| 筒形件强力旋压的有限元模拟 |
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| 引用本文： | 宛琼,李付国,李超玲. 筒形件强力旋压的有限元模拟[J]. 锻压装备与制造技术, 2011, 0(4) |
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| 作者姓名： | 宛琼 李付国 李超玲 |
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| 作者单位： | 1. 河南科技大学材料科学与工程学院,河南洛阳,471003
2. 西北工业大学材料科学与工程学院,陕西西安,710072 |
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| 摘 要： | 现代旋压技术是广泛应用于航空、航天、军工等金属精密加工技术领域的一种先进塑性成形工艺。强力旋压是旋压技术的一个重要组成部分,对强力旋压的受力状态进行深入研究将有助于了解旋压工艺的特点和可能出现的缺陷。本文用弹塑性有限元法对强力旋压过程进行了模拟,获得了强力旋压稳定状态下应力应变的分布规律,解释了强力旋压的变形机理和隆起等缺陷产生的原因。
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| 关 键 词： | 机械制造 强力旋压 筒形件 数值模拟 |
Numerical simulation on power spinning process of cylindrical workpiece based on FEM |
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| WAN Qiong,LI Fuguo,LI Chaoling. Numerical simulation on power spinning process of cylindrical workpiece based on FEM[J]. China Metalforming Equipment & Manufacturing Technology, 2011, 0(4) |
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| Authors: | WAN Qiong LI Fuguo LI Chaoling |
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| Affiliation: | WAN Qiong 1,LI Fuguo 2,LI Chaoling 2 (1.School of Materials Science and Engineering,Henan University of Science and Technology,Luoyang 471003,Henan China,2.School of Materials Science and Engineering,Northwestern Polytechnical University,Xi'an 710072,Shanxi China) |
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| Abstract: | The process of tube spinning process has been simulated by use of 3D elastic-plastic FEM in the text.The distribution of stress and strain under stable condition has been gained.The deformation principle and reasons which cause the defects have been explained. |
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| Keywords: | Power spinning Spinning force Elastic-plastic FEM Numerical simulation |
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