圆柱压缩螺旋弹簧三维静动态有限元分析与寿命预测

3D Finite Element Analysis under Static and Dynamic Loading and Life Prediction of Cylinder Compress Coil Spring

在充分考虑圆柱压缩螺旋弹簧的受力及结构特点的基础上,建立了比较符合实际的三维有限元计算模型,并对压缩螺旋弹簧进行了动静态有限元分析,获得了弹簧的刚度,进行了静强度校核、疲劳寿命估算和模态分析。分析结果表明,弹簧满足设计要求。

Based on the characteristics of structure and loading of the cylinder compress coil spring, the 3D finite element analyzing model of the cylinder compress coil spring in utility is established, and the finite analysis under the static and dynamic loading and life prediction are completed. The stiffness of spring is obtained, the static strength of spring is checked, the life of spring is predicted, and the modal analysis is completed. The results show that the spring can be suitable for the design requirement.