CN102582209B - Thin film coating device and coated thin film flattening method - Google Patents
Thin film coating device and coated thin film flattening method Download PDFInfo
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- CN102582209B CN102582209B CN201210055738.9A CN201210055738A CN102582209B CN 102582209 B CN102582209 B CN 102582209B CN 201210055738 A CN201210055738 A CN 201210055738A CN 102582209 B CN102582209 B CN 102582209B
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Abstract
The invention provides a thin film coating device and a coated thin film flattening method. The thin film coating device comprises a coating mechanism, a drying mechanism, a flattening mechanism and a composite mechanism, wherein the flattening mechanism is placed between the drying mechanism and the composite mechanism. According to the coated thin film flattening method, negative pressure is formed by utilizing communicating N cavities arranged inside a flattening box (12) with an air inlet of a negative fan (22) through the control of corresponding electromagnetic valves, wherein N is equal to 1, 2 ellipsis; an air adsorbing hole in the surface of the flattening box (12) generates the adsorption force to a strip coating film (16) which is adjacent to the surface of the flattening box (12) and moves along the length direction, so that the strip coating film (16) moves adjacent to an inclined convex rib on the flattening box and is guided by the convex rib to flatten towards the two outer sides of a coated thin film in the width direction, and wrinkle and flatten the coated thin film. The thin film coating device and the coated thin film flattening method are used for the composite processing of coated thin films formed by coating materials with different adhesive properties and the flattening of the coated thin films with different widths, and the composite quality of the coated thin films can be improved.
Description
Technical field
The present invention relates to the thin film cladding device and the coating film flattening method that in thin film fabrication, electronic component processing and battery manufacture etc., use, relate in particular to a kind of battery electrode fexible film coating, the thin film cladding device that is dried and flattens Compound Machining and coating film flattening method.
Background technology
Being coated in electronic material processing of thin-film material obtains more and more many application.In recent years, the development of new energy technology has increased the process requirements to thin-film material, the preparation of the electrode of for example novel battery, need to be on film coated electrode material.In thin-film material coating, dry and compound continuous process, the thin-film material after drying process and coating material STRESS VARIATION are inconsistent, very easily cause the distortion of coating film and wrinkling.Should eliminate fold applying before Film laminated processing, the composite film electrode after guarantee Compound Machining reaches even and smooth quality requirement.The flattening of coating film is one of key technology processed in described process, while particularly the coating film after one side overlay heated drying being carried out to Compound Machining, flattens and eliminates fold and seem even more important.
Existing film flattens wrinkle-chasing method has intermediate calender rolls to flatten and air-flow flattening method, wherein, the method that intermediate calender rolls has view picture nip rolls and distolateral exhibition to open roller, for example, Chinese patent " rolled film flattening device of dry method compound machine " (CN201619904U) provides a kind of device that increases nip rolls at recombiner unit, and film take-up is flattened; Publication " vacuum coating equipment thin film flattening device " (CN202107761U) adopts to be arranged on and tightens film with the nip rolls on movable frame springy and carry out rolling flattening.Flatten effect but these two kinds of methods all need film to have enough tension force to arrive, for coating, dry and compound continuous processing, take into account dry tension force and flatten tension force, easily cause film stretching distortion.Another publication " plastic film flattening device " (CN201961879U) adopts distolateral flattening guide roller to flatten film, and the edge rolling that the method is applicable to broad-width material flattens application.
Chinese patent " film device for de-wrinkling, membrane tension method of adjustment and film go wrinkle method " (CN102024563), provide a kind of film is blown go wrinkle method, this method adopts air injection unit, through pore, band-like film is sprayed to air, band-like film is pushed through on another parts and forms and flatten effect.But this method produces when flattening film, also can produce compared with air flow noise.
In order to overcome the shortcoming of above-mentioned thin film flattening device and method, be necessary to study a kind of apply, be dried, flatten at battery electrode fexible film compound thin film cladding device and coating film flattening method.
Summary of the invention
Technical problem to be solved by this invention is: a kind of thin film cladding device is provided, realizes the coating to battery electrode fexible film one side, dry and flattening Compound Machining; Provide a kind of coating film flattening method that utilizes this device, especially to the coating film flattening in battery electrode fexible film one side coating, dry and recombination process.
The present invention solves its technical problem and adopts following technical scheme:
Thin film cladding device provided by the invention, comprising:
Applying mechanism: it is made up of let off roll, application roll, pressure roller, jockey pulley and one group of guide reel, for being evenly coated in coating material the one side of film to be applied;
Drier: it comprises drying box and one group of carrying roller, for being dried the coating material on coating film;
Flatten mechanism: it comprises flattening case, distribution base plate, magnetic valve group, tracheae, negative-pressure air fan, cable and flattening controller, also comprises rear guide reel, front guide reel and near jockey pulley and guide reel thereof, for dried coating film is flattened;
Composite structure: it is by let off roll, large pressuring roller, air bells removing roll, wind-up roll, jockey pulley and one group of guide reel) form, for coating film and attaching film after flattening are pressed together and are wound on wind-up roll.
Described thin film cladding device can also comprise:
Flatten case: for the coating of the mobile band shape along its length film contacting on it is produced to absorption affinity, make to apply the angled protrusions muscle that film snaps on and move, and be subject to the guiding of angled protrusions muscle and flatten to coating thin-film width direction two outsides;
Distribution base plate: it is connected with the back side of described flattening case, and distribution base plate has intercommunicating pore, for being communicated with the pore that flattens on case and the pore in magnetic valve group;
Magnetic valve group: be connected with described distribution base plate, flatten the pore of case and the gas circuit of tracheae and be connected for controlling to be communicated with or to close;
Negative-pressure air fan: it is connected with the pore that flattens case through tracheae, magnetic valve group with distribution base plate, flattens the air in case for pump drainage, makes to flatten case internal cavity formation negative pressure;
Flatten controller: it is connected with magnetic valve group through cable, for controlling the break-make of coil of magnetic valve group, to control opening or closing of magnetic valve group.
Described flattening case, its inner length direction along coating film is separated into N cavity, N=1,2 ... n; Not connected between each cavity, each cavity is distributed with absorption pore with the side broad ways that coating film contacts, the opposite side with the contact of coating film of each cavity has a pore and is connected with the corresponding magnetic valve air admission hole in magnetic valve group through the intercommunicating pore of distribution base plate, and the each magnetic valve venthole in magnetic valve group is connected with tracheae through the intercommunicating pore of distribution base plate.
Described flattening case, the side that itself and coating film contact, is distributed with several by the raised ribs that flattens the symmetrical tilt distribution of center line of edge coating film moving direction in case plane, and the direction that symmetrical angled protrusions muscle forms is contrary with coating film moving direction.
The raised ribs of described symmetrical tilt distribution, the angle of itself and center line is 150～165 °; It between raised ribs, is the absorption pore that broad ways distributes.
Described flatten mechanism, it is arranged between drier and composite structure, and coating uncoated of film is all fitted with the raised ribs of flattening case.
Coating film flattening method provided by the invention is realized by above-mentioned thin film cladding device, specifically: utilize N the cavity that flattens the inner setting of case to be connected to form negative pressure through the air inlet of corresponding solenoid control and negative-pressure air fan, N=1,2 ... n; This flattening case adsorption pore produces absorption affinity to the coating of the mobile band shape along its length film of pressing close on it, making to apply film is adjacent to the angled protrusions muscle flattening on case and moves, and be subject to the guiding of raised ribs and flatten to coating thin-film width direction two outsides, coating film fold is flattened.
In coating thin-film width direction two outside flattening processes, by flattening controller, magnetic valve group is controlled, the K switch i flattening in controller is disconnected to i=1,2 ... n; Then regulator potentiometer W, to a certain position, selects and keeps continuously several adjacent flattening case cavitys to be communicated with negative-pressure air fan to form negative pressure, flattens case and produces the suction-operated to coating film, makes respective protrusions muscle participate in the guiding of coating film to flatten.
In coating thin-film width direction two outside flattening processes, by flattening controller, magnetic valve group is controlled, by the potentiometer W set to zero voltage flattening in controller, cut-off switch Ki, i=1,2 ... n; Then select the respective chamber that flattens case to form negative pressure with being communicated with of negative-pressure air fan, flatten case and produce the suction-operated to coating film, make respective protrusions muscle participate in the guiding of coating film to flatten.
The present invention compared with prior art has following major advantage:
Thin film cladding device of the present invention is in to thin film cladding, dry and the compound process of flattening, distortion or the wrinkling flattened mechanism of coating film use the not mode of contact coating face to flatten after drying, avoid the damage of the overlay of applicator surface, simultaneously, after coating film is flattened, carry out compound, coordinate unwinding and rewinding tension force and dry tension force control, ensured coating Film laminated quality, the Compound Machining of the coating film that can form for different adhesive performance coating materials.
Coating film flattening method of the present invention is in to the process of one side coating thin film adsorbs, guiding and flattening, and only uncoated of contact coating film of the raised ribs that flattens case, can not produce and destroy overlay.The gas circuit of each row's absorption pore is independent controlled, thereby can select to strengthen and weaken to flatten case raised ribs guiding spreading.This flattening method can be applicable to the flattening of the coating film of different in width.
Brief description of the drawings
Fig. 1 is the schematic diagram that the thin film cladding device of embodiment of the present invention forms.
Fig. 2 flattens case front perspective view.
Fig. 3 is that raised ribs shape and adsorbed gas pore size distribution are related to schematic diagram with coating film moving direction.
Fig. 4 flattens the contact signal of case coating film and pneumatic diagram.
Fig. 5 flattens case backsight section three-dimensional map.
Fig. 6 flattens control circuit figure.
In figure: 1. laminated film; 2. wind-up roll; 3. guide reel; 4. jockey pulley; 5. air bells removing roll; 6. large pressuring roller; 7. attaching film; 8. let off roll; 9. rear guide reel; 10. distribution base plate; 11. magnetic valve groups; 12. flatten case; 13. front guide reels; 14. carrying rollers; 15. drying boxes; 16. coating films; 17. pressure rollers; 18. application roll; 19. coating materials; 20. cables; 21. tracheaes; 22. negative-pressure air fans; 23. flatten controller; 24. films to be applied; 25 let off roll.
Detailed description of the invention
Below in conjunction with embodiment and accompanying drawing, the invention will be further described.
Thin film cladding device provided by the invention, its structure as shown in Figure 1, is made up of thin film cladding mechanism, drier, flatten mechanism and composite structure.
Described thin film cladding mechanism can be by let off roll 25, application roll 18, pressure roller 17, and jockey pulley 4 and one group of guide reel 3 form, for coating material 19 being evenly coated in to banded film to be coated 24 one sides.Wherein: let off roll 25 is by driven by servomotor, and the reel that is wound with film 24 to be coated is fixed thereon, film 24 to be coated holds jockey pulley 4 through two guide reels 3, then through pressure roller 17 and application roll 18, enters into drier.
Described drier comprises drying box 15 and one group of carrying roller 14, for the coating material on coating film 16 is dried.Wherein: in the middle of drying box 15, with even interval, carrying roller 14 is installed, is formed coating film 16 passage lanes.
Described flatten mechanism comprises flattening case 12, distribution base plate 10, magnetic valve group 11, tracheae 21, negative-pressure air fan 22, cable 20 and flattens controller 23, also comprises front guide reel 13, rear guide reel 9 and contiguous jockey pulley 4 and guide reel 3 thereof.Wherein: flatten case 12, for the coating of the mobile band shape along its length film 16 contacting on it is produced to absorption affinity, make to apply the angled protrusions muscle that film snaps on and move, and be subject to the guiding of angled protrusions muscle and flatten to coating thin-film width direction two outsides.Distribution base plate 10, it is connected with the back side of described flattening case 12, and distribution base plate 10 has intercommunicating pore, for being communicated with the pore that flattens on case 12 and the pore in magnetic valve group 11.Magnetic valve group 11, it is connected with described distribution base plate 10, flattens the pore of case 12 and is connected with the gas circuit of tracheae 21 for controlling to be communicated with or to close.Negative-pressure air fan 22, it is connected with the pore that flattens case 12 through tracheae 21, magnetic valve group 11 and distribution base plate 10, flattens the air in case 12 for pump drainage, makes to flatten case 12 internal cavities and forms negative pressure.Flatten controller 23, it is connected with magnetic valve group 11 through cable, for controlling the break-make of coil of magnetic valve group 11, to control opening or closing of magnetic valve group 11.Walk around guide reel 3 and jockey pulley 4 through drier coating film 16 after treatment, guide reel 13 and rear guide reel 9 before install respectively flattening case 12 front and back, make to apply film 16 and fit tightly flattening on case 12, and dried coating film 16 is flattened.
Above-mentioned flattening case 12 is parts of a body structure, as shown in Figure 2, in the plane that flattening case 12 contacts with coating film 16, is distributed with several by the raised ribs and the absorption pore that flatten the center line symmetry tilt distribution of edge coating film moving direction in case plane.Fig. 3 represents raised ribs shape and adsorbed gas pore size distribution and the relation that applies film moving direction, present embodiment setting applies the symmetrical inclination of film moving direction center line, angle is 9 raised ribs of 160 °, the height of raised ribs is 0.8mm, width is 3mm, it is the circular arc chamfering of 0.4mm that raised ribs has radius, and raised ribs is the absorption pore that broad ways distributes therebetween, and aperture is 0.75mm.Having " arrow " that the raised ribs of angle forms (Fig. 3) points to apply film 16 moving directions contrary.
Flattening case 12 shown in Fig. 4 is inner is separated into 8 cavitys along coating film 16 length directions, not connected between each cavity, each cavity contacts a side broad ways with coating film 16 and is distributed with absorption pore, the opposite side of each cavity has a pore and is connected with the corresponding magnetic valve air admission hole in magnetic valve group 11 through the intercommunicating pore of distribution base plate 10, and the each magnetic valve venthole in magnetic valve group 11 is connected with tracheae 21 through the intercommunicating pore of distribution base plate 10.
Fig. 5 has represented the connected relation of described gas circuit, magnetic valve group 11 is small-sized two-position three way magnetic valve, operating voltage is direct current 24V, the coil numbering of magnetic valve is arranged as J1 to J8 under upper, arbitrary magnetic valve or multiple magnetic valve adhesive, all make its corresponding sealed cavity be communicated with tracheae 21, be communicated with negative-pressure air fan 22.
As shown in Figure 5, uncoated premenstrual guide reel 13 of coating film 16 and the guiding of rear guide reel 9 with flatten the laminating of case raised ribs.Front guide reel 13 with the installation site of rear guide reel 9 is: the raised ribs profile plane d=5mm apart by the section of its two roller with flattening case, thus mobile coating film 16 and flattening case projection muscle are fitted.
In described flatten mechanism, be provided with control circuit, this control circuit as shown in Figure 6, by flattening controller 23, magnetic valve group 11 is controlled, flatten that controller 23 the follower A9, the general-purpose operation amplifier that are made up of general-purpose operation amplifier form separate with hysteresis comparator A1 to A8, photoisolator I1 to photoisolator I8, triode T1 to triode T8, potentiometer W, K switch 1 form to the light emitting diode D1 of K switch 8 and magnetic valve energising instruction to light emitting diode D8.Wherein: the positive input terminal of follower A9 (indicate “ – " end) connects potentiometer W intermediate ends, the output of follower A9 and comparator A1 are connected to the negative input end of comparator A8 (indicate “ – " hold); Taking A1 as example, its positive input terminal (indicating "+" end) is connected with resistance R 1, R2 and R3 simultaneously, its output is connected to the cathode terminal of diode in photoisolator I1 through R4, anode termination+12V power supply of this diode, in the base stage of transistor collector in photoisolator I4 through resistance R 5 and R6 be connected respectively to+24V power supply and triode T1, in the base stage of triode T1, be also connected to K switch 1, the colelctor electrode of triode T1 is connected with the negative electrode of magnetic valve J1 and light emitting diode D1 simultaneously, be connected to+24V of the other end of magnetic valve power supply.Comparator A2 is similar to the annexation of above-mentioned comparator A1 to the annexation of comparator A8.
Described follower A9 is prior art, and it is LM324 that the general-purpose operation amplifier that for example forms follower A9 can adopt model.Described comparator A1 is prior art to comparator A8, and it is LM324 that the general-purpose operation amplifier that for example forms comparator can adopt model.
Flatten the circuit working principle of controller 23 with the break-make control explanation to magnetic valve J1: by selecting the value of resistance R 1, R2 and R3, make the voltage of comparator A1 positive input terminal (indicating "+" end) have two values, it is aV that comparator A1 is output as the voltage of 1 o'clock, the voltage that comparator A1 exports when non-vanishing is bV, and 0V<b<a<+12V; When K switch 1 is in off-state situation, regulator potentiometer W intermediate ends position, making follower A9 output voltage is a certain voltage that is greater than a, after comparator A1, it is output as zero, now triode T1 is shunted and turn-offs by photoisolator I1 because of base current, J1 power-off, and light emitting diode D1 does not work; If regulator potentiometer W intermediate ends position, making follower A9 output voltage is a certain voltage that is less than b, after comparator A1, its output is non-vanishing, now photoisolator I1 to the base stage of triode T1 without shunting action, triode T1 is open-minded because there being base current to drive, J1 energising, and light emitting diode D1 lights.If K switch 1 closure, no matter regulator potentiometer W makes follower A9 export which kind of magnitude of voltage, and magnetic valve J1 is all in off-position.The operation principle of voltage magnetic valve J2 to J8 is identical with the operation principle of above-mentioned magnetic valve J1.
Comparator A1 is set to comparator A8: the above-mentioned magnitude of voltage of the positive input terminal (indicating "+" end) of comparator A1 to A8 is progressively reduced by height successively.In the situation that K switch 1 to K8 all disconnects, in the time that potentiometer W intermediate ends is placed in ceiling voltage position, comparator A1 to A8 all exports no-voltage, magnetic valve J1 to J8 off-position, and respective leds D1 to D8 point does not all work.Potentiometer is from high voltage is adjusted to zero process, and comparator A1 is to comparator A8 successively output HIGH voltage, that is, magnetic valve J1 to J8 adhesive successively, respective leds D1 to D8 point is lighted successively.
Be positioned under no-voltage situation at potentiometer W, one or more switch of appointing in K switch 1 to K8 disconnects, and all can make corresponding magnetic valve adhesive, and respective leds is lighted.
Described composite structure is made up of let off roll 8, large pressuring roller 6, air bells removing roll 5, wind-up roll 2, jockey pulley 4 and one group of guide reel 3, for the coating film after flattening 16 and attaching film 7 are pressed together and form laminated film 1 and be wound on wind-up roll 2.Wherein: let off roll 8 is by driven by servomotor, and the reel that is wound with attaching film 7 is fixed thereon, attaching film 7 holds jockey pulley 4 through two guide reels 3, then enters between large pressuring roller 6 and air bells removing roll 5.Simultaneously, also enter between large pressuring roller 6 and air bells removing roll 5 through the coating film 16 flattening, two air bells removing rolls 5 are close to large pressuring roller 6 and are had certain pressure, coating film 16 and attaching film 7 are pressed together to formation laminated film 1, through guide reel 3 and patent roller 4, laminated film 1 is wound on the reel that is fixed on wind-up roll 2.
The thin film cladding device course of work of present embodiment is as constituted above:
As shown in Figure 1, film 24 to be applied is wound on reel and fastening being placed on let off roll 25, film 24 coiled materials to be applied are drawn and are emitted, thin 24 films to be applied are through a pair of guide reel 3 and jockey pulley 4, unwinding tension is detected by jockey pulley 4, for let off roll resistance torque is regulated, maintain unwinding tension constant.Pressure roller 17 overlays film 24 to be applied in application roll 18, and the bottom of the application roll of rotation is immersed in coating material 19, and after coating material is taken up, is coated in the side that film 24 to be applied is in contact with it, and forms coating film 16.
Coating film 16 enters in drying box 15 after guide reel 3, under the support of one group of carrying roller 14 in drying box 15, moves, and coating material is dried.
Dried coating film 16 after guide reel 3, jockey pulley 4 and front guide reel 13 enter flattening case, in process at coating film 16 through flattening case 12, flatten case 12 the coating film 16 contacting on it is produced to absorption affinity, make to apply the angled protrusions muscle that film snaps on and move, and be subject to the guiding of angled protrusions muscle and flatten to coating thin-film width direction two outsides.
Coating film 16 warps after flattening later guide reel 9 enter in air bells removing roll 5 and large pressuring roller 6, simultaneously, attaching film 7 is wound on reel and fastening being placed on let off roll 8, through also entering in air bells removing roll 5 and large pressuring roller 6 after guide reel 3 and jockey pulley 4, coating film 16 and attaching film 7 carry out the compound composite membrane 1 that obtains under the roll-in of air bells removing roll 5 and large pressuring roller 6, and composite membrane 1 fastened reel being placed on Scroll 2 after guide reel 3 and jockey pulley 4 is received and is coiled into volume.The winding tension of the unwinding tension of attaching film 7 and laminated film 1 is detected by the jockey pulley 4 being adjacent respectively, controls the torque that unreels motor and winding motor separately, is that unwinding tension and winding tension are constant.
Be positioned at front guide reel 13 jockey pulley 4 before for detection of applying the tension force of film 16 at drying nest, regulate the roll-in pull-up torque of large pressuring roller 6, make the constant tension of this section of coating film 16.
The coating film flattening method of present embodiment is: utilize the multiple cavitys that flatten case 12 inner settings to be connected to form negative pressure through the air inlet of corresponding solenoid control and negative-pressure air fan 22; Flatten case 12 adsorption pores the mobile band shape coating film 16 along its length of pressing close on it is produced to absorption affinity, making to apply film 16 is adjacent to the angled protrusions muscle flattening on case and moves, and be subject to the guiding of raised ribs and launch to coating thin-film width direction two outsides, coating film fold is flattened.
Flatten the control that case is flattened controller 23, have following two kinds of methods:
A kind of control method is: the K switch 1 to K8 flattening in controller 23 is disconnected, when potentiometer W is adjusted to no-voltage from ceiling voltage, magnetic valve J1 to J8 adhesive successively in magnetic valve group 11, the magnetic valve of adhesive makes corresponding cavity be communicated with tracheae 21, form negative pressure by negative-pressure air fan 22 pump drainage air, the pore of projecting tendon one side of corresponding cavity produces the suction-operated to coating film 16, makes respective protrusions muscle participate in the guiding of coating film 16 to flatten.Regulator potentiometer W is in a certain position, can keep one or several magnetic valve in stablizing attracting state, and attracting state is lighted demonstration by the light emitting diode corresponding with magnetic valve.
Another kind of control method is: by the potentiometer W set to zero voltage flattening in controller 23, one or several in cut-off switch K1 to K8, the magnetic valve adhesive corresponding with the switch switch disconnecting, the magnetic valve of adhesive makes corresponding cavity be communicated with tracheae 21, form negative pressure by negative-pressure air fan 22 pump drainage air, the absorption pore of raised ribs one side of corresponding cavity produces the suction-operated to coating film 16, makes respective protrusions muscle participate in the guiding of coating film 16 to flatten.
Claims (9)
1. a thin film cladding device, is characterised in that and comprises:
Applying mechanism, it is made up of let off roll (25), application roll (18), pressure roller (17), jockey pulley (4) and one group of guide reel (3), for coating material (19) being evenly coated in to the one side of film to be applied (24);
Drier, it comprises drying box (15) and one group of carrying roller (14), for the coating material on coating film (16) is dried;
Flatten mechanism, it comprises flattening case (12), distribution base plate (10), magnetic valve group (11), tracheae (21), negative-pressure air fan (22), cable (20) and flattens controller (23), also comprise rear guide reel (9), front guide reel (13) and near jockey pulley (4) and guide reel (3) thereof, for dried coating film (16) is flattened;
Composite structure, it is made up of let off roll (8), large pressuring roller (6), air bells removing roll (5), wind-up roll (2), jockey pulley (4) and one group of guide reel (3), for the coating film (16) after flattening and attaching film (7) are pressed together and be wound on wind-up roll (2).
2. thin film cladding device according to claim 1, is characterized in that comprising:
Flatten case (12), for the coating film of mobile band shape along its length (16) contacting on it is produced to absorption affinity, make to apply the angled protrusions muscle that film snaps on and move, and be subject to the guiding of angled protrusions muscle and flatten to coating thin-film width direction two outsides;
Distribution base plate (10), it is connected with the back side of described flattening case (12), and distribution base plate (10) has intercommunicating pore, for being communicated with the pore that flattens on case (12) and the pore in magnetic valve group (11);
Magnetic valve group (11), it is connected with described distribution base plate (10), for control be communicated with or close flatten case (12) pore be connected with the gas circuit of tracheae (21);
Negative-pressure air fan (22), it is connected with the pore that flattens case (12) through tracheae (21), magnetic valve group (11) and distribution base plate (10), flattens the air in case (12) for pump drainage, makes to flatten case (12) internal cavity and forms negative pressure;
Flatten controller (23), it is connected with magnetic valve group (11) through cable, for controlling the break-make of coil of magnetic valve group (11), opens or closes to control magnetic valve group (11).
3. thin film cladding device according to claim 1, is characterized in that the inner edge coating of described flattening case (12) film (16) length direction is separated into N cavity, N=1,2 ... n; Not connected between each cavity, each cavity is distributed with absorption pore with the side broad ways that coating film (16) contacts, each cavity has a pore with the opposite side of coating film (16) contact and is connected with the corresponding magnetic valve air admission hole in magnetic valve group (11) through the intercommunicating pore of distribution base plate (10), and the each magnetic valve venthole in magnetic valve group (11) is connected with tracheae (21) through the intercommunicating pore of distribution base plate (10).
4. thin film cladding device according to claim 3, it is characterized in that the side that described flattening case (12) contacts with coating film (16), be distributed with several by the raised ribs that flattens the symmetrical tilt distribution of center line of edge coating film (16) moving direction in case plane, the direction that symmetrical angled protrusions muscle forms is contrary with coating film moving direction.
5. thin film cladding device according to claim 4, is characterized in that the raised ribs of described symmetrical tilt distribution, and the angle of itself and center line is 150～165 °; It between raised ribs, is the absorption pore that broad ways distributes.
6. thin film cladding device according to claim 2, is characterized in that flatten mechanism is arranged between drier and composite structure, and coating film (16) uncoated is all fitted with the raised ribs of flattening case (12).
7. one kind is utilized in claim 1 to 6 thin film cladding device described in arbitrary claim to realize coating film flattening method, it is characterized in that: utilize N the cavity that flattens the inner setting of case (12) to be connected to form negative pressure through the air inlet of corresponding solenoid control and negative-pressure air fan (22), N=1,2 ... n; This flattening case (12) adsorption pore produces absorption affinity to the coating film of mobile band shape along its length (16) of pressing close on it, making to apply film (16) is adjacent to the angled protrusions muscle flattening on case and moves, and be subject to the guiding of raised ribs and flatten to coating thin-film width direction two outsides, make to apply film fold and flatten.
8. coating film flattening method according to claim 7, is characterized in that: in coating thin-film width direction two outside flattening processes, by flattening controller (23), magnetic valve group (11) is controlled, will be flattened the switch in controller (23)
k i disconnect,
i=1,2 ... n; Then regulator potentiometer W is to a certain position, select and keep continuously several adjacent flattening case cavitys to be communicated with negative-pressure air fan (22) to form negative pressure, flatten case (12) and produce the suction-operated to coating film (16), make respective protrusions muscle participate in the guiding of coating film (16) to flatten.
9. coating film flattening method according to claim 7, it is characterized in that: in coating thin-film width direction two outside flattening processes, by flattening controller (23), magnetic valve group (11) is controlled, will be flattened the potentiometer W set to zero voltage in controller (23), cut-off switch
k i ,
i=1,2 ... n; Then select the respective chamber that flattens case (12) to form negative pressure with being communicated with of negative-pressure air fan, flatten case (12) and produce the suction-operated to coating film (16), make respective protrusions muscle participate in the guiding of coating film (16) to flatten.
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| CN201210055738.9A CN102582209B (en) | 2012-03-05 | 2012-03-05 | Thin film coating device and coated thin film flattening method |
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| CN102974499A (en) * | 2012-10-30 | 2013-03-20 | 无锡鸿声铝业有限公司 | Hopper-roller apparatus for coater |
| CN102921602B (en) * | 2012-11-14 | 2014-12-10 | 深圳市信宇人科技有限公司 | Micro-gravure coating machine |
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| JP5404274B2 (en) * | 2009-09-16 | 2014-01-29 | 日特エンジニアリング株式会社 | Film wrinkle removing device, film tension adjusting method, film wrinkle removing method, and film winding device |
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| US20070009776A1 (en) * | 2003-03-28 | 2007-01-11 | Sumitomo Chemical Company, Limited | Continuous process for producing polymer electrolyte membrane and apparatus therefor |
| TW200932651A (en) * | 2007-11-28 | 2009-08-01 | Fujifilm Corp | Method and apparatus for manufacturing film roll and method and apparatus for delivering strip-shaped member |
| CN201350715Y (en) * | 2009-02-03 | 2009-11-25 | 石狮市新光塑料包装有限公司 | Improved plastic film dry-type compounding machine |
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| CN102582209A (en) | 2012-07-18 |
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