CN115498239B - Cylindrical battery film coating machine - Google Patents
Cylindrical battery film coating machine Download PDFInfo
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- CN115498239B CN115498239B CN202211215826.0A CN202211215826A CN115498239B CN 115498239 B CN115498239 B CN 115498239B CN 202211215826 A CN202211215826 A CN 202211215826A CN 115498239 B CN115498239 B CN 115498239B
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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
- H01M10/04—Construction or manufacture in general
- H01M10/0422—Cells or battery with cylindrical casing
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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
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
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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
Abstract
The invention provides a cylindrical battery film coating machine which comprises a machine table, a film feeding mechanism, a photo-curing mechanism, a feeding and feeding mechanism, a film pulling mechanism, a film pasting and cutting mechanism and a waste film recycling mechanism. The film feeding mechanism, the photo-curing mechanism, the feeding and feeding mechanism, the film pulling mechanism, the film pasting and cutting mechanism are all fixed on the machine table, and the waste film recycling mechanism is fixed on the feeding and feeding mechanism. The cylindrical battery film coating machine is characterized in that the photo-curing mechanism is arranged between the film feeding mechanism and the film pasting mechanism and used for pre-curing the insulating film tape before film pasting, so that the consolidation time of the insulating film tape after pasting is shortened, the opening of a lap joint is avoided, and the film coating quality of the battery is improved. The film pulling mechanism is used for feeding the insulating film belt, the feeding module is used for feeding the bare cell below the film sticking module, the film sticking module moves downwards to stick the film, and the feeding module simultaneously rotates the bare cell, so that the contact area between the insulating film belt and the cell is increased, and the cylindrical cell film is ensured not to be bubble or fold.
Description
Technical Field
The invention belongs to the technical field of cylindrical battery manufacturing equipment, and particularly relates to a cylindrical battery coating machine.
Background
The cylindrical battery (hereinafter referred to as battery) 800 is a single battery cell in the shape of a cylinder. Referring to fig. 1-3, according to the lying posture of the cylinder, the cylinder is divided into 3 outer surfaces, namely a cylindrical surface 810, an end surface one 820 and an end surface two 830, an anode column 850 is arranged in the center of the circle on the end surface one 820 of the conventional battery, and liquid injection ports 860, explosion-proof windows 870 and two-dimensional codes 880 are respectively arranged at two sides of the anode column 850; a cathode column 840 is arranged in the center of the circle on the end face II 830, and liquid injection ports 860 are arranged on two sides of the cathode column 840; the cylindrical battery 800 defines geometric specifications in terms of cylinder diameter values and height values, for example 18650 refers to cylinder diameters of 18±0.2mm and height values of 65±0.5mm. In the manufacturing process of the cylindrical battery 800, an insulating film strip section 911 needs to be attached to the outer surface of the cylindrical surface 810 of the metal shell of the bare cell to play a role in electrical isolation and also play a role in corrosion prevention and decoration. The wrapping of the cylindrical battery 800 with the insulating film strip section 911 is an indispensable step in the production process of the battery.
A general insulating film is manufactured in the form of a double-layer film tape 900, one surface of the insulating film tape 910, which is provided with adhesive, is adhered to a release film tape 920, then the double-layer film tape 900 is stacked with the insulating film tape 910 outside and the release film tape 920 inside, and then the double-layer film tape 900 is wound on a winding drum 930 to form a double-layer film tape roll 90a. The insulating film strip 910 is made of polyethylene terephthalate (PET for short), and the insulating film strip 910 is generally 0.08-0.15 mm thick and has excellent insulativity, high temperature resistance, flame retardance, heat dissipation and stretching rigidity; the adhesive is a polymer adhesive (one or more of polyvinylidene fluoride-hexafluoropropylene copolymer, polyvinylidene fluoride, polymethyl methacrylate, polyethylene oxide, polyacrylonitrile, polystyrene, polyvinyl acetate and polyvinylpyrrolidone), the adhesive layer is generally 0.01-0.05 mm thick, the adhesive can not be solidified for a long time under natural conditions, but the adhesive can be solidified quickly when being irradiated by Ultraviolet (UV), and the adhesive has excellent insulativity, high temperature resistance, flame retardance, heat dissipation and viscosity; the material of the release film strip 920 is polyethylene (PE for short), and the thickness of the release film strip 920 is generally 0.05-0.1 mm; the roll 930 employs a paper roll or a glue roll for winding the double-layer film tape 900 into the double-layer film roll 90a and for recovering the wound release film tape 920 into the release film roll 90b.
Cylindrical battery film sticking requirements: see fig. 3.
The insulating film tape section 911 is fully adhered to the cylindrical surface 810 of the battery to form a lap 9111, and an end face one 820 and an end face two 830 (comprising a cathode column 840, an anode column 850, a liquid injection hole 860, an explosion-proof window 870 and a two-dimensional code 880) are reserved, except for special clearance;
film tension 1.5+ -0.5 kgf, film sticking pressure 15+ -5 kgf;
the minimum dimension (minimum creepage distance) of the overlapping region of the insulating film strip section 911 is equal to or greater than 4 mm;
the long diameter size is not obviously increased so as not to influence future battery modules;
without exposure (except for intentional clearance), glue lifting, air bubbles, wrinkles, corners, lifting, scratches, dirt.
In the prior art, the cylindrical surface of the battery is pasted by using the whole insulating film tape section 911.
In the existing cylindrical battery coating machine, the prepared adhesive of the insulating film tape section 911 is naturally solidified for a long time after being adhered, the lap joint 9111 can be opened after being adhered, and the insulating film is easy to generate bubbles and wrinkles, so that the cylindrical battery coating is unqualified.
Disclosure of Invention
The invention aims to provide a cylindrical battery film coating machine which is used for solving the technical problems of opening, air bubbles and folds of an insulating film tape lap of the conventional battery film coating machine.
The invention is realized in such a way that a cylindrical battery film coating machine comprises a machine table, comprising:
The film feeding mechanism is fixed on the machine table and used for conveying the insulating film belt;
the light curing mechanism is fixed on the machine table and is used for carrying out light pre-curing on the insulating film belt input by the film feeding mechanism;
the feeding and feeding mechanism comprises a feeding module and a feeding module, wherein the feeding module is used for feeding the bare cell to prepare a film, and the feeding module is fixed on the feeding module and is used for feeding the bare cell during film pasting;
the film pulling mechanism is arranged close to the feeding and feeding mechanism in the feeding direction of the feeding and feeding mechanism and is used for pulling the insulating film belt onto the feeding module to be in contact with the outer surface of the fed bare cell;
the film pasting and cutting mechanism comprises a film pasting module and a film cutting module, wherein the film pasting module is arranged above the feeding module, and is used for pasting an insulating film belt to the bare cell when the feeding module drives the bare cell to rotate, and the film cutting module is used for cutting off the insulating film belt in the film pasting;
and the waste film recovery mechanism is fixed on the feeding and feeding mechanism and is used for recovering the waste film strips which are pre-cured by illumination and cannot be reused.
Preferably, the film feeding mechanism comprises a film feeding support, a deviation rectifying module, a film feeding support, a film discharging module, a tail cutting module, a film separating recovery module and an insulating film belt tensioning module, wherein the deviation rectifying module is fixed on the film feeding support, the film feeding support is fixed on the deviation rectifying module, the film discharging module, the tail cutting module, the film separating recovery module and the insulating film belt tensioning module are fixed on the film feeding support according to the front-back sequence of conveying of the insulating film belt, and the insulating film belt tensioning module is connected with the photocuring mechanism.
Preferably, the light curing mechanism comprises a light curing bracket, a light box and a camera bellows, wherein the light curing bracket is fixed on the film feeding bracket; the light box comprises a light box body, a light source and a light outlet, wherein the light source is fixed in the light box body, the light outlet is arranged on the light box body, and the light box is used for emitting pre-curing light; the camera bellows is fixed outside the lamp house, dock the light outlet of lamp house for make through the insulating film area in the camera bellows receive the precured light irradiation to carry out precuring treatment, and avoid precured light to leak, wherein, the insulating film area by send membrane mechanism input and by the camera bellows output to draw membrane mechanism.
Preferably, the feeding module comprises a translation driving assembly, a feeding sliding frame, a first roller, a second roller, two clamping jaws and a clamping jaw driving piece, wherein the feeding sliding frame is fixed on a sliding block of the translation driving assembly, the first roller and the second roller are rotatably arranged at the top end of the feeding sliding frame, the clamping jaw driving piece is fixed in the middle of the feeding sliding frame, and the two clamping jaws are fixed at movable ends of the clamping jaw driving piece.
Preferably, the waste film recycling mechanism comprises a waste film recycling installation frame, a waste film taking module and a waste film collecting module, wherein the waste film recycling installation frame is fixed on a sliding block of the translation driving assembly; the waste film taking module is fixed on the waste film recovery mounting frame and is used for receiving the waste film belt sent by the external film pulling mechanism and pasting the sent waste film belt to the existing waste film belt on the waste film taking module by the external film pasting mechanism; the waste film collecting module is fixed on the waste film recovering installation frame, is connected with the waste film taking module through the existing waste film belt and is used for recovering the sent waste film belt.
Preferably, the feeding module comprises a feeding driving piece, a feeding driving wheel, a feeding driving belt and a feeding driven wheel, wherein the feeding driving piece is fixed on the feeding sliding frame, the feeding driving wheel is fixed at the rotating end of the feeding driving piece, the feeding driven wheel is fixed on the first roller or the second roller, the feeding driving belt is sleeved outside the feeding driving wheel and the feeding driven wheel, and the feeding driving piece can drive the feeding driving wheel to drive the feeding driven wheel to rotate together with the first roller or the second roller.
Preferably, the film pulling mechanism comprises a film pulling support, a film pulling lifting module and a film pulling module, wherein the film pulling lifting module is fixed on the film pulling support, and the film pulling module is fixed at the movable end of the film pulling lifting module and pulls the insulating film belt to the feeding module to contact with the outer surface of the fed bare cell.
Preferably, the film pulling lifting module comprises a film pulling lifting sliding group, a film pulling lifting driving piece and a film pulling frame, wherein the sliding rail of the film pulling lifting sliding group and the film pulling lifting driving piece are both fixed on the film pulling support, and the film pulling frame is fixed at the movable end of the film pulling lifting driving piece and is fixed on the sliding rail of the film pulling lifting sliding group.
Preferably, the film pulling module comprises a film pulling sliding group, a film pulling driving piece, a film pulling sliding frame, an upper clamping plate, a lower clamping plate, a film pulling lifting sliding group, a lower clamping plate driving piece, a lower clamping plate and a film pulling guide roller, wherein the sliding rail of the film pulling sliding group and the film pulling driving piece are fixed on the film pulling frame, the film pulling sliding frame is fixed at the movable end of the film pulling driving piece and is fixed on the sliding block of the film pulling sliding group, the movable end of the upper clamping plate driving piece, the film pulling guide roller and the sliding rail of the lower clamping plate film pulling lifting sliding group are fixed on the film pulling sliding frame, and a clamping gap capable of clamping an insulating film belt is formed between the lower clamping plate and the upper clamping plate.
Preferably, the film sticking module comprises a film sticking support, an edge sensing assembly, a film sticking lifting driving piece, a film sticking lifting sliding group, a film sticking lifting sliding frame and a film pressing roller, wherein the film sticking lifting driving piece, a sliding rail of the film sticking lifting sliding group and the edge sensing assembly are fixed on the film sticking support, the film sticking lifting sliding frame is fixed at the movable end of the film sticking lifting driving piece and is fixed on a sliding block of the film sticking lifting sliding group, and the film pressing roller is rotatably arranged on the film sticking lifting sliding frame and is positioned above the feeding and feeding mechanism.
Preferably, the film cutting module comprises a film cutting driving piece, a film cutting blade frame and a film cutting blade, wherein the film cutting driving piece is fixed on the film pasting lifting sliding frame, the film cutting blade frame is fixed at the movable end of the film cutting driving piece, the film cutting blade is fixed on the film cutting blade frame, and the film cutting driving piece can drive the film cutting blade frame to slide along the linear direction of the roller shaft of the film pressing roller.
Compared with the prior art, the invention has the beneficial effects that:
the cylindrical battery film coating machine is characterized in that the photo-curing mechanism is arranged between the film feeding mechanism and the film pasting mechanism and used for pre-curing the insulating film tape before film pasting, so that the consolidation time of the insulating film tape after pasting is shortened, the opening of a lap joint is avoided, and the film coating quality of the battery is improved. The film pulling mechanism is used for feeding the insulating film belt, the feeding module is used for feeding the bare cell below the film sticking module, the film sticking module moves downwards to stick the film, and the feeding module simultaneously rotates the bare cell, so that the contact area between the insulating film belt and the cell is increased, the surface of the cylindrical bare cell is ensured not to be bubble or fold, and after the insulating film belt is wound, the insulating film belt is cut off by the film cutting module, so that film sticking of the bare cell is completed.
Drawings
FIG. 1 is a schematic view of a first angular configuration of a cylindrical battery;
FIG. 2 is a schematic view of a second angular configuration of a cylindrical battery;
FIG. 3 is a schematic view of a cylindrical battery envelope structure;
FIG. 4 is a schematic structural view of a cylindrical battery coating machine;
FIG. 5 is a schematic view of a film feeding mechanism;
FIG. 6 is a schematic diagram of the structure of the film releasing module and the film collecting module;
FIG. 7 is a schematic diagram of a deviation rectifying module;
FIG. 8 is a schematic diagram of a tail-cutting film module;
FIG. 9 is a schematic diagram of an insulation film belt tensioning module;
FIG. 10 is a schematic view of an assembled structure of the photo-curing mechanism;
FIG. 11 is a schematic structural view of a photo-curing mechanism;
FIG. 12 is a schematic diagram of the front structure of the lamp box;
FIG. 13 is a schematic view of the back structure of the light box;
fig. 14 is a schematic structural view of a cylindrical battery film sticking device;
FIG. 15 is a schematic view of the structure of the feeding and feeding mechanism;
FIG. 16 is a schematic view of a part of the feeding module;
FIG. 17 is a schematic view of a part of the structure of the feeding module;
FIG. 18 is a schematic structural view of a film pulling mechanism;
FIG. 19 is a schematic view of a part of the film pulling and lifting module;
FIG. 20 is a schematic view of a part of a film drawing module;
FIG. 21 is a schematic view of a film sticking and cutting mechanism;
FIG. 22 is a schematic view of a part of the structure of the film sticking module;
fig. 23 is a partial enlarged view of the portion a in fig. 22;
FIG. 24 is a schematic illustration of a first film laminating process of a cylindrical battery film laminating apparatus;
FIG. 25 is a second schematic illustration of a film laminating process of a cylindrical battery film laminating apparatus;
fig. 26 is a schematic diagram III of a film sticking flow of the cylindrical battery film sticking device;
FIG. 27 is a schematic view of a waste film recovery mechanism;
FIG. 28 is a schematic view of a partial structure of the waste film recovery mechanism;
FIG. 29 is a schematic flow chart of a waste film recovery process;
fig. 30 is a flow chart of a waste film recovery process.
Reference numerals illustrate:
100. a machine table;
200. a film feeding mechanism; 210. film feeding support; 220. a film feeding bracket; 230. a film releasing module; 231. a film releasing reel; 232. a double-layer film belt guide roller; 233. an insulating film belt guide roller; 234. a limit roller; 240. a deviation rectifying module; 241. a correction driving member; 242. a deviation rectifying connecting block; 243. a deviation correcting sliding group; 250. a tail cutting film module; 251. cutting the driving piece; 252. a fixing plate; 253. a cutting blade; 254. a movable driving member; 255. a movable plate; 260. a release film recovery module; 261. a film spool; 262. a release film guide roller; 270. an insulating film belt tensioning module; 271. tensioning the frame; 272. tensioning the driving member; 273. tensioning the sliding plate; 274. tensioning the sliding group; 275. tensioning press rolls;
300. A light curing mechanism; 310. a light-cured bracket; 320. a light box; 321. a lamp box body; 3211. a light-emitting plate; 32111. a light outlet; 322. a shutter; 3221. a shutter slide; 323. a shutter drive; 324. a shutter slide bar; 330. a camera bellows; 331. a top plate; 3311. an optical gate; 332. a bottom plate; 3321. a film outlet; 333. a side plate; 334. a light entering plate; 3341. a light inlet; 335. a membrane plate is inserted; 3351. a film inlet; 336. a film distribution roller; 340. a lamp box sliding group;
400. a feeding and feeding mechanism; 410. a feeding module; 411 a translational drive assembly; 412. a feeding carriage; 413. a first roller; 414. a second roller; 415. a clamping jaw; 416. a jaw drive; 420. a feeding module; 421. a feed drive; 422. a feeding driving wheel; 423. a feeding transmission belt; 424. feeding driven wheels;
500. a film pulling mechanism; 510. a film drawing bracket; 520. a film pulling lifting module; 521. a film pulling lifting sliding group; 522. a film pulling lifting driving piece; 523. a film drawing frame; 530. a film drawing module; 531. a film drawing sliding group; 532. a film drawing driving member; 533. film drawing sliding frame; 534. an upper clamping plate; 535. a lower clamping plate lifting sliding group; 536. a lower clamping plate driving member; 537. a lower clamping plate; 538. a film drawing guide roller;
600. Film pasting and film cutting mechanisms; 610. a film sticking module; 611. a film sticking bracket; 612. a side position sensing assembly; 613. a film pasting lifting driving piece; 614. a film pasting lifting sliding group; 615. film pasting lifting sliding frame; 616. film pressing rollers; 620. a film cutting module; 621. a film cutting driving member; 622. a film cutting blade holder; 623. a film cutting blade;
700. a waste film recovery mechanism 700; 710. waste film recycling installation frame; 711. a transverse vertical plate; 712. a side vertical plate; 720. a waste film taking module; 721. a waste film taking roller driving piece; 722. waste film taking roller support; 723. taking a waste film and taking a film sliding group; 724. a waste film taking roller; 725. waste film taking roller brake assembly; 730. a waste film collecting module; 731. a waste film receiving driving member; 732. a waste film collecting reel inserting rod;
800. a cylindrical battery; 810. a cylindrical surface; 820. an end face I; 830. an end face II; 840. a cathode column; 850. an anode column; 860. a liquid injection port; 870. an explosion-proof window; 880. a two-dimensional code;
900. a double layer film strip; 910. an insulating film tape; 911. an insulating film tape section; 9111. lapping the mouth; 920. a release film strip; 930. a reel; 90a, a double-layer film strip coil; 90b, a release film strip coil.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., are based on those shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two parts. The specific meaning of the terms in the present invention will be understood by those of ordinary skill in the art in specific detail.
Referring to fig. 4, the present embodiment provides a cylindrical battery film coating machine, which includes a machine 100, a film feeding mechanism 200, a photo-curing mechanism 300, a feeding and feeding mechanism 400, a film pulling mechanism 500, a film pasting and cutting mechanism 600, and a waste film recycling mechanism 700. The film feeding mechanism 200, the photo-curing mechanism 300, the feeding and feeding mechanism 400, the film pulling mechanism 500 and the film pasting and cutting mechanism 600 are all fixed on a machine.
The film feeding mechanism 200 is used for conveying an insulating film belt; the photo-curing mechanism 300 is used for pre-curing the insulating film belt input by the film feeding mechanism 200 by illumination; the feeding and feeding mechanism 400 comprises a feeding module 410 and a feeding module 420, wherein the feeding module 410 is used for feeding the bare cell to prepare for film pasting, and the feeding module 420 is fixed on the feeding module 410 and is used for feeding the bare cell during film pasting; the film pulling mechanism 500 is arranged close to the feeding and feeding mechanism 400 in the feeding direction of the feeding and feeding mechanism 400 and is used for pulling the insulating film belt onto the feeding module 420 to be in contact with the outer surface of the fed bare cell; the film pasting and cutting mechanism 600 comprises a film pasting module 610 and a film cutting module 620, wherein the film pasting module 610 is arranged above the feeding module 420, an insulating film belt 910 is pasted to the bare cell when the feeding module 420 drives the bare cell to rotate, the film cutting module 620 is used for cutting off the insulating film belt 910 in film pasting, and the waste film recovery mechanism 700 is fixed on the feeding and feeding mechanism 400 and is used for recovering the waste film belt which is pre-cured by illumination and can not be used any more.
Compared with the prior art, the cylindrical battery film coating machine is characterized in that the light curing mechanism 300 is arranged between the film feeding mechanism 200 and the film pasting mechanism and used for pre-curing the insulating film belt 910 before film pasting, so that the consolidation time after the insulating film belt 910 is pasted is shortened, the opening 9111 is avoided, and the film coating quality of the battery is improved. The film pulling mechanism 500 is used for feeding the insulating film strip 910, the feeding module 410 is used for feeding the bare cell below the film pasting module 610, when the film pasting module 610 moves down to paste films, the feeding assembly simultaneously rotates the bare cell, so that the contact area between the insulating film strip 910 and the cell is increased, the cylindrical bare cell surface is ensured not to generate bubbles or wrinkles, and after the insulating film strip 910 is wound, the insulating film strip 910 is cut off by the film cutting module 620, so that film pasting of the bare cell is completed.
The double-layer film strip roll 90a is placed on the double-layer film strip 900 through the film placing module 230 (including the film placing reel 231) of the film placing mechanism 200, the double-layer film strip 900 separates the insulating film strip 910 from the release film strip 920 when passing through the release film guide roller 262 on the release film recycling module 260, the release film strip 920 is collected by rotating the drum 930 through the film collecting reel 261 on the release film recycling module 260, the insulating film strip 910 is tensioned through the insulating film strip tensioning module 270, the ultraviolet light of the lamp box 320 of the light curing mechanism 300 pre-processes the standby glue on the insulating film strip 910, the edge position sensing assembly 612 on the film pasting and cutting mechanism 600 senses the edge position of the insulating film strip 910, when offset, the edge position sensing assembly 612 notifies the deviation rectifying module 240 to rectify the deviation, the insulating film strip 910 accurately reaches the film pulling module 530 of the film pulling mechanism 500, the cylindrical battery 800 is placed on the feeding module 420 of the feeding and feeding mechanism 400, the feeding module 410 moves to the lower part of the film pulling mechanism 500 with the cylindrical battery 800, the film pulling lifting module 520 on the film pulling mechanism 500 contacts the surface of the cylindrical battery 800 with the insulating film belt 910, the film pasting and film pasting module 610 on the film cutting mechanism 600 presses the insulating film belt 910, the feeding driving piece 421 on the feeding module 420 drives the first roller 413 and the second roller 414 to drive the cylindrical battery 800 to rotate through the feeding driving belt 423, the timely film pasting and the film cutting module 620 on the film cutting mechanism 600 slide horizontally along the width direction of the insulating film belt 910 to cut the insulating film belt 910 to obtain the insulating film belt section 911, the film pressing roller 616 on the film pasting module 610 and the first roller 413 and the second roller 414 on the feeding module 420 are matched at the same time, the insulating film belt section 911 is tightly wound on the cylindrical surface 810 of the cylindrical battery 800, finally, the head and tail of the insulating film belt section 911 is lapped to form a lap joint 9111, and (5) coating is completed.
Referring to fig. 5, the film feeding mechanism 200 includes a film feeding support 210, a film feeding support 220, a film releasing module 230, a deviation rectifying module 240, a tail cutting module 250, a film separating and recovering module 260, and an insulating film belt tensioning module 270, wherein the deviation rectifying module 240 is fixed on the film feeding support 210, the film feeding support 220 is fixed on the deviation rectifying module 240, and the film releasing module 230, the tail cutting module 250, the film separating and recovering module 260, and the insulating film belt tensioning module 270 are fixed on the film feeding support 220 in the front-back order of the conveying of the insulating film belt, and the insulating film belt tensioning module 270 is connected with the photo-curing mechanism 300.
Referring further to fig. 6, the film releasing module 230 includes a film releasing reel 231, two double-layer film tape guide rollers 232, five insulating film tape guide rollers 233, and a limiting roller 234. The film releasing reel 231, the two double-layer film tape guide rollers 232, the five insulating film tape guide rollers 233 and the limiting roller 234 are all fixed on the film feeding bracket 220.
The release film recovery module 260 includes a film recovery spool 261 and four release film guide rollers 262. The film take-up reel 261 and the four release film guide rollers 262 are fixed to the film feeding bracket 220.
The film releasing mechanism 230 releases the double-layer film tape 900, at one release film guide roller 262 on the release film recovering mechanism 260, the double-layer film tape 900 is separated into an insulating film tape 910 and a release film tape 920, the release film tape 920 is wound on a winding drum 930 on a film winding drum 261 through the other three release film guide rollers 262, the film winding drum 261 rotates to wind the release film tape 920 to form a release film tape roll 90b, and the insulating film tape 910 continues to advance to the insulating film tape tensioning module 270 through the insulating film tape guide roller 233.
Referring to fig. 7, the deviation rectifying module 240 includes a deviation rectifying driving member 241, a deviation rectifying connecting block 242 and a deviation rectifying sliding set 243. The deviation correcting driving piece 241 is fixed on the film feeding support 210, the deviation correcting connecting block 242 is fixed under the film feeding support 220 and at the movable end of the deviation correcting driving piece 241, and the deviation correcting sliding group 243 is fixed between the film feeding support 210 and the film feeding support 220. The deviation correcting driving piece 241 drives the deviation correcting connection block 242 to translate left and right with the film feeding bracket 220 and the whole film feeding mechanism 200 so as to adjust the edge position of the insulating film strip 910.
Referring to fig. 8, the tail film cutting module 250 includes a cutting driving member 251, a fixing plate 252, a cutting blade 253, a movable driving member 254 and a movable plate 255, wherein the cutting driving member 251 and the fixing plate 252 are fixed on the film feeding frame 220, the cutting blade 253 is fixed at the movable end of the cutting driving member 251, the movable driving member 254 is fixed below the cutting driving member 251, and the movable plate 255 is fixed at the movable end of the movable driving member 254. When the double-layer film strip roll 90a needs to be replaced, the movable plate 255 is driven by the movable driving piece 254 to be close to the fixed plate 252, the double-layer film strip 900 is clamped, and the cutting driving piece 251 drives the cutting blade 253 to horizontally cut the double-layer film strip 900.
Referring further to fig. 9, the insulating film belt tensioning module 270 includes a tensioning frame 271, a tensioning drive 272, a tensioning slide 273, a tensioning slide 274, and a tensioning press roller 275. The tensioning frame 271 is fixed on the film feeding support 220, the tensioning driving part 272 is fixed at the top of the tensioning frame 271, the tensioning sliding plate 273 is fixed at the movable end of the tensioning driving part 272, the sliding rail of the tensioning sliding group 274 is fixed on the tensioning frame 271, the tensioning pressing roller 275 is fixed on the sliding block of the tensioning sliding group 274, and the sliding block of the tensioning sliding group 274 is fixedly connected with the tensioning sliding plate 273.
The tensioning driving part 272 drives the tensioning sliding plate 273 to descend, the tensioning press roller 275 is pushed to press the insulating film belt 910, the loose insulating film belt 910 is tensioned, the tensioning frame 271 is fixedly connected with the camera bellows 330 of the light curing mechanism 300, and the insulating film belt tensioned by the tensioning press roller 275 enters the film inlet 3351 of the camera bellows 330.
Referring to fig. 10-13, the light curing mechanism 300 includes a light curing bracket 310, a light box 320 and a dark box 330, the light curing bracket 310 is fixed on the machine 100, the light box 320 includes a light box 321, a light source (not shown), a light outlet 32111, the light source is fixed in the light box 321, the light outlet 32111 is arranged on the light box 321, and the light box 320 is used for emitting pre-curing light; the camera bellows 330 is fixed outside the light box 320, and is connected to the light outlet 32111 of the light box 320, so that the insulating film strip passing through the camera bellows 330 is subjected to pre-curing treatment by pre-curing light irradiation, and the pre-curing light is prevented from leaking, wherein the insulating film strip is input by the film feeding mechanism 200 and output by the camera bellows 330 to the film pulling mechanism 500.
The light curing mechanism 300 emits pre-curing light through the light box 320, and the dark box 330 receives the pre-curing light, so that the insulating film belt in the dark box 330 is subjected to pre-curing treatment by the pre-curing light irradiation, and the pre-curing light is prevented from leaking. The photo-curing mechanism 300 is arranged between the film feeding mechanism 200 and the film pasting and cutting mechanism 600, and is used for pre-curing the insulating film tape before pasting the film, shortening the consolidation time after pasting the insulating film tape, avoiding opening the lap joint and improving the film coating quality of the battery. Specifically, the light source adopted in the scheme is an ultraviolet lamp, the pre-curing light is ultraviolet light, and the lamp box 320 is a lamp box 320 for emitting ultraviolet light.
Referring to fig. 12-13, the light box 321 further includes a light outlet plate 3211, the light outlet 32111 is disposed on the light outlet plate 3211, the light box 320 further includes a light gate 322, a light gate driving member 323 and a light gate sliding rod 324, the light gate driving member 323 is fixed on the light box 321, the light gate 322 is fixed on a movable end of the light gate driving member 323, a light gate slide rail 3221 is disposed on the light outlet plate 3211, and the light gate driving member 323 is used for driving the light gate slide rail 3221 of the light gate 322 to move along the light gate sliding rod 324 to open or close the light outlet 32111. The shutter driving member 323 controls the shutter 322 to move up and down to adjust the size of the light emitting area, the light emitting opening 32111 is closed when the shutter 322 is at the bottommost portion, and the light emitting opening 32111 is opened when the shutter 322 is at the topmost portion.
Further, the dark box 330 includes a dark box body, the dark box body includes a top plate 331, a bottom plate 332, two side plates 333, a light-in plate 334, a light-in plate 335 and a hollow dark room, the light-in plate 334 is fixed on a light-out plate 3211 of the lamp box 321, a light-in opening 3341 is formed on the light-in plate 334, a film-in opening 3351 for inputting an insulating film belt is formed on the light-in plate 335, a light-gate opening 3311 for allowing the light gate 322 to enter the dark box 330 is formed on the top plate 331, and a film-out opening 3321 for outputting the insulating film belt is formed on the bottom plate 332. The top plate 331, the bottom plate 332, the two side plates 333, the light-in plate 334 and the light-in plate 335 enclose to form a darkroom, the light-in plate 334 is fixedly connected with the light-out plate 3211, the light-in opening 3341 is communicated with the light-out opening 32111, the light-in opening 3351 is arranged corresponding to the light-in opening 3341, and the insulating film tape enters the darkroom through the film-in opening 3351 and is output through the film-out opening 3321.
Specifically, the bottom edge of the film inlet 3351 is higher than the top edge of the light outlet 32111. The film inlet 3351 and the light outlet 32111 are arranged in a staggered manner, so that the film inlet plate 335 can completely block the ultraviolet light and ultraviolet light is prevented from leaking.
In this embodiment, a plurality of film-distributing rollers 336 are further disposed in the darkroom of the darkroom 330, and the film-distributing rollers 336 are arranged between the two side plates 333 of the darkroom body for arranging the input insulating film strips.
In this embodiment, the photo-curing mechanism 300 further includes a light box sliding set 340, wherein the light box sliding set 340 is disposed between the light box 320 and the photo-curing bracket 310 to adjust the position of the light box 320 and the dark box 330, so that the film inlet 3351 is aligned with the fed insulating film. The sliding block of the lamp box sliding group 340 is fixed at the bottom of the ultraviolet lamp box 320, the sliding rail of the lamp box sliding group 340 is fixed on the light curing bracket 310, the sliding block of the lamp box sliding group 340 is fixed at the bottom of the lamp box body 321, the side wall of the lamp box body 321 is fixed on the film feeding bracket 220, and the lamp box 320 and the camera bellows 330 can move along with the film feeding bracket 220 for correction.
Referring further to fig. 14-16, the feeding module 410 includes a translational driving assembly 411, a feeding carriage 412, a first roller 413, a second roller 414, two clamping jaws 415 and a clamping jaw driving member 416, wherein the feeding carriage 412 is fixed on a sliding block of the translational driving assembly 411, the first roller 413 and the second roller 414 are rotatably disposed at a top end of the feeding carriage 412, the clamping jaw driving member 416 is fixed in the middle of the feeding carriage 412, and the two clamping jaws 415 are fixed at movable ends of the clamping jaw driving member 416. The clamping jaw driving member 416 may be a bidirectional cylinder, the two clamping jaws 415 can clamp or unclamp the battery under the driving of the clamping jaw driving member 416, and when the translation driving assembly 411 drives the first roller 413 and the second roller 414 to move, the two clamping jaws 415 clamp the battery to avoid the battery from rolling down. During film pasting, the two clamping jaws 415 loosen the battery, and the first roller 413 and the second roller 414 are matched with the feeding module 420 to drive the battery to rotate.
With further reference to fig. 17, the feeding module 420 includes a feeding driving member 421, a feeding driving wheel 422, a feeding driving belt 423 and a feeding driven wheel 424, the feeding driving member 421 is fixed on the feeding carriage 412, the feeding driving wheel 422 is fixed at a rotating end of the feeding driving member 421, the feeding driven wheel 424 is fixed on the first roller 413, the feeding driving belt 423 is sleeved outside the feeding driving wheel 422 and the feeding driven wheel 424, and the feeding driving member 421 can drive the feeding driving wheel 422 to drive the feeding driven wheel 424 to rotate along with the first roller 413. The feeding driving piece 421 can be of a motor structure, the feeding driving piece 421 drives the feeding driving wheel 422 to drive the feeding driven wheel 424 to rotate, the feeding driven wheel 424 drives the first roller 413 to rotate, the first roller 413 rotates to drive the battery to rotate, the second roller 414 is driven to rotate when the battery rotates, a space for stabilizing the battery to not roll off is formed between the second roller 414 and the first roller 413, the rotation of the first roller 413 and the second roller 414 drives the battery to rotate, and when the film is pasted, the contact area between an insulating film belt and the surface of the battery is increased by the stable rotation of the battery, so that bubbles or wrinkles can be effectively avoided.
Referring to fig. 18-20, the film pulling mechanism 500 includes a film pulling frame 510, a film pulling lifting module 520 and a film pulling module 530, wherein the film pulling lifting module 520 is fixed on the film pulling frame 510, and the film pulling module 530 is fixed at the movable end of the film pulling lifting module 520 and pulls the insulating film belt onto the feeding module 420 to contact with the outer surface of the fed bare cell. The film pulling support 510 is fixed on a machine, and the film pulling lifting module 520 is used for adjusting the lifting of the film pulling module 530 so as to match the film pulling mechanism 500 to pull the insulating film belt to the cylindrical battery.
In this embodiment, the film lifting module 520 includes a film lifting slide set 521, a film lifting driving member 522 and a film lifting frame 523, where the slide rail of the film lifting slide set 521 and the film lifting driving member 522 are both fixed on the film lifting bracket 510, and the film lifting frame 523 is fixed on the movable end of the film lifting driving member 522 and on the slide rail of the film lifting slide set 521.
In this embodiment, the film drawing module 530 includes a film drawing slide group 531, a film drawing driving member 532, a film drawing carriage 533, an upper clamp plate 534, a lower clamp plate lifting slide group 535, a lower clamp plate driving member 536, a lower clamp plate 537 and a film drawing guide roller 538, the slide rail of the film drawing slide group 531 and the film drawing driving member 532 are fixed on the film drawing frame 523, the film drawing carriage 533 is fixed at the movable end of the film drawing driving member 532 and is fixed on the slide block of the film drawing slide group 531, the movable ends of the upper clamp plate 534, the lower clamp plate driving member 536, the slide rail of the film drawing guide roller 538 and the lower clamp plate lifting slide group 535 are fixed on the film drawing carriage 533, the lower clamp plate 537 and the lower clamp plate driving member 536 are fixed on the slide block of the film drawing slide group 531, and a nip capable of clamping an insulating film tape is formed between the lower clamp plate 537 and the upper clamp plate 534. The lower clamp plate driving piece 536 drives the lower clamp plate 537 to move toward the upper clamp plate 534 to clamp the insulating film tape; the film pulling driving piece 532 drives the upper clamping plate 534 and the lower clamping plate 537 to pull the insulating film strips close to the cylindrical battery; the insulating film tape is guided by the film drawing guide roller 538 before the last station, and then enters between the upper clamping plate 534 and the lower clamping plate 537, so that the insulating film tape cannot be contacted at other positions of the film drawing module 530 to cause pollution or damage.
Referring to fig. 21-22, the film laminating module 610 includes a film laminating frame 611, a side position sensor assembly 612, a film laminating lifting driving member 613, a film laminating lifting sliding group 614, a film laminating lifting carriage 615, and a film pressing roller 616, wherein the film laminating lifting driving member 613, the sliding rail of the film laminating lifting sliding group 614, and the side position sensor assembly 612 are all fixed on the film laminating frame 611, the film laminating lifting carriage 615 is fixed at the movable end of the film pulling lifting driving member 522 and is fixed on the sliding block of the film laminating lifting sliding group 614, and the film pressing roller 616 is rotatably arranged on the film laminating lifting carriage 615 above the feeding and feeding mechanism 400. The film pasting lifting driving piece 613 can drive the die pressing roller to move up and down. The edge sensor 612 senses the edge of the insulating film strip, and when the insulating film strip is offset, the edge sensor 612 notifies the deviation rectifying module 240 to rectify the deviation, so that the insulating film strip accurately reaches the film drawing module 530 of the film drawing mechanism 500.
Referring to fig. 23, the film cutting module 620 includes a film cutting driving member 621, a film cutting blade holder 622, and a film cutting blade 623, wherein the film cutting driving member 621 is fixed on the film pasting lifting carriage 615, the film cutting blade holder 622 is fixed on the movable end of the film cutting driving member 621, the film cutting blade 623 is fixed on the film cutting blade holder 622, and the film cutting driving member 621 can drive the film cutting blade holder 622 to slide along the linear direction of the roller shaft of the film pressing roller 616 with the film cutting blade 623. The film cutting blade 623 has a narrow-side slender blade structure, and the film cutting driving piece 621 drives the film cutting blade 623 to move along the horizontal direction to cut the insulating film tape after the film cutting driving piece 621 is started, and the film cutting blade 623 is reset after the cutting is finished.
Referring further to fig. 24-26, the cylindrical battery lamination process is as follows:
s11, feeding and film feeding pressing die: the translation driving component 411 of the feeding module 410 drives the feeding sliding frame 412 to move towards the film pasting module 610, and at the moment, the two clamping jaws 415 clamp the battery between the first roller 413 and the second roller 414; the film pulling up and down driving piece 522 drives the film pulling frame 523 to move upwards, the film pulling driving piece 532 drives the film pulling sliding frame 533 to move downwards in an inclined way, an insulating film belt clamped between the upper clamping plate 534 and the lower clamping plate 537 is contacted with the surface of the battery, and the film pasting up and down driving piece 613 drives the die roller 616 to press the insulating film belt until the insulating film belt is pasted on the surface of the battery;
s12, winding and pressing a film: the film pulling lifting module 520 drives the film pulling frame 523 to move downwards, at the moment, the end part of the insulating film belt is clamped between the die roller 616 and the battery, and the extending position of the edge of the insulating film belt and the film pulling lifting module 520 move downwards and are adhered to the side wall of the battery at the same time, so that the large-area contact adhesion of the insulating film belt and the battery is realized;
s13, rolling a film: the film pulling driving piece 532 drives the film pulling sliding frame 533 to move obliquely upwards, and at the moment, the lower clamping plate driving piece 536 drives the lower clamping plate 537 to move downwards so that a channel is formed between the upper clamping plate 534 and the lower clamping plate 537; the feeding driving member 421 drives the first roller 413 to rotate, and the first roller 413 drives the battery and the second roller 414 to rotate together to wind and paste the insulating film to the surface of the battery;
S14, cutting a film: when the coating of the battery is completed, the film pulling lifting driving piece 523 drives the film pulling frame 523 to move upwards, and the lower clamping plate driving piece 536 drives the lower clamping plate 537 to move upwards so as to clamp the insulating film belt between the upper clamping plate 534 and the lower clamping plate 537; the film cutting driving piece 621 drives the film cutting blade 623 to cut off the insulating film tape in the width direction of the insulating film tape;
s15, material returning: after the insulating film belt is cut off, the film pasting lifting driving piece 613 drives the pressing die roller 616 to move upwards, and the translation driving component 411 drives the battery to exit the film pasting station for discharging, so that the film pasting process is completed.
Referring further to fig. 27-30, the waste film recovery mechanism 700 includes a waste film recovery mounting frame 710, a waste film take-up module 720, and a waste film take-up module 730; the waste film recovery mounting frame is fixed on a feeding carriage 412 on the feeding and feeding mechanism 400 and can move as the lower feeding is driven by a translation driving component 411; the waste film taking module 720 is fixed on the waste film recovery mounting frame 710 and is used for receiving the waste film belt sent by the film pulling mechanism 500 and pasting the sent waste film belt to the existing waste film belt on the waste film taking module 720 by the film pasting and cutting mechanism 600; the waste film collecting module 730 is fixed on the waste film recovering mounting frame 710, and is connected with the waste film taking module 720 through the existing waste film belt for recovering the fed waste film belt.
When the waste film recovery mechanism 700 needs to recover waste films, the waste film recovery mounting frame 710 is moved below the film pasting mechanism through the waste film recovery linear driving module, the waste film taking module 720 is positioned at a film pasting station of a bare cell, the film drawing mechanism 500 sends a waste film belt, the film pasting module 610 pastes the sent waste film belt onto the existing waste film belt of the waste film taking module 720, and the waste film belt extends and winds up to be recovered to the waste film collecting module 730. The waste film taking module 720 and the waste film collecting module 730 are matched with each other to realize the recovery of waste films, and are matched with the use of a photo-curing mechanism in the film coating process.
In this embodiment, the waste film recovery mount 710 includes a horizontal vertical plate 711 and a side vertical plate 712, the horizontal vertical plate 711 and the side vertical plate 712 are combined into an L shape, the waste film taking module 720 is fixed to the horizontal vertical plate 711, and the waste film collecting module 730 is fixed to the side vertical plate 712.
In this embodiment, the waste film taking module 720 includes a waste film taking roller driving member 721, a waste film taking roller bracket 722, a waste film taking slide block 723, and a waste film taking roller 724, the sliding rails of the waste film taking roller driving member 721 and the waste film taking slide block 723 are vertically fixed on the transverse vertical plate 711 of the waste film recovery mounting frame 710, the waste film taking roller bracket 722 is fixed on the movable end of the waste film taking roller driving member 721 and the sliding block of the waste film taking slide block 723, and the waste film taking roller 724 is rotatably erected on the waste film taking roller bracket 722. The waste film taking roller driving member 721 drives the waste film taking roller bracket 722 to lift the waste film taking roller 724 in the vertical direction so as to contact with the film pressing roller 616 of the film pasting mechanism for taking the film, and the waste film taking roller driving member 721 may be an air cylinder.
In this embodiment, the waste film taking module 720 further includes a waste film taking roller brake assembly 725, where the waste film taking roller brake assembly 725 is fixed on the waste film taking roller support 722, and is used for controlling the rotation or stopping rotation of the waste film taking roller 724. The existing waste film connected with the waste film collecting drum inserting rod 732 is adhered to the upper part of the surface of the waste film taking roller 724, the waste film taking roller brake assembly 725 is convenient to control the rotation and non-rotation of the waste film taking roller 724, when the waste film taking roller 724 contacts with the film adhering mechanism to adhere the waste film tape head, the waste film taking roller 724 cannot rotate to avoid poor adhesion and connection with the waste film tape head caused by sliding, and when the waste film is recovered, the waste film taking roller 724 must rotate to drive the existing waste film tape tail and the newly adhered waste film tape to be wound on the drum 930 of the waste film collecting drum inserting rod 732, and when the waste film is not required to be recovered, the waste film taking roller 724 cannot rotate to avoid separation of the existing waste film tape tail on the waste film taking roller 724.
In this embodiment, the waste film collecting module 730 includes a waste film driving member 731, a waste film driving roller (not shown), a waste film driven roller (not shown), a waste film driving belt (not shown), and a waste film collecting drum insert 732, the waste film driving member 731 is fixed on the side vertical plate 712 of the waste film collecting mounting frame 710, the waste film driving roller is fixed on the movable end of the waste film driving member 731, the waste film collecting drum insert 732 is rotatably disposed on the side vertical plate 712, the waste film driven roller is fixed on the waste film collecting drum insert 732, and the waste film driving belt is sleeved outside the waste film driving roller and the waste film driven roller. The waste film collecting driving piece 731 drives the waste film collecting driving wheel to rotate, and drives the waste film collecting driven wheel and the waste film collecting drum inserting rod 732 to rotate through the waste film collecting driving belt, so as to drive the drum 930 supported on the waste film collecting drum inserting rod 732 to rotate and wind the waste film collecting belt; the waste film driving part 731 may be a motor.
Referring further to fig. 29-30, the waste film recovery process of the waste film recovery mechanism is as follows:
s21, taking waste films: when waste film is required to be taken, the translation driving assembly 411 drives the waste film recovery mounting frame 710 to a film pasting station, the waste film taking roller driving member 721 drives the waste film taking roller support 722 to ascend, the waste film taking roller 724 is positioned below the film pressing roller 616 of the film pasting and cutting mechanism 600, the film pulling mechanism 500 pulls the waste film onto the waste film taking roller 724, and the film pressing roller 616 presses down to enable the waste film tape head to be adhered on the existing waste film tape tail of the waste film taking roller 724 for bonding;
s22, winding waste films: after the waste tape film is adhered, the film pressing roller is lifted, the waste film taking roller 724 and the waste film collecting drum inserting rod 732 simultaneously rotate clockwise (or the waste film taking roller 724 rotates clockwise and the waste film collecting drum inserting rod 732 rotates anticlockwise), and the waste film collecting drum inserting rod 732 winds with the drum 930 and recovers the waste film tape;
s23, cutting waste films: after the waste film tape completely passes through the film cutting blade 623, the waste film recovery mechanism 700 stops rotating, the film pulling mechanism 500 is retracted, the film pressing roller 616 moves downwards again and enables the film cutting blade 623 to cut off the insulating film tape, and the tail of the waste film tape stops on the waste film taking and taking roller 724 for joint when the waste film tape is recovered next time.
S24, waste film discharge: after the waste film is cut, the film pressing roller 616 moves upwards, the waste film taking roller driving member 721 drives the waste film taking roller 724 to move downwards, and the translation driving assembly 411 drives the waste film recovery mounting frame 710 to exit the film pasting station. When a predetermined length of waste film is recovered from the roll 930 on the waste film recovery roll lever 732, the roll 930 may be removed from the suspended end of the waste film recovery roll lever 732 and the upper roll 930 may be replaced for use.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.
Claims (8)
1. The utility model provides a cylinder battery diolame machine, includes board, its characterized in that includes:
the film feeding mechanism is fixed on the machine table and used for conveying the insulating film belt;
the light curing mechanism is fixed on the machine;
the feeding and feeding mechanism comprises a feeding module and a feeding module, wherein the feeding module is used for feeding the bare cell to prepare a film, and the feeding module is fixed on the feeding module and is used for feeding the bare cell during film pasting; the feeding module comprises a feeding sliding frame, a first roller and a second roller, wherein the first roller and the second roller are rotatably arranged at the top end of the feeding sliding frame, the feeding module comprises a feeding driving piece, a feeding driving wheel, a feeding transmission belt and a feeding driven wheel, the feeding driving piece is fixed on the feeding sliding frame, the feeding driving wheel is fixed at the rotating end of the feeding driving piece, the feeding driven wheel is fixed on the first roller or the second roller, the feeding transmission belt is sleeved outside the feeding driving wheel and the feeding driven wheel, the feeding driving piece can drive the feeding driving wheel to drive the feeding driven wheel to rotate together with the first roller or the second roller, a space for stabilizing a battery not to roll off is formed between the second roller and the first roller, and the rotation of the first roller and the second roller drives the battery to rotate;
The film pulling mechanism is arranged close to the feeding and feeding mechanism in the feeding direction of the feeding and feeding mechanism and is used for pulling the insulating film belt onto the feeding module to be in contact with the outer surface of the fed bare cell;
the film pasting and cutting mechanism comprises a film pasting module and a film cutting module, wherein the film pasting module is arranged above the feeding module, and is used for pasting an insulating film belt to the bare cell when the feeding module drives the bare cell to rotate, and the film cutting module is used for cutting off the insulating film belt in the film pasting; the film pasting module comprises a film pasting support, an edge sensing assembly, a film pasting lifting driving piece, a film pasting lifting sliding group, a film pasting lifting sliding frame and a film pressing roller, wherein the film pasting lifting driving piece, a sliding rail of the film pasting lifting sliding group and the edge sensing assembly are all fixed on the film pasting support, the film pasting lifting sliding frame is fixed at the movable end of the film drawing lifting driving piece and is fixed on a sliding block of the film pasting lifting sliding group, and the film pressing roller is rotatably arranged on the film pasting lifting sliding frame and is positioned above the feeding and feeding mechanism; the film cutting module comprises a film cutting driving piece, a film cutting blade frame and a film cutting blade, wherein the film cutting driving piece is fixed on the film pasting lifting sliding frame, the film cutting blade frame is fixed at the movable end of the film cutting driving piece, the film cutting blade is fixed on the film cutting blade frame, and the film cutting driving piece can drive the film cutting blade frame to slide along the linear direction of a roller shaft of the film pressing roller along with the film cutting blade;
The waste film recovery mechanism is fixed on the feeding and feeding mechanism and is used for recovering the waste film belt which is pre-cured by illumination and can not be used any more;
the photo-curing mechanism is arranged between the film feeding mechanism and the film pasting and cutting mechanism and is used for pre-curing the insulating film strip before film pasting.
2. The cylindrical battery film coating machine according to claim 1, wherein the film feeding mechanism comprises a film feeding support, a deviation rectifying module, a film feeding support, a film releasing module, a tail cutting film module, a film separating and recycling module and an insulating film belt tensioning module, the deviation rectifying module is fixed on the film feeding support, the film feeding support is fixed on the deviation rectifying module, and the film releasing module, the tail cutting film module, the film separating and recycling module and the insulating film belt tensioning module are all fixed on the film feeding support according to the front-back sequence of conveying an insulating film belt, and the insulating film belt tensioning module is connected with the light curing mechanism.
3. The cylindrical battery coating machine according to claim 2, wherein the light curing mechanism comprises a light curing bracket, a light box and a camera bellows, and the light curing bracket is fixed on the film feeding bracket; the light box comprises a light box body, a light source and a light outlet, wherein the light source is fixed in the light box body, the light outlet is arranged on the light box body, and the light box is used for emitting pre-curing light; the camera bellows is fixed outside the lamp house, dock the light outlet of lamp house for make through the insulating film area in the camera bellows receive the precured light irradiation to carry out precuring treatment, and avoid precured light to leak, wherein, the insulating film area by send membrane mechanism input and by the camera bellows output to draw membrane mechanism.
4. The cylindrical battery film wrapping machine according to claim 1, wherein the feeding module further comprises a translation driving assembly, two clamping jaws and a clamping jaw driving piece, the feeding sliding frame is fixed on a sliding block of the translation driving assembly, the clamping jaw driving piece is fixed in the middle of the feeding sliding frame, and the two clamping jaws are fixed at movable ends of the clamping jaw driving piece.
5. The cylindrical battery coating machine according to claim 4, wherein the waste film recovery mechanism comprises a waste film recovery mounting frame, a waste film taking module and a waste film collecting module, and the waste film recovery mounting frame is fixed on a sliding block of the translation driving assembly; the waste film taking module is fixed on the waste film recovery mounting frame and is used for receiving the waste film belt sent by the external film pulling mechanism and pasting the sent waste film belt to the existing waste film belt on the waste film taking module by the external film pasting mechanism; the waste film collecting module is fixed on the waste film recovering installation frame, is connected with the waste film taking module through the existing waste film belt and is used for recovering the sent waste film belt.
6. The cylindrical battery coating machine according to claim 1, wherein the film pulling mechanism comprises a film pulling support, a film pulling lifting module and a film pulling module, the film pulling lifting module is fixed on the film pulling support, and the film pulling module is fixed at the movable end of the film pulling lifting module and pulls an insulating film belt onto the feeding module to be in contact with the outer surface of the fed bare battery.
7. The cylindrical battery coating machine according to claim 6, wherein the film pulling lifting module comprises a film pulling lifting sliding group, a film pulling lifting driving piece and a film pulling frame, wherein the sliding rail of the film pulling lifting sliding group and the film pulling lifting driving piece are both fixed on the film pulling support, and the film pulling frame is fixed at the movable end of the film pulling lifting driving piece and is fixed on the sliding rail of the film pulling lifting sliding group.
8. The cylindrical battery film coating machine according to claim 7, wherein the film pulling module comprises a film pulling sliding group, a film pulling driving piece, a film pulling sliding frame, an upper clamping plate, a lower clamping plate film pulling lifting sliding group, a lower clamping plate driving piece, a lower clamping plate and a film pulling guide roller, wherein the sliding rail of the film pulling sliding group and the film pulling driving piece are fixed on the film pulling frame, the film pulling sliding frame is fixed at the movable end of the film pulling driving piece and is fixed on the sliding block of the film pulling sliding group, the movable end of the upper clamping plate, the lower clamping plate driving piece, the film pulling guide roller and the sliding rail of the lower clamping plate film pulling lifting sliding group are fixed on the film pulling sliding frame, and a clamping gap capable of clamping an insulating film belt is formed between the lower clamping plate and the upper clamping plate.
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