This paper tries to realize transformation from CAD designing feature to CAPP manufacturing feature, and establishes an intelligent connection between CAD and CAPP, solving CAD/CAPP integration question in a certain degree.

• 本文尝试运用自动特征识别技术和交互特征定义技术实现从CAD的设计特征到CAPP的制造特征的转换,从而建立CAD/CAPP的智能接口,在一定程度上解决CAD/CAPP的集成问题。