2023TianjinVocationalEducation

InternationalizationCurriculumStandardDevelopmentProjectAchievements

Majorname:CNCTechnology

CourseName:CNCTurningandMillingProcessing(Elementary)

College:TianjinLightIndustryVocationalTechnicalCollege

ProjectLeader:ZhaoHui

Tuesday,October29,2024

I.BasicCourseInformation

CourseName:CNCTurningandMillingProcessing(Elementary)

CourseNature:Professional(Skills)Course

Credits:4credits

SuggestedClassHours:64classhours

ApplicableMajors:CNCTechnology,MoldDesignandManufacturing,MachineryDesignandManufacturing,MachineryManufacturingandAutomation(IntelligentManufacturing),IntelligentManufacturingEquipmentTechnology.

II.CourseNatureandTasks

(I)CourseNature

CNCprocessingtechnologyiscurrentlywidelyappliedintheprocessingandmanufacturingindustryglobally.TherapiddevelopmentoftheCNCprocessingindustryhasalsoputforwardhigherrequirementsforCNCprogrammingandoperationtechnologypersonnel.

CNCTurningandMillingProcessing(Elementary)isaprofessional(skills)coursefortheCNCTechnologymajorandanelectivecourseforothermajorsinthemajorgroup.Tocarryoutthecoursestudy,studentsshouldhaveknowledgereservesindrawingrecognition,tolerancefit,andotheraspects.TheprerequisitecoursesincludeMachineryDrawing,ToleranceFitandMeasurementTechnology,MachineryDesignBasics,MachineryManufacturingBasics,etc.Thefollow-upcoursesincludeEngineeringInnovationTraining,CAD/CAMTraining,CNCProcessingTechniqueTraining.

ThecoursenatureofCNCTurningandMillingProcessing(Elementary)ismainlyreflectedintheaspectsofspecialtytechnology,practicaloperation,careerorientation,skillcultivation,standardizationandcertification,safetyandstandardization,andcontinuousdevelopment.LearnersneedtomastercertainbasicknowledgeofmachineryprocessingandtheworkingprinciplesofCNCmachinetools.Itemphasizesthecombinationoftheoryandpractice.Studentsnotonlyneedtolearntheoreticalknowledgebutalsoneedtomasterskillsthroughpracticaloperations.StudentsneedtobefamiliarwithandoperateCNClathesandmillingmachines,completingtheentireprocessfromcomponentdesigntoprocessing.Itfocusesoncultivatingstudents'practicaloperationskillsandproblem-solvingabilities.Itemphasizessafetystandardoperatingprocedurestoensurethatstudentscanoperateunderthepremiseofcomplyingwithsafetystandards.

CNCTurningandMillingProcessing(Elementary)isaprofessionalskillscoursethatfocusesonpracticaloperationandtechnologyapplication,aimingtocultivatestudents'practicaloperationabilityandprofessionalquality,enablingthemtobecompetentforrelevantworkinthemanufacturingindustry.

1.Specialty

Technologyspecialty:ThiscourseisapartoftheMachineryManufacturingandAutomationmajor,focusingoncultivatingstudentstomasterthebasicoperationskillsandprogrammingcapabilitiesofCNCmachinetools.

Applicationspecialty:Thecoursecontentiscloselyintegratedwithactualproductionrequirements,emphasizingthecombinationoftheoryandpractice,enablingstudentstodirectlyapplythelearnedknowledgetoindustrialproduction.

2.PracticalOperation

Operationskills:Thecourseemphasizesthecultivationofstudents'hands-onabilities.Throughalargeamountofactualoperationtraining,studentscanproficientlymastertheoperationmethodsofCNClathesandmillingmachines.

Techniquepractice:Studentswillparticipateintheactualtechniquedesignandprocessingprocess,completingtheentireworkflowoperationfromcomponentdesigntoprocessing.

3.CareerOrientation

Employmentorientation:Thecoursecontentdesigniscloselyalignedwithenterpriserequirements,enablingstudentstoquicklyadapttoemploymentpositionsaftergraduationandbecompetentforjobssuchasCNCprogrammingengineers,processingtechnicians,andmachinetooloperators.

Vocationalskills:Thecoursefocusesoncultivatingstudents'practicaloperationabilityandproblem-solvingability,enablingstudentstopossessthebasicskillstoworkinthemanufacturingindustry.

4.SkillCultivation

Technologyskills:Throughcoursestudy,studentscanmasterthebasicskillsofCNCprogramming,includingtheapplicationofGcodesandMcodes,aswellasprogramming.

Comprehensiveskills:Inadditiontotechnologyskills,italsocultivatesstudents'abilitiesintechniquedesign,qualitytesting,equipmentmaintenance,andotheraspects.

5.StandardizationandCertification

Industrystandards:Thecoursecontentcomplieswiththestandardsofrelevantdomesticandforeignindustries,suchasISOstandards,enablingstudentstounderstandandoperateaccordingtothestandards.

Vocationalcertification:Aftercompletingthecoursestudy,studentshavetheopportunitytotakerelevantindustrycertificationexamsandobtaincorrespondingqualificationcertificates,suchasCNCprogrammersandCNCoperationtechnicians.

6.SafetyandStandardization

CampusSafetyEducation:Thecourseemphasizessafetystandardoperatingprocedurestoensurethatstudentscomplywithsafetystandardsduringthepracticaltrainingprocessandpreventaccidentsfromoccurring.

Operationstandards:Studentsneedtostrictlyfollowstandardoperatingproceduresforpracticaltrainingandcultivategoodprofessionalhabits.

7.ContinuousDevelopment

Lifelonglearning:Thecourseencouragesstudentstodevelopthehabitofcontinuouslearning,adapttotherapiddevelopmentoftechnology,andconstantlyimprovetheirowntechnologylevel.

Careerdevelopment:Throughcoursestudy,studentscanlayasolidfoundationforfuturecareerdevelopmentandpossesstheabilitytocontinuouslylearnandimprovethemselves.

8.InternationalPerspective

Technologyfrontier:ThecoursecontentincludesthelatestCNCtechnologyandtechniques,enablingstudentstounderstandthedevelopmenttrendsofCNCtechnologyinternationally.

Cultureintegration:Thecourseintroducesprofessionaltermsandindustrystandardsfromdifferentculturalbackgrounds,cultivatingstudents'abilitytocommunicateacrosscultures.

9.ComprehensiveAbilityCultivation

Teamcollaboration:Thecoursecompletespracticaltrainingprojectsthroughteamcollaboration,cultivatingstudents'teamworkability.

Problem-solving:Thecoursefocusesoncultivatingstudents'innovationawarenessandproblem-solvingability,encouragingstudentstotrydifferentmethodsandtechnologiesinpracticaltraining.

10.ProfessionalQuality

Professionalethics:Thecourseemphasizesprofessionalethicseducation,cultivatingstudents'spiritofintegrityanddedication.

Environmentalprotectionawareness:Thecourseemphasizesenvironmentalprotectionawareness,enablingstudentstotakemeasurestoreduceenergyconsumptionandprotecttheenvironmentintheirwork.

(II)Coursetasks

Thecourserevolvesaroundthecultivationrequirementsof"beingabletoproficientlymastertheoperationofCNCmachinetools,performcomponentprocessingprogramming,etc."inthetalentcultivationplanoftheCNCTechnologymajor,aligningwithjobpositionssuchasCNCprogrammingengineers,processingtechnicians,andmachinetooloperators.Itabsorbsnewstandardsandnewtechnologiesoftheequipmentmanufacturingindustry.BasedontheEPIPteachingmode,withCNCprocessingequipmentasthecarrier,combinedwiththecurrentdevelopmentofCNCturningandmillingtechnology,guidedbyactualengineeringprojects,andorientedtowardspracticalapplication,whilefocusingonbasictheoreticaleducation,itemphasizespracticalskillstrainingtocultivatehigh-levelskilledtalentswithaninternationalperspective,excellentscientificinquiryability,andproblem-solvingability.

III.ProfessionalCoreLiteracyandCourseObjectives

(I)ProfessionalCoreLiteracy

ProfessionalThinking

(1)Abilitytocorrectlyanalyzethetechniquesoftypicalcomponentssuchaspinshafts,handles,groovedwheels,andthreadedholes,selectsuitablemachinetools,clamps,cuttingtools,tools,andgauges,determinereasonablecuttingdosages,andformulatecorrectCNCprocessingtechniqueroutes;

(2)PossesstheprogrammingandmachinetooloperationabilitiesforrelativelysimplecomponentsonCNClathesandCNCmillingmachines;

(3)Abilitytoindependentlysolvegeneralissuesthatariseduringtheprocessingprocess;

(4)UnderstandthedevelopmenttrendsoftheCNCtechnologymajorintheregionandglobally,andbefamiliarwiththedifferencesinprofessionaltermsindifferentlanguageandculturalbackgrounds.

(5)UnderstandtheconstituentpartsoftheCNCturningandmillingprocessingsystemandthemutualfunctionsbetweentheparts,understandtheconceptofleanproduction,seekmethodstoreducewasteandimproveefficiency,andinthefaceoftherapiddevelopmentofnewtechnologiesandtechniques,beabletoquicklyadaptandmasternewknowledge.

InnovationAbility

Throughtheteachingofthiscourse,itaimstohelpstudentsbecomefamiliarwiththedevelopmentandrequirementsoftheequipmentmanufacturingindustryandCNCtechnology,formarelativelyclearcareerplan,masterknowledgeandskillsrelatedtoCNCprocessing,beproficientinusingtheprogrammingandoperationmethodsofmainstreamCNCsystemssuchasFANUC,GSK,andKND,beabletoimprovetechnology,optimizeprocessingprocedures,eliminatecommonfaultsintheprocessingprocess,andcontinuouslyenhancetheirownlogic,rigor,andscientificnatureinpractice;familiarizewiththeinternationalanddomesticlaws,standards,andpracticessetbydifferentcountriesinthismajor;beabletoreadprofessionalbooksandarticleswrittenbyforeignscholars.

LearningAbility

Throughtheteachingofthiscourse,itaimstohelpstudentsrecognizetheimportanceoflearning,haveastrongwillingnesstolearnandcontinuouslearningability,haveanopenattitudetowardslearning,havegoodlearninghabits,beabletoshareandupdateknowledgeinatimelymanner,andbeabletoformulateeffectivelearningplansandadoptefficientmethodstoquicklylearntherequirednewknowledgeaccordingtotaskrequirements,makingcontinuouslearninganormindailylife.Possessanopenlearningattitudeandactivelyfacenewopportunitiesandideas,beabletotolerateuncertainandunfamiliarthings.Respectandappreciateindividualandculturaldifferences,beempathetic,andbewillingtoviewissuesfromdifferentperspectives.Haveaprofoundunderstandingandprideinthelocalculture.Studentscannotonlyacquirethenecessarytheoreticalknowledgeandoperationskillsbutalsolearnhowtolearneffectively,whichiscrucialfortheirfuturecareerdevelopment.Possessinggoodlearningabilityhelpsstudentsmakecontinuousprogressandachievesuccessintheircareers.

SocialResponsibility

AsCNCprocessingspecialtytechnologypersonnel,inadditiontopossessingtechnicalcapabilitiesandprofessionalknowledge,theyshouldalsoassumecorrespondingsocialresponsibilities,includingprofessionalethics,safety,environmentalprotection,etc.Throughtheteachingofthiscourse,itaimstohelpstudentsformintegrity,trustworthiness,andasenseoftheoverallsituation,andbeabletoactivelyserveenterprisedevelopment.HaveastrongsafetyawarenessandbeabletoperformdailymaintenanceonCNCmachinetoolstoensurethenormaloperationofequipment.Simultaneously,haveastrongenvironmentalprotectionawarenessandbeabletoactivelytakemeasurestoreduceequipmentenergyloss,reasonablyhandlewaste,andavoidpollutiontotheenvironment.Throughcultivation,studentscannotonlymasterthenecessaryskillsbutalsoestablishthecorrectprofessionalattitudeandsenseofsocialresponsibility,whichisveryimportantfortheirfuturecareerandpersonalgrowth.Professionalpersonnelwithastrongsenseofsocialresponsibilitycannotonlybringpositiveimpacttosocietybutalsogainmorerespectandtrustintheircareers.

5.InternationalCommunication

Throughtheteachingofthiscourse,itaimstohelpstudentsformastrongsenseofethnicandculturalidentityandrespectfordiverseculturalvalues,havearelativelybroadinternationalperspectiveandstronglanguagecommunicationability,advocateprofessionalism,havestrongexecutionability,haverelativelystrongteamcollaborationability,beabletocollaboratewithpeoplefromdifferentculturalbackgrounds,differentdisciplinarybackgrounds,anddifferentinterestrelationships,andbeabletoflexiblyswitchroles.Possesstheabilitytounderstandtheworldprofessionallyandcommunicateeffectively,beabletouseforeignlanguagestoeffectivelycommunicatewithpeoplefromcorrespondingcountries;possesstheabilitytocopewithunfamiliarenvironmentsandsuddenchallenges.

(II)CourseObjectives

Takingtheprofessionalcoreliteracyasthebasicrequirementofthiscourse,throughrichteachingcontentanddiversifiedteachingforms,helpstudentscontinuouslyenhancetheirlearningabilityandinternationalcommunicationability,enablestudentstouseCNCmachinetoolsandCNCmachinetoolprogrammingmanuals,etc.,accordingtocomponentdrawings,machineryprocessingtechniquedocuments,andprocessingtaskrequirements,performCNCturningprogrammingandprocessingforsteppedshaftcomponentswithcharacteristicssuchasexternalthreadsandexternalgrooves,andperformCNCmillingprogrammingandprocessingforplanesolidcomponentswithcharacteristicssuchasprotrusions,internalgrooves,andfixedholes,tomeettheprocessingaccuracyandotherrequirementsofdrawingrequirements;beabletoperformdailymaintenanceonCNCmachinetools;possesstheabilityofCNCmachinetoolintelligenttestingandmanagement,continuouslyimprovetheprofessionalqualityofbeingseriousandresponsible,strivingforexcellence,andconstantlyinnovating,formcomprehensiveabilitiesthatmeettherequirementsoftheposition,andlayasolidfoundationforsubsequentcourselearningandengaginginprogramming,processing,andotherworkintheequipmentmanufacturingindustry.

IV.CourseStructure

(I)CourseStructure

BasicModules

Thebasicmodulesarecompulsorycontent,mainlyorientedtowardsjobpositionssuchasCNCprogrammingengineersandequipmentoperators.Usingthe5typicalcomponentsofatypicalcam-drivenintermittentmotioninstitutionascarriersandfivetypicalprojectsasthemainline,itfocusesonintroducingtheprofessionalknowledgeandoperationskillsrequiredfortheturningprogrammingandprocessingofpinshafts,handles,anddriveshafts,themillingprogrammingandprocessingofdrivingwheelsandgroovedwheels,andthethreadedholeprogrammingandprocessingofdriveshaftsanddrivenshafts.Thesebasicmoduleswillprovidetraineeswiththeknowledgeandskillsneededtoenterhigher-leveltraining.Throughthestudyofthesemodules,traineeswillbeabletounderstandthebasicprinciplesofCNCmachinetools,masterrelevantknowledgeofmaterialselectionandprocessingpreparation,andpossesspreliminarydesignandprogrammingcapabilities.

ExpansionModules

Theexpansionmodulesareelectivecontent,mainlyorientedtowardsjobpositionssuchasequipmentmaintenanceandworkshopmanagement.Thecontentisinterspersedin6typicalworktasks,enablingstudentstoperformdailymaintenanceonCNCmachinetoolsandpossesstheabilityofCNCmachinetoolintelligenttestingandmanagement.Theexpansionmodulesnotonlydeepenstudents'understandingofCNCturningandmillingprocessingbutalsoimprovetheirpracticaloperationability.Throughthestudyofthesemodules,studentswillbeabletobettercopewithvariouschallengesinactualworkandpossesstheabilitytosolvecomplexissues.

(II)ClassHourArrangement

Thebasicmodulesarecompulsorycontent,aimingtoprovidestudentswithbasictheoreticalknowledgeandoperationskillsofCNCturningandmillingprocessing.Theexpansionmodulesareelectivecontent,aimingtofurtherenhancestudents'comprehensiveabilities,especiallyknowledgeinaspectssuchasequipmentmaintenanceandworkshopmanagement.

Table1TeachingModuleandTeachingProjectSuggestedClassHourAllocationTable

Module

TeachingProject

SuggestedClassHours

BasicModules

Project1PinShaftTurningProgrammingandProcessingTraining

14

Project2HandleTurningProgrammingandProcessingTraining

14

Project3DriveShaftTurningProgrammingandProcessingTraining

12

Project4DrivingWheelMillingProgrammingandProcessingTraining

12

Project5GroovedWheelMillingProgrammingandProcessingTraining

12

ExpansionModules

Project6DriveShaftandDrivenShaftThreadedHoleProgrammingandProcessingTraining

8

PerformDailyMaintenanceonCNCMachineTools

6

V.CourseContent

Project1PinShaftTurningProgrammingandProcessingTraining

CNClathesareefficientautomaticprocessingtools.Throughreasonableprogrammingandcorrectoperation,high-accuracycomponentprocessingcanbeachieved.UnderstandingandmasteringthebasicconceptsofCNClathes,cuttingtoolselection,clampusage,gaugereading,andprogramminginstructionsarecrucialfortheefficientuseofCNClathes.

Throughthestudyandimplementationofthisproject,studentsareledtopersonallyexperiencetheexcellentperformanceofCNClathes,deeplyunderstanditssystemarchitectureandcoretechnologiesthroughactualoperation,andlayasolidfoundationforsubsequentin-depthlearning;itaimstoenablestudentstomasterthefunctionalcharacteristicsofCNClathesandtheirkeyfunctionsinthemodernmanufacturingindustrythroughintuitiveexperienceandcomprehensivecognition,andembarkontheexplorationjourneyofintelligentmanufacturingtechnology.

BypersonallyoperatingCNCmachinetoolsandexperiencingthebasicoperationworkflowsuchasstarting,procedureloading,workpiececlamping,cuttingtoolselectionandreplacement,andprocessingparametersetting,themaincontentofthisprojectisasshowninTable2:

Table2PinShaftTurningProgrammingandProcessingTrainingMainContent

tasks

Name

Learningcontent

Task1

LearnKeyKnowledgePoints

(1)CNClathedefinition:mainlyusedforcuttingprocessingofinternalandexternalcylindricalsurfaces,internalandexternalconicalsurfaces,complexrotaryinternalandexternalsurfaces,cylindricalandconicalthreads,etc.ofshaft-typecomponentsordisc-typecomponents;

(2)CNCmachinetoolworkingprinciple:automaticallyprocesscomponentsaccordingtotheprogrammedprocessingprocedure;

(3)CNClathecomposition:CNCdevice,bed,spindlebox,toolpostfeedsystem,tailstock,hydraulicsystem,coolingsystem,lubricationsystem,chipconveyor,etc.;

(4)CNClathetypes:verticalCNClathes(suitableforlargerdisc-typecomponents)andhorizontalCNClathes(suitableforshaft-typecomponentswithlongeraxialdimensionsorsmalldisc-typecomponents);

(5)CK6150eCNClathecharacteristics:flat-bedstructure,two-pointsupportatfrontandrearends,three-gearsteplessspeedregulation,precisionballscrewdrive,manualthree-jawself-centeringchuck,andfour-positionCNCtoolpost;

(6)CK6150eCNClathemainparameters:maximumturningdiameter,spindlerotationalspeedrange,spindlemotorpower,X/Z-axisstroke,etc.;

(7)Turningprocessingcharacteristics:haverelativelyhighworkpiecerotationalspeedandlargecuttingdepth(highefficiency),cancompleteprocessingtaskssuchasinternalandexternalcylindricalsurfaces,endfaces,conicalsurfaces,grooves,andthreads(wideprocessingscope),economicprocessingaccuracyisgenerallyIT9-IT7,andprecisionturningaccuracycanreachIT5;

(8)Cuttingtoolclassification:high-speedsteelcuttingtools,carbidecuttingtools,diamondcuttingtools,etc.;

(9)Turningtooltypes:solidturningtools,weldingturningtools,clampedturningtools,indexableturningtools;

(10)Cuttingtoolselection:basedonprocessingtype,cuttingtooltype,toolholderdimensions,andinsertselection;

(11)Clampdefinition:usedtofixtheprocessingobjectandmakeitoccupythecorrectposition;

(12)Chucks:manualthree-jawself-centeringchucks,four-jawchucks,hydraulicchucks,pneumaticchucks,etc.;

(13)Gaugeclassification:standardinstruments,general-purposeinstruments,special-purposeinstruments;

(14)Verniercaliper:usedtomeasurelength,internalandexternaldiameters,depth,etc.;

(15)Micrometer:usedtomeasurecomponentexternaldiametersandlengthswithhighaccuracy;

(16)Procedureformat:procedureheader,procedurebody,proceduretail;

(17)Preparatoryfunctioninstructions:G00(rapidpointpositioning),G01(linearinterpolation),G71(longitudinalroughprocessingcycle),G70(finishprocessingcycle),etc.;

(18)AuxiliaryfunctioninstructionsM:M03(spindleforwardrotation),M05(spindlestop),M08(coolanton),etc.;

(19)CuttingtoolfunctionT:callcuttingtoolandcuttingtoolcompensation;

(20)SpindlefunctionS:specifyspindlerotationalspeed.

Task2

TechnicalPreparation

(1)Performcomponentdrawinganalysisontheexamplepinshaftcomponent;

(2)Conducttechnicaldesignbasedonthecomponentdrawinganalysis,includingtechnicaldocuments,technicalprocesscards,turningprocessingprocesscards,etc.;

(3)Writeprocessingproceduresaccordingtotheprocessprocessingtechniques.

Task3

On-machineTraining

(1)Masterthepointstonoteformachinetoolstartup;

(2)FamiliarizewiththefunctionsandoperationmethodsofvariousbuttonsontheCNClatheoperationpanel;

(3)Manuallyreturneachaxistothereferencepoint;

(4)Beforeprocessing,preparealltherequiredcuttingtools;

(5)Wheninstallingcuttingtools,usethecorrecttoolsandinstallationmethodstoavoiddamagingthecuttingtools,toolholders,orcausingpersonnelinjury;

(6)Settheworkpieceorigin,Z-axisoriginsetting,X-axisoriginsetting;

(7)Entertheprocedureonthemachinetoolsystempanel;

(8)UsethegraphicverificationfunctionoftheFANUC-0i-MFsystemtoverifytheprocedure;

(9)Afterverifyingnoissuesinthegraphicverificationprocess,proceedwiththecomponentprocessing;

(10)Aftercompletingthecomponentprocessing,carefullycleantheworkpieceandperformrelevanttesting.

Project2HandleTurningProgrammingandProcessingTraining

Throughthestudyandimplementationofthisproject,studentsunderstandtheprocessingcharacteristicsofcurvedcontours,understandthemeaningofvariousparametersofthecontourturningroughprocessingcycleinstructions;beabletoindependentlydeterminetheprocessingtechniquerouteandcorrectlyfillintechnicaldocuments,beabletocorrectlyoperateCNClathesandadjustprocessingparametersaccordingtotheprocessingsituation,beabletoreasonablyselectmeasuringtoolsaccordingtothecomponentstructurecharacteristicsandaccuracy,andcorrectlyandstandardlymeasuretherelevantdimensions;cultivatestudents'scientificspiritandattitude.ThemaincontentofthisprojectisasshowninTable3:

Table3HandleTurningProgrammingandProcessingTrainingMainContent

tasks

Name

Learningcontent

Task1

LearnKeyKnowledgePoints

(1)Circularinterpolationinstructions:G02(clockwisecircularinterpolation)andG03(counterclockwisecircularinterpolation);

(2)Chamferingtransitioninstructions:chamferingtransition,cornerroundingtransition;

(3)Toolnoseradiuscompensationinstructions,leftcompensationG41,rightcompensationG42,cancelcompensationG40;

(4)ContourturningroughprocessingcycleinstructionG73,instructionformat,function,instructionexplanation,instructionaction.

Task2

TechnicalPreparation

(1)Performcomponentdrawinganalysisontheexamplehandlecomponent;

(2)Conducttechnicaldesignbasedonthecomponentdrawinganalysis,includingtechnicaldocuments,technicalprocesscards,turningprocessingprocesscards,etc.;

(3)Writeprocessingproceduresaccordingtotheprocessprocessingtechniques.

Task3

On-machineTraining

(1)Determineequipmentandtools;

(2)Pre-startupinspection,mechanicalparts:spindleparts,feedparts,toolpost,three-jawchuck,electricalapplianceparts:mainpowersupply,coolingfan,CNCsystem:electricalappliancecomponents,controlparts,driveparts,auxiliaryparts:coolingsystem,compressedair,lubricationsystem;

(3)Preparetherequiredcuttingtoolsaccordingtothetaskrequirementsandinstallthemcorrectly;

(4)Settheworkpieceoriginaccordingtothetechnicalrequirements;

(5)EntertheCNCprocessingprocedureandperformverification;

(6)Componentprocessing,safetyoperation,processingprocessmonitoring;

(7)Aftercompletingthecomponentprocessing,carefullycleantheworkpieceandperformrelevanttesting.

Project3DriveShaftTurningProgrammingandProcessingTraining

Throughthestudyandimplementationofthisproject,studentsunderstandtheprocessingcharacteristicsofthreadedshafts,understandthemeaningofvariousparametersofthreadprocessingcycleinstructions,enablestudentstoindependentlydeterminetheprocessingtechniqueroute,beabletocorrectlyoperateCNClathesandadjustprocessingparametersaccordingtotheprocessingsituation,enablestudentstoreasonablyselectmeasuringtoolsaccordingtothecomponentstructurecharacteristicsandaccuracy,andcorrectlyandstandardlymeasuretherelevantdimensions;cultivatestudents'engineeringawareness,cultivatestudents'teamcollaborationability.ThemaincontentofthisprojectisasshowninTable4:

Table4DriveShaftTurningProgrammingandProcessingTrainingMainContent

tasks

Name

Learningcontent

Task1

LearnKeyKnowledgePoints

(1)Threadclassification;

(2)Representationmethodofmetricthreads;

(3)Calculationofrelevantdimensionsforthreadturning;

(4)Externalthreadsaremainlytestedusingthreadringgauges,internalthreadsaretestedusingthreadpluggauges;

(5)ProcessingcycleinstructionG92,instructionformat,function,instructionexplanation,instructionaction.

Task2

TechnicalPreparation

(1)Performcomponentdrawinganalysisontheexampledriveshaftcomponent;

(2)Conducttechnicaldesignbasedonthecomponentdrawinganalysis,includingtechnicaldocuments,technicalprocesscards,turningprocessingprocesscards,etc.;

(3)Writeprocessingproceduresaccordingtotheprocessprocessingtechniques.

Task3

On