The contact between welding plate and fixture is treated as constraint in the finite element model of dynamic welding angular distortion simulation for overlayer in CO2 gas arc welding.
摘要采用有限元数值模拟方法研究了CO2护堆焊的变形动态。了反映夹具和焊接件的接触状态,将夹具和焊件统一建立有限元模型。
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