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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,aswellastimelydiscoveringandhandlingabnormalsituationsduringtheprocessingprocess.Screen4:PPT
