铰接式自卸车前悬架橡胶弹簧刚度的非线性特性分析 |
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引用本文: | 许志华,孙庆鸿,孙蓓蓓,马铸,李锁云.铰接式自卸车前悬架橡胶弹簧刚度的非线性特性分析[J].汽车工程,2005,27(1):93-96. |
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作者姓名: | 许志华 孙庆鸿 孙蓓蓓 马铸 李锁云 |
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作者单位: | 东南大学机械工程系,南京,210096;徐州工程机械集团有限公司,徐州,221006 |
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基金项目: | 江苏省自然基金预研项目(BK200302),国家863项目(2001AA422013)资助 |
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摘 要: | 建立了AD250铰接式自卸车前悬架沙漏式橡胶弹簧的非线性有限元接触模型,对其轴向(工作方向)的非线性刚度进行了分析,得到的刚度曲线与实验结果有很好的一致性。此模型可为橡胶弹簧结构的参数优化提供理论支持。
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关 键 词: | 铰接式自卸车 悬架 橡胶弹簧 非线性刚度 有限元分析 |
An Analysis on Non-linear Stiffness Characteristic of Rubber Spring in Front Suspension of an Articulated Dump Truck |
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Abstract: | A non-linear FE contact model for hourglass-shaped rubber spring in the front suspension of an AD250 articulated dump truck is built. Its non-linear stiffness in axial direction (working direction) is analyzed. The stiffness curve in analysis is consistent with experiment results very well. The model provides a basis for the parameter optimization of rubber spring. |
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Keywords: | Articulated dump trucks Suspension Rubber spring Non-linear stiffness FEA |
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