Copper-aluminum joint preparation process and preparation device

The invention discloses a copper-aluminum joint preparation process which comprises the following steps: hole shrinkage: carrying out hole shrinkage treatment and insertion on one end to be welded of a copper pipe fitting, inserting the copper pipe subjected to hole shrinkage into an aluminum pipe,...

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Bibliographic Details
Main Authors SHANG GUANGMING, ZHANG YONGJIANG
Format Patent
LanguageChinese
English
Published 12.09.2023
Subjects
COMBINED OPERATIONS
MACHINE TOOLS
METAL-WORKING NOT OTHERWISE PROVIDED FOR
OTHER WORKING OF METAL
PERFORMING OPERATIONS
TRANSPORTING
UNIVERSAL MACHINE TOOLS
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Summary:The invention discloses a copper-aluminum joint preparation process which comprises the following steps: hole shrinkage: carrying out hole shrinkage treatment and insertion on one end to be welded of a copper pipe fitting, inserting the copper pipe subjected to hole shrinkage into an aluminum pipe, abutting, placing the copper-aluminum pipe fitting formed after insertion into welding equipment, abutting the copper pipe fitting and the aluminum pipe through an arranged abutting assembly, heating, and welding. The connection position between the copper pipe fitting and the aluminum pipe fitting is subjected to heating treatment and extrusion, the copper pipe fitting and the aluminum pipe fitting abut against each other and are welded through an extrusion mechanism in the welding equipment, and the connection position between the copper pipe fitting and the aluminum pipe is welded through a welding mechanism on the welding equipment. According to the copper-aluminum connector preparation technology and device, d
Bibliography:Application Number: CN202310461718