中英文文獻(xiàn)翻譯-驅(qū)動橋設(shè)計與分析的理論研究現(xiàn)狀

PAGE42附錄A外文文獻(xiàn)ThepresentsituationoftheoryresearchonDriveaxledesignandanalysisWiththedevelopmentoftestingtechnologyandimproveddrivingaxleinthedesignprocesstotesttheintroductionofnewtechnologyandavarietyoftestequipmentdedicatedtocarryoutscientificexperiments,allaspectsofproductstructure,performanceandstrengthofpartsandcomponents,lifetestingAtthesametime,extensiveuseofmodernmathematicalphysicsanalysis,andassemblyofproducts,partsandcomponentstocarryoutafulltechnicalanalysis,research,andthusdrivethedevelopmentofbridgedesigntheorytoscientificexperimentsandtechnicalanalysisisbasedonthestage.(1)ComputerSupporteddriveaxledesignandanalysisofthetheoreticalinnovation:Computerintheengineeringdesignofthepopularizationandapplication,sothatthebridgedesigntheory-drivenandtechnologyleapinthedevelopmentofcompletelydifferentdesignprocess.Driveaxlestructureparametersandtheoptimizationofperformanceparameterssuchasselectionandmatching,theintensityofcomponentsaccountingandlifeprediction,simulationoftherelevantproductsorsimulationanalysisoftheartformthatismoresoonthechoiceofdesignandshape,designdrawingsDrawingwillbeconductedonthecomputer.Theuseofcomputertoolsforanalysis,becauseofitsfastcomputingandlargedatacapacity,wecanusemoreaccuratemathematicalmodelofmulti-degreeoffreedomtosimulatethedrivingaxleofthecampaigninavarietyofconditions,theuseofmodernadvancedmathematicsmethodsofanalysis,canbeobtainedmoreaccurateresults,whichanalyzedforavarietyofprogramsdesignedtoworkcreativelytoprovideagreatconvenience.Atpresent,duetotheexternalcomputerequipmentandtheachievementsofhuman-computerlinks,canbethecomputer'srapidcalculationandlogictodeterminethecapacity,high-capacitydatastorageandefficientdata-processingcapacity,thecalculationresultsofdynamicimagedisplayfunctionandcreativitythinkingabilityandexperience,therealizationofhuman-computerdialogue-stylesemi-automaticdesign,orproductdesignexpertsystems,designautomation.Thedesignprocesscanbecomputer-relatedproductsonalargeamountofdata,dataretrieval,onthedesignofthedesignofhigh-speedcomputing,computerscreendisplaysgraphicsanddesigncalculations;designerscanalsobeuseduppenanddirectman-machinedialoguelanguagegraphicchangestoachievethebestdesignoptions,andthenbycomputergraphicsequipmentlinedrawingsdrawnproducts.Thisuseofcomputersandexternaldevicesproductdesignmethods,collectivelyreferredtoascomputer-aideddesign.CADandCAMwillbethefutureintoCADMATsystemwillshowtheusefulnessofitshuge.(2)basicstudiestosupportthedriveaxledesignandanalysisofthetheoreticalinnovation:Withthecomputerdesignofdriveaxleinthepopularizationandapplication,anumberofmodernmethodsofmathematicalphysicsandthebasisfornewtheoreticalachievementsintheautomotivedesignhasbecomemorewidelyused.Thedesignofmoderndriveaxle,inadditiontotraditionalmethods,computer-aideddesignmethods,butalsotheintroductionofthemostoptimaldesign,reliability,design,finiteelementanalysisofcomputersimulationorsimulationanalysis,modalanalysisandothermoderndesignmethodsandanalyticaltools.Bridgedesignandanalysisofdrivetoachievethecurrenthighleveloftheory,especiallythepastthreedecadesismorethanacenturyofbasicscience,appliedtechnology,materialsandmanufacturingprocessesresultofcontinuousdevelopmentandprogressaswellasdesign,productionanduseoflong-termaccumulationofexperience.Itisbasedontheproductionoflarge-scalepractice,thebasisofthetheoryasaguidetoreflecttheachievementsofcontemporaryscienceandtechnology-drivenbridgedesignsoftwareandhardwareasameanstomeettheneedsofsocietyforthepurpose,throughtheuseofmaterials,technology,equipment,tools,testingequipment,testthetechnicalandbusinessachievementsinthefieldofmanagement,continuousdevelopmentandprogress.(3)reverseengineeringtheoryandmethodswidelyused:Drivingaxleinthefieldofautomatedmanufacturing,andofteninvolveanenormousamountofcomplexdesignandmanufacturingandtestingsurface.Undernormalcircumstances,firstofallapplicationsonthecomputercomputer-aideddesignandmanufacturingtechnologyforthedesignofproductmodel,andthengeneratecodeforprocessing.Withthetraditionalprocessingmodel,comparedtoreverseengineeringaCADmodelofcharacterizationofnon-existingmethodsofproductdesign,butthroughavarietyofwaysfromthephysicalmodelwastakenfromthedatare-engineeringdevelopmentmodelsofaproductamend.Drivethedesignandmanufactureofaxlehousingisaverytypicalreverseengineeringmethods.(4)theapplicationofrapidprototypingtechnology:Productinnovationisdesignedtogivefullplaytothedesigner'screativeimagination,usingthetechnicalknowledgeandskillstocarryouttheinnovativeideasthattheprincipleofapractice,itsaimistocreativelydesignarichandadvancednewproducts.Inthedevelopmentoftraditionaldesign,theprocessisdividedintoprogramdesign,technicaldesign,processdesignandproductmanufacturing.Withthedevelopmentofinformationtechnology,productdesignanddevelopmentofthescopeofthecontentfromthetraditionalextendedtoproductplanning,manufacturing,testing,testing,marketing,aswellasthewholeprocessofrecovery.Traditionaldesign,theextensionoftheproductdevelopmentcycle.RapidprototypingtechnologyisthecompleteCADmodelsolidmodellayerbylayermanufacturingtechnology,rapidprototypingtechnologytoriditselfofthetraditionalprocessingmethods,thegrowthofanewprocessingmethodtothecomplexthree-dimensionalprocessingisdecomposedintoasimplecombinationoftwo-dimensionalprocessing.Thereforeitdoesnotneedtheuseoftraditionalmachinetoolsandprocessingtool,andonly10%oftraditionalprocessingmethodsofa30%and20%oftheworkinghoursofa30%ofthecostofproductswillbeabletodirectlycreateandmoldsamples.Productinnovationinthedesignanddevelopmentapplicationofrapidprototypingtechnology,withmodernhigh-techtoolsandtechnologytotransformtraditionalmethodsofproductdesignanddevelopment,topromotedesigninnovation,productinnovation,processinnovationandmanagementinnovationtoformadigital,virtualandintelligent,integratedinordertobringaboutarevolutioninproductdesignanddevelopment.(5)theapplicationofconcurrentengineeringtoproductmanagementanddevelopment:DriveAxleIndustrieshaslaunchedaworldwidecompetitiondesignedtoshortenanewproductdevelopmenttime,reducecosts,improvequality,increasemarketcompetitiveness,manufacturersareincreasinglybecomingthemostimportantissuetoconsider.ConcurrentEngineeringasamodern,advancedproductdesignanddevelopmentmodeltoaddresstheseproblemsisagoodwayforcountriestotheautomotiveindustryhasbeenused.Theso-calledconcurrentengineering,istheintegrated,concurrentdesignofproductsandrelatedprocessesofsystemsengineering,ittakesfromconcepttoproductdesign,shapedesign,manufacture,use,maintenanceoftheentireprocessuntiltheendoflifeofalltherelevantfactorsthatcansolvetheoutoftouchthedesignandmanufacturingprocessdesignchangescausedbyfrequentandlongdevelopmenttime,costofHighercontradictionscanbedesignedtomaximizethequalityanddevelopmentefficiency,andincreasemarketcompetitiveness.Concurrentengineering,thekeyistheprocessoftheproductanditsassociatedparallelimplementationofintegrateddesign,manufacturingandassembly-orienteddesignisanimportantaspectofconcurrentengineeringinproductdevelopmentthroughouttheentireprocessofdesignisthekey.Innatequalityoftheproductdesigndecisions.Statisticsshowthatproducts,includingrawmaterials,manufacture,use,maintenanceandothercoststhat70%ofthegeneralizedcostisadecisionfromthedesignstage.Theobjectivesofconcurrentengineeringisasmuchaspossibleearlyinthedesignstageontheintroductionofthemanufactureandassemblyofthebindingprocess,suchasmaterialselection,manufacturingprocesses,andassemblyofsuchconstraints,designchangestomakeasmuchaspossibleintheearlystageofproductdevelopment,andfrommanufacturingtoassemblytoreducetheoccurrenceofadversesituations,whentomakeasuccessfulproductdesign,productdevelopmenttoavoidthelatechangeindesignduetotheenormouswaste,whichonthedriveaxledesignandsubAnalysisoftheobjectivesofthetheoryputforwardmoredemands.附錄B外文文獻(xiàn)的中文翻譯驅(qū)動橋設(shè)計與分析的理論研究現(xiàn)狀隨著測試技術(shù)的發(fā)展與完善，在驅(qū)動橋設(shè)計過程中引進(jìn)新的測試技術(shù)和各種專用的試驗設(shè)備，進(jìn)行科學(xué)實驗，從各方面對產(chǎn)品的結(jié)構(gòu)、性能和零部件的強度、壽命進(jìn)行測試，同時廣泛采用近代數(shù)學(xué)物理分析方法，對產(chǎn)品及其總成、零部件進(jìn)行全面的技術(shù)分析、研究，這樣就使驅(qū)動橋設(shè)計理論發(fā)展到以科學(xué)實驗和技術(shù)分析為基礎(chǔ)的階段。(1)計算機(jī)支持驅(qū)動橋設(shè)計與分析的理論創(chuàng)新：電子計算機(jī)在工程設(shè)計中的推廣應(yīng)用，使驅(qū)動橋設(shè)計理論與技術(shù)飛躍發(fā)展，設(shè)計過程完全改觀。驅(qū)動橋結(jié)構(gòu)參數(shù)及性能參數(shù)等的優(yōu)化選擇與匹配、零部件的強度核算與壽命預(yù)測、產(chǎn)品有關(guān)方面的模擬計算或仿真分析即更進(jìn)一步的美工造型等等設(shè)計方案的選擇及定型，設(shè)計圖紙的繪制，均可在計算機(jī)上進(jìn)行。采用電子計算機(jī)作分析計算手段，由于其計算速度很快且數(shù)據(jù)容量很大，就可采用較準(zhǔn)確的多自由度的數(shù)學(xué)模型來模擬驅(qū)動橋在各種工況下的運動，采用現(xiàn)代先進(jìn)的數(shù)學(xué)方法進(jìn)行分析，可取得較準(zhǔn)確的結(jié)果，這就為設(shè)計人員分析多種方案進(jìn)行創(chuàng)造性的工作提供了很大的方便。當(dāng)前，由于計算機(jī)的外部設(shè)備及人機(jī)聯(lián)系方面的成就，已可將計算機(jī)的快速計算和邏輯判斷能力、大容量的數(shù)據(jù)儲存及高效的數(shù)據(jù)處理能力、計算結(jié)果的動態(tài)圖像顯示功能與人的創(chuàng)造性思維能力及經(jīng)驗結(jié)合起來，實現(xiàn)人機(jī)對話式的半自動化設(shè)計，或與產(chǎn)品設(shè)計的專家系統(tǒng)相結(jié)合，實現(xiàn)自動化設(shè)計。其設(shè)計過程可由電子計算機(jī)對有關(guān)產(chǎn)品的大量數(shù)據(jù)、資料進(jìn)行檢索，對有關(guān)設(shè)計問題進(jìn)行高速的設(shè)計計算，通過計算機(jī)屏幕顯示其設(shè)計圖形和計算結(jié)果;設(shè)計人員可用光筆和人機(jī)對話語言直接對圖形進(jìn)行修改，取得最佳設(shè)計方案后，再由與計算機(jī)聯(lián)機(jī)的繪圖設(shè)備繪出產(chǎn)品圖紙。這種利用計算機(jī)及其外部設(shè)備進(jìn)行產(chǎn)品設(shè)計的方法，統(tǒng)稱為計算機(jī)輔助設(shè)計。今后CAD將與CAM結(jié)合成CADMAT系統(tǒng)，更將顯示出其巨大的功用。(2)基礎(chǔ)學(xué)科支持驅(qū)動橋設(shè)計與分析的理論創(chuàng)新：隨著計算機(jī)在驅(qū)動橋設(shè)計中的推廣應(yīng)用，一些近代的數(shù)學(xué)物理方法和基礎(chǔ)理論方面的新成就在汽車設(shè)計中也日益得到廣泛應(yīng)用?，F(xiàn)代驅(qū)動橋設(shè)計，除傳統(tǒng)的方法、計算機(jī)輔助設(shè)計方法外，還引進(jìn)了最優(yōu)化設(shè)計、可靠性設(shè)計、有限元分析計算機(jī)模擬計算或仿真分析、模態(tài)分析等現(xiàn)代設(shè)計方法與分析手段。驅(qū)動橋設(shè)計與分析理論達(dá)到當(dāng)前的高水平，是百余年來特別是近三十年來基礎(chǔ)科學(xué)、應(yīng)用技術(shù)、材料與制造工藝不斷發(fā)展進(jìn)步的結(jié)果，也是設(shè)計、生產(chǎn)與使用經(jīng)驗長期積累的結(jié)果.它立足于規(guī)模宏大的生產(chǎn)實踐，以基礎(chǔ)理論為指導(dǎo)，以體現(xiàn)當(dāng)代科技成就的驅(qū)動橋設(shè)計軟件及硬件為手段，以滿足社會需求為目的，借助于材料、工藝、設(shè)備、工具、測試儀器、試驗技術(shù)及經(jīng)營管理等領(lǐng)域的成就，不斷地發(fā)展進(jìn)步.(3)逆工程理論與方法得到廣泛的應(yīng)用：在驅(qū)動橋自動化制造領(lǐng)域中，常常涉及大量的復(fù)雜曲面設(shè)計制造與檢測。通常情況下，首先在