CN113600526B - Epidermis remove device that lithium cell was retrieved - Google Patents

Abstract

The invention relates to the technical field of lithium battery recovery, in particular to a skin removing device for lithium battery recovery, which comprises a liquid nitrogen box, a perforating needle, a second transmission belt, a perforating piece, a soft brush and bristles, wherein liquid nitrogen in the liquid nitrogen box freezes a waste battery, the battery is perforated by the perforating needle to discharge, the second transmission belt rotates to drive the perforating piece and the battery at the bottom of the perforating piece to move, so that the battery is rubbed with the bristles on the surface of the soft brush to remove a brittle plastic film on the surface of the battery, the two functions of discharging and removing the plastic film on the surface of the battery are realized, the working efficiency of removing the plastic film is improved, and the cleaning cleanliness of the plastic film is improved.

Description

A skin removal device for lithium battery recycling

technical field

The invention relates to an epidermis removal device for lithium battery recovery, belonging to the technical field of waste battery recovery.

Background technique

Lithium battery is a kind of battery that uses lithium metal or lithium alloy as positive/negative electrode material and uses non-aqueous electrolyte solution. Because of its high energy, long service life and light weight, lithium battery has been widely used in various electrical equipment. Wide range of applications.

If used batteries are discarded directly, they will pollute the environment and waste resources, which is not conducive to sustainable development. Therefore, waste batteries should be recycled according to regulations. After the battery is recycled, it needs to be disassembled for reuse. Since the surface of the waste lithium battery is wrapped with plastic film and the plastic film is closely attached to the surface of the battery steel shell, it brings great difficulty to the dismantling of the lithium battery after recycling, resulting in After the battery casing is disassembled, there are many impurities in the plastic film, which is not conducive to the classification and treatment of subsequent materials.

SUMMARY OF THE INVENTION

In view of the problems in the prior art, the present invention provides an epidermis removal device for lithium battery recycling.

The technical solution adopted by the present invention to solve the technical problem is as follows: an epidermis removal device for lithium battery recovery, comprising a freezing mechanism, and a peeling mechanism is installed on the right part of the upper end of the freezing mechanism;

The freezing mechanism includes a liquid nitrogen tank and a first transmission belt capable of driving the battery to move. The first transmission belt is arranged inside the liquid nitrogen tank and extends to the upper side of the liquid nitrogen tank. At least two transmission belts are evenly installed on the outer surface of the first transmission belt. partition;

The peeling mechanism includes a perforation piece for perforating the battery and a second transmission belt capable of driving the perforation piece to move. At least two perforation pieces are evenly installed in the second transmission belt, and at least two of the perforation pieces penetrate up and down. The second transmission belt, the upper left side of the second transmission belt is provided with a push plate, and the upper end of the push plate is fixed with an electric cylinder, the upper right side of the second transmission belt is installed with a lower pressing piece for pressing down the perforated piece, and the second transmission belt right The lower side is provided with a cleaning component, and the cleaning component is arranged just below the lower pressing piece.

Further, the first transmission belt is arranged in a rectangular shape, and first transmission wheels are installed at four corner positions of the first transmission belt, and one of the first transmission wheels is connected to the driving mechanism.

Further, a backing plate is fixed between the front and rear walls of the liquid nitrogen tank, the backing plate is attached to the inner top end of the first transmission belt, and the backing plate is arranged inside the four first transmission wheels.

Further, the lower pressing member includes an upper pressing plate, a first inclined plate and a lower pressing plate which are connected in sequence from the rear to the front, the upper pressing plate is arranged on the upper side of the perforated member at the corresponding position, and the lower pressing plate is attached to the corresponding position. the upper end of the perforated piece.

Further, the cleaning assembly includes a soft brush, the upper left and right ends of the soft brush are installed with moving plates, and the opposite ends of the two moving plates are provided with hollow frames, and the two hollow frames are opposite to the inner wall of the cavity. The springs are both fixed, and the inner wall of the cavity of the hollow frame is connected with the moving plate through the springs.

Further, the perforating member includes a perforating needle and a hollow cylinder, the top of the perforating needle is fixed with a circular plate, the perforating needle penetrates the hollow cylinder up and down, and the hollow cylinder is embedded inside the second transmission belt.

Further, two grooves are symmetrically opened at the annular outer end of the perforating needle, two elastic ropes are symmetrically fixed at the upper end of the hollow cylinder, the two elastic ropes are respectively arranged in the two grooves, and the lower end of the elastic rope The inner bottom end of the corresponding groove is fixedly connected.

Further, an upper pusher is fixed at the front and lower part of the lower pressure plate, and the upper pusher includes two lower push plates arranged on the lower side of the lower pressure plate, and the two lower push plates are respectively fixedly connected to the lower pressure plate through two connecting plates. , the front ends of the two lower push plates are fixed with the second inclined plate, and the front ends of the two second inclined plates are fixed with the upper push plate.

Further, a receiving box is installed at the right end of the freezing mechanism, and the receiving box is arranged just below the upper push plate, the bottom end of the receiving box is fixed with a vibration motor, the upper end of the vibration motor is fixed with a mesh plate, and the mesh is The outer end face of the orifice plate is fitted with the inner wall of the receiving box.

The beneficial effects of the present invention: 1. Use the liquid nitrogen in the liquid nitrogen tank to freeze the waste battery, use the perforating needle to perforate the battery, discharge the battery, and the second transmission belt rotates to drive the perforated part and the battery at the bottom of the perforated part to move , to rub the battery with the bristles on the surface of the soft brush to remove the brittle plastic film on the surface of the battery. This design realizes two functions of discharge and removal of the plastic film on the battery surface, which improves the work efficiency of removing the plastic film and improves the The cleanliness of the plastic film is improved.

2. The design of the elastic cord The battery after the perforation is separated from the first transmission belt, so as to avoid friction between the battery and the first transmission belt when the second transmission belt drives the battery to move.

3. When the perforated piece moves along the push-up piece, the push-up plate lifts the circular plate upward, thereby driving the perforation needle and the battery to move upward, and the hollow cylinder limits the battery moving upward, so that the battery and the perforation needle are separated, which is convenient for The discharged and de-skinned batteries are blanked.

4. The working of the vibration motor drives the mesh plate to vibrate, so that the battery vibrates, and it is convenient for the plastic film debris left on the outside of the battery metal shell to fall down, which improves the removal effect of the plastic film on the battery surface.

Description of drawings

Other features, objects and advantages of the present invention will become more apparent by reading the detailed description of non-limiting embodiments with reference to the following drawings:

FIG. 1 is a perspective view of a skin removal device for recycling a lithium battery according to the present invention;

2 is a schematic diagram of a freezing mechanism in a skin removal device for recycling a lithium battery according to the present invention;

3 is a schematic diagram of a peeling mechanism in a skin removal device for recycling a lithium battery according to the present invention;

4 is a schematic diagram of a lower pressing member in a skin removal device for recycling a lithium battery according to the present invention;

5 is a schematic diagram of a cleaning component in a skin removal device for lithium battery recycling according to the present invention;

6 is a schematic diagram showing the cleaning component in a squeezed state in a skin removal device for lithium battery recycling according to the present invention;

7 is a schematic diagram of a perforated member in a skin removal device for recycling a lithium battery according to the present invention;

FIG. 8 is an internal schematic diagram of a receiving box in a skin removal device for recycling a lithium battery according to the present invention.

In the figure: 1. Refrigeration mechanism, 2. Peeling mechanism, 3. Receiving box, 11. Liquid nitrogen tank, 12. First transmission wheel, 13. Partition plate, 14. First transmission belt, 15. Backing plate, 21 , the second transmission belt, 22, the second transmission wheel, 23, the perforated piece, 24, the push plate, 25, the electric cylinder, 26, the lower pressure piece, 27, the cleaning assembly, 28, the upper push piece, 32, the mesh plate, 33. Vibration motor, 231, perforated needle, 232, circular plate, 233, elastic rope, 234, hollow cylinder, 261, upper pressure plate, 262, first inclined plate, 263, lower pressure plate, 271, moving plate, 272, Hollow frame, 273, telescopic rod, 274, spring, 275, soft brush, 276, bristles, 280, connecting plate, 281, lower push plate, 282, second inclined plate, 283, upper push plate.

Detailed ways

In order to make the technical means, creative features, achievement goals and effects realized by the present invention easy to understand, the present invention will be further described below with reference to the specific embodiments.

The first embodiment: please refer to FIG. 1-FIG. 8, an epidermis removal device for lithium battery recovery, including a freezing mechanism 1 for freezing the battery, the upper right position of the freezing mechanism 1 is installed for perforating the battery and The peeling mechanism 2 for skin removal and the freezing mechanism 1 include a liquid nitrogen tank 11 containing liquid nitrogen and a first transmission belt 14 capable of driving the battery to move. The first transmission belt 14 is arranged inside the liquid nitrogen tank 11 and extends to the liquid nitrogen tank 11 On the upper side, at least two partitions 13 are evenly installed on the outer surface of the first transmission belt 14, the first transmission belt 14 is arranged in a rectangular shape, and the first transmission wheel 12 is installed at the four corner positions of the first transmission belt 14, and the four first transmission wheels are 12 is rotatably connected to the inner wall of the liquid nitrogen tank 11, and one of the first transmission wheels 12 is connected to the first motor.

As shown in FIG. 2 , put an appropriate amount of liquid nitrogen in the liquid nitrogen tank 11, then put the waste battery into the liquid nitrogen tank 11 on the upper left side of the liquid nitrogen tank 11, turn on the power of the first motor, and then start the first motor. A motor, the first motor works to drive the first transmission wheel 12 to rotate, thereby driving the first transmission belt 14 and the separator 13 to move. The battery is in full contact with the liquid nitrogen inside the liquid nitrogen tank 11, which is convenient for freezing the battery.

A backing plate 15 is fixed between the front and rear walls of the liquid nitrogen tank 11 .

The peeling mechanism 2 includes a perforation member 23 for perforating the battery and a second transmission belt 21 capable of driving the perforation member 23 to move. Passing through the second transmission belt 21, a push plate 24 is provided on the upper left side of the second transmission belt 21, and the electric cylinder 25 is fixed on the upper end of the push plate 24, and a lower pressing member 26 for pressing down the perforated member 23 is installed on the upper right side of the second transmission belt 21. The lower right side of the second transmission belt 21 is provided with a cleaning component 27 , and the cleaning component 27 is arranged just below the lower pressing member 26 .

The second transmission belt 21 is arranged in a rectangular shape, and second transmission wheels 22 are installed at four corners of the second transmission belt 21 , and one of the second transmission wheels 22 is connected to the second motor.

The lower pressing member 26 includes an upper pressing plate 261, a first inclined plate 262 and a lower pressing plate 263 which are connected in sequence from the rear to the front. Piece 23 upper end.

The cleaning assembly 27 includes a soft brush 275. The upper left and right ends of the soft brush 275 are installed with moving plates 271. The moving plate 271 and the soft brush 275 are detachably connected to facilitate cleaning of the soft brush 275 and replacement of the opposite ends of the two moving plates 271. Both are provided with hollow frames 272. Springs 274 are fixed on the inner walls of the two hollow frames 272 opposite to each other. The inner walls of the hollow frames 272 are connected with the moving plate 271 through the spring 274. Two springs 274 are fixedly connected to the moving plate 271 , and a telescopic rod 273 is also arranged between the two springs 274 .

Connecting rods are connected between the electric cylinder 25 and the hollow frame 272 on the left, between the lower pressing member 26 and the two hollow frames 272, and between the hollow frame 272 on the right and the liquid nitrogen tank 11. In addition, the hollow frame on the left The frame 272 is fixedly connected to the liquid nitrogen tank 11 to support the entire structure.

The perforating member 23 includes a perforating needle 231 and a hollow cylinder 234 . The top of the perforating needle 231 is fixed with a circular plate 232 .

As shown in FIG. 2 and FIG. 3 , the backing plate 15 is arranged on the lower side of the corresponding perforated part 23 . When the battery moves to the upper part of the backing plate 15 along with the first transmission belt 14 , the power supply of the electric cylinder 25 is turned on, and the electric cylinder 25 is turned on by the switch. The cylinder 25 and the electric cylinder 25 work to drive the push plate 24 to move downward, thereby using the push plate 24 to push the circular plate 232 and the perforating needle 231 to move downward, and using the perforating needle 231 to perforate the battery to discharge the battery;

Then, the telescopic rod of the electric cylinder 25 is retracted to the initial state and then stopped, and then the power of the second motor is turned on, and the second motor is started. When the battery moves to the upper side of the soft brush 275, the perforated member 23 continues to move so that the circular plate 232 contacts the first inclined plate 262 and the lower pressing plate 263, and the lower pressing plate 263 is used to move the battery The circular plate 232 is pressed down, as shown in FIG. 6 , the battery is pressed into the soft brush 275 , and then the battery moves along the soft brush 275 with the movement of the second transmission belt 21 . The brittle plastic film on the battery surface is removed, and the method of removing the plastic film after freezing improves the work efficiency and facilitates the removal of the plastic film.

The second embodiment: two grooves are symmetrically formed at the annular outer end of the perforating needle 231, the upper end of the hollow cylinder 234 is symmetrically fixed with two elastic ropes 233, the two elastic ropes 233 are respectively arranged in the two grooves, and the lower end of the elastic rope 233 It is fixedly connected with the inner bottom end of the corresponding groove.

As shown in FIG. 7 , when the circular plate 232 is not pressed down by the push plate 24, the elastic rope 233 is in a slightly stretched state. When the push plate 24 moves down and drives the perforation needle 231 to move downward, the elastic rope 233 is stretched and is ready to be pushed. When the plate 24 moves down to reset, the battery perforated by the perforating needle 231 moves upward with the perforating needle 231 by an appropriate distance under the elastic force of the elastic rope 233, so that the battery is separated from the first transmission belt 14, and the battery is still in the second position. On the lower side of the transmission belt 21, this design prevents friction between the battery and the first transmission belt 14 when the second transmission belt 21 drives the battery to move.

The third embodiment: the upper pusher 28 is fixed to the front and lower part of the lower pressing plate 263 , and the upper pushing member 28 includes two lower pushing plates 281 arranged on the lower side of the lower pressing plate 263 . The pressing plates 263 are fixedly connected, the front ends of the two lower push plates 281 are fixed to the second inclined plates 282 , and the front ends of the two second inclined plates 282 are fixed to the upper push plates 283 .

When the second transmission belt 21 drives the perforated member 23 to move along the lower pressing plate 263 , the perforated needle 231 moves downward and gets stuck between the two second inclined plates 282 , and the circular plate 232 is located between the second inclined plate 282 and the lower pressing plate 263 During this time, the perforation member 23 continues to move, the upper push plate 283 lifts the circular plate 232 upward, thereby driving the perforation needle 231 and the battery to move upward, and the hollow cylinder 234 limits the battery moving upward, pushing the battery relative to the perforation needle 231 Moving down, the battery is separated from the perforation needle 231, so that the discharged and peeled battery can be unloaded.

A receiving box 3 is installed on the right end of the freezing mechanism 1, and the receiving box 3 is arranged directly below the upper push plate 283. The inner bottom end of the receiving box 3 is fixed with a vibration motor 33, and the upper end of the vibration motor 33 is fixed with a mesh plate 32, and the mesh plate 32 The outer end surface is attached to the inner wall of the receiving box 3, the front end of the receiving box 3 is installed with a door panel, one end of the door panel is hinged with the receiving box 3, and the other end is locked and connected with the receiving box 3 through a lock, and the bottom end of the receiving box 3 is set as the front. Low back high slope, open the door, realize the function of taking out the battery and clearing the debris at the bottom of the receiving box 3.

After the battery is separated from the perforation needle 231, it moves downward under the action of gravity, and falls on the mesh plate 32 inside the receiving box 3, the power supply of the vibration motor 33 is turned on, and the vibration motor 33 is started by the switch, and the vibration motor 33 works The mesh plate 32 is driven to vibrate, so as to make the battery vibrate, and it is convenient for the plastic film debris remaining on the outside of the battery metal shell to fall down, which improves the removal effect of the plastic film on the battery surface.

While the basic principles and main features and advantages of the present invention have been shown and described above, it will be apparent to those skilled in the art that the present invention is not limited to the details of the above-described exemplary embodiments, but without departing from the spirit or essential aspects of the present invention. In the case of the characteristic features, the present invention can be implemented in other specific forms. Therefore, the embodiments are to be regarded in all respects as illustrative and not restrictive, and the scope of the invention is to be defined by the appended claims rather than the foregoing description, which are therefore intended to fall within the scope of the claims. All changes within the meaning and scope of the equivalents of , are included in the present invention. Any reference signs in the claims shall not be construed as limiting the involved claim.

In addition, it should be understood that although this specification is described in terms of embodiments, not each embodiment only includes an independent technical solution, and this description in the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims (9)

1. The utility model provides a epidermis remove device that lithium cell was retrieved which characterized in that: the device comprises a freezing mechanism (1), wherein a peeling mechanism (2) is arranged at the right position of the upper end of the freezing mechanism (1);

the freezing mechanism (1) comprises a liquid nitrogen box (11) and a first transmission belt (14) capable of driving the battery to move, the first transmission belt (14) is arranged inside the liquid nitrogen box (11) and extends to the upper side of the liquid nitrogen box (11), and at least two partition plates (13) are uniformly arranged on the outer surface of the first transmission belt (14);

peeling means (2) are including being used for carrying out fenestrate piece (23) of perforation and can driving second drive belt (21) that perforation piece (23) removed to the battery, evenly install two at least perforation pieces (23), at least two in second drive belt (21) are all run through from top to bottom in perforation piece (23), the upper left side of second drive belt (21) is equipped with push pedal (24), and push pedal (24) upper end fixed electronic jar (25), the upper right side installation of second drive belt (21) is used for pushing down the lower part (26) of perforation piece (23), second drive belt (21) right side downside is equipped with cleaning assembly (27), cleaning assembly (27) are established under lower part (26).

2. The lithium battery recycling skin removing device according to claim 1, wherein: the first transmission belt (14) is arranged in a rectangular shape, first transmission wheels (12) are installed at four corner positions of the first transmission belt (14), and one of the first transmission wheels (12) is connected with a driving mechanism.

3. The lithium battery recycling skin removing device according to claim 2, wherein: fixed backing plate (15) between the wall around liquid nitrogen case (11) is inside, backing plate (15) and the inside top laminating of first drive belt (14), backing plate (15) are established at four first drive wheels (12) inboards.

4. The lithium battery recycling skin removing device according to claim 1, wherein: lower pressure member (26) include by last clamp plate (261), first swash plate (262) and holding down plate (263) that connect gradually forward backward, punch piece (23) upside at corresponding position is established in last clamp plate (261), the laminating of holding down plate (263) is in the punch piece (23) upper end that corresponds the position.

5. The lithium battery recycling skin removing device according to claim 1, wherein: the cleaning assembly (27) comprises a soft brush (275), the left end and the right end of the upper portion of the soft brush (275) are respectively provided with a movable plate (271), the two opposite back ends of the movable plates (271) are respectively provided with a hollow frame (272), springs (274) are respectively fixed on the inner walls of the cavities opposite to the hollow frames (272), and the inner walls of the cavities of the hollow frames (272) are connected with the movable plates (271) through the springs (274).

6. The lithium battery recycling skin removing device according to claim 1, wherein: the perforating piece (23) comprises a perforating needle (231) and a hollow cylinder (234), a circular plate (232) is fixed on the top of the perforating needle (231), the perforating needle (231) vertically penetrates through the hollow cylinder (234), and the hollow cylinder (234) is embedded in the second transmission belt (21).

7. The lithium battery recycling skin removing device according to claim 6, wherein: two grooves are symmetrically formed in the annular outer end of the perforating needle (231), two elastic ropes (233) are symmetrically fixed to the upper end of the hollow cylinder (234), the two elastic ropes (233) are respectively arranged in the two grooves, and the lower ends of the elastic ropes (233) are fixedly connected with the bottom ends of the corresponding grooves.

8. The lithium battery recycling skin removing device according to claim 4, wherein: the lower part is fixed in the front of holding down plate (263) and pushes up a (28), push up a (28) including establishing two lower push pedal (281) in holding down plate (263) downside, two lower push pedal (281) are respectively through two even board (280) and holding down plate (263) fixed connection, two second swash plate (282) are all fixed to lower push pedal (281) front end, two push pedal (283) are all fixed to second swash plate (282) front end.

9. The lithium battery recycling skin removing device according to claim 8, wherein: freezing mechanism (1) right-hand member installation is received workbin (3), it establishes under push pedal (283) to receive workbin (3), receive workbin (3) inside bottom mounting vibrating motor (33), vibrating motor (33) upper end fixed mesh board (32), and the laminating of mesh board (32) outer terminal surface and receipts workbin (3) inner wall.

Images