英文科技论文撰写结论

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1、6CONCLUSIONSAutomaticon-lineprovisionofdetailedmanufacturinginformationtodesignershasbeenimplementedusinganexpertsystemtoolkitandathree-dimensionalCADsystem.Feature-baseddesignandfeaturerecognitionareemployedinthisprototypesystem,whichenablesthedesignertousedesignfeatures,bothf

2、orfunctionaldesignandgeometricalconstructionandfortheextractionofmanufacturinginformation.Themanufacturingfeatureinformationmodelcontainsgeometricinformation(featuregeometryanddimensions)aswellastechnologicalspecifications(tolerances,materialproperties).Shop-floorinformation

3、isincorporatedintothemanufacturingknowledgebaseusedtogeneratedetailedmanufacturinginformation.TheinformationprovidedinthesystemisrealmanufacturinginformationthatcanbeemployedsimultaneouslyfordesignevaluationandmanufacturingIplanningactivitiesinaccordancewiththeconcurrentengin

4、eeringphilosophy.Asitstands,thesystemissuitableforuseduringthefeature-baseddesignofapart,whereitisbuiltup(featurebyfeatureandfixturabilitycannotyetbeconsidered・Uponcompletionofthepartdesign,afixturingmoduleisrequiredtoassessthefixturabilityofthepartandproduceasuitablefixturefor

5、it