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Thermoplastic composite plate pressing mold and using method

A composite material, press mold technology, applied in the field of press mold, to achieve the effect of realizing industrial mass production, reducing manufacturing cost and shortening manufacturing cycle

Active Publication Date: 2021-12-14
浙江抟原复合材料有限公司
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0008] The object of the present invention is to provide a thermoplastic composite material flat pressing mold and its use method to solve the problems mentioned in the above-mentioned background technology

Method used

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  • Thermoplastic composite plate pressing mold and using method
  • Thermoplastic composite plate pressing mold and using method
  • Thermoplastic composite plate pressing mold and using method

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0042] Such as figure 1 and Figure 5 As shown, a thermoplastic composite material flat pressing mold and its use method include an upper pressing plate 1, a lower bottom plate 2, an upper mold 3, a lower mold 4, a heat insulating block 5 and a support plate 6, and the bottom of the upper pressing plate 1 is equipped with a heat insulating Plate 7, the bottom of heat insulation plate 7 is equipped with upper mold 3;

[0043] Specifically, the upper platen 1 can be used to install the upper mold 3, and at the same time it can be connected with the press, and then driven by the press, the upper mold 3 can be moved up and down following the upper platen 1 to change the distance between the upper mold 4 and the lower mold 4. , when the spacing is adjusted to the maximum, it is convenient to place the thermoplastic composite material that needs to be pressed into the lower pressure groove 19, the upper mold 3 moves down to contact the lower mold 4, and the pressure of the set valu...

Embodiment 2

[0047] Such as figure 2 , image 3 , Figure 4 and Figure 7 As shown, the bottom of the upper mold 3 is equipped with a lower mold 4, and the bottom of the lower mold 4 is equipped with three groups of heat insulation blocks 5 arranged side by side. The bottom wall of the heat insulation block 5 is equipped with a support plate 6, and the bottom of the support plate 6 is installed lower bottom plate 2;

[0048] Specifically, both the lower mold 4 and the upper mold 3 are made of H13 steel, which can be used repeatedly at a high temperature of 400 ° C, which improves the service life of the mold. The material of the heat insulation block 5 is the same as that of the heat insulation plate 7 . It can intercept the heat transfer from the lower mold 4 to the support plate 6 during the heating process of the material, and can correspondingly reduce the thermal energy effect on the support plate 6, thereby reducing its damage caused by high temperature. The support plate 6 has a...

Embodiment 3

[0058] Such as Figure 6 As shown, the top of the lower mold 4 is provided with a lower pressure groove 19, and the inner wall of the lower pressure groove 19 is attached to the outer wall of the pressing block 18, and the top of the lower mold 4 is evenly equipped with four groups of connecting pins 20 arranged in a square shape. The pin 20 is installed around the outside of the lower pressure groove 19, and the top of the connecting pin 20 extends into the inside of the upper mold 3, and the top of the lower mold 4 is provided with two sets of overflow grooves 21 for storing the extruded resin during the molding process, and The front side of one side overflowing glue groove 21 and one side outer wall of another group of overflowing glue grooves 21 are attached to the back side and one side outer wall of the lower pressing groove 19 respectively.

[0059] Specifically, the lower pressure groove 19 has a certain depth and can be used to place thermoplastic prepregs. At the sa...

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Abstract

The invention discloses a thermoplastic composite plate pressing mold and a using method. The thermoplastic composite plate pressing mold comprises an upper pressing plate, a lower bottom plate, an upper mold, a lower mold, a heat insulation block and a support plate, wherein the heat insulation plate is mounted at the bottom of the upper pressing plate; and the upper mold is mounted at the bottom of the heat insulation plate; a lower mold is mounted at the bottom of the upper mold; three sets of heat insulation blocks arranged side by side are mounted at the bottom of the lower mold; the support plate is mounted on the bottom walls of the heat insulation blocks; the lower bottom plate is mounted at the bottom of the support plate; and five sets of heating holes which are arranged front and back are uniformly formed in the outer walls of one sides of the upper mold and the lower mold. Through integration of heating pipes with the heating function and cooling pipes with the cooling function mounted in the upper mold and the lower mold, it can be guaranteed that the device is rapidly cooled and heated, the upper mold and the lower mold are made of H13 steel and can be repeatedly used at the high temperature of 400 DEG C, the device can promote resin to be rapidly crystallized, and meanwhile, when the upper mold moves up and down, deviation can be avoided, and the influence on the alignment effect of the mold and the lower mold is avoided.

Description

technical field [0001] The invention relates to the technical field of pressing molds, in particular to a flat pressing mold for thermoplastic composite materials and a use method thereof. Background technique [0002] Composite materials are widely used in the aerospace field due to their high specific strength and high specific modulus. In recent years, with the development and development of molding processes, they have gradually been promoted in the automotive and automotive industries. Currently, the mainstream fiber-reinforced resin composite The materials are mainly thermosetting resin matrices such as phenolic and epoxy. With the continuous improvement of human requirements for environmental protection, thermoplastic resin matrices, especially high-performance thermoplastic composite materials, are booming. Thermoplastic materials have better impact resistance. , higher operating temperature, and the advantages of recyclable recycling have become the focus of the dev...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B29C70/42B29C70/54B29C33/02B29C33/04
CPCB29C70/42B29C70/54B29C33/02B29C33/046B29C33/38B29C33/303
Inventor 谢富原董晓阳郭丹旎李洪哲陈长胜戚明刚
Owner 浙江抟原复合材料有限公司