CN107350121A - A kind of three-roll coating printing element that viscous material is continuously coated with substrate surface - Google Patents
A kind of three-roll coating printing element that viscous material is continuously coated with substrate surface Download PDFInfo
- Publication number
- CN107350121A CN107350121A CN201710840747.1A CN201710840747A CN107350121A CN 107350121 A CN107350121 A CN 107350121A CN 201710840747 A CN201710840747 A CN 201710840747A CN 107350121 A CN107350121 A CN 107350121A
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- Prior art keywords
- silica gel
- roller
- active
- substrate surface
- active silica
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/0826—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets
- B05C1/083—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets being passed between the coating roller and one or more backing rollers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/003—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating incorporating means for heating or cooling the liquid or other fluent material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C1/00—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating
- B05C1/04—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length
- B05C1/08—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line
- B05C1/0826—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets
- B05C1/0834—Apparatus in which liquid or other fluent material is applied to the surface of the work by contact with a member carrying the liquid or other fluent material, e.g. a porous member loaded with a liquid to be applied as a coating for applying liquid or other fluent material to work of indefinite length using a roller or other rotating member which contacts the work along a generating line the work being a web or sheets the coating roller co-operating with other rollers, e.g. dosing, transfer rollers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
- B05C11/10—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material
- B05C11/1042—Storage, supply or control of liquid or other fluent material; Recovery of excess liquid or other fluent material provided with means for heating or cooling the liquid or other fluent material in the supplying means upstream of the applying apparatus
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
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- Coating Apparatus (AREA)
- Application Of Or Painting With Fluid Materials (AREA)
Abstract
The three-roll coating printing element of viscous material is continuously coated with substrate surface the invention discloses a kind of, including pressure roller, active silica gel roller and the active steel rider being stacked from top to bottom, active silica gel roller and active steel rider opposite direction rotate and keep micron-sized gap；Active steel rider is immersed in the colloid pond for filling viscous material, and base material is arranged between pressure roller and active silica gel roller, and described base material is ridden in support roller, and the centrifugation force direction on power traction lower edge Yu the upper summit of active silica gel roller moves.Under being acted in the present invention using extruding, stretching and extension of the viscous material under the opposite transfer roller in two rotating speed differences, direction of rotation, certain thickness glue layer is formed in roll surfaces, material is transferred to the substrate surface of continuously conveying materials by pressure roller again, uniform and thin coating is formd, realizes micron order, submicrometer-thick and more even application of the thin layer material in substrate surface.
Description
Technical field
The invention belongs to printing machinery technical field, and in particular to a kind of dress of the spray layers viscous material on base material
Put, especially a kind of coating and printing unit that viscous material is continuously coated with substrate surface.
Background technology
Coating machine is widely used for tobacco business, packaging industry and energy manufacturing, is needed heat in these industries
Melten gel or other liquid-state viscosity materials are sprayed into the surface of substrate or base material, in conjunction with follow-up process realize cigarette protection against the tide or
Person manufactures the pole piece of battery.It is according to technique and product quality requirement, it is necessary to one layer very thin in coiled substrate material surface spraying
And well-proportioned colloid.Such as the high-grade environmental protection cigarette of tobacco business, frequently with coating film PUR on polyethylene film with
Protection against the tide is obstructed instead of aluminium foil, to meet organic environmental-protection requirement.
The scheme that existing method is coated with frequently with rubber roll, bonding agent is uniformly coated on to coiled high speed with impressing rubber roll
On the substrate of operating, the thickness that this method sprays obtained colloid is thicker and uneven, it is difficult to meets application requirement.Application
Number disclose a kind of coating machine structure for 201310115571.5 Chinese patents " a kind of coating machine structure ", active cable roll is with turning
Move rubber roll to be fixed on inside charging spout, that shifts rubber roll is fixedly arranged above fitting pressure roller；The production of coating can be automatically adjusted, is protected
The uniform feeding of smears is demonstrate,proved, the generation of bubble is effectively reduced, without manual operation.But this technique is common process
Deformation is improved, the even spread of sake glue-line can not be realized, it is difficult to meets special applications requirement.
The content of the invention
The present invention proposes a kind of device of the coating film viscous material on base material substrate or colloid, is revolved using three rollers
The structure turned, viscous material is extruded, stretched and extended by the active transfer roller of a pair of rotation directions conversely, with certain speed discrepancy
Afterwards, then by pressure roller substrate surface is transferred to, realizes and material is bonded during base material is continuously run in base material or substrate surface
Coating, glue-line is thin and uniform, meets special requirement.
Technical scheme is as follows：
It is a kind of to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, including be stacked from top to bottom
Pressure roller, active silica gel roller and active steel rider, active silica gel roller and active steel rider opposite direction rotate and keep micron-sized gap；
Active steel rider is immersed in the colloid pond for filling viscous material, and base material is arranged between pressure roller and active silica gel roller, described base
Material is ridden in support roller, and the centrifugation force direction on power traction lower edge Yu the upper summit of active silica gel roller moves, described
Pressure roller overlays base material in the upper surface of active silica gel roller under the driving of lifting unit；Described active steel rider is by goo
Material is adhered to roll body surface, is formed after the gap extruding between active silica gel roller and active steel rider is extended and is adhered to active silicon
The colloid film of roll surfaces, then it is transferred to through pressure roller the surface of base material.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, active silica gel roller and active steel
The ratio between linear velocity of roller rotating speed is 1.1-1.5 times.
Above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, the lifting unit of pressure roller is pressure
Roller cylinder, lifted by the sliding block band dynamic pressure roller being arranged in frame.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, active silica gel roller and active steel
Roller is rotated by respective transmission mechanism and rotating speed is adjustable, and described transmission mechanism is synchronization belt transmission system.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, active silica gel roller and active steel
Gap between roller is adjusted by governor motion.
Above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, governor motion includes being arranged on
The strip plate of active silica gel roller shaft end, the fixing end of strip plate are actively connected in frame by hinge axis, strip plate
Movable end pass through the solid rod joint of hinge and rubber roll cylinder, movable end is finely tuned up and down in the presence of rubber roll cylinder；It is main
The shaft end support of dynamic silica gel roller is connected firmly at the middle part of strip plate.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, under strip plate movable end
Portion is provided with limited block, and limited block is fixed on frame plate by screw, and the regulation of limited block displacement is realized by fine thread.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, pressure roller, active silica gel roller and
Active steel rider is hollow shaft structure, is mounted with heating unit inside hollow shaft, described heating unit be heating rod or
The medium heat conduction oil of flowing.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, the speed of substrate transport and master
The line rate on the upper summit of dynamic silica gel roller is consistent.
It is above-mentioned to be continuously coated with the three-roll coating printing element of viscous material in substrate surface, base material be aluminium foil, copper foil or
Plastic sheeting.
The advantageous effects that the present invention has are as follows：
First, extruding, the stretching in the present invention using viscous material under the opposite transfer roller in two rotating speed differences, direction of rotation
Under being acted on extension, certain thickness glue layer is formed in roll surfaces, then material is transferred to continuously conveying materials by pressure roller
Substrate surface, uniform and thin coating is formd, realize micron order, submicrometer-thick and more thin layer material in substrate surface
Even application, compared to traditional PUR coating method 10g/m2The glue-line of surface density, and the apparatus for coating shape of the present invention
Into 0.3-3g/m2The equally distributed thin adhesive layer of surface density, meeting moistureproof requirement for tobacco business, do not changing production
On the premise of product physical characteristic, more environmentally friendly organic trait.For battery equal energy source industry, using the device of the present invention, can incite somebody to action
The bonding agent even spread of more thin layer on metal foil, under the requirement for meeting adhesive force, reduces the usage amount of bonding agent, had
Effect reduces the contact resistance between active material and metal foil, and then the overall performance of battery is produced huge lifting, i.e.,
Suppress battery polarization, reduce fuel factor, improve high rate performance.
2nd, it is of the invention unreel, wind and three kinds of work punishments in advance of middle coating station in have material deviation correcting device, ensure material
Material does not deviate by, while has Full-automatic tension control system, realizes stable tension force.It ensure that base material in coating waste water
Middle tension force it is constant consistent with deflection, it is ensured that be coated with the thickness evenness and coating quality of dielectric layer.The tension force of the present invention
Control unit uses swing rod and angle of gear structure for amplifying, the tension variation of base material in production can be measured and amplify and feed back
To drive roll, stable tension force is realized；Required tension force can also be entered by the pressure of adjustment control cylinder simultaneously
Row regulation, meet the demand of different occasions.Tension control units ensure that the constant and change of base material tension force in coating waste water
Shape amount is consistent, it is ensured that is coated with the thickness evenness and coating quality of dielectric layer.
3rd, the speed discrepancy of active silica gel roller of the invention and active steel rider, and between active silica gel roller and active steel rider
Gap it is adjustable, adapted to the requirement of different colloidal materials and coating thickness.The support roller of the present invention, active silica gel roller simultaneously
It is hollow shaft structure with active steel rider, heating unit is mounted with inside hollow shaft, heating unit can uses electrically heated rod
The medium heat conduction oil of flowing can be used, and uses PID automatic temperature-adjusting controls, while colloid bottom of pond portion is also equipped with heater,
The temperature of drive roll reduces the deformation that temperature difference is brought, protected according to the characterisitic parameter and technique initialization of material in coating process
The quality of product is demonstrate,proved, while the temperature of viscous material, density and viscosity are consistent so that the film uniform one after coating
Cause.
Brief description of the drawings
Fig. 1 is the device theory of constitution schematic diagram of liquid-state viscosity material of the present invention coating；
Fig. 2 is the principle schematic of tension control units of the present invention；
Fig. 3 is big little gear mesh schematic representation in tension control units of the present invention；
Principle of moment balance schematic diagram in Fig. 4 tension control units of the present invention；
Fig. 5 is the principle schematic of coating and printing unit of the present invention；
Fig. 6 is the principle schematic of coating and printing unit in coating process of the present invention；
Fig. 7 is the structural representation of coating and printing unit of the present invention；
In figure：1-unwinding unit；2-tension control units；3-coating and printing unit；4-subsequent cell；5-base material；
6-transfer roller；11-unreeling wheel；12-tension sensor；13-deviation correcting device；31-colloid pond；32-active steel rider；33-thin
Layer glued membrane；34-active silica gel roller；35-pressure roller；41-winding wheel；304-frame；306-shaft end；308-shaft end supports；
315-belt wheel；316-transmission belt；350-support roller；351-strip plate；352-hinge axis；353-pressure roller cylinder；
354-rubber roll cylinder；355-limited block；356-frame plate；357-adjusting screw；359-sliding block；701-drive roll；702—
Motor；703-little gear；704-gear wheel；705-cylinder；706-piston rod；707-swing rod；708-pendulum roller；
709-potentiometer；710-control axis；711-air accumulator；The rotating shaft of 712-potentiometer；715-go up transfer roller；716-lower turn
Roller.
Embodiment
As shown in figure 1, the present invention's is used for the device of liquid-state viscosity material coating, including control unit and transported along base material 5
Unwinding unit 1, tension control units 2, coating and printing unit 3 and the subsequent cell 4 that dynamic direction is set gradually.
First, unwinding unit
Unwinding unit 1 includes unreeling wheel 11, tension force sensor 12, deviation correcting device 13 and some transfer rollers 6, power set
Unreeling wheel 11 is driven under magnetic powder brake effect so that base material 5 deploys, and tension sensor 12, tension force are provided with base material 5
The magnetic powder brake of controller 12 and unwinding unit 1 forms closed-loop control, it is ensured that the tension force of base material 5 keeps constant, and can recognize
For setting.Deviation correcting device 13 is also provided with the opening position of unwinding unit 1 of base material 5, is detected using infrared detection head, realizes base
Material 5 runs pilot process correction so that position is consistent.
2nd, tension control units
The purpose of tension control units 2 is that the tension force for realizing base material in whole coating process keeps constant steady with lateral attitude
Fixed, the only coating under constant-tension, base material is indeformable, just can guarantee that the thickness of base material paper tinsel surface printing material keeps uniformity
And uniformity.
As in Figure 2-4, tension control units 2 of the invention include drive roll 701, gear wheel 704, swing rod 707, pendulum roller
708th, cylinder 705, potentiometer 709 and control axis 710.When usually working, base material 5 along drive roll 701, upper transfer roller 715, pendulum roller
708 and the signal direction sequential advancement of lower transfer roller 716, drive roll 701 drives by motor 702, or passes through synchronization by motor
Band driving drive roll 701 rotates.Core component is a swing rod 707 vertically, and pendulum roller 708 is then fixed on swing rod 707
Lower end.The upper end of swing rod 707 and gear wheel 704 are fixed together, and can be along the axis swing of gear wheel 704；Cylinder 705 is solid
It is scheduled on support, the piston rod 706 of cylinder 705 is fixed on the middle part of swing rod 707 by hinges, with the pendulum of swing rod 707
Piston bar 706 is flexible.
Potentiometer 709 is installed, the spindle nose of potentiometer rotating shaft 712 is provided with little gear on the correspondence position of gear wheel 704
703, gear wheel 704 and the parameter of little gear 703 are matched and are intermeshed, and when swing rod 707 is swung, drive gear wheel 704 to rotate
One less angle, while drive little gear 703 to rotate a larger angle, cause the resistance variations of potentiometer 709.
The effect of little gear 703, gear wheel 704 and swing rod 707 be an angle enlargement and measure effect, swing rod 707
Minor variations angle, by the amplification of big little gear, be reflected in the resistance variations of potentiometer 709.
As shown in figure 4, during real work, the tension force of base material can act on to pendulum roller 708 and form pulling force F2 and F3 to putting roller,
And cylinder can produce F1 pulling force when negative pressure works to swing rod 707, wherein F1 and F2, F3 are in opposite direction.In poised state, pendulum
Bar 707 vertically downward when, F1 and F2+F3 holding torques balance, at this moment record potentiometer 709 resistance parameter be R, once base material
5 tension force becomes big suddenly, i.e. F2+F3 becomes big, then the equalising torque on swing rod 707 is destroyed, and swing rod 707 turns counterclockwise around the shaft
It is dynamic, deviate upright position, while after the angle enlargement by big little gear, the resistance R changes of potentiometer 709, it is assumed that resistance R becomes
Greatly, then control axis 710 according to the input electrical parameter of resistance R increase amplitude regulation motor 702 so that the output of motor 702
Rotating speed increases, and the consequently also rotating speed increase of drive roll 701, is released into more base materials 5 of increased moment on pendulum roller 708, then
Pendulum roller 708 can overcome F2 and F3 effect to recover to equilbrium position under F1 pulling force effect, while the resistance of potentiometer 709 is extensive
It is R again, the output speed of the meeting motor 702 of control axis 710 recovers to conventional parameter, so as to keep the tension force of base material permanent
It is fixed.Vice versa, that is to say, that after the change of tension force is acted on by the angle enlargement of swing rod and size dimension, feeds back to current potential
The change of device resistance, further compensated by adjusting the rotating speed of motor so that the tension force of base material remains constant.
It should be noted that the cylinder 705 of the present invention is connected with air accumulator 711, the output pressure F1 of air accumulator 711 can
The change of pressure is realized by the parameter of the change pressure regulating valve of control axis 710, meets the needs of different substrate materials tension force.In addition,
Due to the limited angle that gear wheel 704 rotates, half gear structure can also be used；Cylinder 705 uses low rubbing cylinder, and piston moves
Resistance can be neglected in dynamic.Whole apparatus for coating is provided with some groups of tension control mechanisms, before being respectively used to coating, winding it is preceding etc. more
The tension force of individual link.
3rd, coating and printing unit
Existing rubber roll coating and printing unit is immersed in the material of liquid using coating roller, by conducting medium thing during operating
Material is adhered on roll body, after hanging unnecessary material through scraper, material is uniformly coated on base material with impressing rubber roll, this side
The bondline thickness of the coating of case is thicker and the uniformity is bad, it is difficult to meets the requirement of tobacco and battery industry special applications.
The present invention is specifically described with the example of spraying hot-melt adhesive on the polyethylene film of tobacco business application below.
As illustrated in figs. 5-7, coating and printing unit 3 includes pressure roller 35, the and of active silica gel roller 34 being stacked from top to bottom
Active steel rider 32, active silica gel roller 34 and the opposite direction of active steel rider 32 rotate and keep certain gap, and gap is in micron order.It is main
Dynamic steel rider 32 is immersed in inside colloid pond 31, and base material 5 is arranged between pressure roller 35 and active silica gel roller 34, and is propped up under power traction
Support is advanced in support roller 350, and the direction that it advances is consistent with the centrifugation force direction on the upper summit of active silica gel roller 34.Colloid pond 31
Internal to carry out material configuration in advance, when the viscosity coefficient of material is using No. 3 engler's cup measurements, it is the 15-25 seconds to flow the net time.
Pressure roller 35 lifts under the driving of lifting unit, and the preferred pressure roller cylinder 353 of lifting unit, pressure roller cylinder 353 promotes
The top shoe 359 of frame 304 is arranged on, sliding block 359 supports 308 phases to connect firmly with shaft end, and then drives pressure roller 3 to move up and down.Shaft end
While 3 rotational support of pressure roller is realized, as sliding block 359 moves up and down, the both ends of pressure roller 3 are provided with shaft end branch for support 308
Support 308, and the pressure roller cylinder 353 of two synchronization liftings is configured with, realize the lifting of whole pressure roller 3.
As shown in figure 5, before coating work, pressure roller 3 is away from base material 5 and does not rotate.Shown in Fig. 6, pressure roller 35 when coating starts
In the presence of pressure roller cylinder 353, base material 5 is overlayed to the upper surface of active silica gel roller 34, now base material 5 advances, band dynamic pressure
Roller 35 rotates.Active silica gel roller 34 and active steel rider 32 are driven by respective transmission mechanism, the preferred belt wheel of transmission mechanism
315 and transmission belt 316, wherein conventional belt select the preferable synchronization belt transmission system of noiseless and net synchronization capability, can also use
The other modes such as gear drive.
In coating process, the PUR in colloid pond 31 is driven to the surface of active silica gel roller 34 by active steel rider 32,
Thin layer glued membrane 33 is formed under extruding, stretching and the extension effect of two rollers, then the base of continuously conveying materials is transferred to by pressure roller 35
On material 5, the coating of base material is realized.There is gap between active silica gel roller 34 and active steel rider 32, and have speed between two rollers
Difference, wherein active silica gel roller 34 are faster than the rotating speed of active steel rider 32, and rotating ratio is related to colloid viscosity coefficient and coating thickness.
It can be seen that in Fig. 6, the liquid-state viscosity material in colloid pond 31 is driven on the right side of roll body by active steel rider 32, by master
Extruding, stretching and the extension in dynamic gap between silica gel roller 34 and active steel rider 32, plus active silica gel roller 34 than active steel rider 35
Rotating speed it is fast, this speed discrepancy exacerbates the grinding to colloid so that by gap colloid formed be adhered to active silica gel roller
The colloid film 33 in 34 left sides, colloid film 33 turn to the opening position of base material 5 with active silica gel roller 34, then in pressure roller 35
Under effect, the lower surface of base material 5 is transferred to, forms very thin material film.In order that it must transfer uniformly, it is ensured that material film applies
The uniformity of cloth, it is desirable to which the speed that base material 5 advances is consistent with the line rate on the upper summit of active silica gel roller 34, only the He of base material 5
The line rate of active silica gel roller 34 is consistent, just can ensure that material will not be accumulated on base material 5 and shortage, it is ensured that before transfer
Uniformity afterwards, and pressure roller 35 is rotated under the drive of base material 5.
In order to adapt to the parameters such as the viscosity of different colloids, mobility and coating thickness, except regulation band wheel speed is to master
Outside the speed difference of dynamic silica gel roller 34 and active steel rider 32 is adjusted, between active silica gel roller 34 and active steel rider 32 of the invention
Gap it is similarly adjustable, its adjust principle as illustrated in figs. 5-7.Strip plate is provided with the shaft end of active silica gel roller 34
351, the fixing end of strip plate 351 (left-hand component of strip plate in namely Fig. 5 and Fig. 6) passes through the activity of hinge axis 352
It is connected in frame 304, can be rotated with around hinge axle 352, and it is immovable；Movable end (namely Fig. 5 of strip plate 351
With the right-hand component of strip plate in Fig. 6) by hinge and the solid rod joint of rubber roll cylinder 354, in the work of rubber roll cylinder 354
It can be finely tuned up and down with lower movable end；It is excellent and the shaft end support 308 of active silica gel roller 34 is connected firmly at the middle part of strip plate 351
The mode of choosing is the middle part opened hole of strip plate 351, and the support of shaft end support 308 is simultaneously spacing on the through hole.In rubber roll cylinder
In the presence of 354, the movable end upper and lower displacement of strip plate 351, and then drive active silica gel roller to produce small position about 34
Move.It is excessive in order to prevent from adjusting displacement, it is provided with limited block 355 in the bottom of the movable end of strip plate 351 so that displacement is adjusted
During movable end touch to limited block 355 after stop motion, protective effect is served to active silica gel roller 34, and ensure that most
Small coating thickness size.The limited block 355 is fixed on frame plate 356 by screw, and is adjusted screw thread by closely-pitched and realized limit
The position micro-displacement of block 355 fine-tunes.And the upper-lower position of active steel rider 32 is unadjustable, supported by the shaft end at both ends
308 are fixed in frame 304.Wherein active steel rider 32 and pressure roller 35 use the steel smooth roll of chrome-faced, active silica gel roller
34 use soft roller made of silica gel material, and surface has certain elasticity.
In addition in order to keep the uniformity that glue-line is coated with, pressure roller 35, active silica gel roller 34 and active steel rider 32 are hollow
Axle construction, is mounted with heating unit inside hollow shaft, and heating unit can be integrally fixed at the heating rod in frame 304, roller
It is remained stationary as during rotation, and heating rod realizes the constant of temperature by the temperature control device of control unit；In addition the bottom of colloid pond 31
It is also equipped with heater.The purpose is to ensure that the temperature of base material in coating process is consistent with deflection, while the temperature of colloid,
Density and viscosity keep self-consistentency, and the dielectric film after being so coated with just can be than more uniform.
Except using in addition to electrically heated rod, can also use paper industry frequently with oily heating roller, that is to say, that pressure roller 35,
The roll body of active silica gel roller 34 and active steel rider 32 is internally provided with oil duct, by swivel joint by the oil injection roll body of heating
The oil duct in portion, and use PID automatic temperature-adjusting controls realize the constant temperature on roll body surface so that the dielectric film after coating can just compare
Uniformly.
Under normal circumstances, for polyvinyl bottom spraying hot-melt adhesive damp-proof separator, because PUR is in 170 ° -180 ° of temperature
Between mobile performance it is preferable, now colloid pond 31, support roller 35, active silica gel roller 34 and 32 equal constant temperature of active steel rider are operated in
175 ° -178 °, showing by result of the test, the ratio between active silica gel roller 34 and linear velocity of active steel rider 32 are optimal for 1.1-1.5,
It is preferred that 1.3 times can reach optimal Painting effect, the equal spin coating of micron order and submicrometer-thick is realized on polyethylene film
Layer coating, and by adjusting gap and speed discrepancy, it may also be used for the uniform glue-line coating of thinner thickness.
After coating, then according to the procedure calls of different industries, into the subsequent cell 4 of next link, for example cover
Film, active material printing etc. repeat no more here.
Claims (10)
- A kind of 1. three-roll coating printing element that viscous material is continuously coated with substrate surface, it is characterised in that：Including from upper and Under the pressure roller (35), active silica gel roller (34) and the active steel rider (32) that are stacked, active silica gel roller (34) and active steel rider (32) opposite direction rotates and keeps micron-sized gap；Active steel rider (32) is immersed in the colloid pond (31) for filling viscous material Interior, base material (5) is arranged between pressure roller (35) and active silica gel roller (34), and described base material (5) rides in support roller (350) On, and the centrifugation force direction on power traction lower edge Yu the upper summit of active silica gel roller (34) moves, described pressure roller (35) exists Under the driving of lifting unit, base material (5) is overlayed in the upper surface of active silica gel roller (34)；Described active steel rider (32) will be viscous Property material sticks on roll body surface, formed after the gap extruding between active silica gel roller (34) and active steel rider (32) is extended The colloid film (33) on active silica gel roller (34) surface is adhered to, then the surface of base material (5) is transferred to through pressure roller (35).
- 2. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：The ratio between described active silica gel roller (34) and the linear velocity of active steel rider (35) rotating speed are 1.1-1.5 times.
- 3. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：The lifting unit of the pressure roller (35) is pressure roller cylinder (353), passes through sliding block (359) band being arranged in frame (304) Dynamic pressure roller (35) lifts.
- 4. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：Described active silica gel roller (34) and active steel rider (32) is rotated by respective transmission mechanism and rotating speed is adjustable, Described transmission mechanism is synchronization belt transmission system.
- 5. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：Gap between described active silica gel roller (34) and active steel rider (32) is adjusted by governor motion.
- 6. the three-roll coating printing element according to claim 5 that viscous material is continuously coated with substrate surface, its feature It is：Described governor motion includes the strip plate (351) for being arranged on active silica gel roller (34) shaft end, strip plate (351) Fixing end be actively connected on by hinge axis (352) in frame (304), the movable end of strip plate (351) by hinge with The solid rod joint of rubber roll cylinder (354), movable end are finely tuned up and down in the presence of rubber roll cylinder (354)；Active silica gel roller (34) shaft end support (308) is connected firmly at the middle part of strip plate (351).
- 7. the three-roll coating printing element according to claim 6 that viscous material is continuously coated with substrate surface, its feature It is：The bottom of strip plate (351) movable end is provided with limited block (355), and limited block (355) is fixed on frame plate by screw (356) on, and the regulation of limited block (355) displacement is realized by fine thread.
- 8. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：Described pressure roller (35), active silica gel roller (34) and active steel rider (32) is hollow shaft structure, is pacified inside hollow shaft Heating unit is filled, described heating unit is heating rod or the medium heat conduction oil of flowing.
- 9. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：The speed of base material (5) motion is consistent with the line rate on the upper summit of active silica gel roller (34).
- 10. the three-roll coating printing element according to claim 1 that viscous material is continuously coated with substrate surface, its feature It is：Described base material (5) is aluminium foil, copper foil or plastic sheeting.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710840747.1A CN107350121B (en) | 2017-09-18 | 2017-09-18 | Three-roller coating printing unit for continuously coating viscous material on surface of substrate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710840747.1A CN107350121B (en) | 2017-09-18 | 2017-09-18 | Three-roller coating printing unit for continuously coating viscous material on surface of substrate |
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| Publication Number | Publication Date |
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| CN107350121A true CN107350121A (en) | 2017-11-17 |
| CN107350121B CN107350121B (en) | 2020-06-23 |
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| CN201710840747.1A Active CN107350121B (en) | 2017-09-18 | 2017-09-18 | Three-roller coating printing unit for continuously coating viscous material on surface of substrate |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107894680A (en) * | 2017-12-19 | 2018-04-10 | 武汉华星光电技术有限公司 | A kind of alignment film coating method and device |
| CN107971180A (en) * | 2017-12-25 | 2018-05-01 | 常德金德新材料科技股份有限公司 | A kind of three roller gumming mechanisms |
| CN108031608A (en) * | 2018-01-12 | 2018-05-15 | 安徽中烟工业有限责任公司 | Hard box cigarette packer internal lining paper oil surface device |
| CN108816645A (en) * | 2018-06-22 | 2018-11-16 | 东南大学 | Dynamic lithium battery base band squash type coating system |
| CN110280438A (en) * | 2019-07-03 | 2019-09-27 | 广东天骄建材有限公司 | A kind of pre-impregnation device in asphalt felt production process |
| CN111013919A (en) * | 2019-12-19 | 2020-04-17 | 江苏通用科技股份有限公司 | Tire tread glue brushing device |
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| CN112593665A (en) * | 2020-10-29 | 2021-04-02 | 帝高力装饰材料（江苏）有限公司 | Fireproof wallboard and preparation method thereof |
| CN112974117A (en) * | 2021-02-19 | 2021-06-18 | 惠州市新鑫辉自动化设备有限公司 | Coating machine |
| CN115069504A (en) * | 2022-07-04 | 2022-09-20 | 青岛云路先进材料技术股份有限公司 | Coating equipment and method for self-bonding coating on surface of amorphous strip |
| CN116571391A (en) * | 2023-04-18 | 2023-08-11 | 江苏金大包装材料科技有限公司 | Film self-adhesive label coating device |
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| CN107971180A (en) * | 2017-12-25 | 2018-05-01 | 常德金德新材料科技股份有限公司 | A kind of three roller gumming mechanisms |
| CN108031608A (en) * | 2018-01-12 | 2018-05-15 | 安徽中烟工业有限责任公司 | Hard box cigarette packer internal lining paper oil surface device |
| CN108816645A (en) * | 2018-06-22 | 2018-11-16 | 东南大学 | Dynamic lithium battery base band squash type coating system |
| CN110280438A (en) * | 2019-07-03 | 2019-09-27 | 广东天骄建材有限公司 | A kind of pre-impregnation device in asphalt felt production process |
| CN111068993A (en) * | 2019-11-30 | 2020-04-28 | 嘉善县泰佳包装材料有限公司 | Silicon oil coating process for non-setting adhesive substrate |
| CN111013919A (en) * | 2019-12-19 | 2020-04-17 | 江苏通用科技股份有限公司 | Tire tread glue brushing device |
| CN112593665A (en) * | 2020-10-29 | 2021-04-02 | 帝高力装饰材料（江苏）有限公司 | Fireproof wallboard and preparation method thereof |
| CN112974117A (en) * | 2021-02-19 | 2021-06-18 | 惠州市新鑫辉自动化设备有限公司 | Coating machine |
| CN115069504A (en) * | 2022-07-04 | 2022-09-20 | 青岛云路先进材料技术股份有限公司 | Coating equipment and method for self-bonding coating on surface of amorphous strip |
| CN116571391A (en) * | 2023-04-18 | 2023-08-11 | 江苏金大包装材料科技有限公司 | Film self-adhesive label coating device |
| CN116571391B (en) * | 2023-04-18 | 2024-01-23 | 江苏金大包装材料科技有限公司 | Film self-adhesive label coating device |
| CN117299455A (en) * | 2023-11-30 | 2023-12-29 | 潍坊科华包装制品有限公司 | Laser film surface coating device |
| CN117299455B (en) * | 2023-11-30 | 2024-02-23 | 潍坊科华包装制品有限公司 | Laser film surface coating device |
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