CN108039519B - Simple soft-package battery hot-pressing formation clamp - Google Patents
Simple soft-package battery hot-pressing formation clamp Download PDFInfo
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- CN108039519B CN108039519B CN201810022940.9A CN201810022940A CN108039519B CN 108039519 B CN108039519 B CN 108039519B CN 201810022940 A CN201810022940 A CN 201810022940A CN 108039519 B CN108039519 B CN 108039519B
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- plate
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- 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
- H01M10/058—Construction or manufacture
-
- 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
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- 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)
- Sealing Battery Cases Or Jackets (AREA)
Abstract
The invention discloses a simple soft-package battery hot-pressing formation clamp, which comprises a hot-pressing clamp used for clamping a soft-package battery and heating the soft-package battery and a pressure balance adjusting assembly used for uniformly applying force to the hot-pressing clamp; the pressure balance adjusting assembly comprises a pair of G-shaped clamps symmetrically arranged at two ends of the hot pressing clamp and used for uniformly changing the distance between the upper plate and the lower plate. The invention has the advantages of small volume, complete heating and pressurizing functions, convenience and practicability, can uniformly apply force to the soft-package battery, and meets the requirements of small single production quantity and high experiment index requirements in a laboratory on the basis of realizing the hot-press formation procedure of the soft-package battery.
Description
Technical Field
The invention relates to the technical field of soft package batteries, in particular to a clamp for soft package battery production.
Background
The soft package battery is another name of a polymer battery, and has the advantages of small volume, light weight, high specific energy, high safety, flexible design and the like compared with a lithium ion battery; the structure is that a layer of polymer shell is sleeved outside the liquid lithium ion battery, the polymer shell is usually packaged by adopting an aluminum plastic film, and the explosion is not soft like a steel shell aluminum shell battery core under the condition of potential safety hazard, and only the gas can be blown to crack at most, so that the safety is higher. The production process of the soft-packaged battery comprises the working procedures of batching, coating, baking, rolling, winding and laminating, spot welding, packaging, liquid injection, formation and capacity division, and in the formation working procedure, a hot-press formation device is generally adopted, but is mainly suitable for large-scale battery manufacturing enterprises, has the characteristics of high price, large volume and large production quantity of single equipment, and is not suitable for laboratory use.
At present, in the hot-pressing formation equipment adopted in the soft-package battery experiment process, an air cylinder is usually adopted to apply force to the center of a pressing plate at the bottom to press down the soft-package battery, and as the pressure generated by the air cylinder only acts on the center of the pressing plate, the pressure generated by four corners of the pressing plate on the soft-package battery is uneven, for example, when the pressure of the air cylinder is required to be 0.3Mpa, the pressure difference generated by four corners of the pressing plate can reach about 500N, and even more can reach more than 1000N; when the actual pressure of the battery is deviated from the production process, various quality problems can be generated, such as the problems that the thickness of the battery does not reach the standard, a pole piece is broken, a diaphragm is not gelled to cause soft deformation of the battery, and the battery is separated from lithium to cause heating and ignition, and the like, so that the simple hot press forming equipment has poor safety performance and can not meet the requirement of experiments.
Disclosure of Invention
The technical problem to be solved by the invention is to provide the hot press forming clamp which is small in size and capable of uniformly applying force to the soft-packaged battery, and the requirements of small single production quantity and high experiment index requirements of a laboratory are met on the basis of realizing the hot press forming process of the soft-packaged battery.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows.
A simple soft-package battery hot-pressing forming clamp comprises a hot-pressing clamp used for clamping a soft-package battery and heating the soft-package battery and a pressure balance adjusting assembly used for uniformly applying force to the hot-pressing clamp; the pressure balance adjusting assembly comprises a pair of G-shaped clamps symmetrically arranged at two ends of the hot pressing clamp and used for uniformly changing the distance between the upper plate and the lower plate.
The simple soft-package battery hot-pressing forming clamp comprises a heating plate, a battery pressing plate and a spring piece pressing plate which are arranged in parallel from bottom to top, wherein the heating plate, the battery pressing plate and the spring piece pressing plate are limited through two limiting columns which are parallel and perpendicular to the heating plate; the bottom ends of the limiting columns are fixedly arranged on the heating plate, and limiting holes penetrating through the limiting columns are respectively formed in the battery pressing plate and the spring piece pressing plate at positions corresponding to the limiting columns; the soft package battery centre gripping is between hot plate and battery clamp plate, is provided with the high elasticity spring leaf of push down the cover formula between battery clamp plate and the spring leaf clamp plate of corresponding soft package battery top, and the spring leaf is fixed on the bottom terminal surface of spring leaf clamp plate through the dead bolt that passes the center.
Above-mentioned simple and easy soft packet of battery thermocompression becomes anchor clamps, hot plate, battery clamp plate and spring leaf clamp plate are square structure, and two spacing posts set up on the axis of square plate, and a pair of G clamp symmetry sets up on the thermocompression anchor clamps of spacing post place axis both sides.
Above-mentioned simple and easy soft packet of battery thermocompression becomes anchor clamps, the position that corresponds the spring leaf center on the hot plate is provided with the mark of placing soft packet of battery central point.
Above-mentioned simple and easy soft packet of battery thermocompression becomes anchor clamps, be provided with the heating pipe that is used for the heating plate on the heating plate.
Above-mentioned simple and easy soft packet of battery thermocompression becomes anchor clamps, still be provided with the temperature probe that is used for detecting the hot plate heating temperature on the hot plate.
By adopting the technical scheme, the invention has the following technical progress.
The invention has the advantages of small volume, complete heating and pressurizing functions, convenience and practicability, can uniformly apply force to the soft-package battery, and meets the requirements of small single production quantity and high experiment index requirements in a laboratory on the basis of realizing the hot-press formation procedure of the soft-package battery.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
fig. 2 is a bottom view of the spring plate according to the present invention.
Wherein: 1. the device comprises a spring piece, a fixing bolt, a limit column, a 4.G clamp, a spring piece pressing plate, a 51 limit hole, a 52 fixing bolt hole, a 6 battery pressing plate, a 7 heating plate, an 8 temperature probe, a 9 heating pipe and a 10 soft package battery.
Detailed Description
The invention will be described in further detail with reference to the drawings and the specific embodiments.
A simple soft-package battery thermocompression bonding clamp has a structure shown in figure 1, and comprises a pressure balance adjusting assembly and a thermocompression bonding clamp, wherein the thermocompression bonding clamp is used for clamping the soft-package battery and heating the soft-package battery, and the pressure balance adjusting assembly is used for carrying out balanced force application on the soft-package battery through the thermocompression bonding clamp.
The hot pressing fixture comprises a heating plate 7, a battery pressing plate 6 and a spring piece pressing plate 5 which are arranged in parallel from bottom to top, wherein the heating plate 7, the battery pressing plate 6 and the spring piece pressing plate 5 are of square structures, and the fixture for clamping the soft package battery is formed together. The heating plate 7, the battery pressing plate 6 and the spring piece pressing plate 5 are limited by two limiting columns which are parallel and perpendicular to the heating plate, and the two limiting columns are arranged on the central axis of the square plate and divide the clamp into two areas which are bilaterally symmetrical; the bottom end fixing of spacing post 3 sets up on hot plate 7, and battery clamp plate 6 and spring leaf clamp plate 5 are gone up the position of corresponding spacing post and are offered the spacing hole 51 that passes spacing post respectively, and as shown in fig. 2, battery clamp plate 6 and spring leaf clamp plate 5 can slide from top to bottom at spacing post under the exogenic action.
The soft package battery is clamped between a heating plate 7 and a battery pressing plate 6, a downward pressing cover type high-elasticity spring piece 1 is arranged between the battery pressing plate 6 and a spring piece pressing plate 5 which correspond to the upper side of the soft package battery, and the spring piece 1 is fixed in a fixing bolt hole 52 on the bottom end surface of the spring piece pressing plate through a fixing bolt passing through the center; the fixing bolts are used for ensuring that the four spring pieces are always in completely symmetrical positions and providing reliable guarantee for uniform stress of the soft-package battery below. In this embodiment, in order to improve the test efficiency, four spring plates 1 are symmetrically disposed between the battery pressing plate 6 and the spring plate pressing plate 5, and correspondingly, a soft-pack battery can be respectively placed on the heating plate 7 and the battery pressing plate 6 below each spring plate, so that in the test process, the four soft-pack batteries can be heated and formed.
In the present invention, the heating plate 7 is used for supporting the soft pack battery and heating the soft pack battery, so that the heating pipe 9 is transversely arranged in the heating plate, and the temperature probe 8 for detecting the heating temperature of the heating plate is also arranged. In order to ensure that all the soft-packaged batteries in the clamp are heated uniformly, the heating plates on two sides of the central axis of the limiting column are respectively provided with a group of heating pipes and temperature probes, wherein the axis positions of the heating pipes correspond to the central connecting line of the spring piece up and down, and therefore, marks for placing the central points of the soft-packaged batteries are also arranged on the heating plates from the positions corresponding to the centers of the spring pieces.
Above-mentioned pressure balance adjustment subassembly is including the symmetry setting at a pair of G type clamp 4 at anchor clamps both ends, and a pair of G type clamp 4 symmetry sets up on the hot pressing anchor clamps of spacing post place axis both sides for at the interval between the upper and lower board of uniform velocity change, and carry out even application of force to the soft packet battery through spring leaf clamp plate, spring leaf and battery clamp plate, make the each direction of soft packet battery receive the same pressure, can not appear causing battery quality problem to appear because of pressure deviation.
When the invention is used, the four soft package batteries to be operated are respectively aligned between the heating plate and the battery pressing plate, and then the four soft package batteries can receive uniform pressure by cooperatively adjusting the two G-shaped clamps.
Claims (5)
1. A simple soft package battery hot pressing forming clamp is characterized in that: the device comprises a hot pressing fixture for clamping the soft package battery and heating the soft package battery, and a pressure balance adjusting assembly for uniformly applying force to the hot pressing fixture; the pressure balance adjusting assembly comprises a pair of G-shaped clamps (4) symmetrically arranged at two ends of the hot pressing clamp and used for uniformly changing the distance between the upper plate and the lower plate; the hot pressing fixture comprises a heating plate (7), a battery pressing plate (6) and a spring leaf pressing plate (5) which are arranged in parallel from bottom to top, wherein the heating plate (7), the battery pressing plate (6) and the spring leaf pressing plate (5) are limited through two limiting columns which are parallel and perpendicular to the heating plate; the bottom ends of the limiting columns (3) are fixedly arranged on the heating plate (7), and limiting holes (51) penetrating through the limiting columns are respectively formed in the positions, corresponding to the limiting columns, of the battery pressing plate (6) and the spring piece pressing plate (5); the soft package battery centre gripping is provided with down between battery clamp plate (6) and spring leaf clamp plate (5) of soft package battery top between hot plate (7) and battery clamp plate (6), presses high elasticity spring leaf (1) of cover formula, and spring leaf (1) are fixed on the bottom terminal surface of spring leaf clamp plate through the gim peg that passes the center.
2. The fixture for hot-pressing a simple soft-packaged battery according to claim 1, wherein: the heating plate (7), the battery pressing plate (6) and the spring leaf pressing plate (5) are of square structures, two limiting columns are arranged on the central axis of the square plate, and a pair of G-shaped clamps (4) are symmetrically arranged on the hot pressing clamps on two sides of the central axis where the limiting columns are arranged.
3. The fixture for hot-pressing a simple soft-packaged battery according to claim 1, wherein: the position of the heating plate corresponding to the center of the spring piece is provided with a mark for placing the center point of the soft package battery.
4. The fixture for hot-pressing a simple soft-packaged battery according to claim 1, wherein: the heating plate (7) is provided with a heating pipe (9) for heating the heating plate.
5. The fixture for hot-pressing a simple soft-packaged battery according to claim 1, wherein: the heating plate (7) is also provided with a temperature probe (8) for detecting the heating temperature of the heating plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810022940.9A CN108039519B (en) | 2018-01-10 | 2018-01-10 | Simple soft-package battery hot-pressing formation clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810022940.9A CN108039519B (en) | 2018-01-10 | 2018-01-10 | Simple soft-package battery hot-pressing formation clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108039519A CN108039519A (en) | 2018-05-15 |
| CN108039519B true CN108039519B (en) | 2023-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810022940.9A Active CN108039519B (en) | 2018-01-10 | 2018-01-10 | Simple soft-package battery hot-pressing formation clamp |
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| CN (1) | CN108039519B (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101032807A (en) * | 2006-03-10 | 2007-09-12 | 郑恒春 | Omnipotent potent clamp tool and spanner |
| CN202094235U (en) * | 2011-05-24 | 2011-12-28 | 珠海市鹏辉电池有限公司 | Flexible packaging lithium ion battery formation clamp |
| CN105680098A (en) * | 2014-11-18 | 2016-06-15 | 深圳市朗能电池有限公司 | Lithium-ion battery shaping device and lithium-ion battery shaping method |
| CN206210937U (en) * | 2016-10-11 | 2017-05-31 | 东莞市致格电池科技有限公司 | A kind of battery pressurization trimmer |
| CN107219817A (en) * | 2017-07-21 | 2017-09-29 | 浙江杭可科技股份有限公司 | Cylinder mode hot pressing battery formation clamp system |
| CN206732853U (en) * | 2017-03-23 | 2017-12-12 | 东莞仕能机械设备有限公司 | A kind of battery clamp for balancing pressure |
| CN207909998U (en) * | 2018-01-10 | 2018-09-25 | 湖州昆仑动力电池材料有限公司 | A kind of simple soft-package battery hot pressing battery formation clamp |
-
2018
- 2018-01-10 CN CN201810022940.9A patent/CN108039519B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101032807A (en) * | 2006-03-10 | 2007-09-12 | 郑恒春 | Omnipotent potent clamp tool and spanner |
| CN202094235U (en) * | 2011-05-24 | 2011-12-28 | 珠海市鹏辉电池有限公司 | Flexible packaging lithium ion battery formation clamp |
| CN105680098A (en) * | 2014-11-18 | 2016-06-15 | 深圳市朗能电池有限公司 | Lithium-ion battery shaping device and lithium-ion battery shaping method |
| CN206210937U (en) * | 2016-10-11 | 2017-05-31 | 东莞市致格电池科技有限公司 | A kind of battery pressurization trimmer |
| CN206732853U (en) * | 2017-03-23 | 2017-12-12 | 东莞仕能机械设备有限公司 | A kind of battery clamp for balancing pressure |
| CN107219817A (en) * | 2017-07-21 | 2017-09-29 | 浙江杭可科技股份有限公司 | Cylinder mode hot pressing battery formation clamp system |
| CN207909998U (en) * | 2018-01-10 | 2018-09-25 | 湖州昆仑动力电池材料有限公司 | A kind of simple soft-package battery hot pressing battery formation clamp |
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| Publication number | Publication date |
|---|---|
| CN108039519A (en) | 2018-05-15 |
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Effective date of registration: 20230911 Address after: 644200 5th Floor, Service Building, Jiang'an Economic Development Zone, Jiang'an County, Yibin City, Sichuan Province Applicant after: Yibin Kunlun New Energy Co.,Ltd. Address before: 065400 south of the middle section of Ping'an Street, Xianghe economic and Technological Development Zone, Langfang City, Hebei Province Applicant before: XIANGHE KUNLUN CHEMICALS CO.,LTD. |
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