CN116674015A - Waste lithium battery recycling pretreatment shell breaking device - Google Patents

Waste lithium battery recycling pretreatment shell breaking device Download PDF

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Publication number
CN116674015A
CN116674015A CN202310677705.6A CN202310677705A CN116674015A CN 116674015 A CN116674015 A CN 116674015A CN 202310677705 A CN202310677705 A CN 202310677705A CN 116674015 A CN116674015 A CN 116674015A
Authority
CN
China
Prior art keywords
movable seat
lithium battery
machine base
waste lithium
breaking device
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202310677705.6A
Other languages
Chinese (zh)
Inventor
高招辉
杨小中
段友存
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hunan Jin Xin New Material Ltd By Share Ltd
Original Assignee
Hunan Jin Xin New Material Ltd By Share Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hunan Jin Xin New Material Ltd By Share Ltd filed Critical Hunan Jin Xin New Material Ltd By Share Ltd
Priority to CN202310677705.6A priority Critical patent/CN116674015A/en
Publication of CN116674015A publication Critical patent/CN116674015A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
    • B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
    • B26D1/143—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis
    • B26D1/15—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a stationary axis with vertical cutting member
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/06—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form
    • B26D7/0616—Arrangements for feeding or delivering work of other than sheet, web, or filamentary form by carriages, e.g. for slicing machines
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/18—Means for removing cut-out material or waste
    • 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
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
    • Y02W30/00—Technologies for solid waste management
    • Y02W30/50—Reuse, recycling or recovery technologies
    • Y02W30/84—Recycling of batteries or fuel cells

Landscapes

  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Processing Of Solid Wastes (AREA)
  • Secondary Cells (AREA)

Abstract

The application relates to the technical field of lithium battery recovery, in particular to a waste lithium battery recovery pretreatment shell breaking device, which comprises a machine base, a controller, a recovery box and a feeding box, wherein the feeding box and the recovery box are both arranged on the machine base, the controller is arranged on the machine base, and the shell breaking device further comprises: the movable seat is movably arranged on the stand, and Chu Nacao for storing and containing the lithium battery is arranged on the movable seat; the threaded rod is movably arranged on the machine base, the movable seat is in threaded fit with the threaded rod, a first motor is arranged on the machine base, and the output end of the first motor is connected with the threaded rod; the cutting machine is arranged at one side of the machine base; the adjusting module is arranged on the movable seat; the stripping module is arranged on the other side of the machine base. Compared with the traditional mode of manually cutting waste lithium batteries and manually stripping battery shells, the device has high automation degree, reduces the input amount of labor force, and can perform high-efficiency shell breaking treatment on a large number of waste lithium batteries.

Description

Waste lithium battery recycling pretreatment shell breaking device
Technical Field
The application relates to the technical field of lithium battery recovery, in particular to a waste lithium battery recovery pretreatment shell breaking device.
Background
Lithium batteries are a type of batteries using a nonaqueous electrolyte solution with lithium metal or a lithium alloy as a negative electrode material; the lithium battery has a certain service life, and can be recovered after the service life of the lithium battery is finished; the waste batteries are disposed of by separating the outer casing of the battery from the harmful chemicals therein, and the separated plastic outer casing is usually discarded.
A special crushing device is used in the recovery process of the waste lithium battery, and the shell of the lithium battery can be broken through the crushing device and separated from the internal structure.
The existing lithium battery shell crushing device only cuts the shell of the lithium battery, and then workers are required to manually separate the shell from the internal structure of the battery, so that the existing lithium battery shell crushing device is very inconvenient and consumes a great amount of time.
Disclosure of Invention
The application aims to provide a waste lithium battery recycling pretreatment crust breaking device so as to solve the problems in the background technology.
In order to achieve the above purpose, the present application provides the following technical solutions:
the utility model provides a broken shell device of old and useless lithium cell recovery preliminary treatment, includes frame, controller, collection box and feeding case, feeding case and collection box all set up on the frame, the controller sets up on the frame, broken shell device still includes:
the movable seat is movably arranged on the stand, and Chu Nacao for storing and containing the lithium battery is arranged on the movable seat;
the threaded rod is movably arranged on the machine base, the movable seat is in threaded fit with the threaded rod, a first motor is arranged on the machine base, and the output end of the first motor is connected with the threaded rod;
the cutting machine is arranged at one side of the machine base;
the adjusting module is arranged on the movable seat and used for adjusting the position of the lithium battery on the movable seat; and
and the stripping module is arranged on the other side of the stand and used for stripping the lithium battery shell.
The application further adopts the technical scheme that: the movable seat is provided with a discharging channel, a hinged door is movably arranged in the discharging channel, and the adjusting module comprises a push plate and a plurality of second electric telescopic rods;
the push plate is movably arranged on the movable seat, and the second electric telescopic rods are arranged on the movable seat, and the movable ends of the second electric telescopic rods are connected with the push plate.
The application further adopts the technical scheme that: and a resistance reducing piece is arranged between the movable seat and the machine seat and used for reducing friction resistance between the movable seat and the machine seat.
The application further adopts the technical scheme that: the movable seat is movably provided with a positioning roller, the movable seat is provided with a second motor, and the output end of the second motor is connected with the positioning roller.
The application further adopts the technical scheme that: the stripping module comprises:
the material removing plates are symmetrically arranged on the machine base, fixed seats which are in sliding fit with the material removing plates are arranged on the machine base, adjacent material removing plates are connected through elastic pieces, and inclined surfaces are formed on the material removing plates;
hollow tubes arranged between adjacent stripper plates;
the sliding rods are symmetrically and movably arranged in the hollow tubes, and one end of each sliding rod is connected with the stripper plate; and
and the inflation assembly is arranged between the machine base and the stripper plates and is used for adjusting the distance between the two stripper plates.
The application further adopts the technical scheme that: the inflation assembly includes:
the contacts are arranged on the opposite surfaces of the stripper plate;
the inflation box is arranged on the machine base and is communicated with the hollow pipe;
the piston is movably arranged in the air charging box and is elastically connected with the air charging box; and
the electromagnet is electrically connected with the contact.
The application further adopts the technical scheme that: the feeding box is movably provided with a plugging plate, the feeding box is provided with an electric telescopic rod, and the movable end of the electric telescopic rod is connected with the plugging plate.
Compared with the prior art, the technical scheme provided by the embodiment of the application has the following beneficial effects:
according to the embodiment of the application, through the arrangement of the adjusting module and the stripping module, the multi-face cutting operation of the waste lithium batteries can be realized, and the stripping module can be utilized to strip the shell of the cut waste lithium batteries.
Drawings
Fig. 1 is a schematic structural diagram of a pretreatment and shell breaking device for recycling waste lithium batteries in an embodiment of the application;
FIG. 2 is a top view of a movable seat in a waste lithium battery recycling pretreatment crust breaking device according to an embodiment of the present application;
fig. 3 is a schematic structural diagram of a stripping module in a pretreatment and shell breaking device for recovering waste lithium batteries in an embodiment of the application;
fig. 4 is an enlarged schematic structural diagram of a position a in a pretreatment and shell breaking device for recovering waste lithium batteries in an embodiment of the application;
fig. 5 is a schematic structural view of hollow tubes and slide bars of a waste lithium battery recycling pretreatment crust breaking device in an embodiment of the application.
Reference numerals in the schematic drawings illustrate:
the automatic feeding device comprises a 1-base, a 2-first motor, a 3-controller, a 4-recovery box, a 5-feeding box, a 6-plugging plate, a 7-first electric telescopic rod, an 8-cutting machine, a 9-threaded rod, a 10-moving seat, an 11-roller, a 12-second electric telescopic rod, a 13-push plate, a 14-hinged door, a 15-discharging channel, a 16-positioning roller, a 17-second motor, a 18-gas tank, a 19-piston, a 20-electromagnet, a 21-stripping plate, a 22-fixed seat, a 23-inclined surface, a 24-contact, a 25-spring, a 26-hollow tube and a 27-sliding rod.
Description of the embodiments
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art without making any inventive effort, based on the embodiments of the present application are within the scope of the present application, and the present application is further described below with reference to the embodiments.
Referring to fig. 1-5, in an embodiment of the application, a waste lithium battery recycling pretreatment shell breaking device includes a machine base 1, a controller 3, a recycling box 4 and a feeding box 5, wherein the feeding box 5 and the recycling box 4 are both arranged on the machine base 1, the controller 3 is arranged on the machine base 1, and the shell breaking device further includes:
the movable seat 10 is movably arranged on the machine base 1, and Chu Nacao for storing and containing lithium batteries is arranged on the movable seat 10;
the threaded rod 9 is movably arranged on the machine base 1, the movable seat 10 is in threaded fit with the threaded rod 9, the machine base 1 is provided with a first motor 2, and the output end of the first motor 2 is connected with the threaded rod 9;
the cutting machine 8 is arranged on one side of the machine base 1;
the adjusting module is arranged on the movable seat 10 and is used for adjusting the position of the lithium battery on the movable seat 10; and
and the stripping module is arranged on the other side of the stand 1 and is used for stripping the lithium battery shell.
In a specific case of this embodiment, a discharging channel 15 is provided on the movable seat 10, a hinged door 14 is movably provided in the discharging channel 15, and the adjusting module includes a push plate 13 and a plurality of second electric telescopic rods 12;
the push plate 13 is movably arranged on the movable seat 10, and a plurality of second electric telescopic rods 12 are arranged on the movable seat 10, and the movable ends of the second electric telescopic rods are connected with the push plate 13.
In another specific case of this embodiment, a resistance reducing member is disposed between the movable base 10 and the base 1, for reducing friction resistance between the movable base 10 and the base 1.
It should be noted that, the resistance reducing member may be balls or rollers 11, in this embodiment, the resistance reducing member is preferably rollers 11, the number of the rollers 11 is a plurality and symmetrically and movably disposed on the movable base 10, and the rollers 11 are slidably engaged with the base 1.
It should be noted that the movable seat 10 is movably provided with a positioning roller 16, the movable seat 10 is provided with a No. two motor 17, and an output end of the No. two motor 17 is connected with the positioning roller 16.
During practical application, the waste lithium battery is placed in the feeding box 5 and finally falls into the storage groove on the movable seat 10, the first motor 2 is controlled by the controller 3 to rotate in an electrified manner, the threaded rod 9 is driven to rotate, under the action of the threaded fit between the threaded rod 9 and the movable seat 10, the waste lithium battery and the movable seat 10 are driven to move towards the direction of the cutting machine 8, the shell of the waste lithium battery can be cut through the cutting machine 8, then the movable seat 10 is controlled to be separated from the cutting machine 8, the second motor 17 is controlled to rotate in an electrified manner, the positioning roller 16 is driven to rotate, the waste lithium battery is driven to rotate under the action of friction resistance between the positioning roller 16 and the waste lithium battery, so that the other side of the waste lithium battery is aligned to the cutting machine 8, then the first motor 2 is controlled to move towards the direction of the cutting machine 8 in a continuous manner, then the first motor 2 is controlled to invert in an electrified manner, the movable seat 10 and the cut waste lithium battery can move towards the direction of the stripping module, the shell of the waste lithium battery can be separated from the cutting machine through the stripping module, the electric push plate 12 is driven to realize the removal of the shell of the waste lithium battery, and finally the waste lithium battery is processed, and the waste lithium battery is discharged into the expansion and contraction of the shell 13.
Referring to fig. 1, 3, 4 and 5, as another preferred embodiment of the present application, the stripping module includes:
the material removing plates 21 are two in number and are symmetrically arranged on the machine base 1, fixed seats 22 which are in sliding fit with the material removing plates 21 are arranged on the machine base 1, adjacent material removing plates 21 are connected through elastic pieces, and inclined surfaces 23 are formed on the material removing plates 21;
hollow tubes 26 disposed between adjacent stripper plates 21;
the sliding rods 27 are symmetrically and movably arranged in the hollow tubes 26, and one end of each sliding rod 27 is connected with the stripper plate 21; and
and the inflation assembly is arranged between the machine base 1 and the stripper plates 21 and is used for adjusting the distance between the two stripper plates 21.
In a specific aspect of this embodiment, the inflation assembly comprises:
the contacts 24 are arranged on the opposite surfaces of the stripper plate 21;
the inflation box 18 is arranged on the machine base 1 and is communicated with the hollow tube 26;
the piston 19 is movably arranged in the air charging box 18 and is elastically connected with the air charging box 18; and
the electromagnet 20, the electromagnet 20 that is electrified and attracted is arranged on the opposite surfaces of the piston 19 and the inflation box 18, and the electromagnet 20 is electrically connected with the contact 24.
The elastic member may be, without limitation, a spring 25, a spring piece or an elastic steel plate, and in this embodiment, the elastic member is preferably a spring 25, and the spring 25 is connected between two adjacent stripper plates 21, and the model parameters of the spring 25 may be selected optimally according to the actual situation, which is not limited herein.
In another specific case of this embodiment, the plugging plate 6 is movably disposed on the feeding box 5, the first electric telescopic rod 7 is disposed on the feeding box 5, and a movable end of the first electric telescopic rod 7 is connected with the plugging plate 6.
In practical application, the controller 3 controls the first electric telescopic rod 7 to intermittently reciprocate, so that the battery in the feeding box 5 is intermittently discharged into the movable seat 10, after the shell of the battery is cut, the first motor 2 is controlled to reversely rotate, the movable seat 10 can be driven to move towards the stripping plate 21 until the stripping plate 21 is inserted into a cutting seam of the shell of the battery, under the action of the inclined surface 23, the contacts 24 are contacted, the electromagnet 20 is triggered to be electrified and attracted, the piston 19 is driven to move along the air box 18, air in the air box 18 is extruded into the hollow pipe 26, so that the slide rod 27 moves relative to the hollow pipe 26 under the action of air pressure, at the moment, the distance between the stripping plates 21 is increased, the shell of the battery is scraped, the removal work of the shell of the battery is completed, and then the battery after the treatment is pushed into the recovery box 4 through the second electric telescopic rod 12.
The working principle of the application is as follows:
placing the waste lithium batteries into a feeding box 5, controlling a first electric telescopic rod 7 to intermittently stretch and retract through a controller 3, driving a plugging plate 6 to intermittently reciprocate, so that the batteries in the feeding box 5 are intermittently discharged into a movable seat 10, controlling a first motor 2 to be electrified and rotated through the controller 3, driving a threaded rod 9 to rotate, driving the waste lithium batteries and the movable seat 10 to move towards a cutting machine 8 under the action of threaded matching between the threaded rod 9 and the movable seat 10, cutting the shells of the waste lithium batteries through the cutting machine 8, controlling the movable seat 10 to be separated from the cutting machine 8, driving a positioning roller 16 to rotate through controlling a second motor 17 to electrify and drive the waste lithium batteries to rotate under the action of friction resistance between the positioning roller 16 and the waste lithium batteries, so that the other side of the waste lithium batteries is aligned with the cutting machine 8, then continuously controlling the operation of the first motor 2 to control the movable seat 10 to move towards the cutting machine 8, so that two symmetrical cutting openings are cut on the waste lithium battery shell, after the shell of the battery completes cutting operation, the first motor 2 is controlled to rotate reversely, the movable seat 10 can be driven to move towards the stripping plate 21 until the stripping plate 21 is inserted into a cutting seam of the shell of the battery, under the action of the inclined plane 23, contacts 24 are contacted, the electromagnet 20 is triggered to be electrified and attracted, the piston 19 is driven to move along the air charging box 18, air in the air charging box 18 is extruded into the hollow tube 26, so that the sliding rod 27 moves relative to the hollow tube 26 under the action of air pressure, at the moment, the distance between the stripping plates 21 is increased, the shell of the battery is pulled off, the removal operation of the shell of the battery is completed, finally the second electric telescopic rod 12 is used, the pushing plate 13 is driven to move, and the processed waste lithium batteries are discharged into the recovery box 4 to complete the shell breaking treatment of the waste lithium batteries.
The application and its embodiments have been described above by way of illustration and not limitation, and the application is illustrated in the accompanying drawings and described in the drawings in which the actual structure is not limited thereto. Therefore, if one of ordinary skill in the art is informed by this disclosure, the structural mode and the embodiments similar to the technical scheme are not creatively designed without departing from the gist of the present application.
Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims (7)

1. The utility model provides a broken shell device of old and useless lithium cell recovery preliminary treatment, includes frame, controller, collection box and feeding case, feeding case and collection box all set up on the frame, the controller sets up on the frame, its characterized in that, broken shell device still includes:
the movable seat is movably arranged on the stand, and Chu Nacao for storing and containing the lithium battery is arranged on the movable seat;
the threaded rod is movably arranged on the machine base, the movable seat is in threaded fit with the threaded rod, a first motor is arranged on the machine base, and the output end of the first motor is connected with the threaded rod;
the cutting machine is arranged at one side of the machine base;
the adjusting module is arranged on the movable seat and used for adjusting the position of the lithium battery on the movable seat; and
and the stripping module is arranged on the other side of the stand and used for stripping the lithium battery shell.
2. The waste lithium battery recycling pretreatment shell breaking device according to claim 1, wherein a discharging channel is arranged on the movable seat, a hinged door is movably arranged in the discharging channel, and the adjusting module comprises a push plate and a plurality of second electric telescopic rods;
the push plate is movably arranged on the movable seat, and the second electric telescopic rods are arranged on the movable seat, and the movable ends of the second electric telescopic rods are connected with the push plate.
3. The waste lithium battery recycling pretreatment crust breaking device according to claim 2, wherein a resistance reducing piece is arranged between the movable seat and the base and used for reducing friction resistance between the movable seat and the base.
4. The waste lithium battery recycling pretreatment crust breaking device according to claim 2, wherein the movable seat is movably provided with a positioning roller, the movable seat is provided with a second motor, and the output end of the second motor is connected with the positioning roller.
5. The waste lithium battery recycling pretreatment crust breaking device according to claim 1, wherein the stripping module comprises:
the material removing plates are symmetrically arranged on the machine base, fixed seats which are in sliding fit with the material removing plates are arranged on the machine base, adjacent material removing plates are connected through elastic pieces, and inclined surfaces are formed on the material removing plates;
hollow tubes arranged between adjacent stripper plates;
the sliding rods are symmetrically and movably arranged in the hollow tubes, and one end of each sliding rod is connected with the stripper plate; and
and the inflation assembly is arranged between the machine base and the stripper plates and is used for adjusting the distance between the two stripper plates.
6. The waste lithium battery recycling pretreatment crust breaking device according to claim 5, wherein the gas charging assembly comprises:
the contacts are arranged on the opposite surfaces of the stripper plate;
the inflation box is arranged on the machine base and is communicated with the hollow pipe;
the piston is movably arranged in the air charging box and is elastically connected with the air charging box; and
the electromagnet is electrically connected with the contact.
7. The waste lithium battery recycling pretreatment shell breaking device according to claim 1, wherein a plugging plate is movably arranged on the feeding box, an electric telescopic rod is arranged on the feeding box, and the movable end of the electric telescopic rod is connected with the plugging plate.
CN202310677705.6A 2023-06-09 2023-06-09 Waste lithium battery recycling pretreatment shell breaking device Pending CN116674015A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202310677705.6A CN116674015A (en) 2023-06-09 2023-06-09 Waste lithium battery recycling pretreatment shell breaking device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202310677705.6A CN116674015A (en) 2023-06-09 2023-06-09 Waste lithium battery recycling pretreatment shell breaking device

Publications (1)

Publication Number Publication Date
CN116674015A true CN116674015A (en) 2023-09-01

Family

ID=87783369

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202310677705.6A Pending CN116674015A (en) 2023-06-09 2023-06-09 Waste lithium battery recycling pretreatment shell breaking device

Country Status (1)

Country Link
CN (1) CN116674015A (en)

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