CN114111240B - A device and method for removing water from a battery - Google Patents
A device and method for removing water from a battery Download PDFInfo
- Publication number
- CN114111240B CN114111240B CN202210103917.9A CN202210103917A CN114111240B CN 114111240 B CN114111240 B CN 114111240B CN 202210103917 A CN202210103917 A CN 202210103917A CN 114111240 B CN114111240 B CN 114111240B
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- water
- battery
- battery sheet
- area
- dewatering
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 116
- 238000000034 method Methods 0.000 title claims abstract description 22
- 230000007246 mechanism Effects 0.000 claims abstract description 98
- 238000010438 heat treatment Methods 0.000 claims abstract description 28
- 239000012535 impurity Substances 0.000 claims abstract description 10
- 239000000835 fiber Substances 0.000 claims description 24
- 238000010521 absorption reaction Methods 0.000 claims description 13
- 238000001179 sorption measurement Methods 0.000 claims description 10
- 239000000463 material Substances 0.000 claims description 5
- 230000008646 thermal stress Effects 0.000 claims description 4
- 238000005520 cutting process Methods 0.000 claims description 3
- 239000004744 fabric Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 2
- 238000009529 body temperature measurement Methods 0.000 claims 1
- 238000013467 fragmentation Methods 0.000 claims 1
- 238000006062 fragmentation reaction Methods 0.000 claims 1
- 238000001035 drying Methods 0.000 abstract description 6
- 230000003685 thermal hair damage Effects 0.000 abstract description 2
- 238000001704 evaporation Methods 0.000 description 5
- 230000008020 evaporation Effects 0.000 description 5
- 238000003698 laser cutting Methods 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000007921 spray Substances 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Images
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/16—Drying solid materials or objects by processes not involving the application of heat by contact with sorbent bodies, e.g. absorbent mould; by admixture with sorbent materials
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B25/00—Details of general application not covered by group F26B21/00 or F26B23/00
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F26—DRYING
- F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
- F26B5/00—Drying solid materials or objects by processes not involving the application of heat
- F26B5/14—Drying solid materials or objects by processes not involving the application of heat by applying pressure, e.g. wringing; by brushing; by wiping
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10F—INORGANIC SEMICONDUCTOR DEVICES SENSITIVE TO INFRARED RADIATION, LIGHT, ELECTROMAGNETIC RADIATION OF SHORTER WAVELENGTH OR CORPUSCULAR RADIATION
- H10F71/00—Manufacture or treatment of devices covered by this subclass
-
- 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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Molecular Biology (AREA)
- Primary Cells (AREA)
- Secondary Cells (AREA)
Abstract
本发明涉及一种适用于经过激光切割的电池片的除水装置及方法，具体涉及一种电池片除水装置及方法，用于解决现有电池片除水装置通过加热传输带烘干电池片表面水分所需烘干温度较高，时间较长，并且对于电池片会产生热损伤，水分蒸发后，其杂质会残留在电池片表面的不足之处。该电池片除水装置包括除水机构、分片机构和连接机构，其中除水机构包括用于吸除待除水电池片的水分和去除待除水电池片表面杂质的第二除水组件，以及用于吸除第二除水组件水分的第一除水组件。同时，基于上述电池片除水装置，本发明公开一种电池片除水方法。
The invention relates to a water removal device and method suitable for laser-cut battery slices, in particular to a battery slice water removal device and method, which are used to solve the problem that the existing battery slice water removal device dries the battery slices through a heating conveyor belt Surface moisture requires higher drying temperature and longer time, and will cause thermal damage to the cell. After the moisture evaporates, its impurities will remain on the surface of the cell insufficiency. The device for removing water from a battery sheet includes a water removing mechanism, a slicing mechanism and a connecting mechanism, wherein the water removing mechanism includes a second water removing component for absorbing the moisture of the battery sheet to be removed and removing impurities on the surface of the battery sheet to be removed, and a first water removing component for absorbing moisture from the second water removing component. Meanwhile, based on the above-mentioned device for removing water from a battery slice, the present invention discloses a method for removing water from a battery slice.
Description
Technical Field
The invention relates to a water removing device and method suitable for a battery piece subjected to laser cutting, in particular to a water removing device and method for a battery piece.
Background
In recent years, the laser cutting of the battery piece has been receiving more and more attention, and the working principle of the laser cutting is to irradiate a high-energy laser beam on the surface of the battery piece to locally heat the irradiated surface, and then spray water at a light spot to cool the battery piece, thereby generating thermal stress and generating grooving on the surface of the battery piece.
For preventing battery piece oxidation and pollution, near the water spray surface in battery piece inslot position needs dewatering treatment, and current battery piece dewatering measure adopts the conveyer belt transmission of heating, dries the surface moisture of battery piece, and it has following defect: (1) the high-temperature drying needs longer time, and the production cost is increased; (2) the excessive temperature can cause thermal damage to the battery plate; (3) the impurities in the moisture remain to cause the cell to be contaminated.
Disclosure of Invention
The invention aims to solve the defects that the drying temperature and the drying time for drying the moisture on the surface of a battery piece by a heating conveyor belt of the conventional battery piece dewatering device are high, the battery piece is thermally damaged, and impurities are remained on the surface of the battery piece after the moisture is evaporated.
In order to solve the defects of the prior art, the invention provides the following technical solutions:
a battery piece water trap which is characterized in that: the device comprises a dewatering mechanism arranged along the groove of the cell to be dewatered, and a slicing mechanism and a connecting mechanism which are arranged on the dewatering mechanism;
the water removing mechanism comprises a first water removing assembly and a second water removing assembly; the first water removal assembly comprises a hollow shell and at least one adsorption pipe communicated with the inner cavity of the hollow shell; the lower surface of the hollow shell is provided with a plurality of water suction holes corresponding to the positions of the slots of the battery wafer to be dewatered; the other end of the adsorption tube is connected with an external negative pressure air source; the second water removal component comprises a water absorption fiber structure coated on the lower surface of the hollow shell;
the slicing mechanism comprises at least one driving mechanism arranged on the upper surface of the hollow shell and grabbing mechanisms respectively arranged on two sides of each driving mechanism; the driving mechanism is used for driving the grabbing mechanism to move along the direction vertical to the grooving direction of the battery piece to be dewatered; the grabbing mechanism is used for fixing the battery piece to be dewatered;
the connecting mechanism is arranged on the hollow shell and used for being connected with the mechanical arm.
Further, the first water removal assembly further comprises at least one group of heating mechanisms arranged on the hollow shell; the heating mechanism corresponds to the position of the battery cell groove to be dewatered and is used for enabling the lower surface of the hollow shell to be in a heating constant-temperature state, and water evaporation is further accelerated on the basis of negative pressure water absorption.
Further, each group of heating mechanisms comprises at least one thermocouple for measuring temperature and at least one heating rod.
Further, the lower surface of the hollow shell comprises a water removal area right facing the position of the groove of the battery to be removed and wiping areas positioned on two sides of the water removal area, wherein a water-resisting groove is formed between the water removal area and the wiping areas and used for preventing water in the water absorption fiber structure wrapped on the water removal area from permeating into the water absorption fiber structure wrapped on the wiping areas.
Furthermore, the density of the water absorption holes of the dewatering area is greater than that of the water absorption holes of the wiping area, so that the efficiency of water absorption of the dewatering area is ensured.
Further, the number of the driving mechanisms is two, and the two driving mechanisms are located on two sides of the connecting mechanism.
Further, the water-absorbing fiber structure is dry dust-free cloth; the driving mechanism is a claw-separating cylinder; the grabbing mechanism is a sucker.
Meanwhile, the invention also provides a battery piece dewatering method, which is characterized in that the battery piece dewatering device comprises the following steps:
taking materials;
after the water-removing battery piece is subjected to thermal stress cutting, the grabbing mechanism grabs the water-removing battery piece to enable the water-removing battery piece to be in contact with the surface of the water-absorbing fiber structure;
step two, slicing and dewatering;
the mechanical arm integrally moves the battery piece dewatering device to a subsequent operation position through the connecting mechanism, and the driving mechanism drives the grabbing mechanisms on the two sides to move back and forth in the moving process so as to divide the battery piece to be dewatered into two parts along the notch;
before slicing, the water-absorbing fiber structure absorbs water near the position of the groove of the battery slice to be dewatered; in the slicing process, the water-absorbing fiber structure moving relative to the surface of the battery piece to be dewatered wipes impurities and residual water near the groove position of the battery piece to be dewatered;
meanwhile, the adsorption pipe sucks out the water absorbed by the water-absorbing fiber structure through the water-absorbing holes;
step three, discharging materials;
when the whole battery piece dewatering device reaches the subsequent operation position, the dewatering mechanism finishes dewatering, and the grabbing mechanism places the battery piece on the subsequent operation position.
Further, the first water removal assembly further comprises at least one group of heating mechanisms arranged on the hollow shell; the heating mechanism corresponds to the position of the battery cell groove to be dewatered and is used for enabling the lower surface of the hollow shell to be in a heating constant-temperature state, and water evaporation is further accelerated on the basis of negative pressure water absorption.
Further, the lower surface of the hollow shell comprises a water removal area right facing the position of the groove of the battery to be removed and wiping areas positioned on two sides of the water removal area, wherein a water-resisting groove is formed between the water removal area and the wiping areas and used for preventing water in the water absorption fiber structure wrapped on the water removal area from permeating into the water absorption fiber structure wrapped on the wiping areas.
Compared with the prior art, the invention has the beneficial effects that:
(1) the invention discloses a battery piece dewatering device, which is suitable for battery pieces subjected to laser cutting and comprises a dewatering mechanism, a slicing mechanism and a connecting mechanism, wherein the dewatering mechanism comprises a second dewatering component and a first dewatering component, the second dewatering component is used for absorbing and removing water of the battery pieces to be dewatered and removing impurities on the surfaces of the battery pieces to be dewatered, the first dewatering component is used for absorbing and removing water of the second dewatering component, water in an inner cavity of a hollow shell of the first dewatering component can be quickly volatilized through airflow generated by negative pressure, and water accumulation is avoided.
(2) The battery piece dewatering device is provided with the dewatering area and the wiping area which wrap the water-absorbing fiber structure, the water-resisting groove is arranged between the dewatering area and the wiping area, and after the dewatering area absorbs and wipes the surface water of the battery piece, the dry wiping area wipes for the second time, so that the water and impurity residues are further reduced.
(3) The battery piece dewatering device is provided with the plurality of driving mechanisms and the heating mechanisms corresponding to the driving mechanisms, and the heating mechanisms are used for enabling the lower surface of the hollow shell to be in a heating constant-temperature state, so that water evaporation is further accelerated on the basis of negative pressure water absorption, and the working efficiency is improved.
(4) Based on the battery piece dewatering device, the invention discloses a battery piece dewatering method, which utilizes the slicing process of a battery piece to dewater, so that the continuity of the battery piece treatment process is ensured; and the first dewatering component and the second dewatering component are combined to remove the moisture and impurities on the surface of the battery piece, so that compared with the conventional method for drying the moisture on the surface of the battery piece through a heating conveying belt, the method has more remarkable dewatering effect.
Drawings
FIG. 1 is a schematic structural diagram of a battery wafer water removing apparatus according to an embodiment of the present invention;
FIG. 2 is a top view of FIG. 1;
fig. 3 is a schematic structural diagram of a lower surface of a hollow housing of an embodiment of a battery plate water removing device according to the invention (a second water removing assembly is not shown).
The reference numerals are explained below: 1-a battery piece to be dewatered; 2-water removal mechanism, 21-first water removal component, 211-hollow shell, 212-adsorption tube, 213-water suction hole, 214-water removal area, 215-wiping area, 216-heating mechanism, 2161-thermocouple, 2162-heating rod, 217-water-stop groove; 22-a second water removal assembly; 3-a slicing mechanism, 31-a driving mechanism and 32-a grabbing mechanism; 4-connecting mechanism.
Detailed Description
The invention will be further described with reference to the drawings and exemplary embodiments.
Referring to fig. 1 to 3, a battery plate dewatering device includes a dewatering mechanism 2 disposed along a notch of a battery plate 1 to be dewatered, and a slicing mechanism 3 and a connecting mechanism 4 disposed on the dewatering mechanism 2.
The water removal mechanism 2 includes a first water removal assembly 21 and a second water removal assembly 22.
The first water removal assembly 21 comprises a hollow shell 211, four adsorption pipes 212 communicated with the inner cavity of the hollow shell 211 and two groups of heating mechanisms 216 arranged on the hollow shell 211; the lower surface of the hollow shell 211 is provided with a plurality of water suction holes 213 corresponding to the grooving positions of the battery piece to be dewatered 1, the lower surface of the hollow shell 211 comprises a dewatering area 214 facing the grooving position of the battery piece to be dewatered 1 and wiping areas 215 positioned at two sides of the dewatering area 214, a water-stop groove 217 is arranged between the dewatering area 214 and the wiping areas 215, and the density of the water suction holes 213 of the dewatering area 214 is greater than that of the water suction holes 213 of the wiping areas 215; the other end of the adsorption tube 212 is connected with an external negative pressure air source; each set of heating mechanism 216 includes a heating rod 2162 located at the middle of the upper surface of the hollow housing 211 and two thermocouples 2161 located at the ends of the upper surface of the hollow housing 211 for keeping the lower surface of the hollow housing 211 in a heating and constant temperature state to further accelerate the evaporation of water based on the negative pressure water absorption.
The second dewatering component 22 includes a water-absorbing fiber structure coated on the dewatering area 214 and the wiping area 215, and the water-absorbing fiber structure is a dry dust-free cloth.
The slicing mechanism 3 comprises two driving mechanisms 31 arranged on the upper surface of the hollow shell 211 and grabbing mechanisms 32 respectively arranged on two sides of each driving mechanism 31; the driving mechanisms 31 are used for driving the grabbing mechanisms 32 to move along the direction vertical to the grooving direction of the battery piece to be dewatered 1, and each driving mechanism 31 corresponds to one battery piece to be dewatered 1; the grabbing mechanism 32 is used for fixing the battery piece 1 to be dewatered.
In this embodiment, the hollow housing 211 is a hollow hexahedron structure, and the driving mechanism 31 is a claw-separating cylinder; the gripping mechanism 32 is a suction cup.
The connecting mechanism 4 is disposed on the hollow housing 211 between the two driving mechanisms 31 for connecting with the robot arm.
Based on the battery piece dewatering device, the invention discloses a battery piece dewatering method, which comprises the following steps:
taking materials;
after the water-removing battery piece 1 is subjected to thermal stress cutting, the grabbing mechanism 32 grabs the water-removing battery piece 1, so that the water-removing battery piece 1 is in contact with the surface of the water-absorbing fiber structure;
step two, slicing and dewatering;
the mechanical arm integrally moves the battery piece dewatering device to a subsequent operation position through the connecting mechanism 4, the driving mechanism 31 drives the grabbing mechanisms 32 on the two sides to move back and forth in the moving process, and the battery piece 1 to be dewatered is divided into two parts along the notch;
before slicing, the water-absorbing fiber structure wrapped on the dewatering area 214 absorbs water near the notch position of the battery slice 1 to be dewatered; in the slicing process, the water-absorbing fiber structure wrapped on the water removal area 214 moving relative to the surface of the water removal cell piece 1 wipes impurities and residual water near the notch position of the water removal cell piece 1, and then the water-absorbing fiber structure wrapped on the wiping area 215 wipes secondarily;
meanwhile, the adsorption pipe 212 sucks out the water absorbed by the water-absorbing fiber structure through the water-absorbing holes 213;
step three, discharging materials;
when the whole battery piece dewatering device reaches the subsequent operation position, the dewatering mechanism 2 finishes dewatering, and the grabbing mechanism 32 places the battery piece at the subsequent operation position.
In the execution process of the first step to the third step, the lower surface of the hollow shell 211 is in a heating constant temperature state for accelerating the evaporation of the moisture.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210103917.9A CN114111240B (en) | 2022-01-28 | 2022-01-28 | A device and method for removing water from a battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210103917.9A CN114111240B (en) | 2022-01-28 | 2022-01-28 | A device and method for removing water from a battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114111240A CN114111240A (en) | 2022-03-01 |
| CN114111240B true CN114111240B (en) | 2022-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210103917.9A Active CN114111240B (en) | 2022-01-28 | 2022-01-28 | A device and method for removing water from a battery |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI245338B (en) * | 2003-04-17 | 2005-12-11 | Hitachi High Tech Elect Eng Co | Substrate treatment apparatus and substrate treatment method |
| NL2001642C2 (en) * | 2008-05-30 | 2009-12-01 | Fico Bv | Device and method for drying separated electronic components. |
| JP2010169308A (en) * | 2009-01-22 | 2010-08-05 | Panasonic Corp | Dryer |
| CN101771128B (en) * | 2009-12-22 | 2012-11-21 | 亿光电子(中国)有限公司 | Feeding device of crystallizing machine |
| JP2017135232A (en) * | 2016-01-27 | 2017-08-03 | 株式会社ディスコ | Dividing jig and dividing method for wafer |
| CN206301773U (en) * | 2017-01-05 | 2017-07-04 | 江西比太科技有限公司 | Silicon wafer gripping device and solar cell production equipment using the device |
| CN107706152B (en) * | 2017-11-02 | 2020-02-28 | 深圳市光瑞实业有限公司 | A solar cell breaking device |
| CN108807601B (en) * | 2018-07-16 | 2023-08-25 | 苏州迈为科技股份有限公司 | Battery piece splitting device, full-automatic splitting machine and splitting method |
| CN111442612A (en) * | 2020-03-12 | 2020-07-24 | 山东东山古城煤矿有限公司 | Main shaft wire rope water trap |
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Effective date of registration: 20241106 Address after: 4th Floor, Building 8, Service Outsourcing Industrial Park, Shangji Road, Economic Development Zone, Xi'an City, Shaanxi Province 710000 Patentee after: Zhongsen Testing (Xi'an) Co.,Ltd. Country or region after: China Address before: 710018 Building 8, Shangji Road Service Outsourcing Industrial Park, Xi'an Economic and Technological Development Zone, Shaanxi Province Patentee before: GSOLAR POWER Co.,Ltd. Country or region before: China |