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机械外文翻译--数控技术和装备发展趋势及对策.doc

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机械外文翻译--数控技术和装备发展趋势及对策.doc

1NumericalcontroltechnologyandequipingdevelopmenttrendandcountermeasureEquipengineeringlevel,levelofdeterminingthewholenationaleconomyofthemodernizeddegreeandmodernizeddegreeofindustry,numericalcontroltechnologyisitdevelopnewdevelopingnewhightechindustryandmostadvancedindustrytoequipsuchasinformationtechnologyandhisindustry,biotechnologyandhisindustry,aviation,spaceflight,etc.nationaldefenseindustryindustrylasttechnologyandgettingmorebasicmostequipment.Marxhaseversaidthedifferencesofdifferenteconomictimes,donotlieinwhatisproduced,andlieinhowtoproduce,producewithsomemeansoflabor.Manufacturingtechnologyandequipingthemostbasicmeansofproductionthatarethatthemankindproducedtheactivity,andnumericalcontroltechnologyisnowadaysadvancedmanufacturingtechnologyandequipsthemostcentraltechnology.Nowadaysthemanufacturingindustryallaroundtheworldadoptsnumericalcontroltechnologyextensively,inordertoimprovemanufacturingcapacityandlevel,improvetheadaptivecapacityandcompetitivepowertothechangeablemarketofthetrends.Inadditioneveryindustriallydevelopedcountryintheworldalsoclassifiesthetechnologyandnumericalcontrolequipmentofnumericalcontrolasthestrategicmaterialsofthecountry.1DevelopmenttrendofanumericalcontroltechnologyTheapplicationofnumericalcontroltechnologyhasnotonlybroughttherevolutionarychangetomanufacturingindustryofthetradition,makethemanufacturingindustrybecometheindustrializedsymbol,andwiththeconstantdevelopmentofnumericalcontroltechnologyandenlargementoftheapplication,thedevelopmentofsomeimportanttradesIT,automobile,lightindustry,medicaltreatment,etc.tothenationaleconomyandthepeopleslivelihoodofhisplaysamoreandmoreimportantrole,becausethedigitizationthatthesetradesneededtoequiphasalreadybeenthemaintrendofmoderndevelopment.Numericalcontroltechnologyintheworldatpresentandequipingthedevelopmenttrendtosee,thereisthefollowingfourrespectinitsmainresearchfocus.1.1Ahighspeed,highfinishmachiningtechnologyandnewtrendequippedTheefficiency,qualityaresubjavanufacturingtechnology.Highspeed,highfinishmachiningtechnologycanraisetheefficiencygreatly,improvethequalityandgradeoftheproducts,shortenproductioncycleandimprovethemarketcompetitivepower.Japancarriesthetechnologicalresearchassociationfirsttoclassifyitasoneofthe52greatmodernmanufacturingtechnologiesforthis,learnCIRPtoconfirmitasthecentreinthe21stcenturyandstudyoneofthedirectionsininternationalproductionengineering.Inthefieldofcarindustry,produceonesecondwhenbeatsuchasproductionof300,000/vehicleperyear,andmanyvarietyprocessitiscarthatequipkeyproblemthatmustbesolvedoneofInthefieldsofaviationandaerospaceindustry,sparepartsofitsprocessingaremostlythethinwallandthinmuscle,rigidityisverybad,thematerialisaluminiumoraluminiumalloy,onlyinasituationthatcutthespeedandcutstrengthverysmallhigh,couldprocessthesemuscles,walls.Adoptlargescalewholealuminiumalloymethodthatblankpayemptymakethewingrecently,suchlargescalepartsasthefuselage,etc.cometosubstitutealotofpartstoassemblethroughnumerousrivet,screwandotherconnectionway,maketheintensity,rigidityanddependabilityofthecomponentimproved.Allthese,toprocessingandequipingthedemandwhichhasproposedhighspeed,highpreciseandhighflexibility.1.2Becomethemaintrendofsystematicdevelopmentofcontemporarynumericalcontrolintelligently,openly,networkedlilyThenumericalcontrolequipmentinthe21stcenturywillbesuretheintelligentsystem,theintelligentcontentincludesallrespectsinthenumericalcontrolsystemItisintelligentinordertopursuetheefficiencyofprocessingandprocessquality,controlsuchastheselfadaptationoftheprocessingcourse,thecraftparameterisproducedautomaticallyJointheconvenientoneinordertoimprovetheperformanceofurginganduseintelligently,iffeedforwardcontrol,adaptiveoperation,electricalmachineryofparameter,discernloadselectmodels,sinceexactlymakesetc.automaticallyautomaticallyTheonesthatsimplifiedprogramming,simplifiedoperatingaspectareintelligent,forinstanceintelligentautomaticprogramming,intelligentmanmachineinterface,etc.Therearecontentofintelligencediagnose,intelligentmonitoring,diagnosisconvenienttobesystematicandmaintaining,etc..Producetheexistingproblemfortheindustrializationofsolvingthetraditionalnumericalcontrolsystemsealingandnumericalcontrolapplicationsoftware.Alotofcountriescarryonresearchtotheopennumericalcontrolsystematpresent,suchasNGCofU.S.A.TheNextGenerationWorkStation/MachineControl,OSACAofEuropeanCommunityOpenSystemArchitectureforControlwithinAutomationSystems,OSECOpenSystemEnvironmentforControllerofJapan,ONCOpenNumericalControlSystemofChina,etc..Thenumericalcontrolsystemmeltsto3becomethefuturewayofthenumericalcontrolsystemopen.Thesocalledopennumericalcontrolsystemisthedevelopmentofthenumericalcontrolsystemcanbeonunifiedoperationplatform,facethelatheproducerandenduser,throughchanging,increasingorcuttingoutthestructuretargetnumericalcontrolfunction,formtheseriation,andcanuseusersspeciallyconvenientlyandthetechnicalknowhowisintegratedinthecontrolsystem,realizetheopennumericalcontrolsystemofdifferentvariety,differentgradefast,formleadingbrandproductswithdistinctdistinction.Systemstructurenormoftheopennumericalcontrolsystematpresent,communicationnorm,disposingnorm,operationplatform,numericalcontrolsystematicfunctionstorehouseandnumericalcontrolsystematicfunctionsoftwaredeveloping,etc.Isthecoreofpresentresearch2PairsofbasicestimationsoftechnologyandindustrydevelopmentofnumericalcontrolofourcountryThetechnologyofnumericalcontrolofourcountrystartedin1958,thedevelopmentcourseinthepast50yearscanroughlybedividedinto3stagesThefirststageisfrom1958to1979,namelycloseddevelopingstage.Inthisstages,becausetechnologyofforeigncountriesblockadeandbasicrestrictionoftermsofourcountry,thedevelopmentofnumericalcontroltechnologyiscomparativelyslow.DuringSixthFiveYearPlanPeriod,theSeventhFiveYearPlanPeriodofthecountryinsecondstageandearlierstageintheEighthFiveYearPlanPeriod,namelyintroducetechnology,digestandassimilate,thestageofestablishingthesystemofproductiondomesticizationarisesingtentatively.Atthisstage,becauseofreformandopeningupandnationalattention,andstudytheimprovementofthedevelopmentenvironmentandinternationalenvironment,research,developmentandallmakingconsiderableprogressinproductiondomesticizationoftheproductsofthetechnologyofnumericalcontrolofourcountry.ThethirdstageisandduringtheNinthFiveYearPlanPeriodonthelaterstageintheEighthFiveYearPlanPeriodofthecountry,namelyimplementtheresearchofindustrialization,entermarketcompetitionstage.Atthisstage,madesubstantiveprogressinindustrializationofthedomesticnumericalcontrolequipmentofourcountry.InlatterstagefortheNinthFiveYearPlan,thedomesticoccupationrateofmarketofthedomesticnumericalcontrollatheisupto50,itisupto10tootomixthedomesticnumericalcontrolsystempopular.Makeageneralsurveyofthedevelopmentcourseinthepast50yearsof4technologyofnumericalcontrolofourcountry,especiallythroughtacklingkeyproblemsof4FiveYearPlans,allinallhasmadefollowingachievements.a.Haveestablishthefoundationofthetechnicaldevelopmentofnumericalcontrol,hasmasteredmodernnumericalcontroltechnologybasically.Ourcountryhasalready,thenumericalcontrolhostcomputer,basictechnologyofspecialplaneandfittingsgraspedanddrivenfromthenumericalcontrolsystemandservolybasicallynow,amongthemmosttechnologyhavealreadypossessedandcommercializedthefoundationdeveloped,sometechnologyhasalready,industrializationcommercialized.b.Haveformedtheindustrialbaseofnumericalcontroltentatively.Intacklingkeyproblemsthefoundationthattheachievementandsometechnologycommercialize,setupthesystematicfactoriesofnumericalcontrolwithproductioncapacityinbatchessuchasnumericalcontrolinCentralChina,numericalcontrolofthespaceflightetc..ElectricalmachineryplantofLanzhou,suchfactoryandthefirstmachinetoolplantofBeijing,thefirstmachinetoolplantofJinan,etc.severalnumericalcontrolhostcomputerfactoriesofabatchofservosystemsandservoelectricalmachineriesasthenumericalcontrolinCentralChina,etc..Thesefactorieshaveformedthenumericalcontrolindustrialbaseofourcountrybasically.Watchfromworld,estimateroughlyasfollowsabouttheengineeringlevelofnumericalcontrolofourcountryandindustrializationlevel.a.Ontheengineeringlevel,inprobablybackward101yearswiththeadvancedlevelinforeigncountries,itisbiggerinhighqualityprecisionandsophisticatedtechnology.b.Ontheindustrializationlevel,theoccupationrateofmarketislow,thevarietycoveragerateislittle,havenotformedthelargescaleproductionyetThespecializedlevelofproductionoffunctionpartandabilityofformingacompletesetarerelativelylowAppearancequalityisrelativelypoorDependabilityisnothigh,thecommercializeddegreeisinsufficientOnesownbrandeffectthatthedomesticnumericalcontrolsystemhasnotbeensetupyet,usershaveinsufficientconfidence.Itisanalysedthatthemainreasonforhavingabovementioneddisparityhasthefollowingseveralrespect.a.Realizetherespect.Knowtoindustrysprocessarduousness,complexityandlongtermcharacteristicofdomesticnumericalcontrolinsufficientlyItisdifficulttounderestimatetoaddstrangling,system,etc.totheunstandard,foreignblockadeof

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