A device for annealing ball heads of high pressure oil pipes

By designing an annealing device for high-pressure oil pipe ball heads, the problems of excessive hardness of the ball head and inaccurate clamping positioning are solved, efficient and accurate heating and annealing treatment are achieved, and the fatigue resistance and operation of the material are improved. Security.

CN111593187BActive Publication Date: 2025-02-21SHANGHAI ZHONGYUAN FUEL RAIL MFG
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Patent Information

Application Number
CN202010478043.6
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2020-05-29
Publication Date
2025-02-21
Estimated Expiration
2040-05-29

AI Technical Summary

Technical Problem

The prior art is difficult to achieve effective annealing treatment of the ball head of the high-pressure oil pipe, resulting in excessive hardness of the ball head, prone to cracking, and inaccurate clamping positioning, affecting the heating annealing effect.

Method used

A device including a high-frequency welding machine, a translation mechanism, a pipe clamping mechanism and a pipe positioning mechanism is designed, and precise heating and annealing of the ball head is achieved through precise positioning and clamping.

Benefits of technology

The device improves the efficiency and accuracy of ball head annealing treatment, reduces ball head hardness, enhances the fatigue resistance of the material, reduces leakage risk, and simplifies the operation process.

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Abstract

The present invention relates to a device for annealing a ball head of a high-pressure oil pipe, comprising a body, a high-frequency welder and a bracket arranged on the body, a translation mechanism installed on the bracket, a mounting base plate connected to the translation mechanism, and an oil pipe clamping mechanism and an oil pipe positioning mechanism installed on the mounting base plate; the high-frequency welder is provided with a gas protection quartz tube and an induction coil located in the protection quartz tube; the translation mechanism drives the mounting base plate to translate and deliver the oil pipe to be processed to the position of the induction coil. Compared with the prior art, the present invention has the advantages of convenient operation, accurate positioning, and suitability for mass production.
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Citation Information

Patent Citations

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    CN210306257U

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  • High-pressure oil pipe ball head annealing device

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