涂料知識講座課件

PaintingOverview環(huán)境管制納入涂裝要求關(guān)鍵性管制設(shè)備過程操作/系統(tǒng)安全性PaintingOverview環(huán)境管制納入涂裝要求涂料儲藏涂料儲藏溫度控制溫度10-35度先進先出安全性涂料儲藏涂料儲藏溫度控制溫度10-35度Premix環(huán)境Needkeeptheoverallenvironmentclean,routinepracticesshouldbefollowedtomaintainadustfreeenvironment.T/Hcontroltocorrelatewithpaintsupplyboothandsprayhouse’ssetting--SpecfromPPG--soastheviscositycanbeproperlycontrolled.Wellventilatedworkingandboothareas.工作場所通風(fēng)良好OperatorHealth作業(yè)員健康Premix環(huán)境PremixEquipment設(shè)備Agitator,thebetterwithdisturbfunction..調(diào)漆員﹐攪拌運作??StopWatch碼表WeightScale天平ViscosityCup粘度杯Shaker攪拌器Filter,thebetternorecycleusing過濾器最好不要重復(fù)使用Mask,smock,gloves,safetyglassetc.面罩﹐工作服﹐手套﹐防護眼睛等。PremixEquipment設(shè)備Premix制程BypaintsetupSOP/SIP/Recorddocumentsystemsetup.Alltools/containerneedcleanbeforeuse.

Blendingpaint,hardenerandreduceraccordingtoPDS黏度量測前涂料要攪拌勻.量測涂料黏度時核對溫度記錄黏度﹐涂料溫度及攪拌時間Premix制程CriticalApplicationControls黏度溫度涂料運輸噴涂攪拌混合溶劑CriticalApplicationControlsTechnicalServiceSupport

BasicSystemControls基本系統(tǒng)管制BoothTemperature(20-30C)溫度(20-30C)BoothHumidity(50-60%)儲藏室濕度(50-60%)RoomHumidity(45-65%)室溫濕度(45-65%)ConveyorSpeedFluidFlowandAirPressuresViscosityandTemperatureFilmBuilds噴涂??OvenTemperatures烤箱溫度Note:Inmostcasestheenvironmentisnotcontrolled.TechnicalServiceSupportAgitationCriticalinmaintainingconsistentcoatingpigmentdispersionandviscosity.

Ifpropercoatingagitationisnotachieved:CureorglossvariationscanoccurasaresultofimpropercatalystmixingPotentialpigmentsettlingresultinginglossvariationsInaccurateviscosityreadingsAgitationCriticalinmaintainiTwoComponentMixingCriticalinachievingpropercoatingcolor,cure,anduniformglossAutomatedmixingequipmentrequiresroutinecalibrationchecks,byvolumeorweightIfcomponentsarenotblendedaccurately:Offcolorappearance色差I(lǐng)nconsistentglossappearance光澤不一致Inconsistentfilmcuring,notcompletelydry薄膜不一致﹐噴太濕Lackoffilmhardness膜硬度不足LossofperformancepropertiesTwoComponentMixingCriticaliPremixNoteViscositytobemeasuredaftercompletingagitation.RecommendationsonPPGprocesscontrolchart.

Filtering,meshsizetoberecommendedbyTSSRofPPG.Oncebeingmixed,documenttimemixedforconsideringthepotlifeandpaintconsumption.Again,providedonPDSandProcessControlsheetsprovidedbyPPG.一旦混淆﹐文件條款規(guī)定保質(zhì)期以考慮儲藏罐壽命及涂料使用量。再者﹐在PDS之上并由PPG提供程序管制圖。PremixNoteViscositytobemeaViscosityThedegreeofthicknessofaliquid.液體濃度Themeasureofaliquid’sresistancetoflow.相對流動性﹐對液體阻力的測量Viscosityaffects:PaintFluidity涂料流動性Atomization霧化PigmentDispersion色差ViscosityThedegreeofthickneProblemswithViscosityViscositytooLow:粘度太低RunsandSags

流漆&下陷SolventPopping熔解太快Mottling–metallic雜色-顆粒的ExcessiveFog&Overspray過多的塵霧和不粘噴涂物HidingPower-BlackandWhite漏黑-反白ViscositytooHigh:粘度太高OrangePeel橘子皮DrySpray噴太干HigherFluidPressure霧化壓力過高PoorAtomization霧化不足ProblemswithViscosityViscosiTemperatureCriticalincontrollingviscosity.

Materialmustbeinthespecifiedtemperaturerangeforaccurateviscosityreadings&maintainconsistentapplicationIfthematerialisoutsidethespecifiedtemperaturerangeandNOTmonitored:InaccurateviscosityreadingsPooratomizationPoororexcessivecoatingflowoutTemperatureCriticalincontrolPretreatmentDegrease.IPAorrecommendsolventaccordingtosubstratematerial.Dustfree.AirflowandelectrostaticDrythesubstrateBeforecoated,thesurfaceshouldbecleaninganddryWhenonlinepriortopainting,de-ionizeairblowofftoeliminatestaticchargeonsurface.在線上噴涂前﹐用靜電刀除塵。PretreatmentDegrease.IPAorrCleaningBeforeusing,allequipmentshouldbeclean.Besidefornormalrinsesolvent,paintreducerisgenerallyagoodsolventforflushingpriortoloadingcoating.Afterusing,allequipmentshouldbecleanimmediately.Avoidcontaminationofmaterialswhenswitchingbetweenmaterials.在轉(zhuǎn)換材料時﹐避免材料污染。CleaningBeforeusing,allequiPaintSupplyingRoomPaintpotcleaningandsystemflushTemp.andHumiditycontrolinroom室內(nèi)溫﹑濕度管制Safetyforpressurepot壓力罐安全性ViscosityinspectionregularlyPaintSupplyingRoomPaintpotPainting--Environment﹕環(huán)境Temperaturecontrolinbooth無塵室溫度管制Humiditycontrolinbooth無塵室濕度管制LustrationGrade:Nolessthan100kgrade清潔等級﹕不小于100kDustfreeattheentrancetobooth風(fēng)淋門除塵Inputairfilter安置空氣過濾器Inputairheat輸入熱空氣Painting--Environment﹕環(huán)境PaintingPaintingshouldbeseparatedfrommoldingarea噴漆段應(yīng)和“成品”區(qū)分開。Cleaningclothesforworker保持工衣清潔Airexchange換氣PaintingPaintingshouldbesepPainting--Equipment﹕儀器Robotorspindletype機器人或轉(zhuǎn)軸類型ProgramaccordingtopartHVLPorConventionaltypegunHVLP或常規(guī)漆槍？？？Conveyortype傳送類型Boothtype,waterwallordryfilter無塵室裝備﹕水簾幕或濾網(wǎng)Watertankinbooth保持水簾幕的水流Painting--Equipment﹕儀器AirSprayBasicsAtomization:thebreakupoffluidintosmalldropletsDefinitionofAirSpray:usescompressedairtobreakupfluidintosmallatomizeddroplets.AdvantagesofAirSpray:VersatileApplicationTool﹕工具通用LowCapitalInvestment﹕降低成本VersatileFluidFeedSystems﹕供料系統(tǒng)通用FineFinish:節(jié)省涂料ExcellentforMetallics極好的金屬性AirSprayBasicsAtomization:tWhatisHVLP?HVLPsprayusesahighvolumeofair,deliveredatlowpressure,toatomizepaintintoapatternoflow-speedparticles.Thehighpressureofconventionalspraystendsto“blast”thematerialintosmallparticles.常歸霧化高壓將材料變成小顆粒。Incontrast,HVLPreliesonairdeliveredat10psiorlesstobreakthematerialintosmallparticles.相比之下﹐HVLP依賴空氣在10Pis或清除細小顆粒HVLPwillworkwithanymediumsolidsmaterialthatcanbeatomizedbythegun.HVLP將使噴槍霧化的涂料噴涂于任何固體材料。WhatisHVLP?HVLPsprayusesaHVLPAdvantages:HightransferefficiencyLessoversprayBoothmaintenance無塵室防護Materialcosts成本W(wǎng)astedisposal報廢處理Disadvantages:SlowerproductionratesNotallmaterialsbreakupwell(i.e..highsolids)HVLPAdvantages:Disadvantages:PaintingProcessAtomization﹕霧化Fluidflow﹕液體流量GunPosition/AngleofApplication噴槍位置/應(yīng)用角度(范圍)FluidandAirPressureRecording液壓&空氣壓力記錄Filmbuilding涂膜Flashtimebetweenpasses記錄噴涂時間Flashtimebeforeoven進烤箱時間PaintingProcessAtomization﹕霧化AtomizationDefinedasthebreakingupofpaintintotinydropletstoformamistfromaliquid涂料進入霧化腔內(nèi)分解為液霧Usedto:應(yīng)用Shapethespraypattern制定噴霧模式GuidethepainttothepartFormdropletsize霧化AtomizationDefinedasthebreaProblemswithAtomizationAtomizingAirtooHigh:霧化太高DryOversprayExcessiveFog過多塵霧InconsistentGloss不一致光澤LowerFilmBuilds較低薄膜層AtomizingAirtooLow:霧化太低RunsandSags熔化&下陷OrangePeel橘子皮SolventPopping熔解太快ExcessiveFilmBuilds過多薄膜層ProblemswithAtomizationAtomiFluidDeliveryDefinedastheamountofmaterial(inouncesorccperminute)beingemittedfromthetipofthefluidnozzle.定義從噴嘴單位時間涂料流量(每盎司或cc每分鐘內(nèi))Fluiddeliveryaffects:液體傳送影響Atomization霧化Filmbuild涂膜層Fluidflowaffectedby﹕液體流程受以下因素影響Viscosity﹕粘度PumpandRegulatorfluidpressures吸取涂料壓力&調(diào)整液體壓力Orificesizeoffluidnozzle/tip液體噴嘴/口徑Adjustmentofgunfluidcontrolvalve液體噴槍調(diào)節(jié)器管控閥Triggeringactionofapplicator外界加壓作用FluidDeliveryDefinedastheaProblemswithFluidDeliveryFluidDeliverytooHigh:RunsorSagsSolventPopping溶劑揮發(fā)Mottling–metallics砂粒Highfilmbuilds薄膜太厚OrangePeel橘子皮FluidDeliverytooLow:DrysprayLowfilmbuildsPoorHidingProblemswithFluidDeliveryFlAdjustmentsSystemAdjustments:therearetwotypesofairspraysystems:

調(diào)節(jié)系統(tǒng)﹕兩種霧化類型PressureFeedSystem進料系統(tǒng)Therearetwoareaofadjustmentinthepressurefeedsystem:airandfluid.進料系統(tǒng)有二個調(diào)整區(qū)域﹕空氣&液體Theairpressureiscontrolledbyanairregulatorinthemainairlinetothegun.氣壓由空氣調(diào)節(jié)員在主要的供氣線上管制。Fluidflowiscontrolledeitherbyafluidregulator,ortheregulatoronthepressurepot.液體流程由液體調(diào)整器和壓力罐調(diào)整器管制。SiphonFeedSystem虹吸管進料系統(tǒng)Onlytheairisadjustedinthesiphonfeedsystem.在虹吸管進料系統(tǒng)中僅是空氣被調(diào)整過的AdjustmentsSystemAdjustments:AdjustmentsPatternAdjustingValve式樣調(diào)節(jié)閥Thepatternadjustingvalveregulatesairtothe“horns”ofthegunaircap.Hornaircontrolstheshapeofthespraypattern.式樣調(diào)節(jié)閥管控噴槍帽處喇叭口氣流。喇叭口氣流管控霧化形狀。AirAdjustingValve空氣調(diào)節(jié)(霧化調(diào)節(jié))閥Theairadjustingvalvecontrolsonlytheflowofair(CFM)totheaircapandhasnoeffectonairpressure(PSI).空氣調(diào)節(jié)閥僅管制空氣流程(CFM)﹐不影響氣壓(PSI)AdjustmentsPatternAdjustingVAdjustmentsFluidatGunAdjustment噴槍調(diào)節(jié)器的功能FluidAdjustingValve:液體調(diào)整閥Thefluidadjustingvalvecontrolsthevolumeoffluidbyrestrictingfluidflow.Itdoesnotaffectthepressure(PSI)ofthefluid.靠限制液體流程管控液體調(diào)整閥容量﹐不影響液體壓力。Whenfluidregulationispossible(pressurefeedsystems)itisbesttoregulatepressureratherthanrestrictingmaterialflowwithneedle.液體調(diào)節(jié)可能時﹐最好管控壓力而并非用針限制材料流程。AdjustmentsFluidatGunAdjustFilmBuildDefinedastheamountofmaterialleftonasurfaceafterthesolventhasevaporated.Measuredinmilsormicrons.測量精度千分之一或微米Wetmils-atapplicationDrymils-afterovencureFilmbuildisaffectedby:AtomizingairFluiddeliveryViscosityofPaintOperatorTechnique-linespeedvsspraygunsetupFilmBuildDefinedastheamounProblemswithFilmBuildDryFilmBuildtooHigh:Blistering水泡Cracking斷裂OrangePeel橘子皮DryFilmBuildtooLow:Chalking漏黑Chipping雜質(zhì)Fading褪色GlossRetention保持光澤ProblemswithFilmBuildDryFiDell-MysticSilverXPM21330MonocoatOperationInstruction(Substrate:Plastic)Pretreatment(Degrease&removedust)MysticSilverSpray4coatsDFT:20-30umBake60℃x20~30minsPackingflash5minCoolingtoroomtemp.

XPM21330:980-35239:M850-59572(Monocoat)(Hardener)(Thinner)=4:1:1.5~2(byweight)Viscosity:9-13sec/IWATA/25℃)EH/2002/8PretreatmentMysticSilverBakePDell-IonSilverXPM21332MonocoatOperationInstruction(Substrate:Plastic)Pretreatment(Degrease&removedust)IonSilverSpray4coatsDFT:20-30umBake60℃x20~30minsPackingflash5minCoolingtoroomtemp.

XPM21332:980-35239:M850-59572(Monocoat)(Hardener)(Thinner)=4:1:1.5~2(byweight)Viscosity:12-14sec/IWATA/25℃)EH/2002/8PretreatmentIonSilverBakePackBakingOvensettingpointLinespeedBakingtimeBoxovenTimebetweenlineovenandboxovenBakingOvensettingpointReworkingPartsneedtobesandedandthenIPAwiped.部分需要打磨并IPA處理。500-1000GritSandpaperusedtoabradesurface.以500-1000#砂紙打磨表面。Cleanthesurfacebeforeandaftersanding.Repeatentireprocessasbefore.整個制程的循環(huán)。ReworkingPartsneedtobesandSafetyinPaintSprayingOperations

噴漆霧化操作的安全性SafetyinPaintSprayingOperaSafetyInPaintSprayingOperationsGeneralSafetyConsiderations一般安全性考慮事項Bonding&Grounding粘合&接地SafetyInPaintSprayingOpera

PressurizedEquipmentGuns:噴槍Donotpointgunatanypartofbody禁止用噴槍噴射人體的任何部位。Donotplacehandorfingersoverspraytip禁止將手掌或手指置于噴槍射口處。Engagetriggerlockwhennotinuse(airless)不通風(fēng)---停止供氣時鎖緊閥門。Inspectforphysicaldamageorloosefittingsbeforeuse使用前檢查設(shè)備磨損或零件是否匹配。Alwayshavetipguardinplacewheninuse(airlessguns)槍頭在停噴時注意保護。DonotexceedMaximumAllowableWorkingPressure(MAWPorMWP)禁止超過最大工作壓力(MAWP或MWP)

PressurizedEquipmentGuns:噴槍

PressurizedEquipmentAir/PaintHose:空氣管/涂料管Inspectforcuts,abrasions,bulging,leaks,looseconnections-REMOVEDEFECTIVEHOSESFROMSERVICEIMMEDIATELY檢查發(fā)現(xiàn)管道有切口﹐表面磨損﹐凸起﹐漏洞﹐連接松脫等現(xiàn)象。立即解決并更換有缺陷的管道。Providestrainrelief'sonconnectingendsofhighpressurehoseAssurehoseiscompatiblewithcoating/cleaningsolventstobeused保証管道中所供給的涂料/清潔溶劑能被充分使用DonotexceedMaximumAllowableWorkingPressure(MAWPorMWP)禁止超過最大工作壓力(MAWP或MWP)Donotexceedmaximumrecommendedtemperature禁止超過被推薦溫度的最大值Donotpullonhosetomoveequipment禁止拉動管道來移動設(shè)備。

PressurizedEquipmentAir/Pain

PressurizedEquipmentPressurePot:壓力瓶Inspectforphysicaldamagebeforeeachuse-REMOVEFROMSERVICEIMMEDIATELYIFDAMAGED在實際使用前檢查每種使用儀器是否有損﹐如有﹐立即更換。Checklidgasketconditionbeforeeachuse使用前檢查蓋子墊圈的封閉性。Assurepressurereliefdeviceisinplaceandoperablebeforeuse使用前保証降壓裝置有地方可操作。Securealllidretainersbeforeuse使用前固定好所有的蓋子。DonotexceedMaximumAllowableWorkingPressure(MAWPorMWP)

禁止超過最大工作壓力(MAWP或MWP)

PressurizedEquipmentPressureFire/ExplosionPotentialCausesOfFire/Explosion:潛在性火災(zāi)Staticelectricity靜電

Electrostaticarc電弧ChemicalIncompatibility起反應(yīng)的化學(xué)品Useofnon-approvedelectricalequipment使用未被認可的電器設(shè)備Smoking吸煙Defectiveelectricalequipment有缺陷的電器設(shè)備Spontaneouscombustion自燃Fire/ExplosionPotentialCausesFire/ExplosionSTATICELECTRICITY靜電Causedbythecontactandseparationofmaterials材料相互間摩擦產(chǎn)生靜電Generatedduringtheagitation,dispensing,filtering,mixing,atomization/sprayingofliquids液體在攪拌﹐分發(fā)﹐混合﹐過濾﹐霧化中產(chǎn)生PrimarycontrolmethodisBonding&Grounding主要管制方法﹕粘合&接地Fire/ExplosionSTATICELECTRICI

Bonding&GroundingDefinitions定義Bonding-Theconnectionoftwo(2)ormoreconductiveobjectstogetherbymeansofaconductor(wire)匯接各條傳導(dǎo)線經(jīng)一主導(dǎo)體接Grounding-Theconnectionofone(1)ormoreconductiveobjectstobuildingorearthgroundbymeansofaconductor(wire)接地-傳導(dǎo)物由一主導(dǎo)物或多條金屬線連接于地面Bonding&GroundingDefinitionBonding&GroundingAssurethatthefollowingequipmentisBonded/Grounded:確認下列設(shè)備是否接地Spraybooth 壓力罐

Conveyor運送裝置Workholders作業(yè)固定架Hooks鉤Paintsupplycontainer(unlessapplyingwaterbasedcoatingsviaelectrostaticequipment)涂料補給容器(消除非水溶劑涂料容器靜電)Pressurepot壓力罐Spraygun(throughhose)噴槍(噴管)Solvent/wastecontainers溶劑廢料存放桶Bonding&GroundingAssurethatFire/ExplosionSMOKING煙CommonSense基本常識???Fire/ExplosionSMOKING煙Fire/ExplosionSPONTANEOUSCOMBUSTION自燃及燃燒

Increaseinthetemperatureofamaterialtothematerialsignitiontemperature-withouttheadditionofexternalheat原料加熱溫度達到著火點-無外界壓力Coating/solventcontaminatedfilters,wipers,andotherordinarycombustiblematerialsaresubjecttospontaneouscombustion溶劑污染過濾器﹐清理避免其它常規(guī)依然品自燃及燃燒Disposeofcontaminatedcombustiblesinaclosedtopcontainer

在密閉容器內(nèi)丟棄易燃品Fire/ExplosionSPONTANEOUSCOMBChemicalROUTESOFEXPOSURE泄漏途徑Inhalation吸入Skinabsorption皮膚吸收Eye/skincontact眼﹑皮膚接觸Ingestion攝取ChemicalROUTESOFEXPOSURE泄漏途徑Chemical避免泄漏:避免接觸眼睛:

安全眼鏡/遮蔽保護

防護眼鏡/面罩避免皮膚接觸Avoidskincontact: Chemicalresistantgloves抗腐蝕手套 Chemicalresistantapron防腐蝕圍裙Avoidinhalationofvapor避免揮發(fā)性涂料吸入: Keepcontainersclosed/covered保持容器關(guān)閉﹑遮蔽 Assureadequateventilation保証適當(dāng)通風(fēng) Wearrespiratoryprotection戴防毒面具

Chemical避免泄漏:PaintingOverview環(huán)境管制納入涂裝要求關(guān)鍵性管制設(shè)備過程操作/系統(tǒng)安全性PaintingOverview環(huán)境管制納入涂裝要求涂料儲藏涂料儲藏溫度控制溫度10-35度先進先出安全性涂料儲藏涂料儲藏溫度控制溫度10-35度Premix環(huán)境Needkeeptheoverallenvironmentclean,routinepracticesshouldbefollowedtomaintainadustfreeenvironment.T/Hcontroltocorrelatewithpaintsupplyboothandsprayhouse’ssetting--SpecfromPPG--soastheviscositycanbeproperlycontrolled.Wellventilatedworkingandboothareas.工作場所通風(fēng)良好OperatorHealth作業(yè)員健康Premix環(huán)境PremixEquipment設(shè)備Agitator,thebetterwithdisturbfunction..調(diào)漆員﹐攪拌運作??StopWatch碼表WeightScale天平ViscosityCup粘度杯Shaker攪拌器Filter,thebetternorecycleusing過濾器最好不要重復(fù)使用Mask,smock,gloves,safetyglassetc.面罩﹐工作服﹐手套﹐防護眼睛等。PremixEquipment設(shè)備Premix制程BypaintsetupSOP/SIP/Recorddocumentsystemsetup.Alltools/containerneedcleanbeforeuse.

Blendingpaint,hardenerandreduceraccordingtoPDS黏度量測前涂料要攪拌勻.量測涂料黏度時核對溫度記錄黏度﹐涂料溫度及攪拌時間Premix制程CriticalApplicationControls黏度溫度涂料運輸噴涂攪拌混合溶劑CriticalApplicationControlsTechnicalServiceSupport

BasicSystemControls基本系統(tǒng)管制BoothTemperature(20-30C)溫度(20-30C)BoothHumidity(50-60%)儲藏室濕度(50-60%)RoomHumidity(45-65%)室溫濕度(45-65%)ConveyorSpeedFluidFlowandAirPressuresViscosityandTemperatureFilmBuilds噴涂??OvenTemperatures烤箱溫度Note:Inmostcasestheenvironmentisnotcontrolled.TechnicalServiceSupportAgitationCriticalinmaintainingconsistentcoatingpigmentdispersionandviscosity.

Ifpropercoatingagitationisnotachieved:CureorglossvariationscanoccurasaresultofimpropercatalystmixingPotentialpigmentsettlingresultinginglossvariationsInaccurateviscosityreadingsAgitationCriticalinmaintainiTwoComponentMixingCriticalinachievingpropercoatingcolor,cure,anduniformglossAutomatedmixingequipmentrequiresroutinecalibrationchecks,byvolumeorweightIfcomponentsarenotblendedaccurately:Offcolorappearance色差I(lǐng)nconsistentglossappearance光澤不一致Inconsistentfilmcuring,notcompletelydry薄膜不一致﹐噴太濕Lackoffilmhardness膜硬度不足LossofperformancepropertiesTwoComponentMixingCriticaliPremixNoteViscositytobemeasuredaftercompletingagitation.RecommendationsonPPGprocesscontrolchart.

Filtering,meshsizetoberecommendedbyTSSRofPPG.Oncebeingmixed,documenttimemixedforconsideringthepotlifeandpaintconsumption.Again,providedonPDSandProcessControlsheetsprovidedbyPPG.一旦混淆﹐文件條款規(guī)定保質(zhì)期以考慮儲藏罐壽命及涂料使用量。再者﹐在PDS之上并由PPG提供程序管制圖。PremixNoteViscositytobemeaViscosityThedegreeofthicknessofaliquid.液體濃度Themeasureofaliquid’sresistancetoflow.相對流動性﹐對液體阻力的測量Viscosityaffects:PaintFluidity涂料流動性Atomization霧化PigmentDispersion色差ViscosityThedegreeofthickneProblemswithViscosityViscositytooLow:粘度太低RunsandSags

流漆&下陷SolventPopping熔解太快Mottling–metallic雜色-顆粒的ExcessiveFog&Overspray過多的塵霧和不粘噴涂物HidingPower-BlackandWhite漏黑-反白ViscositytooHigh:粘度太高OrangePeel橘子皮DrySpray噴太干HigherFluidPressure霧化壓力過高PoorAtomization霧化不足ProblemswithViscosityViscosiTemperatureCriticalincontrollingviscosity.

Materialmustbeinthespecifiedtemperaturerangeforaccurateviscosityreadings&maintainconsistentapplicationIfthematerialisoutsidethespecifiedtemperaturerangeandNOTmonitored:InaccurateviscosityreadingsPooratomizationPoororexcessivecoatingflowoutTemperatureCriticalincontrolPretreatmentDegrease.IPAorrecommendsolventaccordingtosubstratematerial.Dustfree.AirflowandelectrostaticDrythesubstrateBeforecoated,thesurfaceshouldbecleaninganddryWhenonlinepriortopainting,de-ionizeairblowofftoeliminatestaticchargeonsurface.在線上噴涂前﹐用靜電刀除塵。PretreatmentDegrease.IPAorrCleaningBeforeusing,allequipmentshouldbeclean.Besidefornormalrinsesolvent,paintreducerisgenerallyagoodsolventforflushingpriortoloadingcoating.Afterusing,allequipmentshouldbecleanimmediately.Avoidcontaminationofmaterialswhenswitchingbetweenmaterials.在轉(zhuǎn)換材料時﹐避免材料污染。CleaningBeforeusing,allequiPaintSupplyingRoomPaintpotcleaningandsystemflushTemp.andHumiditycontrolinroom室內(nèi)溫﹑濕度管制Safetyforpressurepot壓力罐安全性ViscosityinspectionregularlyPaintSupplyingRoomPaintpotPainting--Environment﹕環(huán)境Temperaturecontrolinbooth無塵室溫度管制Humiditycontrolinbooth無塵室濕度管制LustrationGrade:Nolessthan100kgrade清潔等級﹕不小于100kDustfreeattheentrancetobooth風(fēng)淋門除塵Inputairfilter安置空氣過濾器Inputairheat輸入熱空氣Painting--Environment﹕環(huán)境PaintingPaintingshouldbeseparatedfrommoldingarea噴漆段應(yīng)和“成品”區(qū)分開。Cleaningclothesforworker保持工衣清潔Airexchange換氣PaintingPaintingshouldbesepPainting--Equipment﹕儀器Robotorspindletype機器人或轉(zhuǎn)軸類型ProgramaccordingtopartHVLPorConventionaltypegunHVLP或常規(guī)漆槍？？？Conveyortype傳送類型Boothtype,waterwallordryfilter無塵室裝備﹕水簾幕或濾網(wǎng)Watertankinbooth保持水簾幕的水流Painting--Equipment﹕儀器AirSprayBasicsAtomization:thebreakupoffluidintosmalldropletsDefinitionofAirSpray:usescompressedairtobreakupfluidintosmallatomizeddroplets.AdvantagesofAirSpray:VersatileApplicationTool﹕工具通用LowCapitalInvestment﹕降低成本VersatileFluidFeedSystems﹕供料系統(tǒng)通用FineFinish:節(jié)省涂料ExcellentforMetallics極好的金屬性AirSprayBasicsAtomization:tWhatisHVLP?HVLPsprayusesahighvolumeofair,deliveredatlowpressure,toatomizepaintintoapatternoflow-speedparticles.Thehighpressureofconventionalspraystendsto“blast”thematerialintosmallparticles.常歸霧化高壓將材料變成小顆粒。Incontrast,HVLPreliesonairdeliveredat10psiorlesstobreakthematerialintosmallparticles.相比之下﹐HVLP依賴空氣在10Pis或清除細小顆粒HVLPwillworkwithanymediumsolidsmaterialthatcanbeatomizedbythegun.HVLP將使噴槍霧化的涂料噴涂于任何固體材料。WhatisHVLP?HVLPsprayusesaHVLPAdvantages:HightransferefficiencyLessoversprayBoothmaintenance無塵室防護Materialcosts成本W(wǎng)astedisposal報廢處理Disadvantages:SlowerproductionratesNotallmaterialsbreakupwell(i.e..highsolids)HVLPAdvantages:Disadvantages:PaintingProcessAtomization﹕霧化Fluidflow﹕液體流量GunPosition/AngleofApplication噴槍位置/應(yīng)用角度(范圍)FluidandAirPressureRecording液壓&空氣壓力記錄Filmbuilding涂膜Flashtimebetweenpasses記錄噴涂時間Flashtimebeforeoven進烤箱時間PaintingProcessAtomization﹕霧化AtomizationDefinedasthebreakingupofpaintintotinydropletstoformamistfromaliquid涂料進入霧化腔內(nèi)分解為液霧Usedto:應(yīng)用Shapethespraypattern制定噴霧模式GuidethepainttothepartFormdropletsize霧化AtomizationDefinedasthebreaProblemswithAtomizationAtomizingAirtooHigh:霧化太高DryOversprayExcessiveFog過多塵霧InconsistentGloss不一致光澤LowerFilmBuilds較低薄膜層AtomizingAirtooLow:霧化太低RunsandSags熔化&下陷OrangePeel橘子皮SolventPopping熔解太快ExcessiveFilmBuilds過多薄膜層ProblemswithAtomizationAtomiFluidDeliveryDefinedastheamountofmaterial(inouncesorccperminute)beingemittedfromthetipofthefluidnozzle.定義從噴嘴單位時間涂料流量(每盎司或cc每分鐘內(nèi))Fluiddeliveryaffects:液體傳送影響Atomization霧化Filmbuild涂膜層Fluidflowaffectedby﹕液體流程受以下因素影響Viscosity﹕粘度PumpandRegulatorfluidpressures吸取涂料壓力&調(diào)整液體壓力Orificesizeoffluidnozzle/tip液體噴嘴/口徑Adjustmentofgunfluidcontrolvalve液體噴槍調(diào)節(jié)器管控閥Triggeringactionofapplicator外界加壓作用FluidDeliveryDefinedastheaProblemswithFluidDeliveryFluidDeliverytooHigh:RunsorSagsSolventPopping溶劑揮發(fā)Mottling–metallics砂粒Highfilmbuilds薄膜太厚OrangePeel橘子皮FluidDeliverytooLow:DrysprayLowfilmbuildsPoorHidingProblemswithFluidDeliveryFlAdjustmentsSystemAdjustments:therearetwotypesofairspraysystems:

調(diào)節(jié)系統(tǒng)﹕兩種霧化類型PressureFeedSystem進料系統(tǒng)Therearetwoareaofadjustmentinthepressurefeedsystem:airandfluid.進料系統(tǒng)有二個調(diào)整區(qū)域﹕空氣&液體Theairpressureiscontrolledbyanairregulatorinthemainairlinetothegun.氣壓由空氣調(diào)節(jié)員在主要的供氣線上管制。Fluidflowiscontrolledeitherbyafluidregulator,ortheregulatoronthepressurepot.液體流程由液體調(diào)整器和壓力罐調(diào)整器管制。SiphonFeedSystem虹吸管進料系統(tǒng)Onlytheairisadjustedinthesiphonfeedsystem.在虹吸管進料系統(tǒng)中僅是空氣被調(diào)整過的AdjustmentsSystemAdjustments:AdjustmentsPatternAdjustingValve式樣調(diào)節(jié)閥Thepatternadjustingvalveregulatesairtothe“horns”ofthegunaircap.Hornaircontrolstheshapeofthespraypattern.式樣調(diào)節(jié)閥管控噴槍帽處喇叭口氣流。喇叭口氣流管控霧化形狀。AirAdjustingValve空氣調(diào)節(jié)(霧化調(diào)節(jié))閥Theairadjustingvalvecontrolsonlytheflowofair(CFM)totheaircapandhasnoeffectonairpressure(PSI).空氣調(diào)節(jié)閥僅管制空氣流程(CFM)﹐不影響氣壓(PSI)AdjustmentsPatternAdjustingVAdjustmentsFluidatGunAdjustment噴槍調(diào)節(jié)器的功能FluidAdjustingValve:液體調(diào)整閥Thefluidadjustingvalvecontrolsthevolumeoffluidbyrestrictingfluidflow.Itdoesnotaffectthepressure(PSI)ofthefluid.靠限制液體流程管控液體調(diào)整閥容量﹐不影響液體壓力。Whenfluidregulationispossible(pressurefeedsystems)itisbesttoregulatepressureratherthanrestrictingmaterialflowwithneedle.液體調(diào)節(jié)可能時﹐最好管控壓力而并非用針限制材料流程。AdjustmentsFluidatGunAdjustFilmBuildDefinedastheamountofmaterialleftonasurfaceafterthesolventhasevaporated.Measuredinmilsormicrons.測量精度千分之一或微米Wetmils-atapplicationDrymils-afterovencureFilmbuildisaffectedby:AtomizingairFluiddeliveryViscosityofPaintOperatorTechnique-linespeedvsspraygunsetupFilmBuildDefinedastheamounProblemswithFilmBuildDryFilmBuildtooHigh:Blistering水泡Cracking斷裂OrangePeel橘子皮DryFilmBuildtooLow:Chalking漏黑Chipping雜質(zhì)Fading褪色GlossRetention保持光澤ProblemswithFilmBuildDryFiDell-MysticSilverXPM21330MonocoatOperationInstruction(Substrate:Plastic)Pretreatment(Degrease&removedust)MysticSilverSpray4coatsDFT:20-30umBake60℃x20~30minsPackingflash5minCoolingtoroomtemp.

XPM21330:980-35239:M850-59572(Monocoat)(Hardener)(Thinner)=4:1:1.5~2(byweight)Viscosity:9-13sec/IWATA/25℃)EH/2002/8PretreatmentMysticSilverBakePDell-IonSilverXPM21332MonocoatOperationInstruction(Substrate:Plastic)Pretreatment(Degrease&removedust)IonSilverSpray4coatsDFT:20-30umBake60℃x20~30minsPackingflash5minCoolingtoroomtemp.

XPM21332:980-35239:M850-59572(Monocoat)(Hardener)(Thinner)=4:1:1.5~2(byweight)Viscosity:12-14sec/IWATA/25℃)EH/2002/8PretreatmentIonSilverBakePackBakingOvensettingpointLinespeedBakingtimeBoxovenTimebetweenlineovenandboxovenBakingOvensettingpointReworkingPartsneedtobesandedandthenIPAwiped.部分需要打磨并IPA處理。500-1000GritSandpaperusedtoabradesurface.以500-1000#砂紙打磨表面。Cleanthesurfacebeforeandaftersanding.Repeatentireprocessasbefore.整個制程的循環(huán)。ReworkingPartsneedtobesandSafetyinPaintSprayingOperations

噴漆霧化操作的安全性SafetyinPaintSprayingOperaSafetyInPaintSprayingOperationsGeneralSafetyConsiderations一般安全性考慮事項Bonding&Grounding粘合&接地SafetyInPaintSprayingOpera

PressurizedEquipmentGuns:噴槍Donotpointgunatanypartofbody禁止用噴槍噴射人體的任何部位。Donotplacehandorfingersoverspraytip禁止將手掌或手指置于噴槍射口處。Engagetriggerlockwhennotinuse(airless)不通風(fēng)---停止供氣時鎖緊閥門。Inspectforphysicaldamageorloosefittingsbeforeuse使用前檢查設(shè)備磨損或零件是否匹配。Alwayshavetipguardinplacewheninuse(airlessguns)槍頭在停噴時注意保護。DonotexceedMaximumAllowableWorkingPressure(MAWPorMWP)禁止超過最大工作壓力(MAWP或MWP)

PressurizedEquipmentGuns:噴槍

PressurizedEquipmentAir/PaintHose:空氣管/涂料管Inspectforcuts,abrasions,bulging,leaks,looseconnections-REMOVEDEFECTIVEHOSESFROMSERVICEIMMEDIATELY檢查發(fā)現(xiàn)管道有切口﹐表面磨損﹐凸起﹐漏洞﹐連接松脫等現(xiàn)象。立即解決并更換有缺陷的管道。Providestrainrelief'sonconnectingendsofhighpressurehoseAssurehoseiscompatiblewithcoating/cleaningsolventstobeused保証管道中所供給的涂料/清潔