基于ANSYS APDL语言的高速主轴参数化有限元分析方法

Parametric FEA of high-speed spindle based on APDL language in ANSYS

将参数化设计与有限元分析相结合,实现复杂模型的结构参数调整、自动生成实体模型并完成有限元分析对于优化产品结构有重要的作用。针对高速主轴进行参数化有限元分析的技术问题,论述了运用ANSYS参数化设计语言APDL进行高速主轴性能静态分析、模态分析和谐响应分析全过程的实现方法。应用实例表明,该方法能有效地预估零件的结构特性,可为结构优化设计提供依据。

Based on the idea of the structure parametric design method in finite element analysis（FEA）,the complicated FEA model can be created by adjusting geometric parameters and the process of FEA is automatically executed,which is important for optimizing the structure of product.Aiming the technical problem of high-speed spindle for parametric finite element analysis,the paper discusses the implementation of the whole process of high-speed spindle static analysis,modal analysis and harmonic response analysis using ANSYS Parametric Design Language（APDL）.Application example shows that the method can effectively estimate the structural characteristics of the parts and can provide the basis for structural optimization and design.