Finite element simulation method for spin friction rivet welding of electric contact material

The invention provides an electric contact material rotating friction rivet welding finite element simulation method which comprises the following steps: establishing a rivet simulation geometric model comprising an upper mold, a lower mold, a rivet, a fixed cylinder and a riveting reed, and assembl...

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Bibliographic Details
Main Authors YANG GUANG, LI JIE, YOU YIBO, LIN WANHUAN, CHEN YANGFANG, MA SIPING, LIU YINGFEI, YAN XIAOFANG
Format Patent
LanguageChinese
English
Published 30.01.2024
Subjects
CALCULATING
COMPUTING
COUNTING
ELECTRIC DIGITAL DATA PROCESSING
PHYSICS
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Summary:The invention provides an electric contact material rotating friction rivet welding finite element simulation method which comprises the following steps: establishing a rivet simulation geometric model comprising an upper mold, a lower mold, a rivet, a fixed cylinder and a riveting reed, and assembling the upper mold and the lower mold in the geometric model; performing format conversion on the matched geometric model; riveting process attributes are set in the geometric model, ultrasonic waves are introduced to achieve simulation after the rivets are preheated, and a simulation result after preheating is obtained; and in the geometric model, welding process attributes and a friction spot welding mode are set, after a preheated simulation result is introduced, boundary condition constraint and friction welding parameter setting are carried out, and stirring friction riveting finite element analysis is further carried out on rivet and riveting reed grid division, so that stress analysis data of heat and mold s
Bibliography:Application Number: CN202311147809