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轿车地毯热力塑性成形性能的尺寸效应研究
引用本文:郭志英,胡义兵,张云青,龚杜弟,孔啸,卫志亮. 轿车地毯热力塑性成形性能的尺寸效应研究[J]. 汽车技术, 2005, 0(10): 39-42
作者姓名:郭志英  胡义兵  张云青  龚杜弟  孔啸  卫志亮
作者单位:上海交通大学;上海汽车地毯总厂
基金项目:国家自然科学基金项目(50305020).
摘    要:
以单向拉伸试验研究了轿车地毯不同宽度尺寸试样的热力塑性成形性能,试验发现轿车地毯材料的塑性成形性能具有尺寸效应。分析了轿车地毯材料的强度、塑性和断裂功等成形性能受尺寸的影响程度。试验结果表明,宽度为50mm的试样可以作为轿车地毯材料基本力学性能测试的统一标准,能较稳定地反映轿车地毯的基本力学性能。

关 键 词:轿车  地毯  热力塑性成形  尺寸效应
文章编号:1000-3703(2005)10-0039-04
修稿时间:2005-07-10

Study on Size Effects of Thermal Plastic Forming Properties of Car Carpets
Guo Zhiying,Hu Yibing,Zhang Yunqing,Gong Dudi,Kong Xiao,Wei Zhiliang. Study on Size Effects of Thermal Plastic Forming Properties of Car Carpets[J]. Automobile Technology, 2005, 0(10): 39-42
Authors:Guo Zhiying  Hu Yibing  Zhang Yunqing  Gong Dudi  Kong Xiao  Wei Zhiliang
Affiliation:1.Shanghai Jiaotong University;2.Shanghai Automotive Carpet General Plant
Abstract:
The thermal plastic forming properties of carpet samples with different width are studied through oneway stretch tests,tests indicate that its thermal plastic forming properties of the carpet material have size effects.The effect degree of size on its strength,plasticity and work of rupture is analyzed.It is shown by test results that a 50-milimeter-wide sample can be used as the standard sample for the basic mechanical properties of automotive carpet material,which can reflect the basic mechanic properties of automotive carpet material.
Keywords:Passenger car   Carpet  Thermal plastic forming  Size effect
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