CN216153028U

CN216153028U - Forming device of composite automobile ornament

Info

Publication number: CN216153028U
Application number: CN202122199136.8U
Authority: CN
Inventors: 刘朝晖; 崔海军
Original assignee: Shandong Shuangyi Technology Co ltd
Current assignee: Shandong Shuangyi Technology Co ltd
Priority date: 2021-09-10
Filing date: 2021-09-10
Publication date: 2022-04-01
Anticipated expiration: 2031-09-10

Abstract

The utility model provides a molding device of a composite material automobile ornament, which comprises: a mold on which an automobile ornament is placed; the demolding cloth is arranged on the automobile ornament, and the demolding cloth is attached to the automobile ornament; and the bag film is arranged on the demoulding cloth and seals the automobile ornament. The forming device of the automobile ornament made of the composite material disclosed by the utility model can reduce the surface bubbles of the automobile ornament product.

Description

Forming device of composite automobile ornament

Technical Field

The utility model relates to the field of vehicle covering parts, in particular to a forming device of a composite material automobile ornament.

Background

The automobile ornament is a device which is arranged in an automobile body to play a role in decoration, fixation or holding, and has higher requirement on the stability of the internal structure of the automobile ornament as the ornament is frequently operated and practical by a user. The conventional automobile ornament products are mostly produced by direct plastic-suction molding or in a long glass fiber process, but the strength of the produced products is poor no matter the products are produced by direct plastic-suction molding or in the long glass fiber process. In the production process of the automobile ornament, a large amount of bubbles exist in the temporal part of the automobile ornament, so that the stability of the structure of the automobile ornament is influenced, and the attractiveness of the automobile ornament is influenced by a large amount of bubbles for transparent automobile ornaments and ornaments with high requirements on surface finish.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned disadvantages of the prior art, the present invention provides a molding device for a composite material automobile trim, which is used for improving the poor stability of the internal structure of the automobile trim product and the surface bubble defect thereof in the prior art.

To achieve the above and other related objects, the present invention provides a molding device for a composite automobile trim, comprising:

a mold on which an automobile ornament is placed;

the demolding cloth is arranged on the automobile ornament, and is attached to the automobile ornament; and

and the bag film is arranged on the demolding cloth and seals the automobile ornament.

In one embodiment of the utility model, the size of the release cloth is larger than the size of the working face of the mold.

In an embodiment of the utility model, the molding device of the composite automobile ornament further comprises a flow guide net, wherein the flow guide net is arranged on the demolding cloth, and the flow guide net covers the surface of the automobile ornament.

In one embodiment of the present invention, the molding device for a composite automobile trim further includes a sealing strip disposed on one side of the automobile trim and the flow guide net.

In one embodiment of the present invention, the bag film covers the flow guide net and the sealing strip, and the bag film and the sealing strip form a sealed space.

In one embodiment of the utility model, the mould has at least one bend.

In one embodiment of the utility model, the mold comprises a first plane, a second plane and a third plane, wherein one end of the second plane is connected with the first plane, the other end of the second plane is connected with the third plane, the first plane and the second plane are arranged at a certain angle, and the second plane and the third plane are arranged at a certain angle.

In one embodiment of the present invention, the mold further includes a fourth plane connected to the third plane, and the second plane, the third plane and the fourth plane form a convex portion.

In an embodiment of the present invention, the material of the flow guide net is polyethylene.

In one embodiment of the present invention, a resin is disposed in the pouch film, and the resin is a polyester resin, an epoxy resin, a polyurethane resin, or a vinyl resin.

As described above, the utility model discloses a molding device for a composite automobile ornament, which is convenient for subsequent demolding of the automobile ornament by arranging the demolding cloth on the automobile ornament and enabling the demolding cloth to be attached to the automobile ornament. The fluidity of the resin is promoted by the arrangement of the flow guide net. Through the arrangement of the bag film and the sealing strip, the roughness of the surface of the automobile ornament is improved. The utility model effectively improves the defects of bubbles, pinholes and the like on the surface of the automobile ornament product and enhances the strength of the automobile ornament product.

Drawings

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

Fig. 1 shows a schematic view of an automotive trim product.

Fig. 2 is a schematic view of a molding apparatus for a composite automobile trim according to the present invention.

Fig. 3 is a schematic view of another composite material automobile ornament forming device according to the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, the automobile trim product includes an automobile interior and an automobile exterior, such as a roof 1500, a tail light frame 1700, and an automobile sticker 1200. Such as an air intake grill 1100, a rear view mirror 1300, a sunroof 1400, a roof rack 1600, etc. The conventional automobile ornament product has no fiber in the manufacturing structure, so the strength of the automobile ornament product is poor.

Referring to fig. 2, in an embodiment of the present invention, the apparatus for forming the composite automobile trim includes a mold 100, a release fabric 400, and a bag film 600. Automobile ornaments are placed on the mold 100, and the structural shape of the mold 100 is not limited. The release cloth 400 is arranged on the automobile ornament, and the release cloth 400 is attached to the automobile ornament. The bag film 600 is disposed on the release fabric 400, and the automobile trim is sealed by the bag film 600. The automobile ornament is easier to demould through the demoulding cloth 400, the bag film 600 seals the automobile ornament, air bubbles in the automobile ornament are discharged, and the roughness of the surface of the automobile ornament is improved.

Referring to fig. 2, in an embodiment of the present invention, the shape of the mold 100 is not limited, and is determined according to the shape of the automobile ornament product. The mold 100 includes a first planar surface 110, a second covering surface 120, and a third flat surface 130. Wherein the automobile trim covers the entire first plane 110. A second plane 120 is disposed on one side of the first plane 110, the second plane 120 connects the first plane 110, and the second plane 120 is, for example, an inclined plane, and the automobile trim covers the entire second plane 120. A third plane 130 is provided at one side of the second plane 120, the third plane 130 is connected to the second plane 120, and the automobile trim part partially covers the third plane 130. One end of the second plane 120 is connected to the first plane 110, the other end of the second plane 120 is connected to the third plane 130, the first plane 110, the second plane 120 and the third plane 130 form a bending portion, and the first plane 110, the second plane 120 and the third plane 130 are disposed at an angle, for example, ranging from 0 ° to 360 °.

Referring to fig. 3, in another embodiment of the present invention, a mold 100a includes a first plane 110, a second plane 120, a third plane 130, a fourth plane 140, and a fifth plane 150. The automobile trim covers the entire first plane 110, and a second plane 120 is disposed on one side of the first plane 110. The second plane 120 connects the first plane 110, and the automobile trim covers the entire second plane 120, and the second plane 120 is, for example, an inclined plane. The first plane 110 is connected to the second plane 120, so that a concave portion is formed on the mold 100. A third plane 130 is provided at one side of the second plane 120, the third plane 130 is connected to the second plane 120, and the automobile trim covers the entire third plane 130. A fourth plane 140 is disposed at one side of the third plane 130, the fourth plane 140 is connected to the third plane 130, and the automobile trim covers the entire fourth plane 140. The mold 100 forms a convex portion by the connection of the second plane 120, the third plane 130 and the fourth plane 140. One side of the fourth plane 140 is provided with a fifth plane 150, the fifth plane 150 connects the fourth plane 140, and the automotive trim covers a portion of the fifth plane 150 for sealing. The fifth plane 150 is connected by the fourth plane 140, so that the mold 100 forms another recess. The shape of the mold 100a is not limited, and the number of the concave portions and the convex portions formed on the mold 100a is not limited.

Referring to fig. 2, in an embodiment of the present invention, the automobile trim includes a sheet 200, and the sheet 200 is disposed on the mold 100 and attached to the mold 100. The tailored sheet 200 is firstly placed on a plastic suction mold for plastic suction molding according to the tailoring style of the drawing of the automobile ornament product, the plastic suction molding temperature of the sheet 200 is, for example, 140 ℃ and 160 ℃, then the male mold and the female mold are made according to the shape of the product mold 110, and finally the plastic suction finished sheet is transferred to the product mold 110 and is placed in a manner of being attached to the product mold 110. The sheet 200 is, for example, an acrylonitrile-butadiene-styrene sheet or a polyvinyl chloride sheet.

Referring to fig. 2, in an embodiment of the present invention, the automobile trim further includes a finished part 300, and the finished part 300 is disposed on the sheet 200 and attached to the sheet 200. The final product 300 is, for example, a fiber cloth to increase the strength of the product, and is not limited thereto. Before the finished product 300 is used, whether the finished product 300 is damp or not is checked, if the finished product 300 is damp, the finished product 300 is dried, and the finished product 300 is cut according to the specification requirements of the drawing. And layering the cut finished product 300 on the sheet material 200 according to the layering requirement of the process file, so that the sheet material 200 is attached to the outer surface of the finished product 300, and the defects of bubbles and pinholes on the surface of the finished product 300 are overcome. In the present embodiment, the finished product 300 is, for example, a fiber cloth with multiple layers, and the thickness of the finished product 300 is greater than that of the sheet material 200. The technical document laying requirement is that when the finished product 300 is laid, for example, wrinkles higher than 3mm to 5mm, specifically, 3mm, for example, cannot be formed. In order to ensure the cloth layer is smooth and tight, the fiber cloth should be scraped once after each finished product 300 is laid, and the material of the finished product 300 is, for example, one of glass fiber, carbon fiber and aramid fiber, and is not limited thereto.

Referring to fig. 2, in one embodiment of the present invention, after the finished part 300 is finished with the layering requirement, an auxiliary part is disposed on the finished part 300, and the auxiliary part improves the surface quality of the finished part 300. The auxiliary members include a release fabric 400, a flow guide net 500, a bag film 600, and a sealing tape 700. The release cloth 400 is disposed on the finished part 300, and the release cloth 400 should cover the surface of the finished part 300, and the size of the release cloth 400 is larger than the size of the working surface of the mold 100, for example, the length and width of the release cloth 400 is at least 200mm larger than the length and width of the working surface of the mold 100, so that no missing place of the release cloth 400 on the finished part 300 is allowed. By laying the release cloth 400 on the finished part 300 to isolate the finished part 300 and other auxiliary materials, and the release cloth 400 does not stick to the finished part 400, the finished part 300 and the sheet 200 can be torn off from the finished part 300 after being fixed and formed. The flow guide net 500 is disposed on the release fabric 400, and the flow guide net 500 should cover the entire surface of the finished part 300. The flow guide net 500 is made of, for example, polyethylene, and is in a woven form. Different flow guide nets 500 are selected according to the shape of the automobile ornament product, and the flow guide nets 500 are mainly used for promoting the flow of resin and rapidly dispersing the resin in the whole automobile ornament product. The pouch film 600 is disposed on the flow guide net 500, and the pouch film 600 seals the sheet 200 and the finished piece 300. The bag film 600 is fixed to the mold 100 at the edge position of the bag film 600, for example, by a pressure sensitive adhesive tape, and the bag film 600 is wrapped around the sheet 200, the finished member 300, the release cloth 400, and the flow guide net 500. The bag film 600 covers the flow guide net 500 and the sealing strip 700, and the bag film 600 and the sealing strip 700 form a sealed space. The sealing tape 700 seals the pouch film 600 to prevent the pouch film 600 from leaking, so that the sheet 200, the finished product 300, the release fabric 400, and the flow guide net 500 form a closed space. A connecting port (not shown) is further arranged on the bag film 600, the bag film is connected with a vacuumizing and filling device (not shown) through the connecting port, and after vacuumizing and filling, air in the bag film 600 is evacuated and sealed to form negative pressure and exhaust gas in the finished product 300, so that the finished product 300 and the sheet 200 are attached more compactly, and bubbles and pinhole defects on the surface of the finished product 300 are improved. Then, resin is poured into the bag film 600, and the finished product 600 is impregnated by using the fluidity and permeability of the resin, so as to enhance the strength of the finished product 300. After the resin is cured, the auxiliary member is removed, the finished product 300 and the sheet material 200 are tightly attached, the finished product 300 and the sheet material 200 are subjected to post-treatment, such as trimming and punching, and finally, paint spraying treatment is performed according to the appearance requirement of the product. The pressure for evacuation is, for example, -0.103MPa to-0.093 MPa, and specifically, -0.098 MPa. The resin is, for example, one of polyester resin, epoxy resin, polyurethane resin, and vinyl resin.

In the description of the present specification, reference to the description of the terms "present embodiment," "example," "specific example," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The embodiments of the utility model disclosed above are intended merely to aid in the explanation of the utility model. The examples are not intended to be exhaustive or to limit the utility model to the precise forms disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best utilize the utility model. The utility model is limited only by the claims and their full scope and equivalents.

Claims

1. A molding device for a composite material automobile trim, comprising:

a mold on which an automobile ornament is placed;

2. The molding device for composite automobile trims as claimed in claim 1, wherein the size of the release cloth is larger than the size of the working face of the mold.

3. The molding apparatus for a composite automobile trim according to claim 1, further comprising a flow guide net disposed on the release fabric and covering a surface of the automobile trim.

4. The molding apparatus for a composite automobile trim according to claim 3, further comprising a weather strip disposed on one side of the automobile trim and the flow guide net.

5. The molding device for composite automobile trims as claimed in claim 4, wherein the bag film covers the flow guide net and the sealing strip, and the bag film and the sealing strip form a sealed space.

6. The molding apparatus for automotive trims of claim 1, wherein the mold has at least one bent portion.

7. The molding apparatus for composite automobile trims as claimed in claim 1, wherein the mold comprises a first plane, a second plane and a third plane, wherein one end of the second plane is connected to the first plane, the other end of the second plane is connected to the third plane, the first plane and the second plane are disposed at an angle to each other.

8. The molding device for composite automobile trims as claimed in claim 7, wherein the mold further comprises a fourth plane connected to the third plane, the second plane, the third plane and the fourth plane forming a convex portion.

9. The molding apparatus for automobile trim parts made of composite material according to claim 4, wherein the material of the flow guide net is polyethylene.