CN114536200A - Surface material separator for waste battery pole piece - Google Patents
Surface material separator for waste battery pole piece Download PDFInfo
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- CN114536200A CN114536200A CN202210048005.6A CN202210048005A CN114536200A CN 114536200 A CN114536200 A CN 114536200A CN 202210048005 A CN202210048005 A CN 202210048005A CN 114536200 A CN114536200 A CN 114536200A
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- China
- Prior art keywords
- battery pole
- pole piece
- unit
- separation
- screen cloth
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Classifications
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- 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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/003—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor whereby the workpieces are mounted on a holder and are immersed in the abrasive material
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/28—Moving screens not otherwise provided for, e.g. swinging, reciprocating, rocking, tilting or wobbling screens
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B1/00—Sieving, screening, sifting, or sorting solid materials using networks, gratings, grids, or the like
- B07B1/46—Constructional details of screens in general; Cleaning or heating of screens
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- 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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/06—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving oscillating or vibrating containers
- B24B31/064—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor involving oscillating or vibrating containers the workpieces being fitted on a support
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- 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
- B24B31/00—Machines or devices designed for polishing or abrading surfaces on work by means of tumbling apparatus or other apparatus in which the work and/or the abrasive material is loose; Accessories therefor
- B24B31/12—Accessories; Protective equipment or safety devices; Installations for exhaustion of dust or for sound absorption specially adapted for machines covered by group B24B31/00
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- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/005—Feeding or manipulating devices specially adapted to grinding machines
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- 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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
-
- 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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- 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
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/12—Devices for exhausting mist of oil or coolant; Devices for collecting or recovering materials resulting from grinding or polishing, e.g. of precious metals, precious stones, diamonds or the like
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- 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
- H01M10/54—Reclaiming serviceable parts of waste accumulators
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07B—SEPARATING SOLIDS FROM SOLIDS BY SIEVING, SCREENING, SIFTING OR BY USING GAS CURRENTS; SEPARATING BY OTHER DRY METHODS APPLICABLE TO BULK MATERIAL, e.g. LOOSE ARTICLES FIT TO BE HANDLED LIKE BULK MATERIAL
- B07B2201/00—Details applicable to machines for screening using sieves or gratings
- B07B2201/04—Multiple deck screening devices comprising one or more superimposed screens
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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
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention relates to the technical field of waste battery recycling treatment, and discloses a waste battery pole piece surface material separator which comprises a base, a support rod fixed on the top surface of the base and a top plate fixed on the top of the support rod, wherein the top of the base is provided with a high-frequency vibration unit, the top of the high-frequency vibration unit is provided with a separation screening unit, and the high-frequency vibration unit provides mechanical vibration for the separation screening unit; the top of roof is provided with battery pole piece rotary power unit, and battery pole piece rotary power unit's power take off end is connected with at least a set of battery pole piece centre gripping unit, and the separation of battery pole piece surface layer thing is realized to the abrasive material in the separation screening unit. The continuous feeding and continuous vibration grinding separation of the electrode plates to be separated, automatic screening, continuous discharging and separate collection of the size and the size grades of the separated substances are realized, obvious mechanical damage to the battery electrode plates is avoided, and the continuous feeding and continuous vibration grinding separation device has the advantages of high separation rate of surface substances of the electrode plates, high working efficiency and safety in operation.
Description
Technical Field
The invention relates to the technical field of waste battery recycling treatment, in particular to a separator for surface materials of a waste battery pole piece.
Background
Since the 21 st century, new energy batteries have become one of the key development directions for realizing energy conservation and emission reduction in countries around the world. In recent years, the new energy automobile industry in China is rapidly developed under the support of government policies. By 2020, the annual output of new energy vehicles in China reaches 200 thousands, and the cumulative output exceeds 50 thousands. Along with the rapid increase of the usage amount of new energy automobiles, the scrappage of power batteries is gradually increased year by year. In 2020, the accumulated scrappage of the power battery in China can reach 12-17 ten thousand tons.
Meanwhile, in the production process of the power battery, a large number of pole pieces cannot meet the quality requirement due to improper operation, uneven coating, partial stripping, unqualified size and the like, and the unqualified pole pieces are generally treated as waste materials. If the waste power battery is not properly disposed, organic matters and precious metals contained in the waste power battery can pose potential threats to the environment, and on the other hand, aluminum and lithium iron phosphate in the positive plate and copper and graphite in the negative plate of the waste power battery have extremely high recovery values. Therefore, researches on the harmless recycling mechanism of the waste power battery are urgent. If the waste battery can be recycled, the damage to the ecological environment can be reduced, and the resources can be saved.
In the prior art, separation between surface materials of waste battery pole pieces and the battery pole pieces is mostly realized by mechanical oscillation or impact after heating, so that the separation is not sufficient and thorough, the deformation or damage of the battery pole pieces can be caused, and inconvenience is brought to recycling of the battery pole pieces; and the surface material obtained by separation has uneven particle size and larger individual difference, and the subsequent separation of different components in the surface material can be realized only by further grinding and crushing, so that the labor amount of the separation work is increased.
Disclosure of Invention
The invention aims to solve the technical problem of providing a separator for surface substances of waste battery pole pieces, which realizes continuous feeding and continuous vibration grinding separation of electrode pieces to be separated, automatic screening, continuous discharging and separate collection of the size and the size grades of the separated substances, does not cause obvious mechanical damage to the battery pole pieces, and has the advantages of high separation rate of the surface substances of the electrode pieces, high working efficiency and safe operation.
In order to solve the technical problems, the invention adopts a technical scheme that:
a separator for surface materials of waste battery pole pieces comprises a base, a support rod fixed on the top surface of the base and a top plate fixed on the top of the support rod, wherein a high-frequency vibration unit is arranged on the top of the base, a separation screening unit is arranged on the top of the high-frequency vibration unit, and the high-frequency vibration unit provides mechanical vibration for the separation screening unit;
the top of roof is provided with battery pole piece rotary power unit, battery pole piece rotary power unit's power take off end is connected with at least a set of battery pole piece clamping unit, battery pole piece clamping unit centre gripping treat in the battery pole piece entering or the high frequency oscillation unit of seeing off, battery pole piece rotary power unit drive battery pole piece clamping unit rotates, under the combined motion of horizontal rotation and vertical reciprocal vibrations, the separation of the surface that the abrasive material in the separation screening unit acted on battery pole piece in order to realize battery pole piece surface layer thing, and the particle matter after the separation realizes the classified screening of size of a dimension through the separation screening unit.
Furthermore, the high-frequency vibration unit comprises a vibration table fixed on the top of the base and a high-frequency vibration motor fixedly installed at the bottom of the vibration table, and a plurality of buffer hydraulic cylinders are fixedly arranged on the top of the vibration table.
Further, the separation screening unit includes a separation cylinder fixedly connected to the top of the buffer hydraulic cylinder, and a double-layer screen fixedly connected to the inner bottom of the separation cylinder, wherein the outer wall of the separation cylinder is fixedly connected to a first blanking channel located at the top of the double-layer screen, a second blanking channel located in the middle of the double-layer screen, and a third blanking channel located at the bottom of the double-layer screen.
Further, the inside diapire center department of knockout drum is provided with the spliced pole, double-deck screen cloth includes bottom open-ended connecting sleeve, fixed setting in the first screen cloth at connecting sleeve top and fixed setting in the second screen cloth of connecting sleeve bottom, connecting sleeve is fixed to be cup jointed at the top of spliced pole, double-deck screen cloth suspension is in the middle part of knockout drum.
Further, the outer wall of first screen cloth and second screen cloth all with the inner wall laminating of a separator tube, a plurality of first sieve meshes have been seted up on the first screen cloth, a plurality of second sieve meshes have been seted up on the second screen cloth, and the aperture of first sieve mesh is greater than the aperture of second sieve mesh.
Furthermore, the top of the base is respectively provided with a first material receiving groove located right below the discharge port of the first discharging channel, a second material receiving groove located right below the discharge port of the second discharging channel and a third material receiving groove located right below the discharge port of the third discharging channel.
Furthermore, the battery pole piece rotating power unit comprises a station switching mechanism and a power transmission mechanism;
the station switching mechanism comprises a motor support fixedly arranged on the top plate, a first driving motor fixedly arranged on the motor support, a first driving gear fixedly connected to the output shaft end of the first driving motor, and a first driven gear in meshed connection with the first driving gear, wherein the first driven gear is rotatably embedded in the top surface of the top plate;
the power transmission mechanism comprises a mounting disc fixedly mounted on the top surface of the first driven gear, a second driving motor fixedly mounted on the bottom surface of the top of the mounting disc, a second driving gear fixedly mounted at the output shaft end of the second driving motor, and at least one second driven gear meshed with the second driving gear, wherein the bottom surface of the second driven gear is fixedly connected with a transmission shaft, and the bottom end of the transmission shaft penetrates through the first driven gear and is fixedly connected with a connecting disc.
Furthermore, the battery pole piece rotary power unit further comprises a clutch switching mechanism, the clutch switching mechanism comprises a chute support and a hydraulic cylinder which are respectively and fixedly arranged on the bottom surface of the top of the mounting plate, and a sliding plate which is slidably embedded in the bottom of the chute support, the output shaft end of the hydraulic cylinder is fixedly connected with the side surface of the sliding plate, and the transmission shaft is movably lapped in the chute support and is rotatably arranged in the sliding plate.
Furthermore, the top of the chute support is provided with a chute, and the outside of the transmission shaft is respectively sleeved with a thrust bearing movably lapped in the chute and a rolling bearing embedded in the sliding plate.
Furthermore, the battery pole piece clamping unit comprises two mechanical claws which are fixedly connected to the bottom surface of the connecting disc and are symmetrically arranged.
The invention has the following beneficial effects:
1. according to the invention, the high-frequency vibration unit is arranged below the separation cylinder to provide high-frequency vertical mechanical reciprocating vibration for the separation cylinder, the battery pole piece clamping unit is arranged to clamp the battery pole piece and is arranged in the separation cylinder, the battery pole piece rotating power unit is used for driving the battery pole piece clamping unit to continuously rotate at high speed, and under the combined motion of horizontal rotation and vertical reciprocating vibration, the grinding material in the separation cylinder acts on the surface of the battery pole piece to grind and separate the surface substance of the battery pole piece, so that the surface substance of the battery pole piece and the battery pole piece can be separated more sufficiently and thoroughly, and the battery pole piece is not obviously mechanically damaged, and the battery pole piece is conveniently and directly recycled;
2. according to the invention, by arranging the station switching mechanism and the clutch switching mechanism, synchronous switching of the plurality of battery pole piece clamping units between the grinding separation station in the separation cylinder and the feeding and discharging station outside the separation cylinder can be realized, the battery pole piece clamping units positioned at the separation station are in a rotating state, and the battery pole piece clamping units at the feeding and discharging stations are in a non-rotating state, so that feeding clamping of the battery pole pieces to be separated and discharging of the separated battery pole pieces are conveniently moved out, thus synchronous operation of continuous feeding and continuous oscillation separation of the pole pieces to be separated is realized, continuous production operation is realized, and the working efficiency is greatly improved;
3. according to the invention, the double-layer screen is arranged in the separating cylinder, the internal space of the separating cylinder can be divided into three parts, the upper and lower layers of screen adopts screen holes with two sizes, so that three-stage screening for grinding the separated objects can be realized, three independent blanking channels are arranged on the side wall of the separating cylinder, so that the separated objects with different sizes in the three spaces in the separating cylinder can be continuously discharged, and the separated objects with partial sizes can be selectively further processed in a separated collection mode, so that the secondary processing workload of the separated objects is reduced, and the collection position is positioned outside the separation position, so that the collection operation is high in safety.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of the present invention with the protective cover removed;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic perspective view of the separation and screening unit;
FIG. 5 is a schematic perspective view of the separation cylinder;
FIG. 6 is a schematic perspective view of the double-layer screen;
FIG. 7 is a perspective view of the top plate;
fig. 8 is a schematic perspective view of the first driven gear in a top view;
fig. 9 is a perspective view of the first driven gear viewed from below;
FIG. 10 is a perspective view of the mounting plate;
FIG. 11 is an enlarged view of portion A of FIG. 3;
fig. 12 is a schematic perspective view of the connection relationship between the transmission shaft and the clutch switching mechanism;
fig. 13 is a schematic perspective view of the gripper.
In the figure: 1 machine base, 11 supporting rods, 12 top plates, 2 high-frequency oscillation units, 21 vibration tables, 22 high-frequency vibration motors, 23 buffer hydraulic cylinders, 3 separation screening units, 31 separation cylinders, 311 connecting columns, 32 double-layer screens, 321 connecting sleeves, 322 first screens, 323 second screens, 324 first screens, 325 second screens, 33 first blanking channels, 34 second blanking channels, 35 third blanking channels, 36 first material receiving grooves, 37 second material receiving grooves, 38 third material receiving grooves, 4 battery pole piece rotating power units, 41 station switching mechanisms, 411 motor supports, 412 first driving motors, 413 first driving gears, 414 first driven gears, 42 power transmission mechanisms, 421 mounting plates, 422 second driving motors, 423 second driving gears, 424 second driven gears, 425 transmission shafts, 426 connecting discs, 43 clutch switching mechanisms, 431 chute supports, 432 clutch hydraulic cylinders, 433 sliding plate, 5 battery pole piece clamping units, 51 paw frame, 52V-shaped rod, 53 first connecting rod, 54 second connecting rod, 55 expansion spring, 56 clamping block, 57 third connecting rod and 6 protective cover.
Detailed Description
The following detailed description of the preferred embodiments of the present invention, taken in conjunction with the accompanying drawings, will make the advantages and features of the invention easier to understand by those skilled in the art, and thus will clearly and clearly define the scope of the invention.
Referring to fig. 1 to 3, a separator for surface layer material of waste battery pole piece includes a base 1, a support rod 11 fixed on the top surface of the base 1, and a top plate 12 fixed on the top of the support rod 11. The base 1 is a rectangular frame formed by assembling and welding profile steels, and four corners of the bottom surface of the base 1 are respectively provided with an adjusting support leg with a cushion pad at the bottom for adjusting the pose of the base 1, ensuring the stability of the base in a working state and reducing the impact of equipment on the ground and the noise generated in the working state. The four support rods 1 are made of square steel sectional materials and are fixedly connected to four corners of the top surface of the base 1 through bolts respectively. The top plate 12 is a rectangular steel plate, the length and width of which are equal to those of the base 1, and is fixedly connected with the four support rods 1 through bolts.
The top of the machine base 1 is provided with a high-frequency vibration unit 2. As shown in fig. 3, the high-frequency vibration unit 2 includes a vibration table 21 fixed to the top of the housing 1, and a high-frequency vibration motor 22 fixedly installed at the bottom of the vibration table 21. The vibration table 21 is a hollow box structure with an opening at the bottom, and converts the free vibration generated by the high-frequency vibration motor 22 during operation into large-area continuous vertical reciprocating vibration on the top surface of the vibration table 21. Four buffer hydraulic cylinders 23 are fixedly arranged at the top of the vibration table 21, the output rod ends of the buffer hydraulic cylinders 23 are downwards fixedly connected to the top surface of the vibration table 21, and springs are sleeved on the outer sides of the output rods.
The top of the high-frequency oscillation unit 2, namely the cylinder body ends of the four buffer hydraulic cylinders 23, is provided with a separation screening unit 3, and the high-frequency oscillation unit 2 provides mechanical vibration for the separation screening unit 3. In the working state, the buffer hydraulic cylinders 23 can buffer the vibration of the vibration table 21 to a certain extent, and the lifting of the separation and screening unit 3 at the top can be realized by controlling the synchronous extension and retraction of the four buffer hydraulic cylinders 23.
As shown in fig. 4 to 6, the separation and screening unit 3 includes a separation cylinder 31 fixedly connected to the top of the hydraulic buffer cylinder 23, and a double-layer screen 32 fixedly connected to the bottom of the inner side of the separation cylinder 31. The separation cylinder 31 is a hollow cylinder with an open top, and contains abrasives (such as resin particles, and the comprehensive effect of grinding force and polished finish after grinding is good) for grinding surface substances (lithium iron phosphate in the battery positive plate and graphite in the battery negative plate) attached to the surface of the battery pole piece. A connecting column 311 is arranged at the center of the bottom wall of the separating cylinder 31, and the double-layer screen 32 comprises a connecting sleeve 321 with an opening at the bottom, a first screen 322 fixedly arranged at the top of the connecting sleeve 321 and a second screen 323 fixedly arranged at the bottom of the connecting sleeve 321. In this embodiment, the connecting sleeve 321, the first screen 322 and the second screen 323 are integrally formed.
The connecting sleeve 321 is fixedly sleeved on the top of the connecting column 311, the double-layer screen 32 is suspended in the middle of the separating cylinder 31, the outer walls of the first screen 322 and the second screen 323 are both attached to the inner wall of the separating cylinder 31, and the inner cavity of the separating cylinder 31 is divided into an upper space and a lower space by the double-layer screen 32. Preferably, the first screen 322 is provided with a plurality of first screen holes 324, the second screen 323 is provided with a plurality of second screen holes 325, and the aperture of the first screen holes 324 is larger than that of the second screen holes 325. After the battery pole pieces positioned in the separation cylinder 31 and above the double-layer screen 32 are subjected to the action of the abrasive in the separation cylinder 31, the formed granular materials are blocked and stay on the top surface of the first screen 332 or pass through the first sieve holes 324 and then are blocked and stay on the top surface of the second screen 323 or further pass through the second sieve holes 325 and stay at the bottom end in the separation cylinder 31 according to the size of the granular materials, so that the three-stage screening of the surface-layer separators of the battery pole pieces is realized.
The outer wall of the separating cylinder 31 is provided with discharge ports corresponding to the three spaces, and the discharge ports are fixedly connected with a first discharging channel 33, a second discharging channel 34 and a third discharging channel 35, so that the feeding port of the first discharging channel 33 is positioned at the top of the double-layer screen 32, the feeding port of the second discharging channel 34 is positioned in the middle of the double-layer screen 32, and the feeding port of the third discharging channel 35 is positioned at the bottom of the double-layer screen 32. The first blanking channel 33, the second blanking channel 34 and the third blanking channel 35 are all arc-shaped channels which are bent downwards, and then the battery pole piece surface layer separators which are screened and classified are communicated with the grinding materials and are respectively collected through the three channels. Preferably, the feed inlets of the three feeding channels are provided with drawable baffles or electronic gates to respectively control the on-off of the feed inlet of each feeding channel.
Further, the top of the vibration table 21 is provided with a first receiving trough 36 located right below the discharge port of the first discharging channel 33, a second receiving trough 37 located right below the discharge port of the second discharging channel 34, and a third receiving trough 38 located right below the discharge port of the third discharging channel 35, so that powder materials sent out by the three discharging channels can be collected in the three receiving troughs, centralized processing is performed after collection, and the separator on the surface layer of the battery pole piece is separated from the abrasive material, the separator on the surface layer of the battery pole piece is recycled, and the abrasive material is thrown back into the separation cylinder 31 for recycling. The vibration table 21 can also automatically flatten and enrich the powder in each receiving groove by the continuous vibration in the working state.
The top of the top plate 12 is provided with a battery pole piece rotary power unit 4. As shown in fig. 3, the battery pole piece rotary power unit 4 includes a station switching mechanism 41 and a power transmission mechanism 42. The station switching mechanism 41 includes a motor bracket 411 fixedly mounted on the top plate 12, a first driving motor 412 fixedly mounted on the motor bracket 411, a first driving gear 413 fixedly connected to an output shaft end of the first driving motor 412, and a first driven gear 414 engaged with the first driving gear 413. In order to precisely control the single rotation angle of the first driven gear 414, the first driving unit 412 employs a stepping motor or a servo motor.
The first driven gear 414 is rotatably fitted into the top surface of the top plate 12. Specifically, as shown in fig. 7, a circular caulking groove is formed on the top surface of the top plate 12, and a through hole is formed in the circular caulking groove; as shown in fig. 8 and 9, an annular protrusion is fixedly disposed on a bottom end surface of the first driven gear 414, an outer diameter of the annular protrusion matches an inner diameter of the circular caulking groove, and after the annular protrusion is inserted into the circular caulking groove, the first driven gear 414 can rotate freely on the top plate 12. As shown in fig. 11, in order to effectively reduce the work load of the first driving motor 412, annular rolling grooves are formed on opposite sides of the circular caulking groove and the annular protrusion, balls are arranged in the rolling grooves, and the center of the first driven gear 414 is a hollow structure, so that the weight of the first driven gear is reduced, and the torque during operation and starting is reduced.
The power transmission mechanism 42 includes a mounting plate 421 fixedly mounted on the top surface of the first driven gear 414, a second driving motor 422 fixedly mounted on the bottom surface of the top of the mounting plate 421, a second driving gear 423 fixedly mounted on the output shaft end of the second driving motor 422, and at least one (2 in the embodiment) engaged with the second driving gear 423
A transmission shaft 425 is fixedly connected to the bottom surface of the second driven gear 424, and the bottom end of the transmission shaft 425 penetrates through the first driven gear 414 and is fixedly connected with a connecting disc 426. As shown in fig. 10, the mounting plate 421 is a cylindrical housing structure with an open bottom, and a flange is provided around the bottom of the outer wall, and is fixedly mounted on the top surface of the first driven gear 414 by bolts. In order to provide continuous and powerful power for the separation process of the surface materials of the battery pole pieces, the second driving motor 422 adopts a three-phase alternating current motor, and the second driving motor 422 is positioned in the through holes of the top plate 12 and the first driven gear 414, so that the whole structure of the equipment is compact.
The battery pole piece rotary power unit 4 further includes a clutch switching mechanism 43. As shown in fig. 11 and 12, the clutch switching mechanism 43 includes a chute support 431 and a clutch cylinder 432 fixedly installed on the bottom surface of the top of the mounting plate 421, respectively, and a slide plate 433 slidably fitted into the bottom of the chute support 431, wherein an output shaft end of the clutch cylinder 432 is fixedly connected to a side surface of the slide plate 433, and a transmission shaft 425 movably engaged with the chute support 431 and rotatably installed in the slide plate 433. Specifically, the top of the sliding groove support 431 is provided with a sliding groove, and the outside of the transmission shaft 425 is respectively sleeved with a thrust bearing movably lapped in the sliding groove and a rolling bearing embedded in the sliding plate 433. The sliding plate 433 is slidably connected with the chute support 431 through a dovetail groove, and the sliding plate 433 can be driven to horizontally move on the chute support 431 through the extension and retraction of the piston rod of the clutch hydraulic cylinder 432, so that the transmission shaft 425 and the second driven gear 424 on the transmission shaft are pushed to approach the second driving gear 423 to realize meshing connection or be far away from the second driven gear 423 to realize power interruption, and therefore, one second driven gear 424 is in a meshing transmission state, and the other second driven gears 424 are in a non-transmission state. Preferably, the side wall of the mounting plate 421 is provided with a notch, and the sliding groove support 431 and the sliding plate 433 are located in the notch.
The surface of the first driven gear 414 is provided with a kidney-shaped hole (as shown in fig. 8) arranged along the radial direction, and the transmission shaft 425 is located in the kidney-shaped hole, so that the first driven gear 414 does not interfere with the horizontal movement of the transmission shaft 425. The top plate 12 is fixedly connected to the protective cover 6 outside the battery pole piece rotating power unit 4 in the shanghai so as to prevent the battery pole piece rotating power unit 4 from being exposed outside and play a role in protection.
Each power output end of the battery pole piece rotating power unit 4, namely the bottom end of the connecting disc 426 is connected with a group of battery pole piece clamping units 5. The battery pole piece clamping unit 5 comprises two mechanical claws which are fixedly connected to the bottom surface of the connecting disc 426 and are symmetrically arranged. As shown in fig. 13, the gripper includes a gripper frame 51 fixedly coupled to a bottom surface of the coupling plate 426, and V-shaped bars 52 symmetrically disposed at both sides of the gripper frame 51. The middle parts of the V-shaped rods 52 are hinged with the paw frame 51, the upper end of each V-shaped rod 52 is hinged with a first connecting rod 53, the other ends of the two first connecting rods 53 are respectively hinged with the two ends of a second connecting rod 54, the bottom surface of the second connecting rod 54 is fixedly connected with an expansion spring 55, and the other end of the expansion spring 55 is fixedly connected to the paw frame 51; the other end of each V-shaped rod 52 is hinged with a clamping block 56, the inner side of the top of each clamping block 56 is hinged with a third connecting rod 57, the other end of each third connecting rod 57 is hinged on the paw frame 51, and the paw frame 51, the V-shaped rods 52, the clamping blocks 56 and the third connecting rods 57 form a four-bar mechanism. When the second connecting rod 54 moves downwards under the action of external force, the extension spring 55 is compressed, the top ends of the two V-shaped rods 52 are close to each other, and the bottom ends are opened outwards, so that the two clamping blocks 56 are separated from each other under the cooperation of the third connecting rod 57, and at the moment, the battery pole piece to be separated can be vertically placed between the two clamping blocks 56; when the pressure on the second link 54 is released, the self-restoring force of the extension spring 55 pushes the second link 54 to move upward and return, and the two clamping blocks 56 approach each other and clamp the battery pole pieces.
The using process of the invention is as follows:
(1) starting up: after the equipment is started, the high-frequency vibration motor 22 is started to provide continuous mechanical oscillation, and the second driving motor 422 is started to provide continuous rotation power;
(2) clamping the battery pole piece to be separated: in the loading and unloading station outside the separating cylinder 31, the piston rod of the clutch hydraulic cylinder 432 on the corresponding side is in an extending state, and the corresponding second driven gear 424 and the second driving gear 423 are separated and are in a non-rotating state; the two clamping blocks 56 are separated from each other and opened by manually pressing down the second connecting rod 54 on the mechanical claw, one side of the top of the battery pole piece is placed between the two clamping blocks 56, and the second connecting rod 54 is loosened, so that the two clamping blocks 56 automatically clamp the battery clamping piece, and the other end of the top of the battery pole piece is clamped by the other mechanical claw in the same way;
(3) switching stations and grinding: starting the four buffer hydraulic cylinders 23 to synchronously contract to drive the separating cylinder 31 to descend, so that the top end of the separating cylinder 31 is positioned below the battery pole piece; starting the first driving motor 412 to work, wherein the first driving motor 412 drives the first driving gear 413 to rotate for a certain number of turns, so that the first driven gear 413 rotates for 180 degrees, the battery pole piece clamping unit 5 clamping the battery pole piece is positioned right above the separating cylinder 31, and the battery pole piece clamping unit 5 positioned right above the separating cylinder 31 before is switched to the feeding and discharging station on the outer side of the separating cylinder 31; starting the four buffer hydraulic cylinders 23 to synchronously extend, and then lifting the separating cylinder 31 to insert the battery pole piece into the grinding material; the clutch hydraulic cylinder 432 on the side works in the reverse direction, so that the piston rod is in a contraction state, the corresponding second driven gear 424 is separated from the second driving gear 423 and is in a meshing rotation state, the second driven gear 424 drives the battery pole piece at the bottom of the second driven gear to continuously rotate at high speed in the separation cylinder, and under the combined motion of horizontal rotation and vertical reciprocating vibration, the grinding material in the separation cylinder 31 acts on the surface of the battery pole piece to realize the separation of the surface matter of the battery pole piece;
(4) continuously clamping and feeding: when the extra battery pole piece on one group of battery pole piece clamping units 5 is in the process of grinding and separating, the clamping work of a new battery pole piece to be separated is completed on the other battery pole piece clamping unit 5;
(5) and (3) sending out the separated battery pole piece: after the separation of the surface materials of the battery pole pieces is finished, the switching of the two battery pole piece clamping units 5 between the feeding and discharging station and the grinding and separating station is realized by adopting the same operation as the switching station, the separated battery pole pieces are positioned at the feeding and discharging station, the battery pole piece clamping units 5 on the corresponding sides are in a non-rotating state, and at the moment, the two clamping blocks 56 are separated from each other and are opened by manually pressing down the second connecting rods 54 on the two mechanical claws, so that the battery pole pieces are moved out of the mechanical claws;
(6) collecting the separated particles: after surface layer object separation operation is carried out on a certain number of battery pole pieces, the separated objects in the separating cylinders need to be discharged and cleaned in time, and when a baffle plate on a certain blanking channel is opened, the particle powder in the separating cylinder 31 corresponding to the blanking channel is discharged into a corresponding material receiving groove through the blanking channel;
(7) recycling materials: and screening the particle materials in the material tank to obtain the surface material particles of the battery pole piece and the grinding materials, carrying out subsequent recovery treatment on the surface material particles of the battery pole piece, and putting the grinding materials into the separating cylinder 31 for recycling.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (10)
1. The utility model provides a waste battery pole piece top layer thing separating centrifuge, includes frame (1), be fixed in bracing piece (11) on frame (1) top surface and fixed roof (12) with bracing piece (11) top, its characterized in that: the top of the machine base (1) is provided with a high-frequency vibration unit (2), the top of the high-frequency vibration unit (2) is provided with a separation screening unit (3), and the high-frequency vibration unit (2) provides mechanical vibration for the separation screening unit (3);
the top of roof (12) is provided with battery pole piece rotary power unit (4), the power take off end of battery pole piece rotary power unit (4) is connected with at least a set of battery pole piece clamping unit (5), battery pole piece clamping unit (5) centre gripping treat in the battery pole piece entering or the high frequency oscillation unit (2) of seeing off, battery pole piece rotary power unit (4) drive battery pole piece clamping unit (5) rotate, under the combined motion of horizontal rotation and vertical reciprocal vibrations, the separation of abrasive material action in separation screening unit (3) on the surface of battery pole piece in order to realize battery pole piece surface layer thing, and the particulate matter after the separation realizes the hierarchical screening of size of a dimension through separation screening unit (3).
2. The surface material separator for the waste battery pole pieces, according to claim 1, is characterized in that: the high-frequency vibration unit (2) comprises a vibration table (21) fixed to the top of the machine base (1) and a high-frequency vibration motor (22) fixedly installed at the bottom of the vibration table (21), and a plurality of buffer hydraulic cylinders (23) are fixedly arranged at the top of the vibration table (21).
3. The surface material separator for the waste battery pole pieces, according to claim 2, is characterized in that: separation screening unit (3) are including fixed connection at cylinder (31) at buffering pneumatic cylinder (23) top, double screen cloth (32) of fixed connection in cylinder (31) inboard bottom, the outer wall of cylinder (31) is fixedly connected with respectively and is located first unloading passageway (33) at double screen cloth (32) top, is located second unloading passageway (34) at double screen cloth (32) middle part and is located third unloading passageway (35) of double screen cloth (32) bottom.
4. The surface material separator for the waste battery pole pieces, according to claim 3, is characterized in that: the inside diapire center department of separator tube (31) is provided with spliced pole (311), double-deck screen cloth (32) include bottom open-ended connecting sleeve (321), fixed set up in first screen cloth (322) at connecting sleeve (321) top and fixed set up in second screen cloth (323) of connecting sleeve (321) bottom, connecting sleeve (321) are fixed to be cup jointed at the top of spliced pole (311), double-deck screen cloth (32) are hung in the middle part of separator tube (31).
5. The surface material separator for the waste battery pole pieces, according to claim 4, is characterized in that: the outer wall of first screen cloth (322) and second screen cloth (323) all with the inner wall laminating of knockout drum (31), a plurality of first sieve mesh (324) have been seted up on first screen cloth (322), a plurality of second sieve mesh (325) have been seted up on second screen cloth (323), and the aperture of first sieve mesh (324) is greater than the aperture of second sieve mesh (325).
6. The surface material separator for the waste battery pole pieces as claimed in any one of claims 2 to 4, wherein: the top of the machine base (1) is respectively provided with a first material receiving groove (36) which is positioned right below the discharge hole of the first discharging channel (33), a second material receiving groove (37) which is positioned right below the discharge hole of the second discharging channel (34) and a third material receiving groove (38) which is positioned right below the discharge hole of the third discharging channel (35).
7. The surface material separator for the waste battery pole pieces, according to claim 1, is characterized in that: the battery pole piece rotating power unit (4) comprises a station switching mechanism (41) and a power transmission mechanism (42);
the station switching mechanism (41) comprises a motor support (411) fixedly mounted on the top plate (12), a first driving motor (412) fixedly mounted on the motor support (411), a first driving gear (413) fixedly connected to the output shaft end of the first driving motor (412), and a first driven gear (414) in meshed connection with the first driving gear (413), wherein the first driven gear (414) is rotatably embedded in the top surface of the top plate (12);
power drive mechanism (42) are including mounting disc (421) of fixed mounting on first driven gear (414) top surface, fixed mounting second driving motor (422) on mounting disc (421) top bottom surface, fixed mounting second driving gear (423) of second driving motor (422) output shaft end, at least one second driven gear (424) of being connected with second driving gear (423) meshing, the bottom surface fixedly connected with transmission shaft (425) of second driven gear (424), first driven gear (414) and fixedly connected with connection pad (426) are run through to the bottom of transmission shaft (425).
8. The surface material separator for the waste battery pole pieces, according to claim 7, is characterized in that: the battery pole piece rotating power unit (4) further comprises a clutch switching mechanism (43), the clutch switching mechanism (43) comprises a chute support (431) and a clutch hydraulic cylinder (432) which are fixedly arranged on the bottom surface of the top of the mounting plate (421) respectively, and a sliding plate (433) which is embedded in the bottom of the chute support (431) in a sliding mode, the output shaft end of the clutch hydraulic cylinder (432) is fixedly connected with the side surface of the sliding plate (433), and the transmission shaft (425) is movably lapped in the chute support (431) and is rotatably arranged in the sliding plate (433).
9. The surface material separator for the waste battery pole pieces, according to claim 8, is characterized in that: the top of the sliding groove support (431) is provided with a sliding groove, and the outside of the transmission shaft (425) is respectively sleeved with a thrust bearing movably lapped in the sliding groove and a rolling bearing embedded in the sliding plate (433).
10. The surface material separator for the waste battery pole pieces, according to claim 7, is characterized in that: the battery pole piece clamping unit (5) comprises two mechanical claws which are fixedly connected to the bottom surface of the connecting disc (426) and symmetrically arranged.
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| CN202210048005.6A CN114536200B (en) | 2022-01-17 | 2022-01-17 | Separator for surface layer matters of waste battery pole piece |
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| CN202210048005.6A CN114536200B (en) | 2022-01-17 | 2022-01-17 | Separator for surface layer matters of waste battery pole piece |
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| CN114536200B (en) | 2023-05-16 |
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