CN116078616A - Coating mechanism of lithium battery coating machine - Google Patents

Coating mechanism of lithium battery coating machine Download PDF

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Publication number
CN116078616A
CN116078616A CN202310161535.6A CN202310161535A CN116078616A CN 116078616 A CN116078616 A CN 116078616A CN 202310161535 A CN202310161535 A CN 202310161535A CN 116078616 A CN116078616 A CN 116078616A
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CN
China
Prior art keywords
frame
coating
lithium battery
roller
sealing
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.)
Pending
Application number
CN202310161535.6A
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Chinese (zh)
Inventor
朱明富
翟英杰
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Guangxi Yuxinen Energy Technology Co ltd
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Guangxi Yuxinen Energy Technology Co ltd
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Publication date
Application filed by Guangxi Yuxinen Energy Technology Co ltd filed Critical Guangxi Yuxinen Energy Technology Co ltd
Priority to CN202310161535.6A priority Critical patent/CN116078616A/en
Publication of CN116078616A publication Critical patent/CN116078616A/en
Pending legal-status Critical Current

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    • 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
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0254—Coating heads with slot-shaped outlet
    • 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
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/023—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface
    • 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
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C5/00—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work
    • B05C5/02—Apparatus in which liquid or other fluent material is projected, poured or allowed to flow on to the surface of the work the liquid or other fluent material being discharged through an outlet orifice by pressure, e.g. from an outlet device in contact or almost in contact, with the work
    • B05C5/0254—Coating heads with slot-shaped outlet
    • B05C5/0258—Coating heads with slot-shaped outlet flow controlled, e.g. by a valve
    • 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
    • B05C9/14—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 involving heating or cooling
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D—PROCESSES FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05D3/00—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials
    • B05D3/04—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases
    • B05D3/0406—Pretreatment of surfaces to which liquids or other fluent materials are to be applied; After-treatment of applied coatings, e.g. intermediate treating of an applied coating preparatory to subsequent applications of liquids or other fluent materials by exposure to gases the gas being air
    • B05D3/0413—Heating with air
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00—Secondary cells; Manufacture thereof
    • H01M10/05—Accumulators with non-aqueous electrolyte
    • H01M10/052—Li-accumulators
    • H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/04—Processes of manufacture in general
    • H01M4/0402—Methods of deposition of the material
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M4/00—Electrodes
    • H01M4/02—Electrodes composed of, or comprising, active material
    • H01M4/13—Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
    • H01M4/139—Processes of manufacture
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10—Energy storage using batteries

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Materials Engineering (AREA)
  • Battery Electrode And Active Subsutance (AREA)

Abstract

The invention discloses a coating mechanism of a lithium battery coating machine, which particularly relates to the technical field of lithium battery processing, and comprises a bottom frame, wherein a material placing roller is rotatably arranged at the top of one side of the bottom frame, a lithium battery coating base material is detachably arranged at the outer side of the material placing roller.

Description

Coating mechanism of lithium battery coating machine
Technical Field
The invention relates to the technical field of lithium battery processing, in particular to a coating mechanism of a lithium battery coating machine.
Background
Lithium batteries are a type of batteries using a nonaqueous electrolyte solution with lithium metal or lithium alloy as a positive/negative electrode material; lithium batteries can be broadly divided into two categories: lithium metal batteries and lithium ion batteries; in an objective way, the production process flow of the lithium battery is divided into three sections, namely pole piece manufacturing, battery core manufacturing and battery assembly. In the lithium battery production process, the pole piece manufacturing is basic, the battery core manufacturing is core, and the battery assembly is related to the quality of a lithium battery finished product; the specific links of the lithium battery production process flow comprise: preparing materials, homogenizing, coating, rolling, cutting, baking, winding, feeding into a shell, laser welding, baking, injecting liquid, pre-filling, sealing, cleaning, aging, fully inspecting, warehousing and delivering;
the pole piece slurry coating technology and equipment of the lithium battery are one of keys for developing and producing the lithium ion battery, whether the lithium ion battery is coated by a film or other coating products, most of the lithium ion battery is continuously coated on a sheet web, the length of each pole piece required for producing lithium ion batteries of different types is different, if continuous coating is adopted, then fixed-length slitting is carried out for producing the pole piece, the slurry coating needs to be scraped at one end of each section of the assembled battery, and metal foil is exposed; the process route of continuous coating and fixed-length slitting is low in efficiency and cannot meet the requirement of final mass production, and therefore, a coating mechanism of a lithium battery coating machine is provided for solving the problems.
Disclosure of Invention
The invention aims to provide a coating mechanism of a lithium battery coating machine, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a coating mechanism of lithium cell coating machine, includes the chassis, one side top of chassis rotates installs puts the material roller, put the outside demountable installation of material roller has lithium cell coating binder, one side that the material roller was kept away from to the chassis is rotated through the bearing and is installed first sparse deflector roll, one side that the chassis is close to first sparse deflector roll is rotated through the bearing and is installed the second sparse deflector roll, one side that the chassis is close to the second sparse deflector roll is rotated through the bearing and is installed two third sparse deflector rolls of upper and lower symmetric distribution, two the equal fixed cover of tip of third sparse deflector roll is equipped with drive gear, two drive gear meshing is connected, one side top fixed mounting that the chassis is close to the second sparse deflector roll has the coating subassembly, one end fixed mounting that the chassis kept away from to put the material roller has the stoving storehouse.
Preferably, the coating subassembly includes the storage frame, the outside fixed mounting of storage frame has the support frame, support frame fixed mounting is close to one side top of second dredging the deflector roll at the chassis, the closing cap is installed to top one side screw thread of storage frame, the bottom integrated into one piece of storage frame has the row material frame, the bottom slope setting of row material frame, the outside bottom movable sleeve of row material frame is equipped with the frame that seals, the inboard fixed mounting of frame has the bottom shrouding, the upper surface slope setting of bottom shrouding, the upper surface fixed mounting of bottom shrouding has the strip of paper used with row material frame cooperation, strip of paper used for sealing movable joint is in the inboard bottom of row material frame, the upper surface of bottom shrouding and the lower surface contact of row material frame.
Preferably, the top middle part fixed mounting of bottom seal board has the material frame of inhaling, the top middle part fixed mounting of material frame of inhaling has the material pipe of inhaling, the fixed joint of material pipe of inhaling is in sealing frame, bottom shrouding, the tip fixed mounting of material pipe of inhaling has the material pump of inhaling, the fixed joint of output of material pump is at the top of storage frame, a plurality of material grooves of wearing of inhaling of evenly distributed have been seted up to the bottom of material frame of inhaling, the top one side fixed mounting of bottom shrouding has the strip of scraping.
Preferably, the telescopic clamping shafts are fixedly installed on two sides of the top end of the sealing frame, the telescopic sleeves are sleeved on the top sliding sleeves of the telescopic clamping shafts, the telescopic sleeves are fixedly installed at the side ends of the discharging frame, and springs are fixedly installed between the top ends of the telescopic clamping shafts and the inner upper walls of the corresponding telescopic sleeves.
Preferably, the L-shaped driving frames are fixedly arranged at the two side ends of the sealing frame, an auxiliary shaft is rotatably arranged at the bottom of the supporting frame through a support, and a cam matched with the L-shaped driving frames is fixedly arranged at the end part of the auxiliary shaft.
Preferably, the two ends of the second dredging guide roller are fixedly provided with small gears, the outer side of the auxiliary shaft is fixedly sleeved with large gears matched with the small gears, and the small gears are in meshed connection with the large gears.
Preferably, air inlet grooves are formed in the two end portions of the third dredging guide roller, a plurality of air guide grooves are formed between the two air inlet grooves, and sealing rotating pieces are fixedly clamped in the air inlet grooves.
Preferably, the structures of the first dredging guide roller, the second dredging guide roller and the third dredging guide roller are the same, the middle part of the same-side sealing rotating piece in the first dredging guide roller, the second dredging guide roller and the third dredging guide roller is provided with an air guide branch pipe, and the end parts of the air guide branch pipes on the same side are fixedly provided with an air guide main pipe.
Preferably, the bottom fixing clip of stoving storehouse is equipped with the exhaust mouth, the tip fixed mounting of exhaust mouth has the filter, the tip fixed mounting of filter has the connecting pipe, the tip fixed mounting of connecting pipe has air guide pump mechanism, the tip fixed mounting of output and one of them air guide house steward of air guide pump mechanism.
Preferably, the middle part in stoving storehouse is rotated through the bearing and is installed a plurality of guide rolls, and is a plurality of the guide rolls with the first guide roll of dredging, the second guide roll of dredging, the third guide roll of dredging all fixed cover of one end are equipped with drive sprocket, and a plurality of drive sprocket's outside meshing is connected with drive chain.
Compared with the prior art, the invention has the beneficial effects that:
1. through setting up the coating subassembly, cooperation is used first to dredge deflector roll, second to dredge deflector roll and two third and is dredged deflector rolls, stability when promoting the subsequent coating of lithium cell coating binder, and carry out the recovery reutilization of unnecessary coating material, prevent the coating material extravagant, prevent to coat excessive coating material, thereby promoted the coating quality of coating material, and the cooperation is scraped the strip and is spread the coating material of lithium cell coating binder upper surface and carry out the scraper blade and evenly, further promote the coating quality of coating material, and carry out the brief time to lithium cell coating binder and do not scribble, leave the space on lithium cell coating binder, so that the processing of subsequent lithium cell.
2. Through setting up stoving storehouse, cooperation use first dredge deflector roll, second dredge deflector roll and two third dredge deflector rolls, when lithium cell coating matrix dredged, preheat lithium cell coating matrix, follow-up coating material of being convenient for glues and assists on lithium cell coating matrix, promotes follow-up drying efficiency to realized the recycle of waste heat, and then promoted the result of use of whole mechanism.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Figure 1 is a schematic diagram of the structure of the present invention,
figure 2 is a schematic diagram of the connection of the present invention after the partial structure is split,
figure 3 is a schematic diagram of the connection of the present invention after the partial structure is split,
FIG. 4 is a schematic view showing the structural connection of a third hydrophobic roller in the present invention,
figure 5 is a schematic view of the structural connection of the coating assembly of the present invention,
figure 6 is an enlarged view of the invention at a in figure 5,
figure 7 is an enlarged view of the invention at B in figure 5,
figure 8 is a schematic view of another structural connection of the coating assembly of the present invention,
figure 9 is an enlarged view of figure 8 at C of the present invention,
FIG. 10 is a schematic view showing the structural connection of the second hydrophobic roller and the coating assembly in the present invention,
FIG. 11 is a schematic view of a structure of a drying bin according to the present invention,
figure 12 is an enlarged view of the invention at D in figure 11,
FIG. 13 is a schematic diagram showing the connection of a part of the structure in the present invention.
In the figure: 1. a chassis; 2. a material placing roller; 21. coating a base material of a lithium battery; 3. a first thinning roller; 31. a second thinning roller; 4. a third dredging roller; 401. an air inlet groove; 402. an air guide groove; 403. sealing the rotating member; 41. a transmission gear; 42. an air guide branch pipe; 43. a gas guide main pipe; 5. a coating assembly; 6. a drying bin; 7. a small gear; 71. a large gear; 8. a guide roller; 9. a drive sprocket; 10. a drive chain; 51. a storage frame; 511. a support frame; 512. a cover; 52. a discharging frame; 53. sealing a frame; 54. a bottom sealing plate; 55. a seal; 56. a material sucking frame; 561. a suction pipe; 562. sucking and passing through the groove; 563. a suction pump; 57. scraping the strip; 58. a telescopic clamping shaft; 581. a telescoping sleeve; 582. a spring; 59. an L-shaped driving frame; 591. a cam; 510. an auxiliary shaft; 61. a waste discharge port; 62. a filter; 63. a connecting pipe; 64. and the air guide pump mechanism.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Examples: as shown in fig. 1-13, the invention provides a coating mechanism of a lithium battery coating machine, which comprises a chassis 1, wherein a material placing roller 2 is rotatably arranged at the top of one side of the chassis 1, a lithium battery coating base material 21 is detachably arranged at the outer side of the material placing roller 2, the material placing roller 2 is driven to rotate by an external driving mechanism to drive the lithium battery coating base material 21 to rotate, so that the lithium battery coating base material 21 is unreeled, a first material placing roller 3 is rotatably arranged at one side of the chassis 1 far from the material placing roller 2 through a bearing, a second material placing roller 31 is rotatably arranged at one side of the chassis 1 near the first material placing roller 3 through a bearing, two third material placing rollers 4 which are vertically symmetrically distributed are rotatably arranged at one side of the chassis 1 near the second material placing roller 31 through a bearing, the first material placing roller 3, the second material placing roller 31 and the two third material placing rollers 4 are conveniently rotated on the chassis 1, the two ends of the third thinning roller 4 are fixedly sleeved with transmission gears 41, the two transmission gears 41 are in meshed connection, the transmission gears 41 are arranged at one ends of the two third thinning roller 4, the two transmission gears 41 are in meshed connection, when the bottom third thinning roller 4 rotates, the top third thinning roller 4 is driven to synchronously rotate reversely, the top end of one side of the underframe 1, which is close to the second thinning roller 31, is fixedly provided with a coating component 5, one end of the underframe 1, which is far away from the material placing roller 2, is fixedly provided with a drying bin 6, when in use, the end of the unreeled lithium battery coating base material 21 sequentially passes through the space between the two third thinning roller 4, the space between the second thinning roller 31 and the coating component 5 and the first thinning roller 3, and then is placed in the drying bin 6, and the third thinning roller 4, the second thinning roller 31 and the first thinning roller 3 are driven to rotate, the lithium battery coating base material 21 is stably dredged, so that the stability of the lithium battery coating base material 21 in the subsequent coating process is improved, and the coating quality and effect of the lithium battery coating base material 21 are further improved.
The coating component 5 comprises a storage frame 51, a supporting frame 511 is fixedly arranged at the outer side of the storage frame 51, the supporting frame 511 is fixedly arranged at the top end of one side of the underframe 1 close to the second dredging roller 31, a sealing cover 512 is arranged at one side of the top end of the storage frame 51 in a threaded manner, when the coating component is used, the sealing cover 512 is rotated to open the sealing cover 512, a coating material is placed in the storage frame 51, then the sealing cover 512 is rotated reversely to seal the storage frame 51, the bottom of the storage frame 51 is integrally formed with a discharging frame 52, the bottom of the discharging frame 52 is obliquely arranged, coating material in the storage frame 51 flows into the discharging frame 52, a sealing frame 53 is movably sleeved at the bottom of the outer side of the discharging frame 52, the sealing frame 53 can slide and lift at the bottom of the outer side of the discharging frame 52, a bottom sealing plate 54 is fixedly arranged at the inner side of the sealing frame 53, the upper surface of the bottom sealing plate 54 is obliquely arranged, the upper surface of the bottom sealing plate 54 is fixedly provided with a seal 55 matched with the discharge frame 52, the seal 55 is movably clamped at the bottom of the inner side of the discharge frame 52 through the arrangement of the seal 55 in an initial state, the seal 55 seals the bottom of the discharge frame 52 to prevent the coating material flowing into the discharge frame 52 from being discharged, the upper surface of the bottom sealing plate 54 is contacted with the lower surface of the discharge frame 52, when the bottom sealing plate 54 is driven to slide and descend at the bottom of the outer side of the discharge frame 52 to drive the bottom sealing plate 54 and the seal 55 to descend, the seal 55 is separated from the bottom of the inner side of the discharge frame 52, the coating material in the discharge frame 52 is discharged at the inclined upper surface of the bottom sealing plate 54 through the bottom of the discharge frame 52, the seal of the seal 53 is matched, the coating material on the upper surface of the bottom sealing plate 54 is prevented from being in turbulent flow, the waste is caused, the coating quality is influenced, the coating material of the inclined upper surface of the bottom sealing plate 54 is coated on the upper surface of the lithium battery coating base material 21 in an inclined manner.
The middle part of the top end of the bottom sealing plate 54 is fixedly provided with a suction frame 56, the middle part of the top end of the suction frame 56 is fixedly provided with a suction pipe 561, the suction pipe 561 is fixedly clamped in the sealing frame 53 and the bottom sealing plate 54, the end part of the suction pipe 561 is fixedly provided with a suction pump 563, the output end of the suction pump 563 is fixedly clamped at the top of the storage frame 51, the bottom end of the suction frame 56 is provided with a plurality of suction penetrating grooves 562 which are uniformly distributed, one side of the top end of the bottom sealing plate 54 is fixedly provided with a scraping strip 57, the upper surface of the lithium battery coating base material 21 is uniformly coated with coating materials, and when the upper surface of the lithium battery coating base material 21 is subjected to the condition of coating quantity increase, the lower surface of the suction frame 56 is placed in the coating material, at this time, the suction pump 563 is turned on, the excessive coating material higher than the lower surface of the suction frame 56 is sucked into the suction frame 56 through the suction through grooves 562, and then the excessive coating material is recycled and reused by the suction pipe 561 and the suction pump 563 and enters the top of the storage frame 51, so that the coating material is prevented from being wasted, the excessive coating material is prevented from being coated, the coating quality of the coating material is improved, the dredged coating base material 21 is effectively and automatically coated, the coating material on the upper surface of the coating base material 21 of the lithium battery is uniformly paved by scraping in a matched manner, and the coating quality of the coating material is further improved.
The telescopic clamping shafts 58 are fixedly mounted on two sides of the top end of the sealing frame 53, the telescopic sleeves 581 are sleeved on the top sliding sleeves of the telescopic clamping shafts 58, the telescopic sleeves 581 are fixedly mounted at the side ends of the discharging frame 52, springs 582 are fixedly mounted between the top ends of the telescopic clamping shafts 58 and the inner upper walls of the corresponding telescopic sleeves 581, when the sealing strips 55 are movably clamped at the bottom of the inner side of the discharging frame 52, the telescopic clamping shafts 58 squeeze the springs 582, the springs 582 contract, and the telescopic clamping shafts 58 are always propped against the telescopic clamping shafts 58 through the reaction force of the springs 582, so that the telescopic clamping shafts 58 have downward force.
An L-shaped driving frame 59 is fixedly arranged at two side ends of the sealing frame 53, an auxiliary shaft 510 is rotatably arranged at the bottom of the supporting frame 511 through a support, a small gear 7 is fixedly arranged at two end parts of the second dredging guide roller 31, a large gear 71 matched with the small gear 7 is fixedly sleeved on the outer side of the auxiliary shaft 510, the small gear 7 is in meshed connection with the large gear 71, and a cam 591 matched with the L-shaped driving frame 59 is fixedly arranged at the end part of the auxiliary shaft 510; the second thinning roller 31 rotates and drives the small gear 7 to rotate, so that the large gear 71 and the auxiliary shaft 510 are driven to rotate slowly, the driving cam 591 is driven to rotate slowly, when the driving cam 591 props against the L-shaped driving frame 59, the driving sealing frame 53 moves up to the topmost part, so that the sealing strip 55 is driven to be movably clamped at the inner bottom of the discharging frame 52, when the driving cam 591 continues to rotate and is separated from the L-shaped driving frame 59, the spring 582 resets, the reaction force drives the telescopic clamping shaft 58 to move downwards, the sealing strip 53, the bottom sealing plate 54 and the sealing strip 55 are driven to descend, the sealing strip 55 is separated from the inner bottom of the discharging frame 52, intermittent sealing of the bottom of the discharging frame 52 is realized, the bottom of the discharging frame 52 is controlled to be not discharged for a short time, and therefore, the lithium battery coating base 21 is not coated for a short time, and gaps are reserved on the lithium battery coating base 21, so that the lithium battery is convenient to process.
The middle part of stoving storehouse 6 is through bearing rotation installation a plurality of guide rolls 8, and is a plurality of guide rolls 8 with the first guide roll 3 that dredges, second guide roll 31, the third guide roll 4's all fixed cover is equipped with drive sprocket 9, a plurality of drive sprocket 9's outside meshing is connected with drive chain 10, and the lithium cell coating binder 21 of placing in stoving storehouse 6 is arranged in a plurality of guide rolls 8 top, drives one of them guide roll 8 through external driving mechanism, cooperates the meshing transmission of a plurality of drive sprocket 9 and drive chain 10, and synchronous drive a plurality of guide rolls 8 and first guide roll 3, second guide roll 31, third guide roll 4 are dredged in step, and stable the dredging is carried out to lithium cell coating binder 21, promotes the stability that lithium cell coating binder 21 was dried in stoving storehouse 6 after the coating quality of lithium cell coating binder 21 has further been promoted.
Air inlet grooves 401 are formed in the two end portions of the third dredging guide roller 4, a plurality of air guide grooves 402 are formed between the two air inlet grooves 401, and sealing rotating pieces 403 are fixedly clamped in the air inlet grooves 401; the structure of the first dredging guide roller 3, the second dredging guide roller 31 and the structure of the third dredging guide roller 4 are the same, the middle part of the same-side sealing rotating piece 403 in the first dredging guide roller 3, the second dredging guide roller 31 and the third dredging guide roller 4 is provided with an air guide branch pipe 42, and when the first dredging guide roller 3, the second dredging guide roller 31 and the third dredging guide roller 4 rotate by arranging the sealing rotating piece 403, the fixing of the air guide branch pipe 42 is not affected, and the end part of the air guide branch pipe 42 on the same side is fixedly provided with the air guide main pipe 43.
The bottom fixing clip of stoving storehouse 6 is equipped with exhaust port 61, exhaust port 61's tip fixed mounting has filter 62, filter 62's tip fixed mounting has connecting pipe 63, connecting pipe 63's tip fixed mounting has air guide pump mechanism 64, air guide pump mechanism 64's output and one of them air guide house steward 43's tip fixed mounting, when stoving storehouse 6 is dried, can produce and have the thermal waste gas, open air guide pump mechanism 64 this moment, the thermal waste gas passes through exhaust port 61, filter 62 filters the back, get into one of them air guide house steward 43 through connecting pipe 63, then get into a plurality of air guide branch pipes 42, then get into a plurality of air guide grooves 402 in corresponding first sparse deflector roll 3, second sparse deflector roll 31 and third sparse deflector roll 4, heat first sparse deflector roll 3, second sparse deflector roll 31 and third sparse deflector roll 4, and through a plurality of air guide grooves 402 of opposite side, air guide house steward 43 discharges, through the battery to heat sparse deflector roll 3, second sparse deflector roll 31 and third sparse deflector roll 4, after the lithium cell 21 filters, the subsequent lithium cell 21 is coated, the subsequent coating efficiency of lithium cell is realized, the subsequent coating 21 is realized, the subsequent coating mechanism is realized, the subsequent lithium cell coating 21 is used to the subsequent coating efficiency is improved, and lithium cell coating is recovered, the subsequent coating base 21 is used, the subsequent drying base 21 is used to the subsequent to the lithium cell is used to be used to the lithium coated.
Working principle: when the coating machine is used, the sealing cover 512 is rotated to open the sealing cover 512, a coating material is placed in the material storage frame 51, then the sealing cover 512 is rotated reversely to seal the material storage frame 51, the sealing strip 55 is movably clamped at the bottom of the inner side of the material discharge frame 52 in an initial state, the sealing strip 55 seals the bottom of the material discharge frame 52, and the coating material flowing into the material discharge frame 52 is prevented from being discharged;
when the lithium battery coating base material 21 is used, the end parts of the unreeled lithium battery coating base material 21 sequentially pass through the space between the two third material guiding rollers 4, the space between the second material guiding rollers 31 and the coating assembly 5 and the first material guiding rollers 3, then are placed in the drying bin 6, the lithium battery coating base material 21 placed in the drying bin 6 is placed above the plurality of material guiding rollers 8, one of the material guiding rollers 8 is driven by an external driving mechanism, and the plurality of material guiding rollers 8, the first material guiding rollers 3, the second material guiding rollers 31 and the third material guiding rollers 4 are synchronously driven to rotate in coordination with the meshing transmission of the plurality of driving chain wheels 9 and the driving chain 10, so that the lithium battery coating base material 21 is stably guided;
the second thinning roller 31 rotates and drives the small gear 7 to rotate, so that the large gear 71 and the auxiliary shaft 510 are driven to rotate slowly, and then the driving cam 591 is driven to rotate slowly, when the driving cam 591 props against the L-shaped driving frame 59, the sealing frame 53 is driven to move up to the top, so that the sealing strip 55 is driven to be movably clamped at the bottom of the inner side of the discharging frame 52, when the driving cam 591 continues to rotate and is separated from the L-shaped driving frame 59, the spring 582 is reset, the reaction force drives the telescopic clamping shaft 58 to move downwards, and the sealing strip 53, the bottom sealing plate 54 and the sealing strip 55 are driven to descend, and the sealing strip 55 is separated from the bottom of the inner side of the discharging frame 52;
the coating materials in the discharging frame 52 are discharged on the inclined upper surface of the bottom sealing plate 54 through the bottom of the discharging frame 52, and are matched with the baffle of the sealing frame 53, so that the coating materials on the upper surface of the bottom sealing plate 54 are prevented from being turbulent, waste is caused, the coating quality is influenced, and the coating materials on the inclined upper surface of the bottom sealing plate 54 are obliquely coated on the upper surface of the lithium battery coating base material 21;
when the upper surface of the lithium battery coating base material 21 is uniformly coated with coating materials, and the coating amount of the upper surface of the lithium battery coating base material 21 is increased, the lower surface of the suction frame 56 is placed in the coating materials, at the moment, a suction pump 563 is started, excessive coating materials higher than the lower surface of the suction frame 56 are sucked into the suction frame 56 through a plurality of suction through grooves 562, then the excessive coating materials enter the top of the storage frame 51 in a recycling way through the suction pipes 561 and the suction pump 563, the excessive coating materials are recycled for secondary use, the waste of the coating materials are prevented, and excessive coating materials are prevented from being coated, so that the coating quality of the coating materials is improved, the effective automatic coating is carried out on the dredged lithium battery coating base material 21, the coating materials on the upper surface of the lithium battery coating base material 21 are uniformly paved by scraping plates by matching with the scraping strips 57, and the coating quality of the coating materials is further improved;
when the driving cam 591 rotates against the L-shaped driving frame 59 again, the driving sealing frame 53 moves upwards to the top, so that the sealing strip 55 is driven to be movably clamped at the bottom of the inner side of the discharging frame 52, intermittent blocking of the bottom of the discharging frame 52 is realized, the bottom of the discharging frame 52 is controlled to be not discharged for a short time, the lithium battery coating base material 21 is not coated for a short time, and a gap is reserved on the lithium battery coating base material 21, so that the subsequent lithium battery processing is facilitated;
the lithium battery coating base material 21 is stably dried in a drying bin 6 after being coated;
when the drying bin 6 is dried, waste gas with heat is generated, at the moment, the air guide pump mechanism 64 is started, after the waste gas with heat is filtered through the waste discharge port 61 and the filter piece 62, the waste gas enters one of the air guide main pipes 43 through the connecting pipe 63, then enters the plurality of air guide branch pipes 42, then enters the plurality of air guide grooves 402 corresponding to the first guide roller 3, the second guide roller 31 and the third guide roller 4, heats the first guide roller 3, the second guide roller 31 and the third guide roller 4, is discharged through the plurality of air guide grooves 402 and the air guide main pipe 43 at the other side, and preheats the lithium battery coating base material 21 when the lithium battery coating base material 21 is dredged, so that the subsequent coating material is convenient to adhere to the lithium battery coating base material 21, the subsequent drying efficiency is improved, the recycling of waste heat is realized, and the using effect of the whole mechanism is improved.
Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (10)

1. The utility model provides a coating mechanism of lithium cell coating machine, includes chassis (1), its characterized in that: the lithium battery coating base material device is characterized in that a material placing roller (2) is rotatably installed at the top of one side of the bottom frame (1), a lithium battery coating base material (21) is detachably installed at the outer side of the material placing roller (2), a first material placing roller (3) is rotatably installed at one side of the bottom frame (1) far away from the material placing roller (2) through a bearing, a second material placing roller (31) is rotatably installed at one side of the bottom frame (1) near the first material placing roller (3) through a bearing, two third material placing rollers (4) which are symmetrically distributed up and down are rotatably installed at one side of the bottom frame (1) near the second material placing roller (31) through a bearing, a transmission gear (41) is fixedly sleeved at one end part of each of the third material placing rollers (4), two transmission gears (41) are in meshed connection, a coating assembly (5) is fixedly installed at the top end of one side of the bottom frame (1) near the second material placing roller (2), and a drying bin (6) is fixedly installed at one end of the bottom frame (1).
2. The coating mechanism of a lithium battery coating machine according to claim 1, wherein: the coating assembly (5) comprises a storage frame (51), a support frame (511) is fixedly arranged on the outer side of the storage frame (51), the support frame (511) is fixedly arranged on one side top end of a chassis (1) close to a second dredging guide roller (31), a sealing cover (512) is arranged on one side of the top end of the storage frame (51) in a threaded mode, a discharging frame (52) is integrally formed in the bottom of the storage frame (51), the bottom of the discharging frame (52) is obliquely arranged, a sealing frame (53) is movably sleeved on the outer side bottom of the discharging frame (52), a bottom sealing plate (54) is fixedly arranged on the inner side of the sealing frame (53), a sealing strip (55) matched with the discharging frame (52) is fixedly arranged on the upper surface of the bottom sealing plate (54), and the upper surface of the bottom sealing plate (54) is in contact with the lower surface of the discharging frame (52) in a movable clamping mode.
3. The coating mechanism of a lithium battery coating machine according to claim 2, wherein: the utility model discloses a material sucking frame, including bottom seal board (54) and scraping strip, top middle part fixed mounting of bottom seal board (54) has material sucking frame (56), material sucking frame (56)'s top middle part fixed mounting has material sucking pipe (561), material sucking pipe (561) fixed joint is in seal frame (53), bottom seal board (54), material sucking pump (563) are installed to the tip fixed mounting of material sucking pipe (561), the output fixed joint of material sucking pump (563) is at the top of storage frame (51), a plurality of material sucking through grooves (562) of evenly distributed have been seted up to the bottom of material sucking frame (56), top one side fixed mounting of bottom seal board (54) has scraping strip (57).
4. The coating mechanism of a lithium battery coating machine according to claim 2, wherein: the automatic feeding and discharging device is characterized in that the two sides of the top end of the sealing frame (53) are fixedly provided with telescopic clamping shafts (58), the top of each telescopic clamping shaft (58) is sleeved with a telescopic sleeve (581) in a sliding mode, each telescopic sleeve (581) is fixedly arranged at the side end of the discharging frame (52), and a spring (582) is fixedly arranged between the top end of each telescopic clamping shaft (58) and the inner upper wall of the corresponding telescopic sleeve (581).
5. The coating mechanism of a lithium battery coating machine according to claim 2, wherein: the two side ends of the sealing frame (53) are fixedly provided with L-shaped driving frames (59), the bottom of the supporting frame (511) is rotatably provided with an auxiliary shaft (510) through a support, and the end part of the auxiliary shaft (510) is fixedly provided with a cam (591) matched with the L-shaped driving frames (59).
6. The coating mechanism of a lithium battery coating machine according to claim 5, wherein: the small gears (7) are fixedly mounted at the two end parts of the second dredging guide roller (31), the large gears (71) matched with the small gears (7) are fixedly sleeved on the outer sides of the auxiliary shafts (510), and the small gears (7) are connected with the large gears (71) in a meshed mode.
7. The coating mechanism of a lithium battery coating machine according to claim 1, wherein: air inlet grooves (401) are formed in the two end portions of the third dredging guide roller (4), a plurality of air guide grooves (402) are formed between the two air inlet grooves (401), and sealing rotating pieces (403) are fixedly clamped in the air inlet grooves (401).
8. The coating mechanism of a lithium battery coating machine according to claim 7, wherein: the structure of the first dredging guide roller (3), the structure of the second dredging guide roller (31) and the structure of the third dredging guide roller (4) are the same, the middle parts of the same-side sealing rotating parts (403) in the first dredging guide roller (3), the second dredging guide roller (31) and the third dredging guide roller (4) are provided with air guide branch pipes (42), and the end parts of the air guide branch pipes (42) on the same side are fixedly provided with air guide main pipes (43).
9. The coating mechanism of a lithium battery coating machine according to claim 8, wherein: the bottom fixing clip of stoving storehouse (6) is equipped with waste outlet (61), the tip fixed mounting of waste outlet (61) has filter (62), the tip fixed mounting of filter (62) has connecting pipe (63), the tip fixed mounting of connecting pipe (63) has air guide pump mechanism (64), the tip fixed mounting of the output of air guide pump mechanism (64) and one of them air guide house steward (43).
10. The coating mechanism of a lithium battery coating machine according to claim 1, wherein: the middle part of stoving storehouse (6) is rotated through the bearing and is installed a plurality of guide rolls (8), and is a plurality of guide rolls (8) with first guide roll (3), second guide roll (31), third guide roll (4) all fixed cover is equipped with drive sprocket (9), a plurality of drive sprocket (9) outside meshing is connected with drive chain (10).
CN202310161535.6A 2023-02-24 2023-02-24 Coating mechanism of lithium battery coating machine Pending CN116078616A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310161535.6A CN116078616A (en) 2023-02-24 2023-02-24 Coating mechanism of lithium battery coating machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310161535.6A CN116078616A (en) 2023-02-24 2023-02-24 Coating mechanism of lithium battery coating machine

Publications (1)

Publication Number Publication Date
CN116078616A true CN116078616A (en) 2023-05-09

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310161535.6A Pending CN116078616A (en) 2023-02-24 2023-02-24 Coating mechanism of lithium battery coating machine

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Country Link
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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117600013A (en) * 2024-01-18 2024-02-27 江西格兰美辰新材料有限公司 Plain net auxiliary coating device

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117600013A (en) * 2024-01-18 2024-02-27 江西格兰美辰新材料有限公司 Plain net auxiliary coating device
CN117600013B (en) * 2024-01-18 2024-03-26 江西格兰美辰新材料有限公司 Plain net auxiliary coating device

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