CAD系统中公差信息建模技术综述_刘玉生.pdfVIP

13 11 V ol . 13, N o. 11 200 1 11 J O U RN A L OF COM P U T ER -A IDED D ESIGN CO M P U T ER G RA PHICS N ov ., 2001 CAD 1) 2) 2) 1) 刘玉生 　杨将新 　吴昭同　高曙明 1) CA D CG 310027) 2) 310027) , . CA D/ CA P P/ CA M , CA D/ CAM , . , , . CA D , , . , , , CA D / CAM 39. 72 T P Survey of Modeling and Representation of Tolerance Information in CAD System L IU Y u -Sheng1) Y A N G J iang-X in2) WU Zhao-T ong 2) GA O Shu -M ing 1) 1) State Key Laboratory of CAD CG, Zhej iang University , H angz hou310027) 2) Institution of Production ng ineer ing , Zhej iang University , H angz hou310027) AbstractSeamless and ef f ective int eg rat io n of CA D and CA M is increasingly dem anded by manuf act uring indu st ries. T o r ealize t his, t ol erance infor mat io n is imper at ive f or t ransf er ring t he funct ional requirement s o f CA D t o process planning in CA PP . In t his st udy , a sur vey of t ol erance modeling and represent ation is presented . T he represent at ion met hods are rev iew ed and t heir dis- tinguishing charact erist ics ar e identif ied . M oreover, t he existing problems and possible solution st rat egies are discussed . , , , / Key words t olerance mat hem atical m odel representat ion m odel CA D CA M P lanning , CA P P ) , CA D/ CA P P/ CA M 1 . CA D ,