【摘要】 文章对基于特征的箱体零件CAPP系统进行了研究,论述了系统的设计思想和软件实现方法。在介绍系统总体结构基础上,就系统所涉及的关键技术做了分析和说明。系统采用方位特征表示法描述和提取零件的形状特征,并采用自动特征识别技术获取零件的加工特征,在工艺数据库的支持下,将工艺设计中决策方法和决策过程建立为计算机可以处理的决策模型,自动生成零件的工艺规程。通过应用实例,介绍了系统工作过程和主要功能。更多还原

【Abstract】 In this paper,the CAPP system of box-part based on features is studied.The design principle and design approach of the system have been discussed.On the base of structural framing,the technology of key component is analyzed.The form features and process features of box-part have been obtained by means of the technology of position features description and automatic discernment.The decision model that Computer can handle has been developed so that process chart can be realized automatically.The working process and function of software system is expounded by the instance.更多还原