3D-printing--英语课介绍PPT(配套介绍文字)

3Dprinting(3D打印技术),alsoknownasAdditiveManufacturingandRapidPrototypingManufacturing,referstoprocessesusedtocreateathree-dimensionalobjectinwhichlayersofmaterialareformedundercomputercontroltocreateanobject.Objectscanbeofalmostanyshapeorgeometryandtypicallyareproducedusingdigitalmodeldatafroma3DmodeloranotherelectronicdatasourcesuchasanAdditiveManufacturingFile.3DNewYorkCity3DCar3DfootbonesItallstartswiththecreationofa3Dmodelinyourcomputer.ThisdigitaldesignisforinstanceaCAD(ComputerAidedDesign)file.A3Dmodeliseithercreatedfromthegroundupwith3Dmodelingsoftwareorbasedondatageneratedwitha3Dscanner.Witha3Dscanneryou’reabletocreateadigitalcopyofanobject.Baymaxin3Dsoftware13Dprintersessentiallyworksbyextrudingmoltenthermoplastics(mostlyABS)throughatinynozzlethatitmovesaroundpreciselyundercomputercontrol.Itbuildsupa3Dmodelonelayeratatime,fromthebottomupwardbyrepeatedlyprintingoverthesamearea.Baymaxin3Dprinting2NozzleFinishedproduct3AutomobileManufacturingIndustry1:8ratioBugattiVeyron(布加迪威龙)carmodel3DElectriccarMedicalIndustryTailor-made(定制)gypsum(石膏)replacementMedicalIndustryMedicalprosthesis(假体)eyeballs3Dprintedtitanium-polymersternalimplantationsurgery(钛-聚合物胸骨植入)ArtsandCraftsGarment(服装)IndustryFoodIndustryTHANKYOU