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摘要：
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建立了万向节叉热成形工艺的刚粘塑性有限元模型 ,分析了在不同毛坯尺寸下万向节叉热成形过程的成形情况及可能产生的缺陷 ,为获得合理的毛坯尺寸提供了理论依据。
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The rigid\|visco\|plastic finite element model of slewing journal hot forming process has been established in this paper,the status and the defect which appears in the hot forming process has been analyzed at different size of billet,theoretical support has been provided to get reasonable size of billet.
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基金项目：
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作者简介：
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参考文献：
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1 周杰等高速钢扁锭锻造方坯内部裂纹研究机械工程学报,1996(5)
2 周杰等摩擦对收口的影响研究锻压技术,2001,26(1)
3 AltanT .Processsimulationofhotdie forging process.AdvancedTechnologyofplasticity,1988,11(3):37～41
4 KobayashiS ,OhSI,AltanT .Metalformingandfiniteelementmethod.NewYork:OxfordUniversityPress,1988
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