《数字化协同制造综合实训》课件-任务2-型腔加工练习（英文）

AseriesoftextbooksformechanicalinnovationplanninginhighervocationaleducationTask2CavitymachiningexercisesTaskcontentCavitymachiningexercisesMissionObjectives1Beabletopreliminarilycheckthedimensionsandrequirementsofthedrawing.2Beabletoreasonablyformulateprocessingtechnologyandmakeprocesscards.3Programmingcanbedoneindependently.MissionpreparationPreparationofMaterials:Apieceof60mm×60mm×30mmaluminum.EquipmentPreparation:FANUCVDL-600AVerticalCNCMillingMachine.ToolPreparation:φ10mmendmill,hydraulicvise.GagePreparation:Verniercalipers,edgefinders.AuxiliaryTools:Horns,visewrenches,copperrods.TaskstepsPerformamachiningexerciseontheinstancesinthetable.01Formulateaprocessingplanandfillitintheform.02Writeamachiningprogramandfillitintheform.03FillintheCNCmillingmachineprocessingprocesscard,seethetable.04Operatethemachineandcompletethemachiningoperation.05Constituencies

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serialnumberAssessmentitemsDistributionGradingCriteriaMeasuredrecordsscore1Useitintheknifemode1010pointsforcorrectuse,and5pointsformistakes

2Programming2020pointsareawardedforcorrectprogramming,and1pointisdeductedforeacherror

3Toolselection1010pointsareawardedformeetingallrequirements,and10pointswillbedeductedformistakes

4Knifepairing1515pointswillbeawardedformeetingallrequirements,and5pointswillbedeductedformistakes

5Allowance1515pointswillbeawardedformeetingallrequirements,and1pointwillbedeductedformistakes

6Surfaceroughness1010pointswillbeawardedformeetingallrequirements,and1pointwillbedeductedformistakes

7Completiontime(90min)1010pointswillbeawardedwithinthespecifiedtime,and1pointwillbedeductedforexceeding1min

8Safeandcivilizedproduction1010pointsareawardedformeetingtherequirements,andnopointsareawardedforproblems

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SummaryofStudentTasks:Teacher'sComments:ChineseDream-GreatCountryCraftsman-WanJianlingWanJianlingisageologistHeiscurrentlythedirectoroftheGeologicalSurveyInstituteoftheEighthGeologicalBrigadeofXinjiangGeologyandMiningBureauandaseniorengineerofgeologyandmineralresources."Theoxygencontentisonlyabout1/3oftheplainorsealevel,andthemostafraidisacold,ifthetreatmentisnottimely,itwillsooncausepulmonaryedema,andevencerebraledema,andthepersonwillbegoneintwoorthreehours."WanJianlingintroduced.Theplacewhereheworksallyearroundcanbedescribedinafewwords:GaoYuanColdLowpressureNooneGeologicalexplorationneedstoendureloneliness,WanJianlinghasbeenworkingfor16years,andhehasundertakenanumberofkeyprospectingprojectstoachievesignificantresults.TheHuoyunlead-zincminediscoveredandparticipatedintheevaluationoftheHuoyunlead-zincminediscoveredbyhimatanaltitudeof5,600metersabovesealevelintheWestKunlunareaisthefirstinChina,thesecondinAsia,andtheseventhintheworldsofar.Asthefirstdiscoverer,WanJianlingalsodiscoveredandevaluatedanumberoflead-zincdepositssuchasSachakou(large),Changpingling(medium-sized),andBaotashan(small).ChineseDream-GreatCountryCraftsman-WanJianlingWhatit'sliketodogeologicalexplorationathighaltitudesFromentrytomasteryWanJianlingworksatanaltitudeofmorethan5,450meters,andthereisnopermanentpopulationinsuchaplace,buttherearegrasslands,mountains,Tibetanantelopes,wilddonkeys,andsomesmallanimalsuniquetotheplateau.”Forthelackofoxygenandcold,WanJianlingandhiscolleaguesarementallyprepared,butlowpressureisafeelingtheyhaveneverexperiencedorexpected."Instantnoodleswillexplodeontheirown,andatnight,Iheartheinstantnoodlebagsexplodingonebyone."AccordingtoWanJianling,athighaltitudes,theairpressurewillbeloweratnight,andtheairpressureofthefiveinternalorganswillbehigh,anditwillexpandoutward,andtherewillbeafeelingofswellinginsidethebody,whichwillcauseheadachesanddiscomfort.Throughyearsofhardwork,WanJianlinghasbeenamongthebestinmanytechnicalcompetitionsorganizedbytheunit.ChineseDream-GreatCountryCraftsman-WanJianlingWanJianlingfirstcametoworkinXinjiangin2004,andspentaboutfourmonthsinthemountainsforthefirsttimeinthewilderness.”WanJianlingrecalledhisexperienceatthattime:therewasnoelectricity,electricityhadtorelyongenerators,sometimescandleswerelit,mobilephoneshadnosignal,andtheycouldnotmakecalls,sotheycouldonlymakesatellitecalls,andtheycouldnotgetinfromoutside,sotheycouldonlycallout.Initially,WanJianlingstudiedenvironmentalengineering,withalargeprofessionalspan,buthehadacharacterofnotadmittingdefeatinhisbones,andhewasdeterminedtostudygeologywellanddoagoodjob.ChineseDream-GreatCountryCraftsman-WanJianlingOnemoremonth,10moreyears."Infact,geologicalexplorationisaspecialtestofpeople,youhavetohaveperseverance,youhavetomoveforwardpersistently,astheoldsayinggoes,'don'tgoallthewaytotheblack',buttodogeology,itispreciselythisspiritthatisneeded."Forexample,in2011,becauseofonemoremonth,WanJianlingandhisteamdiscoveredthelargestburntcloudlead-zincmineinChina,andhisgeologicalteamworkedinthatplaceforanother10years.Atthattime,itwasalreadyOctober,atanaltitudeofmorethan5,400meters,thetemperaturewasalreadyverylow,andWanJianling'steamhadbeenworkinginthefieldformorethan4months,andeveryonehadnotreturnedhome.It'sadifficultchoicewhethertofinishthejobandgoback,ortocontinuethejob.Theplacewheretheoperationislocatedinano-man'sland,andcoldweathermeansmorerisks,whichisachallengetoeveryone'sphysiologyandpsychology."Justgobacklikethat,Ialwaysfeelalittleunwilling."Afterseveraldiscussions,everyonepersistedfornearlyamonth,andfinallymadeabreakthrough,andWanJianling'steamdiscoveredthelargestlead-zincmineinChina.ChineseDream-GreatCountryCraftsman-WanJianlingWanJianlingsaidItisnecessarytoscientificallyanalyzeandjudge,narrowthescopelittlebylittle,trystepbystep,andscreenonebyone,"justlikethepolicesolvingacase,butoursuspectsaremorewidelydistributed."”Inthefu