5DX - Wikipedia

The 5DX was an automated X-ray inspection robot, which belonged to the set of automated test equipment robots and industrial robots utilizing machine vision ... 5DX FromWikipedia,thefreeencyclopedia Jumptonavigation Jumptosearch The5DXwasanautomatedX-rayinspectionrobot,whichbelongedtothesetofautomatedtestequipmentrobotsandindustrialrobotsutilizingmachinevision.The5DXwasmanufacturedbyHewlettPackard,thenlaterAgilentTechnologieswhenHPwassplitintoHewlettPackardandAgilentTechnologiesin1999.The5DXperformedanon-destructivestructuraltestusingX-raylaminography(tomography)totake3Dimagesofanassembledprintedcircuitboardusing8-bitgrayscaletoindicatesolderthickness.Itwasusedintheassembledprintedcircuitboard(PCB)electronicsmanufacturingindustrytoprovideprocessfeedbacktoasurfacemounttechnologyassemblyline,aswellasdefectcapture. The5DXwasoneofseveraltoolsusedbymanycompaniesintheelectronicsmanufacturingservicessectortoprovideameansofinspectingboththevisibleandhiddensolderconnectionsbetweentheprintedcircuitboardsandcomponentsattachedtothoseprintedcircuitboards.Thesesolderconnections(alsoknownassolderjoints)arereferredtoasPCBinterconnects. Contents 15DXtechnology 2Historyofthe5DX 3References 4Externallinks 5DXtechnology[edit] The5DXusedagantryrobottomovetheassembledprintedcircuitboardunderneathanX-raysourcetobeabletoimagethecomponents'jointsthatrequireinspection.ThepositioningofboardwasguidedwiththeuseofComputerAidedDesign(CAD)data,whichrepresentedtheouterlayersofaprintedcircuitboard'selectricaldesign. The5DXsystemusedclassicallaminographytocreateanx-rayimage“slice”,orimageplanethatwillbedistinctfromotherimageplanesontheobjecttobeimaged.Aslicewillremoveobstructionsaboveorbelowtheplaneoffocussothatonlytheregionsofinterestremain. X-Raysystemsthatusemethodssuchaslaminography(orthenowmorecommonlyusedtomography)aremarketedas“3D”x-raysystems.X-Raysystemsthatdonotusethesemethodsandonlyproduceatransmissiveshadowimagearemarketedas“2D”systems. Classicallaminography[1]isbasedonarelativemotionofthex-raysource,thedetectorandtheobject.Thex-raysourceandthedetectoraremovedsynchronouslyincircles180degreesoutofphasewitheachotherasshowninthefigure. Anillustrationoftheimagingmethodusedforcreatinganimageslicewithlaminography. Duetothatcorrelatedmotion,thelocationoftheprojectedimagesofpointswithintheobjectmovesalso.Onlypointsfromaparticularslice,theso-calledfocalplane,willbealwaysprojectedatthesamelocationontothedetectorandthereforeimagedsharply.Objectstructuresaboveandbelowthefocalplanewillmoveastherotationoccurs.Becauseofthat,theyarenotimagedsharplyandtheywillblurtoagreybackgroundimage.Thisrequirespreciseheightdata,createdbylasermappingthesurfaceoftheboard.Thefocalplaneisapproximately.003inches(.076mm)deep. Rotationallaminographyrequiresacomplexsystemtoproducetherotatingx-raysource,rotatetheimagedetectorandmaintainsynchronizationbetweensourceanddetector. Inaddition,thelaminographysystemsrequireasystemtomapthesurfaceoftheobjecttobeimaged.Producttobeimagedisrarelyperfectlyflat.[2]The5DXsystemusedalasermappingsystemtomeasurebowandtwistsothattheeffectscouldbecompensatedforintheimagingprocess. Inthe5DXsystemtherotatingx-raysourceisproducedbyscanningahighenergyelectronbeamaroundanx-rayproducingtargetintegraltothex-raytube.Therotatingdetectorisimplementedbyrotatinganx-raysensitivescreenmechanicallyandprojectingtheimageintoahighsensitivitydigitalcamera. Asidefromtheelectro-mechanicalcomplexity,themaindisadvantagesofclassicallaminographyarethebackgroundintensitythatreducesthecontrastresolutionandthefactthatineachmeasurementonlyonesliceisimagedsharply.Allothersliceshavetobeinspectedconsecutivelybydisplacingtheobjectvertically. Classicallaminographyhasbeenreplacedbycomputedtomography(CT)orcomputedlaminographyinmoremodernautomatedx-raysystems. Historyofthe5DX[edit] AgilentTechnologies(nowKeysightTechnologies)theOEMofthe5DXandfollowonproduct,theX6000,exitedtheautomatedinspectionmarketinMarch2009.Boththe5DXandtheX6000werediscontinuedatthattime. Eventhoughthesystemshavebeenoutofproductionforseveralyears,asignificantnumberremaininuse. [1] ProductRevisionHistory 3DX(endoflife)originallydevelopedbyFourPiSystemswhichwasacquiredbyHewlettPackard. 5DXSeriesI(endoflife) 5DXSeries2/II/2L(endoflife) 5DXSeries3 5DXSeries5000 X6000(alsoknownastheX6K)theevolutionofthe5DXproductlinewhichusedthemoreadvanceddigitaltomosynthesis. References[edit] ^DigitalcomputedLaminographyandTomosynthesis-FunctionalPrinciplesandIndustrialApplications;S.Gondrom,S.Schröpfer,FhGITFP,Saarbrücken,D;InternationalSymposiumonComputerizedTomographyfor IndustrialApplicationsandImageProcessinginRadiology March,15-17,1999Berlin,Germany ^IPC-A-600G,AcceptabilityofPrintedCircuitBoards,Section2.11Flatness Externallinks[edit] Digitalcomputedlaminographyandtomosynthesis-functionalprinciplesandindustrialapplications AgilentTechnologies Medalist5DXAutomatedX-rayInspectionSystem Medalistx6000AutomatedX-rayInspectionSystem ICInspectionforDefect-FreeConnections***DEADLINK*** Retrievedfrom"https://en.wikipedia.org/w/index.php?title=5DX&oldid=856520838" Categories:CommercialcomputervisionsystemsElectronicsmanufacturingIndustrialrobots Navigationmenu Personaltools NotloggedinTalkContributionsCreateaccountLogin Namespaces ArticleTalk English Views ReadEditViewhistory More Search Navigation MainpageContentsCurrenteventsRandomarticleAboutWikipediaContactusDonate Contribute HelpLearntoeditCommunityportalRecentchangesUploadfile Tools WhatlinkshereRelatedchangesUploadfileSpecialpagesPermanentlinkPageinformationCitethispageWikidataitem Print/export DownloadasPDFPrintableversion Languages Addlinks