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Post Press EquipmentCoating UnitThermal Paper Printer CoaterThermal Paper Coating MachinePaper Coating Machine
Zibo Joyreach New Materials Co., Ltd.
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Product Description Thermal Paper Coating MachineUsage:Used in the production of thermal induced paper. Single conversion coating of coated paper.The main parameter:GSM:40-150g/m2speed:100-300m/minnet width:1092-2400m/mcapacity:10-100t/dStructure and characteristics:unreeling (automatic paper receiving)+scraper+gas floating type drying oven+pull roll+scraper+gas floating type drying oven+back coating+gas floating type drying oven+the groom cylinder+4 rolls 2 nips softcalendar +rolling(automatic paper receiving)Finishing section:high speed roll paper slitting.bobbin paper slitting machine.small coiling block slitting.Coating preparation: boil glue tank.high speed disperse tank . before grinding jar. sand mill. storage tanks. blending tank. the nose can. vibrating screenMotor driving section:frequency control of motor speed distribution transmission.hardened reduce Detailed Photos FAQNot included:Building of the houseFoundation buildingHouse ventilationInstallation materials and workPipe materials and workWire materials and work (links and control lines between equipment operation cabinet)Pipe materials and work (equipment is connected water delivery and supply)Lighting systemElectricity receiving deviceSteam source for drying and gas source for equipment control (pipeline, valve, water supply used for equipment)Examination fees by users or their agnetsDevices and design or engineering not mentioned in this note The coating machine contains five main parts, it is acceptable to purchase only one part of them, and we can provide all the technical data of five parts, which need to pay the technical fee,it depends.Please be informed and understand that. Product DescriptionThermal Paper coating machine1, Overview:This coater is an external double-sided coater, which is suitable for coating, drying and finishing of water-soluble coatings (without flammable and explosive solvents) on base paper, and is mainly used to produce thermal paper.2, Main technical parameters:2.1 Paper grade: thermal paperBase paper width: ≤ 1450mmBase paper weight: 40-60 g/m2Base paper moisture: 5-6%Web tension: 250-500N/mMaximum diameter of unwinding: 1100mmMaximum winding diameter: 1200mm2.2 Working speed: 180-200m/minDesign speed: 230m/minBalanced speed: 300m/min2.3 Power supply voltage: 3X380/50 (V/HZ)Control voltage: 220/50 (V/HZ)Compressed air pressure: 0.5MPaClean water pressure: 0.3 MPaClean water temperature: 25-37 oCTemperature of chilled water: 3-8 oCHot water pressure: 0.3MPaSteam pressure: 0.5MPa2.4 Paint property: water-soluble paint.Coating amount: 4-10g/m2 for pre coating, 2.5-6g/m2 for top coating, 1-2 g/m2 for back wettingSolid content: scraper 33-40%, air knife 18-23%2.5 Drying method: single side hot air dryingBack coating: air floating drying oven2.6 Transmission mode: the main transmission is AC variable frequency step-by-step transmission.2.7 Color of the machine: the main body of the machine is light milky white, the walking platform and handrails are dark gray, the drive bracket is black, the drive rotating parts are red, and the belt cover is safe color (orange).2.8 Arrangement mode: the left hand is the operator.Maximum lifting weight: 3tOverall dimensions of host (length x width x height): 42000mmX5600mmX6700mmGauge: 2100mm 3, Environmental description:1. Wool tension: design tension: 4.5kN/m, work and use tension: 3-4kN/m2. Requirements for water, electricity, steam and compressed air2.1 Clean waterRequirements: clean, colorless and desandedPH value: 6 ~ 8Cold water: 15 oC2.2 Power supply parametersAC voltage: 380V ± 10%Control voltage: AC220VFrequency: 50HZ ± 1%2.3 Drying oven is heated by natural gas burnerAdjust steam heating of cylinder groupDrying cylinder: ≤ 0.3Mpa2.4 Compressed airAir source pressure: 0.7MpaService pressure: ≤ 0.5MpaQuality requirements: filtration, oil removal, water removal and dryingAir supply temperature: ≤ 35 oC3. Requirements for dynamic balance of roller:Roller: Grade G2.5Dryer: G4 4, This machine is an external coater, with the structure flow as follows:Paper withdrawing device (automatic paper receiving) - traction roller - scraper coater - first section: open hot air dryer (2 sections, 8m in total) - one section of finishing cylinder group (2 φ 500 chrome plating drying cylinder) - scraper coater - the second section: open hot air dryer (3 sections, 12m in total) - back wetting device - air floating drying oven - finishing cylinder group (3 φ 1500 chrome plating dryer) - two roller calender - paper receiving device (automatic paper receiving). 5, Technical description of main structures and scope of supply:5.1. Automatic paper splicing and unloading device 1 setThe automatic two-way paper feeding rack consists of a rotary paper feeding rack and a paper feeder.The rotary paper feeding rack is composed of a frame, a rotary swing arm device, a paper roll brake and transmission device, a paper guide roller, etc.The paper feeder is composed of swing arm, paper roll speed measuring device, paper pressing roller, paper breaking roller, paper breaking knife, compressed air system and electrical control system.Maximum roll diameter φ 1100mm.5.1.1 Rack 1 setThe frame is welded with A3 steel plate and profile steel. HT200 cast iron base plate.5.1.2 Rotary arm device 1 setThe rotary arm is welded by steel plate, and the rotary arm device is driven by the worm gear transmission box to rotate. The motor of worm gear transmission case is equipped with brake device. The motor power is 3KW.5.1.3 Roll brake and auxiliary device 1 setDuring operation, the braking and assistance of the paper roll are completed by two 7.5KW variable frequency motors.5.1.4 Paper breaking device 1 setThe paper breaking device is composed of a paper pressing roller, a paper cutter and an air cylinder.Paper pressing roller 1 setOverall dimensions φ 190X1600mmRoll body material: seamless steel pipe rubber coatingRubber hardness: Shore 50 ± 2 °Glue coating thickness: 10mm5.1.5 3-inch air expansion shafts 2 sets (supplied by domestic professional manufacturers).5.1.6 Compressed air system 1 set5.2 Scraper coaters 2 setsThe scraper coater is mainly composed of a feeding roller, a scraper back roller, a knife clamp adjusting device, and a paint tank. The pressure and angle between the scraper blade and the paper surface can be easily adjusted. The solid content of the paint is 33~40g/m2.5.2.1 Rack 1 setFrame: welded with profile steel and A3 steel plate, wrapped with stainless steelBase plate: HT200 cast iron5.2.2 Feeding roller 1 setOverall dimensions: φ 320X1700Roll body material: seamless steel pipe wrapped with glueCladding material: neoprene, 15mm thickBearing lubrication: greaseEquipped with drive motor: 3KW5.2.3 Scraper back roll 1 setOverall dimensions φ 500X1700Roll body material: 20 # steel plate roll weldingCladding material: neoprene, 20mm thickRubber hardness: Shore 75 ± 2 °Bearing lubrication: greaseEquipped with transmission motor: 5.5KW5.2.4 Paint metering unit 1 setThe blade is clamped on the cutterbed through several small cylinders. When working, the entire cutterbed is pressed against the paper surface under the pull of the cylinder. The angle between the blade and the paper can be adjusted through a set of worm gear device. The local pressure in the transverse direction between the blade and the paper can be adjusted through the fine adjustment bolt.The scraper blade is 100mm wide and 0.38mm thick.The single point adjusting device for banner coating amount is a precision threaded device. The spacing of banner coating is 70mm.5.2.5 Material trough 1 setThe material trough is made of stainless steel with interlayer, which can be connected with cold water, and can be divided into feeding room, return room and overflow room.Supply to the flange port of the main pipe.5.2.6 Limit devices 2 setsThe distance between the back roll and the loading roll, the scraper head and the back roll can be adjusted during operation.5.2.7 Roller edge lubricating device 1 set5.2.8 Scraping device 1 setIt is installed on both sides of the feeding roller. The scraper blade is made of rubber and the feeding width can be adjusted.5.2.9 Compressed air system 1 set1 control box, equipped with air source processing element, actuating element and control element.Control unit: scraper beam movement, feeding roller movement, paint groove movement, scraper blade clamping.5.3. Back water application and coating device 1 setIn this device, a roller immersed in the water tank transfers water (or glue) to a metering roller, and then the metering roller applies the water film (or glue film) on the paper. These two rollers are equipped with separate drives and can be adjusted. The amount of water applied can be controlled by adjusting their speed and the gap between the two rollers.5.3.1 Rack 1 setSection steel and A3 steel plate welding, cast iron base plate.5.3.2 Immersion roll 1 setOverall dimensions φ 300X1700Roll body material: seamless steel pipe wrapped with glueCladding material: neoprene, 10mm thickRubber hardness: Shore 50 ± 2 °Bearing lubrication: greaseEquipped with drive motor: 3KW5.3.3 Metering roll 1 setOverall dimensions φ 320X1700Roll body material: seamless steel pipeRoll surface treatment: ceramic coatingBearing lubrication: greaseEquipped with drive motor 1.5KW5.3.4 Paper pressing roller 1 setOverall dimensions φ 150X1700Roll body material: aluminum guide rollRoll surface treatment: hardening treatmentBearing lubrication: grease5.3.5 Limit devices 2 setsThe gap between the metering roll and the feeding roll, the paper pressing roll and the metering roll can be adjusted during operation.5.3.6 Scraping device 1 setIt is installed on both sides of the feeding roller. The scraper blade is made of rubber and the feeding width can be adjusted.5.3.7 Stainless steel water tank 1 set5.3.8 Compressed air system 1 set5.4. Hot air drying system 5 setsTwo sets of hot air drying oven are equipped after the first coating;Three sets of hot air drying oven are equipped after the second coating.One set of air floating drying oven is equipped after the back is wet.5.4.1 Open oven for drying 5 setsThe wall thickness of the oven is 80mm, and the skeleton steel is welded. The inside and outside walls of the oven are galvanized plates. The interlayer of the oven wall is filled with insulating rock wool, and the air nozzle is made of stainless steel.The upper and lower box structure, the box can be opened by the cylinder, and the opening height is 450mm.Boundary dimension of box (L x W x H): 4mX2mX1.25m.5.4.2 Hot air system 5 setsThe hot air system consists of heating fan, heat exchanger, regulating damper, temperature measuring device, etc.Heating fans (4-72NO7C) 5 setsFan power: 11KWAir volume: 20540m3/hAir pressure: 2115PaFan control mode: relay control5 sets of hot blast stoveSpecification: 200000 kcalCombustion engine: direct fired proportional combustion unit DCM20Material of hot air stove: 316S stainless steel for internal use and insulation cotton for external useIt is produced by domestic professional manufacturers.5.4.3 Air floating ovenThe wall thickness of the oven is 80mm, and the skeleton steel is welded. The inner wall of the oven is 1mm 304 stainless steel plate, the outer wall of the oven is 1mm 304 stainless steel plate, the interlayer of the oven wall is filled with insulating rock wool, and the air nozzle is aluminum alloy structure, with a length of 2570mm.The upper box can be opened by air cylinder with opening height of 400mm, which is convenient for paper introduction and oven cleaning.The oven and the air duct outside the oven are connected by a flexible air duct, which is made of silicone tape. The distance between the upper and lower air nozzles is 10-50mm adjustable.Boundary dimension of box: 4000X2000X1700mm5.4.4 Hot air systemThe hot air system consists of hot air blower, air duct, 200000 kcal hot air stove and damper temperature control device. (Including automatic temperature regulating proportional 200000 kcal combustion engine)Air duct: 1.5mm steel plate is welded and the surface is coated with temperature resistant paint.Damper: 1.5mm steel plate is welded and the surface is coated with temperature resistant paint.Hot air blower: one Y5-47, 7C, 30KW.Temperature control device: including temperature controller, automatic valve, sensor, etc.5.5. Finishing cylinder 2 setsAfter precoating, it is the first group of finishing traction cylinders, which consists of four φ 500X1700 chrome plating cylinder, with upper and lower layers of drying cylinder arranged;After the second coating, the second group of finishing cylinders is composed of three φ 1500X1700 chrome plated cylinder, with upper and lower layers of drying cylinder arranged.5.5.1 Finishing traction cylinder 1 setQ235 steel plate and shape steel welding, cast iron base plate.5.5.1.1 Drying cylinder 1 setCylinder block size φ 500X1700 2 pcsCylinder block material: Q235Surface treatment: chrome plating 0.08mmCylinder surface roughness: Ra0.8Bearing housing: cast ironLubricating method: lubricating grease5.5.1.2 Belt pulleys 2 setsMaterial: Q2355.5.1.3 Two sets of each left and right rotary joints for water inlet and drainage5.5.2 One set of two sets of drying cylindersQ235 steel plate and shape steel welding, cast iron base plate.5.5.2.1 Dryers 3 setsCylinder block size φ 1500X1700Cylinder block material: Q235Surface treatment: chrome plating 0.08mmCylinder surface roughness: Ra0.8Bearing housing: cast ironLubricating method: lubricating grease5.5.2.2 Steam rotary joints 3 sets5.6 Single press zone soft calender 1 setThe maximum working line pressure can reach 100KN/m5.6.1 Rack 1 setThe frame is welded with A3 steel plate and cast iron base plate.5.6.2 1 hard rollRoller body size φ 400X1650Roll body material: chilled cast ironSurface treatment: chrome platingLubrication method: greasePower: 15KW5.6.3. Fixed medium and high soft roll 1 pcRoller body size φ 400X1650Roll body material: cast ironSurface treatment: glue coating with thickness of 12.5mm, shore D 88 ± 2Lubrication method: greasePower: 15KW5.6.4 Pressurizing device 1 setPneumatic pressurization5.6.5 Scraper device 1 setScraper material: steel plate weldingBlade material: EP blade5.6.6 Compressed air system 1 set5.7 Automatic paper receiving device 1 setThe automatic two-way paper receiving rack consists of a rotary paper receiving rack and a paper receiver.The rotary paper receiving rack is composed of a frame, a rotary swing arm device, a paper roll drive device, a paper guide roller, etc.The paper receiver is composed of swing arm, paper roll speed measuring device, paper pressing roller, paper breaking roller, paper breaking knife, compressed air system and electrical control system.Diameter of electrically large paper roll φ 1200mm.5.7.1 Rack 1 setThe frame is welded with A3 steel plate and profile steel. HT200 cast iron base plate.5.7.2 Rotary arm device 1 setThe rotary arm is welded by steel plate, and the rotary arm device is driven by the worm gear transmission box to rotate. The motor of worm gear transmission case is equipped with brake device.The motor power is 3KW.5.7.3 Paper roll drive device 1 setWhen working, the paper roll is driven by two 15KW variable frequency motors.5.7.4 Paper breaking device 1 setThe paper breaking device is composed of a paper pressing roller, a paper cutter and an air cylinder.Paper Press roll: 1 pcOverall dimensions: φ 190X1600mmRoll body material: seamless steel pipe rubber coatingRubber hardness: Shore 50 ± 2 °Glue coating thickness: 10mm5.7.5 6-inch air expansion shafts 2 setsSupported by domestic professional manufacturers.5.7.6 Compressed air system 1 set5.8 Support system according to drawings5.8.1 Complete set of rackSection steel is welded and the surface is sprayed.The base plate is cast iron.Provide foundation bolts and correction sizing blocks.5.8.2 Full set of walking platformWalkway framework is welded with profiled steel, lined with 5mm checkered plate,Tread width 650mm,Handrail is welded with 1-inch seamless steel pipe.5.9 Rollers as per drawings5.9.1 Paper guide roller φ 120X1700 23 pcsSurface anodic passivation treatment5.9.2 Movable arc rollers 3 setsRoller body size φ 100X1700Roll body material: seamless steel pipeRoll surface treatment: chrome platingRadian adjustment: worm gear5.9.3 Tension roll devices 3 setsRoller body size φ 120X1700Roll body material aluminum alloyRoll surface treatment anodizing5.9.4 Traction rolls 2 setsRoller body size φ 340X1700Roll body material: 20 # steel plate roll weldingRoll surface treatment: rubber coating 12.5mmBelt drive shaft.5.10 Main engine transmission system and electrical controlIt includes frequency motor, gear reducer, coupling and protective device.5.11 Main driving point parameters KWItemTransmission point nameKwQtyTransmission model1Paper unreel brake motor7.52Frequency conversion2S roller rotary drive413Scrape roller back motor5.524Lower roller for two roll calender drive1525.1Roller drive for pre-drying416Cylinder drive for item 5.15.515.2Guide roller drive for second drying416Cylinder drive for item 5.21517Reeling roll drive152 Total118.5KW 5.12.2 Auxiliary motor parameters KWItemTransmission point nameKwQtyTransmission model1Unreel and reel paper roller drive32Frequency conversion2Scraper feeding roller drive1.523Back coating metering roller drive5.514Hot air fan for drying116 Total78.9KW 5.12.3 Electrical control systemThe whole machine adopts German Siemens human-machine interface and DP field bus control system.Shanghai Kedi Electric tension control system is adopted for tension control;The frequency converter is a full digital AC frequency conversion unit of Shenzhen Huichuan.The touch screen realizes man-machine dialogue, speed digital display, and automatic control of all parts of the equipment provided, as follows:The action of the paper withdrawing rack, the heating of the hot air system, the moisture exhaust fan, the temperature display of the hot air system, the compressed air system, the action of the air knife coating, the action of the scraper coating, the action of the drying box, the action of the paper reeler, the action of the continuous paper receiving, the speed up and down of the main drive system of the whole machine and the interlock control. Coating paint preparation system Disperse tankWith stainless steel tank (frequency conversion control)3 setsBoiling Glue tank3 setsMixing tank1 setStorage tank1 setMotor head tank2 setsRecycle pipe3 setsElectric diaphragm pump2 setsEneumatic diaphragm pump3 setsBack coating tank1 setGrinding miller60L2 setsFrequency conversion box Full set 7, Scope of supply7.1 The Supplier shall provide: the machinery and electrical appliances from paper withdrawal to paper receipt listed above (the other details not listed shall be subject to the Supplier's drawings), including all the paper guiding rollers and drive motors, reducers, pneumatic control devices and electrical controls on the general assembly drawing.7.2 The Supplier does not provide:Air compressor, cable, etc.Civil engineering design and construction.Materials required for commissioning and installation.Wiring from switch cabinet to control box.Power supply and wiring.The air pipe from the air source to the control box.Steam source, compressed air source and water source.Pipes and valves between the water source and the main engine, and condensate discharge pipes.Lighting and wiring inside the machine.Thermal insulation material of air duct.8, Quality assuranceThe contractor guarantees that the manufacturing of the equipment provided within the scope of supply meets the standards of the paper machine industry of the Ministry of Light Industry.The warranty period of this product is 18 months.9, Technical documents and data:The seller shall provide the following technical data free of charge:9.1 Within 30 legal working days after the contract comes into effect, the preliminary data of civil design (general equipment drawing and foundation drawing) shall be provided.9.2 Provide English version of technical documents such as equipment general drawing, foundation drawing, installation drawing, design and operation instructions, wearing parts drawing, electrical schematic diagram, external wiring diagram, terminal list, etc.
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