CN115312900B - Laminated battery core disassembling device and method - Google Patents
Laminated battery core disassembling device and methodInfo
- Publication number
- CN115312900B CN115312900B CN202211067444.8A CN202211067444A CN115312900B CN 115312900 B CN115312900 B CN 115312900B CN 202211067444 A CN202211067444 A CN 202211067444A CN 115312900 B CN115312900 B CN 115312900B
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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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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/84—Recycling of batteries or fuel cells
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Abstract
本发明公开了一种叠片电芯拆解装置及其拆解方法，涉及锂电池回收技术领域。该叠片电芯拆解装置包括机架、旋转机构、旋转台、定位机构和收卷机构。旋转机构安装于机架上，且与旋转台连接，旋转台用于承载叠片电芯，定位机构安装于旋转台上，定位机构用于对叠片电芯进行定位，收卷机构安装于机架上，且间隔设置于旋转台的上方。与现有技术相比，本发明提供的叠片电芯拆解装置由于采用了安装于机架上的收卷机构以及与旋转台连接的旋转机构，所以能够实现叠片电芯的快速拆解，拆解效率高，拆解效果好，自动化程度高，省时省力，节约人工成本。
The present invention discloses a stacked battery cell disassembly device and a disassembly method thereof, and relates to the field of lithium battery recycling technology. The stacked battery cell disassembly device includes a frame, a rotating mechanism, a rotating table, a positioning mechanism and a winding mechanism. The rotating mechanism is installed on the frame and connected to the rotating table. The rotating table is used to carry the stacked battery cells. The positioning mechanism is installed on the rotating table. The positioning mechanism is used to position the stacked battery cells. The winding mechanism is installed on the frame and is spaced above the rotating table. Compared with the prior art, the stacked battery cell disassembly device provided by the present invention adopts a winding mechanism installed on the frame and a rotating mechanism connected to the rotating table. Therefore, it can realize the rapid disassembly of the stacked battery cells, has high disassembly efficiency, good disassembly effect, high degree of automation, saves time and effort, and saves labor costs.
Description
Technical Field
The invention relates to the technical field of lithium battery recovery, in particular to a laminated battery cell disassembling device and a disassembling method thereof.
Background
At present, along with the continuous rising of sales volume of new energy automobiles, the retired battery volume is about to enter a quick rising period, and the mode of recycling batteries is generally that the lithium batteries are directly broken and disassembled, the anode, the cathode, the diaphragm and electrolyte are all broken and mixed together, and then separation treatment is sequentially carried out, so that the mode has low automation degree, serious pollution and higher disassembly cost. Therefore, it is necessary to develop an automatic disassembly technique for nondestructively separating the positive and negative electrodes of the battery, and in the disassembly process of the laminated battery core, nondestructive removal of the positive and negative electrode sheets is one of the key technical points.
In view of the above, it is important to design and manufacture a laminated battery cell disassembling device with high disassembling efficiency and a disassembling method thereof, especially in lithium battery recycling.
Disclosure of Invention
The invention aims to provide a laminated battery core disassembling device which can realize the rapid disassembly of laminated battery cores, and has the advantages of high disassembly efficiency, good disassembly effect, high degree of automation, time and labor saving.
The invention further aims to provide a disassembling method of the laminated battery core disassembling device, which can realize rapid disassembly of the laminated battery core, and has the advantages of high disassembling efficiency, good disassembling effect, high degree of automation, time and labor saving.
The invention is realized by adopting the following technical scheme.
The utility model provides a lamination electricity core dismounting device, which comprises a frame, rotary mechanism, the revolving stage, positioning mechanism and winding mechanism, rotary mechanism installs in the frame, and be connected with the revolving stage, the revolving stage is used for bearing lamination electricity core, positioning mechanism installs on the revolving stage, positioning mechanism is used for fixing a position lamination electricity core, winding mechanism installs in the frame, and the interval sets up in the top of revolving stage, winding mechanism is used for carrying out the winding to the diaphragm of lamination electricity core, so that compound positive plate or negative pole piece in the diaphragm expose, rotary mechanism is used for driving lamination electricity core through the revolving stage when positive plate exposes and rotates along first direction, with the angle of exposing of increase positive plate, rotary mechanism still is used for driving lamination electricity core through the revolving stage and rotates along the second direction when the negative pole piece exposes, with the angle of exposing of increase negative plate, first direction is opposite with the second direction.
Optionally, the rotary mechanism includes a first driving motor, a speed reducer and a rotary frame, the speed reducer is fixedly connected to the rotary frame, the first driving motor is connected with the rotary table through the speed reducer, and the rotary table is rotatably installed on the rotary frame.
Optionally, the swivel mount includes supporting part, extension and bellying, and the supporting part passes through the extension to be connected with the bellying, and the hinge hole has been seted up to reduction gear and supporting part fixed connection, and the one end of revolving stage is provided with first pivot, and the other end is provided with the second pivot, and first pivot and the coaxial setting of second pivot, and all are located the middle part of revolving stage, and first pivot and hinge hole normal running fit, second pivot and reduction gear are connected.
Optionally, positioning mechanism includes driving cylinder, moves the clamp splice and decides the clamp splice, and driving cylinder installs on the revolving stage, and is connected with moving the clamp splice, decides clamp splice fixed connection on the revolving stage, and driving cylinder is used for driving and moves the clamp splice and be close to deciding the clamp splice to with lamination electricity core centre gripping between moving the clamp splice and deciding the clamp splice.
Optionally, one side that moves the clamp splice and is close to the clamp splice is provided with first anti-skidding stripe, and one side that the clamp splice is close to the clamp splice is provided with the second anti-skidding stripe, and first anti-skidding stripe and second anti-skidding stripe all are used for increasing frictional force.
Optionally, the winding mechanism comprises a second driving motor and a winding roller, the second driving motor is connected with the winding roller, and the axis of the winding roller and the rotation center line of the rotary table are located on the same vertical plane.
Optionally, the winding mechanism further comprises an air pump, an air ventilation cavity is formed in the winding roller, the air pump is communicated with the air ventilation cavity, an adsorption hole communicated with the air ventilation cavity is formed in the peripheral surface of the winding roller, and the air pump is used for adsorbing the diaphragm on the peripheral surface of the winding roller through the air ventilation cavity and the adsorption hole.
Optionally, the laminated battery core disassembling device further comprises a lifting mechanism and a lifting table, wherein the lifting mechanism is installed on the frame and connected with the lifting table, the rotating mechanism is installed on the lifting table, and the lifting mechanism is used for driving the rotating table to ascend through the lifting table and the rotating mechanism so that the suspension length of the diaphragm is kept unchanged.
Optionally, the laminated battery core disassembling device further comprises a manipulator and a collecting box, the manipulator is mounted on the frame, the position of the manipulator corresponds to that of the collecting box, and the manipulator is used for taking out the positive plate or the negative plate and placing the positive plate or the negative plate in the collecting box when the positive plate or the negative plate is exposed.
A disassembling method of the laminated battery core disassembling device comprises the steps of placing laminated battery cores on a rotary table, positioning the laminated battery cores by using a positioning mechanism, leading out a diaphragm positioned on one side of the laminated battery cores to a winding mechanism, winding the diaphragm by using the winding mechanism to enable positive plates or negative plates compounded in the diaphragm to be exposed, driving the rotary table to rotate in a first direction by using a rotating mechanism when the positive plates are exposed, taking out the positive plates, and driving the rotary table to rotate in a second direction by using the rotating mechanism when the negative plates are exposed, and taking out the negative plates.
The laminated battery cell disassembling device and the disassembling method thereof have the following beneficial effects:
The invention provides a laminated battery core disassembling device, which is characterized in that a rotating mechanism is arranged on a frame and is connected with a rotating table, the rotating table is used for bearing laminated battery cores, a positioning mechanism is arranged on the rotating table, the positioning mechanism is used for positioning the laminated battery cores, a winding mechanism is arranged on the frame and is arranged above the rotating table at intervals, the winding mechanism is used for winding a diaphragm of the laminated battery cores so as to enable positive plates or negative plates compounded in the diaphragm to be exposed, the rotating mechanism is used for driving the laminated battery cores to rotate along a first direction through the rotating table when the positive plates are exposed so as to increase the exposure angle of the positive plates, and the rotating mechanism is also used for driving the laminated battery cores to rotate along a second direction through the rotating table when the negative plates are exposed so as to increase the exposure angle of the negative plates, wherein the first direction is opposite to the second direction. Compared with the prior art, the laminated battery core disassembling device provided by the invention has the advantages that the winding mechanism arranged on the frame and the rotating mechanism connected with the rotating table are adopted, so that the laminated battery core can be disassembled rapidly, the disassembling efficiency is high, the disassembling effect is good, the degree of automation is high, the time and the labor are saved, and the labor cost is saved.
The disassembly method of the laminated battery core disassembly device provided by the invention can realize the rapid disassembly of the laminated battery core, and has the advantages of high disassembly efficiency, good disassembly effect, high degree of automation, time and labor saving.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present invention and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural diagram of a laminated battery core disassembling device according to an embodiment of the present invention;
Fig. 2 is a schematic structural diagram of a laminated battery cell applied to a laminated battery cell disassembling device according to an embodiment of the present invention;
Fig. 3 is a schematic structural diagram of a lifting mechanism connected with a rotating mechanism through a lifting table in the laminated battery core disassembling device according to the embodiment of the invention;
fig. 4 is a schematic structural diagram of a laminated battery core disassembling device according to an embodiment of the present invention when a positive plate of a laminated battery core is driven to be exposed;
fig. 5 is a schematic structural diagram of a laminated battery cell disassembling device according to an embodiment of the present invention when a negative electrode plate of a laminated battery cell is driven to be exposed;
fig. 6 is a schematic structural diagram of connection between a rotating mechanism and a rotating table in the laminated battery core disassembling device according to the embodiment of the present invention;
Fig. 7 is a schematic structural diagram of a positioning mechanism in a laminated battery core disassembling device according to an embodiment of the present invention;
fig. 8 is a schematic structural diagram of a winding mechanism in a laminated battery core disassembling device according to an embodiment of the present invention;
fig. 9 is a schematic structural diagram of another view angle of the winding mechanism in the laminated battery core disassembling device according to the embodiment of the present invention;
fig. 10 is a block diagram of steps of a disassembling method of a laminated cell disassembling device according to an embodiment of the present invention.
The icons comprise a 100-lamination cell disassembling device, a 110-rack, a 120-rotating mechanism, a 121-first driving motor, a 122-speed reducer, a 123-rotating rack, a 1231-supporting part, a 1232-extending part, a 1233-protruding part, a 1234-hinge hole, a 130-rotating table, a 131-first rotating shaft, a 132-second rotating shaft, a 140-positioning mechanism, a 141-driving cylinder, a 142-movable clamping block, a 143-fixed clamping block, a 144-first anti-slip stripe, a 145-second anti-slip stripe, a 150-rolling mechanism, a 151-second driving motor, a 152-rolling roller, a 153-air pump, a 154-ventilation cavity, a 155-adsorption hole, a 160-lifting mechanism, a 170-lifting table, a 180-manipulator, a 190-collecting box, a 200-lamination cell, a 210-diaphragm, a 220-positive plate, a 230-negative plate and a 240-folding cavity.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the invention, as presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that like reference numerals and letters refer to like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "inner", "outer", "upper", "lower", "horizontal", etc., are directions or positional relationships based on those shown in the drawings, or those that are conventionally put in use of the inventive product, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.
In the description of the present invention, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "connected," "mounted," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, integrally connected, mechanically connected, electrically connected, directly connected, indirectly connected through an intermediary, or in communication between two elements. The specific meaning of the above terms in the present invention will be understood in specific cases by those of ordinary skill in the art.
Some embodiments of the present invention are described in detail below with reference to the accompanying drawings. Features of the embodiments described below may be combined with each other without conflict.
Referring to fig. 1 to 5, an embodiment of the present invention provides a laminated cell disassembling device 100 for disassembling and recovering laminated cells 200. The quick disassembly of the laminated battery cell 200 can be realized, the disassembly efficiency is high, the disassembly effect is good, the automation degree is high, the time and the labor are saved, and the labor cost is saved.
It should be noted that, in the process of disassembling the laminated battery core 200, the laminated battery core 200 includes a diaphragm 210, a plurality of positive plates 220 and a plurality of negative plates 230, where the diaphragm 210 is in a zigzag folding arrangement to form a multi-layer folding cavity 240, the plurality of positive plates 220 and the plurality of negative plates 230 are sequentially and alternately adhered and arranged in the multi-layer folding cavity 240, the laminated battery core disassembling device 100 is used for rolling the diaphragm 210, and taking out the positive plates 220 and the negative plates 230 in the folding cavity 240, so as to realize the separation and recovery of the diaphragm 210, the positive plates 220 and the negative plates 230, thereby realizing the rapid disassembly of the laminated battery core 200 and further realizing the efficient recovery of the lithium battery.
The laminated cell disassembly device 100 comprises a frame 110, a rotating mechanism 120, a rotary table 130, a positioning mechanism 140, a winding mechanism 150, a lifting mechanism 160, a lifting table 170, a manipulator 180 and a collection box 190. The rotating mechanism 120 is mounted on the frame 110 and connected with the rotating table 130, the rotating table 130 is used for bearing the laminated battery cell 200, and the rotating mechanism 120 can drive the laminated battery cell 200 to rotate through the rotating table 130. The positioning mechanism 140 is mounted on the rotary table 130, and the positioning mechanism 140 is used for positioning the laminated battery cells 200 to prevent the laminated battery cells 200 from being separated from the rotary table 130. The winding mechanism 150 is mounted on the frame 110 and is disposed above the rotary table 130 at intervals, and the winding mechanism 150 is used for winding the separator 210 of the laminated battery cell 200, so that the positive electrode sheet 220 or the negative electrode sheet 230 compounded in the separator 210 is exposed. The rotating mechanism 120 is used for driving the laminated battery cell 200 to rotate along a first direction through the rotating table 130 when the positive electrode plate 220 is exposed to increase the exposure angle of the positive electrode plate 220 so as to facilitate the extraction of the positive electrode plate 220, the rotating mechanism 120 is also used for driving the laminated battery cell 200 to rotate along a second direction through the rotating table 130 when the negative electrode plate 230 is exposed to increase the exposure angle of the negative electrode plate 230 so as to facilitate the extraction of the negative electrode plate 230, the first direction is opposite to the second direction, the rotating mechanism 120 firstly drives the laminated battery cell 200 to rotate along the first direction through the rotating table 130, and after the positive electrode plate 220 is extracted, the rotating mechanism 120 drives the laminated battery cell 200 to rotate along the second direction through the rotating table 130 so as to facilitate the extraction of the negative electrode plate 230.
It is noted that, the manipulator 180 is mounted on the frame 110, the position of the manipulator 180 corresponds to the position of the collecting box 190, and the manipulator 180 is used for taking out the positive plate 220 or the negative plate 230 and placing the positive plate 220 or the negative plate 230 in the collecting box 190 when the positive plate 220 or the negative plate 230 is exposed, so as to realize automatic nondestructive disassembly of the positive plate 220 and the negative plate 230 and improve the disassembly efficiency. Specifically, the number of the manipulators 180 and the collection boxes 190 is two, the two manipulators 180 are mounted on the frame 110 and are oppositely arranged on two sides of the rotary table 130, the position of each manipulator 180 corresponds to that of one collection box 190, one manipulator 180 is used for taking out the positive plate 220 and placing the positive plate 220 in one collection box 190 when the positive plate 220 is exposed, and the other manipulator 180 is used for taking out the negative plate 230 and placing the negative plate 230 in the other collection box 190 when the negative plate 230 is exposed, so that the disassembled positive plate 220 and negative plate 230 respectively present a regular stacking state, and subsequent processing is facilitated.
In this embodiment, the manipulator 180 sucks the electrode sheet (the positive electrode sheet 220 or the negative electrode sheet 230) by means of suction cup to take the electrode sheet out of the separator 210, and transfers and collects it. However, the present invention is not limited thereto, and in other embodiments, the manipulator 180 may clamp the pole piece by clamping to take out, transfer and collect the pole piece, and the type of the manipulator 180 is not particularly limited.
It should be noted that, the lifting mechanism 160 is installed on the frame 110 and connected to the lifting table 170, the rotating mechanism 120 is installed on the lifting table 170, and the lifting mechanism 160 is used for driving the rotating table 130 to rise through the lifting table 170 and the rotating mechanism 120, so as to drive the laminated battery cell 200 to rise, so that the suspended length of the diaphragm 210 is kept unchanged. Specifically, in the process of disassembling the laminated battery cell 200, the winding mechanism 150 continuously winds the diaphragm 210, the mechanical arm 180 continuously takes out the positive plate 220 and the negative plate 230, so that the thickness of the laminated battery cell 200 on the rotary table 130 is continuously reduced, in order to ensure that the suspension length of the diaphragm 210 between the winding mechanism 150 and the laminated battery cell 200 is kept unchanged, the lifting mechanism 160 is controlled to drive the laminated battery cell 200 to continuously lift, the lifting speed is equal to the thickness reduction speed of the laminated battery cell 200, so that the exposing angle of each positive plate 220 or each negative plate 230 is the same in the process that the rotating mechanism 120 drives the laminated battery cell 200 to rotate along the first direction or the second direction each time, and therefore, the mechanical arm 180 is convenient to take out the positive plate 220 or the negative plate 230 from the same position each time, the condition that mutual interference occurs between the mechanical arm 180 and the diaphragm 210 is prevented, and the disassembling effect is ensured.
In the present embodiment, the lifting mechanism 160 drives the lifting platform 170 to lift by means of the cooperation of the motor and the screw nut transmission structure, but the invention is not limited thereto, and in other embodiments, the lifting mechanism 160 may be a hydraulic cylinder, or a pneumatic cylinder, and the type of the lifting mechanism 160 is not particularly limited.
Referring to fig. 6, the rotation mechanism 120 includes a first driving motor 121, a decelerator 122, and a rotation frame 123. The speed reducer 122 is fixedly connected to the rotating frame 123, the first driving motor 121 is connected with the rotating table 130 through the speed reducer 122, the first driving motor 121 is used for driving the rotating table 130 to rotate, and the speed reducer 122 is used for increasing torque and reducing rotating speed. The rotary table 130 is rotatably mounted on the rotary frame 123, and the rotary frame 123 can limit the rotary table 130 to prevent the rotary table 130 from being separated from the decelerator 122. The rotating frame 123 is fixedly connected with the lifting table 170, and the lifting mechanism 160 can drive the rotating frame 123 to lift through the lifting table 170, so that the whole rotating mechanism 120 and the rotating table 130 are driven to lift.
The rotating frame 123 includes a supporting portion 1231, an extending portion 1232, and a protruding portion 1233. The supporting part 1231 is connected with the protruding part 1233 through the extending part 1232, and in this embodiment, the supporting part 1231, the extending part 1232 and the protruding part 1233 are integrally formed to improve the connection strength. The decelerator 122 is fixedly connected with the supporting part 1231, the supporting part 1231 is fixedly connected with the elevating table 170, and the supporting part 1231 can support and fix the decelerator 122 and the first driving motor 121. Hinge hole 1234 has been seted up to bellying 1233, the one end of revolving stage 130 is provided with first pivot 131, the other end is provided with second pivot 132, first pivot 131 and the coaxial setting of second pivot 132, and all be located the middle part of revolving stage 130, first pivot 131 and hinge hole 1234 normal running fit, second pivot 132 is connected with reduction gear 122, first driving motor 121 can drive second pivot 132 through reduction gear 122 and rotate, thereby drive lamination electricity core 200 through revolving stage 130 and rotate, and then drive first pivot 131 and rotate for hinge hole 1234, bellying 1233 can carry out spacingly to revolving stage 130 through the cooperation of first pivot 131 and hinge hole 1234, in order to guarantee that revolving stage 130's rotation process is reliable and stable.
Referring to fig. 7, the positioning mechanism 140 includes a driving cylinder 141, a movable clamping block 142 and a fixed clamping block 143. The driving cylinder 141 is mounted on the rotary table 130 and connected to the movable clamping block 142, and the driving cylinder 141 can drive the movable clamping block 142 to move relative to the rotary table 130. The fixed clamping block 143 is fixedly connected to the rotary table 130, and the driving cylinder 141 is used for driving the movable clamping block 142 to be close to the fixed clamping block 143 so as to clamp the laminated battery cell 200 between the movable clamping block 142 and the fixed clamping block 143, thereby realizing the positioning of the laminated battery cell 200 and preventing the laminated battery cell 200 from being separated from the rotary table 130. Specifically, the heights of the movable and fixed clamping blocks 142 and 143 are greater than or equal to the initial thickness of the laminated cell 200 to better position the laminated cell 200 and further prevent the laminated cell 200 from being separated from the rotary table 130.
In this embodiment, a first anti-slip stripe 144 is disposed on a side of the movable clamping block 142 close to the fixed clamping block 143, a second anti-slip stripe 145 is disposed on a side of the fixed clamping block 143 close to the movable clamping block 142, and the first anti-slip stripe 144 and the second anti-slip stripe 145 are both used for contacting with a side surface of the laminated battery cell 200 so as to increase friction force between the movable clamping block 142 or the fixed clamping block 143 and the laminated battery cell 200, so that the membrane 210 can be prevented from pulling up the multi-layer pole piece at one time due to excessive tension in the winding process, and the phenomenon that the membrane 210 or the pole piece slides down in the rotating and tilting process of the laminated battery cell 200 can be prevented.
In this embodiment, the number of the driving cylinders 141, the movable clamping blocks 142 and the fixed clamping blocks 143 is two, wherein each driving cylinder 141 is connected with one movable clamping block 142, one movable clamping block 142 and one fixed clamping block 143 are oppositely arranged, the other movable clamping block 142 and the other fixed clamping block 143 are oppositely arranged, and the connecting line of one movable clamping block 142 and one fixed clamping block 143 is perpendicular to the connecting line of the other movable clamping block 142 and the other fixed clamping block 143, so as to improve the positioning effect.
Referring to fig. 8 and 9 in combination, the winding mechanism 150 includes a second driving motor 151, a winding roller 152, and an air pump 153. The second driving motor 151 is connected with the wind-up roller 152, and the second driving motor 151 is used for driving the wind-up roller 152 to rotate, so that the diaphragm 210 is wound outside the wind-up roller 152, and winding and recovering of the diaphragm 210 are achieved. Specifically, the axis of the wind-up roller 152 and the rotation center line of the rotary table 130 are located on the same vertical plane, and the laminated battery cell 200 is located in the middle of the rotary table 130, so that the wind-up roller 152 is always located right above the laminated battery cell 200, and as a result, the exposed angle of the positive electrode plate 220 is the same as the exposed angle of the negative electrode plate 230 when the rotation mechanism 120 drives the laminated battery cell 200 to rotate to the first limit position along the first direction, and the laminated battery cell 200 is driven to rotate to the second limit position along the second direction, so that the whole disassembly process is balanced and stable, and the positive electrode plate 220 and the negative electrode plate 230 are conveniently taken out.
In this embodiment, the wind-up roller 152 is internally provided with the ventilation cavity 154, the air pump 153 is communicated with the ventilation cavity 154, the circumferential surface of the wind-up roller 152 is provided with the adsorption hole 155 communicated with the ventilation cavity 154, the air pump 153 is used for sucking air so as to adsorb the diaphragm 210 on the circumferential surface of the wind-up roller 152 through the ventilation cavity 154 and the adsorption hole 155, thereby realizing vacuum adsorption of the innermost diaphragm 210 wound outside the wind-up roller 152, fixing the relative position of the diaphragm 210 and the wind-up roller 152, preventing the diaphragm 210 from displacing relative to the wind-up roller 152, and ensuring the stable and reliable wind-up process.
Referring to fig. 10, the embodiment of the invention further provides a disassembling method of the laminated battery cell disassembling device, which comprises the following steps:
step S110, placing the laminated battery cells 200 on the rotary table 130, and positioning the laminated battery cells 200 by using the positioning mechanism 140.
In step S110, the rotary table 130 is first rotated to a horizontal position, and the laminated battery cell 200 is placed in the middle of the rotary table 130 to make one side of the laminated battery cell 200 abut against the fixed clamping block 143, and then the driving cylinder 141 is started to drive the movable clamping block 142 to approach the fixed clamping block 143, so as to clamp the laminated battery cell 200 between the movable clamping block 142 and the fixed clamping block 143, thereby completing positioning of the laminated battery cell 200.
Step S120, the diaphragm 210 located at one side of the laminated battery cell 200 is led out to the winding mechanism 150.
In step S120, the separator 210 is first pulled out from the side of the laminated battery cell 200 away from the rotary table 130, and the separator 210 is pulled out of the winding roller 152 by one turn, in which process, the positive electrode sheet 220 and the negative electrode sheet 230 sandwiched in the pulled-out portion of the separator 210 are manually taken out, and then the air pump 153 is started to generate negative pressure to vacuum-adsorb the separator 210, thereby fixing the relative positions of the separator 210 and the winding roller 152.
In step S130, the separator 210 is wound by the winding mechanism 150, so that the positive electrode sheet 220 or the negative electrode sheet 230 combined in the separator 210 is exposed.
It should be noted that, in step S130, the second driving motor 151 is started to drive the wind-up roller 152 to rotate, so as to wind up the diaphragm 210, in this process, the wind-up roller 152 continuously pulls out the diaphragm 210 from the laminated battery core 200, so that the multi-layer folded cavity 240 is opened in sequence, and thus the plurality of positive electrode plates 220 and the plurality of negative electrode plates 230 clamped in the diaphragm 210 are exposed in sequence, so that the separator is convenient to take out and recover. At the same time, the lifting mechanism 160 continuously drives the laminated battery cell 200 to continuously lift, and the lifting speed is equal to the thickness reduction speed of the laminated battery cell 200, so as to ensure that the suspension length of the diaphragm 210 between the winding mechanism 150 and the laminated battery cell 200 is kept unchanged.
Step S140, when the positive plate 220 is exposed, the rotating mechanism 120 is used for driving the rotating table 130 to rotate along a first direction and taking out the positive plate 220, and when the negative plate 230 is exposed, the rotating mechanism 120 is used for driving the rotating table 130 to rotate along a second direction and taking out the negative plate 230.
In step S140, in the process of winding the separator 210 by the winding roller 152 to expose the positive electrode sheet 220, the rotating table 130 is driven by the rotating mechanism 120 to rotate along the first direction to increase the exposure angle of the positive electrode sheet 220, when the rotating mechanism 120 drives the laminated battery cell 200 to rotate to the first limit position, the exposure angle of the positive electrode sheet 220 is maximum, at this time, the positive electrode sheet 220 is taken down from the separator 210 by the manipulator 180 and placed in the collecting box 190 to complete the disassembly and recovery of one positive electrode sheet 220, in the process of winding the separator 210 by the winding roller 152 to expose the negative electrode sheet 230, the rotating table 130 is driven by the rotating mechanism 120 to rotate along the second direction to increase the exposure angle of the negative electrode sheet 230, when the rotating mechanism 120 drives the laminated battery cell 200 to rotate to the second limit position, the negative electrode sheet 230 is taken down from the separator 210 by the manipulator 180 and placed in the collecting box 190 to complete the disassembly and recovery of one negative electrode sheet 230, and so cycle is repeated until the whole laminated battery cell 200 and the positive electrode sheet 220 are taken out and all the laminated battery cells 200 are quickly disassembled.
According to the laminated battery cell disassembling device 100 provided by the embodiment of the invention, the rotating mechanism 120 is mounted on the frame 110 and is connected with the rotating table 130, the rotating table 130 is used for bearing the laminated battery cell 200, the positioning mechanism 140 is mounted on the rotating table 130, the positioning mechanism 140 is used for positioning the laminated battery cell 200, the winding mechanism 150 is mounted on the frame 110 and is arranged above the rotating table 130 at intervals, the winding mechanism 150 is used for winding the diaphragm 210 of the laminated battery cell 200 so as to expose the positive electrode plate 220 or the negative electrode plate 230 compounded in the diaphragm 210, the rotating mechanism 120 is used for driving the laminated battery cell 200 to rotate along a first direction through the rotating table 130 when the positive electrode plate 220 is exposed so as to increase the exposure angle of the positive electrode plate 220, and the rotating mechanism 120 is also used for driving the laminated battery cell 200 to rotate along a second direction through the rotating table 130 when the negative electrode plate 230 is exposed so as to increase the exposure angle of the negative electrode plate 230, wherein the first direction is opposite to the second direction. Compared with the prior art, the laminated battery cell disassembling device 100 provided by the invention has the advantages that the winding mechanism 150 arranged on the frame 110 and the rotating mechanism 120 connected with the rotating table 130 are adopted, so that the laminated battery cell 200 can be disassembled rapidly, the disassembling efficiency is high, the disassembling effect is good, the automation degree is high, the time and the labor are saved, and the labor cost is saved. The disassembly method of the laminated battery core disassembly device is automatic and efficient, and the recovery efficiency of the lithium battery can be effectively improved.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a lamination electricity core dismounting device, its characterized in that includes frame (110), rotary mechanism (120), revolving stage (130), positioning mechanism (140) and winding mechanism (150), rotary mechanism (120) install in on frame (110) and with revolving stage (130) are connected, revolving stage (130) are used for bearing lamination electricity core (200), positioning mechanism (140) install in on revolving stage (130), positioning mechanism (140) are used for carrying out the location to lamination electricity core (200), winding mechanism (150) install in on frame (110), and the interval set up in revolving stage (130) top, winding mechanism (150) are used for carrying out the winding to diaphragm (210) of lamination electricity core (200) in order to make positive plate (220) or negative plate (230) in the diaphragm (210) expose, rotary mechanism (120) are used for driving lamination electricity core (200) through revolving stage (130) when positive plate (220) are exposed to rotate along first direction lamination electricity core (200) and in order to drive second direction (230) are still to expose in order to rotate the direction when negative plate (230) is exposed, to increase the exposure angle of the negative electrode sheet (230), the first direction being opposite to the second direction;
The positioning mechanism (140) comprises a driving air cylinder (141), a movable clamping block (142) and a fixed clamping block (143), wherein the heights of the movable clamping block (142) and the fixed clamping block (143) are larger than or equal to the initial thickness of the laminated battery cell (200), the driving air cylinder (141) is arranged on the rotary table (130) and is connected with the movable clamping block (142), the fixed clamping block (143) is fixedly connected to the rotary table (130), the driving air cylinder (141) is used for driving the movable clamping block (142) to be close to the fixed clamping block (143) so as to clamp the laminated battery cell (200) between the movable clamping block (142) and the fixed clamping block (143), one side of the movable clamping block (142) close to the fixed clamping block (143) is provided with a first anti-slip stripe (144), and one side of the fixed clamping block (143) close to the movable clamping block (142) is provided with a second anti-slip stripe (145), and the first anti-slip stripe (144) and the second anti-slip stripe (145) are used for increasing friction force;
The laminated battery core disassembling device further comprises a lifting mechanism (160) and a lifting table (170), wherein the lifting mechanism (160) is installed on the frame (110) and connected with the lifting table (170), the rotating mechanism (120) is installed on the lifting table (170), and the lifting mechanism (160) is used for driving the rotating table (130) to ascend through the lifting table (170) and the rotating mechanism (120) so that the suspension length of the diaphragm (210) is kept unchanged.
2. The laminated cell disassembly device according to claim 1, wherein the rotation mechanism (120) comprises a first driving motor (121), a speed reducer (122) and a rotating frame (123), the speed reducer (122) is fixedly connected to the rotating frame (123), the first driving motor (121) is connected with the rotating table (130) through the speed reducer (122), and the rotating table (130) is rotatably mounted on the rotating frame (123).
3. The laminated battery core disassembling device according to claim 2, wherein the rotating frame (123) comprises a supporting part (1231), an extending part (1232) and a protruding part (1233), the supporting part (1231) is connected with the protruding part (1233) through the extending part (1232), the speed reducer (122) is fixedly connected with the supporting part (1231), the protruding part (1233) is provided with a hinge hole (1234), one end of the rotating table (130) is provided with a first rotating shaft (131), the other end is provided with a second rotating shaft (132), the first rotating shaft (131) and the second rotating shaft (132) are coaxially arranged and are located in the middle of the rotating table (130), the first rotating shaft (131) is in running fit with the hinge hole (1234), and the second rotating shaft (132) is connected with the speed reducer (122).
4. The laminated cell disassembly device according to claim 1, wherein the winding mechanism (150) comprises a second driving motor (151) and a winding roller (152), the second driving motor (151) is connected with the winding roller (152), and an axis of the winding roller (152) and a rotation center line of the rotary table (130) are located on the same vertical plane.
5. The laminated battery cell disassembly device according to claim 4, wherein the winding mechanism (150) further comprises an air pump (153), an air ventilation cavity (154) is arranged in the winding roller (152), the air pump (153) is communicated with the air ventilation cavity (154), an adsorption hole (155) communicated with the air ventilation cavity (154) is formed in the circumferential surface of the winding roller (152), and the air pump (153) is used for adsorbing the diaphragm (210) on the circumferential surface of the winding roller (152) through the air ventilation cavity (154) and the adsorption hole (155).
6. The laminated cell disassembly device according to claim 1, further comprising a manipulator (180) and a collection box (190), wherein the manipulator (180) is mounted on the frame (110), a position of the manipulator (180) corresponds to a position of the collection box (190), and the manipulator (180) is used for taking out the positive electrode sheet (220) or the negative electrode sheet (230) and placing the positive electrode sheet (220) or the negative electrode sheet (230) in the collection box (190) when the positive electrode sheet (220) or the negative electrode sheet (230) is exposed.
7. A disassembly method of a laminated cell disassembly device, characterized by being used for using the laminated cell disassembly device as claimed in any one of claims 1 to 6, comprising:
Placing the laminated battery cell (200) on the rotary table (130), and positioning the laminated battery cell (200) by using the positioning mechanism (140);
Leading out the diaphragm (210) positioned at one side of the laminated battery cell (200) to the winding mechanism (150);
Winding the diaphragm (210) by using the winding mechanism (150) so as to expose a positive plate (220) or a negative plate (230) compounded in the diaphragm (210);
When the positive plate (220) is exposed, the rotating mechanism (120) is used for driving the rotating table (130) to rotate along the first direction and taking out the positive plate (220), and when the negative plate (230) is exposed, the rotating mechanism (120) is used for driving the rotating table (130) to rotate along the second direction and taking out the negative plate (230).
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| CN116002447A (en) * | 2022-12-20 | 2023-04-25 | 厦门海辰新材料科技有限公司 | Separation method, recovery equipment and recovery film roll of composite film material |
| CN116979167A (en) * | 2023-06-06 | 2023-10-31 | 武汉蔚能电池资产有限公司 | A pole piece separation device and laminated battery core recycling equipment |
| CN116809603B (en) * | 2023-06-27 | 2025-09-16 | 江苏中兴派能电池有限公司 | Tool for automatically disassembling finished laminated battery |
| CN117239278B (en) * | 2023-11-13 | 2024-03-12 | 中创新航科技集团股份有限公司 | Battery cell disassembling method and battery cell disassembling device |
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