盒体组件激光焊接的有限元仿真分析

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中图分类号：TP399；TP391.9 文献标识码：A 文章编号：2096-4706（2025）12-0193-06

Finite Element Simulation Analysis of Laser Welding for Box Assembly Components

FANG Qingling'，LI Liang²， CHENGLibo'，LI Jiarong'， YAO Yong （1.Shaanxi Aerospace SupercomputingCenter Co.，Ltd.，Xi'an 712ooo， China; 2.Shanxi Province Aerospace and Astronautics Propulsion Research Institute Co.，Ltd.，Xi'an 710o3，China）

Abstract： With the continuous development of microwave module products towards higher performance，beter thermal conductivityigheritegation，lgtweightndgeaterelibilityteizeofCCsubtrateshaireased，eadingtoa correspondinginreaseintesizeoftheshell-boxassemblycomponents.Forlargersizedshell-boxassmblyomponents，laser weldingcaneasilycause significant deformationof thecover plate and even leadtocracks inthe side wallsofthe box.This paper establishesasimulation modelingof thebox assemblycomponent，usingFinite Element Simulationsoftware toeproduce the laser welding proces.Byanalyzing the temperature field，stressfeld，deformation amount，and molten poolmorphology， thestudyinvestigatesthetemperatureistribution，tressdistrbution，trendanalysisofeformationamount，nddevelopent situation of molten pool morphology during the laser welding process of the box assembly components.

Keywords： laser welding; box assembly component; numerical simulation

0 引言

在航空航天技术迅猛发展和军事领域深刻变革的背景下，太空正逐渐成为现代战争的一个关键战场，高性能的电子设备成为空间电子战制胜的关键手段[]。（剩余6318字）