外文翻译--现代机械设计方案.doc -- 5 元

英文原文THEPROGRAMMESOFMODERNMECHANICALDESIGNThemechanicaldesignofproductsthatisnotpurelymathematicalcalculationsusingthemethods,alsodifficulttousemathematicalmodelstodescribethecomplete,andmustbeinaccordancewithproductfeaturesFormaldescriptionhelpdesignexpertknowledgeandexperienceforreasoninganddecisionmaking.Thus,forthepurposeofcomputeraideddesignproducts,theneedtoaddresstheuseofcomputerstorageandproductdesignknowledgeanddesignexperts,andotherpartiestothedecisionmakingproblem,Theresultingproductcharacteristicsofknowledgebaseddesignmethods.Atpresent,theintelligentdesignmethodistouse3Dgraphicssoftwareandvirtualrealitytechnologyindesign,visualizationbetter,Userscandevelopearlyinacertaindegreeofdirectparticipationinthedesign,butsystemicpoor,andpartsofthestructure,shape,Size,locationtodeterminethereasonable,demandsoftwarewithhighdegreeofintelligence,orhaveextensiveexperienceinthedesigners.2,themodulardesignstructureFromtheperspectiveofplanningproductsdefinitionofdesigntaskstothefunctionalstructurebasedproducts,Theproducthasbeenusedsolutionssuchascommonpartsandcomponents,etc.todescribethedesigntask,Thatthedecompositionoftasksoneachtasktoconsiderwhethertherearecorrespondingtotheproductsolution,sothatintheproductplanningstagedesigntaskstoeliminatepotentialconflicts,earlyproductionforecasts,costs,andthedevelopmentofthedesignprocessofadjustment,whichcanimprovedesignefficiencyandreliability,whilealsoreducingthecostofnewproduct.Feldmannwilldescribethedesignofthefunctionoftheproductmixisdividedintofourtiers,1Product→2functionalcomponents→3majorfunctionalcomponents→4functionalcomponents.Andusingapplicationorientedfeaturesofthedirectorystructure,thefunctionalcomponentsformorespecificqualitativeandquantitativedescription.MeanwhiledevelopedproductssuitedtothedevelopmentofanearlydesignstageandtheuseofthesoftwaretoolsSTRAT.Thatthemajorityofmachineryspecializedfunctionscanbeusedexistingproductsolutions,andwiththenewsolutionisonlyasmallnumberofspecialfeatures,Therefore,theexclusiveuseofmechanicaldesignfunctionsoftheproductmix,machineryspecializedfortheevaluationofthedesign,manufacturingrisksareveryfavorable.Promotionoftheproductfunctiononthebasisoftheanalysis,willbedividedintoproductswithaparticularfunctioninoneorseveralofthebasicmodularstructure,throughoptionsandcombinationsofthesebasicmodularstructureformedintodifferentproducts.Thesebasicstructurescanbeparts,components,orevenasystem.IdealmodularstructureshouldhaveastandardizedinterfaceDepartmentofconnectivityandtie,andisserialized,andgeneralized,integrated,hierarchical,flexible,economy,interchangeabilityis,compatibilityandrelevance.ChinascombinationofsoftwarecomponenttechnologyandCADtechnology,designanddeformationofcompositedesigncombinedaccordingtotheclassificationmodulartheory,machineprocessingcenterwillbedividedintosmallandproductlevel,componentlevel,componentlevelandcomponentlevel,andtheuseofexpertknowledgeandtechnologytotheirCADportfoliointodifferentvarieties,thefunctionalmodulespecifications,bythecombinationofthesefunctionalmodulesintodifferentprocessingcenteroverallprogram.Thedesignforthedirectoryasachoicevariationmechanicalstructuretools,designelementsforthesolutionofintegrity,StructureoftheorganizationformedSolutionSetdesigncatalog.AndthesolutionsetdesigndirectorylistedacommentoneachofAdditionalInformationSolutions,isveryconducivetothesolutiondesignengineerstochooseelements.Accordingtothemechanicalpartsconnectivityfeatures,begroupedintofourtypes1directinterpositioningcomponents,andselfadjustmentofcomponents2structurecommontotheassembly3havinganestedstructureandnestedcomponentsconnectivity4modularstructurewithmodularcomponentsandconnectivity.Andthepotentialuseofsymbolssaidtypicalcomponentsandtheconnectingelementrules,Thisrealizationoftheconnectionbetweenthecomponentsofthealgorithmandtheconceptofvisualization.Mechanicalsystemsduringthedesign,thefunctionalestablishmentofamoduletofunctiondecomposition,andafunctionaldecompositionofthebestpillswiththedegreeoffunctionalinstitutionstypecorrespondence.Structureestablishmentofamodule,asafunctionalsolutionofchoiceinordertoachievemappingalgorithm.2,thecharacteristicsofknowledgebasedProductdesignknowledgebasedproductdesigncharacteristicsofthemainfeaturesusingcomputerstoidentifythelanguagetodescribethecharacteristicsoftheproductanditsdesignexpertsinthefieldofknowledgeandexperience,correspondinginferenceengineandknowledgebase,ReusestoreddomainknowledgeandreasoningmechanismestablishedbytheComputerAidedDesignprogram.Mechanicalsystemsdesignismainlybasedontheproductswiththecharacteristicsandthedesignofexpertsinthefieldofknowledgeandexperienceinpolicymakingandimplementationcapacity,completingthetype,consolidated.Toachievethisstageofthecomputeraideddesign,researchmustautomaticacquisitionofknowledge,expression,integration,coordination,managementanduse.Tothisend,scholarsathomeandabroaddesignmechanicalsystemsdesignknowledgeofautomatedprocessingdonealotofresearchwork,Themethodcanbesummarizedinthefollowingseveral.2.1codingmethodUndertheconversioncampaignfunctionsfunctionstoorganizationsclassified,andtheuseofcodestodescribefunctionalyuanandtheinstitutionalcategory,whichestablishedtheSystemDesignExpertSystemknowledgebase.Onthisbasis,binarylogicandfuzzytheorycombinedtheestablishmentoftheexpertsystemsofthereasoningmechanism,andworkspacesforfourSpecialMachineDesignprogram.Useofthetheoryofbiologicalevolutionthroughnaturalselectionandsexualreproductiontotheevolutionoforganismsprinciple,Attheinstitutionaldesign,theuseofnetworktheorytomapthestructureofexpressiontopologymap,andthroughthecodingtechnologyputthestructureandpropertiesofindividualchromosomeintoabinarystringofafew,andpreparedinaccordancewiththedesignrequirementsfitness,useofthetheoryofbiologicalevolutioncontrolreproductivemechanism,throughselection,crossover,suddenvariations,andothermeansadapttothelowvalueoutunsuitableindividuals,arapidevolutionaryprocessistheoptimaladaptiveindividual,thatisthebestdesignrequirementsofagencyprograms.2.2knowledgemixedexpressionsComplexmechanicalsystemsdesign,adoptionofhybridknowledgeexpressiontodescribethedesignofalltypesofknowledgeisparticularlywellsuited,Thishasbeenourdesignmanyscholarsconsensus.InthedevelopmentofcomplexproductdesignintelligentdecisionsupportsystemDMDSS,totherules,frameworks,processandneuralnetworkmethodsofknowledgerepresentationandcombinedwiththedesigntosuitdifferenttypesofknowledgedescribed.Ofasinglevarietyofmethodsofknowledgerepresentationrules,theframeworkandprocess,accordingtotheobjectorientedprogrammingprinciples.withtheframeworkoftheslotssaidtheattributewiththerulessaidthedynamiccharacteristicsofobjectsusingaprocessthatknowledge,Amixedcompositionoftheknowledgeexpressionpatterns,andsuccessfullydevelopedtheobjectorientedNCmillingmachinegearboxdesignGBCDISintelligentsystemandchangeSpeedboxstructuredesignexpertsystemGBSDES.2.3theuseofknowledgebaseddevelopmenttoolsCouplingintheCADsystem,theuseofknowledgebaseddevelopmenttoolsNEXPERTDCOM.usingtheobjectorientedmethods,thecreationofobjectorienteddatabasedesign,Couplingofdesignersforthedesignandstructuraldesignprovidesabroadandreliabledesignspectrum.NEXPERTisusingthelinearguidedescribesthedesignneedstobebasedonknowledgeofthedesign,Thisseekingoutofknowledgebasedsolutions,anddeveloplinearguidewaydesignexpertsystem.2.4DesignofContentsConstructionofmodules,functionalelementsolutionandbodythreeprogressivedesigndirectory,ThiswillbethreeprogressivedesigndirectoryasamechanicaltransmissionprogramsIntelligentDesignTheoryofKnowledgeBasesystemdesignanddevelopmentsupporttools.2.5BasedontheexampleofthemethodInthedevelopmentofexpertsystembaseddesignoftheknowledgebase,usingthebasicdescriptionofthepredicatedesignrequirements,conditionsanddesignoftheselectedprogram,framestructuredescribedengineeringpracticeandvariousconceptentity,throughcasebasedreasoningtechnologytogeneratecandidatesolutionstotheallocationaspirinproductsdesignrequirements.3,IntelligentDesignIntelligentDesignisthemainfeaturesdesigntheory,using3Dgraphicssoftware,Intelligentdesignsoftwareandvirtualrealitytechnology,andmultimedia,hypermediatoolsforproductdevelopmentdesign,Expressionproductideas,describingthestructureofproducts.Intheuseofmathematicaltheoryatthesametime,inconsiderationofthetheoryofsystemsengineering,productdesigntechnologyandsystemsdevelopmentmethodologiesVDI2221.developedforproductdesignintheearlydevelopmentofthemultimediasystemsoftwareMUSE.Automatictellermachinesduringthedesign,theentireproductdevelopmentprocessasproductplanningdevelopmentandproductionplanningstagethree,andfulluseofexistingCADcuttingedgetechnologiesvirtualrealitytechnology.1ProductPlanningconceptproducts.Itstaskistodeterminetheexternalproductcharacteristics,suchascolor,shape,surfacequality,ergonomics,etc.,andtheideaofusingtheinitialthreedimensionalCADmodelshowsthattheestablishmentofproductstoreflecttheshapeofasimplemodel,Themodelcanestablishvirtualenvironment,usingdatacapand3Dmouse,Usersalsotosomeextentinvolvedintheenvironment,andcanquicklygeneratedifferentshapesandcolors.Detectionisathreedimensionalmodeloftheeffectoftheexternalshape,aswellasadesignvariablegeometryshowsthatthebasisforthesametimetheprocessofdevelopingvarioustypesofanalysis.2developmentdesignproducts.Accordingtothemainstage,SynthesisSystemprinciple,athreedimensionalmodeloftheconfigurationandintegrationsolutionelements,Solutionsbasedonthedesignelementsofthedifferentgoalshavedifferentmeaningsitisthebasicelements,suchasbolts,orwheelshaftconnecteditcanalsobeacompositeelements,suchasmechanical,electricalandelectroniccomponents,controltechnologyorsoftwarecomponentsofthedrivesystemItmayalsoberequested,character,shape,andsoon.Toachievefunctionalsolutionofthekeyelementsofthethreedimensionaldistributionmodel,willbetheconfigurationofproductsdesignmodelsolutiontotherelationsbetweenelements,ProductConfigurationanalysisisintegratedproductplanninganddevelopmentanimportantmeansoftheresults.3productionplanningprocessingandassemblingproducts.Atthisstage,mainlydiscussestheassemblyprocessofCADtechnology,proposedusingcomputerimagedisplaysolutionelementsinthecorrespondinglocationoftheassemblyprocess.throughvirtualassemblymodelrevealsfashionandtherelationshipbetweentheassembly,whichfounddifficultiesandproblems,andfindawaytosolveproblems,andthattechnologywillbeintegratedCADproductdevelopmentforthethreestages,thedesignprocesscanbeintegratedwiththeanalysisoftheproductplanning,developmentandproductionplanningtothealternatingrow.Therefore,itcanbefoundinalltheearlierstagesoftheproblemsthatexistsothattheirproductsinthedevelopmentprocessofcontinuallyrefinedandimproved.Chinasuseofvirtualrealitytechnologyisstillinthedesignphasehasjustbegun.Theuseofobjectorientedtechnology,focusonthechronologyoftheagenciessynthesispackagedesignexpertsystem,andwiththehelpofhighperformancegraphicsandtheabilitytohandletheexchangeofOpenGLtechnology,in3Denvironmentfromallanglesrightexpertsystemdesignprogramforobservation,Ifinteragencycampaignconvergencepositionofconflict,andsoon.Constructionofthestandardmodules,overallproductstructureanditsmanufacturingprocessandusethedesignseeFigure1asrapidprototypingtechnology.Recommendedintheproductdevelopmentprocesswillberapidprototypingtechnology,multimediatechnologyandvirtualexpressionandneuralnetworksusedinvariousstagesoftheprocessrequiredfortheoccasioncombinedapplication.Withthatcomputersoftwareandhardwaretokeeponimproving.willbepossibletomultimediagraphicsprocessingtechnologyforproductdevelopment,Forexample,3Dgraphics3Dmodeltoreplaceassembly,demolitionanddesignConnectorwhenthethreedimensionalstructureoftheimagination,andsoon.IntelligentCADsystemSIGRAPHDESIGNasadevelopmentplatformproductdevelopmentprocessisdividedintoconceptualdesign,assemblydesignandcomponentsdesignanddesignvariablestotechnologyasthefoundation,acamlinkageOffsetconceptualmodel.Fromtheliteratureontheresearchwork,theconceptofthemodelistodeterminethetypeofinstitutions,anumberofconsolidatedbasis,usingsoftwareSIGRAPHDESIGNdesignvariablesforthefunction,Withthediagramsothatthestructureandchangeparameters,andtheconceptofmodelparameterspassedtotheassemblyunderonemodel,partsdesign.Networktechnologytoflourish,CollaborativeDesignandManufacturing,andtheusersofproductsfromthefunctionalrequirements→Design→processing→→finishedassemblingtheparallelprojectofthepossible.However,toachievetheseobjectivesbyoneoftheimportantprerequisitesforthatproductdesigneffectof3Dvisualization.Tothisend,3Dgraphicssoftware,intelligentdesignsoftwareusedinmoreandmoreproductstothedesign,Virtualrealitytechnologyandmultimedia,hypermediatoolisthedesignofproductsbegantobearfruit.Currently,Germanyandotherdevelopedcountriesarefocusedonresearchmediatechnology,productdataexchangestandardsSTEP,andthestandardVirtualRealityModelingLanguageVRMLVirtualInternetplatformenvironmentbasedonthestandardexchangeformatProductdesignapplications.MechanicalProductsprogramsaremovingtowardscomputeraideddesigntoachieve,IntelligentDesignCollaborativeandmeettheneedsofdesignandmanufacturingdirection.productdesigncomputermethodofalatestart,buttherewerenomature,toachievetheaboveobjectivesoftheprogramdesignsoftwaretools.Thewriterbelievesthattheintegrateduseoffourtypesoftextisdesignedtoachievethisobjectiveeffectiveway.Althoughthesemethodsareintegrateduseofthefieldmore,notonlywiththemechanicaldesignofthedomainknowledge,butalsotothetheoryofsystemsengineering,artificialintelligence,computerhardwareandsoftwareengineering,Networktechnologyandotherfieldsofknowledge,itisstillnecessaryproductdesignefforts.Abroadinresearchinthisareahasachievedinitialsuccess.Mydesign