CN218660860U

CN218660860U - Automobile high-pressure composite board

Info

Publication number: CN218660860U
Application number: CN202222264941.9U
Authority: CN
Inventors: 于国俊; 赵磊; 于佳洋; 原效娟
Original assignee: Laizhou Guangli Printed Plate Co ltd
Current assignee: Laizhou Guangli Printed Plate Co ltd
Priority date: 2022-08-28
Filing date: 2022-08-28
Publication date: 2023-03-21
Anticipated expiration: 2032-08-28

Abstract

The utility model discloses an automobile high-pressure composite board, which comprises a modified polypropylene layer arranged at the upper part; a prepreg layer is arranged at the lower part of the modified polypropylene layer; a honeycomb core material is arranged at the lower part of the prepreg layer; the lower part of the honeycomb core material is provided with a printing coating; a lower high-temperature PVC film is arranged at the lower part of the printing coating; and a lower aluminum die is arranged at the lower part of the lower high-temperature PVC film. The composite board has high strength, light weight and simple forming.

Description

Automobile high-pressure composite board

Technical Field

The utility model belongs to the technical field of the automobile panel production, concretely relates to car high-pressure composite sheet.

Background

Automotive interior mainly indicates the automobile product that the inside repacking of car was used, involves the square face of car inside, for example car steering wheel cover, car cushion, car callus on the sole, car perfume, car pendant, inside goods of furniture for display rather than for use, containing box etc. all are automotive interior product, this part spare part is not only decorative effect, and the functionality, security and the engineering attribute that they related are very abundant.

With the increasingly deep humanization requirements of energy saving, consumption reduction, environmental protection and the like in the automobile industry, the humanization requirements of light weight, low VOC and the like have become the development targets of the current automobile interior decoration industry, and the composite board has the characteristics of high strength, light weight, simple and easy forming and the like, is widely applied to automobile interior parts such as a spare tire cover, a clothes and hat rack, a skylight sliding cover and the like in recent years, and gradually replaces the traditional materials such as a wood powder board, a GMT board, a wood board and the like.

SUMMERY OF THE UTILITY MODEL

The utility model provides a car high pressure composite sheet, the use of this equipment can be so that automotive interior one shot pressing shaping, has improved product diversification and recoverability.

In order to achieve the above purpose, the utility model provides a following technical scheme: an automotive high pressure composite panel comprises a modified polypropylene layer arranged at the upper part; a prepreg layer is arranged at the lower part of the modified polypropylene layer; a honeycomb core material is arranged at the lower part of the prepreg layer; the lower part of the honeycomb core material is provided with a printing coating; a lower high-temperature PVC film is arranged at the lower part of the printing coating; and a lower aluminum die is arranged at the lower part of the lower high-temperature PVC film.

Preferably, the high pressure composite panel is formed by high temperature lamination; the high-temperature layer comprises an upper high-temperature PVC film arranged at the lower part; a high-temperature upper aluminum die is arranged at the upper part of the upper high-temperature PVC film; and a heating plate is arranged at the upper part of the high-temperature upper aluminum die.

Preferably, a toothed bonding structure is formed between the prepreg layer and the honeycomb core material.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the composite material is applied to automobile interior parts such as skylight sliding covers and the like, finished interior parts can be obtained at one time through baking, fabric laying and pressing, the problem of one-time forming is solved, and the prepreg is used as a reinforcing layer of a paper honeycomb composite board in a breakthrough manner, so that the application field of the automobile interior parts is more diversified.

2. The process is different from the processes of secondary forming of other similar interior materials, spraying of fabrics and the like by baking in an oven and pressing and forming in a die, the investment of equipment is less, and continuous production can be realized; the processes of glue spraying, fabric compounding, edge covering and the like are reduced, the forming efficiency of interior trim part products is effectively improved, and the energy consumption is reduced; the interior trim part material can be recycled after being heated and separated.

Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the description below are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.

FIG. 1 is an overall view of the high-pressure composite board of the present invention;

in the figure: 1. the manufacturing method comprises the following steps of (1) a modified polypropylene layer, 2 a prepreg layer, 3 a honeycomb core material, 4 a printing coating, 5 a lower high-temperature PVC film, 6 a lower aluminum die, 7 an upper high-temperature PVC film, 8 a high-temperature upper aluminum die, 9 and a heating plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Unless specifically stated otherwise, the relative arrangement of the components and steps, the numerical expressions, and numerical values set forth in these embodiments do not limit the scope of the present invention. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be discussed further in subsequent figures.

For ease of description, spatially relative terms such as "over 8230 \ 8230;,"' over 8230;, \8230; upper surface "," above ", etc. may be used herein to describe the spatial relationship of one device or feature to another device or feature as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary terms "at 8230; \8230; 'above" may include both orientations "at 8230; \8230;' above 8230; 'at 8230;' below 8230;" above ". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

Referring to fig. 1, the present invention provides a technical solution: a high-pressure composite board for automobiles comprises a modified polypropylene layer 1 arranged at the upper part; the lower part of the modified polypropylene layer 1 is provided with a prepreg layer 2; the lower part of the prepreg layer 2 is provided with a honeycomb core material 3; the lower part of the honeycomb core material 3 is provided with a printing coating 4; a lower high-temperature PVC film 5 is arranged at the lower part of the printing coating 4; the lower part of the lower high-temperature PVC film 5 is provided with a lower aluminum die 6.

The high-pressure composite board is manufactured by high-temperature lamination; the high-temperature layer comprises an upper high-temperature PVC film 7 arranged at the lower part; a high-temperature upper aluminum die 8 is arranged at the upper part of the upper high-temperature PVC film 7; the upper part of the high-temperature upper aluminum die 8 is provided with a heating plate 9. The prepreg layer 2 and the honeycomb core material 3 are in a toothed bonding structure.

The prepreg is formed by heating and cooling amino silane modified glass fibers and a high-melt index modified polypropylene thermoplastic adhesive film according to a proportion, and a toothed bonding structure is formed between the prepreg layer 2 and the honeycomb core material 3. The modified polypropylene is fully combined at high temperature and high pressure, the modified polypropylene is wrapped outside the amino silane modified glass fiber, and 2280-2520 tex 8 beam bundle glass fiber is easy to cut and disperse, so that the spread in unit area is uniformly distributed, and the modified polypropylene is fully combined with the modified polypropylene at high temperature and high pressure.

The utility model discloses a performance parameter of composite sheet as follows:

serial number	Basic Properties	Parameter(s)
			1	Light transmission	90%±2
2	Material properties	2280—2520tex
			3	High temperature film	No impurities after high temperature
4	Die set	High-precision profiling 1
			5	High-pressure die	170kg air pressure

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The automobile high-pressure composite board is characterized in that: the high-pressure composite board comprises a modified polypropylene layer (1) arranged at the upper part; a prepreg layer (2) is arranged at the lower part of the modified polypropylene layer (1); a honeycomb core material (3) is arranged at the lower part of the prepreg layer (2); the lower part of the honeycomb core material (3) is provided with a printing coating (4); a lower high-temperature PVC film (5) is arranged at the lower part of the printing coating (4); and a lower aluminum die (6) is arranged at the lower part of the lower high-temperature PVC film (5).

2. The automotive high pressure composite panel according to claim 1, wherein: the high-pressure composite board is manufactured by high-temperature lamination; the high-temperature layer comprises an upper high-temperature PVC film (7) arranged at the lower part; a high-temperature upper aluminum die (8) is arranged at the upper part of the upper high-temperature PVC film (7); and a heating plate (9) is arranged at the upper part of the high-temperature upper aluminum die (8).

3. The automotive high pressure composite panel according to claim 1, wherein: and a toothed bonding structure is formed between the prepreg layer (2) and the honeycomb core material (3).