CN108539249B - Limiting tool for battery shell - Google Patents
Limiting tool for battery shell Download PDFInfo
- Publication number
- CN108539249B CN108539249B CN201810711412.4A CN201810711412A CN108539249B CN 108539249 B CN108539249 B CN 108539249B CN 201810711412 A CN201810711412 A CN 201810711412A CN 108539249 B CN108539249 B CN 108539249B
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- Prior art keywords
- battery shell
- groove
- battery
- pressing
- pin
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- 238000003825 pressing Methods 0.000 claims abstract description 51
- 230000000712 assembly Effects 0.000 claims abstract description 14
- 238000000429 assembly Methods 0.000 claims abstract description 14
- 230000005489 elastic deformation Effects 0.000 claims abstract description 3
- 230000007306 turnover Effects 0.000 claims description 28
- 238000007906 compression Methods 0.000 abstract description 30
- 230000006835 compression Effects 0.000 abstract description 27
- 238000000034 method Methods 0.000 description 14
- 239000000463 material Substances 0.000 description 5
- 229910000838 Al alloy Inorganic materials 0.000 description 4
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000926 separation method Methods 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
- H01M10/04—Construction or manufacture in general
- H01M10/0404—Machines for assembling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M6/00—Primary cells; Manufacture thereof
- H01M6/005—Devices for making primary cells
-
- 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
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a limiting tool for a battery shell, which comprises a base and two compression assemblies, wherein the base is provided with a groove matched with the battery shell, compression assemblies are arranged at corresponding positions on two sides of the length direction of the groove, when the battery shell is arranged in the groove, the two compression assemblies are respectively positioned on the outer sides of two opposite side surfaces of the battery shell, the compression assemblies compress and deform the lower part of the side surface of the battery shell, the first opposite side surface of the battery shell is an elastic deformation side surface, and the height of the groove is smaller than that of the battery shell. The invention has the advantages that the pressing components are arranged, the pressing components are used for respectively pressing and deforming the lower parts of the two side faces of the battery shell, so that the size of the lower part of the battery shell is reduced, when the battery core is inserted into the battery shell, the battery core cannot be completely inserted into the battery shell, the requirements of the battery cores with different thicknesses can be met, and the quality of battery products is improved.
Description
Technical Field
The invention relates to the field of tools for battery shells, in particular to a limiting tool for a battery shell.
Background
Currently, in order to improve productivity, some companies adopt an automatic shell-entering machine to perform an assembly process of square batteries, load battery cells into a battery shell, and flatten and install a battery cover and the battery shell through an automatic cover-fastening device.
However, in the actual production process, part of the battery cells are thinner, after the battery cells are placed in the battery shell, the possibility that all the battery cells fall into the battery shell exists, one side of each battery cell is collapsed, the battery cover and the battery shell cannot be flattened, the possibility of manual reworking exists, and the quality of battery products is also influenced due to the fact that manpower and material resources are consumed.
Disclosure of Invention
The invention aims to: aiming at the problems, the invention aims to provide a limiting tool for a battery shell, so as to solve the technical problem of manual reworking.
The technical scheme is as follows:
the utility model provides a spacing frock is used to battery case, includes base and two compression assemblies, be equipped with the recess that matches with the battery case on the base, the length direction both sides of recess correspond the position all be equipped with compression assemblies, works as the battery case installs in the recess, two compression assemblies are located respectively two opposite sides one outsides of battery case, just compression assemblies right the battery case the side lower part compresses tightly the deformation, side one is the elastic deformation side, the height of recess is less than the height of battery case. Because be equipped with and compress tightly the subassembly, compress tightly the subassembly through two and compress tightly the subassembly respectively and compress tightly the deformation to two side lower parts of battery case, make battery case lower part to battery case inboard direction take place to warp, reduced battery case lower part's size, when the electric core inserts in the battery case, make the electric core can not insert in the battery case completely, electric core bottom reaches the battery case in the preset position and can not move down promptly, can adapt to the needs of different thickness electric cores, when automatic buckle closure device carries out the buckle closure process, resumes the battery case simultaneously and originally, manpower and materials waste that the manual work of having reduced is reworked has improved the utilization ratio of automatic whole equipment of going into the shell machine, the quality of battery product has been improved.
In one embodiment, the compressing assembly comprises a compressing member and a fixing plate, the fixing plate is located on the outer side of the groove in the length direction, a pin is arranged on one side, away from the battery shell, of the fixing plate, the pin is parallel to the groove in the length direction, the pin penetrates through the compressing member, the compressing member rotates by taking the pin as an axis, and when the battery shell is installed in the groove, one end, close to the battery shell, of the compressing member rotates to compress and deform the lower portion of the side face of the battery shell. Due to the fact that the pin is arranged, the pressing component rotates by taking the pin as an axis, the pressing component can press and deform the side face of the battery shell, and the pressing component can be rotated to be separated from the battery shell, so that the using process of the pressing component is more convenient.
In one embodiment, the fixing plate is provided with two corresponding bosses extending towards the outer side of the groove, and the pin is arranged between the two bosses.
In one embodiment, the pressing component comprises a pressing block and a turnover plate, one end of the pressing block is in contact with and pressed against the battery shell, the other end of the pressing block is connected with the upper end of the turnover plate, the pressing block and the turnover plate form an inverted L-shaped structure, the pin penetrates through the lower portion of the turnover plate, and the turnover plate rotates by taking the pin as an axis.
In one embodiment, the pressing assembly further comprises a spring, one end of the spring is connected to the side surface, away from the groove, of the fixing plate, the other end of the spring is connected to the side surface, close to the fixing plate, of the overturning plate, the spring is located below the pin, and when the spring is in a non-compressed state, the upper portion of the overturning plate is inclined towards the inner side direction of the groove, and the pressing block is driven to incline towards the inner side direction of the groove. Due to the fact that the spring is arranged, when the battery shell is placed in the groove, the lower portion of the overturning plate is driven to rotate in the direction away from the groove by compression elasticity of the spring, and accordingly the compressing block is driven to rotate and apply force to the direction of the battery shell, the compressing block compresses and deforms the lower portion of the side face of the battery shell, and meanwhile limiting and fixing are carried out on the battery shell.
In one embodiment, the battery pack further comprises two pushing rod devices, wherein the front ends of the pushing rod devices press or loosen the lower part of the fixing plate, and the compressing blocks are driven to loosen or compress the battery pack. Because the push rod device is arranged, the lower part of the turnover plate is pressed to move towards the direction of the groove through the front end of the push rod device, so that the upper end of the turnover plate moves towards the direction away from the groove, the compression block is driven to loosen the battery shell, other working procedures are carried out, and compression deformation or separation of the compression block and the battery shell is realized through matching and matching of the push rod device and the turnover plate.
In one embodiment, the push rod device comprises a push block, a cylinder push rod and a cylinder, wherein one end of the cylinder push rod is connected with the push block, the other end of the cylinder push rod is connected in the cylinder, and the push block presses or loosens the lower part of the turnover plate. The push block is driven to move by the extension and retraction of the air cylinder push rod, and the whole process is simple and convenient.
The beneficial effects are that: compared with the prior art, the automatic cover-buckling device has the advantages that as the two pressing assemblies are arranged, the lower parts of the two side faces of the battery shell placed in the groove are pressed and deformed, the lower parts of the side faces of the battery shell deform towards the inner side direction of the battery shell, when a battery core is inserted into the battery shell, the battery core cannot completely enter the battery shell, the bottom of the battery core reaches a preset position in the battery shell, namely, cannot move downwards, the automatic cover-buckling device can adapt to the requirements of the battery cores with different thicknesses, and when the automatic cover-buckling device performs a cover-buckling process, the battery shell is restored to the original shape, so that the waste of manpower and material resources caused by manual reworking is reduced, the utilization rate of the whole equipment of the automatic cover-buckling device is improved, and the quality of battery products is improved.
Drawings
FIG. 1 is a schematic view of a base and compression assembly of the present invention;
FIG. 2 is a left side view of FIG. 1;
FIG. 3 is a top view of FIG. 1;
fig. 4 is a schematic structural view of the battery case of the present invention after the battery case is placed by the limiting tool;
fig. 5 is a schematic structural view of the battery case of the present invention before the battery case is placed by the limiting tool;
FIG. 6 is a schematic view of the structure of the base of the present invention after the battery housing and the battery core are inserted therein;
in the figure, 1-base, 11-groove, 2-compression assembly, 21-compression part, 211-compression block, 212-turnover plate, 22-fixed plate, 221-boss, 23-pin, 24-spring, 3-push rod device, 31-push block, 32-cylinder push rod, 33-cylinder, 100-battery case, 110-side one, 200-electric core.
Detailed Description
Example 1
Referring to fig. 4-6, a limiting tool for a battery shell comprises a base 1, two pressing assemblies 2 and two pushing rod devices 3, wherein a groove 11 matched with the battery shell 100 is formed in the base 1, the height of the groove 11 is smaller than that of the battery shell 100, and the battery shell 100 can be vertically placed in the groove 11, so that the battery shell 100 is limited. The corresponding positions of the two sides of the length direction of the groove 11 are respectively provided with a pressing component 2, one side of the pressing component 2 far away from the groove 11 is provided with a push rod device 3, and the push rod device 3 is matched with the corresponding pressing component 2. When the battery case 100 is placed in the groove 11, the pressing component 2 presses and deforms the lower portion of the first side 110 of the battery case 100, and the first side 110 of the battery case 100 is an elastically deformed side, specifically, the battery case 100 is made of an elastically deformable and recoverable material. The battery case 100 is made of aluminum alloy, and can be elastically restored after being deformed. Specifically, the material of the battery case 100 may be AL3003 type aluminum alloy or AL3004 type aluminum alloy of Shenzhen Kodali Co., ltd. The pressing assembly 2 presses and deforms the lower portion of the side surface 110 of the battery case 100 located outside the groove 11. Specifically, the height of the groove 11 is 40-70 mm, the height of the battery shell 100 is 100-200 mm, the width of the battery shell 100 is 15-50 mm, and the height of the compression point of the compression deformation of the side one 110 and the compression assembly 2 is 50-90 mm. The compression deformation amount of the battery case 100 is set according to the width of the battery cell 200 placed in the battery case 100, and the battery case limiting tool can be applied to compression positioning of the battery cell 200 with the width of 13-48 mm, in particular to compression positioning of the battery cell 200 with the width of 22.8-23.8 mm. In this embodiment, the battery case 100 is made of AL3003 type aluminum alloy. The height of the groove 11 is 55mm, the height of the battery case 100 is 129mm, the width of the battery case 100 is 26.5mm, the width of the battery case 100 is the distance between the outer surfaces of the two side surfaces 110, and the height of the pressing point for pressing deformation of the pressing assembly 2 and the side surface 110 is 71mm. The compression deformation of the first side 110 of the battery case 100 before the battery cell 200 is placed is 5mm, the compression deformation of the first side 110 after the battery cell 200 is placed is 2mm, and the battery case is suitable for compressing and positioning the battery cell 200 with the width of 23.3 mm. In other embodiments, the height of the recess 11 and the height of the pressing point of the first side 110 may be set according to the heights of the battery case 100 and the battery cell 200.
Referring to fig. 1 to 3, the compressing assembly 2 includes a compressing member 21, a fixing plate 22 and a spring 24, the fixing plate 22 is located at the outer side of the groove 11 in the length direction, two corresponding bosses 221 extending towards the outer side of the groove 11 are disposed at one side of the fixing plate 22 away from the groove 11, a pin 23 is connected between the two bosses 221, the compressing member 21 includes a compressing block 211 and a turning plate 212, the compressing block 211 and the turning plate 212 form an inverted L-shaped structure, one end of the compressing block 211 contacts and compresses the battery case 100, the other end of the compressing block 211 is connected with the upper end of the turning plate 212, the pin 23 penetrates the turning plate 212 from the width direction of the turning plate 212, the turning plate 212 rotates around the pin 23 as an axis, the pin 23 is parallel to the length direction of the groove 11, the spring 24 is located below the pin 23, one end of the spring 24 is connected to the side of the fixing plate 22 away from the groove 11, the other end of the spring 24 is connected to the side of the turning plate 212 close to the fixing plate 22, and when the spring 24 is in a non-compressed state, the turning plate 212 is in a state that the upper part of the turning plate 212 is inclined towards the groove 11 under the effect of the spring 24, and the action of the spring 212 is inclined towards the direction of the inner side of the compressing block 211. When the spring 24 is in a compressed state, the upper portion of the turnover plate 212 rotates in a direction away from the groove 11, and drives the pressing block 211 to rotate in a direction away from the groove 11, so that the battery case 100 and the battery cell 200 are inserted into the groove 11, and the operation is convenient. Due to the arrangement of the springs 24, the resetting process of the turnover plate 212 and the compression block 211 can be realized, and the next procedure of placing the battery cell into the groove 11 is ensured to be continued smoothly; when the battery case 100 is placed in the groove 11, the compression elastic force of the spring 24 drives the lower part of the turnover plate 212 to rotate away from the groove 11, so as to drive the pressing block 211 to rotate and apply force to the inner side of the groove 11, so that the pressing block 211 compresses and deforms the lower part of the first side 110 of the battery case 100, and simultaneously limits and fixes the battery case 100.
Referring to fig. 4 to 6, the pushing rod device 3 is used to implement a pressing or releasing process on the lower portion of the fixed plate 22, specifically, the pushing rod device 3 includes a pushing block 31, a cylinder pushing rod 32 and a cylinder 33, one end of the cylinder pushing rod 32 is connected with the pushing block 31, the other end is connected in the cylinder 33, and the pushing block 31 presses or releases the lower portion of the turnover plate 212. The push block 31 is driven to move by the expansion and contraction of the air cylinder push rod 32, so that the lower part of the turnover plate 212 is pressed or loosened, the compression block 211 is driven to rotate, the loosening or compression deformation process of the battery shell 100 is realized, and the whole process is simple and convenient.
Referring to fig. 4 to 6, the working process of the limiting tool for the battery case is as follows: when the battery case 100 needs to be placed in the groove 11, the two cylinder push rods 32 are controlled to work, the two cylinder push rods 32 are respectively extended to enable the push block 31 to press the lower parts of the two corresponding turnover plates 212, the turnover plates 212 are driven to rotate by taking the pins 23 as shafts, meanwhile, the pressing blocks 211 are driven to rotate in a direction away from the groove 11 until one end of the pressing blocks 211 close to the groove 11 is positioned outside the groove 11, the battery case 100 is inserted into the groove 11, the two cylinder push rods 32 are controlled to retract afterwards, the pressing of the two turnover plates 212 is released, under the rebound action of the springs 24, the upper ends of the turnover plates 212 rotate in the inner side direction of the groove 11, meanwhile, the pressing blocks 211 also rotate in the inner side direction of the groove 11 until the pressing blocks 211 are pressed with the side faces 110 of the battery case 100, and the side faces 110 are deformed in the inner side direction of the battery case 100, when the battery case body with the battery case body 100 inserted therein is moved to the mounting position of the battery case 200, the lower parts of the two corresponding turnover plates 212 are pressed by the two cylinder push rods 32 to elastically restore the battery case body 100 to the original state, the battery case 200 is placed in the battery case body 100 at this time, after the battery case body 200 is placed in the predetermined position in the battery case body 100, the two cylinder push rods 32 are controlled to retract to enable the two pressing blocks 211 to be pressed with the two side surfaces 110 of the battery case body 100 again to form pressing positioning for the battery case 200 in the battery case body 100, the battery case 200 cannot completely enter the battery case body 100, when the automatic covering process is carried out, the two cylinder push rods 32 are simultaneously controlled to work to enable the two push blocks 31 to press the lower parts of the two turnover plates 212, the pressing blocks 211 release the side surfaces 110 of the battery case body 100 to enable the battery case body 200 to completely enter the battery case body 100, while performing the process of flattening the battery cover and the battery case 100.
Example 2
The difference between this embodiment and embodiment 1 is that: in this embodiment, the height of the groove 11 is 55mm, the height of the battery case 100 is 150mm, the width of the battery case 100 is 48.5mm, and the height of the pressing point of the pressing deformation of the first side 110 and the pressing assembly 2 is 85mm. The compression deformation of the first side 110 of the battery case 100 when the battery cell 200 is not placed is 8mm, the compression deformation of the first side 110 placed in the battery cell 200 is 2mm, and the battery case is suitable for compressing and positioning the battery cell 200 with the width of 45.3 mm.
The limiting tool for the battery shell can be suitable for assembly work of battery cores, battery shells and battery covers with different widths, has strong adaptability, and can meet the requirements of producing battery structures with different models.
Claims (3)
1. The limiting tool for the battery shell is characterized by comprising a base (1) and two pressing assemblies (2), wherein a groove (11) matched with the battery shell is formed in the base (1), the pressing assemblies (2) are arranged at corresponding positions on two sides of the length direction of the groove (11), when the battery shell is arranged in the groove (11), the two pressing assemblies (2) are respectively located at the outer sides of two opposite side surfaces of the battery shell, the pressing assemblies (2) press and deform the lower part of the side surface of the battery shell, the side surface is an elastic deformation side surface, and the height of the groove (11) is smaller than that of the battery shell;
the compressing assembly (2) comprises a compressing component (21) and a fixing plate (22), the fixing plate (22) is located on the outer side of the groove (11) in the length direction, a pin (23) is arranged on one side, away from the battery shell, of the fixing plate (22), the pin (23) is arranged in parallel with the length direction of the groove (11), the pin (23) penetrates through the compressing component (21), the compressing component (21) rotates by taking the pin (23) as an axis, and when the battery shell is installed in the groove (11), one end, close to the battery shell, of the compressing component (21) rotates to compress and deform the lower portion of the side face of the battery shell;
the pressing component (21) comprises a pressing block (211) and a turnover plate (212), one end of the pressing block (211) is in contact and pressed with the battery shell, the other end of the pressing block is connected with the upper end of the turnover plate (212), the pressing block (211) and the turnover plate (212) form an inverted L-shaped structure, the pin (23) penetrates through the lower part of the turnover plate (212), and the turnover plate (212) rotates by taking the pin (23) as an axis;
the pressing assembly (2) further comprises a spring (24), one end of the spring (24) is connected to the side surface of the fixed plate (22) away from the groove (11), the other end of the spring is connected to the side surface of the turnover plate (212) close to the fixed plate (22), the spring (24) is located below the pin (23), and when the spring (24) is in a non-compressed state, the upper part of the turnover plate (212) inclines towards the inner direction of the groove (11) to drive the pressing block (211) to incline towards the inner side direction of the groove (11);
the battery pack also comprises two push rod devices (3), wherein the front ends of the push rod devices (3) press or loosen the lower parts of the overturning plates (212) to drive the compressing blocks (211) to loosen or compress the battery pack.
2. The limiting tool for the battery shell according to claim 1, wherein two corresponding bosses (221) extending towards the outer side of the groove (11) are arranged on the fixing plate (22), and the pin (23) is arranged between the two bosses (221).
3. The limiting tool for the battery shell according to claim 1, wherein the pushing rod device (3) comprises a pushing block (31), a cylinder pushing rod (32) and a cylinder (33), one end of the cylinder pushing rod (32) is connected with the pushing block (31), the other end of the cylinder pushing rod is connected in the cylinder (33), and the pushing block (31) presses or loosens the lower part of the turnover plate (212).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810711412.4A CN108539249B (en) | 2018-07-03 | 2018-07-03 | Limiting tool for battery shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810711412.4A CN108539249B (en) | 2018-07-03 | 2018-07-03 | Limiting tool for battery shell |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108539249A CN108539249A (en) | 2018-09-14 |
| CN108539249B true CN108539249B (en) | 2023-12-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810711412.4A Active CN108539249B (en) | 2018-07-03 | 2018-07-03 | Limiting tool for battery shell |
Country Status (1)
| Country | Link |
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| CN (1) | CN108539249B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111376009B (en) * | 2018-12-27 | 2023-01-06 | 山东星宇手套有限公司 | Quick assembly disassembly mechanism and gloves production line |
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|---|---|---|---|---|
| CN201369343Y (en) * | 2009-01-19 | 2009-12-23 | 彭滨 | Battery holder |
| JP2013097988A (en) * | 2011-10-31 | 2013-05-20 | Toyota Motor Corp | Battery and method for manufacturing battery |
| JP2013118152A (en) * | 2011-12-05 | 2013-06-13 | Toyota Motor Corp | Method of manufacturing battery |
| KR20130097840A (en) * | 2012-02-27 | 2013-09-04 | 주식회사 엘지화학 | Manufacturing of battery cell by curbed shaped |
| CN205303525U (en) * | 2015-12-29 | 2016-06-08 | 宁德时代新能源科技股份有限公司 | Secondary battery |
| CN107611485A (en) * | 2017-10-26 | 2018-01-19 | 力信（江苏）能源科技有限责任公司 | Battery case frock is inserted in one kind dress protection |
| CN208580808U (en) * | 2018-07-03 | 2019-03-05 | 力信（江苏）能源科技有限责任公司 | A kind of battery case limiting tool |
-
2018
- 2018-07-03 CN CN201810711412.4A patent/CN108539249B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201369343Y (en) * | 2009-01-19 | 2009-12-23 | 彭滨 | Battery holder |
| JP2013097988A (en) * | 2011-10-31 | 2013-05-20 | Toyota Motor Corp | Battery and method for manufacturing battery |
| JP2013118152A (en) * | 2011-12-05 | 2013-06-13 | Toyota Motor Corp | Method of manufacturing battery |
| KR20130097840A (en) * | 2012-02-27 | 2013-09-04 | 주식회사 엘지화학 | Manufacturing of battery cell by curbed shaped |
| CN205303525U (en) * | 2015-12-29 | 2016-06-08 | 宁德时代新能源科技股份有限公司 | Secondary battery |
| CN107611485A (en) * | 2017-10-26 | 2018-01-19 | 力信（江苏）能源科技有限责任公司 | Battery case frock is inserted in one kind dress protection |
| CN208580808U (en) * | 2018-07-03 | 2019-03-05 | 力信（江苏）能源科技有限责任公司 | A kind of battery case limiting tool |
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| CN108539249A (en) | 2018-09-14 |
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Address after: 2 Dagang Dashan Road, Zhenjiang New District, Zhenjiang City, Jiangsu Province Applicant after: Lixin (Jiangsu) Energy Technology Co.,Ltd. Address before: No.2, Dagang Dashan Road, New District, Zhenjiang City, Jiangsu Province Applicant before: ETRUST POWER Group Ltd. |
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