基于集成DNC技术的车间运行模式研究3

DNC3DNC,4DNC2DNC;3,;4;Internet,21DNCDNCTH783863(8635119608009)(59789502):19980629,CIM,,CIMS,,(NIST)SONWOP5478[1],,,1DNCDNCDNC60,CNCFMS,FMS,,,DNC,DNCFMS,DNC,DNCDNC,[2]DNC:DNC,,(),,DNCDNC,2344,Internet2DNCDNC,DNC42.122,(1)DNCDNC,NC123DNC©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,DNCCADCAPPCAMMRPII(),DNC,DNC12,DNC2.233,(2)DNC,NCCADCAPPCAMMRPII,DNC,,,,,,2.343(3),,2334,,DNCNC,(NC),22310319993©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.,,,2.4CIMS,3,,,,Internet,,Internet,44,,Internet,2;DNC;DNC,[3]CANBUS,CANBUS,4,,21DNC,14CADCAPPCAMMRPII3DNCDNC,DNC4,21,2,863öCIMS863öCIMS,,41.,1995,6(1):152,,.,1998,4(1):32353.DNC:.:,1998.(),1966(400044)CIMS21400044323DNC©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.locityfieldcoincideswiththatintheactualsituation.Fromthevelocityfield,theoreticalexpressionsrelatingtothegeometricparametersoftheconvergencechamberandthehomogeneityofthemetalflowareputforward.Theoptimalgeometricparametersoftheconvergencecham2berwhichsatisfyhomogeneityofdeformationaredeter2mined.Itprovidestheoreticalbasisforthedeterminationofthegeometricparametersofthediechamber.Keywords:continuousextrusioncladdingveloci2tyfieldchamberdesignthedividinglineofthemetalflowAnElectrophoresisGrindingProcessandItsApplicationPengWei(ZhejiangUniversityofTechnology,Hongzhou,China)XuXuefengHeXingshuChenZi2cenp3172320Abstract:Anewgrindingprocessapplyingelec2trophoreticdepositionin2processiscalledelectrophoresisgrinding.Bystudyingofthefeaturesoftheultrafineabrasivelayer,themechanismofelectrophoresisgrindingprocessisdescribed.Inaddition,anself2feedingprocessisintroducedinwhichthedepth2feedingisrealizedbygrowingoftheabrasivelayer.Finallytheapplicationre2sultsofelectrophoresisgrindingisshowninvariousex2periments.Boththeoreticalanalysisandexperimentalstudyshowthatnotonlytheroughnessontheworkedsurfacearebadlyimprovedbutalsothechippingisre2ducedinthecuttingofbrittlematerial.Keywords:grindingelectrophoresissu2perfineabrasivebrittlematerialStudyonOperationModeofWorkshopBasedonInte-gratedDNCTechnologyZhangXumei(ChongqingU2niversity,Chongqing,China)LiuFeiDanBinp3212323Abstract:OnthebasisofintegratedDNCconceptpresentbytheauthors,fouroperationmodesofintegrat2edDNCworkshoparebuilt.Theyhavedifferentscalesandhierarchies.TheoperationmodeoftwohierarchiesincludesworkstationhierarchyanddevicehierarchywhichissuitedtotheoccasionthatonlyapartoftheworkshopneedstobecontrolledthroughDNC;Theop2erationmodesofthreehierarchiesincludeshophierar2chy,workstationhierarchyanddevicehierarchywhicharesuitedtotheshopwithoutcellhierarchy,becauseitneedsmorefunctionsofcontrolandmanagement.Theoperationmodeoffourhierarchiesaresuitedtotheshopwithcellhierarchy.Thecross-shopoperationmodepossessescommunicationfunctiontofactorynetworkandInternet.Thecross-shopoperationmodeisoneoftheoperationmodesofagilemanufacturingshopandisori2entedto21century.ThispaperprovidesthetheoreticalbasisforimplementingintegratedDNCinChinaandchoosingsuitableoperationmodeoftheshop.Keywords:DNCoperationmodeintegrationagilemanufacturingVisualizationforCFDonComputerConfigurationSimu-lationofAutomobileWindTunnelGaoFeng(Lu2oyangInstituteofTechnology,Luoyang,China)WeiDaofuXuYingXieJinfa(LuoyangInstituteofTech2nology)p3242325Abstract:Thepaperpresentsthepost2processingpartoftheresearchprojectComputerConfigurationSimulationofVehicleWindTunnelsupportedbyNa2tionalNaturalScienceFoundation.Variouswaysfordis2playingvariousflowfunctionsaredescribed,especiallytheplotmethodsofpressurecontourlineandstreamline.Thepapershowsfriendlyman-machineinterfacesfortheCFDVisualizationSoftware.Keywords:automobilewindtunnelvisual2izationflowfieldsEstablishmentofStandardPartsLibraryBasedonTabu-larLayoutsofArticleCharacteristicsZhangYan(ZhejiangUniversity,Hangzhou,China)TanJianrongWeiXiutingChenHongliangp3262329Abstract:Establishmentofstandardpartslibrarybasedontabularlayoutsofarticlecharacteristicsisde2scribedinthispaper.Itappliesdatabaseparametricdrawingandextendedentitydatatechniquestodesignofstandardpartslibrary.Friendlyinterface,previewofda2tabaseandstandardpartsdrawingsareprovided.Thestandardpartslibraryiseasytoexpandandsupportspart’sglobalrecognitioninassemblydesign.Keywords:tabularlayoutsofarticlecharacteristicsdatabaseparametricdraftinggloberecognitionDevelopmentofCeramic-MetalBondingforHeat-Resis-tantApplicationZouGuisheng(TsinghuaUniversity,Beijing,China)WuAipingRenJialiep3302333Abstract:Brazingdiffusionbondingandtransientliquidphasebondinghavebeenusedtoobtainheat2resis2tantceramic2metaljointsingeneral.Inthispaper,bond232MAINTOPICS,ABSTRACTS&KEYWORDS©1995-2005TsinghuaTongfangOpticalDiscCo.,Ltd.Allrightsreserved.