| 应用CAE技术对超长装饰条进行翘曲变形研究 |
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| 引用本文： | 王军,康俊远,张宪民. 应用CAE技术对超长装饰条进行翘曲变形研究[J]. 塑性工程学报, 2010, 17(1). DOI: 10.3969/j.issn.1007-2012.2010.01.031 |
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| 作者姓名： | 王军 康俊远 张宪民 |
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| 作者单位： | 1. 广东轻工职业技术学院,机电系,广州,510300
2. 华南理工大学,机械学院,广州,510640 |
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| 基金项目： | 国家自然科学基金资助项目，学院科研启动基金 |
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| 摘 要： | 采用CAE模拟技术,以超长装饰条为研究对象,应用有限元方法研究了温度场、压力场对注塑件残余应力及翘曲变形的影响。对影响超长塑件翘曲变形的因素(如模具温度、熔体温度、注射速率、保压压力等)进行分析,提出翘曲产生的原因及相应的改进措施。结果表明,翘曲变形的原因,主要是流道设计不合理,造成了塑料收缩不均匀和分子取向的不一致引起;其次是在充模过程中温度不均,造成冷却不一致而引起装饰条的翘曲变形。
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| 关 键 词： | CAE技术 注射成型 有限元 翘曲变形 |
The application of CAE technique in the study of warpage deformation in super-long decoration strips |
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| WANG Jun,KANG Jun-yuan,ZHANG Xian-min. The application of CAE technique in the study of warpage deformation in super-long decoration strips[J]. Journal of Plasticity Engineering, 2010, 17(1). DOI: 10.3969/j.issn.1007-2012.2010.01.031 |
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| Authors: | WANG Jun KANG Jun-yuan ZHANG Xian-min |
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| Affiliation: | WANG Jun KANG Jun-yuan(Department of Mechanical & Electrical Guangdong Industry Technical College,Guangzhou 510300 China)ZHANG Xian-min(School of Mechanical Engineering,South China University of Technology,Guangzhou 510640 China) |
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| Abstract: | By using the Computer Aided Engineering(CAE) technique,with super-long decoration strips as the research objective,the effects of temperature and pressure on residual stress and warpage deformation of injection molded part were studied with adopting Finite element method(FEM)analysis.The discussion on the computation of heat transfer,and warpage deformation with thermoplastic theories was emphasized.The factors affecting the warpage of super-long mould parts,such as moulding temperature,melting temperature,... |
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| Keywords: | FEM CAE technique injection moulding warpage deformation |
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