CN219096167U - Local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board - Google Patents
Local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board Download PDFInfo
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- CN219096167U CN219096167U CN202223438267.8U CN202223438267U CN219096167U CN 219096167 U CN219096167 U CN 219096167U CN 202223438267 U CN202223438267 U CN 202223438267U CN 219096167 U CN219096167 U CN 219096167U
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Abstract
The utility model discloses a local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board which comprises a composite board body, wherein the composite board body comprises a first continuous fiber reinforced layer, a first hot melt adhesive layer, a puncture-resistant layer, a second hot melt adhesive layer, a buffer layer, a third hot melt adhesive layer and a second continuous fiber reinforced layer which are mutually compounded together in sequence through hot pressing. The utility model has the advantages of simple structure, light weight, high strength, recoverability, local puncture resistance, compression resistance, continuous production, complete environmental protection in the production process, no volatilization of any organic solvent, high efficiency, light weight, corrosion resistance, moisture resistance and the like through hot melt compounding of thermoplastic materials.
Description
Technical Field
The utility model belongs to the technical field of composite material manufacturing, and particularly relates to a local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board.
Background
The continuous fiber reinforced thermoplastic composite material has the characteristics of light weight, high strength, heat insulation and the like, is increasingly widely applied in the field of composite materials, and the traditional composite board is prepared from a glass fiber reinforced plastic material, but the preparation process is not environment-friendly and cannot be recycled after being molded. The traditional steel has high specific gravity and can not meet the light-weight requirement of the new energy automobile. To advance the development of materials that replace thermosets with plastics and thermoplastic, it is necessary to provide a continuous fiber reinforced thermoplastic composite panel as a new energy battery pack protective material.
Disclosure of Invention
In view of the above, the present utility model aims to provide a continuous fiber reinforced thermoplastic composite board with local puncture resistance and compression resistance, so as to solve the defects in the prior art.
In order to achieve the above object, the present utility model is achieved by the following technical solutions:
the utility model provides a local anti puncture pressure compression resistant continuous fiber reinforced thermoplastic composite board, includes the composite board body, the composite board body is including the first continuous fiber enhancement layer, first hot melt adhesive layer, anti puncture layer, second hot melt adhesive layer, buffer layer, third hot melt adhesive layer and the second continuous fiber enhancement layer that pass through hot pressing each other and compound together in proper order.
The local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board, wherein the first continuous fiber reinforced layer and the second continuous fiber reinforced layer both comprise 2-10 layers of continuous fiber reinforced thermoplastic prepreg tapes.
The local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board comprises a puncture-resistant layer and a heat-resistant layer, wherein the puncture-resistant layer is a high-strength stainless steel layer or a stainless steel net layer with the thickness of 0.5-1.5mm, and the area of the puncture-resistant layer accounts for 60-90% of the area of the whole composite board.
The local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board comprises a first hot melt adhesive layer, a second hot melt adhesive layer and a third hot melt adhesive layer which are all low-temperature hot melt adhesive films, wherein the thickness of the first hot melt adhesive layer, the second hot melt adhesive layer and the third hot melt adhesive layer is 0.05-0.5mm.
The localized puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite panel as recited in the preceding claims, the buffer layer comprising a buffer compressible layer and a buffer pressure resistant layer.
The local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board comprises a buffer layer and a reinforcing layer, wherein the buffer layer is made of honeycomb materials or foaming materials, and the buffer layer is made of thermoplastic plastics or metals, and comprises PP polypropylene, PE polyethylene, PET thermoplastic polyester, PA polyamide, PC polycarbonate, PPS polyphenylene sulfide and PEEK polyether ether ketone.
The local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board comprises a honeycomb structure of a honeycomb material, wherein the honeycomb structure comprises round hole honeycomb, hexagonal honeycomb, diamond honeycomb and aluminum honeycomb, the pore diameter of the honeycomb structure is 4-8mm, and the density is 80-200KG/m 3 The thickness is 3-15mm.
The local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board comprises a composite board body, wherein the thickness of the composite board body is 5-15mm.
The technical scheme of the utility model has the beneficial effects that:
the structure is simple, the weight is high, the strength is recoverable, the local puncture resistance and compression resistance are realized, the continuous production can be realized, the production process is completely environment-friendly, no organic solvent volatilizes, the efficiency is high, and the thermoplastic material hot melting compounding is adopted, so that the thermoplastic material hot melting compounding device has the advantages of light weight, corrosion resistance, moisture resistance and the like.
Drawings
In order to further explain the above objects, structural features and effects of the present utility model, the present utility model will be described in detail with reference to the accompanying drawings.
FIG. 1 is an exploded view of a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the overall structure of the cushioning compressible layer of FIG. 1 after being compressed and perforated at the periphery thereof;
FIG. 3 is an exploded view of another preferred embodiment of the present utility model;
FIG. 4 is a schematic view of the overall structure of the cushioning compressible layer of FIG. 3 with four perforations after compression;
FIG. 5 is an exploded view of yet another preferred embodiment of the present utility model;
FIG. 6 is a schematic view of the overall structure of the cushioning compressible layer of FIG. 5 after lamination with four perforations;
in the figure: 0. a composite board body; 1. a first continuous fiber reinforcement layer; 2. a first hot melt adhesive layer; 3. an anti-puncture layer; 4. a second hot melt adhesive layer; 5. a buffer layer; 5a, buffering the compressible layer; 5b, a buffer pressure-resistant layer; 6. a third hot melt adhesive layer; 7. a second continuous fiber reinforcement layer.
Detailed Description
The utility model is further described below with reference to the drawings and specific examples, which are not intended to be limiting.
Referring to fig. 1 to 6, the local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board of the present utility model comprises a composite board body 0, and the thickness of the composite board body 0 is preferably 5-15mm. The composite board body 0 comprises a first continuous fiber reinforced layer 1, a first hot melt adhesive layer 2, an anti-puncture layer 3, a second hot melt adhesive layer 4, a buffer layer 5, a third hot melt adhesive layer 6 and a second continuous fiber reinforced layer 7 which are mutually compounded together through hot pressing in sequence.
Specifically, the first continuous fiber-reinforced layer 1 and the second continuous fiber-reinforced layer 7 each comprise 2 to 10 layers of a continuous fiber-reinforced thermoplastic prepreg tape made by comprising 30 to 50% by weight of a thermoplastic resin and 50 to 70% by weight of a continuous fiber, the continuous fiber-reinforced thermoplastic prepreg tape being obtained by thermal compounding of 0 °/90 ° or 0 °/45 ° plies, and having a thickness of 0.3 to 3mm.
Further, the thermoplastic resin includes polyethylene, polypropylene, polycaprolactam, polyhexamethylene adipamide, polycarbonate, polyphenylene sulfide and polyether ether ketone, preferably polypropylene. The continuous fibers are selected from glass fibers, carbon fibers or basalt fibers, preferably glass fibers.
The puncture resistant layer 3 is a high-strength stainless steel layer or a stainless steel net layer with the thickness of 0.5-1.5mm, and the area of the puncture resistant layer 3 accounts for 60-90% of the area of the whole composite board.
The first hot melt adhesive layer 2, the second hot melt adhesive layer 4 and the third hot melt adhesive layer 6 are all low-temperature hot melt adhesive films with the thickness of 0.05-0.5mm. After the hot melt adhesive layer is heated, the puncture resistant layer 3 is bonded with the first continuous fiber reinforced layer 1 and the buffer layer 5.
The buffer layer 5 includes a buffer compressible layer 5a and a buffer pressure-resistant layer 5b.
The buffer layer 5 is made of honeycomb material or foaming material, and the buffer layer 5 is made of thermoplastic plastic or metal, including PP polypropylene, PE polyethylene, PET thermoplastic polyester, PA polyamide, PC polycarbonate, PPS polyphenylene sulfide, PEEK polyether ether ketone, etc.
Further, the honeycomb structure of the honeycomb material comprises round hole honeycomb, hexagonal honeycomb, diamond honeycomb and aluminum honeycomb, the pore diameter of the honeycomb structure is 4-8mm, and the density is 80-200KG/m 3 The thickness is 3-15mm.
The materials of each layer can be freely designed, and different materials and the layered structure are prepared by hot pressing and compounding of a compounding machine.
Referring to FIG. 1, in a preferred embodiment of the present utility model, continuous fibers having a thickness of 1.2mm and a glass fiber content of 50% are laminated by 0 DEG/90 DEG, in order from top to bottom, through a first continuous fiber reinforcing layer 1, a first hot melt adhesive layer 2 of 0.05mm, a puncture resistant layer 3 of 0.5mm, a second hot melt adhesive layer 4 of 0.05mm, a pore diameter of 8mm, and a density of 80KG/m 3 A cushioning compressible layer 5a of a honeycomb structure made of polypropylene having a thickness of 15mm, a pore diameter of 6mm, a density of 100KG/m 3 A buffer pressure-resistant layer 5b of a honeycomb structure made of aluminum with a thickness of 8mm, a third hot-melt adhesive layer 6 with a thickness of 0.5mm, and a second continuous fiber reinforcement layer 7 with a thickness of 0.3mm and a glass fiber content of 50%.
The polypropylene honeycomb buffer compressible layer is heated, melted, hot pressed, compacted and perforated to obtain the composite board shown in figure 2.
Referring to FIG. 3, in another preferred embodiment of the present utility model, continuous fibers with a thickness of 1.0mm and a glass fiber content of 60% are laminated by 0 DEG/90 DEG through a first continuous fiber reinforcing layer 1, a first hot melt adhesive layer 2 of 0.1mm, a puncture resistant layer 3 of 0.8mm, a second hot melt adhesive layer 4 of 0.1mm, a pore diameter of 6mm, and a density of 110KG/m from top to bottom 3 A cushioning compressible layer 5a of a honeycomb structure made of polypropylene having a thickness of 11mm, a pore diameter of 6mm and a density of 150KG/m 3 A buffer pressure-resistant layer 5b of a honeycomb structure made of aluminum with a thickness of 8mm, a third hot-melt adhesive layer 6 with a thickness of 0.3mm, and a second continuous fiber reinforcement layer 7 laminated by 0 °/90 ° with continuous fibers with a thickness of 1.0mm and a glass fiber content of 60%.
And (4) carrying out heating, melting, hot-pressing, compacting and punching on the polypropylene honeycomb buffer to obtain the composite board shown in fig. 4.
Referring to FIG. 5, in a third preferred embodiment of the present utility model, continuous fibers having a thickness of 3.0mm and a glass fiber content of 70% are laminated by 0 DEG/90 DEG, from top to bottom, through a first continuous fiber reinforcing layer 1, a first hot melt adhesive layer 2 of 0.05mm, a puncture-resistant layer 3 of 1.5mm, a second hot melt adhesive layer 4 of 0.05mm, a buffer compressible layer 5a of 10mm thickness and 6 times foamed polypropylene, a pore diameter of 6mm, and a density of 200KG/m 3 A buffer pressure-resistant layer 5b of aluminum honeycomb with the thickness of 6mm, a third hot melt adhesive layer 6 with the thickness of 0.5mm and a second continuous fiber reinforced layer 7 with the thickness of 1.0mm and the glass fiber content of 70 percent.
And (3) carrying out heating, melting, hot-pressing, compacting and punching on the polypropylene foaming buffer layer to obtain the composite board shown in fig. 6.
The utility model has simple structure, light weight, high strength, recoverability, local puncture resistance and compression resistance (9.5 KG spheres with the diameters of 25mm and with the energy of 200J, 300J and 500J being used for vertically impacting the surface of the guard plate, the protective layer has no obvious cracking damage), continuous production, complete environmental protection in the production process, no volatilization of any organic solvent, high efficiency, heat fusion compounding through thermoplastic materials, light weight, corrosion resistance, moisture resistance and the like.
The foregoing is merely illustrative of the preferred embodiments of the present utility model and is not intended to limit the embodiments and scope of the present utility model, and it should be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (7)
1. The utility model provides a local anti puncture compression resistant continuous fiber reinforced thermoplastic composite sheet, its characterized in that includes the composite sheet body, the composite sheet body is including the first continuous fiber enhancement layer, first hot melt adhesive layer, anti puncture layer, second hot melt adhesive layer, buffer layer, third hot melt adhesive layer and the continuous fiber enhancement layer of mutual compounding together through the hot pressing in proper order, the buffer layer contains the compressible layer of buffering and buffers the pressure resistant layer.
2. The localized puncture resistant compression resistant continuous fiber reinforced thermoplastic composite panel of claim 1, wherein the first continuous fiber reinforcement layer and the second continuous fiber reinforcement layer each comprise 2 to 10 layers of continuous fiber reinforced thermoplastic prepreg tape.
3. The topical puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite panel of claim 1, wherein the puncture-resistant layer is a high strength stainless steel layer or stainless steel mesh layer having a thickness of 0.5-1.5mm, the puncture-resistant layer comprising 60-90% of the total composite panel area.
4. The topical puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite panel of claim 1, wherein the first, second and third hot melt adhesive layers are all low temperature hot melt adhesive films having a thickness of from 0.05mm to 0.5mm.
5. The localized puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite panel of claim 1, wherein the cushioning layer is a honeycomb material or a foamed material and the cushioning layer is a thermoplastic or a metal.
6. The topical puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite panel of claim 5, wherein the honeycomb structure of the honeycomb material comprises round hole cells, hexagonal cells, diamond cells, aluminum cells, the honeycomb structure having a pore size of 4-8mm and a density of 80-200KG/m 3 The thickness is 3-15mm.
7. The localized puncture resistant compression resistant continuous fiber reinforced thermoplastic composite panel of claim 1, wherein the thickness of the composite panel body is from 5mm to 15mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223438267.8U CN219096167U (en) | 2022-12-21 | 2022-12-21 | Local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223438267.8U CN219096167U (en) | 2022-12-21 | 2022-12-21 | Local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board |
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| Publication Number | Publication Date |
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| CN219096167U true CN219096167U (en) | 2023-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223438267.8U Active CN219096167U (en) | 2022-12-21 | 2022-12-21 | Local puncture-resistant compression-resistant continuous fiber reinforced thermoplastic composite board |
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