| ZK60镁合金等温成形数值模拟与试验研究 |
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| 引用本文： | 魏文婷,华林,刘艳雄.ZK60镁合金等温成形数值模拟与试验研究[J].武汉理工大学学报,2010(19). |
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| 作者姓名： | 魏文婷 华林 刘艳雄 |
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| 作者单位： | 武汉理工大学材料科学与工程学院; |
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| 基金项目： | 武汉市学科带头人计划项目(200750730314) |
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| 摘 要： | 针对ZK60镁合金罩体类零件的结构特点,设计了等温挤压成形工艺及试验模具。采用Deform-3D有限元模拟分析软件,研究了镁合金罩体类零件等温挤压成形过程中变形力及金属流动规律,预测了变形所需挤压力大小及可能产生的缺陷,为优化模具结构和工艺参数提供了理论依据。根据模拟结果进行等温挤压实验,成功挤出形状复杂的镁合金零件,其表面粗糙度与尺寸精度均符合要求。通过对挤出的镁合金零件进行内部显微组织观察,表明其成形性能良好。研究结果为该类镁合金零件等温挤压成形工艺和模具设计提供了科学依据。
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| 关 键 词： | 罩体零件 ZK60镁合金 等温挤压 |
Simulation and Experimental Research of Isothermal Extrusion of ZK60 Magnesium Alloy |
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| WEI Wen-ting,HUA Lin,LIU Yan-xiong.Simulation and Experimental Research of Isothermal Extrusion of ZK60 Magnesium Alloy[J].Journal of Wuhan University of Technology,2010(19). |
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| Authors: | WEI Wen-ting HUA Lin LIU Yan-xiong |
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| Affiliation: | WEI Wen-ting,HUA Lin,LIU Yan-xiong(School of Materials Science and Engineering,Wuhan University of Technology,Wuhan 430070,China) |
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| Abstract: | The isothermal extrusion process and test die of ZK60 magnesium alloy covering part are designed according to its structure characteristics.Using Deform-3D finite element simulation software,the deformation force and metal flow law of the isothermal extrusion process of the magnesium alloy covering parts are studied,which provides a theoretical basis for the optimization of the die structure and technological parameters.According to the results of the simulation,the isothermal extrusion experiment is implem... |
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| Keywords: | covering parts ZK60 magnesium alloy isothermal extrusion |
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