大面積鎂合金件微弧氧化配套裝置的探索的中期報告

大面積鎂合金件微弧氧化配套裝置的探索的中期報告摘要本文介紹了大面積鎂合金件微弧氧化配套裝置的探索的中期報告。首先，介紹了鎂合金件在航空、汽車、電子等領(lǐng)域的廣泛應(yīng)用和微弧氧化技術(shù)的重要性。然后，敘述了大面積鎂合金件微弧氧化配套裝置的研發(fā)背景、目標(biāo)和主要技術(shù)路線。接著，從設(shè)備選型、噴涂參數(shù)、微觀結(jié)構(gòu)和性能等方面，詳細闡述了實驗研究工作的進展和成果。最后，對下一步的研究方向和工作計劃進行了展望。關(guān)鍵詞：鎂合金；微弧氧化；大面積；配套裝置中文篇目：大面積鎂合金件微弧氧化配套裝置的探索的中期報告英文篇目：Mid-termReportonExplorationofLarge-scaleMagnesiumAlloyMicro-arcOxidationSupportingEquipmentIntroductionMagnesiumalloyhastheadvantagesoflowdensity,highspecificstrength,goodelectromagneticshielding,andgoodrecyclability.Itiswidelyusedinaerospace,automotive,electronicsandotherfields.However,magnesiumalloyisverysensitivetothesurroundingenvironment,itiseasytocorrodeandoxidize,whichgreatlylimitsitsapplicationinpracticalfields.Micro-arcoxidationtechnologyisasurfacemodificationtreatmentmethodwithmanyadvantagessuchaslowcost,simpleequipment,andeasyoperation.Ithassignificantapplicationprospectsinimprovingthecorrosionresistance,wearresistance,andsurfacehardnessofmagnesiumalloy.Inordertoimprovetheefficiencyandqualityoflarge-scalemagnesiumalloymicro-arcoxidationtreatment,itisnecessarytodevelopsupportingequipmentthatissuitableforlarge-areasprayingandcanmeettherequirementsofindustrialproduction.R&DBackgroundandObjectiveThepurposeofthisstudyistoexploreanddevelopalarge-scalemagnesiumalloymicro-arcoxidationsupportingequipment,whichcaneffectivelyimprovetheefficiencyandqualityofmicro-arcoxidationtreatment.Themaintechnicalrequirementsforthesupportingequipmentare:largesprayingarea,uniformsprayingquality,andstablesprayingprocess.MainTechnicalRouteThemaintechnicalrouteofthesupportingequipmentistouseahigh-powerpowersupplyandalarge-areasprayingfixturetoachievelarge-scalesprayingofmagnesiumalloyparts.Theexperimentalworkmainlyincludes:equipmentselection,parameteroptimization,microstructureanalysis,andperformanceevaluation.ExperimentalProgressandAchievementsThroughtheexperimentalwork,thefollowingprogressandachievementshavebeenmade:Equipmentselection:Ahigh-powerpowersupplyandalarge-areasprayingfixtureareselectedaccordingtothetechnicalrequirementsofthesupportingequipment.Thepowersupplyhasamaximumoutputpowerof2000W,andthesprayingfixturehasasprayingareaof2000mm×1000mm.Parameteroptimization:Theinfluenceofsprayingvoltage,sprayingtime,andelectrolyteconcentrationonthemicro-arcoxidationcoatingthickness,surfacemorphology,andcompositionisstudied.Theoptimalsprayingparametersareobtained,whichcanensuretheuniformityandstabilityofthecoatingquality.Microstructureanalysis:Themicrostructureofthemicro-arcoxidationcoatingisanalyzedbyscanningelectronmicroscopy(SEM)andenergydispersivespectroscopy(EDS).Theresultsshowthatthecoatingisdenseanduniform,andthecompositionisconsistentwiththetheoreticalcalculation.Performanceevaluation:Themicro-arcoxidationcoatingsareevaluatedfortheircorrosionresistance,wearresistance,andsurfacehardness.Comparedwiththeuntreatedsamples,thecoatingshavesignificantlyimprovedcorrosionresistance,wearresistance,andsurfacehardness.NextStepsandWorkPlanInthenextstageoftheresearch,thefollowingworkwillbedone:1.Optimizationofthesprayingprocesstofurtherimprovetheefficiencyandqualityofthemicro-arcoxidationtreatment;2.Studytheinfluenceofdifferentsurfacetreatmentmethodsonthemicro-arcoxidationcoating;3.Evaluationoftheindustrialapplicationprospectsofthesupportingequipment.ConclusionThedevelopmentoflarge-scalemagnesiumalloymicro-arcoxidationsupportingequipmentisofgreatsignificanceforimprovingthepracticalapplicationofmagnesiumall