CN112259818A - Disassembling device and method for square shell battery - Google Patents
Disassembling device and method for square shell battery Download PDFInfo
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- CN112259818A CN112259818A CN202010701190.5A CN202010701190A CN112259818A CN 112259818 A CN112259818 A CN 112259818A CN 202010701190 A CN202010701190 A CN 202010701190A CN 112259818 A CN112259818 A CN 112259818A
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- cutting
- square shell
- shell battery
- battery
- lug
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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
Abstract
The invention relates to the technical field of power batteries, in particular to a disassembling device and a disassembling method of a square shell battery, which comprise a conveying assembly, a disassembling device and a disassembling device, wherein the conveying assembly is used for conveying the square shell battery; the opening liquid collecting assembly cuts an opening on the square shell battery and collects electrolyte of the square shell battery through the opening; the cover cutting and lug breaking assembly cuts the square shell battery into two parts along the notch and cuts off the connection of the positive electrode and the negative electrode of the lug of the square shell battery; according to the invention, through the cooperation of the components, the disassembly mode of the square shell battery can be improved, the link of processing the electrolyte is added in the middle, the electrolyte in the battery is taken out through cutting the notch, and then the cap and lug cutting component is further used for improving the accuracy and safety of disassembling the battery core during working, and when the cap and lug cutting component is used for working, the cap and the lug are cut and separated firstly, and then the lug is cut off, so that the accuracy and safety of disassembling the battery core are further improved.
Description
Technical Field
The invention relates to the technical field of power batteries, in particular to a disassembling device and a disassembling method for a square shell battery.
Background
With the rapid development of the new energy automobile industry in China, the recycling of retired power batteries becomes an important new field. From 2018, our country will gradually enter the peak of retirement of power batteries. At present, China basically masters the power battery recycling technology and has the capability of processing various power battery technologies. Related enterprises on the upstream and downstream of lithium battery industry chains such as resources, materials, batteries, new energy vehicles and the like actively develop the layout of battery recycling. The production process for recycling the power battery at home and abroad at present mainly comprises a pyrometallurgical technology, a hydrometallurgical technology and a physical separation technology, wherein the physical separation technology is aimed at battery pretreatment or pretreatment links. The purpose of the waste power battery pretreatment is to effectively separate different components in the battery, enrich high-value metal components and simultaneously cause less environmental pollution. The pretreatment of power battery recovery mainly adopts a physical disassembly technology at present, namely after the retired battery is discharged, the single battery is crushed into powder with different particle sizes by adopting a mechanical crushing mode, and the powder is sorted according to the physical property difference among the components, so that the electrode material with high valuable metal content is extracted. In 2016 (12 months), the environmental protection department revises 'technical policy for preventing and controlling pollution of waste batteries', encourages the research and development of automatic, high-efficiency and high-safety technology for directionally recycling and reversely disassembling the power batteries of the retired new energy vehicles, and the market demand of harmless disassembly technology is increasing. Compared with the traditional fire recovery technology, the liquid nitrogen freezing and crushing technology and the wet recovery technology, the harmless disassembly technology is improved in equipment integration, harmful substance treatment and recovery efficiency, and also becomes an important research direction in the field of power battery recovery and reuse.
Disclosure of Invention
The technical problem to be solved by the invention is as follows: the disassembly device and the disassembly method of the square shell battery can improve the disassembly safety of the battery cell and increase the availability of the recycled battery cell.
In order to solve the technical problems, the invention adopts the technical scheme that:
a disassembling device for a square shell battery comprises
The conveying assembly is used for conveying the square shell battery;
the opening liquid collecting assembly is used for cutting an opening into the square shell battery and collecting electrolyte of the square shell battery through the opening; and
and the cap cutting and lug breaking assembly is used for cutting and separating the square shell battery into two parts along the notch and cutting off the connection of the positive electrode and the negative electrode of the lug of the square shell battery.
In order to solve the technical problem, the invention adopts another technical scheme as follows:
a method for disassembling a square shell battery comprises
Fixing a square shell battery, cutting a notch on the square shell battery, and collecting electrolyte of the square shell battery through the notch;
and cutting the square shell battery along the notch to separate the square shell battery into two parts, and cutting off the connection of the positive electrode and the negative electrode of the lug of the square shell battery.
The invention has the beneficial effects that: this application can improve the square shell battery through the cooperation of each subassembly and disassemble the mode, and the centre increases and handles the electrolyte link, through cutting out the opening, takes out the electrolyte in the battery, and the ear subassembly during operation is disconnected in the further lid that surely cuts again, can improve the accuracy and the security of disassembling electric core, and surely cover the ear subassembly during operation absolutely, cuts the separation earlier with the electric core lid, cuts off utmost point ear again, further promotes the accuracy and the security of disassembling electric core.
Drawings
Fig. 1 is a schematic structural diagram of a disassembling apparatus for a prismatic case battery according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a conveying platform of a disassembling device for a square-casing battery according to an embodiment of the present invention;
fig. 3 is a schematic structural view of a cutting member of a disassembling apparatus for a prismatic case battery according to an embodiment of the present invention;
description of reference numerals: 1. a square case battery; 11. a tab; 2. a delivery assembly; 21. a first track; 22. a conveying platform; 221. a baffle plate; 222. a turning table; 223. a rotating part; 224. a moving part; 3. a gap liquid collection assembly; 31. a liquid collecting box; 4. cutting the cover and breaking the lug assembly; 41. a second clamp; 42. a second cutting module; 5. cutting the piece; 51. a second track; 52. a cutting seat; 53. cutting a cutter; 54. and a limiting block.
Detailed Description
In order to explain technical contents, achieved objects, and effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, a device for disassembling a battery with a square casing includes
A conveying assembly 2 for conveying the square case battery 1;
the opening liquid collecting component 3 cuts an opening on the square shell battery 1 and collects electrolyte through the opening; and
and the cap cutting and lug breaking component 4 cuts the square shell battery 1 along the notch to separate the square shell battery into two parts, and cuts off the connection of the positive electrode and the negative electrode of the lug 11 of the square shell battery 1.
According to the above description, this application can improve the square shell battery 1 and disassemble the mode through the cooperation of each subassembly, and the middle electrolyte link that increases is handled, through cutting out the opening, takes out the electrolyte in the battery, and further surely cover ear-breaking subassembly 4 during operation again, can improve the accuracy and the security of disassembling electric core, and surely cover ear-breaking subassembly 4 during operation, cuts the separation with the electric core lid earlier, cuts off utmost point ear 11 again, further promotes accuracy and the security that electric core disassembled.
Further, the conveying device comprises a first rail 21 and a conveying platform 22 running along the first rail 21, and a first clamp is arranged on the conveying platform 22.
Further, the first clamp includes four detachably linked shutters 221.
As is apparent from the above description, the attachment and detachment of the prismatic-shaped case battery 1 can be facilitated by the four detachable baffles 221.
Further, a turning table 222 is further arranged between the conveying platform 22 and the first fixture, the first fixture is fixed on the turning table 222, and the turning table 222 is rotatably connected to the conveying platform 22.
As can be seen from the above description, the arrangement of the turning table 222 facilitates the pouring of the electrolyte in the battery by turning in the clamped state.
Further, the conveying platform 22 includes a rotating portion 223 and a moving portion 224, the moving portion 224 runs along the first track 21, the rotating portion 223 is rotatably disposed on the moving portion 224, and the first clamp is disposed on the rotating portion 223.
As can be seen from the above description, the battery on the first fixture can be conveniently turned to by the arrangement of the rotating portion 223, and the subsequent cap cutting and breaking assembly 4 can be conveniently used for cap opening processing of the battery.
Further, the gap liquid collecting assembly 3 comprises a first cutting module and a liquid collecting box 31;
the first cutting module comprises two groups of cutting pieces 5 arranged on two sides of the first rail 21 in a mirror image mode, each cutting piece 5 comprises a second rail 51, a cutting seat 52 and a cutting tool 53, the cutting seat 52 runs along the second rail 51, and the cutting tool 53 is rotatably connected to the cutting seat 52 and extends out of the cutting seat 52.
Further, the cutting member 5 preferably comprises a limiting block 54, the limiting block 54 is arranged on the cutting seat 52 and extends out of the cutting seat 52, and the extending length of one end, far away from the cutting seat 52, of the limiting block 54 is greater than the outermost side of the cutting tool 53 by 3-5 mm.
From the above description, the arrangement of the limiting block 54 can control the cutting depth, and prevent the cutting tool 53 from cutting too deeply at one time to cause short circuit.
Further, the cover cutting and lug breaking assembly 4 is provided with a second clamp 41, a second cutting module 42 and a first cutting module which is the same as the opening liquid collecting assembly 3;
the two groups of cutting pieces 5 of the first cutting module are arranged on two sides of the first rail 21 in a mirror image mode, and the second clamp 41 is arranged above the rail and used for clamping a lug 11 of the square shell battery 1;
the second cutting module 42 comprises a cutting head located at the side of the first rail 21.
A method for disassembling a square shell battery 1 comprises
Fixing the square shell battery 1, cutting a notch on the square shell battery 1, and collecting electrolyte of the square shell battery through the notch;
the square shell battery 1 is cut along the gap and separated into two parts, and the anode and cathode connections of the electrode lug 11 of the square shell battery 1 are cut off.
Further, the tab 11 is provided on the prismatic case battery 1 above the notch or below the notch.
As is apparent from the above description, the tab 11 can be easily separated and cut together by disposing the tab 11 on the prismatic can battery 1 above or below the slit.
Example one
A disassembling device for a square shell battery comprises
The conveying assembly is used for conveying the square shell battery to sequentially pass through the opening liquid collection assembly and the cover cutting and lug breaking assembly;
the opening liquid collecting assembly cuts an opening on the square shell battery and collects electrolyte of the square shell battery through the opening; and
and the cover cutting and lug breaking assembly cuts the square shell battery into two parts along the notch, and cuts off the connection of the positive electrode and the negative electrode of the lug of the square shell battery.
The conveying device comprises a first rail and a conveying platform running along the first rail, and a first clamp is arranged on the conveying platform.
The first clamp comprises four baffles which are detachably connected, a rubber pad is arranged on one surface of each baffle, which faces towards the square shell battery, buffering is realized through the rubber pad when extrusion is performed, and the baffles are connected through fastening bolts.
The automatic conveying device is characterized in that a turnover table is further arranged between the conveying platform and the first clamp, the first clamp is fixed on the turnover table, and the turnover table is rotatably connected to the conveying platform. The overturning platform is provided with a handle. The overturning angle of the overturning platform is larger than 100 degrees.
The conveying platform comprises a rotating part and a moving part, the moving part runs along a first track, the rotating part is rotatably arranged on the moving part, and the first clamp is arranged on the rotating part.
The opening liquid collecting assembly comprises a first cutting module and a liquid collecting box;
first cutting module includes that two sets of mirror images set up the cutting member in first track both sides, the cutting member includes second track, cutting seat and cutting tool, the cutting seat is along second orbital motion, cutting tool rotates to be connected on the cutting seat and stretches out the cutting seat.
The cutting part comprises a limiting block, the limiting block is arranged on the cutting seat and extends out of the cutting seat, and the extending length of one end, far away from the cutting seat, of the limiting block is larger than the outermost side 4mm of the cutting tool.
The cover cutting and lug breaking assembly is provided with a second clamp, a second cutting module and a first cutting module which is the same as the opening liquid collecting assembly;
the two groups of cutting pieces of the first cutting module are arranged on two sides of the first rail in a mirror image mode, and the second clamp is arranged above the rail and used for clamping a lug of the square shell battery;
the second cutting module comprises a cutting head which is positioned on the side edge of the first track.
The first track and the second track are both a combination of a screw rod, a polished rod and a rocker arm, namely the screw rod and the polished rod are arranged in parallel, and the rocker arm drives the screw rod to rotate.
Example two
A method for disassembling a square shell battery comprises
Fixing a square shell battery, cutting a notch on the square shell battery, and collecting electrolyte of the square shell battery through the notch;
and cutting the square shell battery along the notch to separate the square shell battery into two parts, and cutting off the connection of the positive electrode and the negative electrode of the lug of the square shell battery.
The lug is arranged on the square shell battery above the gap or below the gap.
EXAMPLE III
A method for disassembling a square shell battery by adopting the device of the embodiment comprises the following steps
The square shell battery fixing rod is arranged on the overturning platform through four detachably-linked baffles, the lug is arranged at the top of the square shell battery, the overturning platform is rotatably connected to a rotating part, the rotating part is rotatably connected to a moving part, and the moving part runs along a first track;
the square shell battery comprises a first side surface and a second side surface which are objects to each other, and a third side surface and a fourth side surface which are opposite to each other, and the moving part runs along a first track and penetrates through a cutting piece of a first cutting module of the notch liquid collection assembly to cut the first side surface and the second side surface to generate notches;
the liquid collecting box is positioned between the first cutting module of the cover cutting and lug cutting assembly and the first cutting module of the opening liquid collecting assembly and positioned on the side edge of the first track; when the moving part runs to the side edge of the liquid collection box, the overturning platform is overturned, electrolyte of the square shell battery is poured into the liquid collection box, and the electrolyte is overturned back through the overturning platform after being poured out;
when the moving part continues to move to the position in front of the two groups of cutting pieces of the cover cutting and lug breaking assembly, the rotating part rotates by n multiplied by 90 degrees (n is an odd number), meanwhile, the second clamp clamps the top of the square shell battery, and the cover cutting and lug breaking assembly and the cutting tools of the cutting pieces of the notch liquid collecting assembly are positioned on the same horizontal plane; the cover cutting and lug breaking assembly cuts the third side and the third side, and the second clamp is lifted up at the same time, so that the square shell battery is divided into an upper part and a lower part along the cutting position and the positive and negative electrode connecting parts of the lugs in the square shell battery are exposed; the moving part and the second clamp move synchronously and are matched with the cutting head through the moving kinetic energy at the cutting head to realize cutting off.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all equivalent changes made by using the contents of the present specification and the drawings, or applied directly or indirectly to the related technical fields, are included in the scope of the present invention.
Claims (10)
1. A disassembling device for a square shell battery is characterized by comprising
The conveying assembly is used for conveying the square shell battery;
the opening liquid collecting assembly is used for cutting an opening into the square shell battery and collecting electrolyte of the square shell battery through the opening; and
and the cap cutting and lug breaking assembly is used for cutting and separating the square shell battery into two parts along the notch and cutting off the connection of the positive electrode and the negative electrode of the lug of the square shell battery.
2. The disassembling device for the square shell battery according to claim 1, wherein the conveying device comprises a first rail and a conveying platform running along the first rail, and the conveying platform is provided with a first clamp.
3. The apparatus for disassembling prismatic-case batteries according to claim 2, wherein said first jig comprises a plurality of detachably linked shutters.
4. The disassembling device for the square shell battery according to claim 2, wherein a turnover table is further arranged between the conveying platform and the first clamp, the first clamp is fixed on the turnover table, and the turnover table is rotatably connected to the conveying platform.
5. The disassembling apparatus for prismatic-casing batteries according to claim 2, wherein the conveying platform comprises a rotating portion and a moving portion, the moving portion runs along the first track, the rotating portion is rotatably disposed on the moving portion, and the first clamp is disposed on the rotating portion.
6. The disassembling device for the square shell battery according to claim 2, wherein the notch liquid collecting assembly comprises a first cutting module and a liquid collecting box;
first cutting module includes that two sets of mirror images set up the cutting member of first track both sides, the cutting member includes second track, cutting seat and cutting tool, the cutting seat is followed the second orbit operation, cutting tool rotates to be connected on the cutting seat and stretch out the cutting seat.
7. The disassembling device for the square shell battery according to claim 6, wherein the cutting member preferably comprises a limiting block, the limiting block is arranged on the cutting seat and extends out of the cutting seat, and the extending length of one end, far away from the cutting seat, of the limiting block is 3-5 mm greater than the outermost side of the cutting tool.
8. The disassembling device for the square shell battery according to claim 6 or 7, wherein the cap cutting and lug breaking assembly is provided with a second clamp, a second cutting module and a first cutting module which is the same as the notch liquid collecting assembly;
the two groups of cutting pieces of the first cutting module are arranged on two sides of the first rail in a mirror image mode, and the second clamp is arranged above the rail and used for clamping a lug of a square shell battery;
the second cutting die set comprises a cutting head which is positioned on the side edge of the first track.
9. A method for disassembling a square shell battery is characterized by comprising
Fixing a square shell battery, cutting a notch on the square shell battery, and collecting electrolyte of the square shell battery through the notch;
and cutting the square shell battery along the notch to separate the square shell battery into two parts, and cutting off the connection of the positive electrode and the negative electrode of the lug of the square shell battery.
10. The method for disassembling a prismatic case battery according to claim 9, wherein the tab is provided on the prismatic case battery above or below the notch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701190.5A CN112259818B (en) | 2020-07-20 | 2020-07-20 | Disassembling device and method for square shell battery |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010701190.5A CN112259818B (en) | 2020-07-20 | 2020-07-20 | Disassembling device and method for square shell battery |
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| CN112259818A true CN112259818A (en) | 2021-01-22 |
| CN112259818B CN112259818B (en) | 2022-04-12 |
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| CN202010701190.5A Active CN112259818B (en) | 2020-07-20 | 2020-07-20 | Disassembling device and method for square shell battery |
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| CN114011847A (en) * | 2021-11-02 | 2022-02-08 | 芜湖天弋能源科技有限公司 | Recovery unit of power battery recovery usefulness of scrapping |
| CN116960501A (en) * | 2023-09-20 | 2023-10-27 | 北京市弘洁蓝天科技股份有限公司 | Battery disassembling equipment and method |
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