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Forming method for high-temperature-resistant phenolic plastic insulation part in electric connector

A phenolic plastic and electrical connector technology, which is applied in the molding field of high temperature resistant phenolic plastic insulating parts, can solve the problems of long production cycle, hinder the production efficiency of electrical connectors, low efficiency, etc., achieve low rejection rate and improve molding efficiency , the effect of simple process

Active Publication Date: 2013-02-06
BENXI POWER SUPPLY COMPANY OF STATE GRID LIAONINGELECTRIC POWER SUPPLY +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0002] In electrical connectors, the production of metal parts can be produced quickly in large quantities, while the traditional production cycle of insulating parts, especially high-temperature-resistant insulating parts, is long and inefficient, which greatly hinders the production efficiency of electrical connectors.

Method used

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  • Forming method for high-temperature-resistant phenolic plastic insulation part in electric connector

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Experimental program
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Effect test

Embodiment 1

[0013] This embodiment provides a method for forming a high-temperature-resistant phenolic plastic insulating part in an electrical connector, which is characterized in that: the method for forming the high-temperature-resistant phenolic plastic insulating part in an electrical connector is The structure is a stepped columnar hollow part, and the overall structure is formed by compression molding process; the pre-pressing process is completed, the pressure is 0.3 tons, the preheating temperature is 90 degrees Celsius, and the pressure provided by the molding process equipment is 10 tons. Self-contained hydraulic press, the molding temperature is 190 degrees Celsius, hold the pressure for 10 minutes, demould and clean the mold; after taking it out, drill a through hole in the center with a drilling machine.

[0014] The pressing mold is an overflow mold or a semi-overflow mold.

[0015] The molding method of the high temperature resistant phenolic plastic insulating parts in th...

Embodiment 2

[0019] This embodiment provides a method for forming a high-temperature-resistant phenolic plastic insulating part in an electrical connector, which is characterized in that: the method for forming the high-temperature-resistant phenolic plastic insulating part in an electrical connector is The structure is a stepped columnar hollow part, and the overall structure is formed by compression molding process; the pre-pressing process is completed, the pressure is 0.4 tons, the preheating temperature is 100 degrees Celsius, and the pressure provided by the molding process equipment is 15 tons. Self-contained hydraulic press, the molding temperature is 240 degrees Celsius, keep the pressure for 15 minutes, remove the mold, and clean the mold; after taking it out, drill a through hole in the center with a drilling machine.

[0020] The pressing mold is an overflow mold or a semi-overflow mold.

[0021] The molding method of the high temperature resistant phenolic plastic insulating p...

Embodiment 3

[0025] This embodiment provides a method for forming a high-temperature-resistant phenolic plastic insulating part in an electrical connector, which is characterized in that: the method for forming the high-temperature-resistant phenolic plastic insulating part in an electrical connector is The structure is a stepped columnar hollow part, and the overall structure is formed by compression molding process; the pre-pressing process is completed, the pressure is 0.5 tons, the preheating temperature is 120 degrees Celsius, and the pressure provided by the molding process equipment is 20 tons. Self-contained hydraulic press, the molding temperature is 270 degrees Celsius, keep the pressure for 20 minutes, demould and clean the mold; after taking it out, drill a through hole in the center with a drilling machine.

[0026] The pressing mold is an overflow mold or a semi-overflow mold.

[0027] The molding method of the high temperature resistant phenolic plastic insulating parts in t...

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Abstract

The invention relates to a forming method for a high-temperature-resistant phenolic plastic insulation part in an electric connector, which is characterized by comprising the following steps of: forming the whole structure of the high-temperature-resistant phenolic plastic insulation part by using a compression molding process, wherein the high-temperature-resistant phenolic plastic insulation part is of a stepped cylindrical hollow part structure; finishing a precompression process at the pressure of 0.3-0.5 tons and the preheating temperature of 90-120 DEG C, providing the pressure of 10-20 tons by equipment to a self-contained hydraulic machine in a moulding pressing process, keeping the pressure for 10-20min, demoulding and clearing a mould, wherein the moulding temperature is kept at 190-270 DEG C; and drilling a central through hole through a drilling machine after the mould is taken out. The forming method for the high-temperature-resistant phenolic plastic insulation part in the electric connector has the advantages of simple process flow, easiness for operation, high manufacturing size precision, low rejection rate and great increment of production efficiency in an insulation part manufacturing link.

Description

technical field [0001] The invention relates to the technical field of electrical connector manufacturing, in particular to a molding method of a high-temperature-resistant phenolic plastic insulating part in an electrical connector. Background technique [0002] In electrical connectors, the production of metal parts can be produced quickly in large quantities, while the traditional production cycle of insulating parts, especially high-temperature-resistant insulating parts, is long and inefficient, which greatly hinders the production efficiency of electrical connectors. Contents of the invention [0003] The purpose of the present invention is to simplify the production process of the insulator in the electrical connector and improve the production efficiency, and especially provides a molding method for the high temperature resistant phenolic plastic insulator in the electrical connector. [0004] The invention provides a molding method of a high-temperature-resistant ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): B29C43/14B29C43/58
Inventor 王玲夏泳杜科
Owner BENXI POWER SUPPLY COMPANY OF STATE GRID LIAONINGELECTRIC POWER SUPPLY
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