CN106058359A - Lithium batteries' positive and negative plate processing system and technology thereof - Google Patents
Lithium batteries' positive and negative plate processing system and technology thereof Download PDFInfo
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- CN106058359A CN106058359A CN201610715631.0A CN201610715631A CN106058359A CN 106058359 A CN106058359 A CN 106058359A CN 201610715631 A CN201610715631 A CN 201610715631A CN 106058359 A CN106058359 A CN 106058359A
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 61
- 238000012545 processing Methods 0.000 title claims abstract description 21
- 238000005516 engineering process Methods 0.000 title abstract description 13
- 239000000463 material Substances 0.000 claims abstract description 67
- 238000000034 method Methods 0.000 claims abstract description 53
- 238000000926 separation method Methods 0.000 claims abstract description 13
- 239000000843 powder Substances 0.000 claims description 42
- 229910052751 metal Inorganic materials 0.000 claims description 35
- 239000002184 metal Substances 0.000 claims description 35
- 239000010941 cobalt Substances 0.000 claims description 32
- 229910017052 cobalt Inorganic materials 0.000 claims description 32
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical group [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims description 32
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 31
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 31
- 239000002253 acid Substances 0.000 claims description 31
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 23
- 238000004458 analytical method Methods 0.000 claims description 21
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 20
- 229910052782 aluminium Inorganic materials 0.000 claims description 19
- 239000004411 aluminium Substances 0.000 claims description 16
- 230000005484 gravity Effects 0.000 claims description 16
- 239000006148 magnetic separator Substances 0.000 claims description 16
- 229910052759 nickel Inorganic materials 0.000 claims description 15
- 239000007769 metal material Substances 0.000 claims description 14
- 238000004140 cleaning Methods 0.000 claims description 13
- 238000007599 discharging Methods 0.000 claims description 11
- 229910052755 nonmetal Inorganic materials 0.000 claims description 10
- 239000003814 drug Substances 0.000 claims description 8
- 229940079593 drug Drugs 0.000 claims description 8
- 239000002912 waste gas Substances 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 4
- 239000007789 gas Substances 0.000 claims description 2
- 239000000126 substance Substances 0.000 abstract description 8
- 238000011084 recovery Methods 0.000 abstract description 3
- 238000012993 chemical processing Methods 0.000 abstract 1
- 238000003672 processing method Methods 0.000 abstract 1
- 239000010926 waste battery Substances 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 150000002739 metals Chemical class 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000011978 dissolution method Methods 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000011812 mixed powder Substances 0.000 description 1
Classifications
-
- 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
- Secondary Cells (AREA)
- Manufacture And Refinement Of Metals (AREA)
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Processing Of Solid Wastes (AREA)
Abstract
The invention discloses a lithium batteries' positive and negative plate processing system and a technology thereof, and belongs to the field of waste battery disposal. The system comprises a feeding platform, a conveyor, a pulverizer, an analytic engine, an induced draft fan, an aggregate device, a pulse purifier and a classifying screen and a sorting machine. The processing technology is composed of two parts, namely a positive plate processing technology and a negative plate processing technology. Positive and negative materials in lithium batteries are recovered and separated completely by physical processing methods such as mechanical knocking, crushing, separation and the like. In the whole technology, no chemical component is added, and no chemical processing technology is adopted. The technology is completely environment friendly. By the system, the complete operation of separation and recovery of the lithium batteries' positive and negative plate materials can be realized without cooperation of other equipment. The process is complete, simple and convenient.
Description
Technical field
The invention belongs to refuse battery process field, be specifically related to a kind of lithium battery positive-negative plate processing system and technique.
Background technology
Containing the most non-renewable and that economic worth is high metals resources, the positive plate in lithium battery in discarded lithium battery
Material be cobalt acid lithium powder, negative plate material be graphite powder, no matter positive plate or negative plate all contain substantial amounts of nickel, copper, aluminum
In metal material.If can the most recovering and processing discarded or underproof lithium battery, old and useless battery can not only be alleviated to environment
Pressure, it is also possible to avoid causing the waste of the metals resources such as cobalt, nickel.The most common treating method has: deep-sea landfill method, wet
Method metallurgical technology and the chemical industry treating method such as sulfuric acid dissolution method, soda boiling-acid pasting；Deep-sea landfill method serious environment pollution is wet
Method metallurgical technology and chemical industry treating method are required to add multiple chemical substance, still to environment, and separation process
Complicated, process conditions high, cost is high, and bad to cobalt, aluminum separating effect.
Summary of the invention
It is an object of the invention to the technical problem existed when processing for lithium battery positive-negative plate useless in prior art, it is provided that
A kind of lithium battery positive-negative plate processing system and technique, the physical treatment such as this system uses machinery to beat completely, crushes, separation is done
Positive and negative pole material in method recovery, separating Li battery, without any chemical composition in whole set process, does not use any chemical treatment
Technique, complete environmental protection, set of system can realize the useless separation of lithium battery positive-negative plate material, the complete operation of recovery, it is not necessary to its
He coordinates by equipment, and operation is complete, easy.
In order to solve above-mentioned technical problem, the technical solution used in the present invention is: a kind of lithium battery positive-negative plate processes system
System, this system includes feeding platform, conveyer, pulverizer, analysis machine, air-introduced machine, material-gathering device, pulse cleaning device and classification
Sieve and separator；Described feeding platform outfan connects conveyer, and conveyer outfan connects pulverizer, and pulverizer outfan is even
Connecing analysis machine, analyzing machine outfan has the two: first outfan to connect material-gathering device through air-introduced machine, and the second outfan connects classification
Sieve, described material-gathering device air vent connects pulse cleaning device, and material-gathering device discharging opening connects material collecting device；Described classifying screen
Outfan is that the three: first outfan connects material-gathering device through air-introduced machine, and second and third outfan connects metal respectively and processes
Device.
Based on technique scheme, described material-gathering device is made up of two loading heads: be divided into the first loading head and the second collection
Glassware, the first loading head gas outlet connects the second loading head air inlet, and first and second loading head discharging opening connects material respectively
Collection device.
Based on technique scheme, described metal handling apparatus includes airflow separator and aluminium powder collection device, classifying screen
Second outfan connects airflow separator, and airflow separator is divided into metal delivery end and nonmetal outfan, and classifying screen the 3rd is defeated
Going out end and airflow separator metal delivery end connects aluminium powder collection device respectively, the nonmetal outfan of airflow separator passes through air inducing
Machine connects the first loading head, and described material collecting device is cobalt acid lithium powder collecting device, and first and second loading head discharging opening divides
Lian Jie cobalt acid lithium powder collecting device.
Based on technique scheme, described metal handling apparatus include magnetic separator, specific gravity separator, copper powder gathering device and
Nickel collection device, classifying screen the second outfan connects specific gravity separator, and classifying screen the 3rd outfan connects magnetic separator, and magnetic separator has
Two material delivery outlets: the first material delivery outlet connects nickel collection device, the second material delivery outlet connects copper powder gathering device, institute
Stating specific gravity separator and be divided into metal delivery end and nonmetal outfan, specific gravity separator metal delivery end is connected to copper powder and collects dress
Put, nonmetal outfan connects the first loading head by air-introduced machine, and described material collecting device is graphite powder collection device, the
One and second loading head discharging opening connect graphite powder collection device respectively.
A kind of lithium battery positive-negative plate processes technique, and this technique operates in above-mentioned processing system, by positive plate science and engineering
Skill and negative plate process technique two parts and form:
Positive plate processes technique and is made up of following operation: useless lithium battery anode sheet material is delivered to pulverizer through conveyer and pulverizes,
It is crushed to 15-25 mesh；Material after size-reduced machine is pulverized is delivered to analysis machine, and the material after analysis machine will be pulverized carries out selecting crude drugs with winnower and divides
From, sub-elect metal material and cobalt acid lithium powder；The cobalt acid lithium powder sub-elected is delivered to material-gathering device through air-introduced machine and collects, and gather materials dress
The waste gas put is exported after being purified by pulse cleaning device,
The metalliferous material that machine sub-elects by analysis enters classifying screen and screens, and metal material is separated by classifying screen further,
Isolate cobalt acid lithium powder and metal part, converged by air-introduced machine from classifying screen the first outfan from the cobalt acid lithium powder of classifying screen output
Entering loading head, the aluminium powder selected from classification sieve is directly collected by the 3rd outfan, the unclassified stores selected from classification sieve
Entering airflow separator by the second outfan, airflow separator carries out the unclassified stores through classifying screen classification and sorting again,
Sub-electing metallic aluminium and cobalt acid lithium powder, the metallic aluminium sub-elected reclaims to be collected, and isolated cobalt acid lithium powder is imported by air-introduced machine
Loading head is collected, and so far, non-metallic part cobalt acid lithium powder and metal part aluminium powder in positive plate complete to be completely separated；
Negative plate processes technique and is made up of following operation: useless cathode of lithium battery sheet material is delivered to pulverizer through conveyer and pulverizes,
It is crushed to 15-25 mesh；Material after size-reduced machine is pulverized is delivered to analysis machine, and the material after analysis machine will be pulverized carries out selecting crude drugs with winnower and divides
From, sub-elect metal material and graphite powder；The graphite powder sub-elected is delivered to material-gathering device through air-introduced machine and collects, in material-gathering device
Waste gas by pulse cleaning device purify after export,
The metalliferous material that machine analyzes by analysis enters classifying screen and screens, and metal material is separated by classifying screen further,
Isolate graphite powder and metal part, import loading head from the first outfan by air-introduced machine from the graphite powder of classifying screen output,
The copper powder selected from classification sieve enters magnetic separator by the 3rd outfan, and magnetic separator is isolated the nickel in copper powder further
Coming, the unclassified stores selected from classification sieve enters specific gravity separator by the second outfan, and specific gravity separator is classification sieve
The unclassified stores selected carries out proportion separation, is further separated out copper powder and graphite powder, and isolated graphite powder passes through air-introduced machine
Remittance loading head is collected.So far, the non-metallic part graphite powder in negative plate and metal part copper powder and nickel complete to be completely separated.
Beneficial effect: the present invention is whole system, the upper and lower linking of each link is reasonable, joint gathers, and system is complete, set of system
Useless positive plate of lithium battery can be realized and negative plate reclaims, the complete operation of separation, it is not necessary to other equipment coordinates, the cobalt in positive plate
Graphite powder in acid lithium powder and negative plate can be kept completely separate out from waste material, separation purity is high, isolated metal material: aluminum
The recyclable use again of powder, copper powder and metallic nickel, the material way operations such as whole system beats mainly by machinery, crush process, in
Between be added without any chemical composition, the complete environmental protection of operating process, whole system automaticity is high, and production efficiency is fast, and saving of labor saves
Power.
Accompanying drawing explanation
Fig. 1 be the present invention give up positive plate of lithium battery process process structure schematic diagram；
Fig. 2 be the present invention give up lithium battery cathode plate process process structure schematic diagram.
Detailed description of the invention
Below in conjunction with detailed description of the invention, the present invention will be further described, in order to is more fully understood that the technology of the present invention side
Case.
Embodiment 1: lithium battery positive-negative plate processing system, the present embodiment system is mainly used in positive plate and processes, this system
Including feeding platform, conveyer, pulverizer, analysis machine, air-introduced machine, the first loading head and the second loading head, pulse cleaning device with
And classifying screen and separator；Described feeding platform outfan connects conveyer, and conveyer outfan connects pulverizer, and pulverizer is defeated
Going out to hold linking parsing machine, analyzing machine outfan has the two: first outfan to connect the first loading head, the second outfan through air-introduced machine
Connecting classifying screen, the first loading head outfan connects the second loading head, and the second loading head air vent connects pulse cleaning device, gathers materials
Device discharging opening connects material collecting device；Described classifying screen outfan is that the three: first outfan gathers materials through air-introduced machine connection
Device, second and third outfan connects metal handling apparatus respectively.Described metal handling apparatus includes airflow separator and aluminum
Powder collecting device, classifying screen the second outfan connects airflow separator, and classifying screen the 3rd outfan and airflow separator metal are defeated
Going out end and connect aluminium powder collection device respectively, the nonmetal outfan of airflow separator connects the first loading head by air-introduced machine, described
Material collecting device is cobalt acid lithium powder collecting device, and first and second loading head discharging opening connects cobalt acid lithium powder respectively and collects dress
Put.
In native system, each assembly effect is as follows: 1. pulverizer: the material after broken is pulverized；2. analyze machine: powder
Material after broken carries out selecting crude drugs with winnower separation；3. air-introduced machine: graphite powder after selecting crude drugs with winnower is collected；4. loading head: through air-introduced machine
Dust be collected discharge；The most pulse cleaning device (air purifier): the dust of complete equipment is purified；6. classification
Sieve: the material sorted through analysis machine is screened, big metalliferous material is sorted out；7. magnetic separator: nickel in metal is divided
Separate out；8. airflow separator: the thin material through separating sieve is carried out classification and sorting again, metal is completely separated out.
In the present embodiment, positive plate process technique is made up of following operation: useless lithium battery anode sheet material carries through conveyer
Pulverize to pulverizer, be crushed to 15-25 mesh；Material after size-reduced machine is pulverized is delivered to analysis machine, after machine of analyzing will be pulverized
Material carries out selecting crude drugs with winnower separation, sub-elects metal material and cobalt acid lithium powder；The cobalt acid lithium powder sub-elected is delivered to gather materials through air-introduced machine
Device is collected, and the waste gas in material-gathering device is exported after being purified by pulse cleaning device；
The metalliferous material that machine analyzes by analysis enters classifying screen and screens, and metal material is separated by classifying screen further,
Isolate cobalt acid lithium powder and metal part, gathered materials by air-introduced machine remittance from the first outfan from the cobalt acid lithium powder of classifying screen output
Device, the aluminium powder selected from classification sieve directly collected by the 3rd outfan, and the unclassified stores filtered out passes through the second outfan
Enter airflow separator, airflow separator carries out classification and sorting again the thin material through classifying screen, sub-elect metallic aluminium and
Cobalt acid lithium powder, isolated cobalt acid lithium powder imports loading head by air-introduced machine and collects, so far, the non-metallic part cobalt in positive plate
Acid lithium powder and metal part aluminium powder complete to be completely separated.
Embodiment 2: lithium battery positive-negative plate processing system, the present embodiment content is essentially identical with embodiment 1 content, identical
Partial content no longer repeats, as different from Example 1: the present embodiment system is mainly used in negative plate and processes, and concrete difference is such as
Under: metal handling apparatus includes magnetic separator, specific gravity separator, copper powder gathering device and nickel collection device, described classifying screen second
Outfan connects specific gravity separator, and classifying screen the 3rd outfan connects magnetic separator, and magnetic separator has two material delivery outlets: the first thing
Material delivery outlet connects nickel collection device, and the second material delivery outlet connects copper powder gathering device, and described specific gravity separator metal exports
End is connected on copper powder gathering device, nonmetal outfan connects the first loading head, described material collecting device by air-introduced machine
For graphite powder collection device, it is graphite powder collection device that first and second loading head discharging opening connects respectively.
In the present embodiment, negative plate process technique is made up of following operation: useless cathode of lithium battery sheet material carries through conveyer
Pulverize to pulverizer, be crushed to 15-25 mesh；Material after size-reduced machine is pulverized is delivered to analysis machine, after machine of analyzing will be pulverized
Material carries out selecting crude drugs with winnower separation, sub-elects metal material and graphite powder；The graphite powder sub-elected is delivered to material-gathering device through air-introduced machine
Collecting, the waste gas in material-gathering device is exported after being purified by pulse cleaning device；
The metalliferous material that machine analyzes by analysis enters classifying screen and screens, and metal material is separated by classifying screen further,
Isolate graphite powder and metal part, import loading head from the first outfan by air-introduced machine from the graphite powder of classifying screen output,
The copper powder selected from classification sieve enters magnetic separator by the 3rd outfan, and the nickel in copper powder separated by magnetic separator, from dividing
The unclassified stores that filters out of level by the second outfan entrance specific gravity separator, specific gravity separator classification sieve is selected its
He carries out proportion separation by material, is further separated out copper powder and graphite powder, and isolated graphite powder is imported by air-introduced machine and gathers materials
Device is collected.So far, the non-metallic part graphite powder in negative plate and metal part copper powder and nickel complete to be completely separated.
It should be understood that present invention positive/negative plate to be protected processing system, wherein positive plate processing system and negative pole
Sheet processing system shares a set of main system, and simply at growth factor-p, slightly different for both, and the present invention processes part knot by each
Being combined the system of composition complete set, set of system can realize returning of useless lithium battery anode sheet material and negative plate material
Receipts, lock out operation, the graphite powder separated is collected separately with cobalt acid lithium mixed powder, and a whole set of operation coordinates without other equipment,
Without any chemical treatment technology, having operated by mechanical-physical completely, complete environmental protection, each Component seperation purity is high, the energy
Utilization rate is high, and whole system automaticity is high, and production efficiency is fast, highly promotion and implementation.
Claims (5)
1. a lithium battery positive-negative plate processing system, is characterized in that: this system includes feeding platform, conveyer, pulverizer, divides
Analysis machine, air-introduced machine, material-gathering device, pulse cleaning device and classifying screen and separator；Described feeding platform outfan connects conveying
Machine, conveyer outfan connects pulverizer, pulverizer outfan linking parsing machine, and analyzing machine outfan has two: first to export
Holding and connect material-gathering device through air-introduced machine, the second outfan connects classifying screen, and described material-gathering device air vent connects pulse cleaning device,
Material-gathering device discharging opening connects material collecting device；Described classifying screen outfan is that the three: first outfan connects through air-introduced machine
Material-gathering device, second and third outfan connects metal handling apparatus respectively.
Lithium battery positive-negative plate processing system the most according to claim 1, is characterized in that: described material-gathering device is by two collection
Glassware forms: be divided into the first loading head and the second loading head, the first loading head gas outlet to connect the second loading head air inlet, and first
And second loading head discharging opening connect material collecting device respectively.
Lithium battery positive-negative plate processing system the most according to claim 2, is characterized in that: described metal handling apparatus includes
Airflow separator and aluminium powder collection device, classifying screen the second outfan connects airflow separator, and airflow separator is divided into metal defeated
Going out end and nonmetal outfan, classifying screen the 3rd outfan and airflow separator metal delivery end connect aluminium powder respectively and collect dress
Putting, the nonmetal outfan of airflow separator connects the first loading head by air-introduced machine, and described material collecting device is cobalt acid lithium powder
Collection device, first and second loading head discharging opening connects cobalt acid lithium powder collecting device respectively.
Lithium battery positive-negative plate processing system the most according to claim 2, is characterized in that: described metal handling apparatus includes
Magnetic separator, specific gravity separator, copper powder gathering device and nickel collection device, classifying screen the second outfan connects specific gravity separator, point
Level sieve the 3rd outfan connects magnetic separator, and magnetic separator has two material delivery outlets: the first material delivery outlet connects nickel collection device,
Second material delivery outlet connects copper powder gathering device, and described specific gravity separator is divided into metal delivery end and nonmetal outfan, than
Weight separator metal delivery end is connected on copper powder gathering device, nonmetal outfan connects the first loading head by air-introduced machine,
Described material collecting device is graphite powder collection device, and first and second loading head discharging opening connects graphite powder respectively and collects dress
Put.
5. the positive/negative plate of lithium battery positive-negative plate processing system as claimed in claim 1 processes a technique, it is characterized in that:
This technique is processed technique by positive plate and negative plate processes technique two parts and forms:
Positive plate processes technique and is made up of following operation: useless lithium battery anode sheet material is delivered to pulverizer through conveyer and pulverizes,
It is crushed to 15-25 mesh；Material after size-reduced machine is pulverized is delivered to analysis machine, and the material after analysis machine will be pulverized carries out selecting crude drugs with winnower and divides
From, sub-elect metal material and cobalt acid lithium powder；The cobalt acid lithium powder sub-elected is delivered to material-gathering device through air-introduced machine and collects, and gather materials dress
The waste gas put is exported after being purified by pulse cleaning device,
The metalliferous material that machine sub-elects by analysis enters classifying screen and screens, and metal material is separated by classifying screen further,
Isolate cobalt acid lithium powder and metal part, converged by air-introduced machine from classifying screen the first outfan from the cobalt acid lithium powder of classifying screen output
Entering loading head, the aluminium powder selected from classification sieve is directly collected by the 3rd outfan, the unclassified stores selected from classification sieve
Entering airflow separator by the second outfan, airflow separator carries out the unclassified stores through classifying screen classification and sorting again,
Sub-electing metallic aluminium and cobalt acid lithium powder, the metallic aluminium sub-elected reclaims to be collected, and isolated cobalt acid lithium powder is imported by air-introduced machine
Loading head is collected, and so far, non-metallic part cobalt acid lithium powder and metal part aluminium powder in positive plate complete to be completely separated；
Negative plate processes technique and is made up of following operation: useless cathode of lithium battery sheet material is delivered to pulverizer through conveyer and pulverizes,
It is crushed to 15-25 mesh；Material after size-reduced machine is pulverized is delivered to analysis machine, and the material after analysis machine will be pulverized carries out selecting crude drugs with winnower and divides
From, sub-elect metal material and graphite powder；The graphite powder sub-elected is delivered to material-gathering device through air-introduced machine and collects, in material-gathering device
Waste gas by pulse cleaning device purify after export,
The metalliferous material that machine analyzes by analysis enters classifying screen and screens, and metal material is separated by classifying screen further,
Isolate graphite powder and metal part, import loading head from the first outfan by air-introduced machine from the graphite powder of classifying screen output,
The copper powder selected from classification sieve enters magnetic separator by the 3rd outfan, and magnetic separator is isolated the nickel in copper powder further
Coming, the unclassified stores selected from classification sieve enters specific gravity separator by the second outfan, and specific gravity separator is classification sieve
The unclassified stores selected carries out proportion separation, is further separated out copper powder and graphite powder, and isolated graphite powder passes through air-introduced machine
Remittance loading head is collected,
So far, the non-metallic part graphite powder in negative plate and metal part copper powder and nickel complete to be completely separated.
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| CN110190352A (en) * | 2019-06-13 | 2019-08-30 | 广东凯金新能源科技股份有限公司 | A kind of recovery method of lithium ion battery negative material |
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| CN117239273A (en) * | 2023-10-07 | 2023-12-15 | 巩义市兴茂机械设备有限公司 | Recycling production line and process flow for waste lithium battery negative plate |
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| CN107601494A (en) * | 2017-09-05 | 2018-01-19 | 河南易成新能源股份有限公司 | A kind of graphite cathode material purification process |
| CN110190352A (en) * | 2019-06-13 | 2019-08-30 | 广东凯金新能源科技股份有限公司 | A kind of recovery method of lithium ion battery negative material |
| CN110694771A (en) * | 2019-10-12 | 2020-01-17 | 福建常青新能源科技有限公司 | Flexible airflow powder removing method for waste ternary lithium battery |
| CN110694771B (en) * | 2019-10-12 | 2021-08-31 | 福建常青新能源科技有限公司 | Flexible airflow powder removing method for waste ternary lithium battery |
| CN117239273A (en) * | 2023-10-07 | 2023-12-15 | 巩义市兴茂机械设备有限公司 | Recycling production line and process flow for waste lithium battery negative plate |
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Effective date of registration: 20200417 Address after: No.23, building e, industrial cluster, Huiguo Town, Gongyi City, Zhengzhou City, Henan Province 451200 Patentee after: Gongyi Jixin Machinery Co., Ltd Address before: 451200, Henan, Zhengzhou province Gongyi city Du Fu street outside the village ditch Patentee before: GONGYI CITY RUNDA MACHINERY FACTORY |