机械零部件CAD/CAE集成系统研究  

CAD/CAE integration system of mechanical parts

作　　者：纪爱敏[1] 黄继承[1] 朱坤[1] 

机构地区：[1]河海大学机电工程学院,常州213022

出　　处：《现代制造工程》2011年第11期66-71,共6页Modern Manufacturing Engineering

基　　金：国家863计划项目(2008AA04Z115);浙江大学CAD&CG国家重点实验室开放课题资助项目(A0914)

摘　　要：研究机械零/部件CAD/CAE集成中的关键技术,包括:参数化建模技术、CAD/CAE模型转换以及有限元模型建立等。通过对UG软件的二次开发实现了典型零件的参数化建模过程。分析了CAD模型中的细节识别、选择、提取,以及细节等过程,给出了模型减维抽象中的中位面提取方法。以UG和ANSYS软件分别作为CAD和CAE软件平台,并以Visual C++、UG/Open、APDL为工具,开发了机械零/部件设计及有限元分析的CAD/CAE集成系统,实现了机械零/部件参数化设计和有限元分析自动化。The key technologies of CAD/CAM integration of mechanical parts were studied, which include parametric modeling technology, model transformation of CAD/CAE and finite element modeling. Based on redevelopment of UG, the process of parametric modeling about the typical part was achieved. The identification, selection, extraction, and removal of the details in the CAD model were analyzed. The extraction approach of the mid-surface in the dimensional reduction of the CAD model was executed. The CAD/CAE integration system of the design and finite element analysis for mechanical parts was established by the redevelopment of UG and ANSYS with Visual C ＋ ＋ ,UG/Open, and APDL as tools. The parametric design and automatic finite element analysis for mechanical parts were implemented.

关 键 词：机械零/部件 CAD/CAE集成 参数化设计 有限元分析 中位面提取 UG二次开发 

分 类 号：TH12[机械工程—机械设计及理论] TP391[自动化与计算机技术—计算机应用技术]