【摘要】 运用体素分解、体素拼合、自由度分析和加工过程特征化等技术 ,为基于产品设计特征模型的DFM评价系统 ,提供制造特征自动获取方法 ,为基于特征的可制造性评价和成本估算奠定基础。更多还原

【Abstract】 On the base of volume decomposition,cell composition, degree of free a nalysis and characterization of machining operations, a method of manufacture fe ature automatic extraction is presented for featurebased DFM evaluation system.I t lays a foundation for feature-based manufacturability evaluatzng and cost est imating.更多还原