| 基于数值模拟的筒形件多道次拉深工艺与实验研究 |
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| 引用本文： | 汪超,胡道春.基于数值模拟的筒形件多道次拉深工艺与实验研究[J].机械设计与制造,2011(11). |
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| 作者姓名： | 汪超 胡道春 |
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| 作者单位： | 台州职业技术学院机电工程学院,台州,318000 |
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| 基金项目： | 浙江省优秀青年教师资助项目; 浙江省教育厅科研资助项目（Y200909760）; 台州职业技术学院2010年度重点课题（2010ZD02） |
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| 摘 要： | 分析了开水煲外壳零件成形的工艺特点,采用有限元分析软件Dynaform对其多道次拉深成形过程进行了数值模拟。首先确定出该零件合理的拉深系数分配,并在此基础上,选取影响最终成形质量的主要因素压边力、摩擦系数、模具圆角半径等为优化变量,通过正交试验,分析了零件关键位置的最大变薄率及表面质量情况,对上述工艺参数进行了优化。通过实践生产验证,经工艺优化后的成形零件质量得到一定程度的提高,取得了满意的结果。
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| 关 键 词： | 开水煲外壳 多道次拉深 有限元法 工艺优化 |
Study on multi-stage drawing process and test of tubular parts based on numerical simulation |
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| WANG Chao,HU Dao-chun.Study on multi-stage drawing process and test of tubular parts based on numerical simulation[J].Machinery Design & Manufacture,2011(11). |
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| Authors: | WANG Chao HU Dao-chun |
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| Affiliation: | WANG Chao,HU Dao-chun(School of Mechatronics Engineering,Taizhou Vocational & Technical College,Taizhou 318000,China) |
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| Abstract: | The technological characteristics of shell forming of kettles were analyzed,and numerical simulation for the deep drawing process is done by using finite element software Dynaform.First reasonable drawing coefficient distribution for the part is confirmed,based on which main factors for impacting the forming quality are selected as the optimized variable such as blank holder force,friction coefficient and profile radius of dies,which will be optimized through orthogonal test by analyzing max.attenuation and... |
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| Keywords: | Shell of kettles Multi-stage drawing Finite element method Process optimization |
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