機械德語-留德制造技術(shù)基礎(chǔ)

FoundationofMechanicalManufacturingTechnologyMasterbasicprinciplesofmetalcutting.Masterthe ysismethodsoftypicalmachinetooltransmissionroute.Havebasicabilityinmachiningrules,designingjigs,yzingandsolvingthemachiningtechniqueproblemsinmechanicalmanufacturingprocess.LayafoundationtoengageinthetechnologyandmanagementofthisFromtheviewofcommonproblemofmanufacturingtechnology,thiscoursegivesasystemicintroductionabouttheequipmentsandproceduresofcuttingmanufacturingtechnology.Themajorinclusionisasfollows:thefoundationofmachiningsystem,optimizationandcontrolofcuttingprocedure,function,performance,transmissionandmajorstructureofvariousmanufacturingtechnologyequipment,designofmanufacturingprocessroutine,qualityofproduct,andnewdevelopmentofmodernmanufacturingtechnologysuchasGT,NCmachining,CAM,CAPP(ComputerAidedProcessPlanning),CIMSandsoon.CAPPistheuseofcomputertechnologytoaidintheprocessplanningofapartorproduct,inmanufacturing.CAPPisthelinkbetweenCADandCAMinthatitprovidesfortheplanningoftheprocesstobeusedinproducingadesignedpart.Inthiscourse,themainpointisthemanufacturingNC：Numericalcontrolreferstotheautomationofmachinetoolsthatoperatedby lyprogrammedcommandsencodedonastoragemedium.InthemodernCNCsystem,end-to-endcomponentdesignishighlyautomatedusingCADandCAMprograms.Theprogramsproduceacomputerfilethatisinterpretedtoextractthecommandsneededtooperateaparticularmachine,andthenloadedintotheCNCmachinesforproduction.Sinceanyparticularcomponentmightrequiretheuseofanumberofdifferenttoolssuchasdrills,sawsandsoonmodernoftencombinemultipletoolsintosinglecell.Inothercases,anumberdifferentmachinesareusedwithanexternalcontrollerandhumanorroboticoperatorsthatmovethecomponentfrommachinetomachine.Ineithercasethecomplexseriesofstepsneededtoproduceanypartarehighlyautomated.Itisautomaticprogramming,anotherismanualThiscourseintroducessomemachinetoolsandcuttingtheory.Wemainlylearnbasictheoryofcutter,forexample,thecutter’sgeometricsize,whatisworkingcuttingedge.Themanufacturingtheoryintroducetheprocessingofparts,forexample,theoperation,weshouldfirstprocesswheretheyareeasilyprocessing.Ifwewanttoensureprecisionofthissize,weshouldmakethispositionasbenark.Cutting angleand arkand 工作進 加工面，工作workpieceperipheralspeed工件的圓周轉(zhuǎn)速workpiecerotationalfrequency工件的轉(zhuǎn)速worktablemainmovement工作臺主運動directionofmainmovement主運動方向directionoffeed進給方feedmovement進給運 cuttingdepth切削深rakeface前刀面noseoftool刀尖jig夾rakeangle前 clearanceangle后角spindle主 ark基機械制造基礎(chǔ)實驗（同金工實習(xí)Wecontactedmanymachinesusedformaterialprocessing,suchlathe[le?e]/turningmachine,millingmachine(銑床),planer(刨床drillpress(鉆床),grinder(磨床),andalsoknowsomeoftheadvancedequipment,suchasprocessingcenter.Processingcentercanprocessamaterialwithdifferentprocessingmethods.Processingcenterhaveatoolmagazine,whenprocessing,itcanselectadifferenttoolasweneed.Processingcenterisahighlyefficientmachine.Itcancompleteacomplicatedobjectwithmanydifferentprocessing.在這門課程，我們對一些機械零件進行了分析和測試,例如我們了齒輪加工的模擬齒輪加工方法有兩種基本加工類型:成形法和展成法常用的齒輪加工方法有:銑齒,滾齒,插齒Inthisexperimentwemainlygettoknowsomemechanicalpartsandyzethem.Forinstance,gearmachiningmethodhastwobasictypes:formingmethodandgeneratingmethodCommonlyusedingearcuttingmethodsare:milling（銑）and（滾齒Gearsaremostcommonlyproducedviahobbing,buttheyarealsoshaped,broached,andcast.Plasticgearscanalsobeinjectionmolded;forprototypes,3Dprintinginasuitablematerialcanbeu