CN216857184U - Lithium battery experiment coating machine - Google Patents
Lithium battery experiment coating machine Download PDFInfo
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- CN216857184U CN216857184U CN202123269732.5U CN202123269732U CN216857184U CN 216857184 U CN216857184 U CN 216857184U CN 202123269732 U CN202123269732 U CN 202123269732U CN 216857184 U CN216857184 U CN 216857184U
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Abstract
The utility model discloses a lithium battery experiment coating machine which comprises a base body, wherein a main rack is arranged on the base body, a coating mechanism is arranged on the base body, a drying box body and a winding and unwinding mechanism are arranged on the main rack, and an electrode plate belt sequentially passes through the coating mechanism and the drying box body through the winding and unwinding mechanism. The coating machine can carry out continuous and intermittent coating, and is conveniently applied to surface coating process of various base materials. The drying agent is particularly applied to the lithium ion battery industry, meets the requirements of coating precision and consistency on production, has good drying effect, and is suitable for research and development of lithium ion batteries, capacitors, nickel batteries and other secondary batteries and production of samples.
Description
Technical Field
The utility model relates to the technical field of lithium battery pole piece production equipment, in particular to a lithium battery experiment coating machine.
Background
A lithium battery is a primary battery using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material. With the development of microelectronic technology, miniaturized devices are increasing, and lithium batteries are widely used, which generally include a square or cylindrical battery case, wherein a spiral winding structure is adopted in the battery case, and a polyethylene film isolation material with very fine and strong permeability is used for spacing between a positive electrode and a negative electrode. The lithium battery structure is divided into five parts, namely a positive electrode, a negative electrode, a diaphragm, electrolyte and a shell: the anode comprises a lithium ion collector consisting of lithium and cobalt dioxide and a current collector consisting of an aluminum film; the negative electrode consists of a physical ion collector consisting of a flaky carbon material and a current collector consisting of a copper film; the battery case is filled with an organic electrolyte solution. The lithium battery shell comprises hardware such as a steel shell, an aluminum shell, a cover plate, a lug and an insulating adhesive tape. The production process flow of the lithium battery is divided into three major working sections, namely manufacturing of a pole piece, manufacturing of a battery cell and assembling of the battery. In the production process of the lithium battery, pole piece manufacturing is the basis, battery core manufacturing is the core, and battery assembly is related to the quality of a finished lithium battery product. The specific links of the lithium battery production process flow comprise anode slurry drawing, cathode slurry drawing, an anode plate, a cathode plate, steel shell assembly, liquid injection, detection, packaging and the like.
As is well known, the production process flow of the lithium battery is quite complex, the safety performance of the lithium battery product is directly related to the life health of consumers, and the production and the manufacturing have higher requirements on the performance, the precision, the stability and the automation level of equipment. In the stage of pole piece manufacturing process, five processes of slurry preparation, slurry coating, pole piece rolling, pole piece slitting and pole piece drying can be subdivided. Slurry coating is the next process after slurry preparation is completed, the main purpose of the process is to uniformly coat slurry with good stability, viscosity and fluidity on positive and negative current collectors, and pole piece coating has important influences on finished product battery capacity, battery safety, battery performance consistency and battery life, so that a lithium battery pole piece coating machine is needed to better coat a lithium battery pole piece in the process of coating the slurry on the lithium battery pole piece.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a lithium battery experimental coating machine, which meets the requirement that the coating precision and consistency are not different from the production requirement, has good drying effect, and is suitable for research and development of lithium ion batteries, capacitors, nickel batteries and other secondary batteries and production of samples.
The utility model provides a lithium battery experiment coating machine which comprises a base body, wherein a main rack is arranged on the base body, a coating mechanism is arranged on the base body, a drying box body and a winding and unwinding mechanism are arranged on the main rack, and an electrode plate belt sequentially passes through the coating mechanism and the drying box body through the winding and unwinding mechanism.
Further, coating mechanism is including setting up coating frame on the base body, the coating frame sets up main frame front side one end, be provided with the coating deck plate in the coating frame, coating deck plate front end is provided with the charging chute through a set of material loading mount pad, the charging chute end has set gradually the coating roll and has shifted the roller, the coating roll with it installs through a set of coating bearing frame, a set of transfer bearing frame to shift the roller distribution on the coating deck plate, the coating roll with it is provided with coating motor, shifts the motor to shift roller one end distribution, the charging chute from the front end to the coating roll slope contact sets up, still be provided with comma's scraper shaft through a set of scraper shaft end seat directly over the coating roll.
Further, scrape the axle end socket with connect through the vertical guide rail sliding block group of scraper between the rear side of material loading mount pad, scrape the axle end socket with be provided with the horizontal guide rail sliding block group of scraper between the coating bearing frame upper end scrape the vertical adjusting screw of scraper to be provided with on the axle end socket, the vertical adjusting screw of scraper is in through a vertical regulation mounting panel setting material loading mount pad upper end.
Furthermore, the scraper horizontal guide rail of the scraper horizontal guide rail sliding block set is installed at the upper end of the coating bearing seat, the scraper horizontal sliding block of the scraper horizontal guide rail sliding block set is installed on the scraper horizontal guide rail and is in inclined plane supporting contact with the lower side of the scraper shaft end seat, and a scraper horizontal adjusting screw is arranged on the scraper horizontal sliding block.
Specifically, one end of the scraper horizontal adjusting screw rod penetrates through the feeding mounting seat, and a horizontal limiting spring is arranged between the other end of the scraper horizontal adjusting screw rod and the coating bearing seat.
Optionally, a dial indicator is respectively arranged at two ends of the comma scraper shaft, and the dial indicators are respectively arranged at the upper end of the feeding mounting seat through a measuring mounting plate.
Optionally, the coating motor and the transfer motor are respectively installed at one end of the coating roller and one end of the transfer roller through a driving connecting piece.
Further, the lower end of the transfer bearing seat is installed on the coating table board through a rubber roll adjusting horizontal guide rail sliding block set respectively, the rear end of the coating table board corresponds to the rubber roll adjusting horizontal guide rail sliding block set is provided with a rubber roll adjusting installation frame respectively, the rubber roll adjusting installation frame is provided with a rubber roll adjusting screw rod through a bearing, a rubber roll adjusting nut is sleeved on the rubber roll adjusting screw rod and connected with the rear side of the transfer bearing seat, and one end of the rubber roll adjusting screw rod is connected with a rubber roll adjusting motor on the rubber roll adjusting installation frame.
Furthermore, the pole piece belt of the winding and unwinding mechanism is arranged between the coating roller and the transfer roller, the rear end of the coating table panel is provided with a first guide roller through a group of guide mounting seats, and the coated pole piece belt enters the drying box body through the first guide roller.
Further, the stoving box is installed main frame front side, stoving box both ends are provided with the stoving pan feeding mouth and the stoving discharge gate that correspond each other respectively, both sides evenly are provided with a plurality of hot-blast bleaches along pole piece area moving direction about in the stoving box, hot-blast bleaches is in through hot-blast input port and setting respectively hot-blast air blower on the main frame is connected.
Optionally, a first drying support roller and a second drying support roller are respectively arranged in the drying box body corresponding to the drying feeding port and the drying discharging port, and the pole piece belts are respectively arranged on the first drying support roller and the second drying support roller.
Furthermore, the winding and unwinding mechanism comprises an unwinding inflatable roller, a winding inflatable roller and a plurality of guide rollers, the unwinding inflatable roller and the winding inflatable roller are arranged on the main frame below the front end and the rear end of the drying box body, and the pole piece belt sequentially passes through a third guide roller and a fourth guide roller from the unwinding inflatable roller and then enters a space between the coating roller and the transfer roller; the pole piece belt enters the winding air expansion roller after passing through a second guide roller and a fifth guide roller after coming out of a drying discharge port of the drying box body.
Furthermore, a first deviation rectifier is arranged between the second guide roller and the fifth guide roller, and a second deviation rectifier is arranged between the third guide roller and the fourth guide roller.
Further, correspond in the main frame unreel the physiosis roller the rolling physiosis roller is provided with physiosis roller drive mounting bracket, physiosis roller drive installation bedplate respectively, physiosis roller drive mounting bracket is installed respectively through a set of physiosis roller guide rail sliding block group physiosis roller drive installation bedplate, unreel the physiosis roller with the third guide roll is worn to establish install behind the main frame front side board at one of them physiosis roller drive mounting bracket, rolling physiosis roller with the fifth guide roll is worn to establish install behind the main frame front side board another physiosis roller drive mounting bracket corresponds unreel the physiosis roller the rolling physiosis roller is provided with respectively and unreels driving motor and rolling driving motor.
Optionally, an inflatable roller moving motor is further arranged on the inflatable roller driving installation seat plate, and the inflatable roller moving motor drives the inflatable roller driving installation frame to reciprocate on the inflatable roller guide rail sliding block set through an inflatable roller moving screw rod pair.
Optionally, the first deviation rectifier and the second deviation rectifier are respectively installed on the inflatable roller driving installation frame through a deviation rectifying installation rod.
Optionally, the inflatable roller guide rail sliding block set is perpendicular to the moving direction of the pole piece belt, and an expansion roller moving photoelectric door assembly is arranged between the inflatable roller driving installation seat plate and the inflatable roller driving installation frame along the moving direction of the inflatable roller guide rail sliding block set.
By adopting the technical scheme, the lithium battery experimental coating machine belongs to three-roller transfer type coating equipment, and is characterized in that a base material rubber roller is controlled, the belt is stable in running, and a deviation correcting device is configured; three-roller transfer coating with a wider coating window; comma scraper measurement is carried out, and high coating precision is obtained by matching with a screw rod adjusting mechanism; hot-blast formula stoving box, upper and lower two-sided blowing, drying effect is good, adopts analog signal control power to generate heat, and the system precision that generates heat is high 0.3 ℃: can be used for continuous and intermittent coating, and is conveniently applied to surface coating process of various base materials. The drying agent is particularly applied to the lithium ion battery industry, meets the requirements of coating precision and consistency on production, has good drying effect, and is suitable for research and development of lithium ion batteries, capacitors, nickel batteries and other secondary batteries and production of samples.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the description of the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of a main structure of an experimental coating machine for lithium batteries according to an embodiment of the present invention;
FIG. 2 is a rear view structural diagram of a lithium battery experimental coating machine according to an embodiment of the utility model;
FIG. 3 is a first three-dimensional structure diagram of a lithium battery experimental coating machine according to an embodiment of the present invention;
FIG. 4 is a second three-dimensional structure diagram of a lithium battery experimental coating machine according to an embodiment of the present invention;
FIG. 5 is a partially omitted three-dimensional structure diagram of an experimental coating machine for lithium batteries according to an embodiment of the present invention;
FIG. 6 is a first three-dimensional structural view of a coating mechanism according to an embodiment of the present invention;
FIG. 7 is a second three-dimensional structure of a coating mechanism according to an embodiment of the present invention;
in the figure, 1-a base body, 2-a main frame, 3-a coating frame, 4-a drying box body, 5-an observation window, 6-a hinged seat, 7-a clamping part, 8-an adjustable supporting leg, 9-a universal wheel, 10-a coating table panel, 11-a loading mounting seat, 12-a feeding tank, 13-a material collecting box, 14-a homogenizing rod, 15-a rodless cylinder, 16-a comma-shaped coating shaft, 17-a coating shaft end seat, 18-a coating blade vertical guide rail sliding block set, 19-a coating blade horizontal guide rail sliding block set, 20-a coating blade vertical adjusting screw rod, 21-a vertical adjusting mounting plate, 22-a dial indicator, 23-a measuring mounting plate, 24-a coating blade horizontal adjusting screw rod, 25-a horizontal limiting spring, 26-a coating roller and 27-a coating bearing seat, 28-transfer roller, 29-transfer bearing seat, 30-drive connecting piece, 31-coating motor, 32-transfer motor, 33-rubber roller adjusting horizontal guide rail sliding block set, 34-rubber roller adjusting nut, 35-rubber roller adjusting screw rod, 36-rubber roller adjusting motor, 37-rubber roller adjusting mounting frame, 38-rubber roller adjusting photoelectric door assembly, 39-transverse mounting rod, 40-pole piece inductor, 41-first guide roller, 42-guide mounting seat, 43-guide vertical adjusting screw rod, 44-drying material inlet, 45-air return pipe, 46-drying material outlet, 47-second guide roller, 401-hot air blowing port, 402-first drying support roller, 403-second drying support roller, 404-hot air inlet, 48-air-releasing expansion roller, 49-third guide roller, 50-fourth guide roller, 51-box supporting rod, 52-first deviation corrector, 53-fifth guide roller, 54-rolling inflatable roller, 55-second deviation corrector, 56-deviation correcting mounting rod, 57-inflatable roller driving mounting frame, 58-inflatable roller driving mounting seat plate, 59-inflatable roller guide rail slider group, 60-inflatable roller moving screw rod pair, 61-inflatable roller moving motor, 62-inflatable roller moving optical door assembly, 63-unreeling driving motor, 64-rolling driving motor, 65-fan mounting seat, 66-display controller, 67-control key, 68-device mounting seat, 69-air source processing assembly, 70-electromagnetic valve group and 100-pole piece belt.
Detailed Description
The following further describes embodiments of the present invention with reference to the drawings. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
Example 1
As shown in fig. 1 to 4, an embodiment of the present invention provides a lithium battery experimental coating machine, including a base body 1, a main frame 2 is disposed on the base body 1, a coating mechanism is disposed on the base body 1, a drying box 4 and a winding and unwinding mechanism are disposed through the main frame 2, and a pole piece belt 100 passes through the coating mechanism and the drying box 4 in sequence through the winding and unwinding mechanism.
As shown in fig. 5 to 7, the coating mechanism includes a coating frame 3 provided on the base body 1, the coating frame 3 is arranged at one end of the front side of the main frame 2, a coating table panel 10 is arranged on the coating frame 3, the front end of the coating table panel 10 is provided with a feed tank 12 through a group of feeding mounting seats 11, the tail end of the feed tank 12 is provided with a coating roller 26 and a transfer roller 28 in sequence, the coating roller 26 and the transfer roller 28 are arranged on the coating table panel 10 through a group of coating bearing blocks 27 and a group of transfer bearing blocks 29, one end of the coating roller 26 and one end of the transfer roller 28 are respectively provided with a coating motor 31 and a transfer motor 32, the feed tank 12 is arranged from the front end to the coating roller 26 in an inclined contact manner, and a comma-shaped scraper shaft 16 is further arranged right above the coating roller 26 through a group of scraper shaft end seats 17.
Optionally, a material collecting box 13 is further disposed on the coating platform panel 10 issued by the feeding slot 12, and is used for collecting overflowed coating materials. Optionally, the upper side of the charging chute 12 is further provided with a homogenizing rod 14 and a rodless cylinder 15, the rodless cylinder 15 is arranged at the upper end of the charging mounting seat 11 and drives the homogenizing rod 14 to reciprocate along the width direction of the charging chute 12.
As shown in fig. 6 and 7, the scraper shaft end seat 17 is connected to the rear side of the loading mounting seat 11 through a scraper vertical guide rail slider group 18, a scraper horizontal guide rail slider group 19 is arranged between the scraper shaft end seat 17 and the upper end of the coating bearing seat 27, a scraper vertical adjusting screw 20 is arranged on the scraper shaft end seat 17, and the scraper vertical adjusting screw 20 is arranged at the upper end of the loading mounting seat 11 through a vertical adjusting mounting plate 21.
As shown in fig. 6 and 7, the scraper horizontal guide rail of the scraper horizontal guide rail slider group 19 is mounted at the upper end of the coating bearing seat 27, the scraper horizontal slider of the scraper horizontal guide rail slider group 19 is mounted on the scraper horizontal guide rail and forms an inclined surface supporting contact with the lower side of the scraper shaft end seat 17, and a scraper horizontal adjusting screw 24 is arranged on the scraper horizontal slider.
Specifically, one end of the scraper horizontal adjusting screw 24 penetrates through the feeding mounting seat 11, and a horizontal limiting spring 25 is arranged between the other end of the scraper horizontal adjusting screw and the coating bearing seat 27.
Optionally, two ends of the comma scraper shaft 16 are respectively provided with a dial indicator 22, and the dial indicators 22 are respectively arranged at the upper end of the feeding mounting seat 11 through a measuring mounting plate 23.
Optionally, the coating motor 31 and the transfer motor 32 are respectively mounted at one end of the coating roller 26 and one end of the transfer roller 28 through a driving connection member 30.
As shown in fig. 6 and 7, the lower end of the transfer bearing seat 29 is respectively installed on the coating table panel 10 through a rubber roll adjusting horizontal guide rail sliding block set 33, the rear end of the coating table panel 10 is respectively provided with a rubber roll adjusting installation frame 37 corresponding to the rubber roll adjusting horizontal guide rail sliding block set 33, the rubber roll adjusting installation frame 37 is provided with a rubber roll adjusting screw 35 through a bearing, a rubber roll adjusting nut 34 is sleeved on the rubber roll adjusting screw 35, the rubber roll adjusting nut 34 is connected with the rear side of the transfer bearing seat 39, and one end of the rubber roll adjusting screw 35 is connected with a rubber roll adjusting motor 36 on the rubber roll adjusting installation frame 37.
Optionally, a rubber-covered roller adjusting photoelectric door assembly 38 is disposed between the transfer bearing seat 29 and the coating table panel 10.
As shown in fig. 1, the pole piece strip 100 of the winding and unwinding mechanism is disposed between the coating roller 26 and the transfer roller 28, the first guide roller 41 is disposed at the rear end of the coating platform panel 10 through a set of guide mounting seats 42, and the coated pole piece strip 100 enters the drying box 4 through the first guide roller 41.
Optionally, a guide vertical adjusting screw 43 is respectively disposed between both ends of the first guide roller 41 and the guide mounting seat 42.
Optionally, a pole piece sensor 40 is provided below the applicator roll 26 by a transverse mounting bar 39. In particular, the pole piece inductor 40 may be a proximity switch or the like.
As shown in fig. 1 to 4, the drying box 4 is installed at the front side of the main frame 2, two ends of the drying box 4 are respectively provided with a drying feeding port 44 and a drying discharging port 46 which correspond to each other, a plurality of hot air blowing ports 401 are uniformly arranged in the drying box 4 along the upper side and the lower side of the moving direction of the pole piece belt 100, and the hot air blowing ports 401 are respectively connected with a hot air blower (not shown) arranged on the main frame 2 through a hot air input port 404.
Optionally, a first drying support roller 402 and a second drying support roller 403 are respectively disposed in the drying box 4 corresponding to the drying material inlet 44 and the drying material outlet 46, and the pole piece strip 100 is respectively disposed on the first drying support roller 402 and the second drying support roller 403.
Optionally, an air return pipe 45 is arranged in the drying material inlet 44, and the air return pipe 45 is connected with the hot air blower.
Optionally, the front side of the drying box body 4 is provided with an observation window 5, one end of the observation window 5 is installed on the drying box body 4 through a plurality of hinged seats 6, and the other end corresponding to the observation window is provided with a buckling part 7.
As shown in fig. 3-5, the winding and unwinding mechanism includes an unwinding balloon roller 48, a winding balloon roller 54 and a plurality of guide rollers, the unwinding balloon roller 48 and the winding balloon roller 54 are disposed on the main frame 2 below the front end and the rear end of the drying oven 4, and the pole piece strip 100 passes through the third guide roller 49 and the fourth guide roller 50 from the unwinding balloon roller 48 in sequence and then enters between the coating roller 26 and the transfer roller 28; the pole piece belt 100 comes out from the drying discharge port 46 of the drying box 4, passes through a second guide roller 47 and a fifth guide roller 53, and then enters the winding inflatable roller 54.
Specifically, a first deviation corrector 52 is provided between the second guide roller 47 and the fifth guide roller 53, and a second deviation corrector 55 is provided between the third guide roller 49 and the fourth guide roller 50.
As shown in fig. 4 and 5, the unwinding inflation roller 48 and the winding inflation roller 54 in the main frame 2 are respectively provided with an inflation roller driving mounting frame 57 and an inflation roller driving mounting seat plate 58, the inflation roller driving mounting frame 57 is respectively mounted on the inflation roller driving mounting seat plate 58 through a set of inflation roller guide rail slider group 59, the unwinding inflation roller 48 and the third guide roller 49 are mounted on one of the inflation roller driving mounting frames 57 after penetrating through the front side plate of the main frame 2, the winding inflation roller 54 and the fifth guide roller 56 are mounted on the other inflation roller driving mounting frame 57 after penetrating through the front side plate of the main frame 2, and the unwinding driving motor 63 and the winding driving motor 64 are respectively provided corresponding to the unwinding inflation roller 48 and the winding inflation roller 54.
Optionally, an inflatable roller moving motor 61 is further disposed on the inflatable roller driving mounting seat plate 58, and the inflatable roller moving motor 61 drives the inflatable roller driving mounting frame 57 to reciprocate on the inflatable roller guide rail sliding block set 59 through an inflatable roller moving screw rod pair 60.
Optionally, the first deviation corrector 52 and the second deviation corrector 55 are respectively mounted on the inflatable roller driving mounting rack 57 through a deviation-correcting mounting rod 56.
Optionally, the moving directions of the inflatable roller guide rail slider group 59 and the pole piece belt 100 are perpendicular to each other, and an expanding roller moving photoelectric door assembly 62 is arranged between the inflatable roller driving installation seat plate 58 and the inflatable roller driving installation frame 57 along the moving direction of the inflatable roller guide rail slider group 59.
Optionally, the upper end of the main frame 2 is provided with a plurality of fan installation seats 65 for installing a hot air fan, and the front side of the main frame 2 is provided with a display controller 66, a plurality of control keys 67 and a device installation seat 68.
Optionally, an air supply processing assembly 69 and a solenoid valve set 70 are further disposed in the coating rack 3, wherein the air supply processing assembly 69 includes an air supply processing member, a hand slide valve, a check valve, and the like. Specifically, the air source processing part is AFC2000, the FC2000 is in an air pressure transmission system, the air source processing part is an air filter, a pressure reducing valve and an oil atomizer, the electromagnetic valve and the air cylinder can realize oil-free lubrication (the lubrication function is realized by lubricating grease), and the oil atomizer is not needed.
Optionally, the lower end of the base body 1 is further provided with a plurality of adjustable supporting legs 8 and universal wheels 9.
The utility model relates to a battery pole piece coating machine, which belongs to three-roller transfer type coating equipment, wherein the tension of a base material is controlled, the tape transport is stable, and a deviation rectifying device is arranged; three-roller transfer coating with a wider coating window; comma scraper measurement is carried out, and high coating precision is obtained by matching with a screw rod adjusting mechanism; hot-blast formula stoving box, upper and lower two-sided blowing, drying effect is good, adopts analog signal control power to generate heat, and the system precision that generates heat is high 0.3 ℃: can be used for continuous and intermittent coating, and is conveniently applied to surface coating process of various base materials. The drying agent is particularly applied to the lithium ion battery industry, meets the requirements of coating precision and consistency on production, has good drying effect, and is suitable for research and development of lithium ion batteries, capacitors, nickel batteries and other secondary batteries and production of samples.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, and the scope of protection is still within the scope of the utility model.
In the description of the present patent application, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", "row", "column", etc., indicate orientations and positional relationships based on those shown in the drawings, and are used merely for convenience of describing and simplifying the present patent application, and do not indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the novel aspects of the present patent application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present patent application, "plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.
In the present patent application, unless otherwise explicitly specified or limited, the terms "mounted," "connected," "fixed," "secured," and the like are to be construed broadly, e.g., as a fixed connection, a detachable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present patent can be understood by those skilled in the art according to specific situations.
In the patent of the utility model, unless otherwise explicitly specified or limited, a first feature "on" or "under" a second feature may be directly contacted with the first and second features or indirectly contacted with the first and second features through an intermediate. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.
Claims (10)
1. The utility model provides a lithium cell experiment coating machine, its characterized in that, includes the base body be provided with the main frame on the base body, be provided with coating mechanism on the base body, through the main frame is provided with stoving box and receives unwinding mechanism, and the pole piece area is passing through receive unwinding mechanism loop through coating mechanism with the stoving box.
2. The lithium battery experimental coating machine as claimed in claim 1, wherein the coating mechanism comprises a coating frame disposed on the base body, the coating frame is disposed at one end of the front side of the main frame, a coating platform is disposed on the coating frame, a feed tank is disposed at the front end of the coating platform through a set of loading seats, a coating roller and a transfer roller are sequentially disposed at the tail end of the feed tank, the coating roller and the transfer roller are respectively mounted on the coating platform through a set of coating bearing seats and a set of transfer bearing seats, a coating motor and a transfer motor are respectively disposed at one end of the coating roller and one end of the transfer roller, the feed tank is disposed in an inclined contact manner from the front end to the coating roller, and a comma-shaped scraper shaft is further disposed directly above the coating roller through a set of scraper shaft end seats.
3. The lithium battery experimental coating machine as claimed in claim 2, wherein the scraper shaft end seat is connected with the rear side of the loading mounting seat through a scraper vertical guide rail sliding block set, a scraper horizontal guide rail sliding block set is arranged between the scraper shaft end seat and the upper end of the coating bearing seat, a scraper vertical adjusting screw is arranged on the scraper shaft end seat, and the scraper vertical adjusting screw is arranged on the loading mounting seat through a vertical adjusting mounting plate.
4. The lithium battery experimental coating machine as claimed in claim 3, wherein the scraper horizontal guide rail of the scraper horizontal guide rail sliding block set is mounted at the upper end of the coating bearing seat, the scraper horizontal sliding block of the scraper horizontal guide rail sliding block set is mounted on the scraper horizontal guide rail and forms an inclined surface supporting contact with the lower side of the scraper shaft end seat, and a scraper horizontal adjusting screw is arranged on the scraper horizontal sliding block; one end of the scraper horizontal adjusting screw rod penetrates through the feeding mounting seat, and a horizontal limiting spring is arranged between the other end of the scraper horizontal adjusting screw rod and the coating bearing seat; a dial indicator is respectively arranged at two ends of the comma scraper shaft, and the dial indicators are respectively arranged at the upper end of the feeding mounting seat through a measuring mounting plate; the coating motor and the transfer motor are respectively installed at one end of the coating roller and one end of the transfer roller through a driving connecting piece.
5. The lithium battery experimental coating machine of claim 2, wherein the lower end of the transfer bearing seat is respectively installed on the coating deck plate through a rubber roll adjusting horizontal guide rail sliding block set, the rear end of the coating deck plate is respectively provided with a rubber roll adjusting installation frame corresponding to the rubber roll adjusting horizontal guide rail sliding block set, the rubber roll adjusting installation frame is provided with a rubber roll adjusting screw rod through a bearing, a rubber roll adjusting nut is sleeved on the rubber roll adjusting screw rod and connected with the rear side of the transfer bearing seat, and one end of the rubber roll adjusting screw rod is connected with a rubber roll adjusting motor on the rubber roll adjusting installation frame.
6. The lithium battery experimental coating machine of claim 2, wherein the pole piece belt of the winding and unwinding mechanism is disposed between the coating roller and the transfer roller, a first guide roller is disposed at a rear end of the coating table panel through a set of guide mounting seats, and the coated pole piece belt enters the drying box body through the first guide roller.
7. The experimental coating machine for lithium batteries according to claim 6, wherein the drying box is installed on the front side of the main frame, two ends of the drying box are respectively provided with a drying feeding port and a drying discharging port which correspond to each other, a plurality of hot air blowing ports are uniformly arranged in the drying box along the upper side and the lower side of the moving direction of the pole piece strip, and the hot air blowing ports are respectively connected with a hot air blower arranged on the main frame through a hot air input port.
8. The lithium battery experiment coating machine according to claim 6, wherein the winding and unwinding mechanism comprises an unwinding balloon roller, a winding balloon roller and a plurality of guide rollers, the unwinding balloon roller and the winding balloon roller are arranged on the main frame below the front end and the rear end of the drying box body, and the electrode sheet belt sequentially passes through a third guide roller and a fourth guide roller from the unwinding balloon roller and then enters a space between the coating roller and the transfer roller; the pole piece belt enters the winding air expansion roller after passing through a second guide roller and a fifth guide roller after coming out of a drying discharge port of the drying box body.
9. The lithium battery experimental coating machine of claim 8, wherein a first deviation rectifier is arranged between the second guide roller and the fifth guide roller, and a second deviation rectifier is arranged between the third guide roller and the fourth guide roller.
10. The lithium battery experimental coating machine of claim 8, wherein the main frame is provided with an air inflation roller driving mounting frame and an air inflation roller driving mounting seat plate corresponding to the unwinding air inflation roller and the winding air inflation roller, the air inflation roller driving mounting frame is mounted on the air inflation roller driving mounting seat plate through a set of air inflation roller guide rail slider sets, the unwinding air inflation roller and the third guide roller are mounted on one of the air inflation roller driving mounting frames after penetrating through the main frame front side plate, the winding air inflation roller and the fifth guide roller are mounted on the other of the air inflation roller driving mounting frames after penetrating through the main frame front side plate, and the unwinding air inflation roller and the winding air inflation roller are respectively provided with an unwinding driving motor and a winding driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123269732.5U CN216857184U (en) | 2021-12-23 | 2021-12-23 | Lithium battery experiment coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123269732.5U CN216857184U (en) | 2021-12-23 | 2021-12-23 | Lithium battery experiment coating machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216857184U true CN216857184U (en) | 2022-07-01 |
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| CN115770704A (en) * | 2023-02-13 | 2023-03-10 | 泰州衡川新能源材料科技有限公司 | Diaphragm coating device and coating process for lithium ion battery |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115770704A (en) * | 2023-02-13 | 2023-03-10 | 泰州衡川新能源材料科技有限公司 | Diaphragm coating device and coating process for lithium ion battery |
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