新涂布机培训资料英文版_精品文档.ppt

1、GL CoaterTraining Sea Dragon PM 4,-2005,A Technological partB Technical componentsC OperationD MaintenanceE Safety,Task of GL Coater,Uniform application of fluid in order to:,Improve printability 改善印刷质量 Improve opacity and gloss 提高透明度和光泽度 Prevent curling and dusting 防止卷曲和除尘,Pigmenting and coating,Ap

2、plicationprinciple,1backing roll(背辊)2roll applicator unit(辊式涂布装置)3framing(机架)4 return system(回流系统)5 metering beam(刮刀梁),Application principle,Metering elements,Contour coat涂层轮廓,with metering rod,Blade coat,Stiff/Bent Blade(硬/软 刮刀),Metering rod(计量棒),Design Data,GL COATER STATION Control function hydra

3、ulic with roll application system.The coater can be used with rod or blade.,Design Data,Design Data,Web width 5650 mmMax.operation speed 620 m/minDesign speed 700 m/min,Design Data,Coating machineDryness before coating machine 93%Dryness at reel 93%Coating weight 12 g/mSolid content 60%Coating colou

4、r viscositiy 350 2000 cps(100 rpm,#4 Spindle,35C)Coating metering type rod/Stiff bladeCoating drying type Air Dryers(customers provision)Coating weight control CD manual MD automatic,Design Data,Applicator roll Diameter 450 mmFace 5.860 mmCover thickness 20 mmCover material rubber MagnaSizeCover har

5、dness 25 P&JBody and journals of steel,caps of cast iron.,Design Data,Backing rollDiameter 1.000 mmFace 5.850 mmCover thickness 25 mmCover material rubber,TopcoatCover hardness 70 P&JBody and welded on journal of steel,A Technological partB Technical componentsC OperationD MaintenanceE Safety,GL Coa

6、ter,machine shop assembly,1backing roll(背辊)2rope pulley segment(引纸绳滑轮组)3Rope(引纸绳),Backing roll,Applicator roll,1color pan(颜料盘)2color distribution pipe(颜料分配管)3applicator roll(涂布辊),Applicator roll speed approx.20%of backing roll speed.(涂布辊的速度大约为背辊速度的20%),Applicator roll swivelling,1roller applicator u

7、nit(辊式涂布装置)2hydraulic cylinder(液压缸)3pivot bearing(旋转轴承),Applicator roll swivelling,Applicator roll gap,1screw jack element(螺旋千斤顶)2handwheel with position indicator(操纵轮和位置指示器)3limit stop(限位器)4 Stand(支架),1Handwheel(操纵轮)2spacer unit(定位架)3limit stop(限位器),A=0,5-0,8 mm,Applicator roll gap,Applicator roll

8、gap,Framing,1backing roll bearing(背辊轴承)2stand(支架)3metering beam bearing arm(刮刀梁的轴承座)4 pivot bearing(传动轴承),Color pan,1application zone(施涂区)2color distribution pipe(颜料分配管)3cooling duct(冷却剂导管)4 Header(总管)5 color pan(颜料盘),Color distribution pipe,1inlet(入口)2exit holes(出口)3Header(总管)4 bypass holes(旁通孔),Co

9、lor distribution pipe swivelling,1hydraulic cylinder(液压缸)2color pan(颜料盘)3color distribution pipe(颜料分配管),1color distribution pipe(颜料分配管)2hydraulic cylinder(液压缸)3color pan(颜料盘),Color distribution pipe swivelling,Color distribution pipe swivelling,1sealing strip(密封条)color distribution pipe(颜料分配管)3appli

10、cation roll(涂布辊),A=1 mm,Color distribution pipe seal,1seal(密封条)2color distribution pipe(颜料分配管)3clamping strip(夹紧条)4 applicator roll(涂布辊)5 fastening screw(螺栓),Splash guard,5 mm,Edge doctor,1holder with clamp2doctor blade3applicator roll,Edge doctor,1paper web2backing roll3doctor blade4 holder5 clamp,

11、Edge doctor,Mind that the color will flow outwards after the edge doctor,Edge doctor,Edge doctor,Metering beam,1spacer unit2cross member3hydraulic cylinder4 device for adjusting metering beam angle5 bearing arm6 metering beam bearing arm7 blade holder,Metering beam,1intermediate flange2gear cam limi

12、t switch3screw jack element4 servomotor5 guard6 angle encoder7 motor flange,Stiff blade,1paper web2loading blade3press-on hose,Stiff blade,1blade guard2pressing strip3press-on hose4 coating blade,Stiff blade,Standard stiff blade types:,Stiff blade,Bent blade,Bent blade,Bent blade,Choose a blade angl

13、e and calculate the metering beam angle,Blade angle,Metering beam angle,Bent blade,Example:Blade loading-6,0 mm Deflection angle 22,5W3=22,5+W2,1pressing strip2press-on hose3metering rod4 metering-rod bed5 blade,Rollflex,Rollflex,Metering rod drive,1metering rod with quick coupling2cover hood3motor

14、with gearbox4 drive shaft5 moveable drive shaft,Metering rod drive,GL-CoaterBlade clamping,closed,open,Profiling spindles,1profiling spindle2blade guard3coating blade4 press-on hose5 pressing strip6 clamping hose7 supporting strip,For Rollflex,Basic alignment/adjustement of pressing strip,For stiff

15、balde and bent blade,Metering beam swivelling,Metering beam swivelling,Metering beam operating position,1screw jack element2handwheel with position indicator3bracket4 pivot bearing5 metering beam bearing arm6 thrust piece,Gauge for rollflex,A=1,0 mm,Metering beam operatingposition,1gauge2profiling s

16、pindle3pressing strip,Gauge for stiff blade and bent blade,A=sheet thickness,e.g.0,4 mm,Metering beam operatingposition,1gauge2profiling spindle3pressing strip,Parts for adjusting the gab between Applicator beam and Back roll,FS,Remark:After roll change the distance device must turned out complete,Remark:The adjusting blade must be attached each 300-500 mm of outside.Guaranteeing that the adjusting blade fit correctly.,Remark:Turning the hand wheel counterclockwise.The feeler must move easy betw