自動(dòng)化生產(chǎn)線安裝與調(diào)試-雙語(yǔ)版智慧樹(shù)知到期末考試答案章節(jié)答案2024年北京電子科技職業(yè)學(xué)院

自動(dòng)化生產(chǎn)線安裝與調(diào)試-雙語(yǔ)版智慧樹(shù)知到期末考試答案+章節(jié)答案2024年北京電子科技職業(yè)學(xué)院UsingsinglebuttontostartandstopcansavePLCinputpointsandbuttons,andalsosimplifythelayoutofoperationpanel,andthePLCprogramtorealizeitisnotcomplicated(suchasusingrelaytorealizethiscircuitismorecomplex).Therefore,thisisaverycommonmethodofstartstopcontrolinengineering.（）

答案:對(duì)Theactionsequenceofthemanipulatortograsporputdowntheworkpieceindifferentstagesisthesame___________willsimplifytheprogramming.（）

答案:SubroutinecallThePLCintheprocessingunitisconnectedto________________inputdevice____________________outputdevice.（）

答案:10,6IntheembeddedversionofMCGS,eachapplicationsystemcanonlyhaveonemaincontrolwindowandonedevicewindow,butitcanhavemultipleuserwindowsandmultiplerunningstrategies.Therecanalsobemultipledataobjectsinthereal-timedatabase.MCGSembeddedversionusesthemaincontrolwindow,devicewindowanduserwindowtoformahuman-computerinteractivegraphicalinterfaceoftheapplicationsystem,configuresandconfiguresvarioustypesandfunctionsofobjectsorcomponents,andcanalsovisualizereal-timedata.（）

答案:對(duì)Thebeltdriveofsortingunitbelongstofrictiontypebeltdrive,whichhasthecharacteristicsofbufferingandvibrationabsorption,stabletransmission,lownoise,overloadandsliding,simplestructure,convenientmanufacturing,installationandmaintenance,lowcost,andlargedistancebetweentwoshafts.Itissuitableforlong-distanceoccasionswithoutensuringaccuratetransmissionratio,andiswidelyusedinmodernmechanicaltransmission.（）

答案:對(duì)PLCofFXH2Userieshavebuilt-in21pointhigh-speedcounteRC235-C255,whichareall32-bitcounters.Comparedwiththeordinarycounter,thehigh-speedcounterisusedtocounttheexternalpulsewhosefrequencyishigherthantheinternalscanningfrequency.Duetothehighfrequencyofthecountingsignal,FX3Uuseshardwarecountingorinterruptmodetocount,whichisindependentofthescanningcycle.H2Uiscountedininterruptmode.（）

答案:對(duì)Theoriginproximityswitchisaninductiveproximitysensor.Itsinstallationpositionprovidestheorigininformationoflinearmotion.Boththeleftandrightlimitswitchesaremicroswitcheswithcontacts,whichareusedtoprovideprotectionsignalsincaseofovertravelfault:whentheslidingslidepassestheleftorrightlimitpositioninmotion,thelimitswitchwillact,thussendingtheovertravelfaultsignaltothesystem.（）

答案:對(duì)TheservosystemofPanasonicminas-a5orminas-a6seriesselectedbyYL-335Bequipmenthaspositioncontrol,speedcontrol,torquecontrolandothercontrolmodes.YL-335Bonlyusespositioncontrolmode,whichisthemostbasicandcommonlyusedcontrolmodeaccordingtothepositioncommand(pulsetrain)inputfromtheuppercontroller(PLC).（）

答案:對(duì)Parameterinitializationoperationbelongstoauxiliaryfunctionmode.Pressthe"mode"keytoselecttheauxiliaryfunctionmode,appearstheselectiondisplay"AF_ACL",andthenpresstheupkeytoselecttheauxiliaryfunction.When"af-ini"appears,press"set"keytoconfirm,thatistoentertheparameterinitializationfunction,andtheexecutiondisplay"ini-".Continuetopresstheupkey(about5seconds),when"StArt"appears,theparameterinitializationstarts,andwhen"finish"appearsagain,initializationends.（）

答案:對(duì)TakingYL-335BautomaticassemblylineofYalongCompanyastheteachingcarrier,studentsandenterpriseemployeesaretrainedtomasterthemechanicalinstallationandadjustment,circuitdesignandconnection,equipmentparameterfieldsetting,human-machineinterfaceconfiguration,controlprogramminganddebugging,andequipmenttroubleshootingabilityfromsimpletocomplex,fromsinglestationtothewholeline.（）

答案:對(duì)ThePLCoftheconveyingunitadoptstransistoroutput.Whenwiring,payattentiontothepowerpolarityoftheoutputcommonterminal.ForPLCofFX(H2U)series,theoutputcommonterminalisconnectedwiththenegativepoleofthepowersupply;forPLCofS7-200series,theoutputcommonterminalisconnectedwiththepositivepoleofthepowersupply.（）

答案:對(duì)Bothsubprocessesarestepsequenceprograms.TheirinitialstepsshouldbesetwhenPLCispoweredon(M8002ON,orSM0.1ON).Theindependenceofthetwosubprocessesisreflectedinthateachsubprocesswilltransfertothenextstepandstartthestepprocessofthesequenceafteritsstartingconditionsaresatisfied;aftertheprocessisfinished,itisnotnecessarytowaitfortheendoftheothersubprocesstoreturntotheinitialstep;ifthestartconditionsarestillmet,thenextworkcyclewillstart.（）

答案:對(duì)Inordertogiveanalarmwhenthesiloisshortofmaterial,twodiffusereflectancephotoelectricsensors(E3Z-LS63)areinstalledatthebottomandbaseoftheplastictuberespectively,andlongitudinalgroovesaremilledontheplasticcylinderofthesilo,sothattheinfraredspotofthephotoelectricsensorcanreliablyirradiatethedetectedmaterials.（）

答案:對(duì)Theconnectionofrotaryencoderusedinsortingunitisasfollows:①thewhiteoutgoinglineisphasealine,greenoutgoinglineisphaseBline.②Thepositivepowerlead(red)oftheencodermustbeconnectedtothe+24Vregulatedpowersupplyterminalofthedevicesideconnectionport,whichisnotbeconnectedtothepowerterminalVccwithinternalresistance.（）

答案:對(duì)Thetwosubprocessesconstitutethewholeworkingprocessoftheassemblyunit.Ifthestopcommandisissuedduringtheoperationofthesystem,thesystemcanstoponlyafterthetwosubprocessesreturntotheirinitialsteps.Therefore,theinitialstepofeachsubprocessmustcontaintheinformationofstopinstruction,sothatthesubprocessthatfirstreturnstotheinitialstepcannotmeetthesteptransitionconditionandstopsattheinitialstep.（）

答案:對(duì)Theservodriverhasvariousparameterstosetitscharacteristicsandfunctions.Theparameterscanbedividedintosevencategories:Class0(basicsetting);category1(gainadjustment);class2(vibrationsuppressionfunction);class3(speed,torquecontrol,fullclosedloopcontrol);class4(I/Fmonitorsetting);class5(extendedsetting);class6(specialsetting).ThemethodofsettingparametersistosettheparametersonthespecialdebuggingsoftwareafterconnectingwithPCandonthefrontpanelofthedriver.TheservoparametersofYL-335Barenotsetmuch,onlyonthefrontpanel.（）

答案:對(duì)Theoperationstrategyitselfisaframeworkprovidedbythesystem,inwhichthe"policyline"composedofpolicyconditioncomponentsandpolicycomponentsisplaced.Throughthedefinitionoftheoperationstrategy,thesystemcanoperatetasksaccordingtothesetsequenceandconditions,whi41.Trueorfalse(2scoes):MCGSembeddedscriptprogramprovidesaconvenientwayforprogrammingvariousspecificprocesscontrolprogramsandoperationprocessingprograms.Byusingscriptlanguage,theflexibilityofthewholesystemcanbeenhanced,andtheproblemsthataredifficulttobesolvedbytheconventionalconfigurationmethodcanbesolved.（）

答案:對(duì)Inautomaticproductionline,proximityswitchisusuallyconnectedwithPLCinputassignalinputelement.Beforewiring,thesignaloutputandthepositiveandnegativeoutgoinglinesofthepowersupplyshouldbeidentifiedfirst,whichcanbedistinguishedbycolorsaccordingtotherelevantinternationalstandards:BrownisthepositivepoleoftheDCcircuit,blueisthenegativepole,andblackisthesignaloutputline.（）

答案:對(duì)PanasonicMINASA5seriesACservomotorsanddriversareextremelysimpletosetandadjust;thematchingmotoradopts20bitincrementalencoder,whichhashighstabilityonlowrigidmachinesandcanoperateonhigh-speedandhigh-precisionmachines,soitiswidelyusedinvariousmachines.（）

答案:對(duì)Sincetheworkingcurrentofencoderusedinsortingunitreaches110mA,attentionshouldbepaidtothepositivepowerlead(red)ofencodermustbeconnectedto+24Vregulatedpowersupplyterminalatthedevicesideconnectionport,andshouldnotbeconnectedtothepowerterminalVCCwithinternalresistance.Otherwise,thevoltagedropofworkingcurrentontheinternalresistanceistoolarge,sothattheencodercannotworknormally.（）

答案:對(duì)Theprogrammablelogiccontroller(PLC)iswidelyusedinmodernautomaticproductionequipmentwithitshighanti-interferenceability,highreliability,highperformancepriceratioandsimpleprogramming.Itplaysthethebraintheproduction--roleoflinecontroller.（）

答案:對(duì)IntheE3Z-LS63photoelectricswitch(madebyOmron,Japan)usedinthefeedingunit,thereisastabledisplaylamp(greenLED)inthestatusindicatorlamp,whichisusedtoselfdiagnosethemarginofenvironmentalchanges(temperature,voltage,dust,etc.)aftersetting.Ifthemarginissufficient,thedisplaylightwillbeon.Onthecontrary,ifthedisplaylightgoesout,itmeansthatthesiteenvironmentisnotsuitable,andthefaultshouldbeeliminatedfromtheenvironmentalaspects,suchashightemperature,lowvoltage,insufficientlight,etc.（）

答案:對(duì)Beforeprogramming,atestprogramshouldbewrittenandruntotestthepulsenumberofeachspecificpositionontheconveyorbelt(includingthecenterpositionofeachpushercylinderandtheexitpositionofthedetectionarea)toobtainthecoordinatevalueofeachspecificpointtothefeedinletcenterpointasthereferenceorigin.Whenthecontrolprogramisfurthercompiled,thecoordinatevaluedataobtainedfromthetestisstoredastheknowndatafortheprogramtocall.（）

答案:對(duì)Thevalvewhichusestheelectromagneticcoiltoelectrify,thestaticironcoreproduceselectromagneticattractiontothemovingironcoretomakethevalveswitch,soastochangethedirectionofairflow,iscalledtheelectromagneticcontroldirectionalvalve,referredtoasthesolenoidvalve.Thiskindofvalveiseasytorealizeelectricandpneumaticjointcontrolandcanrealizeremoteoperation,soitiswidelyused.Accordingtothecontrolnumber,theelectromagneticdirectionalvalvehastwotypes:singleelectriccontrolanddoubleelectriccontrol.（）

答案:對(duì)ThemainfunctionofYL-335Bconveyingunitistocontrolthegrabmanipulatortocompletetheworktransmission.Thekeytoachieveaccuratetransmissionistoaccuratelydeterminethepositioncoordinatesofthematerialtableintheworkunitsofassembly,processingandsorting.（）

答案:對(duì)ThewritingorforcedoutputofsoftcomponentstatusmayleadtothechangeofPLCcontrol.Safetymustbeconfirmedbeforeimplementation.Takingthistrainingactivityasanexample,itisrequiredtocleartheworkpieceinthefeedingunitsilobeforethetest,otherwise,whenthelowerpushingcylinderisforcedtoextend,thepistonrodwillbestuckbytheworkpieceafteritisextended.（）

答案:對(duì)Fromtheworkingprocessofsortingunit,theprogrammingofhigh-speedcounteronlyrequiresthatitcanreceivethepulsesignalofrotaryencoderforcounting,providethedisplacementinformationofworkpieceontheconveyorbelt,andresetthehigh-speedcounterused.Themorecomplexfunctionsofhigh-speedcounter,suchasinterruptprocessingwhenpresetvalueisreached,arenotneeded.（）

答案:對(duì)Theairfilter,pressurereducingvalveandoilatomizerareoftencombinedIntheindustrialpneumaticsystem.Thecomponentsareconnectedbymodularcombinationtoformapneumatictripleunit,whichisusedastheairsourcetreatmentdevice.（）

答案:對(duì)PLCmustsearchtheoriginposition,soastoestablishthecoordinatesystemofmotioncontrolbeforepositioningcontrol.Thepositioningcontrolstartsfromtheorigin,recordsthecurrentpositionofthecontrolobject,anddrivesthecontrolobjecttomoveaccordingtotherequirementsofthetargetposition.（）

答案:對(duì)Inpositioningcontrol,thetargetpositioncanbespecifiedintwoways:oneistospecifythedisplacementfromthecurrentpositiontothetargetposition;theotheristospecifythetargetpositiondirectly.Forthecoordinatevalueoftheorigin,PLCautomaticallycalculatesthedisplacementofthetargetpositionaccordingtothecurrentpositioninformationtorealizethepositioningcontrol.Theformerisrelativedrivingmode,andthelatterisabsolutedrivingmode.（）

答案:對(duì)IfYL-335Bequipmentisinoperation,itmayleadtoequipmentdamageaccident,sotheparameterpr5.04issetto2.Atthistime,theservomotorstopsimmediately.Onlywhentheovertravelsignalisresetandthedriverispoweredonagainafterpowerfailure,thealarmcanbereset.（）

答案:對(duì)Threedifferenttypesofgraphicobjectscanbeplacedintheuserwindow:primitives,symbols,andanimationcomponents.Byplacingdifferentgraphicobjectsintheuserwindow,userscanconstructvariouscomplexgraphicalinterfacesandrealizethe"visualization"ofdataandprocessindifferentways.（）

答案:對(duì)Thepneumatictechnologyisanengineeringtechnologythatusescompressedairaspowersourcetotransmitenergyorsignal.Itisoneoftheimportantmeanstorealizevariousproductioncontrolandautomaticcontrol.（）

答案:對(duì)TheFX3UandH2UseriesPLCbasicunitswithtransistoroutputhavebuilt-inpositioning（）

答案:對(duì)Theworkingprocessofinstallationanddebuggingoffeedingunitisasfollows:installationofmechanicalparts→connectionandadjustmentofgaspath→circuitwiring→sensordebuggingandcircuitchecking→programminganddebuggingofPLC.（）

答案:對(duì)Themainfunctionoftheconveyingstationistotransfertheworkpiece.Themaincontrolprocessintheon-linemodeisverysimilartothatinthesinglestationmode,anditisalsoasinglesequencestepsequencecontrolprocess.Themaindifferencebetweenthemisthatinthemaincontrolprocessofon-linemode,themasterstationandeachslavestationcontinuouslyexchangeinformation,andaconsiderablepartoftheworksteptransfersignalinthestepworkingprocesscomesfromthestatesignaltransmittedbytheslavestation.（）

答案:對(duì)Thedifferencebetweendoubleelectriccontrolsolenoidvalveandsingleelectriccontrolsolenoidvalveisthatforsingleelectriccontrolsolenoidvalve,whenthereisnoelectriccontrolsignal,thevalvecorewillberesetundertheactionofspringforce,whilefordoubleelectriccontrolsolenoidvalve,whenthereisnoelectriccontrolsignalatbothends,thepositionofvalvecoredependsontheactionresultofthepreviouselectriccontrolsignal.（）

答案:對(duì)Thephotoelectricproximityswitchismainlycomposedoflighttransmitterandlightreceiver.Ifthelightemittedbythelightemitterismaskedorreflectedduetodifferentobjectsdetected,theamountoflightreachingthelightreceiverwillchange.Thesensingelementoftheopticalreceiverwilldetectthischangeandconvertitintoanelectricalsignaloutput.（）

答案:對(duì)Frequencyconverterisakindofdevicewhichtransformsthefixedfrequency(usuallyfrequencyfrequencyof50Hz)alternatingcurrent(three-phaseorsingle-phase)intothree-phaseACpowersupplywithcontinuouslyadjustablefrequency(mostly0-400Hz).（）

答案:對(duì)Thetwoelectriccontrolsignalsofthedoubleelectriccontrolsolenoidvalvecannotbe"1"atthesametime,thatis,thetwocoilsarenotallowedtobepoweredonatthesametimeinthecontrolprocess,otherwise,thesolenoidcoilmaybeburnedout,ofcourse,inthiscase,thepositionofthevalvecoreisalsouncertain.（）

答案:對(duì)_____________istheoriginregressioncommand.（）

答案:DZRNintheparametersettingofMitsubishifrequencyconverterwithmodelFR-740,theparameterPr.79issetas__________.（）

答案:OperationmodetheE3Z-LS63photoelectricswitch(madebyOmron,Japan)usedinthefeedingunitisshowninthefigure.Ifyouwantthesensortohaveasignalaftertheworkpieceisdetected,theactionswitchinthephotoelectricswitchshouldbesetto___________pattern.（）

答案:LThesensorisakindofsensorydevicesuchashumaneyes,ears,noseandsoon__________Thedevicecansensethespecifiedmeasurementandconvertitintoelectricalsignaloutputaccordingtocertainrules.（）

答案:Detection_____________isakindofnon-contactpositiondetectionswitch,whichhastheadvantagesofnowearanddamagetothedetectionobject.Itisoftenusedtodetecttheexistenceofmagneticfieldormagneticmaterial.（）

答案:MagneticswitchThePLCmodelusedintheassemblyunitis.（）

答案:FX3U-48MRparameterstobesetforservosysteminyl-335bequipment__________Theparametersettingistheelectronicgearratio.（）

答案:Pr0.08Themainteachingcontentofthecourseisdividedintopreparationsection,specialsection,singlestationsectionand_______.（）

答案:Comprehensivesectionthecontroller(PLC)selectedfortheconveyingunitisMitsubishicompany_______.（）

答案:FX3U-48MT_____________isavariablespeedpulseoutputcommand.（）

答案:PLSVThepneumaticfinger(airclaw)isusedtograspandclamptheworkpiece.Airclawusuallyhasslidingguidetype,fulcrumopenclosetypeandrotarydrivetype,_______________pneumaticfingersisusedinthemachiningunit.（）

答案:SlidingguidetypeTheinductiveproximityswitchisused_____________Manufacturedsensors.（）

答案:EddycurrenteffectintheterminaldistributiondiagramofMitsubishiInverterwithmodelFR-740,theSTRterminalrepresents________.（）

答案:ReversecontrolterminalAccordingtotheprofessionalspecificationrequirementsofgasconnection,theincorrectdescriptionis______________（）

答案:Thefirstbindingtapeis80mm+/-5mmawayfromtheconnectionoftheairpipeconnectorofthesolenoidvalvegroup.theminimumresolutionangleofthesensorisdeterminedbythenumberoffringesonthegratingdiskofthephotoelectricencoder,thatis,theresolutionangleα=360°gfringenumber.Forexample,ifthenumberoffringesis500lines,thentheresolutionangleα=。（）

答案:0.72TheservosysteminYL-335Bequipmentworks__________inthesystem.（）

答案:PositioncontrolmodeIntheparametersettingofMitsubishifrequencyconverterwithmodelfr-740,theparameterpr.2issetas______________.（）

答案:LowerlimitfrequencyWhenYL-335Bworkstationsarerunningonline,theprocessofeachstationisbasicallyfixed,whichisnotdifferentfromtheprocesscontrolprogramofsinglestationprogram.Inordertomodifyandcompiletheon-lineoperationprogrambasedonthesinglestationprogram,itisimportanttoconsiderthenetworkconfiguration,theinformationexchangeinthenetwork,andtheinformationexchangebetweenthemasterstationandtheman-machineinterface.（）

答案:對(duì)Theprocessingmethodofkitsorting,isasequentiallogicalgorithm.Itskeyishowtoreflectthecurrentstatusofeachstation,andhowtousethesestatestoanalyzetheflowdirectioncombinedwiththeattributesofthepartstobesorted.Thecountermethodgiveninthesampleprogramofthisprojectisamorecommonlyusedkitsortingprocessingmethod.（）

答案:對(duì)Theprocesscontrolprocessoffeedingstationisthesameforsinglestationandonlinemode.Thedifferenceofonlinemodeisthataftertheworkstationenterstherunningstate,itmustwaitforthemasterstationtosendtherequestforfeedingsignalandthedischargetablehasnomaterialbeforepushing.（）

答案:對(duì)Whentheautomaticproductionlineisrunningonline,theworkstationmustfirstperformnetworkconfiguration,checktheoperationofthenetworkateachscanningcycle,continuouslyreadandwritethenetworkandexchangeinformationwiththehuman-computerinterface.

答案:對(duì)Itisoneofthemethodstoimplementtheengineeringtaskthattheman-machineinterfaceconfigurationiscarriedoutfirst,thenthePLCprogrammingdataisplannedandtheprogramisfurthercompiled.Itsadvantageisthattheman-machineinterfacehaspassedthesimulationtest,andthedataobjectofthereal-timedatabaseprovidesacertainbasisfortheplanningofPLCnetworkvariablesandintermediatevariables,whichmakestheplanningmoreintuitiveandoperable.（）

答案:對(duì)N:NnetworkisbasedonRS485transmissionstandard.TheremustbeonePLCasmasterstationandotherPLCsasslavestation.Thetotalnumberofstationsinthenetworkshouldnotexceed8.Thecommunicationprotocolofthenetworkisfixed:halfduplexcommunicationisadopted,andthebaudrate(bps)isfixedat38400bps;thedatalengthof7bits,evencheck,stopb98.Trueorfalse(2scores):Besidesprogrammingport,PLCofFXserieshasnobuilt-incommunicationport,soitisnecessarytoinsertRS-485communicationinterfaceboardintotheinterfaceofspecialfunctionexpansioncardtoexpanditscommunicationfunction.TheinterfaceboardmodelPLCofFX3UseriesisFX3U-485-BDwiththemaximumextensiondistanceof50m.（）

答案:對(duì)TheconfigurationofN:NcommunicationnetworkofFXorH2UsystemismainlyrealizedbysettingnetworkparametersbyprogrammingforPLCofeachstation.Theprogrammingisverysimple.Instep0oftheprogram,M8038canbeusedtowritethecorrespondingparameterstothespecialdataregistersD8176-D8180ofthemasterstation,andthestationnumberoftheslavestationregisterD8176.However,itmustbeensuredthatthisprogramiswrittenfromstep0astheN:Nnetworkparametersettingprogramandendswhenanyinstructionordevicethatisnotpartoftheaboveprogramisexecuted.Thisprogramsegmentdoesnotneedtobeexecuted.Itbecomeseffectiveautomaticallywhenitisprogrammedintothisposition.（）

答案:對(duì)Thecommunicationboardisequippedwithterminalresistanceswitch.Fornon-terminalstationsinthenetwork,theswitchshouldbesettotheOPENposition;Forterminalstationsinthenetwork,theswitchshouldbesetto330Ωor110Ω.

答案:對(duì)IfthePLCofeachstationonthenetworkhascompletedthesettingofnetworkparameters,afterthenetworkconnectioniscompleted,theworkingpowersupplyofeachPLCisturnedon.ItcanbeseenthattheSDledandRDLEDindicatorlightsonthecommunicationboardofeachstationareon/offalternately,indicatingthatthen:nnetworkhasbeensuccessfullyestablished.（）

答案:對(duì)ThePLCoftheconveyingunitusestransistoroutput,andoutputsthepowerpolarityofthecommonterminalduringwiring.

答案:對(duì)Thesystemstartandstopcontrolprocessincludespoweroninitialization,abnormalstatedetection,systemstatusdisplay,systemreadinesscheckandsystemstart/stopoperation.（）

答案:對(duì)Theservosystemhasagoodtrackingabilitytothegivenpositionsignal,soitcanstillaccuratelyreachthetargetpositionwhenitrunsagainaftersuspension.（）

答案:對(duì)ThePLCofsortingunitisthecontroller(PLC)producedbyMitsubishicompany,anditsmodelis_________.（）

答案:FX3U-32MRThecountinput,externalresetandsetinputsignalsofthehigh-speedcountercomefrom8inputpoints,suchasX000-X007.Eachhigh-speedcounterhasitscorrespondingX-port.Thatis,afterthehigh-speedcounterCxxxisspecified,thecorrespondingX-inputisdesignated,andthedesignatedX-inputcannotbeusedbyotherhigh-speedcounters.（）

答案:對(duì)youonlyneedtoselect(enable)itwiththethroughcontactm8000tostartthehigh-speedcounterC251.OnceC251isenabled,enter________and___________isspecifiedasitscountinput.（）

答案:X000,X001Thefunctionoftheassemblyunitistocompletetheassemblyprocessofinsertingtheblackorwhitesmallcylindricalcorepartsintheunitbinintotheworkpiecetobeassembledplacedintheassemblyhopper.（）

答案:對(duì)ThePLCmodelusedintheassemblyunitis________.（）

答案:FX3U-48MRThemaincontrolprocessofassemblyunitincludestwoindependentsubprocesses,ofwhichoneiscuttingprocess,andtheotherisassemblyprocess.Theblankingprocessrealizestheprocessthatthesmallcylindricalcoreisdischargedfromthesilotothematerialtrayoftherotarytable,andthentherotarytablerotatestotransferthecoreparttothelowerpartoftheassemblymanipulatorgripper;theassemblyprocessrealizestheprocessofgraspingthecoreunderthegripperoftheassemblymanipulatorandsendingittotheassemblytabletocompletetheprocessofinsertingthecoreintotheworkpiecetobeassembled.（）

答案:對(duì)__________diffusereflectionphotoelectricsensorswereusedinthetransferunit(E3Z-LS63type).（）

答案:4Accordingtotheprofessionaltechnicalspecificationsfortheinstallationandcommissioningprojectoftheautomaticproductionline,thefirstbindingbandis60mm+/-5mmawayfromtheconnectionoftheairpipejointofthesolenoidvalvegroup,andthebindingofthefirstbindingbandinthefollowingpicturemeetstherequirements.（）

答案:對(duì)themodelofPLCusedintheprocessingunitis________.（）

答案:FX3U-32MRTheassemblyprocessofthemachiningunitincludestheassemblyofthemachiningmechanismcomponentsandtheassemblyoftheslidingmachiningtablecomponents.

答案:對(duì)theinitialpositionofthetelescopiccylinderontheprocessingtableoftheprocessingunitis_____________,theinitialpositionofthepneumaticfingeris___________andtheinitialpositionofthestampingcylinderis.（）

答案:Extendedposition,extendedposition,retractedpositionThedistancesettingphotoelectricswitchismainlybasedontrigonometricdistancemeasurementandhastwodetectionmodes:BGSandFGS.BGSmodeisusedtodetecttheowingandshortageofmaterials.Inthismode,thematerialsbetweenthesensorandthesetdistancecanbedetected,andthebackgroundmaterialsbeyondthesetdistancecannotbedetected,soastorealizethepurposeofdetectingtheworkpieceinthetransparentplasticpipe.（）

答案:對(duì)Accordingtotheprocessspecificationrequirementsofelectricalwiring,theincorrectdescriptionis______________（）

答案:Theconnectingwireshallhavethelabelinaccordancewiththerequirements;eachterminalshallbeconnectedwithnomorethan3wires;themetalmaterialofthewireshallnotbeexposed,andthemetalpartofthecoldpressedterminalshallnotbeexposed.Thefunctionoftheworkpiecepushingdeviceistopushtheworkpieceatthebottomofthesiloontothedischargetable.Workingprincipleofthedevice:whentheworkpieceneedstobepushedouttothematerialtable,thepistonrodoftheejectorcylinderispushedouttopressthelowerworkpiece;thenthepistonrodofthepushingcylinderispushedouttopushthelowestworkpieceontothematerialtable.Afterthepushercylinderreturnstoitsposition,theejectorcylinderreturnstoreleasethenextlowerworkpiece.I