Lithium battery recycling and classifying device

Abstract

The utility model discloses a lithium battery recycling and classifying device which comprises a sliding guide rail, a feeding device, a cutting device, a battery cell collecting box, a shell collecting box, a mounting table, a battery cell pushing-out assembly, a lithium battery conveying assembly and a shell pushing-out assembly. The lithium battery transportation assembly is mounted on the sliding guide rail; a mounting table is arranged on the side surface of the sliding guide rail; a cutting device is mounted at the right end of the mounting table, a cell push-out assembly is mounted on the left side of the cutting device, and a shell push-out assembly is mounted on the left side of the cell push-out assembly; a battery cell collecting box and a shell collecting box are arranged below the sliding guide rail; a feeding device is arranged at one end of the sliding rail. According to the utility model, the shell and the battery cell of the square battery can be separated and collected in the battery cell collecting box and the shell collecting box, so that workers can classify and manage various materials of the lithium battery conveniently, and the recovery efficiency of the subsequent lithium battery recovery process and the recovery purity of each material of the square battery are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of lithium battery recycling, in particular to a lithium battery recycling classification device. Background Art

[0002] At present, there are three main mainstream packaging forms of lithium batteries, namely cylindrical, square and soft pack. Square lithium batteries usually refer to square batteries with aluminum shells or steel shells. The popularity of square batteries is very high in China. With the rise of automotive power batteries in recent years, the contradiction between vehicle range and battery capacity has become increasingly prominent. Domestic power battery manufacturers mostly use aluminum shell square batteries with higher battery energy density. Because the structure of square batteries is relatively simple, unlike cylindrical batteries that use high-strength stainless steel as the shell and accessories such as explosion-proof safety valves, the overall accessories are light and have a relatively high energy density. However, when square batteries are currently recycled, the battery cells and the outer shell of the square battery are crushed into fine particles, and then the materials are sorted through screening equipment. This recycling method has a complicated process, low recycling efficiency, and will affect the recycling purity of various materials in the lithium battery. Utility Model Content

[0003] The purpose of this utility model is to provide a lithium battery recycling and classification device that can separate the outer shell and the battery core of a square battery, making it easier for staff to classify and manage various materials of lithium batteries, thereby improving the recycling efficiency of subsequent lithium battery recycling processes and the recycling purity of various materials of square batteries. The specific technical solution is as follows:

[0004] A lithium battery recycling and sorting device comprises a sliding guide rail, a feeding device, a cutting device, a battery cell collection box, a shell collection box, a mounting table, a battery cell push-out assembly, a lithium battery transport assembly and a shell push-out assembly; the lithium battery transport assembly is installed on the sliding guide rail; a mounting table is arranged on the side of the sliding guide rail; the cutting device is installed on the right end of the mounting table, the battery cell push-out assembly is installed on the left side of the cutting device, and the shell push-out assembly is installed on the left side of the battery cell push-out assembly; a battery cell collection box and a shell collection box are arranged below the sliding guide rail; a feeding device is arranged at one end of the sliding rail.

[0005] Preferably, the cutting device includes an outer support platform, a screw mounting base, a screw, a threaded rod, a motor, a U-shaped plate, a pulley, a saw disk and a rotating shaft; an outer support platform is arranged on the outer side of the sliding guide rail; a screw mounting base is arranged on the mounting platform and the outer support platform respectively; a threaded rod is vertically installed on the top surface of the screw base; a screw is installed on the threaded rod; a U-shaped plate is arranged above the sliding guide rail; a motor and a pulley are installed on the top surface of the U-shaped plate; the outer side of the side plate of the U-shaped plate is connected to the screw, and the rotating shaft is horizontally installed on the inner side; one end of the rotating shaft is connected to the inner side of the U-shaped plate, a V-shaped belt is arranged in the middle part to be connected to the pulley, and a saw disk is installed on the other end.

[0006] Preferably, the lithium battery transport assembly includes a movable baffle, a slider, a transverse connecting rod, a longitudinal connecting plate, a square battery support platform, a fixed baffle and a first hydraulic rod; the slider is installed on the sliding guide rail, and the first hydraulic rod is installed on the top surface of the slider; the square battery support platform is installed above the slider; a fixed baffle is provided at one end of the square battery support platform and a movable baffle is provided at the other end; a longitudinal connecting plate is provided on the outer side of the movable baffle; a transverse connecting rod is provided below the longitudinal connecting rod; one end of the transverse connecting rod is connected to the output end of the first hydraulic rod; the upper end of the longitudinal connecting rod is connected to the movable baffle, and the lower end is connected to the transverse connecting rod.

[0007] Preferably, the battery cell ejection assembly includes a second hydraulic rod and a battery cell ejection rod; the second hydraulic rod is installed horizontally, one end of the battery cell ejection rod is connected to the output end of the second hydraulic rod, and the other end faces the sliding guide rail; the end of the battery cell ejection rod facing the sliding guide rail is a flat rectangle.

[0008] Preferably, the shell ejection assembly comprises a third hydraulic rod and a shell ejection plate; the third hydraulic rod is installed horizontally, one end of the surgical ejection plate is connected to the output end of the third hydraulic rod, and the other end faces the sliding guide rail.

[0009] Preferably, the loading device includes a six-degree-of-freedom robotic arm, a mounting bracket, a transverse guide rail and a feed conveyor belt; the transverse guide rail is installed in the middle of the mounting bracket, and the feed conveyor belt is installed in the front; the six-degree-of-freedom robotic arm is installed on the transverse guide rail.

[0010] Preferably, a fragment collection box is provided below the cutting device.

[0011] Compared with the existing technology, the utility model has the following beneficial effects:

[0012] The utility model cuts the square battery by arranging a cutting device, separates the shell and the battery cell of the square battery by means of a battery cell pushing component and a shell pushing component, and collects them in a battery cell collection box and a shell collection box, so that the staff can classify and manage various materials of the lithium battery, improve the recovery efficiency of the subsequent lithium battery recycling process and the recovery purity of various materials of the square battery. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the following briefly introduces the drawings required for describing the embodiments. In all drawings, similar elements or parts are generally identified by similar reference numerals. In the drawings, the elements or parts are not necessarily drawn according to the actual scale.

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 It is a partial structural schematic diagram of the mounting platform of the utility model.

[0016] Figure 3 It is a structural schematic diagram of the cutting table of the utility model.

[0017] Figure 4 It is a structural schematic diagram of the lithium battery transportation component of the utility model.

[0018] Figure 5 It is a structural schematic diagram of a battery core ejection assembly and a shell ejection assembly of the utility model.

[0019] Figure 6 It is a structural schematic diagram of a feeding device of the utility model.

[0020] Description of main reference numerals:

[0021] 1-sliding guide rail, 2-feeding device, 3-cutting device, 4-battery cell collection box, 5-shell collection box, 6-mounting table, 7-battery cell push-out assembly, 8-lithium battery transport assembly, 9-shell push-out assembly, 10-square battery, 11-fragment collection box, 12-outer support table, 13-screw mounting base, 14-screw, 15-threaded rod, 16-motor, 17-U-shaped plate, 18-pulley, 19-saw disk, 20-rotating shaft, 21-movable baffle, 22-slider, 23-transverse connecting rod, 24-longitudinal connecting plate, 25-square battery support table, 26-fixed baffle, 27-first hydraulic rod, 28-second hydraulic rod, 29-battery cell push-out rod, 30-third hydraulic rod, 31-shell push-out plate, 32-six-degree-of-freedom robotic arm, 33-mounting bracket, 34-transverse guide rail, 35-feeding conveyor belt. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] In the description of the present invention, it should be noted that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "top", "bottom", "top surface", "bottom surface", "inside", "outside", "inside", "outside" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0024] In the description of the present utility model, "several" means one or more, "more" means more than two, "greater than", "less than", "exceed" etc. are understood to exclude the number itself, and "above", "below", "within" etc. are understood to include the number itself. If the terms "first", "second", "third" are described, they are only used for the purpose of description and distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", and "set" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal connection of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances. The following is a description of the embodiments of the present invention based on its overall structure.

[0026] Example 1

[0027] A lithium battery recycling and sorting device as shown in the figure includes a sliding guide rail, a feeding device, a cutting device, a battery cell collection box, a shell collection box, a mounting table, a battery cell push-out assembly, a lithium battery transport assembly and a shell push-out assembly; the lithium battery transport assembly is installed on the sliding guide rail; a mounting table is arranged on the side of the sliding guide rail; the cutting device is installed on the right end of the mounting table, the battery cell push-out assembly is installed on the left side of the cutting device, and the shell push-out assembly is installed on the left side of the battery cell push-out assembly; a battery cell collection box and a shell collection box are arranged below the sliding guide rail; a feeding device is arranged at one end of the sliding rail.

[0028] Next, the working principle of the embodiment is described in detail to enable those skilled in the art to better understand the present invention:

[0029] The sliding guide rail realizes the movement of the lithium battery transport assembly, and the loading device places the lithium battery on the lithium battery transport assembly. The cutting device cuts the lithium battery, the battery cell push-out assembly pushes the battery cell out of the battery and drops it into the battery cell collection box, and the shell push-out assembly pushes the shell into the shell collection box. The mounting table fixes each assembly to ensure the stability and accuracy of the operation.

[0030] The loading device is used to transport lithium batteries into the lithium battery transport assembly, and the lithium battery transport assembly transports the square batteries to be disassembled and moves on the sliding guide rail. The lithium battery transport assembly transports the square batteries to the cutting device, and the cutting device cuts off the front and rear covers of the square batteries; then the lithium battery transport assembly transports the square batteries to the battery cell push-out assembly; the battery cell push-out assembly pushes out the battery cell in the middle of the square battery with the front and rear covers cut off, and the battery cell falls into the battery cell collection box; then the lithium battery transport assembly transports the square battery to the shell push-out assembly, and the shell push-out assembly pushes the shell of the square battery out of the lithium battery transport assembly, and the shell falls into the shell collection box; then the lithium battery transport assembly returns to its position, moves to the end where the loading device is located, and receives the next square battery to be recycled and disassembled.

[0031] Example 2

[0032] The difference between this embodiment and Embodiment 1 is that the cutting device includes an outer support platform, a screw mounting base, a screw, a threaded rod, a motor, a U-shaped plate, a pulley, a saw disk and a rotating shaft; an outer support platform is arranged on the outer side of the sliding guide rail; a screw mounting base is arranged on the mounting platform and the outer support platform respectively; a threaded rod is vertically installed on the top surface of the screw base; a screw is installed on the threaded rod; a U-shaped plate is arranged above the sliding guide rail; a motor and a pulley are installed on the top surface of the U-shaped plate; the outer side of the side plate of the U-shaped plate is connected to the screw, and the rotating shaft is horizontally installed on the inner side; one end of the rotating shaft is connected to the inner side of the U-shaped plate, a V-shaped belt connected to the pulley is arranged in the middle, and a saw disk is installed on the other end.

[0033] The threaded rod is driven by a motor, so that the lead screw moves up and down on the threaded rod, thereby driving the U-shaped plate and the saw disk installed on the U-shaped plate to move up and down; the motor drives the pulley to rotate, and a pulley is provided in the middle of the rotating shaft. The pulley drives the rotating shaft and the saw disk to rotate through a V-belt and a pulley. A saw disk is respectively provided at both ends of the sliding track, and the lead screw drives the saw disk to move downward, so that the front and rear ends of the square battery can be cut.

[0034] The working principle of this embodiment is the same as that of Embodiment 1.

[0035] Example 3

[0036] The difference between this embodiment and Embodiment 2 is that the lithium battery transportation assembly includes a movable baffle, a slider, a transverse connecting rod, a longitudinal connecting plate, a square battery support platform, a fixed baffle and a first hydraulic rod; the slider is installed on the sliding guide rail, and the first hydraulic rod is installed on the top surface of the slider; the square battery support platform is installed above the slider; a fixed baffle is provided at one end of the square battery support platform and a movable baffle is provided at the other end; a longitudinal connecting plate is provided on the outer side of the movable baffle; a transverse connecting rod is provided below the longitudinal connecting rod; one end of the transverse connecting rod is connected to the output end of the first hydraulic rod; the upper end of the longitudinal connecting rod is connected to the movable baffle, and the lower end is connected to the transverse connecting rod.

[0037] The square battery is placed on the top surface of the square battery support platform, between the fixed baffle and the movable baffle; the first hydraulic rod is used to push the movable baffle to clamp the outer shell of the square battery. When the first hydraulic rod is pushed outward, it drives the transverse connecting rod and the longitudinal connecting rod to move outward, and the longitudinal connecting rod drives the movable baffle to move outward, and the movable baffle releases the square battery; when the first hydraulic rod is retracted inward, it drives the transverse connecting rod and the longitudinal connecting rod to move inward, and the longitudinal connecting rod drives the movable baffle to move inward, and the movable baffle clamps the square battery.

[0038] The working principle of this embodiment is the same as that of Embodiment 1.

[0039] Example 4

[0040] This embodiment differs from Embodiment 3 in that the cell ejection assembly comprises a second hydraulic rod and a cell ejection rod; the second hydraulic rod is horizontally installed, one end of the cell ejection rod is connected to the output end of the second hydraulic rod, and the other end faces the sliding guide rail; the end of the cell ejection rod facing the sliding guide rail is a flat rectangle.

[0041] The battery cell ejection assembly pushes out the battery cell ejection rod through the second hydraulic rod, and the flat end of the battery cell ejection rod points to the battery cell of the square battery. The lithium battery transportation assembly clamps the outer shell of the square battery, and the battery cell ejection rod pushes the battery cell out of the outer shell of the square battery, and the battery cell falls into the battery cell collection box.

[0042] The working principle of this embodiment is the same as that of Embodiment 1.

[0043] Example 5

[0044] This embodiment differs from Embodiment 4 in that the shell ejection assembly comprises a third hydraulic rod and a shell ejection plate; the third hydraulic rod is installed horizontally, one end of the surgical ejection plate is connected to the output end of the third hydraulic rod, and the other end faces the sliding guide rail.

[0045] The shell pushing assembly pushes out the shell pushing plate through the third hydraulic rod. At this time, the lithium battery transport assembly releases the shell of the square battery, and the shell pushing plate pushes the shell of the square battery away from the lithium battery transport assembly, and the shell of the square battery falls into the shell collection box.

[0046] The working principle of this embodiment is the same as that of Embodiment 1.

[0047] Example 6

[0048] The difference between this embodiment and Embodiment 5 is that the loading device includes a six-degree-of-freedom robotic arm, a mounting bracket, a transverse guide rail and a feed conveyor belt; the transverse guide rail is installed in the middle of the mounting bracket, and the feed conveyor belt is installed in the front; the six-degree-of-freedom robotic arm is installed on the transverse guide rail.

[0049] The loading device uses a six-degree-of-freedom robotic arm to grab the square battery from the feeding conveyor belt, and then the six-degree-of-freedom robotic arm moves along the transverse guide rail to the top of the sliding guide rail to place the square battery into the lithium battery transport assembly. The six-degree-of-freedom robotic arm provides highly flexible loading operations, further improves the degree of automation, and improves the efficiency and accuracy of the lithium battery recycling process.

[0050] The working principle of this embodiment is the same as that of Embodiment 1.

[0051] Example 7

[0052] The difference between this embodiment and embodiment 6 is that a fragment collection box is provided below the cutting device.

[0053] A fragment collection box is additionally provided below the cutting device to collect the front and rear covers of the square battery that falls during the cutting process of the cutting device, thereby achieving a high recycling rate of the square battery material.

[0054] The working principle of this embodiment is the same as that of Embodiment 1.

[0055] The utility model cuts the square battery by arranging a cutting device, separates the shell and the battery cell of the square battery by means of a battery cell pushing component and a shell pushing component, and collects them in a battery cell collection box and a shell collection box, so that the staff can classify and manage various materials of the lithium battery, improve the recovery efficiency of the subsequent lithium battery recycling process and the recovery purity of various materials of the square battery.

[0056] The foregoing descriptions of specific exemplary embodiments of the present invention are for the purpose of explanation and illustration. These descriptions are not intended to limit the present invention to the precise form disclosed, and it is obvious that many changes and variations can be made based on the above teachings. Although an embodiment of the present invention has been shown and described, this specific embodiment is merely an explanation of the present invention and is not a limitation of the present invention. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. The purpose of selecting and describing the exemplary embodiments is to explain the specific principles of the present invention and its practical application, so that those skilled in the art can make modifications, substitutions, variations and various selections and changes to the embodiments without creative contribution as needed after reading this specification without departing from the principles and purpose of the present invention, but they are protected by patent law as long as they are within the scope of the claims of the present invention.

Claims

1. A lithium battery recycling and sorting device, characterized in that: It includes a sliding guide rail, a feeding device, a cutting device, a battery cell collection box, a shell collection box, a mounting table, a battery cell push-out assembly, a lithium battery transport assembly and a shell push-out assembly; the lithium battery transport assembly is installed on the sliding guide rail; a mounting table is arranged on the side of the sliding guide rail; the cutting device is installed on the right end of the mounting table, the battery cell push-out assembly is installed on the left side of the cutting device, and the shell push-out assembly is installed on the left side of the battery cell push-out assembly; a battery cell collection box and a shell collection box are arranged below the sliding guide rail; a feeding device is arranged at one end of the sliding guide rail.

2. A lithium battery recycling and sorting device according to claim 1, characterized in that: The cutting device includes an outer support platform, a screw mounting base, a screw, a threaded rod, a motor, a U-shaped plate, a pulley, a saw disk and a rotating shaft; an outer support platform is arranged on the outer side of the sliding guide rail; a screw mounting base is arranged on the mounting platform and the outer support platform respectively; a threaded rod is vertically installed on the top surface of the screw mounting base; a screw is installed on the threaded rod; a U-shaped plate is arranged above the sliding guide rail; a motor and a pulley are installed on the top surface of the U-shaped plate; the outer side of the side plate of the U-shaped plate is connected to the screw, and the rotating shaft is horizontally installed on the inner side; one end of the rotating shaft is connected to the inner side of the U-shaped plate, a V-shaped belt connected to the pulley is arranged in the middle, and a saw disk is installed on the other end.

3. A lithium battery recycling and sorting device according to claim 1, characterized in that: The lithium battery transportation assembly includes a movable baffle, a slider, a transverse connecting rod, a longitudinal connecting plate, a square battery support platform, a fixed baffle and a first hydraulic rod; the slider is installed on the sliding guide rail, and the first hydraulic rod is installed on the top surface of the slider; the square battery support platform is installed above the slider; a fixed baffle is provided at one end of the square battery support platform and a movable baffle is provided at the other end; a longitudinal connecting rod is provided on the outer side of the movable baffle; a transverse connecting rod is provided below the longitudinal connecting rod; one end of the transverse connecting rod is connected to the output end of the first hydraulic rod; the upper end of the longitudinal connecting rod is connected to the movable baffle, and the lower end is connected to the transverse connecting rod.

4. A lithium battery recycling and sorting device according to claim 1, characterized in that: The battery cell ejection assembly includes a second hydraulic rod and a battery cell ejection rod; the second hydraulic rod is installed horizontally, one end of the battery cell ejection rod is connected to the output end of the second hydraulic rod, and the other end faces the sliding guide rail; the end of the battery cell ejection rod facing the sliding guide rail is a flat rectangle.

5. A lithium battery recycling and sorting device according to claim 1, characterized in that: The shell ejection assembly comprises a third hydraulic rod and a shell ejection plate; the third hydraulic rod is installed horizontally, one end of the shell ejection plate is connected to the output end of the third hydraulic rod, and the other end faces the sliding guide rail.

6. A lithium battery recycling and sorting device according to claim 1, characterized in that: The feeding device comprises a six-degree-of-freedom mechanical arm, a mounting bracket, a transverse guide rail and a feeding conveyor belt; the transverse guide rail is installed in the middle of the mounting bracket, and the feeding conveyor belt is installed in the front; the six-degree-of-freedom mechanical arm is installed on the transverse guide rail.

7. A lithium battery recycling and sorting device according to claim 1, characterized in that: A fragment collection box is arranged below the cutting device.

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