body lead to 20V voltage to roll body equipped with auxiliary power device, melt melt surface fibrous layer, are formed
Quick composite thermoplastic prepreg fabric.
Embodiment 3
Main body meldable fibre layer uses surface density 22g/m2, 1.6 meters of breadth of T800 one-way fabric maintain fixed tension, two
Side surface selects the twill weave structures for mixing T800 carbon fiber based on aramid fiber to prepare 1.6 meters of breadth of centre to mix volume
The melt surface powder of polystyrene preparation 2000 mesh of granularity is selected in woven fabric layer, the outer surface that centre mixes knitted textile layer
Layer, general thickness are controlled in 0.5mm；
Above-mentioned laminated fabric is continuously driven on fixed conveyor roller with the transmission speed of 9m/min, is applied between live-roller
The pressure of 6MPa, transmission roll body lead to 30V voltage to roll body equipped with auxiliary power device, melt melt surface powder layer, are formed
Quick composite thermoplastic prepreg fabric.
Embodiment 4
Main body meldable fibre layer uses surface density 18g/m2, 1 meter of breadth of T1000 one-way fabric maintain fixed tension, two
The twill weave structures for mixing T1000 carbon fiber based on side surface selection UHMWPE fiber, prepare 1 meter of breadth of centre and mix
Knitted textile layer, the outer surface that centre mixes knitted textile layer select the melt surface of polyphenylene sulfide preparation 1500 mesh of granularity fine
Powder layer is tieed up, general thickness is controlled in 0.8mm；
Above-mentioned laminated fabric is continuously driven on fixed conveyor roller with the transmission speed of 7m/min, is applied between live-roller
The pressure of 6MPa, transmission roll body lead to 40V voltage to roll body equipped with auxiliary power device, melt melt surface powder layer, are formed
Quick composite thermoplastic prepreg fabric.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, under the premise of not departing from principle described in the utility model, it can also make several improvements and retouch, these improvement
It also should be regarded as the protection scope of the utility model with retouching.
Claims (8)
1. one kind can quickly composite molding thermoplasticity prepreg fabric structure, which is characterized in that successively include first surface melt
Fibrous layer mixes knitted textile layer, main body meldable fibre layer among first, mixes knitted textile layer, second surface among second
Fused fiber layer, in which:
The first surface fused fiber layer and second surface fused fiber layer are all made of thermoplastic fibre fabric or melting thermoplastic
Property powder constitute；
Mix to mix knitted textile layer among knitted textile layer and second and be all made of thermoplastic fibre among described first and mixes carbon
Fiber forms two-dimensional fabric structure；
The main body meldable fibre layer is made of high-strength carbon fibre one-way fabric, and the main body meldable fibre layer can be powered generation
Fuel factor melts the meldable fibre of the first surface fused fiber layer and second surface fused fiber layer, ultimately forms carbon fiber
Dimension preimpregnation raw material.
2. it is according to claim 1 can quickly composite molding thermoplasticity prepreg fabric structure, which is characterized in that the master
Body heat melts the carbon fiber of fibrous layer using one of T300, T700, T800, T1000.
3. it is according to claim 2 can quickly composite molding thermoplasticity prepreg fabric structure, which is characterized in that the master
The arrangement breadth that body heat melts the carbon fiber of fibrous layer controls within the scope of 0.5-1.6m.
4. it is according to claim 3 can quickly composite molding thermoplasticity prepreg fabric structure, which is characterized in that the master
The surface density that body heat melts the carbon fiber of fibrous layer is controlled in 16-22g/m2In range.
5. it is according to claim 1 can quick composite molding thermoplasticity prepreg fabric structure, which is characterized in that described the
Mix the two-dimensional fabric structure for mixing knitted textile layer among knitted textile layer and second among one using plain weave, twill, satin weave
One of.
6. it is according to claim 5 can quick composite molding thermoplasticity prepreg fabric structure, which is characterized in that described the
Mix the thermoplastic fibre for mixing knitted textile layer among knitted textile layer and second among one using UHMWPE fiber, aramid fiber fibre
One of dimension, carbon fiber mix knitted textile layer among described first using one of T300, T700, T800, T1000
With second among mix knitted textile layer fiber arrangement breadth control within the scope of 0.5-1.6m.
7. it is according to claim 1 can quick composite molding thermoplasticity prepreg fabric structure, which is characterized in that described the
The thermoplastic fibre fabric of one melt surface fibrous layer and second surface fused fiber layer is all made of two-dimensional plain weave, twill, satin
One of line, or directly adopt molten thermoplastic powder.
8. it is according to claim 7 can quick composite molding thermoplasticity prepreg fabric structure, which is characterized in that described the
The granularity of one melt surface fibrous layer and the powder in second surface fused fiber layer controls between 800-2000 mesh, used
Thermoplastic resin material use one of polyethylene, polypropylene, polystyrene, polyphenylene sulfide, polyether-ketone, polyether-ether-ketone.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215383A (en) * | 2018-02-01 | 2018-06-29 | 山东中恒景新碳纤维科技发展有限公司 | Can quick composite molding thermoplasticity prepreg fabric structure |
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2018
- 2018-02-01 CN CN201820178110.0U patent/CN208263578U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108215383A (en) * | 2018-02-01 | 2018-06-29 | 山东中恒景新碳纤维科技发展有限公司 | Can quick composite molding thermoplasticity prepreg fabric structure |
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