機(jī)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(jìn) 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(tái)主運(yùn)動(dòng)directionofmainmovement主運(yùn)動(dòng)方向directionoffeed進(jìn)給方feedmovement進(jìn)給運(yùn) cuttingdepth切削深rakeface前刀面noseoftool刀尖jig夾rakeangle前 clearanceangle后角spindle主 ark基機(jī)械制造基礎(chǔ)實(shí)驗(yàn)（同金工實(shí)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(duì)一些機(jī)械零件進(jìn)行了分析和測(cè)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