Method for embedding cable assembly into composite material through mold pressing

A composite material and cable assembly technology, applied in the field of cable manufacturing, can solve problems such as hidden quality problems and difficult wiring in small spaces, and achieve the effects of improving bonding strength, saving wiring space, and good batch productivity

Pending Publication Date: 2021-10-08
10TH RES INST OF CETC
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] The purpose of the present invention is to solve the problems of difficult wiring in small spaces and hidden quality problems in electronic equipment, to provide a method for manufacturing cable assemblies molded and embedded in composite materials that can effectively save wiring space for electronic equipment, and to promote miniaturization and light weight of electronic equipment , Integrated development

Method used

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  • Method for embedding cable assembly into composite material through mold pressing
  • Method for embedding cable assembly into composite material through mold pressing
  • Method for embedding cable assembly into composite material through mold pressing

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Embodiment Construction

[0017] refer to Figure 1-Figure 6 . According to the present invention, the cable 1 adopts a high-temperature-resistant model whose outer skin is made of polytetrafluoroethylene, and is molded with an upper mold 2 and a lower mold 4 with upper and lower cavities, and the lower mold 4 is designed for forming and connecting The relief boss of the positioning gap of the device 6 is installed, and a V-shaped groove is designed on the frame bearing frame of the cable extension end of the lower mold 4, which is used for centering positioning when the cable 1 is laid; , the skin of the cable 1 is treated with a plasma treatment process to increase its surface energy and improve the bonding strength of the skin and the composite material matrix interface; After drying, fill the cut composite material prepreg 3 into the groove of the lower mold 4, and lay it when laying the bottom prepreg 3 to 1 / 2 the thickness of the groove according to the order, direction, and number of layers of ...

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Abstract

The invention discloses a method for embedding a cable assembly into a composite material through mold pressing. The method aims to save the wiring space of electronic equipment and embed the composite material. The method is realized by the following steps that before the cable assembly is embedded, a cable skin is treated by adopting a plasma treatment process; during mold pressing embedding, a mold cavity of an upper mold and a mold cavity of a lower mold are coated with a release agent, after airing, cut composite prepreg is laid on the lower mold to 1 / 2 of the thickness, then a cable is laid and embedded, the cable is positioned through a V-shaped groove of the lower mold, a partition plate is installed at a cable outlet to prevent glue overflowing, and after the cable is laid, 1N-3N tension is applied, and a glue film is used for fixing; then the remaining 1 / 2 thickness of prepreg is laid continuously, then the upper mold and the lower mold are pressed, and mold pressing curing is conducted on a mold pressing machine; and after curing, a transition plate and a connector are installed on the embedded composite material component, the embedded cable and the connector are assembled and connected to achieve intercommunication, and finally manufacturing of the cable assembly embedded into the composite material through mold pressing is completed.

Description

technical field [0001] The invention belongs to the technical field of cable manufacture, and in particular relates to a method for molding and embedding a cable component into a composite material. Background technique [0002] Cable assemblies are used in various electronic information systems in aviation, aerospace and other fields, and can realize impedance matching and energy transmission of electrical signals and microwave signal transmission paths between devices or inside devices. It plays an important role in guaranteeing the improvement of the working performance of various electronic equipment. In the development process of electronic equipment, how to reasonably design and arrange cables is an important research topic. For electronic equipment with complex functions and high integration, there are various electrical interfaces, and system-level electronic equipment usually requires thousands of cables to realize the interconnection and intercommunication between...

Claims

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Application Information

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IPC IPC(8): B29C70/34B29C70/54B29C70/68
CPCB29C70/345B29C70/54B29C70/681Y02T50/40
Inventor 刘潇龙阎德劲李乐杨超
Owner 10TH RES INST OF CETC
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