制造资源有限情况下产品可加工性定量评价方法的研究.pdfVIP

第 15 卷 第 4 期 计算机辅助设计与图形学学报 Vol 15 , No4 2003 年 4 月 JOURNAL OF COMPU TERAIDED DESIGN COMPU TER GRAPHICS Apr , 2003 　 制造资源有限情况下产品可加工性定量评价方法研究 邱清盈　　　冯培恩 (浙江大学 CAD CG 国家重点实验室　杭州　310027) 摘 　要 　针对生产厂家实际制造资源有限的现实 ,提出两种定量评价产品可加工性的方法 :第一种方法通过为每种 设备定义可加工性模糊评价函数 ,实现对零件每个特征的可加工性评价 ,进而综合评价出产品的可加工性 ;第二种 方法通过建立每种典型特征的可加工性模糊评价函数 ,直接综合评价出产品的可加工性 同时 ,还提出了三种把单 因素可加工性指标合成为总体指标的综合方法 探讨了各评价方法和综合方法的优缺点 ,并提出选用准则 关键词 　可加工性评价 ;制造资源 ;可加工性建模 ;并行工程 中图法分类号　TH16 Quantitative Evaluation of Product Machinability under Limited Manufacturing Resources Qiu Qingying 　Feng Peien ( State Key L aboratory of CA D CG , Zhejian g U niversity , Hangz hou 310027) Abstract 　　Two methods are proposed to quantitatively evaluate the product machinability under the fact that the manufacturing resources of an actual manufacturer are limited In the first method , the product machinabilit y is synthesized through evaluating its each feature by the fuzzy machinability func tions defined for each equipment In the second method , the product machinability is evaluated directly with the fuzzy machinability functions established for each typical processing feature Three synthetic approaches are presented for the synthesis of single machinability criterion The merits and shortcom ings of each evaluation method and each synthetic approach are discussed , and the preferred criteria are given Key words 　machinability evaluation ; manufacturing resource ; machinability modeling ; concurrent en gineering 立评价 ,但却不利于生产厂在总体上对产品实施敏 1 　引　　言 捷开发[3 ] 因为在无限制造资源条件下评价为可加