CN115498239A - Cylindrical battery coating machine - Google Patents
Cylindrical battery coating machine Download PDFInfo
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- CN115498239A CN115498239A CN202211215826.0A CN202211215826A CN115498239A CN 115498239 A CN115498239 A CN 115498239A CN 202211215826 A CN202211215826 A CN 202211215826A CN 115498239 A CN115498239 A CN 115498239A
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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
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- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Folding Of Thin Sheet-Like Materials, Special Discharging Devices, And Others (AREA)
- Sealing Battery Cases Or Jackets (AREA)
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 photocuring mechanism, the feeding and feeding mechanism, the film pulling mechanism and the film sticking and cutting mechanism are all fixed on the machine table, and the waste film recycling mechanism is fixed on the feeding and feeding mechanism. This cylinder battery coating machine locates the photocuring mechanism and send between membrane mechanism and the pad pasting mechanism for carry out the precuring to the insulating film area before the pad pasting, shorten the consolidation time after the insulating film area is pasted, avoid putting up the mouth and open, improve battery coating quality. The film drawing mechanism is used for feeding the insulating film belt, the feeding module is used for feeding the bare cell to the position below the film sticking module, the film sticking module moves down the film sticking module, and the feeding assembly simultaneously rotates the bare cell, so that the contact area between the insulating film belt and the cell is increased, and bubbles or folds can not appear on the film sticking of the cylindrical cell.
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 a battery) 800 is a single primary battery in a cylindrical shape. Referring to fig. 1-3, the outer surface of the cylinder is divided into 3 outer surfaces, namely a cylindrical surface 810, a first end surface 820 and a second end surface 830, according to the lying posture of the cylinder, an anode column 850 is arranged at the center of a circle on the first end surface 820 of the conventional battery, and a liquid injection port 860, an explosion-proof window 870 and a two-dimensional code 880 are respectively arranged at two sides of the anode column 850; a cathode column 840 is arranged at the center of the circle on the second end face 830, and liquid injection ports 860 are arranged at two sides of the cathode column 840; cylindrical battery 800 defines geometric specifications with cylinder diameter values and height values, such as 18650 meaning cylinder diameter 18 ± 0.2mm and height values of 65 ± 0.5mm. In the manufacturing process of the cylindrical battery 800, an insulating film strip segment 911 needs to be attached to the outside of the cylindrical surface 810 of the metal shell of the bare cell to play the role of electrical isolation and also play the roles of corrosion prevention and decoration. The wrapping of the insulating film strip segment 911 by the cylindrical battery 800 is an essential step in the production process of the battery.
A general insulating film is manufactured in the form of a double-layer film tape 900, the back surface of the insulating film tape 910 is adhered to a release film tape 920, the insulating film tape 910 is stacked on the outside and the release film tape 920 is stacked inside to form the double-layer film tape 900, and the double-layer film tape 900 is wound on a roll 930 to form a double-layer film tape roll 90a. The insulating film belt 910 is made of polyethylene terephthalate (PET for short), the thickness of the insulating film belt 910 is generally 0.08-0.15 mm, and the insulating film belt 910 has excellent insulativity, high temperature resistance, flame retardance, heat dissipation and stretching rigidity; the glue is a polymer binder (one or more of polyvinylidene fluoride-hexafluoropropylene copolymer, polyvinylidene fluoride, polymethyl methacrylate, polyethylene oxide, polyacrylonitrile, polystyrene, polyvinyl acetate and polyvinylpyrrolidone), the thickness of the glue layer is generally 0.01-0.05 mm, the glue layer is not solidified for a long time under natural conditions, but the glue can be accelerated to solidify when meeting Ultraviolet (UV) irradiation, and the glue has excellent insulativity, high temperature resistance, flame retardance, heat dissipation and viscosity; the release film strip 920 is made of polyethylene (PE for short), and the thickness of the release film strip 920 is generally 0.05-0.1 mm; the winding drum 930 is a paper drum or a rubber drum for winding the double-layer film tape 900 into the double-layer film tape roll 90a and for recovering and winding the release film tape 920 into the release film tape roll 90b.
The film pasting requirement of the cylindrical battery is as follows: see fig. 3.
The insulating film strip section 911 is completely attached to the cylindrical surface 810 of the battery to form a lap opening 9111, and a first end surface 820 and a second end surface 830 (including 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 of 1.5 +/-0.5 kgf and film sticking pressure of 15 +/-5 kgf;
the minimum size (minimum creepage distance) of the overlapping region where the insulating film strip segment 911 is lapped is ≧ 4 mm;
the long diameter size is not increased significantly so as not to affect the future battery pack module;
no bare (except purposely left empty), glue, bubbles, wrinkles, corners, upwarping, scratches and dirt.
In the prior art, the entire insulating film strip segment 911 is used to cover the cylindrical surface of the cell.
The time that the preparation of insulating film tape segment 911 was glued and is concretied naturally after pasting is longer for current cylinder battery coating machine, and it can open to take a mouthful 9111 to paste the back, and bubble, fold appear easily in the insulating film, lead to the cylinder battery coating unqualified.
Disclosure of Invention
The invention aims to provide a cylindrical battery coating machine, which is used for solving the technical problems of opening of an insulating film belt lap, air bubbles and wrinkles of the conventional battery coating machine.
The invention is realized in this way, a cylindrical battery coating machine, including the board, including:
the film feeding mechanism is fixed on the machine table and used for conveying the insulating film belt;
the optical curing mechanism is fixed on the machine table and is used for carrying out illumination precuring 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 film sticking, and the feeding module is fixed on the feeding module and used for feeding the bare cell during film sticking;
the film drawing mechanism is arranged close to the feeding and feeding mechanism in the feeding direction of the feeding and feeding mechanism and used for drawing the insulating film belt onto the feeding module to be contacted with the outer surface of the fed bare cell;
the film sticking and cutting mechanism comprises a film sticking module and a film cutting module, the film sticking module is arranged above the feeding module and is used for sticking 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 the insulating film belt in film sticking;
and 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 but can not be reused.
Preferably, the film feeding mechanism comprises a film feeding support, a deviation rectifying module, a film feeding support, a film placing module, a tail film cutting module, a release film 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, the film placing module, the tail film cutting module, the release film recycling module and the insulating film belt tensioning module are fixed on the film feeding support in sequence before and after the conveying of the insulating film belt, and the insulating film belt tensioning module is connected with the light curing mechanism.
Preferably, the light curing mechanism comprises a light curing support, a light box and a dark box, and the light curing support is fixed on the film feeding support; 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 precuring light; the camera bellows is fixed outside the lamp house, butt joint the light-emitting port of lamp house for make the insulating film area through in the camera bellows receive the curing light irradiation in advance and carry out the precuring and handle, and avoid the curing light to leak, wherein, the insulating film area by send membrane mechanism input and by the camera bellows exports to draw membrane mechanism.
Preferably, the pay-off module includes translation drive assembly, pay-off balladeur train, first roller, second roller, two clamping jaws and clamping jaw driving piece, the pay-off balladeur train is fixed on translation drive assembly's the slider, first roller with the second roller rotationally sets up the top of pay-off balladeur train, the clamping jaw driving piece is fixed in the middle of the pay-off balladeur train, two the clamping jaw is fixed the expansion end of clamping jaw driving piece.
Preferably, 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 the sliding block of the translation driving assembly; the waste film taking module is fixed on the waste film recycling mounting frame and used for receiving a waste film belt sent by an external film pulling mechanism, and the sent waste film belt is adhered to the existing waste film belt on the waste film taking module by an external film adhering mechanism; the waste film collecting module is fixed on the waste film recycling mounting frame, is connected with the waste film taking module through the existing waste film belt and is used for recycling the fed waste film belt.
Preferably, the feeding module comprises a feeding driving member, a feeding driving wheel, a feeding transmission belt and a feeding driven wheel, the feeding driving member is fixed on the feeding carriage, the feeding driving wheel is fixed at the rotating end of the feeding driving member, 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, and the feeding driving member 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 drawing mechanism comprises a film drawing support, a film drawing lifting module and a film drawing module, the film drawing lifting module is fixed on the film drawing support, the film drawing module is fixed at the movable end of the film drawing lifting module and draws an insulating film to be brought onto the feeding module to be contacted with the outer surface of the fed bare cell.
Preferably, draw membrane lifting module including draw membrane lift smooth group, draw membrane lift driving piece and draw the membrane frame, draw the slide rail of membrane lift smooth group with draw membrane lift driving piece and all fix draw on the membrane support, draw the membrane frame to fix draw the expansion end of membrane lift driving piece and fix draw on the slide rail of membrane lift smooth group.
Preferably, draw the membrane module including draw the smooth group of membrane, draw the membrane driving piece, draw the membrane balladeur train, punch holder, lower plate and draw the membrane deflector roll, draw the slide rail of the smooth group of membrane with draw the membrane driving piece to fix draw on the membrane frame, draw the membrane balladeur train to fix draw the expansion end of membrane driving piece and fix draw on the smooth slider of group of membrane, the punch holder the expansion end of lower plate driving piece draw the membrane deflector roll with the lower plate draws the slide rail of the smooth group of membrane lift to all fix draw on the membrane balladeur train, the lower plate with the lower plate driving piece is fixed draw on the smooth slider of group of membrane, the lower plate with but form the crack in centre gripping insulating film area between the punch holder.
Preferably, the pad pasting module includes pad pasting support, limit position sensing element, pad pasting lift driving piece, the smooth group of pad pasting lift, pad pasting lift balladeur train and press mold roller, the pad pasting lift driving piece the smooth slide rail of group of pad pasting lift with limit position sensing element all fixes on the pad pasting support, pad pasting lift balladeur train is fixed draw the expansion end of membrane lift driving piece and fix on the smooth slider of group of pad pasting lift, the press mold roller rotationally sets up be in on the pad pasting lift balladeur train pay-off and feed mechanism top.
Preferably, the film cutting module includes the driving piece of cutting the membrane, cuts membrane blade frame and cuts the membrane blade, it fixes to cut the membrane driving piece on the pad pasting lift balladeur train, it fixes to cut the membrane blade frame cut the expansion end of membrane driving piece, it fixes to cut the membrane blade on the membrane blade frame, it can drive to cut the membrane driving piece the drive of cutting the membrane blade frame area cut the membrane blade edge the rectilinear direction of the roller of press mold roller slides.
Compared with the prior art, the invention has the beneficial effects that:
this cylinder battery coating machine locates with photocuring mechanism and send between membrane mechanism and the pad pasting mechanism for carry out the precuring to the insulating film area before the pad pasting, shorten the consolidation time after the insulating film area is pasted, avoid putting up the mouth and open, improve battery diolame quality. Sending into the insulating film area through drawing membrane mechanism, the pay-off module is sent into bare cell to under the pad pasting module, and the pad pasting module moves down the pad pasting, and feed subassembly is rotatory bare cell simultaneously to increase the area of contact of insulating film area and battery, can not appear bubble or fold in order to guarantee cylindrical bare cell surface, after the winding insulating film area, cut off the insulating film area by cutting the membrane module, accomplish the bare cell pad pasting.
Drawings
FIG. 1 is a schematic view of a first angular configuration of a cylindrical battery;
FIG. 2 is a schematic diagram of a second angle structure of a cylindrical battery;
FIG. 3 is a schematic diagram of a cylindrical battery envelope structure;
FIG. 4 is a schematic structural view of a cylindrical battery coating machine;
FIG. 5 is a schematic structural view of a film feeding mechanism;
FIG. 6 is a schematic structural view of the film releasing module and the film releasing/receiving module;
FIG. 7 is a schematic structural diagram of a deviation rectifying module;
FIG. 8 is a schematic structural diagram of a tail-cutting film module;
FIG. 9 is a schematic structural view of an insulating film strip tension module;
FIG. 10 is a schematic view of an assembled structure of a photo-curing mechanism;
FIG. 11 is a schematic structural view of a photo-curing mechanism;
FIG. 12 is a schematic front view of the light 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 structural view of a feeding and feeding mechanism;
FIG. 16 is a schematic view of a partial structure of a feeding module;
FIG. 17 is a schematic view of a partial structure of a feeding module;
FIG. 18 is a schematic structural view of a film drawing mechanism;
FIG. 19 is a schematic view of a partial structure of the film-drawing lifting module;
FIG. 20 is a schematic view of a partial structure of a film drawing module;
FIG. 21 is a schematic structural view of a film sticking and cutting mechanism;
FIG. 22 is a schematic view of a partial structure of a film-sticking module;
fig. 23 is a partially enlarged view of a portion a in fig. 22;
FIG. 24 is a first schematic diagram of a film-sticking process of the film-sticking device for cylindrical batteries;
FIG. 25 is a second schematic diagram of a film-sticking process of the film-sticking device for cylindrical batteries;
FIG. 26 is a third schematic diagram illustrating a film-sticking process of the film-sticking device for cylindrical batteries;
FIG. 27 is a schematic structural view of a waste film recovering mechanism;
FIG. 28 is a partial configuration view of a waste film collecting mechanism;
FIG. 29 is a first flow chart of a waste film recycling process;
FIG. 30 is a second schematic flow chart of the waste film recycling process.
Description of reference numerals:
100. a machine platform;
200. a film feeding mechanism; 210. a film feeding support; 220. a film feeding bracket; 230. placing the membrane module; 231. unwinding a film reel; 232. the double-layer film is provided with a guide roller; 233. the insulating film is provided with a guide roller; 234. a limiting roller; 240. a deviation rectifying module; 241. a deviation rectifying driving part; 242. a deviation rectifying connecting block; 243. correcting a sliding group; 250. a tail film cutting module; 251. cutting a driving piece; 252. a fixing plate; 253. cutting a 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 tape tensioning module; 271. a tension frame; 272. tensioning the drive member; 273. tensioning the slide plate; 274. tensioning a sliding group; 275. tensioning the compression roller;
300. a photo-curing mechanism; 310. a light-curing support; 320. a light box; 321. a lamp box body; 3211. a light emitting plate; 32111. a light outlet; 322. an optical shutter; 3221. an optical shutter slide way; 323. an optical shutter driving member; 324. an optical shutter sliding rod; 330. a dark box; 331. a top plate; 3311. a light gate; 332. a base plate; 3321. a film outlet; 333. a side plate; 334. a light incident plate; 3341. a light inlet; 335. a membrane plate is inserted; 3351. a film inlet; 336. a film distributing 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 feeding driving member; 422. a feeding driving wheel; 423. a feeding transmission belt; 424. a feeding driven wheel;
500. a film pulling mechanism; 510. drawing a film bracket; 520. a film drawing lifting module; 521. drawing a film, lifting and sliding; 522. a film-drawing lifting driving piece; 523. drawing a film frame; 530. a film drawing module; 531. drawing a film and sliding the film; 532. a film drawing driving part; 533. drawing a film sliding frame; 534. an upper splint; 535. the lower clamping plate is provided with a lifting sliding group; 536. a lower clamp plate driving member; 537. a lower splint; 538. a film drawing guide roller;
600. a film sticking and cutting mechanism; 610. a film pasting module; 611. sticking a film bracket; 612. a side position sensing component; 613. a film-sticking lifting driving member; 614. a film pasting lifting sliding group; 615. a film-sticking lifting carriage; 616. a film pressing roller; 620. cutting the film module; 621. a film cutting driving member; 622. cutting the film blade holder; 623. a film cutting blade;
700. a waste film recovery mechanism 700; 710. a waste film recovery mounting rack; 711. a transverse vertical plate; 712. a side vertical plate; 720. a waste film taking module; 721. a waste film taking roller driving part; 722. a waste film taking roller bracket; 723. taking a waste film from a film sliding group; 724. a waste film taking roller; 725. a waste film taking roller brake assembly; 730. a waste film collecting module; 731. a waste film collecting driving member; 732. inserting rods of the waste film winding drums;
800. a cylindrical battery; 810. a cylindrical surface; 820. the end face I; 830. a second end face; 840. a cathode column; 850. an anode column; 860. a liquid injection port; 870. an explosion-proof window; 880. two-dimensional codes;
900. a double-layer film belt; 910. an insulating film tape; 911. an insulating film strip section; 9111. lapping; 920. a release film tape; 930. a reel; 90a, a double-layer film roll; 90b, rolling a release film strip.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, 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 expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, as they may be fixedly connected, detachably connected, or integrally connected, for example; the two components can be directly connected or indirectly connected through an intermediate medium, and the two components can be communicated with each other. To those of ordinary skill in the art, the specific meaning of terms in the present invention can be understood in specific instances.
Referring to fig. 4, the 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 sticking and cutting mechanism 600 are all fixed on the machine table.
The film feeding mechanism 200 is used for conveying the insulating film tape; the light curing mechanism 300 is used for performing illumination pre-curing on the insulating film strip input by the film feeding mechanism 200; 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 film sticking, and the feeding module 420 is fixed on the feeding module 410 and used for feeding the bare cell during film sticking; a film drawing mechanism 500, disposed near the feeding and feeding mechanism 400 in the feeding direction of the feeding and feeding mechanism 400, for drawing the insulating film tape onto the feeding module 420 to contact with the outer surface of the bare cell being fed; the film sticking and cutting mechanism 600 comprises a film sticking module 610 and a film cutting module 620, wherein the film sticking module 610 is arranged above the feeding module 420, and sticks and covers the insulating film belt 910 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 the film sticking, and the waste film recycling mechanism 700 is fixed on the feeding and feeding mechanism 400 and used for recycling the waste film belt which is irradiated and pre-cured but can not be used any more.
Compared with the prior art, the cylindrical battery coating machine has the advantages that the photocuring mechanism 300 is arranged between the film feeding mechanism 200 and the film sticking mechanism, and is used for precuring the insulating film strip 910 before film sticking, so that the solidification time of the insulating film strip 910 after sticking is shortened, the opening 9111 is prevented from opening, and the battery coating quality is improved. Insulating film area 910 is sent into through drawing membrane mechanism 500, and pay-off module 410 sends into the bare cell to under the pad pasting module 610, and when the pad pasting module 610 moved down the pad pasting, the feed subassembly rotated the bare cell simultaneously to increase the area of contact of insulating film area 910 and battery, can not appear bubble or fold in order to guarantee cylindrical bare cell surface, twine behind the insulating film area 910, cut off insulating film area 910 by cutting membrane module 620, accomplish the bare cell pad pasting.
The double-layer film tape roll 90a discharges the double-layer film tape 900 through the film discharging module 230 (including the film discharging reel 231) of the film discharging mechanism 200, the insulating film tape 910 is separated from the release film tape 920 when the double-layer film tape 900 passes through the release film guide roller 262 on the release film recycling module 260, the release film tape 920 is collected by rotating the reel 930 through the film collecting reel 261 on the release film recycling module 260, the insulating film belt 910 is tensioned by the insulating film belt tensioning module 270, the ultraviolet light of the light box 320 of the photo-curing mechanism 300 pretreats the adhesive on the insulating film belt 910, the edge position sensing assembly 612 on the film sticking and cutting mechanism 600 senses the edge position of the insulating film belt 910, when the film sticking and cutting mechanism 600 slides horizontally along the width direction of the insulating film belt 910 at a proper time to cut the insulating film belt 910 to obtain an insulating film belt segment 911, the film pressing roller 616 on the film sticking module 610 and the first roller 413 and the second roller 414 on the feeding module 420 are matched at the same time to enable the insulating film belt segment 911 to be wound on the cylindrical surface of the insulating film 800, and finally the film sticking roller 616 on the film sticking module 610, the first roller 413 and the second roller 414 on the feeding module 420 to form a film wrapping and lapping opening 9111, so that the head lapping and lapping of the insulating film belt segment 911 of the insulating film belt is completed.
Referring to fig. 5, the film feeding mechanism 200 includes a film feeding support 210, a film feeding support 220, a film placing module 230, a deviation rectifying module 240, a tail cutting film module 250, a release film recycling 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, the film placing module 230, the tail cutting film module 250, the release film recycling module 260, and the insulating film belt tensioning module 270 are all fixed on the film feeding support 220 in sequence before and after the conveying of the insulating film belt, and the insulating film belt tensioning module 270 is connected with the photo-curing mechanism 300.
Referring to fig. 6, the film unwinding module 230 includes a film unwinding reel 231, two double-layer film tape guide rollers 232, five insulating film tape guide rollers 233, and a limiting roller 234. The film unwinding reel 231, the two double-layer film tape guide rollers 232, the five insulating film tape guide rollers 233 and the limit roller 234 are all fixed on the film feeding support 220.
The release film recycling module 260 includes a film collecting reel 261 and four release film guide rollers 262. The film collecting roller 261 and the four release film guide rollers 262 are fixed on the film feeding bracket 220.
The film releasing mechanism 230 releases the double-layer film tape 900, at a release film guide roller 262 on the release film recycling 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 passes through the other three release film guide rollers 262 and is wound on a winding drum 930 on a film winding reel 261, the film winding reel 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 connection block 242 and a deviation rectifying slide 243. The deviation-rectifying driving piece 241 is fixed on the film feeding support 210, the deviation-rectifying connecting block 242 is fixed below the film feeding support 220 and at the movable end of the deviation-rectifying driving piece 241, and the deviation-rectifying sliding group 243 is fixed between the film feeding support 210 and the film feeding support 220. The deviation-rectifying driving member 241 drives the deviation-rectifying connecting block 242 to drive the film feeding support 220 and the whole film feeding mechanism 200 to move horizontally left and right, so as to adjust the edge position of the insulating film belt 910.
Referring to fig. 8, the end-cutting film 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 tape roll 90a needs to be replaced, the movable plate 255 is driven by the movable driving member 254 to be close to the fixed plate 252, the double-layer film tape 900 is clamped, and the cutting driving member 251 drives the cutting blade 253 to horizontally cut the double-layer film tape 900.
Referring further to fig. 9, the insulating film tape tensioning module 270 includes a tensioning frame 271, a tensioning driving member 272, a tensioning slide 273, a tensioning slide group 274, and a tensioning pressure roller 275. The tensioning frame 271 is fixed on the film feeding frame 220, the tensioning driving member 272 is fixed on the top of the tensioning frame 271, the tensioning sliding plate 273 is fixed on the movable end of the tensioning driving member 272, the sliding rail of the tensioning sliding group 274 is fixed on the tensioning frame 271, the tensioning pressure 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 tension driving member 272 drives the tension sliding plate 273 to descend, pushes the tension pressing roller 275 to press the insulation film belt 910 downwards, so that the loose insulation film belt 910 is tightened, the tension frame 271 is fixedly connected with the camera 330 of the photo-curing mechanism 300, and the insulation film belt tightened by the tension pressing roller 275 enters the film inlet 3351 of the camera 330.
Referring to fig. 10-13, the light curing mechanism 300 includes a light curing support 310, a light box 320 and a dark box 330, the light curing support 310 is fixed on the machine 100, the light box 320 includes a light box body 321, a light source (not shown) and a light outlet 32111, the light source is fixed in the light box body 321, the light outlet 32111 is disposed on the light box body 321, and the light box 320 is used for emitting pre-curing light; the camera bellows 330 is fixed outside the lamp box 320, and is abutted to the light outlet 32111 of the lamp box 320, for pre-curing the insulating film tape passing through the camera bellows 330 by the pre-curing light irradiation, and preventing the pre-curing light from leaking, wherein the insulating film tape is input from the film feeding mechanism 200 and output from the camera bellows 330 to the film pulling mechanism 500.
The light curing mechanism 300 emits the pre-curing light through the light box 320, and the dark box 330 receives the pre-curing light, so that the insulating film strip passing through the dark box 330 is irradiated by the pre-curing light for pre-curing treatment, 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 film pasting, shortening the curing time of the insulating film tape after pasting, avoiding opening of a lap and improving the film coating quality of the battery. Specifically, the light source adopted in the scheme is an ultraviolet lamp, the precuring 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 emitting plate 3211, the light emitting port 32111 is disposed on the light emitting plate 3211, the light box 320 further includes a shutter 322, a shutter driving member 323, and a shutter sliding rod 324, the shutter driving member 323 is fixed on the light box 321, the shutter 322 is fixed at a movable end of the shutter driving member 323, the shutter 322 is provided with a shutter sliding way 3221, the shutter sliding rod 324 is disposed on the light emitting plate 3211, and the shutter driving member 323 is configured to drive the shutter sliding way 3221 of the shutter 322 to move along the shutter sliding rod 324 to open or close the light emitting port 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 bottom, and the light emitting opening 32111 is opened when the shutter 322 is at the top.
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 incident plate 334, a film incident plate 335 and a hollow dark room, the light incident plate 334 is fixed on the light emergent plate 3211 of the lamp box body 321, the light incident plate 334 is provided with a light incident port 3341, the film incident plate 335 is provided with a film incident port 3351 for inputting the insulating film, the top plate 331 is provided with a shutter port 3311 for the shutter 322 to enter the dark box 330, and the bottom plate 332 is provided with a film output port 3321 for outputting the insulating film. The top plate 331, the bottom plate 332, the two side plates 333, the light incident plate 334 and the film entering plate 335 enclose a darkroom, the light incident plate 334 is fixedly connected with the light exiting plate 3211, the light incident port 3341 is communicated with the light exiting port 32111, the film entering port 3351 is arranged corresponding to the light incident port 3341, and the insulating film strip enters the darkroom through the film entering port 3351 and is output through the film exiting port 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 disposed in a staggered manner, so that the film inlet plate 335 can completely block ultraviolet light, and ultraviolet light leakage is avoided.
In this embodiment, a plurality of film distribution rollers 336 are further provided in the dark room of the dark box 330, and the film distribution rollers 336 are installed between the two side plates 333 of the dark box body for supporting the input insulating film tape.
In this embodiment, the light curing mechanism 300 further includes a light box sliding set 340, and the light box sliding set 340 is disposed between the light box 320 and the light curing support 310 to adjust the positions of the light box 320 and the dark box 330, so that the film inlet 3351 is aligned with the sent insulating film tape. The slide block of the light box slide group 340 is fixed at the bottom of the ultraviolet light box 320, the slide rail of the light box slide group 340 is fixed on the photocuring bracket 310, the slide block of the light box slide group 340 is fixed at the bottom of the light box body 321, the side wall of the light box body 321 is fixed on the film feeding bracket 220, and the light box 320 and the dark box 330 can move together with the film feeding bracket 220 to correct the deviation.
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 a movable end of the clamping jaw driving member 416. The clamping jaw driving member 416 may be a bidirectional cylinder, the two clamping jaws 415 may clamp or release 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 prevent the battery from rolling off. During film coating, the two clamping jaws 415 release the batteries, and the first roller 413 and the second roller 414 cooperate with the feeding module 420 to drive the batteries to rotate.
Referring to fig. 17, the feeding module 420 includes a feeding driving member 421, a feeding driving wheel 422, a feeding transmission 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 transmission 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 transmit the feeding driven wheel 424 and the first roller 413 to rotate. Feed driving piece 421 can be motor structure, feed driving piece 421 drive feed action wheel 422 drives the feed and rotates from driving wheel 424, the feed drives first roller 413 rotation from driving wheel 424, first roller 413 rotates and drives the battery and rotate, it rotates to drive second roller 414 when the battery rotates, the space that the battery did not roll is stabilized in the clearance formation of second roller 414 and first roller 413, the rotation of first roller 413 and second roller 414 drives the rotation of battery, when the pad pasting, the stable rotation of battery has increased the area of contact on insulating film area and battery surface, can effectively avoid appearing bubble or fold.
Referring to fig. 18-20, the film drawing mechanism 500 includes a film drawing frame 510, a film drawing lifting module 520 and a film drawing module 530, wherein the film drawing lifting module 520 is fixed on the film drawing frame 510, the film drawing module 530 is fixed on the movable end of the film drawing lifting module 520 and draws the insulating film to the feeding module 420 to contact with the outer surface of the bare cell. The film drawing support 510 is fixed on the machine table, and the film drawing lifting module 520 is used for adjusting the lifting of the film drawing module 530 so as to match the film drawing mechanism 500 to draw the insulating film belt to the cylindrical battery.
In this embodiment, the film drawing lifting module 520 includes a film drawing lifting sliding set 521, a film drawing lifting driving member 522, and a film drawing frame 523, the slide rail of the film drawing lifting sliding set 521 and the film drawing lifting driving member 522 are both fixed on the film drawing support 510, and the film drawing frame 523 is fixed at the movable end of the film drawing lifting driving member 522 and fixed on the slide rail of the film drawing lifting sliding set 521.
In this embodiment, the film drawing module 530 includes a film drawing sliding group 531, a film drawing driving member 532, a film drawing carriage 533, an upper clamping plate 534, a lower clamping plate lifting sliding group 535, a lower clamping plate driving member 536, a lower clamping plate 537, and a film drawing guide roller 538, the slide rails of the film drawing sliding group 531 and the film drawing driving member 532 are fixed on the film drawing frame 523, the film drawing carriage 533 is fixed on the movable end of the film drawing driving member 532 and fixed on the slider of the film drawing sliding group 531, the movable ends of the upper clamping plate 534, the lower clamping plate driving member 536, the film drawing guide roller 538, and the slide rails of the lower clamping plate lifting sliding group 535 are fixed on the film drawing carriage 533, the lower clamping plate 537 and the lower clamping plate driving member 536 are fixed on the slider of the film drawing sliding group 531, and a nip capable of clamping the insulating film tape is formed between the lower clamping plate 537 and the upper clamping plate 534. The lower clamp driving member 536 drives the lower clamp 537 to move toward the upper clamp 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 strip close to the cylindrical battery; the insulating film strip is guided by the film-drawing guide roller 538 after the film-drawing guide roller comes down from the previous station and then enters between the upper clamping plate 534 and the lower clamping plate 537, so that the insulating film strip cannot be contacted at other positions of the film-drawing die set 530 to cause pollution or damage.
Referring to fig. 21-22, the film sticking module 610 includes a film sticking bracket 611, a side position sensing assembly 612, a film sticking lifting driving member 613, a film sticking lifting sliding assembly 614, a film sticking lifting sliding carriage 615, and a film pressing roller 616, wherein the film sticking lifting driving member 613, the slide rail of the film sticking lifting sliding assembly 614, and the side position sensing assembly 612 are all fixed on the film sticking bracket 611, the film sticking lifting sliding carriage 615 is fixed at the movable end of the film pulling lifting driving member 522 and on the slide block of the film sticking lifting sliding assembly 614, and the film pressing roller 616 is rotatably disposed on the film sticking lifting sliding carriage 615 above the feeding and feeding mechanism 400. The film-attaching lifting drive 613 can drive the die roller to move up and down. The edge sensing assembly 612 senses the edge of the insulating film strip, and when the insulating film strip deviates, the edge sensing assembly 612 informs the deviation rectifying module 240 to rectify the deviation, so that the insulating film strip accurately reaches the film pulling module 530 of the film pulling 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, the film cutting driving member 621 is fixed on the film pasting lifting carriage 615, the film cutting blade holder 622 is fixed at 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 drive the film cutting blade 623 to slide along the linear direction of the roller shaft of the film pressing roller 616. The film cutting blade 623 is a narrow-edge and long-shaped blade structure, and the film cutting driving piece 621 is started to drive the film cutting blade 623 to move along the horizontal direction to cut the insulating film strip, and after the cutting is finished, the film cutting blade 623 returns to the original position.
Referring further to fig. 24-26, the process of laminating the cylindrical battery is as follows:
s11, feeding, film feeding and die pressing: the translation driving component 411 of the feeding module 410 drives the feeding carriage 412 to move towards the film sticking module 610, and at this time, the two clamping jaws 415 clamp the battery between the first roller 413 and the second roller 414; the film-drawing frame 523 is driven by the film-drawing lifting driving piece 522 to move upwards, the film-drawing carriage 533 is driven by the film-drawing driving piece 532 to move downwards in an inclined manner, the 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-sticking lifting driving piece 613 drives the film-pressing roller 616 to press the insulating film belt downwards until the insulating film belt is adhered to the surface of the battery;
s12, winding and pressing the film: the film-drawing lifting module 520 drives the film-drawing 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-drawing lifting module 520 simultaneously move downwards and are adhered to the side wall of the battery, so that the large-area contact adhesion of the insulating film belt and the battery is realized;
s13, rolling a film: the film-drawing driving piece 532 drives the film-drawing carriage 533 to move up in an inclined manner, and at this time, the lower clamp plate driving piece 536 drives the lower clamp plate 537 to move down so as to form a channel between the upper clamp plate 534 and the lower clamp 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 adhere the insulating film tape to the surface of the battery;
s14, cutting the film: after the battery enveloping is finished, the film-drawing lifting driving piece 523 drives the film-drawing 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 strip along the width direction of the insulating film strip;
s15, returning materials: after the insulating film tape is cut off, the film-sticking lifting driving piece 613 drives the die pressing roller 616 to move upwards, and the translation driving assembly 411 drives the battery to exit from the film-sticking station for blanking, so that the film-sticking process is completed.
Referring to fig. 27-30, the waste film recycling mechanism 700 includes a waste film recycling mounting frame 710, a waste film taking module 720, and a waste film collecting 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 like feeding downwards under the driving of a translation driving component 411; the waste film taking module 720 is fixed on the waste film recycling mounting frame 710 and is used for receiving a waste film strip sent by the film pulling mechanism 500, and the fed waste film strip is adhered to the existing waste film strip on the waste film taking module 720 by the film sticking and cutting mechanism 600; the waste film collecting module 730 is fixed on the waste film recovery mounting frame 710, and is connected with the waste film collecting module 720 through the existing waste film belt for recovering the fed waste film belt.
This mechanism 700 is retrieved to waste film when needing to retrieve the waste film, retrieves the linear drive module through the waste film and retrieves mounting bracket 710 with the waste film and remove to under the pad pasting mechanism, the waste film is got the membrane module 720 and is in the pad pasting station of bare cell this moment, draws membrane mechanism 500 and sends into the waste film area, and the pad pasting module 610 will be sent into the waste film area and paste to the waste film and get the membrane module 720 on the existing waste film area, and the waste film area extends and convolutes and retrieve to waste film receipts membrane 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 the waste films, and are matched with a photo-curing mechanism to be used in the film coating process.
In this embodiment, the waste film recycling mounting frame 710 includes a horizontal plate 711 and a side plate 712, the horizontal plate 711 and the side plate 712 form an L-shape, the waste film taking module 720 is fixed to the horizontal plate 711, and the waste film collecting module 730 is fixed to the side plate 712.
In this embodiment, the waste film taking module 720 includes a waste film taking roller driving part 721, a waste film taking roller support 722, a waste film taking sliding group 723, and a waste film taking roller 724, the sliding rails of the waste film taking roller driving part 721 and the waste film taking sliding group 723 are vertically fixed on the horizontal plate 711 of the waste film recycling mounting frame 710, the waste film taking roller support 722 is fixed on the movable end of the waste film taking roller driving part 721 and the sliding block of the waste film taking sliding group 723, and the waste film taking roller 724 is rotatably erected on the waste film taking roller support 722. The waste film taking roller driving part 721 drives the waste film taking roller support 722 to drive the waste film taking roller 724 to ascend and descend in the vertical direction so as to contact with the film pressing roller 616 of the film sticking mechanism to take a film, and the waste film taking roller driving part 721 can be an air cylinder.
In this embodiment, the waste film taking module 720 further comprises a waste film taking roller brake assembly 725, and the waste film taking roller brake assembly 725 is fixed on the waste film taking roller bracket 722 and is used for controlling the waste film taking roller 724 to rotate or stop rotating. The existing waste film connected with the waste film collecting reel inserted link 732 is partially stuck on the roller surface of the waste film taking roller 724, the waste film taking roller brake assembly 725 is arranged to control the rotation and non-rotation of the waste film taking roller 724, when the waste film taking roller 724 contacts with a film sticking mechanism to stick a waste film tape head, the waste film taking roller 724 cannot rotate to avoid sliding to cause poor sticking and jointing with the waste film tape head, 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 stuck waste film tape to be wound on the reel 930 of the waste film collecting reel inserted link 732, and when the waste film is not required to be recovered, the waste film taking roller 724 cannot rotate to avoid the 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 collecting driving element 731, a waste film collecting driving wheel (not shown), a waste film collecting driven wheel (not shown), a waste film collecting driving belt (not shown) and a waste film collecting reel plug-in rod 732, the waste film collecting driving element 731 is fixed on the side vertical plate 712 of the waste film collecting mounting frame 710, the waste film collecting driving wheel is fixed on the movable end of the waste film collecting driving element 731, the waste film collecting reel plug-in rod 732 is rotatably disposed on the side vertical plate 712, the waste film collecting driven wheel is fixed on the waste film collecting reel plug-in rod 732, and the waste film collecting driving belt is sleeved outside the waste film collecting driving wheel and the waste film collecting driven wheel. The waste film collecting driving part 731 drives the waste film collecting driving wheel to rotate, and drives the waste film collecting driven wheel and the waste film collecting reel inserted rod 732 to rotate through the waste film collecting driving belt, so as to drive the reel 930 supported on the waste film collecting reel inserted rod 732 to rotate and wind the waste film collecting belt; waste film drive 731 can be a motor.
Referring further to fig. 29-30, the waste film recycling process of the waste film recycling mechanism is as follows:
s21, taking a waste film: when a waste film needs to be taken, the translation driving assembly 411 drives the waste film recovery mounting frame 710 to a film sticking station, the waste film taking roller driving piece 721 drives the waste film taking roller support 722 to ascend, so that the waste film taking roller 724 is positioned below the film pressing roller 616 of the film sticking 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 downwards so that the head of the waste film tape is stuck on the tail of the existing waste film tape of the waste film taking roller 724 for jointing;
s22, winding a waste film: after the waste film tape is pasted, the film pressing roller is lifted, the waste film taking roller 724 and the waste film collecting reel inserted rod 732 rotate clockwise (or the waste film taking roller 724 rotates clockwise and the waste film collecting reel inserted rod 732 rotates counterclockwise), and the waste film collecting reel inserted rod 732 winds the reel 930 with the waste film tape and recovers the waste film tape;
s23, cutting a waste film: after the waste film belt completely passes through the film cutting blade 623, the waste film recycling mechanism 700 stops rotating, the film pulling mechanism 500 is recycled, the film pressing roller 616 moves downwards again, the film cutting blade 623 cuts off the insulating film belt, and the tail of the waste film belt stops on the waste film taking waste film roller 724 for joint use in the next waste film belt recycling process.
S24, waste film discharging: after cutting the waste film, the film pressing roller 616 moves up, the waste film taking roller driving part 721 drives the waste film taking roller 724 to move down, and the translation driving component 411 drives the waste film recycling mounting frame 710 to exit from the film pasting station. After the waste film tape of a predetermined length is collected on the roll 930 on the waste film take-up roll insertion rod 732, the roll 930 may be removed from the free end of the waste film take-up roll insertion rod 732 and replaced with an empty roll 930.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (11)
1. The utility model provides a cylinder battery coating machine, includes the 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 optical curing mechanism is fixed on the machine table and is used for carrying out illumination precuring 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 film sticking, and the feeding module is fixed on the feeding module and used for feeding the bare cell during film sticking;
the film drawing mechanism is arranged close to the feeding and feeding mechanism in the feeding direction of the feeding and feeding mechanism and used for drawing the insulating film belt onto the feeding module to be contacted with the outer surface of the fed bare cell;
the film sticking and cutting mechanism comprises a film sticking module and a film cutting module, the film sticking module is arranged above the feeding module and is used for sticking 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 the insulating film belt in film sticking;
and 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 but can not be reused.
2. The cylindrical battery film wrapping 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 placing module, a tail cutting film module, a release film 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, the film placing module, the tail cutting film module, the release film recycling module and the insulating film belt tensioning module are fixed on the film feeding support according to the sequence of conveying the insulating film belts, and the insulating film belt tensioning module is connected with the photocuring mechanism.
3. The cylindrical battery coating machine according to claim 2, wherein the light curing mechanism comprises a light curing support, a light box and a dark box, the light curing support is fixed on the film feeding support; 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 precuring light; the camera bellows is fixed outside the lamp house, butt joint the light-emitting port of lamp house for make the insulating film area through in the camera bellows receive the curing light irradiation in advance and carry out the precuring and handle, and avoid the curing light to leak, wherein, the insulating film area by send membrane mechanism input and by the camera bellows exports to draw membrane mechanism.
4. The cylindrical battery film wrapping machine according to claim 1, wherein the feeding module comprises a translation driving assembly, a feeding carriage, a first roller, a second roller, two clamping jaws and a clamping jaw driving member, the feeding carriage 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 carriage, the clamping jaw driving member is fixed in the middle of the feeding carriage, and the two clamping jaws are fixed at the movable end of the clamping jaw driving member.
5. The cylindrical battery film coating machine according to claim 4, wherein the waste film recycling mechanism comprises a waste film recycling mounting frame, a waste film taking module and a waste film collecting module, and the waste film recycling mounting frame is fixed on the sliding block of the translation driving assembly; the waste film taking module is fixed on the waste film recycling mounting frame and used for receiving a waste film belt sent by an external film pulling mechanism, and the sent waste film belt is adhered to the existing waste film belt on the waste film taking module by an external film adhering mechanism; the waste film collecting module is fixed on the waste film recycling mounting frame, and is connected with the waste film taking module through the existing waste film belt for recycling the sent waste film belt.
6. The cylindrical battery film coating machine according to claim 4, wherein the feeding module comprises a feeding driving member, a feeding driving wheel, a feeding driving belt and a feeding driven wheel, the feeding driving member is fixed on the feeding carriage, the feeding driving wheel is fixed at the rotating end of the feeding driving member, 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 member can drive the feeding driving wheel to drive the feeding driven wheel to rotate together with the first roller or the second roller.
7. The cylindrical battery coating machine according to claim 1, wherein the film drawing mechanism comprises a film drawing support, a film drawing lifting module and a film drawing module, the film drawing lifting module is fixed on the film drawing support, the film drawing module is fixed on the movable end of the film drawing lifting module and draws the insulating film to the feeding module to contact with the outer surface of the fed bare battery.
8. The cylindrical battery coating machine according to claim 7, wherein the film drawing lifting module comprises a film drawing lifting sliding set, a film drawing lifting driving member and a film drawing frame, the sliding rail of the film drawing lifting sliding set and the film drawing lifting driving member are both fixed on the film drawing support, and the film drawing frame is fixed at the movable end of the film drawing lifting driving member and fixed on the sliding rail of the film drawing lifting sliding set.
9. The cylinder battery coating machine according to claim 8, wherein the film drawing module comprises a film drawing sliding group, a film drawing driving element, a film drawing carriage, an upper clamping plate, a lower clamping plate, a film drawing lifting sliding group, a lower clamping plate driving element, a lower clamping plate and a film drawing guide roller, the slide rail of the film drawing sliding group is fixed to the film drawing frame, the film drawing carriage is fixed to the movable end of the film drawing driving element and fixed to the slide block of the film drawing sliding group, the movable end of the upper clamping plate, the movable end of the lower clamping plate driving element, the film drawing guide roller and the slide rail of the film drawing lifting sliding group of the lower clamping plate are fixed to the film drawing carriage, the lower clamping plate and the lower clamping plate driving element are fixed to the slide block of the film drawing sliding group, and a clamping gap capable of clamping an insulating film strip is formed between the lower clamping plate and the upper clamping plate.
10. The cylindrical battery coating machine according to claim 1, wherein the film sticking module comprises a film sticking support, a side position sensing assembly, a film sticking lifting driving member, a film sticking lifting sliding group, a film sticking lifting sliding frame and a film pressing roller, the film sticking lifting driving member, a sliding rail of the film sticking lifting sliding group and the side position sensing assembly are all fixed on the film sticking support, the film sticking lifting sliding frame is fixed at the movable end of the film pulling lifting driving member and 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 positioned above the feeding and feeding mechanism.
11. The cylindrical battery coating machine according to claim 10, wherein the film cutting module comprises a film cutting driving member, a film cutting blade holder and a film cutting blade, the film cutting driving member is fixed on the film pasting lifting carriage, the film cutting blade holder is fixed at the movable end of the film cutting driving member, the film cutting blade holder is fixed on the film cutting blade holder, and the film cutting driving member can drive the film cutting blade holder to drive the film cutting blade to slide along the linear direction of the roller shaft of the film pressing roller.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116706464A (en) * | 2023-07-25 | 2023-09-05 | 广东东博智能装备股份有限公司 | Cylindrical battery rubber sleeving equipment |
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