会员注册 | 登录 | 微信快捷登录 支付宝快捷登录 QQ登录 微博登录 | 帮助中心 人人文库renrendoc.com美如初恋!
站内搜索 百度文库

热门搜索: 直缝焊接机 矿井提升机 循环球式转向器图纸 机器人手爪发展史 管道机器人dwg 动平衡试验台设计

   首页 人人文库网 > 资源分类 > PDF文档下载

外文翻译-- 绘画喷雾 英文版.pdf

  • 资源星级:
  • 资源大小:1.31MB   全文页数:30页
  • 资源格式: PDF        下载权限:注册会员/VIP会员
您还没有登陆,请先登录。登陆后即可下载此文档。
  合作网站登录: 微信快捷登录 支付宝快捷登录   QQ登录   微博登录
友情提示
2:本站资源不支持迅雷下载,请使用浏览器直接下载(不支持QQ浏览器)
3:本站资源下载后的文档和图纸-无水印,预览文档经过压缩,下载后原文更清晰   

外文翻译-- 绘画喷雾 英文版.pdf

ABCsofSprayPaintingABCsofSprayPainting10.00A2928AForwardTableofContents2Whilethisbookexaminesthesprayfinishingoperationanditsequipmentfrommanyviewpoints,thereisstillmuchmoretobelearnedtobecometrulyproficientatsprayfinishing.ThebestwaytobecomeproficientatsprayfinishingistojustdoitManytradetechnicalandcommunitycollegesoffercoursesinsprayfinishing,agreatwaytoimproveyourskills.Manyofthetricksoftheprofessionalsprayfinisherinvolvepaintsandcoatings.Themanufacturersofthesematerialsroutinelypublishcompletebooksonthesesubjects.Thesepublicationsareavailableinspecialtypaintstoresandwillprovideyouwithconsiderabledetail.Manyofthesebooksalsocontaininformationontechniquesforsurfacepreparation.Anotherimportantsourceofinformation,particularlyonequipmentuseandselectionisyourlocalsprayfinishingequipmentdistributor.Nobookcouldevercompletelycoveraspecialistsindepthknowledgeofequipment,techniques,maintenanceandtroubleshooting.Informationisavailablefrommanyresourcesonthesubjectofsprayfinishing.Itisourhopethatthisbookwillprovideyouwithastarttowardperfectingyourfinishingskills.ArecentadditiontoresourcesavailabletothesprayfinisheristheWorldWideWeb.Manymanufacturesarerepresentedandquestionandanswerforumsareavailable.Pleasevisitourwebsitesawww.binks.com.twww.devilbiss.comandAboutthisbook..ThisbookhasbeenupdatedseveraltimesfromTheABCsofSprayEquipment,originallypublishedbyTheDeVilbissCompanyin1954.Itfocusesonequipmentandtechniquesforsprayfinishing.Theformatoftheoriginalbookwasquestionandanswer.Wehaveretainedthatformatinthisedition.Thisbookisorganizedaroundthemajorcomponentsofanairspraysystemsprayguns,materialcontainers,hose,aircontrolequipment,compressors,spraybooths,respiratorsandashortsectionongeneralcleanlinessandothersourcesofinformation.Athoroughunderstandingofthematerialinthisbookplusalotofactualspraypaintingpracticeshouldenableyoutohandlejustaboutanyspraypaintingsituation.Althoughwehavemadeanefforttomakethisbookasdetailedandascompleteaspossible,beawarethattheequipmentandproductsystemsusedtoillustratepointsareentirelybasedonDeVilbisstechnology.DeVilbissistheworldsoldestandlargestmanufacturerofspraypaintingequipment,andhasmaintainedthisleadershipsinceitsfoundingin1888.Forward.....21.Introduction..3SurfacePreparation...3PaintPreparation32.AirAtomizingSprayGuns....4SprayGunTypes..4PartIdentificationandFunction...6Operation....9Maintenance.11Troubleshooting...133.MaterialContainers...164.HoseandConnections185.AirControlEquipment..206.Respirators..227.AirCompressors.238.SprayBooths..25.1.Introduction3Thisbookisabouttheselection,useandmaintenanceoffinishingequipmentsprayguns,tanks,cups,hoses,compressors,regulators,spraybooths,respirators,etc.Itpresumesthatyouarefamiliarwithstandardsurfacepreparationtechniquesthatmayberequiredbeforefinishingactuallybegins.Italsopresumesabasicknowledgeofthemanydifferenttypesofpaintsandcoatingsavailable.Creatingaperfectfinishrequiresasolidknowledgeofsurfacepreparation,finishesandspraypaintingequipment.Thefirsttwoareextensivelycoveredinmanyotherbooks.Themanufacturersofpaintsandcoatingshavegonetogreatlengthtopublishinformationontheirnewandexistingproducts.But,evenanextensiveknowledgeofsurfacepreparationtechniquesandpaintchemistryisnotenoughtoassureaprofessionalfinish.Thefinishmustbeappliedbyaspraygun,andallthevariablesofitsusemustbemastered.Theequipmentnecessarytoapplythefinish–thespraygun,tank,cup,regulator,hoses,compressor,etc.–mustallbematchedtothejobaswellastoeachother.Thatequipmentmustbeusedandmaintainedproperly,withanappreciationofhowandwhyitworksthewayitdoes.Themomentoftruthforanyfinishhappenswhenthetriggerispulled.Thisbookfocusesonthatmoment.SurfacePreparationThesurfacetobefinishedshouldbewellcleanedbeforepainting.Ifthepaintmanufacturersinstructionscallforit,thesurfaceshouldbechemicallytreated.Useablowoffgunandtackragtoremovealldustanddirt.Noamountofprimerorpaintwillcoverupabadlypreparedsurface.Plasticpartsmaycontainstaticelectricityfromthemoldingprocess.Thisstaticattractsparticlesofdustanddirt.Eliminatethembytreatingwithdestatisizingairusingaspecialblowoffgunthatimpartsaneutralchargetotheairflow.Achemicalantistatictreatmentisalsoavailable.PaintPreparationTodaysfinishesareextremelycomplexchemicalformulations.Theyincludebothsolventandwaterbornetypes.Somemayrequiretheadditionofsolventstoformthepropersprayingviscosity.Othersmaysimplyrequiretheadditionofasecondcomponentataprescribedratiotoobtainsprayableconsistency.Manyofthemalsohavehardenersorotherchemicals,addedtothemtoinsurecorrectcolormatch,gloss,hardness,dryingtimeorothercharacteristicsnecessarytoproduceafirstclassfinish.Makesureyouarefamiliarwiththespecificfinishmaterialdatasheetsaccompanyingeachmaterial.Donotmixmaterialsfromvariousmanufacturers.Readandfollowdirectionscarefully.AllfinishmaterialsmustalsobesuppliedwithaMaterialSafetyDataSheetMSDS.Thisdataprovidesinformationonproperhandlinganddisposalofmaterials.ManystatesrequirethatMSDSbekeptonfilebytheuser.Thefirststepisknowingthetypeandcolorofpainttheprojectrequires.Withthisdetermined,followthemanufacturersinstructionforpreparingitexactly.Ifyouhaveanydoubtsabouthowtoproceed,dontguessContactyourpaintsupplierforhelp.ImproperlypreparedpaintwillneverproduceagoodfinishThechiefcharacteristicthatdeterminesthesprayablilityofpaintandhowmuchfilmmaybeappliedisitsviscosityorconsistency.Followingthepaintmanufacturersinstructionswillgetyouclose,butforprofessionalresults,useaviscositycup.Itisasimplebutveryaccuratewaytomeasurethethicknessofpaint.Withthecup,youcanthinorreducethepainttothepreciseconsistencyrequiredbythemanufacturer.Alwayspreparepaintinaclean,dustfreeenvironment.Painthasaremarkableabilitytopickupdirt.Dirtypaintwillnotonlyclogyourspraygun,butitwillalsoruinyourpaintjob.Getinthehabitofalwayspouringpaintintothecuportankthroughapaintstrainer.Paintisneverascleanasitlooks.32.AirAtomizingSprayGuns4IntroductionThespraygunisthekeycomponentinafinishingsystem.Itisaprecisionengineeredandmanufacturedinstrument.Eachtypeandsizeisspecificallydesignedtoperformacertain,definedrangeoftasks.Asinmostotherareasoffinishingwork,havingtherighttoolforthejobgoesalongwaytowardgettingprofessionalresults.ThischapterwillhelpyouknowwhichisthepropergunbyreviewingtheConventionalAirandHighVolume/LowPressurespraygundesignscommonlyusedinfinishingsuctionfeed,gravityfeedandpressurefeed.Itwillalsoreviewthedifferenttypesofgunsandcomponentswithineachdesign.Athoroughunderstandingofthedifferencesbetweensystemswillallowyoutoselecttherightgun,touseitproperlytoproduceahighqualityfinishandtocontributetowardaprofitablefinishingoperation.SPRAYGUNTYPES1.WhatisanairspraygunAnairspraygunisatoolwhichusescompressedairtoatomizepaint,orothersprayablematerial,andtoapplyittoasurface.Airandmaterialenterthegunthroughseparatepassagesandaremixedattheaircapinacontrolledpattern.2.WhatarethetypesofairspraygunsAirspraygunsmaybeclassifiedinvariousways.OnewayisbythelocationofthematerialcontainerFigure1showsagunwithacupattachedbelowit.Figure3showsagunwithacupattachedaboveit.Figure4showsamaterialcontainersomedistanceawayfromitspressurefeedgun.ThetypeofmaterialfeedsystemisalsoawayofclassifyinggunsSuctionFeed...drawsmaterialtothegunbysuctionasinFigure1.GravityFeed...thematerialtravelsdown,carriedbyitsownweightandgravityasinFigure3.PressureFeed...thematerialisfedbypositivepressureasinFigure4.Gunsmayalsobeclassifiedaseitherexternalorinternalmixdependinguponthetypeofaircap.3.WhatisasuctionfeedgunAspraygundesigninwhichastreamofcompressedaircreatesavacuumattheaircap,providingasiphoningaction.Atmosphericpressureonthematerialinthesuctioncupforcesitupthesuctiontube,intothegunandoutthefluidtip,whereitisatomizedbytheaircap.Theventholesinthecuplidmustbeopen.Thistypegunisusuallylimitedtoaonequart,orsmaller,capacitycontainerandlowtomediumviscositymaterials.Figure1SuctionFeedGunwithattachedcupSuctionfeediseasilyidentifiedbythefluidtipextendingslightlybeyondthefaceoftheaircap,seefigure2.Figure2SuctionFeedAirCapSuctionfeedgunsaresuitedtomanycolorchangesandtosmallamountsofmaterial,suchasinautomotivepanel/bumperrepairsandcompletes,touchup,orlowerproductionoperations.4.WhatisagravityfeedgunThisdesignusesgravitytoflowthematerialfromthecup,whichismountedabovethegun,intothegunforspraying.Nofluidpickuptubeisused,sincethefluidoutletisatthebottomofthecup.Thiscuphasaventholeatthetopofthecupthatmustremainopen.Itislimitedto34ouncecapacitiesduetoweightandbalance.Gravityfeedgunsareidealforsmallapplicationssuchasautomotivepanel/bumperrepairsandcompletes,spotrepair,orforfinishinginalimitedspace.Theyrequirelessairthanasuctionfeedgun,andusuallyhavelessoverspray.Figure3GravityFeedGunwithattachedcup

注意事项

本文(外文翻译-- 绘画喷雾 英文版.pdf)为本站会员(英文资料库)主动上传,人人文库网仅提供信息存储空间,仅对用户上传内容的表现方式做保护处理,对上载内容本身不做任何修改或编辑。 若此文所含内容侵犯了您的版权或隐私,请立即通知人人文库网([email protected]),我们立即给予删除!

温馨提示:如果因为网速或其他原因下载失败请重新下载,重复下载不扣分。

copyright@ 2015-2017 人人文库网网站版权所有
苏ICP备12009002号-5