摘要
TheTangShanResearchInstituteofGroupTechnologyhasbeenengagedinthedevelop-mentofGTforthelightindustrymachinerybuildingfactoriessince1980.Underitsoverallsupervisionmorethan8factorieshaveappliedGTtodrawingcontrolandprocessplanning,while4ofthemreorga-nizedtheirmachineshopsintoGTcellsandthethroughputcapabilitieswereraisdimmediatelyby15toeven49%.SincetheexistingGTcodingsystemspredictonlytheglobalcharacteristicsofmachineparts,theirapplicationaloneisunabletotransferalltheinformationneededfortheCAD/CAMintegrationinaCIMenvironment.Fromtheverybeginningof1989,westartedtostudythefeasibilityofintroducingconceptsofFunctionalFormFeaturesintoGTcodes.Basedontheexhaustivestudyofnearly100,000partdrawingsfrommachineriesformakingpotteryandporcelainappliances,cigarette,paperpulp,glassbottles,plasticsmoulding,beerandbeveragefillingetc.,anewGT/FFFcodingsystemwasworkedoutandacorrespondingsetofstandarddrawingsassembledfromFFFprimitivesWasformulat-edwhichcancoverupto65—75%ofexistingpartsfromlightindustrymachineries.FFFbasedGTcodesgreatlyfacilitatethestandardizationcontrolofreleaseddrawings,acceleratetheengineeringde-signandprocessplanning,andcertainlywillplayanimportantroleinthefutureCIMorganization.
出版日期
1991年01月11日（中国期刊网平台首次上网日期，不代表论文的发表时间）
