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1、真空覆膜机工作原理（Workingprincipleofvacuumlaminatingmachine）Workingprincipleofvacuumlaminatingmachine1filmcoveringtypesandprocessflowAccordingtodifferentcoatingequipmentandtechnologyisdividedintotwocategories,oneisthe"film",anotheris"precoatingfiltration";andthebeamsplitterandsubfilmtwo.1.1coatingThat
2、istosay,thecoatingisakindoflaminatingmachinewhichusesthecoatingmachinetoprocessthepaperandplasticfilmimmediately.Itmainlyconsistsofthecoatingprocessingplantorprocessingworkshop,accordingtotheneedtorolltheplasticfilmcoatingadhesive,afterdrying(slight)composite,pressurizedpaperfilmadhesiontogeth
3、ertoformfilmcoveredproducts.Thatis,thecoatingequipmenthastwokindsofautomaticandsemi-automatic,thebasicworkingprincipleisthesame;theprocessflowmainlyincludesunwinding,gluing,drying,compounding,cuttingandpilingup.UnwindingGluingcoatingA,drumreversetype;B,concave;C,noscraperrollerextrusion;D,with
4、scraperdirecttype.DryingA,evaporation,B,thermalization,Candsolventexclusion.CompoundA,hotpressroller,B,rubberpressureroller,C,pressureadjustment.PrintedmatterinputTherecoveryofaccumulation1.2precoatingfilmTheprecoatingfilmisakindoftechnologythatcombinesthefilmontheplasticfilmbeforerewinding,an
5、dthencombinedwiththepaperprinting.Theprecoatingfilmispreparedbytheprecoatingprocessingplantaccordingtothedifferentsizesofthespecifications,andthenthecoatingiscoatedandrolledfortheuseofthefactoryandthencombinedwiththeprintedpaper.Precoatingprocessismainlypreroll,glue,gluecoating(lowhangingtype)
6、,curingandcoolingandrewinding,cuttingandpackagingtorecoverthevolume.Precoatingmachine,togiveup:temperature,heating,compositepaper-cutting-automaticpacking-finishedproducts.Therearethreekindsofprecoatingfilm:hotfilm,pressuresensitivefilmandspecialfilm.Bindingismainlyusedintwokindsofhotfilm:BOPP
7、,PET(andoneisNnylon).2,thefilm"heat"shouldbe"cooling"Thefilminthepast10yearssweptthecountry,hasbeenunabletopickupthedegreeofenthusiasm,atimeeverywherelaunchedthatcoatingequipment;havingbooksandperiodicalscoverhardcover,paperback,orridin
