CN109945599B - Vacuum drying clamping device for soft-packaged battery - Google Patents
Vacuum drying clamping device for soft-packaged battery Download PDFInfo
- Publication number
- CN109945599B CN109945599B CN201910268421.5A CN201910268421A CN109945599B CN 109945599 B CN109945599 B CN 109945599B CN 201910268421 A CN201910268421 A CN 201910268421A CN 109945599 B CN109945599 B CN 109945599B
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- Prior art keywords
- frame
- battery
- laminate
- soft
- assembled
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- 238000001291 vacuum drying Methods 0.000 title claims abstract description 21
- 238000003825 pressing Methods 0.000 claims abstract description 18
- 238000000034 method Methods 0.000 claims description 14
- 230000002093 peripheral effect Effects 0.000 claims description 6
- 230000005484 gravity Effects 0.000 abstract description 5
- 238000010438 heat treatment Methods 0.000 description 18
- 239000011120 plywood Substances 0.000 description 10
- 238000001816 cooling Methods 0.000 description 9
- 230000006835 compression Effects 0.000 description 8
- 238000007906 compression Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000009529 body temperature measurement Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Classifications
-
- 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
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention relates to a clamping device for vacuum drying of a soft-packaged battery, which has the technical scheme that the clamping device comprises an open frame; a plurality of laminate plates which are assembled on the frame, are used for placing the soft package batteries and have good heat conducting performance; the jacking supporting plate is movably assembled at the bottom of the frame and used for pushing out the soft-packaged battery and the laminate relative to the frame; and a pressing assembly assembled to the top end of the frame for pressing the pouch battery to the laminate sheet; the soft package battery is clamped between the adjacent laminates under the action of gravity. The purposes of improving the vacuum drying efficiency of the soft package battery and the universality of products are achieved.
Description
Technical Field
The invention relates to the technical field of battery drying equipment, in particular to a clamping device for vacuum drying of a soft package battery.
Background
At present, the domestic and foreign lithium battery industry has good development prospect, and the developed high-capacity lithium ion battery is tried out in the electric automobile, and is expected to become one of main power supplies of the electric automobile in the 21 st century. In the production process of lithium batteries, the use of a vacuum oven to heat and dry the batteries has become a necessary means to improve the safety of the batteries.
The heat conduction is the most efficient heat transfer mode, so that the heating speed of the battery can be greatly improved by adopting contact heating, and the time for vacuum drying of the battery can be greatly shortened. For the soft-package battery, because of the structural characteristics, in the products actually used in the market at present, the fastest heating mode adopted is to clamp the soft-package battery by using two heating plates, so that the contact surface between the heating plate and the soft-package battery is increased. However, the structure is very complex, and the clamped process of the soft package battery has a hidden trouble of consistency; in the actual use process, because the heating plate is fixed on the battery clamp, when the assembled disc battery is baked, the battery clamp needs to be sent into the oven, and after baking, the battery clamp needs to be taken out. In the process that the battery clamp enters and exits the oven, the heating sheet power supply can be continuously pulled out and plugged, the power is dynamically taken, the temperature measurement data of the heating sheet also need to be dynamically butted, and the reliability of the system is very high; and the universality of the structure is also poor, and once the battery model is changed, the clamp structure needs to be changed, so that the battery model changing cost is higher.
Therefore, a new structural scheme is urgently needed to be searched for replacement.
Disclosure of Invention
The invention aims to provide the clamping device for vacuum drying of the soft-packaged battery, which can improve the vacuum drying efficiency of the soft-packaged battery and has the advantages of strong universality and good durability.
The technical aim of the invention is realized by the following technical scheme:
a clamping device for vacuum drying of a soft package battery, comprising: an open frame; a plurality of laminate plates which are assembled on the frame, are used for placing the soft package batteries and have good heat conducting performance; the jacking supporting plate is movably assembled at the bottom of the frame and used for pushing out the soft-packaged battery and the laminate relative to the frame; and a pressing assembly assembled to the top end of the frame for pressing the pouch battery to the laminate sheet; the soft package battery is clamped between the adjacent laminates under the action of gravity.
Further provided is a compression assembly comprising: a top cover assembled on the top of the frame; the pressing plate is arranged in the top cover and faces the inside of the frame; an adjusting bolt assembled between the top cover and the pressing plate; and a spring sleeved on the adjusting bolt.
According to the invention, the special fixture for vacuum drying of the soft-packaged battery further comprises an anti-falling assembly for preventing the top cover from being separated from the frame; the anti-drop assembly includes: the clamping piece is assembled at the side wall of the corner of the frame; the connecting piece is arranged on one side of the top cover and assembled with the clamping piece; the upper end of the clamping piece is provided with a clamping part for clamping the connecting piece.
According to the invention, a plurality of guide rods are arranged on the inner peripheral side of the frame; the laminate and the peripheral side of the jacking supporting plate are provided with guide grooves for the guide rods to pass through.
According to the invention, a baffle extending along the thickness direction of the soft-packaged battery is arranged on one side of the laminate far away from the frame.
In a further arrangement of the invention, the compacting plates have good heat conducting properties.
According to the invention, a plurality of exhaust holes are formed in the frame.
In summary, the invention has the following beneficial effects:
According to the invention, the soft-packed battery and the laminate are sequentially and horizontally stacked in the frame, so that the soft-packed battery and the laminate are tightly attached to each other by self weight, the uppermost soft-packed battery is tightly pressed on the laminate by a certain pressing force under the action of the pressing component, after the structure is turned over by 90 degrees, the L-shaped or inverted T-shaped baffle of the laminate faces downwards, each pressed soft-packed battery can uniformly and tightly stand next to the laminate, and the L-shaped or inverted T-shaped structure of the laminate can be tightly attached to a heating plate (cooling plate) of the special clamp by means of self weight. In the heating (cooling) process of the heating plate (cooling plate), the soft package battery can realize heating (cooling) through the heat (cold) which is quickly conducted by the two laminated plates.
In addition, the laminate is movably assembled in the frame along the guide rod, and the soft-packed battery is clamped between two adjacent laminates, so that the distance between the two laminates is minimized, the volume of the clamp is reduced, the space utilization rate of the clamp is improved, the number of the single clamp containing batteries is increased, meanwhile, the flexible-packed battery has stronger universality, and is applicable to soft-packed batteries with different thicknesses, and the flexible-packed battery has a simple structure and good durability.
Drawings
Fig. 1 is a schematic structural view of a special fixture for vacuum drying of a pouch cell according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a special fixture for vacuum drying of a pouch cell in an embodiment of the present invention;
FIG. 3 is a schematic view of another structure of a special fixture for vacuum drying of a soft pack battery according to an embodiment of the present invention;
FIG. 4 is a schematic diagram showing the connection relationship between a laminate and a soft battery in a special fixture for vacuum drying of soft battery in an embodiment of the present invention;
fig. 5 is an enlarged schematic view at a in fig. 3.
Reference numerals illustrate: 1. a frame; 2. a laminate; 21. a baffle; 3. jacking the supporting plate; 4. a compression assembly; 41. a top cover; 42. a compacting plate; 43. an adjusting bolt; 44. a spring; 5. an anti-drop assembly; 51. a clamping piece; 52. a connecting piece; 53. a clamping part; 6. a guide rod; 61 a guide groove; 7. a handle; 8. and a soft package battery.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.
Examples: as shown in fig. 1 and 2, a clamping device for vacuum drying of a soft pack battery includes: the frame 1 of open type, assemble a plurality of plywood 2 on the frame 1, the jacking backing plate 3 of movable assembly in the frame 1 bottom, and, assemble the compression component 4 on frame 1 top, plywood 2 is used for supplying soft packet battery 8 to place, and have good heat conductivility, jacking backing plate 3 can slide along frame 1, be used for pushing out soft packet battery 8 and plywood 2 relative frame 1, so that the production requirement of unloading is gone up in the adaptation automation, soft packet battery 8 is held between adjacent plywood 2 under the action of gravity, and compress tightly soft packet battery 8 in the frame 1 on plywood 2 through compression component 4, make adjacent plywood 2 can be with the inseparable centre gripping of soft packet battery 8, still can guarantee simultaneously that the temperature homogeneity of heating like soft packet battery 8 satisfies the technological requirement.
As shown in fig. 2, the pressing assembly 4 includes: the top cover 41 assembled at the top of the frame 1, the compression plate 42 arranged in the top cover 41 towards the inside of the frame 1, the adjusting bolt 43 assembled between the top cover 41 and the compression plate 42, and the spring 44 sleeved on the adjusting bolt 43, wherein the adjusting bolt 43 is used for adjusting the distance between the top cover 41 and the compression plate 42, so that the compression plate 42 can be compressed on the uppermost soft-packed battery 8, and the soft-packed battery 8 can be tightly attached to the adjacent laminate 2.
As shown in fig. 2 to 4, the special fixture for vacuum drying of the pouch cells 8 further includes a drop prevention assembly 5 for preventing the top cover 41 from being separated from the frame 1, as shown in fig. 5, wherein the drop prevention assembly 5 includes: the clamping piece 51 is assembled at the side wall of the corner of the frame 1 and is Y-shaped, and the connecting piece 52 is assembled at one side of the top cover 41 and assembled with the clamping piece 51, the clamping part 53 is formed at the upper end of the clamping piece 51, the clamping part 53 plays a clamping role on the connecting piece 52, and the top cover 41 is ensured to be covered at the top of the frame 1.
As shown in fig. 2-4, a plurality of guide rods 6 are assembled on the inner peripheral side of the frame 1, guide grooves 61 for the guide rods 6 to pass through are formed on the peripheral sides of the laminate 2 and the jacking support plate 3, the laminate 2 and the jacking support plate 3 are assembled in the frame 1 along the guide rods 6, the laminate 2 is guided and limited by the guide rods 6 in the process of superposing and placing the laminate 2, the laminate 2 is ensured to be placed in the frame 1 smoothly, thereby stably supporting and clamping the laminate 8, the laminate 8 is clamped between two adjacent laminates 2, the distance between the two laminates 2 is minimized, the volume of the clamp is reduced, the space utilization rate of the clamp is improved, the number of the batteries accommodated by a single clamp is increased, meanwhile, the flexible battery 8 with strong universality is realized, and the flexible battery 8 with different thicknesses is suitable for the flexible battery 8, and has a simple structure and good durability.
As shown in fig. 3 and 4, a baffle 21 extending along the thickness direction of the soft battery 8 is formed on one side of the laminate 2 far away from the frame 1, on one hand, the baffle 21 can prevent the clamp from falling off the opposite laminate 2 by the soft battery 8 in the moving process, and on the other hand, the baffle 21 can also be directly contacted with the soft battery 8, so that the maximum area of the battery core part of the soft battery 8 is contacted with the laminate 2, and rapid heating or cooling of the soft battery 8 is realized.
In this embodiment, as shown in fig. 1, the handles 7 are further disposed on two sides of the frame 1, and a plurality of heat dissipation holes (not shown) are formed in the frame 1, wherein the compacting plate 42 also has good heat conducting property, so that when the uppermost layer of soft package battery 8 is compacted, two sides of the uppermost layer of soft package battery 8 can be attached, which is beneficial to heating or cooling the uppermost layer of soft package battery 8, and meanwhile, temperature collection is facilitated by adopting a temperature measuring line on the compacting plate 42.
When the clamp is used for production, the laminate 2 is horizontally placed into the frame 1 along the guide rod 6, the soft-packed battery 8 is horizontally placed on the laminate 2, the second laminate 2 is horizontally placed above the soft-packed battery 8 along the guide rod 6, the soft-packed battery 8 and the laminate 2 are sequentially overlapped, so that the soft-packed battery 8 and the laminate 2 are tightly attached to each other under the self gravity, after a group of soft-packed battery 8 and the laminate 2 are overlapped and placed in the frame 1, the top of the frame 1 is covered by the pressing component 4, specifically, the top cover 41 and the frame 1 are assembled by the anti-falling component 5, the pressing plate 42 is pressed on the uppermost soft-packed component by the adjusting bolt 43, so that each soft-packed battery 8 and the laminate 2 can be tightly contacted, after the clamping plate is rotated by 90 degrees, one side of the baffle plate 21 of the laminate 2 is enabled to face downwards, the soft-packed battery 8 and the laminate 2 naturally drop under the action of gravity, when the clamp is integrally placed on the heating plate or the cooling plate, the baffle plate 21 is directly connected with the heating plate or the cooling plate, at the moment, the laminate 2 can be clamped on each soft-packed battery 8, the soft-packed battery 8 can be rapidly heated and cooled by utilizing good heat conductivity of the clamp plate, the clamping plate of the structure can not only meet the production requirements of automatic feeding and discharging, but also can furthest utilize the space of the oven, and has strong universality, good durability and low use and maintenance cost, meanwhile, the temperature uniformity of heating of the lithium battery can be guaranteed to meet the technological requirements, and the vacuum drying efficiency of the soft-packed battery 8 can be remarkably improved.
The specific working process and principle are as follows: through placing soft packet of battery 8 and plywood 2 in proper order horizontal stack in frame 1 for soft packet of battery 8 and plywood 2 are in the same place through mutual inseparable laminating of dead weight, and compress tightly soft packet of battery 8 on top in plywood 2 under compressing tightly the effect of subassembly 4, prevent this splint at vacuum drying's in-process, soft packet of battery 8 is easy to take place the displacement relative two adjacent plywood 2, ensures that soft packet of battery 8 can quick intensification or cooling.
In addition, laminate 2 along guide bar 6 movable assembly in frame 1, soft packet of battery 8 centre gripping is between two adjacent laminate 2 for the interval of two laminate 2 reaches minimumly, has reduced the volume of anchor clamps, has improved the space utilization of anchor clamps, has increased the quantity that single anchor clamps held the battery, has stronger commonality simultaneously, can be applicable to soft packet of battery 8 of different thickness, simple structure, and the durability is good.
The above description is only for the purpose of illustrating the technical solution of the present invention and not for the purpose of limiting the same, and other modifications and equivalents thereof by those skilled in the art should be included in the scope of the claims of the present invention without departing from the spirit and scope of the technical solution of the present invention.
Claims (6)
1. The application method of the clamping device for vacuum drying of the soft-packaged battery is characterized in that the device comprises the following steps: an open frame (1);
A plurality of horizontally placed laminated plates (2) which are assembled in the frame (1) and clamp the soft-packaged battery (8) layer by layer and have good heat conduction performance, wherein one side of each laminated plate (2) is provided with a baffle plate (21) extending along the thickness direction of the soft-packaged battery (8);
a jacking supporting plate (3) movably assembled at the bottom of the frame (1) and used for pushing out the soft-packaged battery (8) and the laminate (2) relative to the frame (1); and
A pressing assembly (4) which is assembled at the top end of the frame (1) and used for pressing the soft package battery (8) on the laminate (2);
A plurality of guide rods (6) are arranged on the inner peripheral side of the frame (1), and guide grooves (61) for the guide rods (6) to pass through are formed on the peripheral sides of the laminate (2) and the jacking supporting plate (3);
when the flexible battery clamping device is used, the laminate is horizontally placed into the frame along the guide rod, the flexible battery is horizontally placed on the laminate, the second laminate is horizontally placed into the laminate along the guide rod, the second laminate is placed above the flexible battery, then the flexible battery and the laminate are sequentially overlapped, after a group of flexible batteries and the laminate are overlapped and placed in the frame, the pressing assembly is used for pressing and covering the top of the frame, and the clamping device is rotated by 90 degrees, so that one side of a baffle plate of the laminate faces downwards.
2. The method for using the clamping device for vacuum drying of the soft package battery according to claim 1, wherein the baffle plate (21) is integrally L-shaped or T-shaped.
3. The method of using a vacuum-dried holding device for a pouch cell according to claim 1, wherein the pressing assembly (4) comprises:
a top cover (41) assembled on top of the frame (1);
A pressing plate (42) provided in the top cover (41) and facing the inside of the frame (1);
an adjusting bolt (43) fitted between the top cover (41) and the pressing plate (42); and
And a spring (44) sleeved on the adjusting bolt (43).
4. The method of using a vacuum-dried holding device for a pouch cell according to claim 1, wherein the dedicated vacuum-dried holder for a pouch cell (8) further comprises an anti-drop assembly (5) for preventing the top cover (41) from being detached from the frame (1);
the anti-drop assembly (5) comprises:
The clamping piece (51) is assembled at the side wall of the corner of the frame (1) and is Y-shaped; and
A connecting piece (52) which is arranged on one side of the top cover (41) and is assembled with the clamping piece (51);
the upper end of the clamping piece (51) is provided with a clamping part (53) for clamping the connecting piece (52).
5. A method of using a vacuum dried holding device for a pouch cell according to claim 3, wherein the compacting plates (42) have good thermal conductivity.
6. The method for using the vacuum drying clamping device for the soft-packaged battery according to claim 1, wherein a plurality of exhaust holes are formed in the frame (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910268421.5A CN109945599B (en) | 2019-04-04 | 2019-04-04 | Vacuum drying clamping device for soft-packaged battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910268421.5A CN109945599B (en) | 2019-04-04 | 2019-04-04 | Vacuum drying clamping device for soft-packaged battery |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109945599A CN109945599A (en) | 2019-06-28 |
| CN109945599B true CN109945599B (en) | 2024-06-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910268421.5A Active CN109945599B (en) | 2019-04-04 | 2019-04-04 | Vacuum drying clamping device for soft-packaged battery |
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| Country | Link |
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| CN (1) | CN109945599B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112880314B (en) * | 2021-02-03 | 2021-12-24 | 深圳市鹏翔运达机械科技有限公司 | Oil heating single cabinet type battery vacuum intelligent drying equipment and drying method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709417A (en) * | 2018-06-15 | 2018-10-26 | 湖南阿提斯智能装备有限公司 | Soft-package battery dries fixture |
| CN209840533U (en) * | 2019-04-04 | 2019-12-24 | 深圳力士智造科技有限公司 | Vacuum drying clamping device for soft package battery |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012204129A (en) * | 2011-03-25 | 2012-10-22 | Hitachi Maxell Ltd | Battery pack |
| CN107845835A (en) * | 2017-11-30 | 2018-03-27 | 山西长征动力科技有限公司 | A kind of battery core grip device of lithium ion soft-package battery double-fold machine |
| CN207600138U (en) * | 2017-12-04 | 2018-07-10 | 深圳市鹏翔运达机械科技有限公司 | Lithium battery is dried in vacuo continuous tunnel furnace |
| CN107826657B (en) * | 2017-12-04 | 2023-10-27 | 深圳市鹏翔运达机械科技有限公司 | Tunnel type automatic drying line for lithium battery |
| CN208496176U (en) * | 2018-06-11 | 2019-02-15 | 大族激光科技产业集团股份有限公司 | A kind of battery core mould group fixture |
-
2019
- 2019-04-04 CN CN201910268421.5A patent/CN109945599B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108709417A (en) * | 2018-06-15 | 2018-10-26 | 湖南阿提斯智能装备有限公司 | Soft-package battery dries fixture |
| CN209840533U (en) * | 2019-04-04 | 2019-12-24 | 深圳力士智造科技有限公司 | Vacuum drying clamping device for soft package battery |
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| CN109945599A (en) | 2019-06-28 |
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