CN116692099A - Lithium ion battery coating method - Google Patents
Lithium ion battery coating method Download PDFInfo
- Publication number
- CN116692099A CN116692099A CN202310840920.3A CN202310840920A CN116692099A CN 116692099 A CN116692099 A CN 116692099A CN 202310840920 A CN202310840920 A CN 202310840920A CN 116692099 A CN116692099 A CN 116692099A
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- China
- Prior art keywords
- lithium ion
- ion battery
- fixed
- battery
- packaging film
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn
Links
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 204
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 203
- 238000000576 coating method Methods 0.000 title claims abstract description 74
- 229920006280 packaging film Polymers 0.000 claims abstract description 134
- 239000012785 packaging film Substances 0.000 claims abstract description 134
- 238000004804 winding Methods 0.000 claims abstract description 20
- 239000011248 coating agent Substances 0.000 claims description 54
- 238000003825 pressing Methods 0.000 claims description 21
- 238000003475 lamination Methods 0.000 claims description 12
- 230000007306 turnover Effects 0.000 claims description 10
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000011084 recovery Methods 0.000 claims description 7
- 230000005484 gravity Effects 0.000 claims description 6
- 238000005520 cutting process Methods 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 4
- 241000276425 Xiphophorus maculatus Species 0.000 claims description 3
- 238000010030 laminating Methods 0.000 claims description 3
- 238000005096 rolling process Methods 0.000 claims description 2
- 238000004806 packaging method and process Methods 0.000 abstract description 9
- 238000012858 packaging process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 10
- 230000002457 bidirectional effect Effects 0.000 description 8
- 238000005538 encapsulation Methods 0.000 description 7
- 239000000853 adhesive Substances 0.000 description 6
- 230000001070 adhesive effect Effects 0.000 description 6
- 238000001179 sorption measurement Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 210000004379 membrane Anatomy 0.000 description 3
- 210000004400 mucous membrane Anatomy 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 239000007888 film coating Substances 0.000 description 2
- 238000009501 film coating Methods 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 210000004877 mucosa Anatomy 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/02—Wrapping articles or quantities of material, without changing their position during the wrapping operation, e.g. in moulds with hinged folders
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B11/00—Wrapping, e.g. partially or wholly enclosing, articles or quantities of material, in strips, sheets or blanks, of flexible material
- B65B11/58—Applying two or more wrappers, e.g. in succession
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B35/00—Supplying, feeding, arranging or orientating articles to be packaged
- B65B35/10—Feeding, e.g. conveying, single articles
- B65B35/20—Feeding, e.g. conveying, single articles by reciprocating or oscillatory pushers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B61/00—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages
- B65B61/04—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages
- B65B61/06—Auxiliary devices, not otherwise provided for, for operating on sheets, blanks, webs, binding material, containers or packages for severing webs, or for separating joined packages by cutting
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
- B65B69/00—Unpacking of articles or materials, not otherwise provided for
-
- 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
Abstract
The invention provides a lithium ion battery coating method, which relates to the technical field of lithium ion batteries and mainly comprises the following steps: s1, mounting a packaging film: a roll of packaging film for wrapping the surface of the lithium ion battery is arranged on a winding shaft, and the packaging film is conveyed according to a preset track through a plurality of conveying shafts; s2, tearing off the surface sticker of the packaging film: in the step S1, the packaging film is conveyed according to a preset track through a plurality of conveying shafts and according to the design of the conveying shafts, the full-automatic unattended full-automatic packaging of the surface of the outer wall of the battery can be realized, the full-closed packaging and packaging are carried out on five surfaces (except the surface of the battery lug) of the square lithium ion battery, the packaging film is tightly packaged, the surface of the packaged lithium ion battery is uniformly laminated, the laminated fold lines are orderly, the surface of the lithium ion battery is smooth in packaging, and the phenomena of breakage, bubble and bulge are avoided in the packaging process of the surface packaging film of the lithium ion battery.
Description
Technical Field
The invention relates to the technical field of lithium ion batteries, in particular to a lithium ion battery coating method.
Background
A lithium ion battery is a secondary battery (rechargeable battery) that operates mainly by means of lithium ions moving between a positive electrode and a negative electrode. Li+ is inserted and extracted back and forth between the two electrodes during charge and discharge: during charging, li+ is deintercalated from the positive electrode, and is inserted into the negative electrode through the electrolyte, and the negative electrode is in a lithium-rich state; the opposite is true when discharging.
At present, a square aluminum shell structure is adopted for the lithium ion battery, and after the lithium ion battery is manufactured, surface scratches of the battery are prevented in the subsequent transportation and assembly processes, and in order to ensure that the battery is not in use, an insulating film with single-side viscosity is generally coated on the surface of the battery, so that the lithium ion battery can also play roles in preventing water and dust, and the battery is better protected.
Currently, there is a related art that provides a lithium ion battery coating device or method, such as patent number: 201710059190.8A lithium ion battery coating device comprises a base arranged beside a battery conveyor belt, wherein an annular guide rail is arranged on the base, a feeding clamping jaw which is in sliding fit with the guide rail is arranged on the guide rail, a feeding manipulator, a corner folding station, a side folding station, a detection station and a discharging manipulator are sequentially arranged on the base along the direction of the guide rail, a battery on the battery conveyor belt is clamped to the corner folding station by the feeding manipulator, and then is sequentially conveyed to the corner folding station, the detection station and the discharging manipulator by the feeding clamping jaw, and the discharging manipulator clamps a qualified battery for finishing coating onto the battery conveyor belt. According to the technical scheme, the continuous and efficient film coating of the battery can be conveniently realized, the film pulling mechanism does not have the phenomenon of idle running, and the film sticking on the bottom surface and the small side folding angle are effectively integrated; the cyclic utilization of the multiple cache stations can not generate the coating waiting time, and the production efficiency is greatly improved.
The lithium ion battery coating device disclosed in the above patent still has some technical defects in the actual use process, and the specific defects are as follows:
when the packaging film wraps the surface of the lithium ion battery, bubbles or bulges can be generated on the surface of the lithium ion battery in the packaging film winding process, so that the surface of the lithium ion battery is easy to generate uneven surface of the lithium ion battery after the coating in the coating process.
Disclosure of Invention
Aiming at the problems in the prior art, the invention aims to provide a lithium ion battery coating method which solves the problems described in the background art: when the packaging film wraps the surface of the lithium ion battery, bubbles or bulges can be generated on the surface of the lithium ion battery in the packaging film winding process, so that the surface of the lithium ion battery is easy to generate the uneven surface of the lithium ion battery after the coating in the coating process.
The technical problems to be solved by the invention are realized by adopting the following technical scheme: the lithium ion battery coating method mainly comprises the following steps:
s1, mounting a packaging film: a roll of packaging film for wrapping the surface of the lithium ion battery is arranged on a winding shaft, and the packaging film is conveyed according to a preset track through a plurality of conveying shafts;
S2, tearing off the surface sticker of the packaging film: in the step S1, the packaging film is conveyed according to a preset track through a plurality of conveying shafts, and the packaging film enters a film fixing table according to the design of the conveying shafts, and the sticker on the surface of the packaging film enters a sticker recovery shaft and is wound into a roll through the sticker recovery shaft;
s3, pulling the packaging film: the packaging film entering the film fixing table in the step S2 is vertically pulled downwards, the packaging film is cut from the position of the film fixing table, the packaging film cut below the film fixing table is stuck on two conveying belts, the conveying belts vertically stand on the left side of the lithium ion battery, and the packaging film stuck on the conveying belts vertically stand on the left side of the lithium ion battery;
s4, pushing a battery: the lithium ion battery is pushed from the middle part of the right side of the packaging film to the left, so that the packaging film starts to wrap from the surface A of the battery, and the surface B and the surface C of the battery are synchronously wrapped along with the continuous leftward movement of the lithium ion battery, and the side edge of the lithium ion battery is folded and pressed through the side turning and folding assembly, so that the surface D of the lithium ion battery is wrapped by the packaging film in a laminated manner;
s5, laminating and coating the bottom of the battery: the lithium ion battery which is pushed leftwards in the step S4 and moves to the left side of the conveying belt is subjected to lamination coating of the bottom (E surface) of the lithium ion battery, packaging films on the left side and the right side of the bottom (E surface) of the lithium ion battery are folded and pressed firstly through a left folding assembly and a right folding assembly, and then packaging films on the B surface and the C surface of the bottom (E surface) of the battery are pressed respectively through an upper folding assembly and a lower folding assembly, so that the coating of the bottom of the lithium ion battery is completed;
S6, repeating coating: and (3) repeating the coating steps in the steps S1-S5, and sequentially coating a new lithium ion battery, so that each lithium ion battery is repeatedly coated, and the lithium ion battery which is coated before can be pushed to fall into a battery collecting box from the guiding sliding plate leftwards through the left movement of the new lithium ion battery.
The steps S1-S6 are mainly completed by matching a lithium ion battery coating device, the lithium ion battery coating device comprises a coating machine base fixed on the ground, a supporting rib plate which is vertical to the top end of the coating machine base is fixed at the top end of the coating machine base, and a horizontal platy battery rack is fixed in the middle of the supporting rib plate;
a battery baffle frame is arranged at the top end of the battery frame and close to the left side of the battery frame, and a lithium ion battery is placed at the inner side of the battery baffle frame;
the top end of the supporting rib plate is rotationally connected with a winding shaft, the top end of the supporting rib plate is rotationally connected with a plurality of conveying shafts, the middle part of the front side of the supporting rib plate is provided with a straight hole which is vertical to the base of the coating machine, the inside of the straight hole is provided with a film pulling clamp which can reciprocate up and down,
the left side of the battery rack is provided with two film positioning belts capable of rotating positively and negatively, and the two film positioning belts are respectively positioned above and below the battery rack on the left side of the battery rack;
A film fixing table is fixed above the film positioning belt;
two the left side of membrane locating belt is provided with two battery splint, two the interval is a lithium ion battery's thickness between the battery splint, two the right side of battery splint is provided with turns over the subassembly of rolling over, two the front side of battery splint is installed respectively and is rolled over the subassembly, turns over the subassembly down, turns over the subassembly on turning over the right.
As a preferable technical scheme of the invention, a first servo motor is fixedly arranged on the front side wall of the supporting rib plate, a rope winding wheel is rotatably connected to the rear side of the supporting rib plate, the rope winding wheel is arranged on an output shaft of the first servo motor, two first fixed pulleys are arranged at the top end of the straight hole, a second fixed pulley is rotatably connected to the bottom of the straight hole, a pull rope is wound on the surface of the rope winding wheel, the pull rope is parallel to the straight hole through the position of one first fixed pulley and the second fixed pulley, the bottom of the pull rope is suspended on the rear side of the supporting rib plate through the position of the other first fixed pulley, a gravity block is fixed at the bottom of the pull rope, and the film pulling clamp in the straight hole is fixed on the surface of the pull rope.
As a preferable technical scheme of the invention, the lower turnover assembly comprises a third cylinder support plate fixed on the front side wall of the supporting rib plate, a third rotating shaft is fixed in the middle of the surface of the third cylinder support plate, the third rotating shaft is rotationally connected with a third folding plate, a third hinge support is fixedly arranged on the surface of the third folding plate, a third cylinder is hinged to the bottom end of the third cylinder support plate, a piston rod extends upwards from the third cylinder, and the top end of the piston rod of the third cylinder is hinged to the third hinge support.
As a preferable technical scheme of the invention, the side-turning assembly comprises a plurality of side-by-side rotary compression roller shafts which are respectively arranged on the right sides of two battery clamping plates, a rotary shaft six is arranged on the right side of each row of compression roller shafts, a side-turning pressing plate five is rotationally connected to the surface of the rotary shaft six, a hinge support six is fixedly arranged on the surface of the side-turning pressing plate five, an air cylinder support six is fixedly arranged on the front side surface of the supporting rib plate, a six-number air cylinder is rotationally connected to the bottom of the air cylinder support six, and the bottom of the six-number air cylinder is hinged to the hinge support six.
As a preferable technical scheme of the invention, the left folding assembly comprises a second cylinder support plate fixed on the front side surface of the supporting rib plate, a second cylinder is fixed at the top end of the second cylinder support plate, a second piston rod extends rightward, and a second pushing block is fixed at the right end of the second piston rod of the second cylinder.
As a preferable technical scheme of the invention, the right turnover assembly comprises a cylinder support plate five fixed on the front side surface of the supporting rib plate, a No. five cylinder is fixed at the top end of the cylinder support plate five, a piston rod extends out of the No. five cylinder towards the front side surface of the supporting rib plate, and a pushing block is fixed at the top end of the piston rod of the No. five cylinder.
As a preferred technical scheme of the invention, the pushing block II is arranged to be of the same structure as the pushing block, the pushing block comprises a fixed sliding frame fixed at the top end of a piston rod, the surface of the fixed sliding frame is connected with two pushing press strips in a sliding manner, a fixed press strip fixed on the surface of the fixed sliding frame is arranged in the middle of the two pushing press strips, the surface of the fixed sliding frame is rotationally connected with a bidirectional threaded screw rod, nut sleeves are respectively arranged on the surfaces of the two pushing press strips which are connected with the surface of the fixed sliding frame in a sliding manner, each nut sleeve on the surface of the pushing press strip is connected with the surface of the bidirectional threaded screw rod through threads, a bevel gear I is arranged in the middle of the bidirectional threaded screw rod, a No. two servo motor is fixedly arranged at the top end of the piston rod, and the top end of an output shaft of the No. two servo motor is fixedly provided with a bevel gear II which is in meshed connection with the bevel gear I.
As a preferable technical scheme of the invention, the upper turnover assembly comprises a cylinder support plate IV fixed on the front side wall of the supporting rib plate, a rotating shaft IV is fixed on the surface of the cylinder support plate IV, a folding plate IV is rotatably connected to the surface of the rotating shaft IV, a hinge support IV is arranged on the surface of the folding plate IV, a fourth cylinder is hinged to the top end of the cylinder support plate IV, a piston rod extends downwards from the fourth cylinder, and the bottom end of the piston rod of the fourth cylinder is hinged to the hinge support IV.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention can realize full-automatic unmanned encapsulation of the outer wall surface of the battery, fully-sealed encapsulation of five surfaces (except the surface of the battery tab) of the square lithium ion battery, the encapsulation film is tightly encapsulated, the surface lamination of the encapsulated lithium ion battery is uniform, the lamination fold lines are neat, the surface encapsulation of the lithium ion battery is smooth, and the phenomena of breakage, bubble, bulge and the like are avoided in the encapsulation process of the encapsulation film on the surface of the lithium ion battery.
2. According to the invention, the packaging film is vertically arranged on the right side of the battery frame, the packaging film is packaged on the left side (A surface) of the lithium ion battery, the upper surface and the lower surface (B surface and C surface) of the lithium ion battery are packaged, and laminated packaging is carried out on the rightmost D surface of the lithium ion battery, so that the four surfaces of the four lithium ion batteries are packaged, the laminated packaging mode can enable the surface of the packaged lithium ion battery to be more firm and compact in packaging, slipping and loosening are not easy, when the packaging film is packaged on the four surfaces, the foremost surface (E surface) of the lithium ion battery can generate redundant extending packaging films, and at the moment, the redundant extending packaging films on the front surface (E surface) of the lithium ion battery are laminated and packaged according to the laminated packaging sequence of the packaging films, so that the surface of the packaged lithium ion battery is smooth and compact.
Drawings
The invention will be further described with reference to the drawings and examples.
FIG. 1 is a flow chart of the steps of the lithium ion battery coating method of the present invention;
fig. 2 is a schematic diagram of an external perspective structure of a lithium ion battery coating device according to the present invention;
fig. 3 is a schematic view of an external perspective structure of the lithium ion battery coating device according to the second embodiment of the present invention;
fig. 4 is a schematic diagram of a front view structure of the lithium ion battery coating device of the present invention;
fig. 5 is a schematic diagram of a rear view structure of the lithium ion battery coating device of the present invention;
FIG. 6 is a partial enlarged view at A of FIG. 3 of the present description;
FIG. 7 is a second enlarged view of part of the invention at A of FIG. 3;
FIG. 8 is an enlarged schematic view of the structure of FIG. 4B of the present specification;
FIG. 9 is an enlarged schematic view of the structure of FIG. 4 at C in the present specification;
FIG. 10 is an enlarged schematic view of the structure of FIG. 4D of the present invention;
FIG. 11 is a schematic view of the azimuth structure of the lithium ion battery envelope of the present invention;
in the figure: film coating machine base 1, supporting rib plate 2, battery frame 3, pneumatic cylinder 4, battery push rod 401, battery baffle frame 5, straight hole 6, film pulling clamp 7, suction fan 701, suction pipe 702, suction nozzle 703, suction frame 704, film fixing table 8, cylinder bracket seven 801, no. seven cylinder 802, film pushing roller 803, film block 804, air nozzle 805, guiding inclined plane 806, air supply pipe 807, blower 808, left folding component 9, no. two cylinder 901, cylinder support plate two 902, pushing block two 903, piston rod two 904, lower folding component 10, cylinder support plate three 1001, no. three cylinder 1002, hinge support three 1003, folding plate three 1004, rotating shaft three 1005, upper folding component 11, cylinder support plate four 1101, no. four cylinder 1102, hinge support four 1103, folding plate four 1104, rotating shaft four 1105, right folding component 12, cylinder support plate five 1201 a fifth cylinder 1202, a pressing block 1203, a pushing block 1204, a pushing strip 1205, a fixing strip 1206, a fixing carriage 1207, a bidirectional screw rod 1208, a first bevel gear 1209, a second bevel gear 1210, a second servo motor 1211, a nut sleeve 1212, a battery collection box 13, a first servo motor 14, a packaging film 15, a winding shaft 16, a conveying shaft 17, a guide sliding plate 18, a side turning assembly 19, a press roller shaft 1901, a sixth cylinder 1902, a cylinder support plate sixth 1903, a side turning plate fifth 1904, a hinge support sixth 1905, a rotating shaft sixth 1906, a rope winding wheel 21, a first fixed pulley 22, a pull rope 23, a gravity block 24, a second fixed pulley 25, a battery clamping plate 26, a glue surface sticker 27, a sticker recovery shaft 28, a film positioning belt 29, a positioning roller 2901, an air jet frame 2902, a second air jet nozzle 2903, and a gate cutter 2904.
Detailed Description
In order to make the technical means, the creation features, the achievement of the purpose and the effect of the present application easy to understand, the present application will be further described with reference to the specific drawings, and it should be noted that the embodiments of the present application and the features of the embodiments may be combined without conflict.
Example 1
Referring to fig. 1, a schematic diagram of an overall structure of a lithium ion battery coating method is shown,
the lithium ion battery coating method mainly comprises the following steps:
s1, mounting a packaging film 15: a roll of packaging film 15 for wrapping the surface of the lithium ion battery is arranged on a winding shaft 16, and the packaging film 15 is conveyed according to a preset track through a plurality of conveying shafts 17;
s2, tearing off the surface sticker of the packaging film 15: in step S1, the packaging film 15 is conveyed by a plurality of conveying shafts 17 according to a predetermined track, and according to the design of the conveying shafts 17, the packaging film 15 enters the film fixing table 8, and the decal on the surface of the packaging film 15 enters the decal recovery shaft 28 and is wound into a roll by the decal recovery shaft 28;
s3, pulling the packaging film 15, vertically pulling downwards the packaging film 15 entering the film fixing table 8 in the step S2, cutting the packaging film 15 from the position of the film fixing table 8, pasting the cut packaging film 15 below the film fixing table 8 on two conveying belts, and vertically erecting the conveying belts on the left side of the lithium ion battery, so that the packaging film 15 pasted on the conveying belts is vertically erected on the left side of the lithium ion battery;
S4, pushing a battery: the lithium ion battery is pushed leftwards from the middle part of the right side of the packaging film 15, so that the packaging film 15 starts to wrap from the A surface of the battery, and the B surface and the C surface of the battery are synchronously wrapped along with the continuous leftwards movement of the lithium ion battery, and the side edge of the lithium ion battery is folded and pressed through the side folding assembly 19, so that the D surface of the lithium ion battery is wrapped by the packaging film 15 in a laminated manner;
s5, laminating and coating the bottom of the battery: the lithium ion battery which is pushed leftwards in the step S4 and moves to the left side of the conveying belt is subjected to lamination coating of the bottom (E surface) of the lithium ion battery, the packaging films 15 on the left side and the right side of the bottom (E surface) of the lithium ion battery are firstly folded and pressed through the left folding assembly 9 and the right folding assembly 1102, and then the packaging films 15 on the B surface and the C surface of the bottom (E surface) of the battery are respectively pressed through the upper folding assembly 11 and the lower folding assembly 10, so that the coating of the bottom of the lithium ion battery is completed;
s6, repeating coating: and repeating the coating steps of the steps S1-S5, and sequentially coating a new lithium ion battery, so that each lithium ion battery is repeatedly coated, and the lithium ion battery which is coated before can be pushed to fall into the battery collecting box 13 from the guiding sliding plate 18 leftwards by the left movement of the new lithium ion battery.
Specifically, the invention can realize full-automatic unmanned full-automatic coating of the outer wall surface of the battery, fully-sealed packaging and coating are carried out on five surfaces (except the surface of the battery lug) of the square lithium ion battery, the packaging film 15 is tightly wrapped, the surface of the coated lithium ion battery is uniformly laminated, the laminated fold lines are regular, the surface coating of the lithium ion battery is smooth, and the surface packaging film 15 of the lithium ion battery is free from damage in the packaging process.
Specifically, the packaging film 15 is firstly erected on the right side of the battery frame 3, the packaging film 15 wraps the lithium ion battery from the left side (A face) and the lower side (B face and C face) of the lithium ion battery, and the right-most side (D face) of the lithium ion battery is wrapped in a lamination manner, so that four faces of the four lithium ion batteries are wrapped, the surface of the wrapped lithium ion battery is firmer and more compact in a lamination wrapping manner, slipping and loosening are not easy, when the packaging film 15 is wrapped on the four faces, the front-most (E face) of the lithium ion battery can generate the redundant extending packaging film 15, and at the moment, the front-most (E face) of the lithium ion battery is laminated and wrapped according to the lamination wrapping sequence of the packaging film 15 through the structural design of the left folding assembly 9, the lower folding assembly 10, the upper folding assembly 11 and the right folding assembly 12, so that the surface of the wrapped lithium ion battery is smooth and compact in a lamination manner.
Example 2
Referring to fig. 10 to 11, this embodiment has the same points as embodiment 1 and embodiment 2 described above, and the same points are not described in this embodiment, but the specific differences are that:
the steps S1-S6 are mainly completed by matching a lithium ion battery coating device, the lithium ion battery coating device comprises a coating machine base 1 fixed on the ground, a supporting rib plate 2 erected on the top end of the coating machine base 1 is fixed on the top end of the coating machine base 1, a horizontal platy battery rack 3 is fixed in the middle of the supporting rib plate 2, a pneumatic cylinder 4 is fixed on the top end of the battery rack 3, a piston rod extends leftwards from the pneumatic cylinder 4, and a battery push rod 401 is fixed at the left end of the piston rod of the pneumatic cylinder 4 so as to facilitate pushing the lithium ion battery to move leftwards.
The top of the battery frame 3 is close to the left side of the battery frame 3 and is provided with a battery baffle frame 5, and the lithium ion battery is placed on the inner side of the battery baffle frame 5 to position the lithium ion battery, and meanwhile, the lithium ion battery can be effectively prevented from falling off from the battery frame 3.
The top end of the supporting rib plate 2 is rotationally connected with a winding shaft 16, the top end of the supporting rib plate 2 is rotationally connected with a plurality of conveying shafts 17, the middle part of the front side of the supporting rib plate 2 is provided with a straight hole 6 which is vertical to the base 1 of the coating machine, the straight hole 6 is a through hole, the inside of the straight hole 6 is provided with a film pulling clamp 7 which can reciprocate up and down,
In this embodiment, the film pulling clamp 7 includes an adsorption frame 704 with a right side being a plane, a plurality of air suction nozzles 703 are provided on a surface of the adsorption frame 704, a left side of the adsorption frame 704 is fixed to the air suction fan 701, and an air suction pipeline 702 is connected between the air suction fan 701 and each air suction nozzle 703. The suction nozzle 703 adsorbs the packaging film and adheres closely on the surface of the adsorption frame 704, and when the negative pressure of the suction nozzle 703 is large enough, the packaging film can not fall off from the adsorption frame at will.
The left side of the battery frame 3 is provided with two film positioning belts 29 which can rotate positively and negatively, the two film positioning belts 29 are respectively positioned above and below the battery frame 3 at the left side of the battery frame 3, so that the packaging film is convenient to support the packaging film in the process of wrapping the packaging film by the lithium ion battery after the packaging film is cut off.
A film fixing table 8 is fixed above the film positioning belt 29, so that the film fixing table is convenient to grasp and plays a role in supporting and fixing the tail end of the packaging film.
The left side of two membrane locating straps 29 is provided with two battery clamp plates 26, and the interval is the thickness of a lithium ion battery between two battery clamp plates 26, and the right side of two battery clamp plates 26 is provided with turns on one's side and rolls over subassembly 19, and the front side of two battery clamp plates 26 is installed respectively and is rolled over subassembly 9, turns over subassembly 10 down, turns over subassembly 11, turns over subassembly 1102 on the right side.
In this embodiment, the first servo motor 14 is fixedly mounted on the front side wall of the supporting rib plate 2, the first servo motor 14 extends out of the rear side of the supporting rib plate 2 to form an output shaft, the rear side of the supporting rib plate 2 is rotatably connected with a rope winding wheel 21, the rope winding wheel 21 is mounted on the output shaft of the first servo motor 14, the top end of the straight hole 6 is provided with two first fixed pulleys 22, the bottom of the straight hole 6 is rotatably connected with a second fixed pulley 25, the surface of the rope winding wheel 21 is wound with a pull rope 23, the pull rope 23 is parallel to the straight hole 6 through the position of one of the first fixed pulleys 22 and the second fixed pulley 25, the bottom of the pull rope 23 is suspended on the rear side of the supporting rib plate 2 through the position of the other first fixed pulley 22, a gravity block 24 is fixed on the bottom of the pull rope 23, and the film pulling clamp 7 in the straight hole 6 is fixed on the surface of the pull rope 23.
In this embodiment, the film fixing table 8 includes a seventh cylinder bracket 801 fixed on the front side wall of the support rib plate 2, a seventh cylinder 802 is fixed on the top end of the seventh cylinder bracket 801, a piston rod extends leftwards from the seventh cylinder 802, and a film pushing roller 803 is mounted on the top end of the piston rod of the seventh cylinder 802.
Specifically, by means of the design of the film fixing table 8, the seventh air cylinder 802 and the seventh air cylinder 802 are arranged on the air cylinder bracket seven 801 to push the film pushing roller 803 to extend leftwards, the film pushing roller 803 can support the packaging film 15 leftwards, and when the film pulling clamp 7 is pulled downwards, the packaging film 15 with the adhesive surface cannot contact the adhesive block 804 and the film positioning belt 29.
In this embodiment, a mucosal block 804 is fixed on the left side wall of the seventh air cylinder support 801, the left end face of the mucosal block 804 is a plane, a smooth inclined plane is arranged at the bottom end of the mucosal block 804, a plurality of air nozzles 805 are arranged on the surface of the inclined plane, an air blower 808 is fixed at the bottom end of the seventh air cylinder support 801, and an air supply pipe 807 is communicated between the air blower 808 and each air nozzle 805.
In this embodiment, there are two film positioning belts 29, and two film positioning belts 29 are located on the right side of the packaging film 15, and two positioning rollers 2901 are disposed in each film positioning belt 29, and the two positioning rollers 2901 of each film positioning belt 29 are rotatably connected to the front side surface of the supporting rib plate 2;
in this embodiment, the left side of the film positioning belt 29 is provided with an air jet frame 2902, the air jet frame 2902 is located at the left side of the packaging film 15, the right side wall of the air jet frame 2902 is parallel to the surface of the packaging film 15, a plurality of air nozzles 805 are fixed on the right side wall of the air jet frame 2902, the top end of the air jet frame 2902 is equal to the top end of the inclined plane, and a gate cutter 2904 is installed at the top end of the air jet frame 2902. Gate cutter 2904 is at the same height as the bottommost portion of the bevel below the membrane mount.
Specifically, the base 1 of the coating machine is fixed on the ground, and the bottom of the supporting rib plate 2 is firmly supported. The middle part of the supporting rib plate 2 is fixed with a battery frame 3 of a horizontal plane, the left side of the battery frame 3 is provided with a straight hole 6, the straight hole 6 is connected with a film pulling clamp 7 in a sliding way, the film pulling clamp 7 can slide up and down along the straight hole 6 at the left side of the battery frame 3, thereby pulling an encapsulation film 15 stuck on a mucous membrane block 804 at the upper part, the film pulling clamp 7 slides up and down in the straight hole 6, the rope winding wheel 21 is driven to rotate by a first servo motor 14, the rope winding wheel 21 rotates, the rope 23 is pulled by pulling, the rope 23 drags the film pulling clamp 7 to move upwards and drives a gravity block 24 to lift upwards, the film pulling clamp 7 slides upwards to the mucous membrane block 804 position in the straight hole 6, at this time, the bottom of the mucous membrane block 804 is a inclined guide inclined plane 806, the surface of the guide inclined plane 806 is provided with a plurality of air nozzles 805, and the air nozzles 805 jet outwards, the edge of the packaging film 15 stuck at the bottom of the mucosa block 804 and the middle of the packaging film 15 are blown by air pressure to lift and separate from the sticking block, at this time, the film pulling clamp 7 is just positioned at the left side of the sticking block, and the surface of the packaging film 15 is adsorbed by a plurality of air suction nozzles 703 opened on the surface of the film pulling clamp 7, at this time, the packaging film 15 is tightly pressed by the pressing block, so that the film pulling clamp 7 can pull the packaging film 15 to move downwards, at this time, the first servo motor 14 is powered off, the film pulling clamp 7 is driven to slide downwards to the lowest end in the straight hole 6 by the downward falling of the gravity block 24, at this time, a plurality of air suction nozzles 805 on the air suction frame 2902 at the left side of the packaging film 15 jet air jet are used for air-jetting to the surface of the packaging film 15, at this time, two film positioning belts 29 at the right side of the air jet blowing the packaging film 15 are stuck, at this time, the gate cutter 2904 stretches out rightwards to gate the packaging film 15, and the gate 2904 is driven to slide rightwards in parallel by a left independent cylinder to complete gate cutting, the brake cutter 2904 after the brake cutting is driven by the left independent cylinder to quickly retract, the packaging film 15 after the brake cutting is sprayed and stuck on the film positioning belt 29 on the right through the air nozzle 805, when the lithium ion battery translates leftwards, the lithium ion battery can wind the packaging film 15, at this time, because the film positioning belt 29 is rotationally connected on the supporting rib plate 2 through the positioning roller 2901, the packaging film 15 can pull the film positioning belt 29 to rotate and release the packaging film 15, and the released packaging film 15 is stuck on the surface of the lithium ion battery through the side turning component 19 below.
Specifically, by means of the design of the film fixing table 8, the seventh air cylinder 802 and the seventh air cylinder 802 are arranged on the air cylinder bracket seven 801 to push the film pushing roller 803 to extend leftwards, the film pushing roller 803 can support the packaging film 15 leftwards, and when the film pulling clamp 7 is pulled downwards, the packaging film 15 with the adhesive surface cannot contact the adhesive block 804 and the film positioning belt 29.
Example 3
Referring to fig. 2 to 11, this embodiment has the same points as embodiment 1 and embodiment 2 described above, and the same points are not described in this embodiment, but the specific differences are that:
the lower turnover assembly 10 comprises a cylinder support plate III 1001 fixed on the front side wall of the supporting rib plate 2, a rotary shaft III 1005 is fixed in the middle of the surface of the cylinder support plate III 1001, a pressing plate III 1004 is rotatably connected to the surface of the rotary shaft III 1005, a hinge support III 1003 is fixedly arranged on the surface of the pressing plate III 1004, a third cylinder 1002 is hinged to the bottom end of the cylinder support plate III 1001, a piston rod extends upwards from the third cylinder 1002, and the top end of the piston rod of the third cylinder 1002 is hinged to the hinge support III 1003.
Specifically, through the structural design of the upper folding assembly 11, the packaging film 15 extending from the upper side of the front end face (E face) of the lithium ion battery is folded and pressed, at this time, the edge angle position of the front end face of the lithium ion battery is just located at the position of the third rotating shaft 1005, the third pressing plate 1004 is pushed by the third air cylinder 1002 to rotate upwards along the third rotating shaft 1005 and fold the packaging film 15 extending from the lower side of the front end face of the lithium ion battery upwards, then the third pressing plate 1004 is retracted to the initial state again, at this time, folding and pressing of the packaging film 15 extending from the lower side of the front end face (E face) of the lithium ion battery is completed, and the adhesive on the surface of the packaging film is adhered to the surface of the lithium ion battery.
The side folding assembly 19 comprises a plurality of compression roller shafts 1901 which are respectively arranged on the right sides of two battery clamping plates 26 and are connected in parallel in a rotating mode, a rotating shaft six 1906 is arranged on the right side of each row of compression roller shafts 1901, the rotating shaft six 1906 is fixed on the front side surface of the supporting rib plate 2, the surface of the rotating shaft six 1906 is rotationally connected with a side folding plate five 1904, the surface of the side folding plate five 1904 is fixedly provided with a hinge support six 1905, the front side surface of the supporting rib plate 2 is fixedly provided with a cylinder support six 1903, the bottom of the cylinder support six 1903 is rotationally connected with a six-number cylinder 1902, and the bottom of the six-number cylinder 1902 is hinged to the hinge support six 1905.
The design of the rollover assembly 19 brings about the technical effects: the bottom surface of the lithium ion battery below the top surface of the lithium ion battery is pressed by a side folding plate five 1904 of the upper side and the lower side of the side folding assembly 19, so that the packaging film 15 wraps the top surface (B surface) of the lithium ion battery and the bottom surface (C surface) of the lithium ion battery, and the packaging film 15 stuck on the top surface (B surface) and the bottom surface (C surface) of the lithium ion battery enters the middle part of a compression roller shaft 1901 on two sides through the continuous leftward movement of the lithium ion battery, the packaging film 15 stuck on the top surface (B surface) and the bottom surface (C surface) of the lithium ion battery is rolled by the compression roller shafts 1901 on two sides, so that the packaging film 15 is tightly, smoothly and firmly stuck on the top surface (B surface) and the bottom surface (C surface) of the lithium ion battery, and when a battery push rod 401 of the pneumatic cylinder 4 moves leftwards to the maximum limit position, at this time, the lithium ion battery is just clamped in the middle of the two battery clamping plates 26, the right end face (D face) of the lithium ion battery is just located at the six 1906 position of the rotating shaft of the side folding plate five 1904, at this time, the corresponding side folding plate five 1904 is driven by the six air cylinders 1902 at one end (the upper end or the lower end) to fold the right side face of the lithium ion battery, the packaging film 15 extending out of the right side face of the lithium ion battery is pressed on the right side wall of the lithium ion battery, the corresponding side folding plate five 1904 is driven by the six air cylinders 1902 at the other position to fold the right side face of the lithium ion battery, and the packaging film 15 extending out of the right side face of the lithium ion battery is pressed and pressed on the right side wall of the lithium ion battery to form a lamination.
In this embodiment, the left folding assembly 9 includes a second cylinder support plate 902 fixed on the front side of the support rib plate 2, a second cylinder 901 is fixed on the top end of the second cylinder support plate 902, a second piston rod 904 extends rightward from the second cylinder 901, and a second pushing block 903 is fixed on the right end of the second piston rod 904 of the second cylinder 901.
In this embodiment, the right folding assembly 1102 includes a fifth cylinder bracket 1201 fixed on the front side of the support rib plate 2, a fifth cylinder 1202 is fixed on the top end of the fifth cylinder bracket 1201, a piston rod extends out of the fifth cylinder 1202 toward the front side of the support rib plate 2, and a pushing block 1204 is fixed on the top end of the piston rod of the fifth cylinder 1202.
In this embodiment, the pushing block two 903 is configured as the same structure as the pushing block 1204, the pushing block 1204 includes a fixed carriage 1207 fixed on the top end of the piston rod, the surface of the fixed carriage 1207 is slidingly connected with two pushing bars 1205, a fixed bar 1206 fixed on the surface of the fixed carriage 1207 is disposed in the middle of the two pushing bars 1205, the surface of the fixed carriage 1207 is rotationally connected with a bidirectional threaded screw rod 1208, the surfaces of the two pushing bars 1205 slidingly connected on the surface of the fixed carriage 1207 are respectively provided with a nut sleeve 1212, the nut sleeve 1212 on the surface of each pushing bar 1205 is connected to the surface of the bidirectional threaded screw rod 1208 through threads, a bevel gear one 1209 is mounted in the middle of the bidirectional threaded screw rod 1208, a second servo motor 1211 is fixedly mounted on the top end of the piston rod, an output shaft of the second servo motor 1211 extends out, the top end of the output shaft of the second servo motor 1211 is fixedly provided with a bevel gear two 1210, the bevel gear two 1210 is meshed with the first bevel gear 1209 and is driven by the second servo motor 1211, the two 1210 is meshed with the first bevel gear 1209, and the nuts 1212 at the two ends of the two pushing bars 1208 are driven by the bidirectional threaded screw rod 1208 drive the nut sleeves at the two ends of each pushing bar to drive the nut sleeve 1212 to push each pushing bar to move down and slide down the lithium ion battery to press the lithium ion battery to and press the surface 15.
Specifically, through the structural design of the left folding component 9 and the right folding component 12, the packaging film 15 extending from the left side and the right side of the front end face (E face) of the lithium ion battery is folded and pressed firstly, in the folding and pressing process, the two pushing and pressing strips 1205 respectively arranged on the pushing block two 903 and the pushing block 1204 slide reciprocally towards the upper surface and the lower surface of the lithium ion battery, the packaging film 15 folded and pressed on the surface of the lithium ion battery is pressed firmly, the surface of the packaging film 15 wrapped on the front end face of the lithium ion battery is leveled in a pushing rod mode, the pasting is firm and reliable, and the pushing block two 903 and the pushing block 1204 of the left folding component 9 and the right folding component 12 retract after the folding is completed.
In this embodiment, the upper turnover assembly 11 includes a fourth cylinder supporting plate 1101 fixed on the front sidewall of the supporting rib plate 2, a fourth rotating shaft 1105 is fixed on the surface of the fourth cylinder supporting plate 1101, a fourth folding plate 1104 is rotatably connected to the surface of the fourth rotating shaft 1105, a fourth hinge support 1103 is provided on the surface of the fourth folding plate 1104, a fourth cylinder 1102 is hinged to the top end of the fourth cylinder supporting plate 1101, a piston rod extends downwards from the fourth cylinder 1102, the bottom end of the piston rod of the fourth cylinder 1102 is hinged to the fourth hinge support 1103, the fourth cylinder 1102 pushes the fourth folding plate 1104 to rotate downwards along the fourth rotating shaft 1105 and fold the packaging film 15 extending above the front end surface of the lithium ion battery downwards, and then the fourth folding plate 1104 returns to an initial state.
The specific technical effects of this embodiment are:
specifically, the base 1 of the coating machine is fixed on the ground, and the bottom of the supporting rib plate 2 is firmly supported. The middle part of the supporting rib plate 2 is fixedly provided with a battery rack 3 of a horizontal plane, so that lithium ion batteries can be conveniently placed, and the lithium ion batteries placed on the top surface of the battery rack 3 push a battery push rod 401 to move leftwards through a pneumatic cylinder 4 on the right side so as to slide leftwards. In the process of sliding the lithium ion battery leftwards, the left side surface (A surface) of the lithium ion battery is firstly contacted with the packaging film 15, in the process of pushing the lithium ion battery leftwards, the bottom surface of the lithium ion battery below the top surface of the lithium ion battery is pressed by a side folding pressing plate five 1904 of an upper side folding component 19 and a lower side folding component 19 at the left side, so that the packaging film 15 wraps the top surface (B surface) of the lithium ion battery and the bottom surface (C surface) of the lithium ion battery, the packaging film 15 stuck on the top surface (B surface) and the bottom surface (C surface) of the lithium ion battery enters the middle part of a pressing roller shaft 1 at two sides through continued leftwards movement of the lithium ion battery, the packaging film 15 stuck on the top surface (B surface) and the bottom surface (C surface) of the lithium ion battery is rolled through the pressing roller shafts 1901 at two sides, the packaging film 15 is tightly and evenly adhered on the top surface (B surface) and the bottom surface (C surface) of the lithium ion battery, when the battery push rod 401 of the pneumatic cylinder 4 moves leftwards to the maximum limit position, the lithium ion battery is just clamped in the middle of the two battery clamping plates 26, the right end surface (D surface) of the lithium ion battery is just positioned at the six 1906 positions of the rotating shafts of the side folding pressing plates five 1904, at the moment, the corresponding side folding pressing plates five 1904 are driven by the six-cylinder 1902 at one end (the upper end or the lower end) to fold the cover on the right side surface of the lithium ion battery, the packaging film 15 extending out of the right side surface of the lithium ion battery is pressed on the right side wall of the lithium ion battery, the corresponding side folding pressing plates five 1904 are driven by the six-cylinder 1902 at the other position to fold the cover on the right side surface of the lithium ion battery, the packaging film 15 extending out of the other side of the right side surface of the lithium ion battery is pressed and pressed on the right side wall of the lithium ion battery to form a lamination, and the lamination is firmly adhered to the right side surface of the lithium ion battery through the adhesive on the surface of the packaging film 15.
Specifically, through the structural design of the left folding component 9 and the right folding component 12, the packaging film 15 extending from the left side and the right side of the front end face (E face) of the lithium ion battery is folded and pressed firstly, in the folding and pressing process, the two pushing and pressing strips 1205 respectively arranged on the pushing block two 903 and the pushing block 1204 slide reciprocally towards the upper surface and the lower surface of the lithium ion battery, the packaging film 15 folded and pressed on the surface of the lithium ion battery is pressed firmly, the surface of the packaging film 15 wrapped on the front end face of the lithium ion battery is leveled in a pushing rod mode, the pasting is firm and reliable, and the pushing block two 903 and the pushing block 1204 of the left folding component 9 and the right folding component 12 retract after the folding is completed.
The packaging film 15 extending from the upper side and the lower side of the front end face (E face) of the lithium ion battery is folded and pressed through the structural design of the upper folding assembly 11 and the lower folding assembly 10, at the moment, the edge angle position of the front end face of the lithium ion battery is just positioned at the position of the third 1005 and the fourth 1105 of the rotating shaft, so that the fourth cylinder 1102 pushes the fourth 1104 to rotate downwards along the fourth 1105 of the rotating shaft and fold the packaging film 15 extending above the front end face of the lithium ion battery downwards, the fourth 1104 of the folding plate is pushed to return to an initial state, the third 1004 of the folding plate is pushed to rotate upwards along the third 1005 of the rotating shaft and fold the packaging film 15 extending below the front end face of the lithium ion battery upwards through the third 1002 of the third cylinder 1002, then the third 1004 of the folding plate returns to the initial state, at this moment, the coating of the five faces of the lithium ion battery is completed, the lithium ion battery after the coating is clamped between the two battery clamping plates 26 is clamped, the film pulling clamp 7 repeats the steps, the new non-coated lithium ion battery is placed on the battery frame 3 through a manipulator of a workshop, the pneumatic cylinder 4 drives the battery pushing rod 401 to push the new lithium ion battery to move leftwards, the new lithium ion battery to slide upwards, the new lithium ion battery pushing the packaging film is pushed upwards, the packaging film 15 extends upwards along the third 1005 of the rotating film, the front end of the front end face of the lithium ion battery is pushed to slide down, the lithium ion battery falls down in the lithium ion battery 18, and falls down in the middle of the lithium ion battery 18, and is left, and falls down in the lithium ion battery 18, and is left, and the lithium, and is left.
The foregoing has shown and described the basic principles, principal features and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the foregoing embodiments, and that the foregoing embodiments and description are merely illustrative of the principles of this invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, and these changes and modifications fall within the scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (9)
1. The lithium ion battery coating method is characterized by mainly comprising the following steps of:
s1, mounting a packaging film: a roll of packaging film for wrapping the surface of the lithium ion battery is arranged on a winding shaft, and the packaging film is conveyed according to a preset track through a plurality of conveying shafts;
s2, tearing off the surface sticker of the packaging film: in the step S1, the packaging film is conveyed according to a preset track through a plurality of conveying shafts, and the packaging film enters a film fixing table according to the design of the conveying shafts, and the sticker on the surface of the packaging film enters a sticker recovery shaft and is wound into a roll through the sticker recovery shaft;
s3, pulling the packaging film, namely pulling the packaging film entering the film fixing table in the step S2 downwards and vertically, cutting the packaging film from the position of the film fixing table, adhering the packaging film cut below the film fixing table to two conveying belts, and enabling the conveying belts to vertically stand on the left side of the lithium ion battery, so that the packaging film adhered to the conveying belts is vertically also vertically on the left side of the lithium ion battery;
S4, pushing a battery: the lithium ion battery is pushed from the middle part of the right side of the packaging film to the left, so that the packaging film starts to wrap from the surface A of the battery, and the surface B and the surface C of the battery are synchronously wrapped along with the continuous leftward movement of the lithium ion battery, and the side edge of the lithium ion battery is folded and pressed through the side turning and folding assembly, so that the surface D of the lithium ion battery is wrapped by the packaging film in a laminated manner;
s5, laminating and coating the bottom of the battery: the lithium ion battery which is pushed leftwards in the step S4 and moves to the left side of the conveying belt is subjected to lamination coating of the bottom (E surface) of the lithium ion battery, packaging films on the left side and the right side of the bottom (E surface) of the lithium ion battery are folded and pressed firstly through a left folding assembly and a right folding assembly, and then packaging films on the B surface and the C surface of the bottom (E surface) of the battery are pressed respectively through an upper folding assembly and a lower folding assembly, so that the coating of the bottom of the lithium ion battery is completed;
s6, repeating coating: and (3) repeating the coating steps in the steps S1-S5, and sequentially coating a new lithium ion battery, so that each lithium ion battery is repeatedly coated, and the lithium ion battery which is coated before can be pushed to fall into a battery collecting box from the guiding sliding plate leftwards through the left movement of the new lithium ion battery.
2. The lithium ion battery coating method according to claim 1, wherein: the steps S1-S6 are mainly completed by matching a lithium ion battery coating device, the lithium ion battery coating device comprises a coating machine base fixed on the ground, a supporting rib plate which is vertical to the top end of the coating machine base is fixed at the top end of the coating machine base, and a horizontal platy battery rack is fixed in the middle of the supporting rib plate;
a battery baffle frame is arranged at the top end of the battery frame and close to the left side of the battery frame, and a lithium ion battery is placed at the inner side of the battery baffle frame;
the top end of the supporting rib plate is rotationally connected with a winding shaft, the top end of the supporting rib plate is rotationally connected with a plurality of conveying shafts, the middle part of the front side of the supporting rib plate is provided with a straight hole which is vertical to the base of the coating machine, the inside of the straight hole is provided with a film pulling clamp which can reciprocate up and down,
the left side of the battery rack is provided with two film positioning belts capable of rotating positively and negatively, and the two film positioning belts are respectively positioned above and below the battery rack on the left side of the battery rack;
a film fixing table is fixed above the film positioning belt;
two the left side of membrane locating belt is provided with two battery splint, two the interval is a lithium ion battery's thickness between the battery splint, two the right side of battery splint is provided with turns over the subassembly of rolling over, two the front side of battery splint is installed respectively and is rolled over the subassembly, turns over the subassembly down, turns over the subassembly on turning over the right.
3. The lithium ion battery coating method according to claim 2, wherein: the utility model discloses a support rib plate, including support rib plate, fixed pulley, rope pulley, fixed pulley, rope pulley and film pulling clamp, the preceding lateral wall fixed mounting of support rib plate has a servo motor, the rear side of support rib plate rotates and is connected with the rope pulley, the rope pulley is installed on the output shaft of servo motor, two fixed pulleys are installed on the top in straight hole, the bottom in straight hole rotates and is connected with a No. two fixed pulleys, the surface winding of rope pulley has the stay cord, and the stay cord makes stay cord and straight hole parallel through the position of one fixed pulley and No. two fixed pulleys, and the stay cord makes the stay cord bottom hang the rear side at support rib plate through the position of another fixed pulley, the bottom of stay cord is fixed with gravity piece, in the straight hole the film pulling clamp is fixed in the stay cord surface.
4. The lithium ion battery coating method according to claim 2, wherein: the lower turnover assembly comprises a third cylinder support plate fixed on the front side wall of the supporting rib plate, a third rotating shaft is fixed in the middle of the surface of the third cylinder support plate, the third surface of the rotating shaft is rotationally connected with a third turnover plate, a third hinge support is fixedly arranged on the surface of the third turnover plate, a third cylinder is hinged to the bottom end of the third cylinder support plate, a piston rod extends upwards from the third cylinder, and the top end of the piston rod of the third cylinder is hinged to the third hinge support.
5. The lithium ion battery coating method according to claim 2, wherein: the side-turning assembly comprises a plurality of side-by-side rotating compression roller shafts which are respectively arranged on the right sides of two battery clamping plates, a rotating shaft six is arranged on the right side of each row of compression roller shafts, a side-turning pressing plate five is rotationally connected to the surface of each rotating shaft six, a hinge support six is fixed on the surface of each side-turning pressing plate five, an air cylinder support six is fixed on the front side surface of each supporting rib plate, a six-number air cylinder is rotationally connected to the bottom of each air cylinder support six, and the bottom of each six-number air cylinder is hinged to the corresponding hinge support six.
6. The lithium ion battery coating method according to claim 2, wherein: the left folding assembly comprises a second cylinder support plate fixed on the front side surface of the supporting rib plate, a second cylinder is fixed on the second top end of the second cylinder support plate, a second piston rod extends rightward, and a second pushing block is fixed at the right end of the second piston rod of the second cylinder.
7. The lithium ion battery coating method according to claim 6, wherein: the right turnover assembly comprises a cylinder support plate five fixed on the front side surface of the supporting rib plate, a No. five cylinder is fixed on the top end of the cylinder support plate five, a piston rod extends out of the No. five cylinder towards the front side surface of the supporting rib plate, and a pushing block is fixed on the top end of the piston rod of the No. five cylinder.
8. The lithium ion battery coating method according to claim 7, wherein: the pushing block II is arranged to be of the same structure as the pushing block, the pushing block comprises a fixed sliding frame fixed to the top end of a piston rod, two pushing press strips are connected to the surface of the fixed sliding frame in a sliding mode, a fixed press strip fixed to the surface of the fixed sliding frame is arranged in the middle of the pushing press strips, a two-way threaded screw rod is connected to the surface of the fixed sliding frame in a rotating mode, nut sleeves are respectively arranged on the surfaces of the pushing press strips in a sliding mode, each nut sleeve on the surface of the pushing press strip is connected to the surface of the two-way threaded screw rod through threads, a first bevel gear is arranged in the middle of the two-way threaded screw rod, a second servo motor is fixedly arranged at the top end of the piston rod, and a second bevel gear is fixed to the top end of an output shaft of the second servo motor and connected with the first bevel gear in a meshed mode.
9. The lithium ion battery coating method according to claim 2, wherein: the upper turnover assembly comprises a cylinder support plate IV fixed on the front side wall of the supporting rib plate, a rotating shaft IV is fixed on the surface of the cylinder support plate IV, the surface of the rotating shaft IV is rotationally connected with a hinge support plate IV, the surface of the hinge plate IV is provided with a hinge support seat IV, the top end of the cylinder support plate IV is hinged with a No. four cylinder, a piston rod downwards extends out of the No. four cylinder, and the bottom end of the piston rod of the No. four cylinder is hinged to the hinge support seat IV.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310840920.3A CN116692099A (en) | 2023-07-10 | 2023-07-10 | Lithium ion battery coating method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310840920.3A CN116692099A (en) | 2023-07-10 | 2023-07-10 | Lithium ion battery coating method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116692099A true CN116692099A (en) | 2023-09-05 |
Family
ID=87827691
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310840920.3A Withdrawn CN116692099A (en) | 2023-07-10 | 2023-07-10 | Lithium ion battery coating method |
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| Country | Link |
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| CN (1) | CN116692099A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116985395A (en) * | 2023-09-26 | 2023-11-03 | 四川辰宇微视科技有限公司 | High-precision and high-efficiency film laminating device and method for packaging micro-channel plate |
-
2023
- 2023-07-10 CN CN202310840920.3A patent/CN116692099A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116985395A (en) * | 2023-09-26 | 2023-11-03 | 四川辰宇微视科技有限公司 | High-precision and high-efficiency film laminating device and method for packaging micro-channel plate |
| CN116985395B (en) * | 2023-09-26 | 2023-11-28 | 四川辰宇微视科技有限公司 | High-precision and high-efficiency film laminating device and method for packaging micro-channel plate |
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Application publication date: 20230905 |