CN217249713U - Lithium battery pole piece screening device - Google Patents
Lithium battery pole piece screening device Download PDFInfo
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- CN217249713U CN217249713U CN202220717353.3U CN202220717353U CN217249713U CN 217249713 U CN217249713 U CN 217249713U CN 202220717353 U CN202220717353 U CN 202220717353U CN 217249713 U CN217249713 U CN 217249713U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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Abstract
The utility model provides a lithium battery pole piece screening device, which comprises a cleaning component, a drying component, a magnetic separation component and a negative screening component which are arranged in sequence along the advancing direction of a lithium battery pole piece, wherein the negative screening component comprises a conveying mechanism, a dispersing mechanism, an image acquisition mechanism, a material suction mechanism and a controller, the conveying mechanism is used for conveying the pole piece forwards, the dispersing mechanism is used for preventing the pole piece from being stacked on the conveying mechanism, the image acquisition mechanism is used for taking a picture of the pole piece, the material suction mechanism is arranged above the conveying mechanism in front of the image acquisition mechanism, the material suction mechanism is used for sucking the pole piece, the controller is respectively electrically connected with the image acquisition mechanism and the material suction mechanism, the lithium battery pole piece screening device applies an image identification technology and a negative pressure material suction mechanism, can accurately identify the negative pole piece, and further finely screen the positive pole piece sorted in the previous process, the screening speed is fast, and the degree of accuracy is high, has saved the manpower consumption, has practiced thrift manufacturing cost.
Description
Technical Field
The utility model belongs to the lithium cell recovery technology field especially relates to a lithium battery pole piece sieving mechanism.
Background
After the lithium cell is disassembled through the physical method, the positive and negative garrulous pole piece through having washd electrolyte mixes together, mixes garrulous pole piece and selects separately the back through a road, still can have a small amount of negative pole piece in the positive plate, and a small amount of negative pole piece can influence the positive pole material purity that the epilogue extracted out, leads to the requirement that the positive pole material can't satisfy the recovery and reuse. Most of the existing lithium battery recovery processes are implemented by manual screening of negative plates by staff, and are low in separation efficiency, high in error rate and poor in screening effect.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a lithium battery pole piece sieving mechanism to the realization is got rid of the accuracy of negative pole piece, satisfies the requirement that the content of the negative pole piece that dopes among the positive plate is no longer than 0.1% in getting into back one process.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a lithium battery pole piece screening device comprises a cleaning component, a drying component, a magnetic separation component and a negative screening component which are sequentially arranged along the advancing direction of a lithium battery pole piece, wherein the cleaning component is used for cleaning and removing electrolyte loaded on the lithium battery pole piece, the drying component is used for drying the cleaned lithium battery pole piece, the magnetic separation component is used for removing magnetic impurities in the lithium battery pole piece,
the negative pole screening assembly comprises a conveying mechanism, a dispersing mechanism, an image acquiring mechanism, a material sucking mechanism and a controller, wherein the conveying mechanism is used for conveying pole pieces forwards, the conveying mechanism is obliquely arranged, the height of one end, close to the pole piece entering, of the conveying mechanism is lower than that of the other end of the conveying mechanism, the pole pieces are stacked on the conveying mechanism more tightly by utilizing the oblique structure, and baffles are arranged on two sides of the conveying mechanism to prevent the pole pieces from falling off from the two sides of the conveying mechanism; the dispersing mechanism is arranged above the conveying mechanism and comprises a reverse conveying belt and a scraper blade abutted against the reverse conveying belt, the scraper blade is arranged above one end, close to the pole piece, of the reverse conveying belt, the conveying direction of the reverse conveying belt is opposite to that of the conveying mechanism, a gap is reserved between the reverse conveying belt and the conveying mechanism, the pole piece is conveyed forwards along the conveying mechanism after passing through the gap, the size of the gap is matched with the thickness of the pole piece, the pole piece is prevented from being stacked on the conveying mechanism, the pole piece can be dispersed on the conveying mechanism by a certain thickness through the reverse conveying belt, interference on the work of the image acquisition mechanism is avoided, and the scraper blade can scrape the pole piece attached to the reverse conveying belt; the image acquisition mechanism is arranged above the conveying mechanism, the image acquisition mechanism is used for photographing the pole pieces, the suction mechanism is arranged above the conveying mechanism in front of the image acquisition mechanism and used for sucking the pole pieces, and the controller is respectively electrically connected with the image acquisition mechanism and the suction mechanism.
Further, the controller is electrically connected with the conveying mechanism, and the controller controls the starting time of the material suction mechanism according to the running speed of the conveying mechanism.
Further, inhale material mechanism and include negative pressure generator, suction nozzle, horizontal migration subassembly and vertical migration subassembly, negative pressure generator passes through pipeline and suction nozzle intercommunication, the stiff end of vertical migration subassembly links to each other with the removal end of horizontal migration subassembly, the suction nozzle links to each other with the removal end of vertical migration subassembly, and the horizontal migration subassembly drives vertical migration subassembly and carries out reciprocating motion on the horizontal direction, and vertical migration subassembly drives the suction nozzle and is close to or keeps away from conveying mechanism, and when being close to conveying mechanism, the negative pole piece can be inhaled in the suction nozzle under the negative pressure effect.
Further, the horizontal migration subassembly includes hold-in range module and driving motor, driving motor is used for driving the hold-in range module.
Further, the vertical moving assembly includes a cylinder.
Furthermore, a material collecting barrel is arranged on a pipeline between the negative pressure generator and the suction nozzle.
Furthermore, the collecting barrel is communicated with a discharge pipe.
Further, still include the light source, the light source is located the conveying mechanism top, and the light source is used for shining the pole piece, provides suitable luminance for the image acquisition mechanism shoots.
The utility model provides a lithium battery pole piece sieving mechanism is used for lithium cell physics method to disassemble positive negative pole piece and selects separately the process. The utility model provides a lithium battery pole piece sieving mechanism's theory of operation does: the recovered positive and negative pole pieces are mixed with magnetic impurities such as nickel, cobalt, manganese and the like, and a large amount of electrolyte is attached to the recovered positive and negative pole pieces, the recovered positive and negative pole pieces are cleaned by a cleaning assembly to remove the attached electrolyte, then the lithium battery pole pieces are dried by a drying assembly, the dried lithium battery pole pieces pass through a magnetic separation assembly to remove the magnetic impurities such as nickel, cobalt, manganese and the like in the lithium battery pole pieces, and in the production process, part of negative pole pieces are also mixed in the positive pole pieces sorted by the magnetic separation assembly, so that the parameters of a subsequently extracted positive pole material do not reach the standard, and finally the positive pole material is conveyed to a negative pole screening assembly to finely screen the doped negative pole pieces in the positive pole pieces;
the working principle of the negative electrode screening assembly is as follows: under the condition that the light source shines, shoot the sample in real time and through system operation through the mixed pole piece of image acquisition mechanism on to conveying mechanism, according to the difference of positive and negative pole piece formation of image colour, fix a position the coordinate position that the negative pole piece exists in, in image acquisition mechanism transmits the result after the sample to the controller afterwards, the controller is handling the back and is inhaling material mechanism through the signal of telecommunication transmission, it passes through driving motor to inhale material mechanism, hold-in range module, parts such as cylinder mutually support, carry out accurate the picking up with conveying mechanism last negative pole piece of coming. Negative pressure is generated in the material suction mechanism through a negative pressure generator, the negative pole pieces are collected into the collecting barrel along the pipeline through the negative pressure, and the negative pole pieces in the collecting barrel are finally conveyed to the outside of the production line through the discharge pipe to be collected.
After the positive plate is subjected to visual fine sorting, the purity of the positive plate material conveyed to the next procedure is improved, and a foundation is laid for extraction and repair of the positive plate material.
Compared with the prior art, lithium-ion battery pole piece screening device have following advantage:
(1) the lithium battery pole piece screening device of the utility model applies the image recognition technology and the negative pressure material suction mechanism, can accurately identify the negative pole piece, simultaneously avoids the interference of pole piece stacking on the identification result, further finely screens the positive pole piece sorted in the previous process, has high screening speed and high accuracy, saves the manpower consumption and saves the production cost;
(2) lithium-ion battery pole piece sieving mechanism simple structure, easily make, the maintenance cost is low, is applicable to industrial production.
Drawings
The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:
fig. 1 is a schematic perspective view of a lithium battery pole piece screening device according to an embodiment of the present invention;
fig. 2 is a schematic side view of a lithium battery pole piece screening device according to an embodiment of the present invention;
fig. 3 is a schematic view of a partially enlarged structure of a lithium battery pole piece screening device according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a dispersing mechanism according to an embodiment of the present invention.
Description of reference numerals:
1. a forward conveyor; 2. an industrial camera; 3. a suction nozzle; 4. a synchronous belt module; 5. a drive motor; 6. a cylinder; 7. a collecting barrel; 8. a discharge pipe; 9. a light source; 10. a reverse conveyor belt; 11. and a scraper.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
The lithium battery pole piece screening device comprises a cleaning component, a drying component, a magnetic separation component and a negative pole screening component which are sequentially arranged along the advancing direction of a lithium battery pole piece, wherein the cleaning component is used for cleaning and removing electrolyte loaded on the lithium battery pole piece, the drying component is used for drying the cleaned lithium battery pole piece, the magnetic separation component is used for removing magnetic impurities in the lithium battery pole piece,
the negative pole screening assembly comprises a support, a forward conveyor belt 1, a reverse conveyor belt 10, an industrial camera 2, a light source 9, a material sucking mechanism and a controller, wherein the forward conveyor belt 1 is used for conveying pole pieces forwards, a dispersing station, a visual shooting station and a material sucking station are sequentially arranged on the forward conveyor belt 1 along the pole piece conveying direction, the reverse conveyor belt 10 is arranged on the support above the dispersing station of the forward conveyor belt 1, the reverse conveyor belt 10 is opposite to the conveying direction of the forward conveyor belt 1, a gap is reserved between the reverse conveyor belt 10 and the forward conveyor belt 1, the pole pieces are conveyed forwards along the forward conveyor belt 1 from the gap, a scraper 11 is further arranged on the support, the scraper 11 is abutted against the upper side of one end, close to the pole pieces, of the reverse conveyor belt 10, the pole pieces attached to the reverse conveyor belt 10 can be scraped off, the pole pieces can be dispersed on the forward conveyor belt 1 by a certain thickness through the reverse conveyor belt 10, prevent the pole pieces from stacking on the positive conveyor belt 1 and avoid the interference to the work of the industrial camera 2, the industrial camera 2 is arranged on a bracket above a visual shooting station of the positive conveyor belt 1, the industrial camera 2 is used for shooting the pole pieces, the material suction mechanism is arranged in front of the industrial camera 2 and is arranged on the bracket above a material suction station of the positive conveyor belt 1, the controller is respectively electrically connected with the positive conveyor belt 1, the industrial camera 2 and the material suction mechanism, the material suction mechanism comprises a negative pressure generator, a suction nozzle 3, a horizontal moving component and a vertical moving component, the negative pressure generator is communicated with the suction nozzle 3 through a pipeline, the horizontal moving component comprises a synchronous belt module 4 and a driving motor 5 for driving the synchronous belt module 4, the vertical moving component comprises an air cylinder 6, the negative pressure generator, the synchronous belt module 4 and the driving motor 5 are fixedly arranged on the bracket, a material collecting barrel 7 is arranged on the pipeline between the negative pressure generator and the suction nozzle 3, the communicating of collecting bucket 7 has discharging pipe 8, has set firmly the cylinder mount pad on the hold-in range of hold-in range module 4, and cylinder 6 is vertical to set firmly on the cylinder mount pad, is equipped with the pipe clamp on the output shaft of cylinder 6, presss from both sides tight fixedly with suction nozzle 3 through the pipe clamp.
The working flow of the lithium battery pole piece screening device in the embodiment is as follows:
the positive plate material doped with the negative plate is conveyed from the feeding end of the forward conveyor belt 1 along the conveying direction of the forward conveyor belt 1. When the pole piece reaches the visual photographing station, the industrial camera 2 photographs under the irradiation of the light source 9 to obtain image data and transmits the image data to the controller, and the controller analyzes the image data and positions the position coordinate of the negative pole piece on the forward conveying belt 1. When the position coordinates of the negative pole pieces exist, the controller calculates the starting time of the material suction mechanism again through the distance between the visual photographing station and the material suction station and the running speed of the forward conveyor belt 1, then sends the starting time and the position coordinates to the material suction mechanism, and when the negative pole pieces move to the material suction station, the four groups of material suction mechanisms with the negative pressure generators respectively suck the negative pole pieces in the corresponding areas of the material suction station. The negative pole piece is collected in the collecting bucket 7 through inhaling material mechanism pipeline in unison, then discharges outside the production line through discharging pipe 8.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a lithium battery pole piece sieving mechanism which characterized in that: comprises a cleaning component, a drying component, a magnetic separation component and a negative screening component which are sequentially arranged along the advancing direction of a lithium battery pole piece, wherein the cleaning component is used for cleaning and removing electrolyte loaded on the lithium battery pole piece, the drying component is used for drying the cleaned lithium battery pole piece, the magnetic separation component is used for removing magnetic impurities in the lithium battery pole piece,
the negative pole screening assembly comprises a conveying mechanism, the conveying mechanism is used for conveying pole pieces forwards, and baffle plates are arranged on two sides of the conveying mechanism;
the dispersing mechanism is arranged above the conveying mechanism and comprises a reverse conveying belt and a scraper plate abutted against the reverse conveying belt, the conveying directions of the reverse conveying belt and the conveying mechanism are opposite, and a gap is reserved between the reverse conveying belt and the conveying mechanism;
the image acquisition mechanism is arranged above the conveying mechanism and is used for photographing the pole piece;
the material sucking mechanism is arranged above the conveying mechanism in front of the image acquisition mechanism and is used for sucking the pole pieces;
and the controller is electrically connected with the image acquisition mechanism and the material suction mechanism respectively.
2. The lithium battery pole piece screening device of claim 1, wherein: the controller is electrically connected with the conveying mechanism.
3. The lithium battery pole piece screening device of claim 1, wherein the material suction mechanism comprises a negative pressure generator, a suction nozzle, a horizontal moving component and a vertical moving component, the negative pressure generator is communicated with the suction nozzle through a pipeline, a fixed end of the vertical moving component is connected with a moving end of the horizontal moving component, and the suction nozzle is connected with a moving end of the vertical moving component.
4. The screening device for the lithium battery pole pieces, according to claim 3, wherein the horizontal moving assembly comprises a synchronous belt module and a driving motor, and the driving motor is used for driving the synchronous belt module.
5. The screening device for pole pieces of lithium batteries according to claim 3, wherein said vertical moving assembly comprises an air cylinder.
6. The screening device for the lithium battery pole pieces, as recited in claim 3, wherein a material collecting barrel is arranged on a pipeline between the negative pressure generator and the suction nozzle.
7. The lithium battery pole piece screening device of claim 6, wherein the material collecting barrel is communicated with a material discharging pipe.
8. The screening device for the lithium battery pole pieces according to claim 1, further comprising a light source, wherein the light source is arranged above the conveying mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220717353.3U CN217249713U (en) | 2022-03-30 | 2022-03-30 | Lithium battery pole piece screening device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220717353.3U CN217249713U (en) | 2022-03-30 | 2022-03-30 | Lithium battery pole piece screening device |
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| Publication Number | Publication Date |
|---|---|
| CN217249713U true CN217249713U (en) | 2022-08-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202220717353.3U Active CN217249713U (en) | 2022-03-30 | 2022-03-30 | Lithium battery pole piece screening device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117563996A (en) * | 2023-11-08 | 2024-02-20 | 佛山市瑞丰恒业机械有限公司 | Battery case cleaning system |
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2022
- 2022-03-30 CN CN202220717353.3U patent/CN217249713U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117563996A (en) * | 2023-11-08 | 2024-02-20 | 佛山市瑞丰恒业机械有限公司 | Battery case cleaning system |
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