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为拓展计算机辅助产品设计技术的应用深度,增强CAD平台处理工程知识的能力,从而在提升设计效率的同时保证设计质量,开展了面向CAD系统建模的知识工程应用技术研究,论述了基于框架的知识表达方法,探索并初步实现了一种具备智能化特征的CAD知识建模技术,能够将工程准则、计算程序与几何对象进行融合,支持与设计过程同步的自动化校核,在法兰螺栓联接结构的典型设计实例中得到了应用和验证。
In order to expand the application depth of computer aided product design technology and enhance the ability of CAD platform to process engineering knowledge, so as to improve the design efficiency while ensuring the quality of design, the paper studies the application of knowledge engineering technology oriented to CAD system modeling, Knowledge expression method to explore and initially realized a knowledge of the characteristics of CAD with knowledge modeling technology that can project guidelines, calculation procedures and geometric objects fusion, support and synchronization of the design process of automated verification, the flange bolt connection The typical design example of the structure has been applied and verified.