《数控车铣加工 高级（英文）》课件-项目4：支撑座铣削编程与加工培训

CNCTurningandMilling(Advanced)TianjinLightIndustryVocationalandTechnicalCollegeCurriculumResourceConstructionProjectTableofContents1234Project3CrankTurningProgrammingandMachiningTraining65Project6CrankconnectingrodmillingprogrammingandmachiningtrainingProject5BasemillingprogrammingandmachiningtrainingProject1CheckvalveturningprogrammingandmachiningtrainingProject4SupportseatmillingprogrammingandprocessingtrainingProject2PumpbodyturningprogrammingandmachiningtrainingTask3ProgrammingexercisesProject4SupportseatmillingprogrammingandprocessingtrainingTask2ProcesspreparationTask1:LearnthekeyknowledgepointsTask1:Learnthekeyknowledgepoints2Basicoperations1Introductiontothebasicfunctionsofamanufacturingengineer3Introductiontothebasicconceptsofprocessingbymanufacturingengineers01IntroductiontothebasicfunctionsofamanufacturingengineerTask1:Learnthekeyknowledgepoints4.1IntroductiontothebasicfunctionsofmanufacturingengineersCAXAManufacturingEngineer2020isanewlydevelopedCAD/CAMintegratedsystembasedonCAXA3DSolidDesign2020.Intermsofmodeling,itadoptsaccuratefeaturesolidmodelingtechnology,andinheritsanddevelopsthewireframeandsurfacemodelingfunctionsofthepreviousversionofCAXAmanufacturingengineers;Intermsofmachining,itcoverstheCNCmillingfunctionfromtwoaxestofiveaxes,seamlesslyintegrating3DCADmodelswithCAMmachiningtechnology;Itsupportsadvancedandpracticaltrajectoryparameterizationandbatchprocessingfunctions,supportshigh-speedcutting,providesknowledgemachiningcapabilities,ageneral-purposepost-processor,andincludesanextensivelibraryofdesignelements.Task1:Learnthekeyknowledgepoints2Basicoperations1Introductiontothebasicfunctionsofamanufacturingengineer3Introductiontothebasicconceptsofprocessingbymanufacturingengineers02BasicoperationsTask1:Learnthekeyknowledgepoints4.2Introductiontobasicoperations4.2.1WorkInterfaceTask1:Learnthekeyknowledgepoints2Basicoperations1Introductiontothebasicfunctionsofamanufacturingengineer3Introductiontothebasicconceptsofprocessingbymanufacturingengineers03IntroductiontothebasicconceptsofprocessingbymanufacturingengineersSolidmodelingmainlyincludestensile,rotating,guiding,lofting,chamfering,filling,punching,ribbing,drafting,partingandothercharacteristicmodelingmethods.Youcanquicklygeneratea3Dsolidmodelfroma2Dsketchoutline.Avarietyoffunctionsareprovidedtobuilddatumplanes,anduserscanbuildvariousdatumplanesaccordingtoknownconditions.SurfacemodelingprovidesavarietyofNURBSsurfacemodelingmethods:complexsurfacescanbegeneratedinvariousformssuchasscanning,lofting,rotating,guiding,equidistant,boundary,andmesh;Andprovidesurfacelinecuttingandsurfacecutting,surfaceextension,surfacestitchingfunctionaccordingtotheaveragecutvectororselectedsurfacecuttingvector,splicingfunctionbetweenmultiplesurfaces,inaddition,provideapowerfulsurfacetransitionfunction,canrealizetwo-sided,three-sided,seriesofsurfacesandothersurfacetransitionmethods,butalsocanrealizeequalradiusorvariableradiustransition.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.1ModelingThesystemsupportsahybridmodelingmethodofsolidandcomplexsurfaces,whichcanbeappliedtocomplexpartdesignormolddesign.Itprovidesthefunctionsofsurfacecroppingsolids,thickeningsurfacesintosolids,andclosingsurfacestofillintosolids.Inaddition,thesystemallowsthesurfaceofasolidtobegeneratedintoasurfacefordirectreference.TheperfectcombinationofsurfaceandsolidmodelingmethodsisaprominentfeatureofmanufacturingengineersinCAD.Foreachoperationstep,thepromptareaofthesoftwarehasanoperationpromptfunction,whetheritisabeginneroranengineerwithrichCADexperience,youcanquicklygrasptheknow-howaccordingtothepromptsofthesoftwareanddesignthepartmodelyouwant.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.1ModelingAnewCNCmillingprogrammingmodulewithconvenientcodeeditingfunctionsiseasytolearnandisverysuitableformanualprogramming.Atthesametime,itsupportsautomaticcodeimportandhand-writtencode,includingthetrajectorysimulationofmacroprogramcode,whichcaneffectivelyverifythecorrectnessofthecode.Itsupportsthemutualpost-conversionofavarietyofsystemcodes,realizestheprogramsharingofprocessingprogramsondifferentCNCsystems,andalsohasthefunctionofcommunicationtransmission,andcanrealizethecodeexchangebetweentheCNCsystemandtheprogrammingsoftwarethroughtheRS232port.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.2ProgrammingAssistants1.Processingavarietyofrough,semi-fine,fineandsupplementaryprocessingmethods:1)Sevenroughingmethodsareavailable:planearearoughing(2D),arearoughing,contourroughing,scanningline,cycloidal,plungingmilling,guideline(2.5axis).2)Provide14kindsoffinishingmethods:planeprofile,contourguide,surfaceprofile,surfacearea,surfaceparameterline,contourline,projectionline,contourline,guide,scanline,limitline,shallowplane,three-dimensionaloffset,deepcavitysidewallandavarietyoffinishingfunctions.3)Provide3kindsofmake-upprocessing:contourmake-upprocessing,penrootcleaning,areamake-upprocessingandothermake-upprocessingfunctions.4)Provide2kindsofgroovemachining:curvetypegroovemillingandscanningtypegroovemilling.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.2ProgrammingAssistants5)Multi-axismachining:Four-axismachining:four-axiscurve,four-axisplanarsurfacemachiningFive-axismachining:five-axisisoparametricline,five-axissidemilling,five-axiscurve,five-axissurfacearea,five-axisG01drilling,five-axisorientation,four-axistrajectoryandotherprocessingofimpellerandbladeparts,inadditiontotheaboveprocessingmethods,thesystemalsoprovidesspecialimpellerroughingandimpellerfinishingfunctions,whichcanrealizetheoverallprocessingofimpellerandblade.6)Macromachining:Roundmachiningisprovided,andaccordingtothegivenplaneprofilecurve,thetrajectoryoftheroundedandthemachiningcodewithmacrosaregenerated.Takingfulladvantageofthemacroprogrammakestheroundingprogramextremelyeasyandflexible.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.2ProgrammingAssistants7)Thesystemsupportshigh-speedmachiningTheapproachandplungemodessuchasobliqueplungeandspiralplungecanbeset,thefillettransitioncanbesetatthecorner,andthecontourandcontourcanbetransitionedthroughthearcorS-shapemodetoformasmoothconnectionandgenerateasmoothtoolpath,whicheffectivelymeetstherequirementsofhigh-speedmachiningforthetoolpathform.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.2ProgrammingAssistantsClick[MachiningManagement]inthefeaturebarofthepart,right-clickintheblankspaceandselect[Machining]--[RoughMachining]--[ContourRoughing],click[MachiningParameter1]above,andsetthemachiningdirectionto[Climbmilling],Zcutischeckedas[LayerHeight],andthelayerheightvalueisenteredforeachlayercuttingheight.Inthe[XYCut]option,check[Leading],enter7fortheleadingvalue,andselect[RingCutting]for[CuttingMode],andenterthemachiningallowance,asshowninthefigure.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.3ContourmachiningContourroughingClickthe[CutinandOut]optionabove,checkthespiralmethod,andenterthespiralradiusas5andthepitchas0.3,asshowninthefigure.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.3ContourmachiningCutinandoutofthecutClickthe[ProcessingBoundary]optionaboveandchecktheoptionsontheboundary,asshowninthefigureontheright.Task1:Learnthekeyknowledgepoints4.3Introductiontothebasicconceptsofmanufacturingengineerprocessing4.3.3ContourmachiningProcessingboundaryThenclickonthecuttingamounttosetthereasonablemachiningparameters.Task2Processpreparation2Processdesign1Partdiagramanalysis01PartdiagramanalysisTask2Processpreparation4.4PartdiagramanalysisAccordingtotherequirementsoftheuseofthepart,C45steelcanbeselectedastheblankmaterialofthepart,andtheblankblankingsizeissetasasquarematerialof60x20x40mm.Asshowninthefigure,youcanusetheZ-axiswith60*40perpendiculardirection,processthecontour,andthenprocesstheaccuracydimensionof12byreverseclamping,andfinallyclamptheleftviewdirection,processthecavity,ensuretheaccuracyandsymmetry,reverseclampingwiththerightviewasthebenchmarktoprocessthecountersunkheadandthethroughhole,ensuresymmetry.4.4PartdiagramanalysisTheholeaccuracyofΦ15isrequiredtobehighduringmillingprocessing,soitshouldbecarriedoutinroughing→semi-finishing→finishingsequences;2×Φ5.5istheboltmountinghole,sotheaccuracyisnothigh,anditcanbeobtaineddirectlythroughdrilling.Notethatthispartisincontactwiththeoperator,soaftertheprocessisprocessed,theprocessingburrshouldberemovedtoensurethattheacuteangleisfullydulledtoensurethepersonalsafetyoftheuseprocess.Task2ProcesspreparationTask2Processpreparation2Processdesign1Partdiagramanalysis02Processdesign4.5ProcessdesignAccordingtotheanalysisofthepartdrawing,theprocessisdetermined.Task2ProcesspreparationMachiningprocesscardProductmodelXSBComponentserialnumberXSB-04Page1

ProductnameSuctionpumpThenameofthecomponentSupportseatTotal1pagesMaterialgradeC45Blankspecifications60*40*20Blankweight

quantity1TheoperationnumberThenameoftheoperationProcesscontentworkshopsectionProcessequipmentman-hour

Quasi-knotSinglepiece5PreparationTheblankispreparedwith60*40*20squarematerialsOutsourcingSawingmachine

10MillingTaketheblanksurface60*40astheroughbenchmark,andfinishtheuppersurface.MachiningcentersFlatnosepliers1151015MillingFinishingsidewalls,finishingroundcavities.MachiningcentersVise-versusverniercalipers

354.5ProcessdesignTask2Processpreparation20MillingTheuppersurfaceof60*40ispositionedastheZ-directiondatum,andthetwosidesof40*20areclamped,andthecardisloadedinreverseandtheplaneisfinished.MachiningcentersVise-versusverniercalipers

1525MillingWith60*20surfaceas

theZ-directionreference,the60*40planeisclamped,andthethroughholeandcountersunkheadareprocessed.MachiningcentersVise-versusverniercalipers

2530MillingZ-orientedpositioningwithtwosteps,andfinishing32*20grooves.MachiningcentersVise-versusverniercalipers

2035cleanCleantheworkpiece,sharpanglesareblunt.clamp

540InspectionInspectthedimensionsoftheworkpieceexamine

54.5ProcessdesignTask2ProcesspreparationStepsThecontentofthestepcuttingtoolSFapaeStepman-hours

mobileauxiliary1Workpiecemountin