CN110787966B - Lithium battery pole piece coating machine - Google Patents
Lithium battery pole piece coating machine Download PDFInfo
- Publication number
- CN110787966B CN110787966B CN201911187809.9A CN201911187809A CN110787966B CN 110787966 B CN110787966 B CN 110787966B CN 201911187809 A CN201911187809 A CN 201911187809A CN 110787966 B CN110787966 B CN 110787966B
- Authority
- CN
- China
- Prior art keywords
- pole piece
- fixedly connected
- machine body
- rotating
- wall
- 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.)
- Active
Links
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C9/00—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important
- B05C9/08—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation
- B05C9/10—Apparatus or plant for applying liquid or other fluent material to surfaces by means not covered by any preceding group, or in which the means of applying the liquid or other fluent material is not important for applying liquid or other fluent material and performing an auxiliary operation the auxiliary operation being performed before the application
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
- B05C13/00—Means for manipulating or holding work, e.g. for separate articles
- B05C13/02—Means for manipulating or holding work, e.g. for separate articles for particular articles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
The invention belongs to the technical field of coating machines, and particularly relates to a lithium battery pole piece coating machine; comprises a machine body; the inner surface of the machine body is rotatably connected with a first winding rod in the inner wall of the rear side through a rotating shaft; a first baffle is fixedly connected to the inner surface of the machine body at the left side of the first winding rod; the left side of the first baffle is fixedly connected with an annular plate on the inner surface of the machine body; the left side of the annular plate is rotatably connected with rotating rods which are uniformly arranged on the inner surface of the machine body through a rotating shaft; the left side of the second baffle plate is rotatably connected with uniformly arranged compression rollers on the inner surface of the machine body through a rotating shaft; the left side of the compression roller is rotatably connected with coating heads which are uniformly arranged on the inner surface of the machine body through a rotating shaft; the left side of the coating head is rotatably connected with a second winding rod on the inner surface of the machine body through a rotating shaft; the invention is mainly used for solving the problems that the pole piece coating is uneven and the coating thickness is different after the pole piece is coated due to the poor quality of the pole piece used in the coating of the existing lithium battery pole piece coating machines.
Description
Technical Field
The invention belongs to the technical field of coating machines, and particularly relates to a lithium battery pole piece coating machine.
Background
Lithium batteries are batteries using a nonaqueous electrolyte solution and using lithium metal or a lithium alloy as a negative electrode material. Lithium batteries were used in cardiac pacemakers in the earliest days. The lithium battery has the advantages of extremely low self-discharge rate, mild discharge voltage and the like, so that the pacemaker implanted into a human body can operate for a long time without recharging, along with the development of science and technology, the lithium battery becomes mainstream at present, coating is one of the most important process flows of the lithium battery, namely, anode slurry or cathode slurry required by the manufacturing of the lithium battery is uniformly coated on a substrate, the anode substrate is an aluminum foil at present, and the cathode substrate is a copper foil.
However, when some lithium battery pole piece coating machines in the current market are used for coating, the used pole pieces are poor in quality, sometimes, protrusions and the thicknesses of two sides of the pole pieces are different, improvement is not made in the coating process, the pole pieces are often uneven in coating after the coating of the coating machine is finished, meanwhile, the situation that the thicknesses of the coating layers are different is also caused, the quality of the pole pieces is reduced, and the problems that the service cycle is short and the performances of the pole pieces are poor often occur when the coated pole pieces are subsequently used.
Disclosure of Invention
In order to make up for the defects of the prior art, the invention provides a lithium battery pole piece coating machine which is mainly used for solving the problems that when some lithium battery pole piece coating machines in the existing market are coated, bulges and the thicknesses of two sides of a pole piece are different sometimes to cause the pole piece to be coated unevenly and to have different coating thicknesses after the coating of the pole piece is finished due to the fact that the quality of the used pole piece is poor.
The technical scheme adopted by the invention for solving the technical problems is as follows: the invention relates to a lithium battery pole piece coating machine, which comprises a machine body; the inner surface of the machine body is rotatably connected with a first winding rod in the inner wall of the rear side through a rotating shaft, and a lithium battery pole piece is wound on the first winding rod; a first baffle is fixedly connected to the inner surface of the machine body at the left side of the first winding rod; a first feeding groove is formed in the inner wall of the first baffle; the left side of the first baffle is fixedly connected with an annular plate on the inner surface of the machine body; scrapers are fixedly connected to the surfaces of the baffle plates on the two sides in the cavity of the annular plate, and the scrapers correspond to each other; the upper part and the lower part of the scraper are both rotatably connected with rotating rods through rotating shafts, and the rightmost side of the upper rotating rod and the leftmost side of the lower rotating rod are on the same straight line; a second feeding groove is formed in the inner wall of the annular plate on the left side of the upper rotating rod, and a rubber pad is fixedly connected in the second feeding groove; the inner surface of the machine body on the left side of the annular plate is rotatably connected with two rotating rods which are uniformly distributed through a rotating shaft and correspond to each other; the outer surfaces of the two rotating rods are fixedly connected with a carborundum layer; one sides of the two rotary rods extending out of the machine body are fixedly connected with motors, and the motors are electrically connected with the controller; a second baffle is fixedly connected to the inner surface of the machine body at the left side of the rotary rod; a third feeding groove is formed in the inner wall of the second baffle; the left side of the second baffle plate is rotatably connected with uniformly arranged compression rollers on the inner surface of the machine body through a rotating shaft, and the number of the compression rollers is two and the compression rollers are mutually corresponding; the left side of the compression roller is rotatably connected with coating heads which are uniformly arranged on the inner surface of the machine body through a rotating shaft, and the number of the coating heads is two and the coating heads are mutually corresponding; the left side of the coating head is rotatably connected with a second winding rod on the inner surface of the machine body through a rotating shaft; when the coating machine starts to work, the pole piece on the first winding rod enters the cavity on the left side of the first baffle plate through the first feeding groove on the first baffle plate, the pole piece entering the cavity moves upwards through the rotating rod below, the pole piece passes through the scraper when moving upwards, the scraper can scrape the convex or thick part on the pole piece due to the mutual correspondence of the scrapers, the uneven film coating on the surface of the pole piece can be prevented in the film coating process of the pole piece, when the pole piece continues to move upwards to pass through the rotating rod above after the scraping and cutting of the pole piece, the rightmost side of the rotating rod above and the leftmost side of the rotating rod below are on the same straight line, so that the pole piece can be always in a vertical state, the pole piece can be prevented from being inclined in the process of scraping and cutting the pole piece by the scraper, the pole piece is damaged, when the pole piece passes through the second feeding groove, the rubber pad is fixedly connected in the second feeding groove, the contact of the pole piece to the second feeding groove can be reduced, thereby preventing the pole piece from being scratched, when the pole piece moves between two rotating rods through the second feeding groove, the motor drives the rotating rods to rotate at a high speed, because the outer surfaces of the rotating rods are fixedly connected with the diamond sand layers and correspond to each other, the traces scratched by the scrapers on the pole piece can be ground off through the high-speed rotation of the diamond sand layers in the process that the pole piece passes through the rotating rods, the thicknesses of the pole piece can also be ground into the same size, meanwhile, the smoothness of the surface of the pole piece can also be improved, the pole piece is more uniform in film coating, after the pole piece is ground, the pole piece moves between two compression rollers through the third feeding groove, the upper compression roller rotates clockwise, the lower compression roller rotates anticlockwise, the pole piece is extruded through the two compression rollers, the thickness of the whole pole piece can be further controlled to be in a uniform size, with this even degree that improves the pole piece and scribble the film, can also do an extrusion prosthetic process to the pole piece after the coping simultaneously, thereby can make the time that the smooth surface on pole piece surface keeps longer, after the pole piece extrusion, the pole piece moves to between two coating heads, thereby to the pole piece processing of scribbling, after the processing of scribbling, the winding is collected on moving to the second winding rod, at this in-process, through scraping to the pole piece, coping and extrusion, not only can guarantee that the thickness size of pole piece is the same, can also improve the smooth degree on pole piece surface, thereby can improve the even degree of scribbling the pole piece, with this quality that improves the pole piece.
Preferably, a sealed cavity is formed between the first baffle and the second baffle; a water tank is fixedly connected in the inner wall of the bottom of the machine body in a cavity of the first baffle and the second baffle, and cooling oil is filled in the water tank; a water pump is arranged in the inner wall of the bottom of the machine body, and the water pump is partially arranged in the water tank; liquid leakage grooves which are uniformly distributed are formed in the inner wall of the machine body on the two sides of the water pump; a liquid containing groove is formed in the inner wall of the annular plate; a guide pipe is fixedly arranged above the water pump, and the other end of the guide pipe extends into the liquid placing groove; the upper surfaces of the two scrapers are fixedly connected with a triangular plate, and cavities are formed in the inner wall of the triangular plate; the cavities of the two triangular plates are fixedly connected with first air bags; liquid leakage holes are formed in the opposite sides of the two triangular plates; the liquid placing groove is communicated with the cavities in the two triangular plates through a liquid inlet groove; the outer sides of the two rotating rods are fixedly connected with extrusion plates which are flush with the outer end faces of the rotating rods; one ends of the two rotating rods, which are close to the side wall of the annular plate, are fixedly connected with second air bags, and the second air bags are communicated with the first air bags through air passages; when the coating machine works, the controller controls the water pump to pump the cooling liquid in the water tank into the liquid containing groove through the guide pipe, the cavity in the triangular plate fixedly connected above the scraper is communicated with the liquid containing groove through the liquid inlet groove, the cooling liquid in the liquid containing groove flows into the cavity of the triangular plate through the liquid inlet groove, the cooling liquid entering the cavity flows out of the liquid leaking hole due to the liquid leaking hole formed in the cavity of the triangular plate, the cooling liquid flowing out of the cavity flows onto the scraper through the inclined plane of the triangular plate, the cooling liquid flowing into the scraper can cool the scraper, the scraper is prevented from being deformed due to overhigh temperature, and the scraper is damaged, the extrusion plates are fixedly connected to the outer sides of the two rotating rods, when the pole piece moves on the two rotating rods, the rotating rods are driven to rotate, and simultaneously drive the extrusion plates to rotate along the rotating rods, and the second air bags are fixedly connected to one ends of the rotating rods, which are close to the side walls of the annular plate, in the process of rotating the extrusion plate, the second air bag is continuously impacted, because the first air bag fixedly connected in the cavity of the triangular plate is fixedly connected with one end of the side wall of the annular plate through the air passage and is communicated with the second air bag, when the second air bag is impacted, the gas in the second air bag flows into the first air bag through the air passage, the first air bag is extruded by the gas to expand so as to block the leakage hole, thereby controlling the flow of the cooling liquid in the leakage hole, the cooling liquid intermittently flows out through the leakage hole and can completely play the role of a cooling scraper, and the excessive flow of the cooling liquid can be prevented by controlling the flow of the cooling liquid, so that the corrosion to the structure in the machine body is caused, thereby the service life of the coating machine is reduced, because the two sides of the water pump are provided with uniformly distributed leakage grooves in the inner wall of the machine body, when the cooling liquid flowing down from the scraper flows into the water tank through the leakage grooves, so as to circularly work.
Preferably, a nozzle is fixedly connected in the inner wall above the annular plate and is communicated with the liquid storage tank; the during operation, when changeing the rod when the coping pole piece, because the nozzle has been linked firmly in the annular plate top inner wall, and the nozzle with put the cistern intercommunication, the liquid of putting the cistern passes through the nozzle and spouts to changeing between the rod, not only can reduce the temperature on pole piece and the emery layer at this in-process and can also wash away the impurity particle that the emery layer ground off simultaneously, it is inhomogeneous to avoid the in-process that the pole piece filmed to make the pole piece film, can also reduce the pressure of putting the cistern simultaneously, prevent to put too big damage to the weeping hole that causes of pressure in the cistern, flow into the water tank through the weeping hole after the coolant liquid flows down from changeing the rod, with this cycle work.
Preferably, the right side of the third feeding chute is fixedly connected with arc plates which are uniformly arranged on the surface of the second baffle plate, and the number of the arc plates is two and the arc plates are mutually corresponding; the opposite sides of the two arc plates are fixedly connected with a water-resisting layer on the surfaces of the arc plates; the during operation, when the pole piece passes through in the third feed chute, because the arc that evenly arranges has been linked firmly on the second baffle surface, at the in-process that the pole piece removed, the arc can push away remaining coolant liquid on the pole piece, simultaneously can also be with remaining foreign particles on the pole piece outside pushing away the pole piece, because the relative one side of arc has linked firmly the water barrier in the arc surface, when the pole piece passes through the water barrier, can further get rid of the coolant liquid on the pole piece, can prevent to remain the coolant liquid on the pole piece at this in-process, the quality of filming is being influenced at the in-process of filming.
Preferably, sponge layers are fixedly connected to the upper end face and the lower end face of the third discharge chute in the inner wall of the third feed chute, and the two sponge layers are attached to each other; a leakage groove is formed in the bottom of the sponge layer below and the inner wall of the second baffle plate, and the leakage groove is communicated with a cavity formed by the first baffle plate and the second baffle plate; the lower surface of the sponge layer below is fixedly connected with an adsorption layer, and the water absorption of the adsorption layer is greater than that of the sponge layer; the adsorption layer is arranged in the leakage groove; the during operation, when the coolant liquid on the pole piece passes through the arc, because the terminal surface has all linked firmly the sponge layer about the third blown down tank in the third silo inner wall, can siphon away remaining coolant liquid on the arc, because sponge layer lower surface has linked firmly the adsorbed layer below, and the hydroscopicity of adsorbed layer is greater than the hydroscopicity of sponge layer, when there is water in the sponge layer to exist, the adsorbed layer can siphon away the intraformational water of sponge, flow into the cavity that the plate washer formed through the small opening in, at this in-process, can prevent to leave the coolant liquid on the pole piece, make the pole piece reduce the adsorptivity of pole piece when filming, can also prevent the too much drying degree that reduces the pole piece of the intraformational moisture of sponge simultaneously.
Preferably, rotating plates are rotatably connected to rotating shafts on two sides of the two pressing rollers; the left side surfaces of the two rotating plates are fixedly connected with arc-shaped cutters; the left sides of the two arc-shaped cutters are fixedly connected with grinding blocks; the during operation, because the thickness of part pole piece both sides varies, after the pole piece is extruded to the compression roller, can extend behind the extrusion of thick pole piece, consequently can influence the size precision of pole piece, because the commentaries on classics board left side surface has all linked firmly the arc sword, can amputate the part that the pole piece extends to this guarantees the size precision of pole piece, because the arc sword left side has all linked firmly the abrasive brick, can polish the part of being amputated by the arc sword, thereby improves the smooth degree of pole piece both sides.
The invention has the following beneficial effects:
1. according to the pole piece polishing device, the nozzle is arranged, when the pole piece is polished by the rotating rod, the nozzle is fixedly connected to the inner wall above the annular plate and is communicated with the liquid containing groove, liquid in the liquid containing groove is sprayed to the position between the rotating rods through the nozzle, so that the temperature of the pole piece and the diamond sand layer can be reduced, meanwhile, impurity particles ground off by the diamond sand layer can be washed away, the uneven film coating of the pole piece in the film coating process of the pole piece is avoided, meanwhile, the pressure in the liquid containing groove can be reduced, the damage to a liquid leakage hole due to the fact that the pressure in the liquid containing groove is too large is prevented, and when cooling liquid flows down from the rotating rod, the cooling liquid flows into the water tank through the liquid leakage hole, so that the cooling liquid circularly works.
2. According to the invention, by arranging the arc-shaped plate and the water-resisting layer, when the pole piece passes through the third feeding groove, the uniformly arranged arc-shaped plate is fixedly connected to the surface of the second baffle plate, the arc-shaped plate can push the residual cooling liquid on the pole piece down in the moving process of the pole piece, and can push the residual impurity particles on the pole piece out of the pole piece.
3. According to the invention, by arranging the sponge layer and the leakage groove, when the cooling liquid on the pole piece passes through the arc-shaped plate, the sponge layer is fixedly connected to the upper end surface and the lower end surface of the third discharge groove in the inner wall of the third feed groove, so that the residual cooling liquid on the arc-shaped plate can be sucked away, and the lower surface of the lower sponge layer is fixedly connected with the adsorption layer, so that the water absorption of the adsorption layer is greater than that of the sponge layer, when water exists in the sponge layer, the adsorption layer can suck away the water in the sponge layer, and the water flows into the cavity formed by the baffle plate through the leakage groove, so that the cooling liquid can be prevented from being left on the pole piece in the process, the adsorption property of the pole piece is reduced when the pole piece is coated, and the excessive water in the sponge layer can be prevented from reducing the drying degree of the pole piece.
Drawings
The invention will be further explained with reference to the drawings.
FIG. 1 is a front view of the present invention;
FIG. 2 is a partial cross-sectional view of the present invention;
FIG. 3 is an enlarged view of a portion of FIG. 2 at A;
FIG. 4 is an enlarged view of a portion of FIG. 2 at B;
FIG. 5 is an enlarged view of a portion of FIG. 2 at C;
FIG. 6 is an enlarged view of a portion of FIG. 2 at D;
in the figure: the device comprises a machine body 1, a first winding rod 11, a first baffle plate 12, a first feeding groove 13, an annular plate 14, a scraper 15, a rotating rod 16, a second feeding groove 17, a rubber pad 18, a rotating rod 19, a carborundum layer 2, a second baffle plate 21, a third feeding groove 22, a press roller 23, a coating head 24, a second winding rod 25, a water tank 26, a water pump 27, a liquid leakage groove 28, a liquid placing groove 29, a guide pipe 3, a triangular plate 31, a first air bag 32, a liquid leakage hole 33, a liquid inlet groove 34, an extrusion plate 35, a second air bag 36, a nozzle 37, an arc-shaped plate 38, a water-stop layer 39, a sponge layer 4, an adsorption layer 41, a leakage groove 42, a rotating plate 43, an arc-shaped knife 44 and a grinding block 45.
Detailed Description
A lithium battery electrode sheet coater according to an embodiment of the present invention will be described below with reference to fig. 1 to 6.
As shown in fig. 1-6, the lithium battery pole piece coating machine of the present invention includes a machine body 1; a first winding rod 11 is rotatably connected to the inner surface of the machine body 1 in the inner wall of the rear side through a rotating shaft, and a lithium battery pole piece is wound on the first winding rod 11; a first baffle 12 is fixedly connected to the inner surface of the machine body 1 at the left side of the first winding rod 11; a first feeding groove 13 is formed in the inner wall of the first baffle plate 12; the left side of the first baffle 12 is fixedly connected with an annular plate 14 on the inner surface of the machine body 1; scrapers 15 are fixedly connected to the surfaces of the baffle plates on the two sides in the cavity of the annular plate 14, and the scrapers 15 correspond to each other; the upper part and the lower part of the scraper 15 are both rotatably connected with rotating rods 16 through rotating shafts, and the rightmost side of the upper rotating rod 16 and the leftmost side of the lower rotating rod 16 are on the same straight line; a second feeding groove 17 is formed in the inner wall of the annular plate 14 at the left side of the upper rotating rod 16, and a rubber pad 18 is fixedly connected in the second feeding groove 17; the inner surface of the machine body 1 on the left side of the annular plate 14 is rotatably connected with rotary rods 19 which are uniformly arranged through a rotating shaft, and the number of the rotary rods 19 is two and corresponds to each other; the outer surfaces of the two rotating rods 19 are fixedly connected with a carborundum layer 2; one sides of the two rotary rods 19 extending out of the machine body 1 are fixedly connected with motors, and the motors are electrically connected with a controller; a second baffle 21 is fixedly connected to the inner surface of the machine body 1 at the left side of the rotary rod 19; a third feeding groove 22 is formed in the inner wall of the second baffle plate 21; the left side of the second baffle 21 is rotatably connected with compression rollers 23 which are uniformly arranged on the inner surface of the machine body 1 through a rotating shaft, and the number of the compression rollers 23 is two and corresponds to each other; the left side of the press roll 23 is rotatably connected with coating heads 24 which are uniformly arranged on the inner surface of the machine body 1 through a rotating shaft, and the number of the coating heads 24 is two and corresponds to each other; a second winding rod 25 is rotatably connected to the inner surface of the machine body 1 at the left side of the coating head 24 through a rotating shaft; when the coating machine works, the pole piece on the first winding rod 11 enters the cavity on the left side of the first baffle plate 12 through the first feeding groove 13 on the first baffle plate 12, the pole piece entering the cavity moves upwards through the rotating rod 16 below, the pole piece passes through the scraper 15 when moving upwards, the scraper 15 corresponds to each other to scrape the convex or thick part on the pole piece, so that the uneven coating on the surface of the pole piece can be prevented in the coating process, when the pole piece is continuously moved upwards to pass through the rotating rod 16 above after the scraping and cutting are completed, the rightmost side of the rotating rod 16 above and the leftmost side of the rotating rod 16 below are on the same straight line, so that the pole piece is always in a vertical state, the pole piece is prevented from being inclined in the process of scraping and cutting the pole piece by the scraper 15, the pole piece is damaged, when the pole piece passes through the second feeding groove 17, because the rubber pad 18 is fixedly connected in the second feeding groove 17, the contact of the pole piece to the second feeding groove 17 can be reduced, thereby preventing the pole piece from being scratched, when the pole piece moves to a position between the two rotating rollers 19 through the second feeding groove 17, at the moment, the motor drives the rotating rollers 19 to rotate at a high speed, because the outer surfaces of the rotating rollers 19 are fixedly connected with the diamond sand layers 2 and correspond to each other, the traces scratched by the scraper 15 on the pole piece can be ground off through the high-speed rotation of the diamond sand layers 2 in the process that the pole piece passes through the rotating rollers 19, the thickness of the pole piece can be ground into the same size, meanwhile, the smoothness of the surface of the pole piece can be improved, the pole piece is more uniform in film coating, after the pole piece is polished, when the pole piece moves to a position between the two compression rollers 23 through the third feeding groove 22, at the moment, the upper compression roller 23 rotates clockwise, the lower compression roller 23 rotates anticlockwise, so as to extrude the pole piece, through the extrusion of two compression rollers 23 to the pole piece, can be further with the thickness control of whole pole piece at uniform size, with this improve the even degree that the pole piece was filmed, can also do a extrusion prosthetic process to the pole piece after the coping simultaneously, thereby can make the time that the smooth surface on pole piece surface keeps longer, after the pole piece extrusion is finished, the pole piece removes to between two coating heads 24, thereby the pole piece is filmed and is handled, after the processing of filming, the winding is collected on removing to second winding rod 25, in this process, through scraping to the pole piece cut, coping and extrusion, not only can guarantee that the thickness size of pole piece is the same, can also improve the smooth degree on pole piece surface, thereby can improve the even degree that the pole piece was filmed, with this quality that improves the pole piece.
As an embodiment of the present invention, a sealed cavity is formed between the first baffle 12 and the second baffle 21; a water tank 26 is fixedly connected in the inner wall of the bottom of the machine body 1 in the cavity of the first baffle plate 12 and the second baffle plate 21, and cooling oil is filled in the water tank 26; a water pump 27 is arranged in the inner wall of the bottom of the machine body 1, and part of the water pump 27 is arranged in the water tank 26; liquid leakage grooves 28 which are uniformly distributed are formed in the inner wall of the machine body 1 at two sides of the water pump 27; a liquid placing groove 29 is formed in the inner wall of the annular plate 14; a guide pipe 3 is fixedly arranged above the water pump 27, and the other end of the guide pipe 3 extends into a liquid placing groove 29; the upper surfaces of the two scrapers 15 are fixedly connected with a triangular plate 31, and cavities are formed in the inner wall of the triangular plate 31; the cavities of the two triangular plates 31 are fixedly connected with first air bags 32; two opposite sides of the triangular plates 31 are provided with liquid leakage holes 33; the liquid storage tank 29 is communicated with the cavities in the two triangular plates 31 through a liquid inlet tank 34; the outer sides of the two rotating rods 16 are fixedly connected with extrusion plates 35, and the extrusion plates 35 are flush with the outer end faces of the rotating rods 16; one ends of the two rotating rods 16, which are close to the side wall of the annular plate 14, are fixedly connected with second air bags 36, and the second air bags 36 are communicated with the first air bags 32 through air passages; when the coating machine works, the controller controls the water pump 27 to pump the cooling liquid in the water tank 26 into the liquid containing groove 29 through the guide pipe 3, the cavity in the triangular plate 31 fixedly connected above the scraper 15 is communicated with the liquid containing groove 29 through the liquid inlet groove 34, the cooling liquid in the liquid containing groove 29 flows into the cavity of the triangular plate 31 through the liquid inlet groove 34, the cooling liquid flowing into the cavity flows out of the liquid leaking hole 33 because the liquid leaking hole 33 is formed in the cavity of the triangular plate 31, the cooling liquid flowing out of the cavity flows onto the scraper 15 through the inclined plane of the triangular plate 31, the cooling liquid flowing into the scraper 15 can cool the scraper 15, the deformation of the scraper 15 due to overhigh temperature is prevented, the scraper 15 is damaged, the squeezing plates 35 are fixedly connected to the outer sides of the two rotating rods 16, when the pole pieces move on the two rotating rods 16, the rotating rods 16 drive the rotating rods 16 to rotate, and simultaneously the squeezing plates 35 drive the squeezing plates 35 to rotate along the rotating rods 16, because the rotating rod 16 is fixedly connected with the second air bag 36 at one end close to the side wall of the annular plate 14, the second air bag 36 is continuously impacted in the rotating process of the extrusion plate 35, because the first air bag 32 fixedly connected in the cavity of the triangular plate 31 is fixedly connected with the second air bag 36 communicated with one end of the side wall of the annular plate 14 through the air passage, when the second air bag 36 is impacted, the gas in the second air bag 36 flows into the first air bag 32 through the air passage, the first air bag 32 expands under the extrusion of the gas, so that the leakage hole 33 is blocked, the flow of the cooling liquid in the leakage hole 33 is controlled, the cooling liquid discontinuously flows out through the leakage hole 33, the function of the cooling scraper 15 can be completely realized, the excessive outflow of the cooling liquid can be prevented by controlling the flow of the cooling liquid, the corrosion to the structure in the machine body 1 is caused, the service life of the coating machine is reduced, and because the leakage grooves 28 which are uniformly arranged in the inner wall of the machine body 1 are formed at two sides of the water pump 27, when the cooling liquid flowing down from the scraper 15 flows into the water tank 26 through the liquid leakage groove 28, the circulation work is performed.
In one embodiment of the present invention, a nozzle 37 is fixedly connected to the inner wall above the annular plate 14, and the nozzle 37 is communicated with the liquid storage tank 29; when the pole piece grinding machine works, when the pole piece is ground by the rotating rod 19, the nozzle 37 is fixedly connected to the inner wall above the annular plate 14 and communicated with the liquid containing groove 29, liquid in the liquid containing groove 29 is sprayed to the position between the rotating rods 19 through the nozzle 37, the temperature of the pole piece and the temperature of the diamond sand layer 2 can be reduced, meanwhile, impurity particles ground off from the diamond sand layer 2 can be washed away, the pole piece is prevented from being coated unevenly in the pole piece coating process, meanwhile, the pressure in the liquid containing groove 29 can be reduced, damage to the liquid leakage hole 33 due to overlarge pressure in the liquid containing groove 29 is prevented, and when cooling liquid flows down from the rotating rod 19, the cooling liquid flows into the water tank 26 through the liquid leakage hole 33, so that the pole piece grinding machine works circularly.
As an embodiment of the present invention, the arc plates 38 evenly arranged are fixedly connected to the surface of the second baffle 21 on the right side of the third feeding chute 22, and the number of the arc plates 38 is two and the arc plates correspond to each other; a water-resisting layer 39 is fixedly connected to the surfaces of the arc-shaped plates 38 at one side opposite to the two arc-shaped plates 38; the during operation, when the pole piece passes through in the third feed chute 22, because the arc 38 of evenly arranging has been linked firmly on second baffle 21 surface, at the in-process that the pole piece removed, arc 38 can push away remaining coolant liquid on the pole piece, simultaneously can also be with remaining foreign particles on the pole piece outside the pole piece is released, because arc 38 has linked firmly water barrier 39 on arc 38 surface relative one side, when the pole piece passes through water barrier 39, can further get rid of the coolant liquid on the pole piece, can prevent to remain the coolant liquid on the pole piece at this in-process, the quality of filming is being influenced at the in-process of filming.
As an embodiment of the invention, sponge layers 4 are fixedly connected to the upper and lower end surfaces of the third discharging groove in the inner wall of the third feeding groove 22, and the two sponge layers 4 are attached to each other; a leakage groove 42 is formed in the bottom of the sponge layer 4 below and the inner wall of the second baffle plate 21, and the leakage groove 42 is communicated with a cavity formed by the first baffle plate 12 and the second baffle plate 21; the lower surface of the sponge layer 4 below is fixedly connected with an adsorption layer 41, and the water absorption of the adsorption layer 41 is greater than that of the sponge layer 4; the adsorption layer 41 is arranged in the leakage groove 42; in operation, when the coolant liquid on the pole piece passes through arc 38, because the terminal surface all has linked firmly sponge layer 4 about the third blown down tank in third feeding groove 22 inner wall, can suck away remaining coolant liquid on arc 38, because below sponge layer 4 lower surface has linked firmly adsorption layer 41, and the hydroscopicity of adsorption layer 41 is greater than the hydroscopicity of sponge layer 4, when having water to exist in sponge layer 4, adsorption layer 41 can suck away the water in sponge layer 4, in the cavity that flows into the plate washer formation through small opening 42, in this in-process, can prevent to leave the coolant liquid on the pole piece, make the pole piece reduce the adsorptivity of pole piece when filming, can also prevent simultaneously that the moisture in sponge layer 4 from reducing the degree of drying of pole piece too much.
As an embodiment of the present invention, the rotating plates 43 are rotatably connected to the rotating shafts on both sides of the two pressing rollers 23; the left side surfaces of the two rotating plates 43 are fixedly connected with arc-shaped cutters 44; the left sides of the two arc-shaped cutters 44 are fixedly connected with grinding blocks 45; the during operation, because the thickness of part pole piece both sides varies, behind compression roller 23 extrusion pole piece, can extend behind the thick pole piece extrusion, consequently can influence the size precision of pole piece, because the board 43 left side surface has all linked firmly arc sword 44, can amputate pole piece extended part to this guarantees the size precision of pole piece, because arc sword 44 left side has all linked firmly abrasive brick 45, can polish by the part that arc sword 44 amputates, thereby improves the smooth degree of pole piece both sides.
The specific working process is as follows:
when the coating machine works, a pole piece on the first winding rod 11 enters a cavity on the left side of the first baffle plate 12 through the first feeding groove 13 on the first baffle plate 12, the pole piece entering the cavity firstly moves upwards through the rotating rod 16 below, the pole piece passes through the scraper 15 when moving upwards, the scraper 15 corresponds to each other to scrape off a convex or thick part on the pole piece, when the pole piece continues to move upwards through the rotating rod 16 above after being scraped and cut, the pole piece can be always in a vertical state because the rightmost side of the rotating rod 16 above and the leftmost side of the rotating rod 16 below are on a straight line, when the pole piece passes through the second feeding groove 17, the contact of the pole piece to the second feeding groove 17 can be reduced because the rubber pad 18 is fixedly connected in the second feeding groove 17, so that the pole piece is prevented from being scratched, when the pole piece moves to a position between the two rotating rods 19 through the second feeding groove 17, at this moment, the motor drives the rotary rod 19 to rotate at a high speed, because the outer surface of the rotary rod 19 is fixedly connected with the carborundum layer 2 and corresponds to each other, the pole piece rotates at a high speed through the carborundum layer 2 in the process of rotating the rotary rod 19, the trace scratched by the scraper 15 on the pole piece can be ground off, after pole piece grinding is finished, the pole piece moves to a position between two compression rollers 23 through a third feeding groove 22, the upper compression roller 23 rotates clockwise at the moment, the lower compression roller 23 rotates anticlockwise, so as to extrude the pole piece, after the pole piece extrusion is finished, the pole piece moves to a position between two coating heads 24, thereby the pole piece is subjected to film coating treatment, after the film coating treatment is finished, the pole piece is wound and collected on the second winding rod 25.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a lithium battery pole piece coating machine which characterized in that: comprises a machine body (1); the inner surface of the machine body (1) is rotatably connected with a first winding rod (11) in the inner wall of the rear side through a rotating shaft, and a lithium battery pole piece is wound on the first winding rod (11); a first baffle (12) is fixedly connected to the inner surface of the machine body (1) at the left side of the first winding rod (11); a first feeding groove (13) is formed in the inner wall of the first baffle plate (12); the left side of the first baffle (12) is fixedly connected with an annular plate (14) on the inner surface of the machine body (1); scrapers (15) are fixedly connected to the surfaces of baffle plates on two sides in the cavity of the annular plate (14), and the scrapers (15) correspond to each other; the upper part and the lower part of the scraper (15) are rotatably connected with rotating rods (16) through rotating shafts, and the rightmost side of the upper rotating rod (16) and the leftmost side of the lower rotating rod (16) are on the same straight line; a second feeding groove (17) is formed in the inner wall of the annular plate (14) at the left side of the upper rotating rod (16), and a rubber pad (18) is fixedly connected in the second feeding groove (17); the left side of the annular plate (14) is rotatably connected with rotating rods (19) which are uniformly arranged on the inner surface of the machine body (1) through a rotating shaft, and the number of the rotating rods (19) is two and the rotating rods are mutually corresponding; the outer surfaces of the two rotary rods (19) are fixedly connected with a carborundum layer (2); one sides of the two rotary rods (19) extending out of the machine body (1) are fixedly connected with motors, and the motors are electrically connected with the controller; a second baffle (21) is fixedly connected to the left side of the rotating stick (19) on the inner surface of the machine body (1); a third feeding groove (22) is formed in the inner wall of the second baffle plate (21); the left side of the second baffle (21) is rotatably connected with compression rollers (23) which are uniformly arranged on the inner surface of the machine body (1) through a rotating shaft, and the number of the compression rollers (23) is two and the compression rollers correspond to each other; coating heads (24) which are uniformly arranged are rotatably connected to the left side of the press roller (23) on the inner surface of the machine body (1) through a rotating shaft, and the number of the coating heads (24) is two and the coating heads are mutually corresponding; the left side of the coating head (24) is rotatably connected with a second winding rod (25) on the inner surface of the machine body (1) through a rotating shaft.
2. The lithium battery pole piece coating machine of claim 1, wherein: a sealed cavity is arranged between the first baffle plate (12) and the second baffle plate (21); a water tank (26) is fixedly connected to the inner wall of the bottom of the machine body (1) in a cavity of the first baffle (12) and the second baffle (21), and cooling oil is filled in the water tank (26); a water pump (27) is arranged in the inner wall of the bottom of the machine body (1), and part of the water pump (27) is arranged in the water tank (26); liquid leakage grooves (28) which are uniformly distributed are formed in the inner wall of the machine body (1) on the two sides of the water pump (27); a liquid placing groove (29) is formed in the inner wall of the annular plate (14); a guide pipe (3) is fixedly arranged above the water pump (27), and the other end of the guide pipe (3) extends into the liquid placing tank (29); the upper surfaces of the two scrapers (15) are fixedly connected with a triangular plate (31), and cavities are formed in the inner wall of the triangular plate (31); the cavities of the two triangular plates (31) are fixedly connected with first air bags (32); liquid leakage holes (33) are formed in the opposite sides of the two triangular plates (31); the liquid storage tank (29) is communicated with the cavities in the two triangular plates (31) through a liquid inlet tank (34); the outer sides of the two rotating rods (16) are fixedly connected with extrusion plates (35), and the extrusion plates (35) are flush with the outer end faces of the rotating rods (16); one end of the side wall of the annular plate (14) close to the two rotating rods (16) is fixedly connected with a second air bag (36), and the second air bag (36) is communicated with the first air bag (32) through an air passage.
3. The lithium battery pole piece coating machine of claim 2, wherein: and a nozzle (37) is fixedly connected in the inner wall above the annular plate (14), and the nozzle (37) is communicated with the liquid containing groove (29).
4. The lithium battery pole piece coating machine of claim 1, wherein: arc-shaped plates (38) which are uniformly arranged are fixedly connected to the surface of the second baffle plate (21) at the right side of the third feeding groove (22), and the number of the arc-shaped plates (38) is two and the arc-shaped plates are mutually corresponding; and a water-resisting layer (39) is fixedly connected to the surface of the arc-shaped plate (38) at one side opposite to the two arc-shaped plates (38).
5. The lithium battery pole piece coating machine of claim 4, wherein: sponge layers (4) are fixedly connected to the upper end face and the lower end face of the third discharging groove in the inner wall of the third feeding groove (22), and the two sponge layers (4) are attached to each other; a leakage groove (42) is formed in the bottom of the sponge layer (4) below and the inner wall of the second baffle plate (21), and the leakage groove (42) is communicated with a cavity formed by the first baffle plate (12) and the second baffle plate (21); the lower surface of the sponge layer (4) below is fixedly connected with an adsorption layer (41), and the water absorption of the adsorption layer (41) is greater than that of the sponge layer (4); the adsorption layer (41) is arranged in the leakage groove (42).
6. The lithium battery pole piece coating machine of claim 1, wherein: rotating plates (43) are rotatably connected to the rotating shafts on the two sides of the two pressing rollers (23); the left side surfaces of the two rotating plates (43) are fixedly connected with arc-shaped cutters (44); and the left sides of the two arc-shaped knives (44) are fixedly connected with grinding blocks (45).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187809.9A CN110787966B (en) | 2019-11-28 | 2019-11-28 | Lithium battery pole piece coating machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911187809.9A CN110787966B (en) | 2019-11-28 | 2019-11-28 | Lithium battery pole piece coating machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110787966A CN110787966A (en) | 2020-02-14 |
| CN110787966B true CN110787966B (en) | 2021-08-20 |
Family
ID=69446460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911187809.9A Active CN110787966B (en) | 2019-11-28 | 2019-11-28 | Lithium battery pole piece coating machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110787966B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117654859B (en) * | 2024-02-02 | 2024-04-30 | 江苏钰明新材料有限公司 | Composite insulating material preparation process and composite coating processing equipment |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101741893B1 (en) * | 2015-02-27 | 2017-05-30 | 주식회사 엘지화학 | Roller for coating electrode |
| CN207170511U (en) * | 2017-08-14 | 2018-04-03 | 宁德时代新能源科技股份有限公司 | rolling device |
| CN207116581U (en) * | 2017-09-18 | 2018-03-16 | 深圳市比克动力电池有限公司 | Electrodes of lithium-ion batteries rolling device |
| CN108889643B (en) * | 2018-05-31 | 2020-11-06 | 江西省中子能源有限公司 | Electrode pole piece rolling and cleaning device for lithium ion battery production |
| CN208352429U (en) * | 2018-06-12 | 2019-01-08 | 江西省耐力科技股份有限公司 | A kind of lithium battery production roll squeezer |
| CN208880352U (en) * | 2018-09-03 | 2019-05-21 | 江西省耐力科技股份有限公司 | A kind of poly-lithium battery roll-in sander |
-
2019
- 2019-11-28 CN CN201911187809.9A patent/CN110787966B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN110787966A (en) | 2020-02-14 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110035620B (en) | SES production line | |
| CN208230342U (en) | A kind of milling roller cleaning device | |
| CN110787966B (en) | Lithium battery pole piece coating machine | |
| CN209998875U (en) | dry-wet combined online polishing device | |
| CN105154958B (en) | A kind of preparation method of the plated diamond grinding wheel of grinding material sequential arrangement | |
| CN216126986U (en) | Abrasive belt grinding device of deburring machine | |
| CN218655194U (en) | Coating roll of anti-overflow glue | |
| CN207857237U (en) | A kind of coating mechanism for lithium ion battery | |
| CN113478358A (en) | Cathode roll polishing process for reducing defects of 4.5 mu m copper foil | |
| CN218590991U (en) | Glue spreader convenient for production of mica tape electromagnetic wire | |
| CN113477465A (en) | Soft packet of lithium cell side molding equipment that can evenly go out to glue and clear up surplus glue | |
| CN210252971U (en) | Waterproofing membrane sand-lined and residual sand recovery device | |
| CN218658475U (en) | Mould a processing water sand equipment of polishing | |
| CN206810593U (en) | A kind of squash type coating die head self-cleaning mechanism | |
| CN116100098A (en) | Internal liquid filling type diamond electrode electrolytic electric spark grinding composite processing system and method | |
| CN112981472A (en) | Copper foil production process | |
| CN212040245U (en) | Wind knife device for uniformly expelling liquid | |
| CN210585371U (en) | Three-layer magnetic separator capable of discharging materials rapidly | |
| CN211026877U (en) | Coating device for lithium ion battery production | |
| CN210159877U (en) | Coating machine for processing lithium ion battery core | |
| CN108858891B (en) | Special cleaning machine for PE (polyethylene) film | |
| CN216800393U (en) | Coating machine capable of coating uniformly | |
| CN111495678A (en) | Low-surface-density lithium ion battery pole piece coating device | |
| CN210847028U (en) | Powder feeding and wiping device | |
| CN113828478B (en) | Low-surface-density high-speed extrusion type coating equipment for lithium battery pole piece |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Zeng Qingxi Inventor after: Liu Dong Inventor after: Li Qiang Inventor after: Yang Yanyuan Inventor after: Zhang Fengjun Inventor after: Shen Yupeng Inventor after: Li Li Inventor before: Li Li |
|
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20210730 Address after: 274100 North Road, 100m west of the intersection of Liangwang road and Linji Road, Binhe sub district office, Dingtao District, Heze City, Shandong Province Applicant after: SHANDONG TIANHOU NEW MATERIAL TECHNOLOGY Co.,Ltd. Address before: 234000 No. 26, Shunhe Road, Yongqiao District, Suzhou City, Anhui Province Applicant before: HUAIBEI JIULYU ENTERPRISE MANAGEMENT CONSULTATION Co.,Ltd. |
|
| GR01 | Patent grant | ||
| GR01 | Patent grant |