富士康模具开模检讨报告

EV2DesignReviewBRACKET-POWER-BUTTONToolingdesignreview(P2-P14)MoldflowAnalysis(P15-P31)SecondaryOperation(P32)Assemblyprocess(P33-P38)2DReview(P39)Measurementconcept(P40-P42)20230227UpdateP41PMP(P43)EV2moldingpartjustsameasEV1.5(ReferPage2)Product&ToolReviewReportPartNumber:PartRevision:TBDReportVersion:ReportDate:20-Sep-2023Customer:ROCKEngineer:LiuLiProducttype:SingleshotProject:CRYSTAL_MOUNTAINPartName:POWER-BIAS-SINGLE-POSTEV2partjustsameasEV1.5GG1/30–correcyt–nochangeToolingbaseInformationDraftCheckandSurfaceTextureConfirmation1CoresideCavitysidePleaseconfirmtextureareaandspecificationsaccordingtothedraftfigureandtexturespecificationtable.MF:confirmedCoresideCavitysideDraftCheckandSurfaceTextureConfirmation2Pleaseconfirmtextureareaandspecificationsaccordingtothedraftfigureandtexturespecificationtable.MF:confirmedDraftCheckandSurfaceTextureConfirmation3Onlyhave2ºdraftanglemightscratchit,suggesttoincreaseto3ºcavitydraftangleandpolishonthepointedsurfaces.MF:DoneDraftCheckandSurfaceTextureConfirmation4Mightformsticktocavity,pleasechangeto3ºcoredraftangleMF:DoneDraftCheckandSurfaceTextureConfirmation5Suggesttochangetocoredraftangleonthehighlightedsurfacesavoidsticktocavity1.260ºChangetocoredraftanglePresentdesignSuggesteddesignMF:DoneGeneralQuestionsReviewPresentdesignSuggesteddesignSuggesttochancelthehighlightedradiusforPL0.2(0.5)Tinysittingsurfaceeasyflashsuggestmodifyto0.5mmNote:CurrentDimension(suggestedvalue)PLMF:DonePLandSlider/LifterLayoutDiagramCavityCorePLPLisshownasredline.1.260ºMF:Donepower-bias-single-postAllsurface﹕SPI-C120230905MN:OKpower-bias-single-postEjectorEjectorpinslayoutareshownasabove,pleaseconfirmandshowusareaswithoutejectorpin!EjectorBladeGateCutinmoldrevisionsymbol:X3.11X3.1height:0.8mmwidth﹕0.3mmdepth﹕0.05mm1.PLSconfirmtherevisionsymbolengraved2.PLSprovidethePARTNO.20230908MN:Confirmed,thisisok,butnoprotrusionabovethesurfaceProceedandwewillupdatethedrawings3.Theareaistoosmall﹐suggesttoengravetheCavityNo:1onthisarea.GateLocationPleaseconfirmwhetherthegatevestigeaffectpartappearanceorassembly.

Analysisaim﹕CAEadoptthefollowingcasetoanalyze,theresultsareshownbelow.Thematerialusedinsimulationissuppliedbycustomer:PC+ABSCycoloyCX7240Φ2.5mmColdsystem,twoplates,onecavities,oneedgegate.Edgegate：1.0*0.5mmCutrecessforgatevestige.0.2mm3.0mmadoptcutinmoldMF:Done.Thislocationisfine.PartthicknessdistributionPartthicknessdistributesisshownbelow.Moldshrinkage:5/1000Moldshrinkageindatasheet:4/1000~6/1000ProcessingConditionsNote:1MPa=10.2kgf/cm2FillingPatternFullscreencanseetheanimationThefillpatternisgood.HesitationareaNovisiblehesitationareaonthepartInjectionPressureTheinjectionpressureissuitableformolding.Theactualinjectionpressurewillbeabout1.2~1.5timesofanalysisvalueFlowFrontTemperatureTheflowfronttemperaturedistributesevenlyWeldLineLocationsWeldlinesareshownasredlines,thoseincircledarevisibleandmayaffecttheappearanceandstrengthofpart.11ConclusionAirTrapsAirtrapsareshownaspinkballs,noteventingwheretheflowfrontmeetandtheendoffill.ShearRateThegatesizeisokaftershearratecalculated.StressMarkNostressmarkonthepart.%FrozenTimeSeries1.4s2.3s1.9sFromthefrozencourse,thepackingeffectisgeneral.2.5s3.4s2.7sGatefrozenVolumetricShrinkageThevolumetricshrinkagevalueissmall,norisktooccursinkmark.SinkmarkareaNosinkmarkareaonthepart.ResultListConclusion&SuggestionWeldlinesareshownasredlines,thoseincircledarevisibleandmayaffecttheappearanceandstrengthofpart.Pleaseconfirm!MF:Thisisfine.ConclusionSecondaryoperationGatetype:EdgegateProcessingmethod:cutinmoldGatevestige:0.2mmmax(exceedthisplane0.2mmmax)DegatingColdsystem,twoplates,onecavities,oneedgegateEdgegatesize:1.0*0.5mmAssemblyprocessStep1:Inspectbracketpowerandfoam.bracketpowerfoamPSAAssemblyprocessFixtureView:BottomplateLocationsideAssemblyprocess2.1.Locatedthebracketpowerintothebottomplate.BottomplateAssemblyprocessAssemblyprocess2.4:Packageitaccordingtothepackageofspecification.2.3:FinalInspection.GG2/5

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Foamishigherthantheadhesivesurface,pleaseconfirmit.AssemblyprocessBecausethepartisverysa