工业工程专业英语Chapter3ManufacturingSystem.ppt

Chapter3ManufacturingSystems,Unit1IntroductiontoManufacturingSystemsUnit2AdvancedManufacturingSystemsUnit3ManufacturingSupportSystems,计划学时：4学时教学内容：3学时，精读，逐句翻译，掌握专业词汇Unit1IntroductiontoManufacturingSystems1学时，泛读，了解文章大意，掌握专业词汇，翻译重点语句Unit2AdvancedManufacturingSystemsUnit3ManufacturingSupportSystems,教学要求：了解制造系统的含义，制造系统的各个组成部分掌握几种典型的制造系统集成组技术、柔性制造系统、敏捷制造等先进制造系统各自应用范围及特点。了解CAD，CAM，CAPP等辅助制造系统在各种制造系统中的应用。本章共两次作业（作业5，作业6）,本章专业词汇,conveyor：输送机hoist：起重机partsfeeder：送料器coilfeeder：卷料进料器stamp：冲压automaticpalletchanger：自动托盘转换装置ergonomically：工效学地jobshopproduction：车间任务型生产batchproduction：批量生产identical:相同的grouptechnology：成组技术flexiblemanufacturingsystem：柔性制造系统portray：描绘coordination：协调CNCmachinetools：计算机数控机床computerizednumericalcontrolmalfunction：故障resharpen：重磨parameter:参数geometry：几何形状cylindrical:圆柱的prismatic：棱柱的rectangular：矩形的cube：立方体scheme：计划、设计work-in-process：在制品sophisticated：复杂的、世故的exaggeration：夸张profound：深刻的infrastructure：基础设施irrespective：不考虑的unimpeded:无障碍的,automation:自动化materialhandling：物料搬运synthesize：综合integratedequipment：集成设备rawmaterial：原材料positioningdevice：定位装置semi-automatic：半自动化fullautomated：全自动化family：簇productionline:生产线fixture：固定设备、夹具hardware：硬件machinetool：机床lathe：车床millingmachine：铣床drillpress：钻床workstation：工作站portablepoweredtool：便携式电动工具assemblyline：装配线machinecell：机器单元discrete：离散的ancillary：辅助的、附属的workunit：工件mechanized：机械化的pallet：托盘totebin：搬运箱vicinity：邻近workhead：工作台、机台workholder：工件夹具orient：定向clamp:夹住chuck：卡盘,Unit1IntroductiontoManufacturingSystems,TheDefinitionofManufacturingSystemComponentsofManufacturingSystemClassificationsofManufacturingSystems,DefinitionofManufacturingSystem,Wedefineamanufacturingsystemtobeacollectionofintegratedequipmentandhumanresources,whosefunctionistoperformoneormoreprocessingand/orassemblyoperationsonastartingrawmaterial,part,orsetofparts.,DefinitionofManufacturingSystem,Theintegratedequipmentincludesproductionmachinesandtools,materialhandlingandworkpositioningdevices,andcomputersystems.Humanresourcesarerequiredeitherfulltimeorperiodicallytokeepthesystemrunning.,ComponentsofaManufacturingSystem,ProductionmachinesMaterialtransportSystemsComputerControlSystemHumanResources,Productionmachines,ManuallyoperatedproductionmachinesSemi-automatedproductionmachinesFullyautomatedproductionmachines,MaterialtransportSystem,Threefunctions:(1)Loading-involvesmovingtheworkunitsintotheproductionmachineorprocessingequipmentfromasourceinsidethestation.(2)Positioning-providesfortheparttobeinaknownlocationandorientationrelativetotheworkheadortoolingthatperformstheoperation.,MaterialtransportSystem,(3)Unloading-Whentheproductionoperationhasbeencompleted,theworkunitmustbeunloaded,thatis,removedfromtheproductionmachineandeitherplacedinacontainerattheworkstationorpreparedfortransporttothenextworkstationintheprocessingsequence.,ComputerControlSystem,CommunicateinstructionstoworkersDownloadpartprogramstocomputer-controlledmachinesMaterialhandlingsystemcontrolScheduleproductionFailurediagnosisSafetymonitoringQualitycontrolOperationsmanagement,HumanResources,Humanperformsomeorallofthevalue-addedworkthatisaccomplishedonthepartsorproducts.,ClassificationofManufacturingSystem,Type1:SingleStationsType2:Multi-StationCellsType3:ProductionLines,作业5：,重点语句翻译（把下列语句翻译成中文）Wedefineamanufacturingsystemtobeacollectionofintegratedequipmentandhumanresources,whosefunctionistoperformoneormoreprocessingand/orassemblyoperationsonastartingrawmaterial,part,orsetofparts.Threeofthemostimportantofthesearewidespreadandinexpensivetransportationsystems,communicationsystemsthatprovidereal-timeinteractionbetweenpeopleinalmostanypartoftheworld,andcomputersthatassistinthedesign,control,andanalysisofcomplexactivities.,作业5：,课外翻译（把下列语句翻译成中文）Flexiblemanufacturingsystems(FMS)andcomputer/communicationnetworksexemplifycomplexsystemsthatfallintoaclasscalleddiscreteeventstochasticsystems(DESS).Theefficientdesignandoperationofthesesystemsisextremelyimportanttoeconomiccompetitiveness,yetsystembehaviorisnotcompletelyunderstood.PresentmethodsofanalysisanddesignofDESSfocusontheirbehaviorinthesteadystate,aconceptualizationthatrequiresperformancemeasurestobemade“inthelongrun”or“averagedovertime.”Yet,作业5：,mostsystemsexhibitdynamicbehaviorontheirwayto(orsometimesevenduring)thesteadystatethatmayproduceadeviationinperformancefromthatcomputedbysteadystateanalysis.Designandcontrolofsuchsystems(forexample,multiechelonsparepartsinventories,integratedmanufacturingcellsorcomputer/communicationnets)involvingexplicitconsiderationofthecostorimpactoftransientbehavior,isnowarealpossibility.用英文回答下例问题Recentlywhatmakesamanufacturingsystemchangesomuch?Why?,Unit2AdvancedManufacturingSystems,GroupTechnology(GT)FlexibleManufacturingSystems(FMS)ComputerIntegratedManufacturingSystems(CIMS)LeanProduction(LP)AgileManufacturing(AM)E-Manufacturing,GroupTechnology(GT),TwoMajorTasks:(1)Identifyingthepartfamilies(2)Rearrangingproductionmachinesintomachinecells,BenefitsofGroupTechnology,PromotesstandardizationMaterialhandlingisreducedProcessplanningandproductionschedulingaresimplifiedSetuptimesarereducedWork-in-processisreducedWorkersatisfactionimprovesHigherqualityworkisaccomplished,FlexibleManufacturingSystems(FMS),ContentofFMS:(1)Processequipment(2)Materialhandlingequipment(3)Acommunicationsystem(4)Acomputercontrolsystem,AdvantagesofFMS,(1)Increasedproductivity(2)Shorterpreparationtimefornewproducts(3)Reductionofinventorypartsintheplant(4)Savingoflaborcost(5)Improvesproductquality(6)Attractingskilledpeopletomanufacturing(7)Improvedoperatorssafety,ComputerIntegratedManufacturingSystems(CIMS),ActivitiesofCIMS:(1)Identifyinganeedforaproduct(2)Designingaproducttomeettheneeds(3)Obtainingtherawmaterialsneededtoproducetheproduct(4)Applyingappropriateprocessestotransformtherawmaterialsintofinishedproducts(5)Transportingproductstothemarket(6)Maintainingtheproductstoendureproperperformanceinthefield,BenefitsofCIMS,(1)Productqualityincreases(2)Leadtimesarereduced(3)Directlaborcostsarereduced(4)Productdevelopmenttimesarereduced(5)Inventoriesarereduced(6)Overallproductivityincreases(7)Designqualityincreased,LeanProduction(LP),TenRulesofLP:(1)Eliminatewaste;(2)Minimizeinventory;(3)Maximizeflow;(4)Pullproductionfromcustomerdemand;(5)Meetcustomerrequirements;,LeanProduction(LP),TenRulesofLP:(6)Doitrightthefirsttime;(7)Empowerworkers;(8)Designforrapidchangeover;(9)Partnerwithsuppliers;(10)Createacultureofcontinuousimprovement.,AgileManufacturing(AM),AMisaNewManufacturingStrategyAMisaProductionModeofthe21stCentury,E-Manufacturing,WhatisE-Manufacturing?WhatistheFutureofE-Manufacturing?,Unit3ManufacturingSupportSystems,CAD(Computer-AidedDesign)CAM(Computer-AidedManufacturing)CAPP(Computer-AidedProcessPlanning)CAE(Computer-AidedEngineering),作业6：,重点语句翻译（把下列语句翻译成中文）FutureFMSwillcontainmanymanufacturingcells,eachcellconsistingofrobotservingseveralcomputersNC(CNC)machinetoolsorotherstandalonesystemssuchasaninspectionmachine,awelder,anElectronDischargeMachining(EDM)machine,etc.Insteadofdevotingresourcestoplanningwhatwouldberequiredforfuturemanufacturing,Toyotafocusedonreducingsystemwascapableofimmediatelychangingandadaptingtomarketdemands.Thatsbecause3Dsolidmodelingremovedtheemphasisfromusingcomputertechnologytodocumentorcaptureadesignconceptandgaveengineersatoolthattrulyhelpedthemcreatemoreinnovativedesignsandma