CN114361571A - Wide-surface film coating device and method for square aluminum-shell battery - Google Patents
Wide-surface film coating device and method for square aluminum-shell battery Download PDFInfo
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- CN114361571A CN114361571A CN202210032772.8A CN202210032772A CN114361571A CN 114361571 A CN114361571 A CN 114361571A CN 202210032772 A CN202210032772 A CN 202210032772A CN 114361571 A CN114361571 A CN 114361571A
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/054—Accumulators with insertion or intercalation of metals other than lithium, e.g. with magnesium or aluminium
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/058—Construction or manufacture
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Sealing Battery Cases Or Jackets (AREA)
Abstract
The embodiment of the application provides a wide-surface coating device for a square aluminum-shell battery, which is connected with a coating component through a positioning component by a material pushing component; the film coating assembly comprises a film coating machine main body, and a film pressing strip, a film pulling roller and a film coating roller assembly which are arranged on the film coating machine main body; the film pressing strip is arranged at an insulating film outlet of the film wrapping machine main body, the film pulling roller is arranged below the film pressing strip, and the film wrapping roller assembly is arranged on one side, far away from the positioning assembly, of the film pressing strip. On only needing artifical or the manipulator to put into locating component through this application, the cooperation diolame subassembly insulating film unreels the prepareeing material automatically, still can save time and space greatly at the diolame in-process bottom of the battery diolame, more reduces the bubble and produces. The battery pack packaging machine is compatible with the clip mode packaging and the U-shaped mode packaging, can adjust batteries manually according to different sizes of the batteries, has universality, and can effectively reduce the generation cost of manufacturers.
Description
Technical Field
The invention relates to the field of automatic packaging, in particular to a wide-surface film coating device and method for a square aluminum shell battery.
Background
In the production process of the square lithium ion battery, an insulating film is required to be coated on the surface of a battery shell, and the conventional coating method is that after the front surface, the back surface and the bottom surface of the shell are coated by a U-shaped insulating film, the insulating film is respectively bent towards the side surface of the shell from the front surface, the back surface and the bottom surface of the shell and is coated on the side surface of the shell. In the related art, a notch is usually cut on the insulating film at a position corresponding to a sharp corner of the case, but the insulating film is likely to have a gap at the sharp corner of the case, and moisture in the air may penetrate through the gap, so that the battery cannot pass the dewing test.
In the prior art, the coating means generally adopts a simple installation mode of combining manual coating rollers to coat the battery, and meanwhile, the manual output of the blue film is matched, and surface bubbles are generated. In the process requirement, the technology of completeness and consistency of the product is difficult to be achieved by a single worker, the technology is simple and easy to match with the manual work, the disadvantages of high labor intensity, high labor cost, low efficiency and the like are achieved, and the method is only suitable for small-scale workshop type and pre-injection coating (needing to be disassembled later) test production.
The cost of manual coating is high, the efficiency is low, the quality of the product is difficult to control, the problem of uneven quality is easy to occur, and the stability and the service life of the electronic product are influenced when the coating is applied to the electronic product. The required labor is more, the efficiency is low, and the quality and the precision of the prepared product are uncontrollable.
Disclosure of Invention
In view of the above problems, embodiments of the present invention have been made to provide a prismatic aluminum can battery broad-face encapsulation apparatus that overcomes or at least partially solves the above problems.
The embodiment of the invention discloses a wide-surface coating device for a square aluminum-shell battery, which is used for coating an insulating film on the square aluminum-shell battery and comprises a control device, a positioning component, a coating component and a pushing component, wherein the positioning component, the coating component and the pushing component are respectively electrically connected with the control device;
the pushing assembly is connected with the film wrapping assembly through the positioning assembly;
the film coating assembly comprises a film coating machine main body, and a film pressing strip, a film pulling roller and a film coating roller assembly which are arranged on the film coating machine main body; the film pressing strip is arranged at an insulating film outlet of the film wrapping machine main body, the film pulling roller is arranged below the film pressing strip, and the film wrapping roller assembly is arranged on one side, far away from the positioning assembly, of the film pressing strip;
when the device runs, the control device controls the positioning assembly to adjust the battery to the position corresponding to the film wrapping roller assembly, the film pressing strip presses down the sticky surface of the insulating film, the film pulling roller presses down the sticky surface of the insulating film below the film pressing strip, the film pressing strip loosens the sticky surface of the insulating film, the film pulling roller pulls out the insulating film for a preset distance, the material pushing assembly moves the battery into the sticky surface of the insulating film from the positioning assembly, and the film wrapping roller assembly moves from the smooth surface of the insulating film to the positioning assembly, so that the insulating film wraps the battery and is leveled.
Preferably, the enveloped roller assembly comprises an upper enveloped roller and a lower enveloped roller;
the upper film wrapping roller and the lower film wrapping roller are oppositely arranged, and a space for accommodating the battery is formed between the upper film wrapping roller and the lower film wrapping roller; wherein the upper film-coating roller and the lower film-coating roller have the same shape;
when the device operates, controlling means control locating component will the battery adjusts to between the last diolame roller of diolame subassembly and the lower diolame roller, controlling means control the press mold strip is pressed down the sticky surface of insulating film, draw the membrane roller to follow press mold strip below is pressed down the sticky surface of insulating film, the press mold strip loosens the sticky surface of insulating film, draw the membrane roller will the insulating film is pulled out and is predetermine the distance, it will to push away the material subassembly the battery is followed locating component moves into the sticky surface of pulling out the insulating film, go up the diolame roller will the insulating film pastes tightly the first half of battery, the diolame roller will the insulating film paste tightly the latter half of battery.
Preferably, the coating machine main body comprises a ball screw assembly, a motor assembly, a coating roller assembly and a cutter;
the motor assembly is electrically connected with the control device, the motor assembly is connected with the film wrapping roller assembly through the ball screw assembly, the film wrapping roller assembly is arranged on two sides of the film wrapping roller assembly, and the cutter is arranged between the film pressing strip and the film drawing roller.
Preferably, the positioning assembly comprises a supporting roller, a positioning roller, a spring pressing wheel and a feeding cylinder;
the supporting rollers form roller platforms for supporting batteries, the positioning rollers are arranged on one sides of the roller platforms and perpendicular to the supporting rollers, spring pressing wheels are arranged in the direction of the positioning rollers close to the film coating assembly, and a feeding cylinder for moving the positioning assembly to the film coating assembly is arranged in the direction of the positioning rollers far away from the film coating assembly; wherein, the roller platform is composed of at least 4 idler wheels; the roller platform inclines to the direction of the positioning roller by a preset angle.
Preferably, the roller platform comprises a left row of rollers and a right row of rollers;
the left row of rollers and the right row of rollers are arranged oppositely, and the number of the supporting rollers of the left row of rollers and the number of the supporting rollers of the right row of rollers are the same; wherein, the left row of rollers comprises at least 2 idler rollers.
Preferably, the idler wheel comprises a roller and a cam;
the center of the roller is provided with a cam, and the diameter of the cam is smaller than that of the roller.
Preferably, the material pushing assembly comprises a material pushing plate, a material pushing screw rod and a material pushing motor;
the material pushing plate is connected with the output end of the material pushing motor through the material pushing screw rod.
Preferably, the control device is electrically connected with a material receiving assembly for discharging the coated battery;
the positioning assembly and the material receiving assembly are arranged on one side, far away from the positioning assembly, of the envelope assembly.
Preferably, the material receiving assembly comprises a material receiving motor, a transmission assembly, a material receiving screw rod, a manipulator and a clamping cylinder;
the material receiving motor is connected with the material receiving screw rod through the transmission assembly, and the clamping cylinder clamps the battery through the manipulator.
In order to realize the application, the method is used for wrapping the square aluminum-shell battery with an insulating film, the battery comprises a wide surface and a narrow surface perpendicular to the wide surface, and the area of the wide surface is larger than that of the narrow surface, and the method comprises the following steps:
moving the narrow surface of the battery into a wide surface coating device of the square aluminum shell battery;
the square aluminum shell battery wide surface coating device pulls the insulating film out for a preset distance;
the square aluminum shell battery wide-face coating device wraps the insulating film from the narrow face to the wide face of the battery.
The present application specifically includes the following advantages:
in the embodiment of the application, the control device is used for matching a positioning component, a film wrapping component, a pushing component and the like which are respectively and electrically connected with the control device, wherein the pushing component is used for pushing a battery from the positioning component into the film wrapping component; the pushing assembly is connected with the film wrapping assembly through the positioning assembly; the film coating assembly comprises a film coating machine main body, and a film pressing strip, a film pulling roller and a film coating roller assembly which are arranged on the film coating machine main body; the film pressing strip is arranged at an insulating film outlet of the film wrapping machine main body, the film pulling roller is arranged below the film pressing strip, and the film wrapping roller assembly is arranged on one side, far away from the positioning assembly, of the film pressing strip; when the device runs, the control device controls the positioning assembly to adjust the battery to the position corresponding to the film wrapping roller assembly, the film pressing strip presses down the sticky surface of the insulating film, the film pulling roller presses down the sticky surface of the insulating film below the film pressing strip, the film pressing strip loosens the sticky surface of the insulating film, the film pulling roller pulls out the insulating film for a preset distance, the material pushing assembly moves the battery into the sticky surface of the insulating film from the positioning assembly, and the film wrapping roller assembly moves from the smooth surface of the insulating film to the positioning assembly, so that the insulating film wraps the battery and is leveled. Through this application only need manual work or manipulator put into on the locating component can, can get into the diolame process fast to the cooperation diolame subassembly insulating film is automatic unreels and prepares material, still can be at battery bottom diolame at the diolame in-process, can save time and space greatly, and the diolame roller assembly is pushed down at a definite force, and the battery does not appear jumping from top to bottom and influences the diolame, more reduces the bubble and produces. Full-automatic production reduces personnel's work rate of transferring, improves production efficiency effectively. The battery pack packaging machine is compatible with the clip mode packaging and the U-shaped mode packaging, can adjust batteries manually according to different sizes of the batteries, has universality, and can effectively reduce the generation cost of manufacturers.
Drawings
In order to more clearly illustrate the technical solutions of the present application, the drawings needed to be used in the description of the present application will be briefly introduced below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without inventive labor.
FIG. 1 is a schematic structural diagram of a wide-surface coating device for a square aluminum-shell battery of the invention;
FIG. 2 is a schematic structural diagram of a positioning assembly of the wide-surface coating device for the square aluminum-shell battery of the invention;
FIG. 3 is a schematic structural diagram of a pushing assembly of the wide-side coating device for the square aluminum-shell battery of the invention;
FIG. 4 is a schematic structural diagram of an enveloping component of a broad-face enveloping device for square aluminum-shell batteries in the invention;
FIG. 5 is a schematic structural diagram of an enveloping component of a broad-face enveloping device for square aluminum-shell batteries in the invention;
FIG. 6 is a schematic structural diagram of a material receiving assembly of the wide-surface coating device for the square aluminum-shell battery of the invention;
FIG. 7 is a schematic structural diagram of a broad-side coating device for a square aluminum-shell battery of the invention;
1. a positioning assembly; 11. supporting the roller; 12. positioning the roller; 13. a spring pinch roller; 14. a feeding cylinder; 2. a material pushing assembly; 21. a material pushing plate; 22. pushing a material screw rod; 23. a material pushing motor; 3. a coating assembly; 31. pressing the membrane strip; 32. a first ball screw; 33. a first servo motor; 34. a second ball screw; 35. a second servo motor; 36. a third ball screw; 37. a third servo motor; 38. an enveloping roller assembly; 39. a film drawing roller; 310. coating a riding wheel; 311. a rubber covered roller assembly; 312. a cutter; 4. a material receiving assembly; 41. a material receiving motor; 42. a transmission assembly; 43. a material receiving screw rod; 44. a manipulator; 5. a battery.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present application more comprehensible, the present application is described in further detail with reference to the accompanying drawings and the detailed description. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
Referring to fig. 1 to 7, there are shown schematic structural diagrams of a wide-side enveloping device for a square aluminum-shell battery of the present invention, which may specifically include the following structures: the device comprises a control device, a positioning component 1, a film wrapping component 3 and a pushing component 2, wherein the positioning component 1 and the film wrapping component 3 are respectively electrically connected with the control device; the pushing assembly 2 is connected with the film wrapping assembly 3 through the positioning assembly 1; the film coating assembly 3 comprises a film coating machine main body, and a film pressing strip 31, a film pulling roller 39 and a film coating roller assembly 38 which are arranged on the film coating machine main body; the film pressing strip 31 is arranged at the insulating film outlet of the film wrapping machine main body, the film pulling roller 39 is arranged below the film pressing strip 31, and the film wrapping roller assembly 38 is arranged on one side of the film pressing strip 31 away from the positioning assembly 1; when the device operates, the control device controls the positioning assembly 1 to adjust the battery 5 to a position corresponding to the enveloping roller assembly 38, the film pressing strip 31 presses down the adhesive surface of the insulating film, the film pulling roller 39 presses down the adhesive surface of the insulating film from the lower part of the film pressing strip 31 and pulls out a preset distance, the material pushing assembly 2 moves the battery 5 from the positioning assembly 1 into the adhesive surface of the insulating film, and the enveloping roller assembly 38 moves from the optical surface of the insulating film to the direction of the positioning assembly 1, so that the insulating film envelops the battery 5 and is smoothed.
In the embodiment of the application, the control device is used for matching a positioning component 1, a film wrapping component 3, a pushing component 2 and the like which are respectively electrically connected with the control device and used for pushing a battery 5 from the positioning component 1 into the film wrapping component 3; the pushing assembly 2 is connected with the film wrapping assembly 3 through the positioning assembly 1; the film coating assembly 3 comprises a film coating machine main body, and a film pressing strip 31, a film pulling roller 39 and a film coating roller assembly 38 which are arranged on the film coating machine main body; the film pressing strip 31 is arranged at the insulating film outlet of the film wrapping machine main body, the film pulling roller 39 is arranged below the film pressing strip 31, and the film wrapping roller assembly 38 is arranged on one side of the film pressing strip 31 away from the positioning assembly 1; when the device operates, the control device controls the positioning assembly 1 to adjust the battery 5 to a position corresponding to the film wrapping roller assembly 38, the film pressing strip 31 presses down the adhesive surface of the insulating film, the film pulling roller 39 presses down the adhesive surface of the insulating film from the lower part of the film pressing strip 31, the film pressing strip 31 loosens the adhesive surface of the insulating film, the film pulling roller 39 pulls the insulating film out for a preset distance, the material pushing assembly 2 moves the battery 5 into the adhesive surface of the insulating film from the positioning assembly 1, and the film wrapping roller assembly 38 moves from the optical surface of the insulating film to the direction of the positioning assembly 1, so that the insulating film wraps the battery 5 and is smoothed. According to the battery packaging machine, only manual or mechanical devices are needed to be placed on the positioning assembly 1, the packaging process can be rapidly carried out, the insulating film of the packaging assembly 3 is matched to automatically unreel and prepare materials, the bottom of the battery 5 can be packaged in the packaging process, time and space can be greatly saved, the battery 5 does not jump up and down to influence the packaging when the packaging roller assembly 38 is pressed at a certain force, and bubbles are further reduced. Full-automatic production reduces personnel's work rate of transferring, improves production efficiency effectively. This application can be compatible back type mode diolame and U type mode diolame, can be according to battery 5 size difference, carries out artifical left and right sides adjustment to battery 5, has the universality, can effectively reduce the generating cost of producer.
Next, the wide-side coating apparatus for the square aluminum-can battery in the present exemplary embodiment will be further described.
As an example, the battery 5 includes an upper wide surface, a lower wide surface, a front narrow surface and a rear narrow surface, the upper wide surface is parallel to the lower wide surface, the front narrow surface is parallel to the rear narrow surface, the upper wide surface is perpendicular to the front narrow surface, and the coating device for the wide surface of the square aluminum-shell battery of the present application wraps the front narrow surface of the battery 5, wraps the upper wide surface and the lower wide surface, and wraps the rear narrow surface at last.
As an example, the insulating film is a blue film, and the insulating film includes a sticky surface and a smooth surface, which are two surfaces of the insulating film respectively.
In an embodiment of the application, the pushing assembly 2 is connected with the film wrapping assembly 3 through the positioning assembly 1; the positioning assembly 1 comprises a supporting roller 11, a positioning roller 12, a spring pressing wheel 13 and a feeding cylinder 14; the supporting roller 11 forms a roller platform for supporting the battery 5, the positioning roller 12 is arranged on one side of the roller platform and is perpendicular to the supporting roller 11, a spring pinch roller 13 is arranged in the direction that the positioning roller 12 is close to the film-coated component 3, and a feeding cylinder 14 for moving the positioning component 1 to the film-coated component 3 is arranged in the direction that the positioning roller 12 is far away from the film-coated component 3; wherein, the roller platform is composed of at least 4 idler wheels 11; the roller platform is inclined to the direction of the positioning roller 12 by a preset angle.
Referring to fig. 2, the positioning assembly 1 is used for feeding the battery 5 forward after positioning and compressing before coating, the positioning assembly 1 includes the feeding cylinder 14, the supporting roller 11, the positioning roller 12, the spring pressing wheel 13 and a positioning frame for pushing the positioning assembly 1 to move, one end of the positioning frame is connected to the feeding cylinder 14, and the upper part of the positioning frame is connected to the supporting roller 11, the positioning roller 12 and the spring pressing wheel 13.
In a specific embodiment, the battery 5 is placed on the positioning frame, a left row of rollers and a right row of rollers arranged in a left row and a right row cooperate to form a roller platform for supporting the battery 5, that is, the lower side width surface of the battery 5 is tangent to the wheel surfaces of the left row of rollers and the right row of rollers on the positioning frame,
as an example, the convex rollers in the left row of rollers and the right row of rollers are deviated by 10 degrees from the direction of the positioning roller 12 toward the advancing direction of the battery 5, and specifically, the deviation angle may be 5 degrees to 15 degrees, in this way, when the battery 5 moves in the advancing direction, the battery 5 gradually moves toward the positioning roller 12 until the battery 5 approaches the positioning roller 12, and the positioning of the battery 5 is completed.
As an example, a spring pressing wheel 13 is attached to a position of the positioning assembly 1 close to the enveloping assembly 3, and is used for keeping a pressing state of pressing the battery 5 downwards through the position of the spring pressing wheel 13 during the forward moving process of the battery 5, so that the battery 5 is prevented from running up and down when reaching the enveloping assembly 3, the enveloping effect is prevented from being affected, and the battery 5 can enter the enveloping structure of the next process more stably when moving forwards. After the batteries 5 are positioned and compressed, the feeding air cylinder 14 controls the positioning assembly 1 to move forwards, and the batteries 5 are conveyed to an inlet of a coating position.
In an embodiment of the present application, the roller platform includes a left row of rollers and a right row of rollers; the left row of rollers and the right row of rollers are oppositely arranged, and the number of the supporting rollers 11 of the left row of rollers and the number of the supporting rollers of the right row of rollers are the same; wherein the left row of rollers comprises at least 2 idler rollers 11. The idler wheel 11 comprises a roller and a cam; the center of the roller is provided with a cam, and the diameter of the cam is smaller than that of the roller.
As an example, the preset distance is a preset angle of inclining the roller platform to the direction of the positioning roller 12 when the battery 5 is stopped when being fed from the previous process to the structural insulating film, and the preset angle is 5 degrees to 15 degrees, preferably 10 degrees.
In a specific embodiment, 11 rollers are arranged on the left row, 11 rollers are arranged on the right row, 10 positioning rollers 12 are arranged, the rollers on the left row and the rollers on the right row are arranged oppositely, the wheel surface of the rollers on the left row is opposite to the wheel surface of the rollers on the right row, the positioning rollers 12 are arranged on the upper portion of the rollers on the left row, the positioning rollers 12 are perpendicular to the rollers on the left row, the rollers on the left row and the rollers on the right row are arranged on the bottom surface of the battery 5, the positioning rollers are arranged on the side surfaces of the battery 5, and the spring pressing wheels 13 are arranged on the top surface of the battery 5, so that the battery 5 can be accurately placed into the envelope component 3 by the positioning component 1.
In an embodiment of the present application, the pushing assembly 2 includes a pushing plate 21, a pushing screw 22, and a pushing motor 23; the material pushing plate 21 is connected with the output end of the material pushing motor 23 through the material pushing screw rod 22.
In one embodiment, the pushing assembly 2 is used for pushing the battery 5 on the positioning assembly 1 into the next process enveloping assembly 3. The pushing motor 23 is matched with a pushing lead screw transmission principle to control the pushing plate 21 to eject, the structure needs to be matched with the positioning assembly 1 to perform two actions, one action is that the battery 5 is fed behind the platform surface of the positioning structure, the pushing assembly 2 ejects forwards, the battery 5 is close to the left and pushed to the battery 5 pressing position, after the completion, the battery 5 is fed into a coating inlet by the positioning assembly 1, and at the moment, the pushing plate 21 ejects once again, so that the battery 5 is pushed into the inlet of the coating assembly 3 and starts coating.
As an example, the material pushing plate 21 is in contact with the battery 5 and is made of an insulating rubber pad, which can insulate and protect the battery 5; the pushing motor 23 is a servo motor, and the pushing screw 22 is a ball screw.
In a specific embodiment, the pushing screw 22 and the pushing motor 23 are connected below the pushing plate 21, the pushing assembly 2 is controlled by a control device, and a slide rail is arranged below the pushing plate 21 and can move on the pushing screw 22, so that the pushing plate 21 can move towards the coating assembly 3.
In an embodiment of the present application, the film wrapping assembly 3 includes a film wrapping machine main body, and a film pressing strip 31, a film pulling roller 39 and a film wrapping roller assembly 38 which are arranged on the film wrapping machine main body; the film pressing strip 31 is arranged at an insulating film outlet of the film wrapping machine main body, the film pulling roller 39 is arranged below the film pressing strip 31, and the film wrapping roller assembly 38 is arranged on one side, away from the positioning assembly 1, of the film pressing strip 31.
In an embodiment of the present application, the upper wrapping roll and the lower wrapping roll are disposed opposite to each other, and a space for accommodating the battery 5 is formed between the upper wrapping roll and the lower wrapping roll; wherein, the shape of the upper film-coating roller is the same as that of the lower film-coating roller.
In a specific embodiment, the battery 5 is pushed into the space between the upper enveloping roller and the lower enveloping roller through the material pushing plate 21, the insulating film is arranged between the battery 5 and the upper enveloping roller and the lower enveloping roller, the adhesive surface of the insulating film is connected with the battery 5, the smooth surface of the insulating film is connected with the upper enveloping roller and the lower enveloping roller, and as shown in fig. 7 in particular, the battery 5 moves forward, so that the enveloping roller assembly 38 presses the enveloping roller on the battery 5.
As an example, the upper film coating roller and the lower film coating roller can be coated with soft and hard materials according to the depression degree of the surface of the battery 5, and the hardness is 50-70 degrees. The upper film wrapping roller moves downwards, the lower film wrapping roller moves upwards, and the upper film wrapping roller and the lower film wrapping roller pass through the front narrow surface of the battery 5, then pass through the upper wide surface and the lower wide surface simultaneously, and finally pass through the rear narrow surface.
As an example, when the material pushing plate 21 pushes the battery 5 into the inlets of the upper and lower film wrapping rollers, the control device controls the upper and lower film wrapping rollers to move from the two ends of the front narrow surface to the central axis of the front narrow surface, so as to flatten the insulating film on the front narrow surface of the battery 5, and the upper and lower film wrapping rollers move back to the corners of the battery 5 in opposite directions; the battery 5 continues to move forward, and the upper wide surface and the lower wide surface simultaneously smooth the insulating films on the upper wide surface and the lower wide surface of the battery; the batteries 5 move forward again, and finally the upper film wrapping roller and the lower film wrapping roller are used for smoothing the narrow side of the rear side of the batteries 5, so that the film wrapping of the batteries 5 is completed.
In an embodiment of the present application, the main body of the film coating machine includes a ball screw assembly, a motor assembly, a rubber covered roller assembly 311 and a cutter 312; the motor assembly is electrically connected with the control device, the motor assembly is connected with the enveloping roller assembly 38 through the ball screw assembly, the enveloping roller assembly 311 is arranged at two sides of the enveloping roller assembly 38, and the cutting knife 312 is arranged between the film pressing strip 31 and the film drawing roller 39.
As an example, the motor assembly includes a first servo motor 33, a second servo motor 35, and a third servo motor 37; the ball screw assembly includes a first ball screw 32, a second ball screw 34, and a third ball screw 36; the first servo motor 33 is respectively matched with a lever transmission principle of a first ball screw 32 to control an upper film wrapping roller to wrap the battery 5, and the second servo motor 35 is respectively matched with a lever transmission principle of a second ball screw to control a lower film wrapping roller to wrap the battery 5; the third servo motor 37 and the third ball screw 36 control the upper film-drawing roller 39 to draw the film of the battery 5 according to the lever transmission principle. The first servo motor 33 is connected with the upper film wrapping roller through the first ball screw 32, and the second servo motor 35 is connected with the lower film wrapping roller through the second ball screw 34.
As an example, the coating machine main part still is equipped with and is used for control the press mold strip cylinder of pressure membrane strip 31, press mold strip cylinder sets up coating machine main part both sides, and the control is whole to press the sticky surface of membrane strip 31 to push down the insulating film, makes blue membrane quilt press membrane strip 31 to push down to glue, draw the ejecting sticking of back cylinder that membrane roller 39 rises the afterbody of blue membrane, press mold strip cylinder is ejecting, makes press mold strip 31 no longer push down blue membrane to make the insulating film sticky surface break away from, draw membrane roller 39 to pull down.
In a specific embodiment, the film pressing strip 31 controls the film pressing strip 31 to pull out the insulating film through a film pressing strip air cylinder, and the film pulling roller 39 pulls out the insulating film from the lower part of the film pressing strip 31 through a third servo motor 37 and a third ball screw 36. Specifically, the film drawing roller 39 sticks to the sticking surface of the insulating film, the insulating film is pressed downwards, the film pressing strip 31 is separated from the film drawing roller 39, the insulating film is drawn, and the insulating film is drawn out, wherein the drawn-out preset length of the insulating film is at least drawn below the film wrapping roller. The film drawing roller 39 rotates in the belt direction through a bearing and a magnetic powder brake, and the film drawing roller 39 rotates in a single direction.
In one embodiment, the capsule assembly 3 is used to encapsulate the battery 5 in a serpentine manner on both the upper and lower broad sides and the leading and trailing narrow sides. Before the battery 5 is fed, the film pressing strip cylinders on the two sides control the whole film pressing strip 31 to press down the adhesive surface of the insulating film, a shaft is welded in the film pressing strip 31, the tangent line of the shaft is tightly pressed with the adhesive surface of the insulating film, the insulating film is pressed for preparing materials, the film drawing roller 39 presses down the insulating film from the lower part of the film pressing strip 31 in the same way, at the moment, the film pressing strip cylinder is loosened, the third servo motor 37 is matched with the transmission principle of a third ball screw to control the film drawing roller 39 to draw the insulating film downwards for a preset distance, the first servo motor 33 and the second servo motor 35 are respectively matched with the transmission principle of the first ball screw and the second ball screw 34 to control the upper film wrapping roller and the lower film wrapping roller to extend out, the front narrow surface of the battery 5 is smoothed to achieve the film coating effect, and after the film coating is finished, the upper film coating roller and the lower film coating roller respectively reach the upper position and the lower position of the upper wide surface and the lower wide surface of the battery 5; and the upper film wrapping roller and the lower film wrapping roller are contacted with the insulation films on the upper surface and the lower surface of the battery 5, the battery 5 is continuously pushed in by the material pushing assembly 2, along with the movement and pushing of the battery 5, the upper film wrapping roller and the lower film wrapping roller press and flatten the insulation film smooth surfaces on the upper side wide surface and the lower side wide surface of the battery 5, at the moment, the upper side wide surface and the lower side wide surface of the battery 5 start to be pasted, wrapped and protected by the insulation film, after the battery 5 stops, the film pressing strip 31 presses down again to prevent the insulation film material belt from flowing back, after the completion, the cutter 312 adopts an air cylinder to scratch out, cuts off the insulation film, the material pushing assembly 2 retracts, the upper film wrapping roller and the lower film wrapping roller flatten the rear side narrow surface in the same mode, and at the moment, the film wrapping of the battery 5 is completed.
In an embodiment of the application, the control device is electrically connected with a material receiving assembly 4 for discharging the coated battery 5; the positioning assembly 1 and the material receiving assembly 4 are arranged on one side of the envelope assembly 3, which is far away from the positioning assembly 1.
In an embodiment of the present application, the material receiving assembly 4 includes a material receiving motor 41, a transmission assembly 42, a material receiving screw 43, a manipulator 44, and a clamping cylinder; the material receiving motor 41 is connected with the material receiving screw rod 43 through the transmission assembly 42, and the clamping cylinder clamps the battery 5 through the manipulator 44.
As an example, the manipulator 44 includes a first manipulator and a first manipulator, the first manipulator and the first manipulator are oppositely arranged, the first manipulator is used for clamping one end of the battery 5, and the first manipulator is used for clamping the other end of the battery 5; the first manipulator is further provided with a first manipulator cylinder, and the first manipulator is further provided with a first manipulator cylinder.
As an example, the first manipulator cylinder is disposed on a side of the first manipulator away from the first manipulator, and the first manipulator cylinder is disposed on a side of the first manipulator away from the first manipulator.
As an example, the transmission assembly 42 includes a timing belt, a first timing wheel, and a second timing belt; the synchronous belt drives through first synchronous belt second synchronous belt synchronous motion, first synchronous belt with connect material motor 41 to be connected, first synchronous belt passes through the synchronous belt with the second synchronizing wheel is connected, the second synchronizing wheel with connect material lead screw 43 to be connected.
As an example, the material receiving assembly 4 includes a material receiving frame, the material receiving screw 43 is connected below the material receiving frame, and the material receiving screw 43 is connected to the material receiving motor 41 through the transmission assembly 42; connect material frame top both sides and connect respectively first manipulator cylinder and first manipulator cylinder, first machinery cylinder connects first manipulator, first manipulator cylinder connects first manipulator.
In a specific embodiment, the material receiving assembly 4 is used for taking out the battery 5 after the enveloping is completed. Adopt and connect the material motor 41 cooperation to connect the transmission principle control of material lead screw the manipulator 44 is followed the diolame position of diolame subassembly 3 is got the material, connect the material lead screw 43 with connect the material motor 41 control connect material subassembly 4 to remove, adopt first manipulator to the battery 5 of diolame with first manipulator connects the material to press from both sides tightly, shifts out after accomplishing, first manipulator cylinder with first manipulator cylinder loosens the unloading of battery 5 after targetting in place. Wherein the material receiving motor 41 adopts the transmission principle of the transmission component 42 to move the material receiving lead screw, and the length and the space can be saved by the way, so that the whole material receiving component 4 moves.
This application only need artifical or mechanical device put into locating component 1 on the gyro wheel platform can, can get into the diolame process fast to the cooperation insulating film is automatic unreels and prepares material, still can save time and space at the diolame in-process U type diolame mode 5 bottoms envelopes battery, and spring pinch roller 13 and support gyro wheel 11 and positioning roller 12 cooperation are used, restrict from different aspects battery 5's position, battery 5 no longer appears jumping from top to bottom and influences the diolame, and a constant force is pressed down, more reduces the bubble and produces, takes out after accomplishing the diolame and puts on another platform, changes in carrying out next preface. In conclusion, all the parts are compactly combined into a whole to realize full-automatic production, the work and dispatching rate of personnel is reduced, and the production efficiency is effectively improved.
In an embodiment of the present application, the battery pack includes a control device, and a positioning assembly 1, a film wrapping assembly 3 and a pushing assembly 2, which are electrically connected to the control device, respectively, for pushing a battery 5 from the positioning assembly 1 into the film wrapping assembly 3. When the device operates, the control device controls the positioning assembly 1 to adjust the battery 5 to a position corresponding to the enveloping roller assembly 38, the film pressing strip 31 presses down the adhesive surface of the insulating film, the film pulling roller 39 presses down the adhesive surface of the insulating film from the lower part of the film pressing strip 31 and pulls out a preset distance, the material pushing assembly 2 moves the battery 5 from the positioning assembly 1 into the adhesive surface of the insulating film, and the enveloping roller assembly 38 moves from the optical surface of the insulating film to the direction of the positioning assembly 1, so that the insulating film envelops the battery 5 and is smoothed.
The application also comprises a method for coating the wide surface of the square aluminum-shell battery 5, wherein the method is used for coating the insulating film on the square aluminum-shell battery 5, the battery 5 comprises a wide surface and a narrow surface which is perpendicular to the wide surface, and the area of the wide surface is larger than that of the narrow surface, and the method comprises the following steps: moving the narrow surface of the battery 5 into a wide surface coating device of the square aluminum shell battery; the square aluminum shell battery wide surface coating device pulls the insulating film out for a preset distance; the square aluminum-shell battery wide-face coating device wraps the insulating film from the narrow face to the wide face of the battery 5.
In a specific embodiment, the broad faces include upper and lower broad faces, and the narrow faces include rear and rear narrow faces.
The application can be compatible with the film coating in the shape of a Chinese character hui and the film coating in the U-shaped mode, the manual left-right adjustment of the film coating riding wheel 310 of the battery 5 can be realized according to the different sizes of the battery 5, the film coating roller assemblies 38 on the front narrow surface and the rear narrow surface are adjusted, and only the U-shaped film coating can replace the lengths of the film coating roller assemblies 38 on the upper wide surface and the lower wide surface according to the different thicknesses of the battery 5 in the whole process. The enveloping roller assembly 38 can select the soft and hard degree (generally, the hardness is 50-70 degrees) of the roller surface encapsulation according to the surface concave degree of the battery 5, and reduce the generation of air bubbles and other defects by matching with the pressing pressure.
All the embodiments in the present specification are described in a progressive manner, the embodiments are mainly described in a manner different from other embodiments, and similar parts between the embodiments may be referred to each other.
While preferred embodiments of the present invention have been described, additional variations and modifications of these embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the embodiments of the invention.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal apparatus that comprises the element.
The square aluminum-shell battery broad-face coating device provided by the invention is described in detail, a specific example is applied in the description to explain the principle and the implementation mode of the invention, and the description of the embodiment is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (10)
1. The wide-surface film coating device for the square aluminum-shell battery is used for coating an insulating film on the square aluminum-shell battery and is characterized by comprising a control device, a positioning component, a film coating component and a material pushing component, wherein the positioning component, the film coating component and the material pushing component are respectively and electrically connected with the control device;
the pushing assembly is connected with the film wrapping assembly through the positioning assembly;
the film coating assembly comprises a film coating machine main body, and a film pressing strip, a film pulling roller and a film coating roller assembly which are arranged on the film coating machine main body; the film pressing strip is arranged at an insulating film outlet of the film wrapping machine main body, the film pulling roller is arranged below the film pressing strip, and the film wrapping roller assembly is arranged on one side, far away from the positioning assembly, of the film pressing strip;
when the device runs, the control device controls the positioning assembly to adjust the battery to the position corresponding to the film wrapping roller assembly, the film pressing strip presses down the sticky surface of the insulating film, the film pulling roller presses down the sticky surface of the insulating film below the film pressing strip, the film pressing strip loosens the sticky surface of the insulating film, the film pulling roller pulls out the insulating film for a preset distance, the material pushing assembly moves the battery into the sticky surface of the insulating film from the positioning assembly, and the film wrapping roller assembly moves from the smooth surface of the insulating film to the positioning assembly, so that the insulating film wraps the battery and is leveled.
2. The wide-face coating device for the square aluminum-shell battery as claimed in claim 1, wherein the coating roller assembly comprises an upper coating roller and a lower coating roller;
the upper film wrapping roller and the lower film wrapping roller are oppositely arranged, and a space for accommodating the battery is formed between the upper film wrapping roller and the lower film wrapping roller; wherein the upper film-coating roller and the lower film-coating roller have the same shape;
when the device operates, controlling means control locating component will the battery adjusts to between the last diolame roller of diolame subassembly and the lower diolame roller, controlling means control the press mold strip is pressed down the sticky surface of insulating film, draw the membrane roller to follow press mold strip below is pressed down the sticky surface of insulating film, the press mold strip loosens the sticky surface of insulating film, draw the membrane roller will the insulating film is pulled out and is predetermine the distance, it will to push away the material subassembly the battery is followed locating component moves into the sticky surface of pulling out the insulating film, go up the diolame roller will the insulating film pastes tightly the first half of battery, the diolame roller will the insulating film paste tightly the latter half of battery.
3. The wide-face coating device for the square aluminum-shell batteries according to claim 1, wherein the coating machine main body comprises a ball screw assembly, a motor assembly, a rubber coating roller assembly and a cutter;
the motor assembly is electrically connected with the control device, the motor assembly is connected with the film wrapping roller assembly through the ball screw assembly, the film wrapping roller assembly is arranged on two sides of the film wrapping roller assembly, and the cutter is arranged between the film pressing strip and the film drawing roller.
4. The wide-surface film coating device for the square aluminum-shell batteries according to claim 1, wherein the positioning assembly comprises a supporting roller, a positioning roller, a spring pressing wheel and a feeding cylinder;
the supporting rollers form roller platforms for supporting batteries, the positioning rollers are arranged on one sides of the roller platforms and perpendicular to the supporting rollers, spring pressing wheels are arranged in the direction of the positioning rollers close to the film coating assembly, and a feeding cylinder for moving the positioning assembly to the film coating assembly is arranged in the direction of the positioning rollers far away from the film coating assembly; wherein, the roller platform is composed of at least 4 idler wheels; the roller platform inclines to the direction of the positioning roller by a preset angle.
5. The wide-face coating device for square aluminum-shell batteries according to claim 4, wherein the roller platform comprises a left row of rollers and a right row of rollers;
the left row of rollers and the right row of rollers are arranged oppositely, and the number of the supporting rollers of the left row of rollers and the number of the supporting rollers of the right row of rollers are the same; wherein, the left row of rollers comprises at least 2 idler rollers.
6. The wide-face coating device for the square aluminum-shell batteries, according to claim 4, is characterized in that the idler wheels comprise idler wheels and cams;
the center of the roller is provided with a cam, and the diameter of the cam is smaller than that of the roller.
7. The wide-face film coating device for the square aluminum-shell battery as claimed in claim 1, wherein the material pushing assembly comprises a material pushing plate, a material pushing screw rod and a material pushing motor;
the material pushing plate is connected with the output end of the material pushing motor through the material pushing screw rod.
8. The wide-surface coating device for the square aluminum-shell batteries according to claim 1, wherein the control device is electrically connected with a material receiving assembly for discharging the coated batteries;
the positioning assembly and the material receiving assembly are arranged on one side, far away from the positioning assembly, of the envelope assembly.
9. The wide-surface coating device for the square aluminum-shell batteries according to claim 8, wherein the material receiving assembly comprises a material receiving motor, a transmission assembly, a material receiving screw rod, a manipulator and a clamping cylinder;
the material receiving motor is connected with the material receiving screw rod through the transmission assembly, and the clamping cylinder clamps the battery through the manipulator.
10. A method for coating a wide surface of a square aluminum-shell battery with an insulating film is used for coating the square aluminum-shell battery with the insulating film, the battery comprises a wide surface and a narrow surface which is perpendicular to the wide surface, and the area of the wide surface is larger than that of the narrow surface, and the method is characterized by comprising the following steps:
moving the narrow surface of the battery into a wide surface coating device of the square aluminum shell battery;
the square aluminum shell battery wide surface coating device pulls the insulating film out for a preset distance;
the square aluminum shell battery wide-face coating device wraps the insulating film from the narrow face to the wide face of the battery.
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| CN202210032772.8A CN114361571B (en) | 2022-01-12 | 2022-01-12 | Wide bread film device and method for square aluminum shell battery |
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| CN202210032772.8A CN114361571B (en) | 2022-01-12 | 2022-01-12 | Wide bread film device and method for square aluminum shell battery |
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| CN114361571B (en) | 2023-09-05 |
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