3D打印技术-英文版.ppt

Depthofthemagicofthemagic3Dprinter Student Joey ZhangStudentNumber GS1521269 Agenda 3DPrinterHistoryWhatisthe3DPrinter3DPrinterBasicprinciplesandexistingtechnologiesApplicationof3Dprinter3Dprintingapplicationsinlife 3DPrinterHistory 3Dprintingconceptasearlyasafewdecadesagohasbeenproposed Inthe1970s withtheriseof3Daideddesign designerscanseevirtual3Dobjectsincomputersoftware buttotheseobjectsinclay wood orismadeoutofmetalmodelisverydifficult canusetime consumingcostmoneytodescribe 3Dprinting sothattheplaneintoathree dimensionalprocessalotsimpler designerofanychangescanbeinafterafewhoursorovernighttoreprintitout ratherthanspendafewweekstimefactoryputthenewmodelmanufactured Onlyinthiswaycangreatlyshortentheproductioncycle reducetheproductioncost Andwiththecontinuousprogressofscienceandtechnology morematerialsareprintedout itwasdiscoveredthattheoriginalcanalsobesoplay TheEconomistmagazinehadcommented inventionscanbringinfluence atthatagearedifficulttopredict 1750steamengineso 1450printingso transistorsin1950 too Now westillcannotpredict 3Dprintingwillbeinalongtimehowtochangetheworld Whatisthe3Dprinter 3Dprinter amachinewhichisakindofrapidprototypingtechnology itisakindofdigitalmodelfile theuseofpowderedmetalorplasticandothermaterialscanbebondedbylayerbylayertoconstructtheobjecttechnology Inthepast itwasusedinmoldmanufacturing industrialdesignandotherfields Itisnowbeingusedindirectmanufacturingofsomeproducts whichmeansthatthistechnologyisbecomingpopular Theupperpartofthemachineisatranslucentcover arowofthecontrolbuttonnexttoacomputer Acover leftstandingfourboxesofdifferentcolorsofink ontherightsideoftheworkareaputgypsumfinegrindingpowder Thework thepowderwillbealayerofliquidconnectionisalsoaspecialglue inaccordancewiththedifferentcrosssectionalpatterncuring onelayeruponlayer feellikeacaketocreatethree dimensionalentity 3DPrinterBasicprinciplesandexistingtechnologies Infact 3Dprinterprincipleisverysimple eachlayerofprintingprocessisdividedintotwosteps thefirstintheneedtosprayalayerofspecialareaofglue gluedropletitselfisverysmall andnoteasytospread Thenitissprayedwithalayerofuniformpowder thepowderencounteredthegluewillquicklycuredbonding whiletheregionisstillloosewithoutglue Inthisway thesolidmodelwillbeprintedandformedwithalayerofgluelayerofpowder Afterthecompletion todealwiththepowderaroundtheitemscoveredwithpowder whichcanberecycled andthencoatedwiththehardnessoftheglue Nowtherearetwotypesof3Dprinters oneisthestackingmethod oneissintering Principleisbasicallyamulti layerprinting andstackingandsinteringisonlythedifferencebetweenthemoldingtechnology Stackonlymoldingplastics suchassiliconmaterial thecuringreactionraterequirements andthesinteringcanusinglaserheattreatmentmetalmaterialthingsoutofmetalpowder theentitymaythroughgrinding drilling platingwayforfurtherprocessing So3Dprintersandordinaryprinters thebiggestdifferenceisthat ink 3DPrinterBasicprinciplesandexistingtechnologies Existing3Dprintingtechnologytoachieve600DPI thethicknessofeachlayerofonly0 01mm wanttoperfectshowhairisstillverydifficult buttodosmallparts modelenoughandtospare Thedevelopmentoftechnologyandthepowderisverygood thematerialisthinner eachlayeristhinner thehighertheaccuracyofthethingsdone Applicationof3Dprinter Medicalindustry Recently a83yearoldmansufferingfromchronicboneinfection soreplacedbythe3Dprinter printoutofthejawbone whichistheworld sfirstuseof3Dprintingproductstodothehumanskeletoncase Withthedevelopmentoftechnology andevencanbeprintedoutwiththeactivityofthehumanbodytissue scientificresearch Thefossilsto3DscanningbyresearchersatDrexelUniversity Philadelphia PA USA using3Dprintingtechnologytomakethe3Dmodelforresearch notonlyretainedtheoriginalfossilalltheexternalcharacteristicsof andscaling ismoresuitablefortheresearch Applicationof3Dprinter Productmodel Forexample Microsoft s3Dmodelprintingshop aftertheproductdesign throughthe3Dprintertoprintoutthemodel thedesignandmanufacturedepartmenttobetterimproveproducts tocreateabetterproduct Architecturaldesign Intheconstructionindustry engineersanddesignershaveacceptedtheuseof3Dprinterstoprintthearchitecturalmodel thismethodisfast lowcost environmentalprotection whilemakingexquisite Fullymeettherequirementsofthedesigners butalsocansavealotofmaterial Applicationof3Dprinter Manufacturingindustry Manufacturingalsorequiresalotof3Dprintingproducts because3Dprinting bothincost speedandaccuracythanthetraditionalmanufacturingmuchbetter 3Dprintingtechnologyitselfisverysuitableformassproduction sothemanufacturingindustryusing3Dtechnologycanbringalotofbenefits andeventhequalitycontrolisnolongeraproblem Foodindustry Yes isthe print food Researchershavestartedtotrytoprintthechocolate Perhapsinthenearfuture alotoffoodthatlooksexactlythesameistousefood3Dprinters print outofthe Ofcourse thefoodthatmaybeproducedatthattimewillbemuchmoreexpensive Applicationof3Dprinter Automobilemanufacturingindustry Itisnotthatyourcarisa3Dprintertoprintoutthe ofcourse maybeonedaythispossible butthattheautomotiveindustryinsafetytesting substitutingsomenoncriticalcomponentswith3Dprintingproducts inthepursuitofefficiencywhilereducingcosts Jewelry Arts Crafts Thisisoneofthemostextensivemarket Inthefutureregardlessofyourpersonalitypen therearestillyourbodyforthereliefofthemobilephoneshelloriswithyouandyourloverintheworlduniquering mayisa3Dprinter Don tevenwaitforthefuture 3Dprintingapplicationsinlife 3Dprinternow inEuropeandtheUnitedStateshasbecomeatrendforgeeksandgimmicks andhigh endcustomerservice LikeNewYork anotheruseof3Dtechnologytoproduceconsumergoodscompanyquirkyhas20millionregisteredusers theyonlinetocollecttheuser sideas productdesigndrawings witha3Dprintertothefastestspeedmolding designersoftenfromacreativewonmanyincome someusersayearcanearntensofthousandsofdollars AndCalifornia slegacyinthecompany usingobjet3Dprintermaking3Dmodelandprototypeforfragmentsoffilmspecialeffects foractorstotailorcanperfectlysuitedtotheactor sface neckandheadprops inthemovie JurassicPark Avatar IronMan and theAvengers areapplied AJapanesecompanyhasevenlaunchedaforindividual s babyrecoveryservices onlyneedtodeliverthebabyinthemother sbellyX rayphotos theycanrecoverthe3Dimage printoutabellybabymodelasasouvenir 3Dprintingapplicationsinlife The3Dprintinghasyettobeuniversal ontheonehandisusedinindustriesinthehigh endmodelsintolarger industryinvestorsmorecautious inawaitstate ontheotherhand theuniversalapplicationofisfromtherecentlybegun lackofuserhaveadeepunderstandingof3Dprinting duetosomenewsonthedescriptionusingexaggeration boldprediction sogivepeoplethefeelingistheplotof