1、MicrolectureDesignScriptSchoolName:Correspondingmajor:Coursename:MicrolectureIntroductiontotheTechnologicalWorkflowofAutomobileTitle:MoldCoveringPartsProducer:MicrolectureDesignScriptTeachingsegmentsScreenVoiceover(210charactersperminute)Screen1:PPTTeacheronscreenAppearsthemaintitle:Introductiontoth
2、eTechnologicalWorkflowofAutomobileMoldCoveringPartsVoice1:Inthecurrentboomingdevelopmentoftheautomotiveindustry,automobilemoldcoveringpartscanbecalledthekeycornerstoneofautomobileappearanceandperformance.Fromthepassengercarsweshuttlethroughcitystreetseverydaytothelightning-fastsportscars,behindthest
3、unningappearanceofeachautomobileisthepreciseshapingofautomobilemoldcoveringparts.Automobilemoldcoveringpartsnotonlydeterminetheoverallstylingofautomobiles,givingthemuniquelinesandstreamlinedcontours,butalsorelatetotheaerodynamicperformance,safetycapabilities,andthecomplexityofmanufacturingtechniques
4、ofautomobiles.Theyarelikethe“clothing“ofautomobiles,needingbothanattractiveappearanceandoutstandingintrinsicqualities”.So,howexactlydosuchimportantautomobilemoldcoveringpartstransformstepbystepfromtheinitialdesignconcepttophysicalobjects?Next,let,sdelveintothetechnologicalworkflowofautomobilemoldcov
5、eringpartsandunveilthemysteriousveilbehindtheirprecisemanufacturing.I.CourseIntroductionScreen2:Video Appearsthesubtitle:Design Playthevideoalongwiththevoiceover: Video:Lastepisode-AutomobileCoveringPartVoice2:Firstofall,thetechnologicalworkflowofautomobilemoldcoveringpartsisacomplexandmeticulouspro
6、cess,coveringmultiplesegmentsfromdesigntoprocessingCNCprogramming,thentoassemblyanddebugging.Thefollowingisadetaileddescriptionofthisworkflow:PartI.DesignThedesignofautomobilemoldcoveringpartsisthestartingpointoftheentireworkflow.Atthisstage,designerswilluseprofessionaldesignsoftware(suchasCATIA,UG,
7、etc.)toperform3Dmodelinganddetaileddesignaccordingtotheoverallstylingandfunctionalrequirementsoftheautomobile.Thedesigncontentincludestheshape,dimensions,materialselectionofthecoveringparts,andthefittingmethodswithothercomponents.Afterthedesigniscompleted,detaileddesigndrawingsanddigitalmodelswillbe
8、generatedtoprovideanaccuratebasisforsubsequentprocessingandmanufacturing.Case:UGAutomobileLargeCastingContinuousMoldStructureDesignBilibilibilibili(Videomuted,playthevideoalongwiththevoiceover,videoclip00:00-1:30) Appearsthetext: Designcontentincludes: Shape Dimensions Material Fittingmethodswithoth
9、ercomponentsII.ExplanationofScreen3:PPTVoice3:CoreKnowledgePoints Appearsthesubtitle:ProcessingCNCProgramming Appearsthetext: Softwareadoptionandprogramming:Theprogrammingcontentincludesplanningthecuttingtoolpaths,settingcuttingparameters,andarrangingtheprocessingsequence,etc. Technicallayout:Thepro
10、cessingparametersandcuttingtoolselectionforeachstageneedtobeaccuratelycalculatedandoptimizedaccordingtothematerial,shape,anddimensionsofthecoveringparts. Cuttingtoolselectionandprocessing:Duringtheprocessingprocess,itisnecessarytostrictlycontrolparameterssuchascuttingspeed,feedrate,andcuttingdepthto
11、ensureprocessingqualityandefficiency. Processingqualitycontrol:Thisincludesusingtestinginstrumentstomeasureandanalyzethedimensions,shape,andsurfaceroughnessoftheprocessedsurfaces,aswellastimelydiscoveringandhandlingabnormalPartII.ProcessingCNCProgrammingProcessingCNCprogrammingisakeysegmentinthemanu
12、facturingofautomobilemoldcoveringparts.Itinvolvesconvertingdesigndrawingsanddigitalmodelsintoprocessinginstructionsthatmachinetoolscanidentify,therebyachievingpreciseprocessingofthecoveringparts.Thisprocessmainlyincludesthefollowingsteps:Softwareadoptionandprogramming:AdoptprofessionalCNCprogramming
13、software(suchasMastercam,HyperMill,etc.)toperformprogrammingbasedondesigndrawingsanddigitalmodels.Theprogrammingcontentincludesplanningthecuttingtoolpaths,settingcuttingparameters,andarrangingtheprocessingsequence,etc.Technicallayout:Performareasonabletechnicallayoutoftheprocessingsurfacesofthecover
14、ingparts,includingstagessuchasroughprocessing,semi-finishing,andfinishing.Theprocessingparametersandcuttingtoolselectionforeachstageneedtobeaccuratelycalculatedandoptimizedaccordingtothematerial,shape,anddimensionsofthecoveringparts.Cuttingtoolselectionandprocessing:Selectappropriatecuttingtools(suc
15、hasballendmills,cornersituationsduringtheprocessingprocess.roundingcutters,endmillingcutters,etc.)accordingtotheshapeoftheprocessingsurfacesandprocessingrequirements.Duringtheprocessingprocess,itisnecessarytostrictlycontrolparameterssuchascuttingspeed,feedrate,andcuttingdepthtoensureprocessingqualit
16、yandefficiency.Processingqualitycontrol:Duringtheprocessingprocess,itisnecessarytomonitorandtesttheprocessingqualityinrealtime.Thisincludesusingtestinginstrumentstomeasureandanalyzethedimensions,shape,andsurfaceroughnessoftheprocessedsurfaces,aswellastimelydiscoveringandhandlingabnormalsituationsdur
17、ingtheprocessingprocess.Screen4:PPT Appearsthesubtitle:Assembly Appearsthetext: Positioningandfixing:Ensuretheprecisepositioningandfixingbetweenthecoveringpartsandothercomponents.Thisrequirestheuseofprofessionalpositioningclampsandfasteningtoolstoensuretheaccuracyandstabilityoftheassembly.Voice4:Par
18、tIII.AssemblyAssemblyistheprocessofcombiningandinstallingtheprocessedautomobilemoldcoveringpartswithothercomponents.Duringtheassemblyprocess,thefollowingpointsneedtobenoted:Positioningandfixing:Ensuretheprecisepositioningandfixingbetweenthecoveringpartsandothercomponents.Thisrequirestheuseofprofessi
19、onalpositioningclamps Fittingandadjustment:Duringtheassemblyprocess,itisnecessarytoadjustthefittingclearanceandpositionbetweenthecoveringpartsandothercomponents.Thisrequirestheuseofprofessionalmeasuringtoolsandadjustmentmethodstoensurethattheappearanceandfunctionoftheautomobileafterassemblymeetthere
20、quirements. Qualitytesting:Aftertheassemblyiscompleted,itisnecessarytoperformqualitytestingontheentireautomobile.Thisincludesinspectionsofappearance,dimensions,functions,etc.,toensurethequalityandsafetyoftheautomobile.andfasteningtoolstoensuretheaccuracyandstabilityoftheassembly.Fittingandadjustment
21、Duringtheassemblyprocess,itisnecessarytoadjustthefittingclearanceandpositionbetweenthecoveringpartsandothercomponents.Thisrequirestheuseofprofessionalmeasuringtoolsandadjustmentmethodstoensurethattheappearanceandfunctionoftheautomobileafterassemblymeettherequirements.Qualitytesting:Aftertheassembly
22、iscompleted,itisnecessarytoperformqualitytestingontheentireautomobile.Thisincludesinspectionsofappearance,dimensions,functions,etc.,toensurethequalityandsafetyoftheautomobile.Screen5:PPT Appearsthesubtitle:Debugging Appearsthetext: Note:Functiontesting:Testvariousfunctionsoftheautomobile,includingst
23、arting,driving,braking,steering,etc.ThisrequirestheuseofprofessionaltestingequipmentandVoice5:PartIV.DebuggingDebuggingistheprocessofperformingfunctiontestingandperformanceoptimizationontheassembledautomobile.Duringthedebuggingprocess,thefollowingpointsneedtobenoted:Functiontesting:Testvariousfuncti
24、onsoftheautomobile,includingstarting,driving,braking,steering,instrumentstoensurethenormalandstablefunctionsoftheautomobile. Performanceoptimization:Optimizetheperformanceoftheautomobilebasedonthetestresults.Thisincludesadjustingengineperformance,optimizingsuspensionsystemsettings,improvingbrakingsy
25、stemperformance,etc. Issueinvestigationandhandling:Duringthedebuggingprocess,ifanyissuesorabnormalsituationsarediscovered,theyneedtobepromptlyinvestigatedandhandled.Thisrequirestheuseofprofessionaldiagnostictoolsandmethodstoensurethatissuesareresolvedinatimelymanner.etc.Thisrequirestheuseofprofessio
26、naltestingequipmentandinstrumentstoensurethenormalandstablefunctionsoftheautomobile.Performanceoptimization:Optimizetheperformanceoftheautomobilebasedonthetestresults.Thisincludesadjustingengineperformance,optimizingsuspensionsystemsettings,improvingbrakingsystemperformance,etc.Issueinvestigationand
27、handling:Duringthedebuggingprocess,ifanyissuesorabnormalsituationsarediscovered,theyneedtobepromptlyinvestigatedandhandled.Thisrequirestheuseofprofessionaldiagnostictoolsandmethodstoensurethatissuesareresolvedinatimelymanner.Insummary,thetechnologicalworkflowofautomobilemoldcoveringpartsisacomplexan
28、dmeticulousprocessthatrequiresthecollaborationandcooperationofdesigners,engineers,workers,andotherparties.Bycontinuouslyoptimizingandimprovingthisworkflow,thequalityandefficiencyofautomobilecoveringpartscanbeimproved,contributingtothedevelopmentoftheautomobilemanufacturingindustry.Screen6:PPTVoice6:
29、III.SummaryTeacheronscreenAttheideologicalandpoliticallevel,ithelpscultivatestudents,andpractitioners,attitudesofresponsibilityforworkandresponsibilityforsociety,sothattheycanadheretothebottomlineofqualityinanypositionandprovidesafeandreliableproductsandservicestosociety.Thequalityofautomobilemoldco
30、veringpartsisdirectlyrelatedtothesafety,aesthetics,anddurabilityofautomobiles.Practitionersbearmajorqualityresponsibilitiesthroughouttheentiretechnologicalworkflow.Fromstrictscreeningofrawmaterialprocurementtoreal-timemonitoringintheproductionprocess,andthentocomprehensivetestingoffinishedproducts,e
31、verystepmustbedonemeticulously.Ifqualitycontrolisnotinplace,resultingindefectsincoveringparts,itmaycauseserioussafetyaccidents.Thismakespractitionersdeeplyawareoftheimportanceoftheirownworkandenhancestheirsenseofresponsibility.Attheideologicalandpoliticallevel,ithelpscultivatestudents,andpractitione
32、rs,attitudesofresponsibilityforworkandresponsibilityforsociety,sothattheycanadheretothebottomlineofqualityinanypositionandprovidesafeandreliableproductsandservicestosociety.MicrolectureDesignScriptSchoolName:Correspondingmajor:Coursename:MicrolectureKeyDifficultiesandPointstoNoteintheTechnologyDesig
33、nTitle:ProcessofAutomobileMoldCoveringPartsProducer:MicrolectureDesignScriptTeachingsegmentsScreenVoiceover(210charactersperminute)I.CourseIntroductionScreen1:PPTTeacheronscreenAppearsthemaintitle:KeyDifficultiesandPointstoNoteintheTechnologyDesignProcessofAutomobileMoldCoveringPartsVoice1:Intheprec
34、isionmanufacturingsystemoftheautomotiveindustry,thetechnologydesignofautomobilemoldcoveringpartsisconsideredthecoresegment,anditsimportanceisself-evident.Itisliketheexternalsoul“ofautomobiles,notonlydeterminingtheappearancestylingthatautomobilesultimatelypresenttothepublicbutalsohavingaprofoundimpac
35、tontheoverallperformanceofautomobiles.Imagineasleek-lined,uniquelystyledautomobileshuttlingthroughthestreetsofthecity,instantlyattractingtheeyesofthecrowd.Andallofthisstemsfromtheexquisitedesignofautomobilemoldcoveringparts.Butthisdesignprocessisbynomeansasmoothpath,likeclimbingamountainpeak,fullofc
36、hallengesandunknowns.Frommeetingincreasinglystringentaestheticstandardstoadaptingtocomplexandeverchangingproductiontechniques;frombalancingthedelicaterelationshipbetweenmaterialperformanceandcosttomeetingthedifferentiatedrequirementsofdifferentvehiclemodels,eachsteprequiresprecisegraspbythedesigners
37、Next,let,sdelveintothekeydifficultiesandpointstonoteinthetechnologydesignprocessofautomobilemoldcoveringparts,illuminatingthewayforwardforexplorersinthefieldofautomobiledesign.H.ExplanationofCoreKnowledgePointsScreen2:PPT Appearsthetext: Designprinciplesandoverallplanning: Determinationofstampingdi
38、rection:Itdetermineswhethersatisfactorycoveringpartproductscanbedrawnanddirectlyaffectstheamountofprocesssupplementaryparts,theshapeoftheblankholdersurface,andthehardnessandservicelifeofthemold. Determinationofblankholdersurfaceshape:Toachievethispurpose,theblankholdersurfaceshouldbeformedwithacerta
39、ininclinationangletoreducethedrawingdepthwhileformingaflatblankholdersurfacetoachievethebestpressingeffect.Theblankholdersurfacemustnothavelocalbulges,dents,orsags.Voice2:Thefollowingaresomeaspectsthatrequirespecialattentioninthedesignprocess:I.DesignprinciplesandoverallplanningDeterminationofstampi
40、ngdirection:Itdetermineswhethersatisfactorycoveringpartproductscanbedrawnanddirectlyaffectstheamountofprocesssupplementaryparts,theshapeoftheblankholdersurface,andthehardnessandservicelifeofthemold.Determinationofblankholdersurfaceshape:Theblankholdersurfaceshapeistheprimaryconditionforensuringthatt
41、hematerialdoesnotruptureandformssmoothlyduringthedrawingprocess.Toachievethispurpose,theblankholdersurfaceshouldbeformedwithacertaininclinationangletoreducethedrawingdepthwhileformingaflatblankholdersurfacetoachievethebestpressingeffect.TheblankholderDeterminationofprocesssupplementarysurface:Thepro
42、cesssupplementarysurfaceisnotonlyaconditionforrealizingdrawingbutalsoanecessarysupplementforincreasingthedegreeofdeformationandimprovingthecomponentStiffiiess.Itwilldirectlyaffectthedrawingformingaswellasthesubsequenttrimming,shaping,hemming,andotherprocesses.surfacemustnothavelocalbulges,dents,orsa
43、gs.Determinationofprocesssupplementarysurface:Theprocesssupplementarysurfaceisnotonlyaconditionforrealizingdrawingbutalsoanecessarysupplementforincreasingthedegreeofdeformationandimprovingthecomponentstiffness.Itwilldirectlyaffectthedrawingformingaswellasthesubsequenttrimming,shaping,hemming,andothe
44、rprocesses.Screen3:PPT Appearsthetext: Specificpointsofattentioninmolddesign: Designofcornersandstraightlinesofdrawingparts:Setdrawingribsonstraightlinepartstobalancethefeedingspeed. Designofinnerandouterringsofthemold:Drawingribsshouldbesetonboththecornersandstraightlinepartsofshallowdrawingparts,b
45、utonlyonedrawingribcanbesetonthecornerparts,while13drawingribscanbesetonthestraightlineparts.Voice3:II.SpecificpointsofattentioninmolddesignDesignofcornersandstraightlinesofdrawingparts:Setdrawingribsonstraightlinepartstobalancethefeedingspeed.Designofinnerandouterringsofthemold:Drawingribsshouldbes
46、etonboththecornersandstraightlinepartsofshallowdrawingparts,butonlyonedrawingribcanbesetonthecornerparts,while13drawingribscanbesetonthestraightlineparts.Iftherearemultipledrawingribs,theyshouldbezz100seontheoutsideandtightontheinside,thatis,thedrawingribsontheouterringofthemoldshouldbelooser,whilet
47、hedrawingribsontheinnerringofthemoldshouldbe“tighter.Screen4:PPT Appearsthetext: Verificationandtestingofmolds: Moldconformityverification:Verifywhetherthemoldinstallationdimensions,moldhardness,positionsofdowelpinsandpositioningblocks,cavitydimensions,etc.meettheregulationrequirementsofthedesigndra
48、wings,andverifywhetherthemoldmeetstheassemblyadjustmentprocessconditionrequirementsstipulatedinthedesigndrawingsafterassembly. Moldapplicabilityverification:Performdynamicverificationofregulationprocessparametersandregulationmassproductioncapabilitiesaccordingtoregulationproducts.Voice4:III.VerificationandtestingofmoldsMoldconformityverification:Verifywhetherthemoldinstallationdimensions,moldhardness,positionsofdowelpinsandpositioningblocks,cavitydimensions,etc.meettheregulationrequire
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