CN107520198A - A kind of faucal cleaning equipment of circular lithium-ion batteries - Google Patents
A kind of faucal cleaning equipment of circular lithium-ion batteries Download PDFInfo
- Publication number
- CN107520198A CN107520198A CN201710705036.3A CN201710705036A CN107520198A CN 107520198 A CN107520198 A CN 107520198A CN 201710705036 A CN201710705036 A CN 201710705036A CN 107520198 A CN107520198 A CN 107520198A
- Authority
- CN
- China
- Prior art keywords
- faucal
- battery
- transfer roller
- laser head
- cleaning equipment
- 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.)
- Withdrawn
Links
- 238000004140 cleaning Methods 0.000 title claims abstract description 36
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 title claims abstract description 16
- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 16
- 238000012546 transfer Methods 0.000 claims description 28
- 239000000428 dust Substances 0.000 claims description 23
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 229910052759 nickel Inorganic materials 0.000 description 3
- 229910001209 Low-carbon steel Inorganic materials 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 2
- 238000000576 coating method Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000005253 cladding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007747 plating Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
- 238000013519 translation Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B7/00—Cleaning by methods not provided for in a single other subclass or a single group in this subclass
- B08B7/0035—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like
- B08B7/0042—Cleaning by methods not provided for in a single other subclass or a single group in this subclass by radiant energy, e.g. UV, laser, light beam or the like by laser
-
- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M50/00—Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
- H01M50/10—Primary casings; Jackets or wrappings
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Materials Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Primary Cells (AREA)
Abstract
The invention discloses a kind of faucal cleaning equipment of circular lithium-ion batteries, including horizontal positioned conveyor unit (2), the conveyor unit (2) is arranged above a laser head (4)；At least one battery case (1) for needing to carry out top faucal cleaning is placed with the top of the conveyor unit (2).A kind of faucal cleaning equipment of circular lithium-ion batteries disclosed by the invention, it can effectively remove the metallic bur power and other foreign matters having at the faucal at the top of battery case, improve the surface state of battery top faucal, avoid the problem of battery short circuit occur because metallic bur power enters inside battery, ensure the safety and performance of battery, reduce the risk that battery top faucal gets rusty simultaneously, be advantageous to improve the market application foreground of cell production companies product, be of great practical significance.
Description
Technical field
The present invention relates to cell art, more particularly to a kind of faucal cleaning equipment of circular lithium-ion batteries.
Background technology
At present, lithium ion battery have the advantages that it is higher than energy, recycle often, storage time it is long, not only just
Take such as mobile phone, DV and laptop computer on formula electronic equipment to be used widely, and be widely used in electricity
In terms of the big-and-middle-sized electrical equipment such as electrical automobile, electric bicycle and electric tool, therefore to the safety requirements of lithium ion battery
And quality requirement more and more higher.
For circular lithium ion battery, its shell uses box hat structure, and main component is mild steel and nickel protection layer.It is and pre-
Plating battery case production technology (technique of the coating such as advance electroless nickel layer i.e. on battery case base material) determines round lithium-ion electric
Pond will not have nickel coating to protect at the faucal of its cover top portion (i.e. at the port of battery case cladding battery cover), make mild steel straight
Connect exposed, and easily there are metallic bur power and other foreign matters in incisions such as faucals, therefore, if metallic bur power enters electricity
Inside pond, easily cause battery short circuit and influence performance, serious meeting causes inside battery on fire or even exploded, and pole be present
Big potential safety hazard.Meanwhile the presence of the foreign matter such as metallic bur power, the risk that also easily increase battery top faucal gets rusty, so as to
Cause the electrolyte of inside battery to reveal, influence the safety and performance of battery, equally exist larger potential safety hazard.
Therefore, at present there is an urgent need to develop a kind of technology, it can effectively be removed has at the faucal at the top of battery case
Some metallic bur powers and other foreign matters, avoid the problem of battery short circuit occur because metallic bur power enters inside battery,
Ensure the safety and performance of battery, while reduce the risk that battery top faucal gets rusty.
The content of the invention
In view of this, it is an object of the invention to provide a kind of faucal cleaning equipment of circular lithium-ion batteries, it can have
Effect removes the metallic bur power and other foreign matters having at the faucal at the top of battery case, improves the surface shape of battery top faucal
State, avoid the problem of battery short circuit occur because metallic bur power enters inside battery, ensure the safety and usability of battery
Can, while the risk that battery top faucal gets rusty is reduced, be advantageous to improve the market application foreground of cell production companies product, tool
There is great production practices meaning.
Therefore, the invention provides a kind of faucal cleaning equipment of circular lithium-ion batteries, including horizontal positioned transmission
Tape cell, the conveyor unit are arranged above a laser head；
At least one battery case for needing to carry out top faucal cleaning is placed with the top of the conveyor unit.
Wherein, the lower right-hand side of the laser head is provided with a cleaner head.
Wherein, the cleaner head is connected by hollow pipeline with a collecting unit of dust.
Wherein, the laser head is connected with a Laser control unit by signal wire, and the Laser control unit is used
In the running parameter for setting the laser head.
Wherein, the laser head and collecting unit of dust are connected with a cleaning control unit, and the cleaning control unit is used
Control signal is turned on and off in reception user's input, is then forwarded to the laser head and collecting unit of dust, it is corresponding to control institute
State laser head and collecting unit of dust brings into operation or out of service.
Wherein, the first transfer roller and the second transfer roller that the conveyor unit includes drive device, can rotated clockwise,
The horizontal left and right of first transfer roller and the second transfer roller is arranged at intervals, first transfer roller and the second transfer roller and the drive
Dynamic device is connected connection；
The outer wall of first transfer roller and the second transfer roller is wound with the conveyer belt of an annular spread, the conveyer belt
Be arranged above the laser head, the battery case is provided with the top of the conveyer belt.
The technical scheme provided by the invention more than, compared with prior art, the invention provides a kind of circular
The faucal cleaning equipment of lithium ion battery, its can effectively remove the metallic bur power that has at the faucal at the top of battery case and
Other foreign matters, improve the surface state of battery top faucal, avoid battery occur because metallic bur power enters inside battery
The problem of short-circuit, ensure the safety and performance of battery, while reduce the risk that battery top faucal gets rusty, be advantageous to improve
The market application foreground of cell production companies product, is of great practical significance.
Brief description of the drawings
Fig. 1 is that a kind of faucal cleaning equipment of circular lithium-ion batteries provided by the invention is carrying out clean operation to battery
When working state schematic representation；
In figure：1 is battery case, and 2 be conveyor unit, and 21 be the first transfer roller, and 22 be the second transfer roller, and 23 be transmission
Band, 3 be cleaning control unit, and 4 be laser head, and 5 be Laser control unit, and 6 be cleaner head, and 7 be collecting unit of dust, and 8 be battery case
Mouthful, 9 be pipeline.
Embodiment
In order that those skilled in the art more fully understand the present invention program, below in conjunction with the accompanying drawings with embodiment to this
Invention is described in further detail.
Referring to Fig. 1, the invention provides a kind of faucal cleaning equipment of circular lithium-ion batteries, including horizontal positioned biography
Tape cell 2 is sent, the conveyor unit 2 is arranged above a laser head 4；
The top of the conveyor unit 2 is placed with least one (figure of battery case 1 for needing to carry out top faucal cleaning
1 show it is multiple), opening upwards of battery faucal 8 that the top of the battery case 1 has and positioned at the lower section of the laser head 4,
The laser head 4 is used to launch laser to remove the metallic bur power and other foreign matters at battery faucal 8；
The lower right-hand side of the laser head 4 is provided with a cleaner head 6, and the cleaner head 6 is used to siphon away the laser head 4
The caused foreign matter gas after the foreign matter in the battery faucal 8 carries out laser cleaning, so as to functionally realize laser pair
The cleaning action of battery faucal 8.
In specific implementation, the laser head 4 is connected with a Laser control unit 5 by signal wire, the laser control
Unit 5 processed is used for the running parameter for setting the laser head 4, so as to control the working condition of the laser head 4, such as laser head
The parameters such as 4 working frequency, power, empty hop rate degree, design parameter can by user by the cleaning effect of actual assessment come really
Recognize and further adjusted.
In specific implementation, the cleaner head 6 is connected by hollow pipeline 9 with a collecting unit of dust 7, the dust list
Member 7 is used to sucking and storing the foreign matter that the cleaner head 6 sucks.The collecting unit of dust 7 can include centrifugal fan and electronic
Machine, the centrifugal fan are internally formed the negative pressure (sky i.e. inside collecting unit of dust 7 under the driving of motor, in collecting unit of dust 7
Gas air pressure is less than external pressure), suck the foreign matter that the cleaner head 6 sucks and store and (such as store to a filter dirt
In bag).
In specific implementation, the collecting unit of dust 7 can use the model of Dongguan Hui Le Environmental Protection Co.Ltd. production
VDB-2.2LS dust arrester, it is, of course, also possible to be other any one can form negative pressure and foreign is purged
Dust arrester.
It should be noted that collecting unit of dust, is also dust catcher or blower fan, be able to will be swashed by providing certain negative pressure
Foreign matter of the shaven head 4 in the battery faucal 8 carries out smog or his little particle foreign matter caused by laser cleaning process and siphoned away,
So as to avoid causing secondary pollution to battery product.
In specific implementation, the laser head 4 and collecting unit of dust 7 are connected with a cleaning control unit 3, the cleaning control
Unit 3 processed be used for receive user input be turned on and off control signal, be then forwarded to the laser head 4 and collecting unit of dust 7,
It is corresponding to control the laser head 4 and collecting unit of dust 7 to bring into operation or out of service.Control whether to be actuated for laser cleaning
Operation.
In the present invention, in specific implementation, the conveyor unit 2 includes drive device (figure omit, such as motor), can be suitable
The first transfer roller 21 and the second transfer roller 22 that hour hands rotate, 21 and second transfer roller of the first transfer roller 22 are horizontal between left and right
Every setting, the transfer roller 22 of the first transfer roller 21 and second and the drive device (such as motor) are connected connection；
The outer wall of the transfer roller 22 of first transfer roller 21 and second is wound with the conveyer belt 23 of an annular spread, described
Conveyer belt 23 is arranged above the laser head 4, and the top of the conveyer belt 23 is provided with the battery case 1.
It should be noted that due to the conveyer belt 23 with the transfer roller 22 of the first transfer roller 21 and second carry out it is suitable
Hour hands rotate, and battery case 1 thereon can be driven to rotate together so as to conveyer belt 23 so that the water from left to right of battery case 1
Translation is dynamic, and when the battery faucal 8 at the top of battery case 1 is moved to the underface of laser head 4, the laser head 4, which will be launched, to swash
Light is to remove the metallic bur power and other foreign matters at battery faucal 8.
In specific implementation, the conveyor equipment 1 is preferably belt conveyer
In the present invention, in specific implementation, the cleaning control unit 3 and the Laser control unit 5 can be any
A kind of module with signal processing function, such as can be central processor CPU, digital signal processor DSP or monolithic
Machine MCU.
It should be noted that for the present invention, it makes full use of laser cleaning techniques by laser head 4, can be to battery
Metallic bur power and other foreign matters at the faucal of top are effectively cleaned.Concrete principle is：The pulse sent using laser head
Laser, the position of battery faucal 8 is cleaned, metallic bur power and other various foreign matters after the energy of laser beam is absorbed,
Rapidly heating expansion forms gas, is then siphoned away by cleaner head 6 and collecting unit of dust 7, so as to reach the foreign matter for removing battery faucal
With the purpose of metallic bur power.
For the present invention, it is by using laser cleaning techniques, it is possible to achieve, will not be right to the precise cleaning of battery faucal
The normal use of battery case produces any negative effect, and can effectively remove flash removed, improves the surface state of battery faucal,
Remove foreign matter simultaneously.Extraordinary effect is all played to battery performance and antirust ability.
In summary, compared with prior art, a kind of faucal cleaning of circular lithium-ion batteries provided by the invention is set
Standby, it can effectively remove the metallic bur power and other foreign matters having at the faucal at the top of battery case, improve battery top
The surface state of faucal, avoid the problem of battery short circuit occur because metallic bur power enters inside battery, ensure battery
Safety and performance, while the risk that battery top faucal gets rusty is reduced, be advantageous to improve the city of cell production companies product
Field application prospect, is of great practical significance.
Described above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For member, under the premise without departing from the principles of the invention, some improvements and modifications can also be made, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (6)
1. the faucal cleaning equipment of a kind of circular lithium-ion batteries, it is characterised in that including horizontal positioned conveyor unit
(2), the conveyor unit (2) is arranged above a laser head (4)；
At least one battery case (1) for needing to carry out top faucal cleaning is placed with the top of the conveyor unit (2).
2. faucal cleaning equipment as claimed in claim 1, it is characterised in that the lower right-hand side of the laser head (4) is provided with
One cleaner head (6).
3. faucal cleaning equipment as claimed in claim 2, it is characterised in that the cleaner head (6) passes through hollow pipeline (9)
It is connected with a collecting unit of dust (7).
4. faucal cleaning equipment as claimed in claim 1, it is characterised in that the laser head (4) and a laser controlling list
First (5) are connected by signal wire, and the Laser control unit (5) is used for the running parameter for setting the laser head (4).
5. faucal cleaning equipment as claimed in claim 3, it is characterised in that the laser head (4) and collecting unit of dust (7) and one
The individual control unit (3) that cleans is connected, and the control that is turned on and off that the cleaning control unit (3) is used to receive user's input is believed
Number, the laser head (4) and collecting unit of dust (7) are then forwarded to, it is corresponding to control the laser head (4) and collecting unit of dust (7) to open
Begin to run or out of service.
6. the faucal cleaning equipment as any one of claim 1 to 5, it is characterised in that conveyor unit (2) bag
The first transfer roller (21) and the second transfer roller (22) that include drive device, can rotate clockwise, first transfer roller (21) and
The horizontal left and right of second transfer roller (22) is arranged at intervals, first transfer roller (21) and the second transfer roller (22) and the driving dress
Put the connection that is connected；
The outer wall of first transfer roller (21) and the second transfer roller (22) is wound with the conveyer belt (23) of an annular spread, institute
That states conveyer belt (23) is arranged above the laser head (4), is provided with the top of the conveyer belt (23) outside the battery
Shell (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710705036.3A CN107520198A (en) | 2017-08-17 | 2017-08-17 | A kind of faucal cleaning equipment of circular lithium-ion batteries |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710705036.3A CN107520198A (en) | 2017-08-17 | 2017-08-17 | A kind of faucal cleaning equipment of circular lithium-ion batteries |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107520198A true CN107520198A (en) | 2017-12-29 |
Family
ID=60681346
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710705036.3A Withdrawn CN107520198A (en) | 2017-08-17 | 2017-08-17 | A kind of faucal cleaning equipment of circular lithium-ion batteries |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107520198A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560430A (en) * | 2019-09-18 | 2019-12-13 | 宁德聚能动力电源系统技术有限公司 | laser cleaning method suitable for top cover plate of power battery |
| CN115007577A (en) * | 2022-07-21 | 2022-09-06 | 上海先予工业自动化设备有限公司 | Electric automobile battery part cleaning machine |
| WO2024082098A1 (en) * | 2022-10-17 | 2024-04-25 | 宁德时代新能源科技股份有限公司 | Cleaning apparatus, production system, and cleaning method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10503278A (en) * | 1994-04-09 | 1998-03-24 | ブリティッシュ・ニュークリア・フューエルズ・パブリック・リミテッド・カンパニー | Material removal by laser ablation |
| US20110186553A1 (en) * | 2010-01-29 | 2011-08-04 | Phoenix Silicon International Corporation | Coating layer removing apparatus and method for the same |
| CN103741139A (en) * | 2014-01-22 | 2014-04-23 | 韶关学院 | Quick laser cladding device and cladding method of flat metal parts |
| CN203936519U (en) * | 2014-05-30 | 2014-11-12 | 宁德新能源科技有限公司 | Electrodes of lithium-ion batteries coating cleaning device |
| CN106513384A (en) * | 2016-11-23 | 2017-03-22 | 东莞市天蓝智能装备有限公司 | Full-automatic laser cleaning machine for lithium batteries |
-
2017
- 2017-08-17 CN CN201710705036.3A patent/CN107520198A/en not_active Withdrawn
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10503278A (en) * | 1994-04-09 | 1998-03-24 | ブリティッシュ・ニュークリア・フューエルズ・パブリック・リミテッド・カンパニー | Material removal by laser ablation |
| US20110186553A1 (en) * | 2010-01-29 | 2011-08-04 | Phoenix Silicon International Corporation | Coating layer removing apparatus and method for the same |
| CN103741139A (en) * | 2014-01-22 | 2014-04-23 | 韶关学院 | Quick laser cladding device and cladding method of flat metal parts |
| CN203936519U (en) * | 2014-05-30 | 2014-11-12 | 宁德新能源科技有限公司 | Electrodes of lithium-ion batteries coating cleaning device |
| US20170120380A1 (en) * | 2014-05-30 | 2017-05-04 | Ningde Amperex Technology Limited | Device for cleaning coating on lithium-ion battery electrode sheet |
| CN106513384A (en) * | 2016-11-23 | 2017-03-22 | 东莞市天蓝智能装备有限公司 | Full-automatic laser cleaning machine for lithium batteries |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110560430A (en) * | 2019-09-18 | 2019-12-13 | 宁德聚能动力电源系统技术有限公司 | laser cleaning method suitable for top cover plate of power battery |
| CN115007577A (en) * | 2022-07-21 | 2022-09-06 | 上海先予工业自动化设备有限公司 | Electric automobile battery part cleaning machine |
| CN115007577B (en) * | 2022-07-21 | 2023-09-22 | 上海先予工业自动化设备有限公司 | Electric automobile battery part cleaning machine |
| WO2024082098A1 (en) * | 2022-10-17 | 2024-04-25 | 宁德时代新能源科技股份有限公司 | Cleaning apparatus, production system, and cleaning method |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171229 |
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| WW01 | Invention patent application withdrawn after publication |