CN209888317U - Trunk cover plate - Google Patents

Trunk cover plate Download PDF

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Publication number
CN209888317U
CN209888317U CN201920651492.9U CN201920651492U CN209888317U CN 209888317 U CN209888317 U CN 209888317U CN 201920651492 U CN201920651492 U CN 201920651492U CN 209888317 U CN209888317 U CN 209888317U
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China
Prior art keywords
glass fiber
layer
panel according
trunk
lid panel
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CN201920651492.9U
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Chinese (zh)
Inventor
杨俐
石普辉
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Green Wright Industrial (suzhou) Co Ltd
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Green Wright Industrial (suzhou) Co Ltd
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Priority to CN201920651492.9U priority Critical patent/CN209888317U/en
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Abstract

The utility model discloses a trunk apron, include the sandwich structure that is stacked gradually and forms by the fine sheet layer of first PP glass, plastic foam material layer, the fine sheet layer of second PP glass, the fine sheet layer of first PP glass with between the plastic foam material layer and the plastic foam material layer with it is right between the fine sheet layer of second PP glass by the fused PP and plastic foam material link together after the trunk apron bulk heating. The utility model discloses a trunk apron had both had better bearing capacity, had satisfied slim and graceful requirement again.

Description

Trunk cover plate
Technical Field
The utility model relates to an automotive interior spare technical field, concretely relates to trunk apron
Background
The automobile trunk cover plate is used as a part of an automobile interior trim part, is generally arranged in a trunk, can be taken down or turned over, and plays roles in isolating, decorating and placing objects. The automobile trunk cover plates available in the market at present can be basically divided into two types: light PP honeycomb board and thick PHC paper honeycomb board. Light PP cellular boards, PP blow molding structures or wood powder boards and the like have the defects of insufficient hardness and easy breakage, and except for the fact that the bearing requirement of SUVs is high due to large trunk space, the bearing requirements of medium and low-grade cars, MPVs and the like are relatively low, so that the light characteristic is seriously sacrificed for the bearing capacity by selecting thick PHC paper cellular boards, and the light PP cellular boards cannot be paid for the vehicles such as the medium and low-grade cars, the MPVs and the like. Therefore, for such vehicle models, there is no trunk lid that can satisfy the requirement of being light and having a certain load-bearing capacity.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide a not only slim and graceful but also have trunk apron of certain bearing capacity.
In order to solve the technical problem, the utility model provides a trunk apron, include the sandwich structure who stacks gradually the formation by the fine sheet layer of first PP glass, plastic foam material layer, the fine sheet layer of second PP glass, the fine sheet layer of first PP glass with between the plastic foam material layer and the plastic foam material layer with it is right between the fine sheet layer of second PP glass by the fused PP and the plastic foam material link together behind the trunk apron integral heating.
As an improvement on the technical scheme, the first PP glass fiber plate layer and the second PP glass fiber plate layer have the same structure and comprise multiple layers of glass fiber nets, microsphere foaming agents and PP powder are uniformly distributed on each layer of glass fiber net, and the first PP glass fiber plate layer and the second PP glass fiber plate layer are formed by heating and pressing.
In the above technical solution, the microsphere foaming agent and the PP powder may adopt various combination forms, including but not limited to, the microsphere foaming agent is attached to the surface of the PP powder, and the microsphere foaming agent is embedded in the PP powder.
As an improvement on the technical scheme, the glass fiber reinforced plastic section bar is arranged at the outer periphery of the trunk cover plate for edge covering.
As an improvement of the technical scheme, the second PP glass fiber board layer is coated by a waterproof felt, the outer edge of the waterproof felt is bent and fixed at the edge of the first PP glass fiber board layer, and a waterproof coating is coated on the surface of the first PP glass fiber board layer.
As an improvement to the above technical scheme, the plastic foam material layer is a polypropylene plastic foam material layer.
As an improvement to the above technical scheme, the plastic foam material layer is a polystyrene plastic foam material layer.
As an improvement to the technical scheme, the surface of the first PP glass fiber board layer is provided with tufting or raising.
As an improvement to the technical scheme, the surface of the second PP glass fiber board is coated with non-woven fabrics.
As an improvement on the technical scheme, a self-skinning foaming layer is covered on the surface of the second PP glass fiber board layer.
As an improvement to the technical scheme, the surface of the second PP glass fiber board is covered with a composite veneer.
The utility model has the advantages that: the utility model provides a trunk apron make full use of the toughness of PP glass fiber board and the characteristics of hardness, connect through lightweight plastic foam material layer, adopt dry process production technology to produce, production simple process uses conventional press of interior trim parts manufacturing plant and oven just can produce, need not to put into production facility in addition, and the wholeness can be good, and rigidity and toughness all satisfy the medium requirement of bearing, have satisfied lightweight market demand simultaneously.
Drawings
Fig. 1 is a schematic cross-sectional view of a trunk lid according to an embodiment of the present invention;
fig. 2 is a schematic cross-sectional view of a PP glass fiber sheet layer according to an embodiment of the present invention.
Detailed Description
The present invention is further described with reference to the following drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
Referring to fig. 1, for according to the utility model discloses a cross-sectional schematic diagram of trunk apron of an embodiment, it includes the sandwich structure who is stacked gradually the formation by first PP glass fiber layer 1, plastic foam material layer 2, second PP glass fiber layer 3, first PP glass fiber layer 1 with between the plastic foam material layer 2 and plastic foam material layer 2 with it is right between the second PP glass fiber layer 3 fused PP and plastic foam material link together after the trunk apron bulk heating.
In a preferred embodiment, the first PP fiberglass board layer 1 and the second PP fiberglass board layer 3 are both boards formed by uniformly scattering microsphere foaming agent and PP powder on a plurality of sparse fiberglass nets and then heating and pressing. Regarding first PP glass fiber board layer 1 and second PP glass fiber board layer 3, refer to fig. 2 and show, for according to the utility model discloses a cross-sectional schematic diagram of the PP glass fiber board layer of an embodiment, first PP glass fiber board layer 1 is the same with the glass fiber board layer 3 structure of second PP, consequently only takes first PP glass fiber board layer 1 as an example in fig. 2. In this example, the first PP fiberglass ply 1 includes three layers of sparse fiberglass mesh 11, 12, 13, it being understood by those skilled in the art that the three layers are for illustrative purposes only and not limiting, and that more or fewer layers of sparse fiberglass mesh may be provided as desired. The mixed powder material 14 of the microsphere foaming agent and the PP powder is uniformly distributed inside the glass fiber net, and the three layers of the sparse glass fiber nets 11, 12 and 13 are heated and pressed after the mixed powder material 14 of the microsphere foaming agent and the PP powder is uniformly spread to form the first PP glass fiber plate layer 1. In this embodiment, the multilayer structure of the first PP glass fiber board layer 1 does not include a PP fiber layer, and PP powder is uniformly distributed on a sparse glass fiber mesh, so that the utilization rate of PP is effectively improved, and meanwhile, in order to prevent the PP powder from falling off, a needling operation in a conventional process is omitted.
The trunk lid plate is prepared as follows:
the method comprises the following steps that firstly, a first PP glass fiber plate layer 1, a plastic foaming material layer 2 and a second PP glass fiber plate layer 3 are sequentially laminated to form a sandwich structure;
secondly, putting the material with the sandwich structure into an oven for baking, specifically, setting the temperature to be about 220 ℃, and heating and baking for 50-70 seconds until the material with the sandwich structure is completely softened;
thirdly, placing the softened material with the sandwich structure into a cold mold for molding and maintaining the pressure for a certain time, wherein the pressure adopted is 14-16MPa, and the mold pressing time is 60 seconds;
fourthly, cutting a profile of the material molded in the mold;
fifthly, trimming, namely removing corners of the cut material and trimming edge burrs.
The preparation of the first PP glass fiber board layer 1 and the second PP glass fiber board layer 3 is specifically as follows:
the first step, forming glass fiber into sparse glass fiber net;
secondly, uniformly spreading a microsphere foaming agent and PP powder on the first layer of sparse glass fiber net;
step three, laminating a second layer of sparse glass fiber net and uniformly spreading a microsphere foaming agent and PP powder;
fourthly, according to the requirement, a third layer and a fourth layer of … … sparse glass fiber nets are laminated, and a microsphere foaming agent and PP powder are uniformly scattered;
and fifthly, heating and pressing into a plate.
In order to enhance the strength of the trunk cover plate, the periphery of the trunk cover plate is provided with a glass fiber reinforced plastic profile for edge covering.
In order to improve the waterproof performance, the second PP glass fiber plate layer 3 is coated by a waterproof felt, the outer edge of the waterproof felt is bent and fixed on the edge of the first PP glass fiber plate layer 1, and the surface of the first PP glass fiber plate layer 1 is coated with a waterproof coating.
In an alternative embodiment, the plastic foam layer 2 is a polypropylene plastic foam layer.
As an alternative embodiment, the plastic foam material layer 2 is a polystyrene plastic foam material layer.
In order to improve the look and feel of the trunk cover plate, tufting or raising is arranged on the surface of the first PP glass fiber plate layer 1, and the first PP glass fiber plate layer 1 is used as an appearance surface, so that the trunk cover plate is full in appearance and rich in elasticity.
In order to increase the durability of the trunk lid plate, a non-woven fabric, a self-skinning foam material, a composite wood skin or the like may be selectively coated on the surface of the second PP glass fiber plate layer 3 as required.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.

Claims (10)

1. A trunk cover plate is characterized in that: the trunk cover plate comprises a sandwich structure formed by sequentially stacking a first PP glass fiber plate layer, a plastic foaming material layer and a second PP glass fiber plate layer, wherein the first PP glass fiber plate layer is connected with the plastic foaming material layer and the second PP glass fiber plate layer through the pair, and the trunk cover plate is integrally heated and then fused PP and the plastic foaming material are connected together.
2. The trunk lid panel according to claim 1, wherein: the first PP glass fiber plate layer and the second PP glass fiber plate layer are identical in structure and comprise multiple layers of glass fiber nets, microsphere foaming agents and PP powder are uniformly distributed on each layer of glass fiber net, and the glass fiber nets are connected together through the heated and fused microsphere foaming agents and PP.
3. The trunk lid panel according to claim 1, wherein: and the periphery of the trunk cover plate is provided with a covered edge of a glass fiber reinforced plastic profile.
4. The trunk lid panel according to claim 1, wherein: the second PP glass fiber board layer is coated by a waterproof felt, the outer edge of the waterproof felt is bent and fixed on the edge of the first PP glass fiber board layer, and a waterproof coating is coated on the surface of the first PP glass fiber board layer.
5. The trunk lid panel according to claim 1, wherein: the plastic foaming material layer is a polypropylene plastic foaming material layer.
6. The trunk lid panel according to claim 1, wherein: the plastic foaming material layer is a polystyrene plastic foaming material layer.
7. The trunk lid panel according to claim 1, wherein: and tufting or raising is arranged on the surface of the first PP glass fiber board layer.
8. The trunk lid panel according to claim 1, wherein: and the surface of the second PP glass fiber plate is coated with non-woven fabric, or spunlace fabric, or hot-rolled fabric.
9. The trunk lid panel according to claim 1, wherein: and a self-skinning foaming layer is covered on the surface of the second PP glass fiber board layer.
10. The trunk lid panel according to claim 1, wherein: and the surface of the second PP glass fiber board is covered with a composite veneer.
CN201920651492.9U 2019-05-08 2019-05-08 Trunk cover plate Active CN209888317U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920651492.9U CN209888317U (en) 2019-05-08 2019-05-08 Trunk cover plate

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920651492.9U CN209888317U (en) 2019-05-08 2019-05-08 Trunk cover plate

Publications (1)

Publication Number Publication Date
CN209888317U true CN209888317U (en) 2020-01-03

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920651492.9U Active CN209888317U (en) 2019-05-08 2019-05-08 Trunk cover plate

Country Status (1)

Country Link
CN (1) CN209888317U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112389051A (en) * 2020-10-30 2021-02-23 无锡吉兴汽车部件有限公司 Composite sandwich plate and preparation method and application thereof

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112389051A (en) * 2020-10-30 2021-02-23 无锡吉兴汽车部件有限公司 Composite sandwich plate and preparation method and application thereof

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