CN216337404U

CN216337404U - Demolding cloth for composite material molding

Info

Publication number: CN216337404U
Application number: CN202122994432.7U
Authority: CN
Inventors: 张凯莉; 解文倩; 周伟
Original assignee: Jiangsu Dingxin Ruida New Material Technology Co ltd
Current assignee: Jiangsu Dingxin Ruida New Material Technology Co ltd
Priority date: 2021-12-01
Filing date: 2021-12-01
Publication date: 2022-04-19
Anticipated expiration: 2031-12-01

Abstract

The utility model discloses a demolding cloth for composite material molding, which comprises a demolding cloth body, wherein the demolding cloth body comprises a base material layer, a puncture-resistant layer is compounded on the top of the base material layer in a hot-pressing mode, a fireproof heat-insulating layer is compounded on the top of the puncture-resistant layer in a hot-pressing mode, a polytetrafluoroethylene layer is coated on the top of the fireproof heat-insulating layer, pressure-sensitive adhesive is coated on the bottom of the base material layer, the base material layer is made of glass cloth, 2-3 layers of glass cloth are arranged, the puncture-resistant layer comprises a puncture-resistant cloth layer, and a carbon fiber layer is bonded on the surface of the puncture-resistant cloth layer through an adhesive. According to the utility model, the base material layer, the puncture-resistant fabric layer, the carbon fiber layer, the Kevlar fiber layer, the fireproof heat-insulating layer, the polytetrafluoroethylene layer and the pressure-sensitive adhesive are matched for use, so that the demolding cloth body has good puncture resistance and use strength, and cannot be punctured in use, thereby prolonging the service life of the equipment.

Description

Demolding cloth for composite material molding

Technical Field

The utility model relates to the technical field of demolding cloth, in particular to demolding cloth for composite material molding.

Background

The demolding cloth is a process auxiliary material in the forming and curing process of the composite material member, is a material which is arranged between a mold and a blank part and prevents grease from being adhered to the mold, and is needed when the composite material is prepared.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide the demolding cloth for composite material molding, which has the advantage of long service life and solves the problem that the conventional demolding cloth is poor in puncture resistance, so that the demolding cloth can be punctured in the using process, and the service life of the demolding cloth is shortened.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a drawing of patterns cloth for combined material shaping, includes drawing of patterns cloth body, drawing of patterns cloth body includes the substrate layer, the top hot pressing complex of substrate layer has anti puncture layer, the top hot pressing complex of anti puncture layer has the fire prevention insulating layer, the top coating of fire prevention insulating layer has the polytetrafluoroethylene layer, the bottom coating of substrate layer has the pressure sensitive adhesive.

Preferably, the substrate layer is made of glass cloth, and the glass cloth is 2-3 layers.

Preferably, the puncture-resistant layer comprises a puncture-resistant fabric layer, the surface of the puncture-resistant fabric layer is bonded with a carbon fiber layer through an adhesive, and the surface of the carbon fiber layer is bonded with a Kraft fiber layer through an adhesive.

Preferably, the fireproof heat-insulating layer is made of fireproof cloth, and a fireproof agent is sprayed on the surface of the fireproof cloth.

Preferably, a label is pasted on the surface of the demolding cloth body, and product information is sprayed on the surface of the label.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the base material layer, the puncture-resistant fabric layer, the carbon fiber layer, the Kevlar fiber layer, the fireproof heat-insulating layer, the polytetrafluoroethylene layer and the pressure-sensitive adhesive are matched for use, so that the demolding cloth body has good puncture resistance and use strength, and cannot be punctured in use, thereby prolonging the service life of the equipment.

2. According to the utility model, the base material layer made of the glass cloth enables the demolding cloth body to have good use strength and heat-insulating and fireproof performance, the puncture-resistant cloth body can have good puncture-resistant performance through the puncture-resistant layer made of the puncture-resistant cloth layer, the carbon fiber layer and the Kaffera fiber layer, and the fireproof and heat-insulating layer made of the fireproof cloth enables the demolding cloth body to have good fireproof and heat-insulating performance.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view showing an internal connection structure of the release fabric of the present invention;

FIG. 3 is a schematic view of the internal connection structure of the puncture-resistant layer of the present invention.

In the figure: 1. a demoulding cloth body; 101. a substrate layer; 102. a puncture resistant layer; 1021. a puncture resistant cloth layer; 1022. a carbon fiber layer; 1023. a layer of Kraft fibers; 103. a fireproof heat-insulating layer; 104. a polytetrafluoroethylene layer; 105. pressure sensitive adhesive.

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.

The components of the present invention are all standard components or components known to those skilled in the art, and the structure and principle thereof can be known to those skilled in the art through technical manuals or through routine experimentation.

Referring to fig. 1-3, a release fabric for composite material molding comprises a release fabric body 1, a label is pasted on the surface of the release fabric body 1, product information is sprayed on the surface of the label, the release fabric body 1 comprises a substrate layer 101, the substrate layer 101 is made of glass fabric, the glass fabric is 2-3 layers, an anti-puncture layer 102 is compounded on the top of the substrate layer 101 in a hot-pressing manner, the anti-puncture layer 102 comprises an anti-puncture fabric layer 1021, a carbon fiber layer 1022 is adhered to the surface of the anti-puncture fabric layer 1021 through an adhesive, a kevlar fiber layer 1023 is adhered to the surface of the carbon fiber layer 1022 through an adhesive, a fireproof heat-insulating layer 103 is compounded on the top of the anti-puncture layer 102 in a hot-pressing manner, the fireproof heat-insulating layer 103 is made of fireproof cloth, a fireproof agent is sprayed on the surface of the fireproof cloth, a polytetrafluoroethylene layer 104 is coated on the top of the fireproof heat-insulating layer 103, and a pressure-sensitive adhesive 105 is coated on the bottom of the substrate layer 101, through the substrate layer 101 that adopts glass cloth to make, can make drawing of patterns cloth body 1 possess good service strength and thermal-insulated fire behavior, through adopting puncture-resistant cloth layer 1021, carbon fiber layer 1022 and kafu draw the compound puncture-resistant layer 102 of making of fibrous layer 1023, can make drawing of patterns cloth body 1 possess good puncture-resistant performance, through the fire prevention insulating layer 103 that adopts fire prevention cloth to make, can make drawing of patterns cloth body 1 possess good fire prevention heat-proof properties, through substrate layer 101, puncture-resistant layer 102, puncture-resistant cloth layer 1021, carbon fiber layer 1022, kafu draws fibrous layer 1023, fire prevention insulating layer 103, polytetrafluoroethylene layer 104 and pressure sensitive adhesive 105's cooperation is used, can make drawing of patterns cloth body 1 possess good puncture-resistant performance and service strength, can not in use by the puncture, thereby the life of this equipment has been improved.

During the use, through the substrate layer 101 that adopts glass cloth to make, can make drawing of patterns cloth body 1 possess good service strength and thermal-insulated fire behavior, through adopting puncture-resistant cloth layer 1021, carbon fiber layer 1022 and the compound puncture-resistant layer 102 of making of cuff draw fibrous layer 1023, can make drawing of patterns cloth body 1 possess good puncture-resistant performance, through adopting fire prevention insulating layer 103 that fire prevention cloth made, can make drawing of patterns cloth body 1 possess good fire prevention heat-proof quality.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a be used for fashioned drawing of patterns cloth of combined material, includes drawing of patterns cloth body (1), its characterized in that: the demolding cloth comprises a demolding cloth body (1) and is characterized in that the demolding cloth body (1) comprises a base material layer (101), an anti-puncture layer (102) is compounded on the top of the base material layer (101) in a hot-pressing mode, a fireproof heat insulation layer (103) is compounded on the top of the anti-puncture layer (102) in a hot-pressing mode, a polytetrafluoroethylene layer (104) is coated on the top of the fireproof heat insulation layer (103), and a pressure-sensitive adhesive (105) is coated on the bottom of the base material layer (101).

2. A release fabric for composite molding according to claim 1, characterized in that: the substrate layer (101) is made of glass cloth, and the glass cloth is arranged into 2-3 layers.

3. A release fabric for composite molding according to claim 1, characterized in that: the puncture-resistant layer (102) comprises a puncture-resistant cloth layer (1021), a carbon fiber layer (1022) is bonded to the surface of the puncture-resistant cloth layer (1021) through an adhesive, and a Kraft fiber layer (1023) is bonded to the surface of the carbon fiber layer (1022) through an adhesive.

4. A release fabric for composite molding according to claim 1, characterized in that: the fireproof heat-insulating layer (103) is made of fireproof cloth, and a fireproof agent is sprayed on the surface of the fireproof cloth.

5. A release fabric for composite molding according to claim 1, characterized in that: the surface of the demolding cloth body (1) is pasted with a label, and the surface of the label is sprayed with product information.