| 玻璃器皿压制成型的建模与仿真 |
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| 引用本文： | 胡军,靳小如,张建国.玻璃器皿压制成型的建模与仿真[J].机械设计与制造,2011(11). |
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| 作者姓名： | 胡军 靳小如 张建国 |
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| 作者单位： | 天津科技大学机械工程学院,天津,300222 |
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| 基金项目： | 天津市重点科技攻关项目资助(06YFGZGX01000) |
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| 摘 要： | 玻璃器皿的压制成型过程是一个非常复杂的热力耦合弹塑性变形过程,其具有材料非线性和几何非线性的大变形特征。在对玻璃材料进行了传热分析以及受力分析等理论分析的基础上,利用专业有限元CFD软件GAMBIT进行有限元建模;利用POLYFLOW对玻璃器皿压制过程中的温度场、应力场进行有限元数值模拟,得到玻璃熔体和凸凹模的温度分布及应力分布图;最后利用FIELD-VIEWER显示模拟结果,并结合实际对其结果进行分析,以期为优化产品及模具的设计、提高产品的质量提供参考和指导。
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| 关 键 词： | 玻璃压制成型 有限元 POLYFLOW 热传导 热应力 |
Modeling and simulation for glassware pressing process |
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| HU Jun,JIN Xiao-ru,ZHANG Jian-guo.Modeling and simulation for glassware pressing process[J].Machinery Design & Manufacture,2011(11). |
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| Authors: | HU Jun JIN Xiao-ru ZHANG Jian-guo |
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| Affiliation: | HU Jun,JIN Xiao-ru,ZHANG Jian-guo(College of Mechanical Engineering,Tianjin University of Science and Technology,Tianjin 300222,China) |
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| Abstract: | Glassware pressing process is a very complex coupled thermal elastic-plastic deformation process,which has material nonlinearity and geometric nonlinearity with large deformation.A finite element model of glass materials is established based on the theoretical analysis including heat transfer and farce analysis,using specialized finite element CFD software GAMBIT;Then finite element numerical simulation is executed for temperature field,stress field in glass-pressing process by using POLYFLOW and the temper... |
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| Keywords: | Glassware pressing FEM POLYFLOW Heat transfer Thermal stress |
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