CN220963423U - Pressurizing and shaping device for square lithium battery - Google Patents
Pressurizing and shaping device for square lithium battery Download PDFInfo
- Publication number
- CN220963423U CN220963423U CN202322430104.3U CN202322430104U CN220963423U CN 220963423 U CN220963423 U CN 220963423U CN 202322430104 U CN202322430104 U CN 202322430104U CN 220963423 U CN220963423 U CN 220963423U
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- CN
- China
- Prior art keywords
- pressurizing
- plate
- clamp assembly
- elbow clamp
- lithium battery
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title claims abstract description 28
- 229910052744 lithium Inorganic materials 0.000 title claims abstract description 28
- 238000007493 shaping process Methods 0.000 title claims abstract description 21
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 238000001125 extrusion Methods 0.000 claims abstract description 3
- 238000007667 floating Methods 0.000 claims description 9
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 239000000919 ceramic Substances 0.000 claims description 6
- 229920001342 Bakelite® Polymers 0.000 claims description 3
- 239000004637 bakelite Substances 0.000 claims description 3
- 229910052751 metal Inorganic materials 0.000 claims description 2
- 239000002184 metal Substances 0.000 claims description 2
- 238000003466 welding Methods 0.000 description 5
- 229910010293 ceramic material Inorganic materials 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 2
- 230000006378 damage Effects 0.000 description 2
- 238000009413 insulation Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005779 cell damage Effects 0.000 description 1
- 208000037887 cell injury Diseases 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000007789 sealing 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)
- Primary Cells (AREA)
Abstract
The utility model discloses a pressurizing and shaping device for square lithium batteries, which comprises a bottom plate, a fixed end elbow clamp assembly and a pressurizing elbow clamp assembly, wherein a supporting platform for stacking and placing lithium battery cells is arranged between the fixed end elbow clamp assembly and the pressurizing elbow clamp assembly, a guide groove is arranged on the supporting platform, and a cell pressing plate is connected in a sliding manner in the guide groove; the fixed end elbow clamp assembly is used for positioning the front side, the back side and the right side of the stacked battery cells, the pressurizing elbow clamp assembly is used for pressurizing a battery cell pressing plate, and the battery cell pressing plate is used for extrusion molding of the stacked battery cells from the left side. The pressurizing and shaping device for the square lithium battery adopts a small-sized structure with shorter stroke, can integrate stacking and pressurizing and shaping functions, avoids the transportation of modules, reduces the labor intensity of staff, and ensures the module size and the alignment degree in each direction.
Description
Technical Field
The utility model relates to the technical field of lithium battery module processing, in particular to a pressurizing and shaping device for a square lithium battery.
Background
In the production process of the new energy battery pack, stacking, shaping, packing and welding of the battery cells are all important procedures. The new energy battery pack consists of a plurality of battery modules, the battery modules are formed by stacking a plurality of battery cores according to different stacking modes, gaps with different sizes exist between the battery cores, and the gaps can influence the packaging size of the modules, the welding state of the modules and the state of a battery packaging vehicle. Traditional manual stacking cell mode, operating personnel intensity of labour is big, and the cell easily takes place the skew when piling up, and the interval is different between the cell, leads to the module size after the pressurization plastic to have great error, and the parallel and level degree of module horizontal direction and vertical direction is different, easily takes place to lean on the welding phenomenon during the welding, and the income case is difficult, produces great influence to production efficiency and production quality. It can be seen that the traditional manual stacking method has a large influence on the size, welding and leveling of the die.
Disclosure of utility model
1. The technical problems to be solved are as follows:
The utility model provides a pressurizing and shaping device for a square lithium battery.
2. The technical scheme is as follows:
The pressurizing and shaping device for the square lithium battery comprises a bottom plate, a fixed end elbow clamp assembly and a pressurizing elbow clamp assembly, wherein a supporting platform for stacking and placing lithium battery cells is arranged between the fixed end elbow clamp assembly and the pressurizing elbow clamp assembly, a guide groove is formed in the supporting platform, and a cell pressing plate is connected in a sliding manner in the guide groove; the fixed end elbow clamp assembly is used for positioning the front side, the back side and the right side of the stacked battery cells, the pressurizing elbow clamp assembly is used for pressurizing a battery cell pressing plate, and the battery cell pressing plate is used for extrusion molding of the stacked battery cells from the left side.
Further, the fixed end elbow clamp assembly comprises two symmetrically arranged positioning blocks, and limiting plates are arranged on one sides, away from each other, of the two positioning blocks; the limiting plate is arranged between the positioning block and the compression block, the compression block is fixedly connected with the positioning block through a bolt, and the front end of the limiting plate extends out of the front end face of the positioning block; the two positioning blocks are fixed on the first joint plate through bolts, the two positioning blocks are fixedly connected with a first sliding block, the first sliding block is in sliding connection with a guide rail, the guide rail is consistent with the guide of the guide groove, and the first joint plate is connected with a first linear pushing mechanism; the lithium battery cells stacked on the supporting platform are pushed to be close to the two positioning blocks through the first linear pushing mechanism, the right side faces of the stacked battery cells are limited by the front end faces of the positioning blocks, and the front side faces and the rear side faces of the stacked battery cells are limited by the two limiting plates which are arranged oppositely.
Further, the pressurizing elbow clamp assembly comprises two symmetrically arranged pressurizing blocks, the two pressurizing blocks are fixed on the second joint plate through bolts, the two pressurizing blocks are fixedly connected with a second sliding block, the second sliding block is in sliding connection with a guide rail, the second joint plate is connected with a second linear propelling mechanism, the pressurizing blocks are pushed by the second linear propelling mechanism to pressurize the cell pressing plates, and the cell pressing plates extrude and reshape stacked cells from the left side.
Further, the supporting platform comprises lower backup pad and last backup pad, and the lower backup pad passes through the bolt fastening on the bottom plate, goes up the backup pad and passes through the bolt fastening at lower backup pad top, and the lower backup pad adopts the metal material, goes up the backup pad and adopts the bakelite material.
Further, the first linear propulsion mechanism comprises a first air cylinder, the first joint plate is arranged at the movable end of the first air cylinder through a first floating joint, the first air cylinder is arranged on a first support, the first support is fixed on a first cushion block, the first cushion block is fixed on a bottom plate, and a first driving handle is arranged on the first air cylinder.
Further, the second linear propulsion mechanism comprises a second air cylinder, the second joint plate is arranged at the movable end of the second air cylinder through a second floating joint, the second air cylinder is arranged on a second support, the second support is fixed on a second cushion block, the second cushion block is fixed on a bottom plate, and a second driving handle is arranged on the second air cylinder.
Further, limit posts are arranged on the bottom plates at two sides of the supporting platform, and the first sliding block or the second sliding block is limited to slide continuously through the limit posts.
Further, the electric core pressing plate can be installed in the guide groove in a pluggable mode, and one side, close to the fixed end elbow clamp assembly, of the electric core pressing plate is a ceramic surface.
Further, the limiting plate is made of ceramic materials.
3. The beneficial effects are that:
(1) According to the utility model, the fixed position of the fixed end elbow clamp assembly is adjusted by adjusting the inlet and outlet of the first floating joint at the front end of the fixed end elbow clamp assembly, so that the operation is convenient, and further, the lithium iron phosphate square lithium batteries with different specifications and models are satisfied.
(2) The utility model adopts a small structure with shorter stroke, can integrate stacking, pressurizing and shaping functions, eliminates the handling of the modules, reduces the labor intensity of staff, and ensures the module size and the alignment degree in each direction.
(3) The utility model adopts a structure that one side is fixed and the other side is freely adjusted, can offset the error of the size of the workpiece, and has simple adjustment, stability and reliability.
(4) The utility model fully considers the reliability of operation insulation, and the battery core compacting plate and the side ceramic limiting plate are made of ceramic materials, so that the material has excellent insulation performance, reduces the risk of battery short circuit, and has excellent corrosion resistance, heat resistance and wear resistance.
Drawings
Fig. 1 is a schematic structural diagram of a pressurizing and shaping device for a square lithium battery.
Detailed Description
The present utility model will be described in detail with reference to the accompanying drawings.
As shown in figure 1 of the drawings,
Specific examples:
The pressurizing and shaping device for the square lithium battery comprises a bottom plate 21, a fixed end elbow clamp assembly and a pressurizing elbow clamp assembly, wherein a supporting platform for stacking and placing lithium battery cells is arranged between the fixed end elbow clamp assembly and the pressurizing elbow clamp assembly, the supporting platform consists of a lower supporting plate 7 and an upper supporting plate 11, the lower supporting plate 7 is fixed on the bottom plate 21 through bolts, and the upper supporting plate 11 is fixed on the top of the lower supporting plate 7 through bolts; in order to ensure the working strength, the lower support plate 7 is made of metal, and in order to avoid short circuit and ignition caused by the damage of the blue film of the battery cell, the upper support plate 11 is made of bakelite in consideration of working safety. The support platform is provided with a guide groove 9, and the guide groove 9 is connected with a battery core pressing plate 8 in a sliding way;
The fixed end elbow clamp assembly comprises two symmetrically arranged positioning blocks 12, and a limiting plate 25 is arranged on one side, away from each other, of each positioning block 12; the limiting plate 25 is arranged between the positioning block 12 and the compression block 22, the compression block 22 is fixedly connected with the positioning block 12 through a bolt, and the front end of the limiting plate 25 extends out of the front end face of the positioning block 12; the two positioning blocks 12 are fixed on the first joint plate 13 through bolts, the two positioning blocks 12 are fixedly connected with the first sliding block 20, the first sliding block 20 is in sliding connection with the guide rail 18, the guide rail 18 is consistent with the guide of the guide groove 9, and the first joint plate 13 is connected with the first linear pushing mechanism; the lithium battery cells stacked on the support platform are pushed by the first linear pushing mechanism to enable the two positioning blocks 12 to be close to the lithium battery cells stacked on the support platform, the front end faces of the positioning blocks 12 limit the right side faces of the stacked battery cells, and the front side faces and the rear side faces of the stacked battery cells are limited by the two opposite limiting plates 25;
Specifically, the first linear propulsion mechanism includes a first cylinder 24, a first joint plate 13 is mounted on a movable end of the first cylinder 24 through a first floating joint 23, the first cylinder 24 is mounted on a first support 16, the first support 16 is fixed on a first cushion block 15, the first cushion block 15 is fixed on a bottom plate 21, and a first driving handle 14 is arranged on the first cylinder 24;
The pressurizing elbow clamp assembly comprises two symmetrically arranged pressurizing blocks 5, the two pressurizing blocks 5 are fixed on a second joint plate 6 through bolts, the two pressurizing blocks 5 are fixedly connected with a second sliding block (not shown in the figure), the second sliding block is in sliding connection with a guide rail 18, the second joint plate 6 is connected with a second linear propelling mechanism, the pressurizing blocks 5 are pushed to press a cell pressing plate 8 through the second linear propelling mechanism, and the cell pressing plate 8 extrudes and reshapes stacked cells from the left side.
Specifically, the second linear propulsion mechanism includes a second cylinder 3, a second joint plate 6 is mounted at the movable end of the second cylinder 3 through a second floating joint, the second cylinder 3 is mounted on a second support 2, the second support 2 is fixed on a second cushion block 1, the second cushion block 1 is fixed on a bottom plate 21, and a second driving handle 4 is arranged on the second cylinder 3.
The connecting cylinder can absorb the eccentricity and the insufficient parallel precision of the connecting piece and the cylinder through the floating joint, so that the cylinder and the connecting piece can work within the allowable eccentricity range. Even if the coaxiality is not high, the output thrust of the cylinder is not reduced. And the floating joint is not rigidly connected, so that the damage of the sealing ring of the air cylinder can be prevented, and the service life of the air cylinder is prolonged.
Limiting columns 19 are arranged on bottom plates 21 on two sides of the supporting platform, and the first sliding block 20 or the second sliding block is limited to slide continuously through the limiting columns 19, so that the battery cell damage caused by excessive pushing of the first air cylinder 24 and the second air cylinder 3 is prevented.
The cell pressing plates 8 can be installed in the guide grooves 9 in a pluggable mode, and the cell pressing plates 8 with different heights can be replaced conveniently to be suitable for cells with different specifications. The side of the cell pressing plate 8, which is close to the fixed end elbow clamp assembly, is a ceramic surface. The limiting plate 25 is also made of ceramic. The ceramic material has good insulating property, and can reduce the short-circuit risk of the false touch of the battery core.
When the pressurizing and shaping device for the square lithium battery is used, square battery cells are stacked and placed on the top of the upper supporting plate 11 on one side, close to the positioning blocks 12, of the battery cell pressing plate 8, the first air cylinder 24 is driven to drive the two positioning blocks 12 to approach the stacked battery cells, the front side and the rear side of the stacked battery cells are limited through the two limiting plates 25 which are oppositely arranged, and the right side face of the stacked battery cells is limited through the front end faces of the positioning blocks 12. And then the second air cylinder 3 is driven to drive the pressurizing block 5 to approach the battery core pressing plate 8, so that the battery core pressing plate 8 is pushed to squeeze the battery core to shape the battery core into a regular square shape.
While the utility model has been described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the utility model, and it is intended that the scope of the utility model shall be defined by the appended claims.
Claims (9)
1. The pressurizing and shaping device for the square lithium battery is characterized by comprising a bottom plate, a fixed end elbow clamp assembly and a pressurizing elbow clamp assembly, wherein a supporting platform for stacking and placing lithium battery cells is arranged between the fixed end elbow clamp assembly and the pressurizing elbow clamp assembly, a guide groove is formed in the supporting platform, and a cell pressing plate is connected in a sliding manner in the guide groove; the fixed end elbow clamp assembly is used for positioning the front side, the back side and the right side of the stacked battery cells, the pressurizing elbow clamp assembly is used for pressurizing a battery cell pressing plate, and the battery cell pressing plate is used for extrusion molding of the stacked battery cells from the left side.
2. The pressurizing and shaping device for the square lithium battery according to claim 1, wherein the fixed end elbow clamp assembly comprises two symmetrically arranged positioning blocks, and a limiting plate is arranged on one side, away from each other, of each positioning block; the limiting plate is arranged between the positioning block and the compression block, the compression block is fixedly connected with the positioning block through a bolt, and the front end of the limiting plate extends out of the front end face of the positioning block; the two positioning blocks are fixed on the first joint plate through bolts, the two positioning blocks are fixedly connected with a first sliding block, the first sliding block is in sliding connection with a guide rail, the guide rail is consistent with the guide of the guide groove, and the first joint plate is connected with a first linear pushing mechanism; the lithium battery cells stacked on the supporting platform are pushed to be close to the two positioning blocks through the first linear pushing mechanism, the right side faces of the stacked battery cells are limited by the front end faces of the positioning blocks, and the front side faces and the rear side faces of the stacked battery cells are limited by the two limiting plates which are arranged oppositely.
3. The pressurizing and shaping device for the square lithium battery according to claim 2, wherein the pressurizing elbow clamp assembly comprises two symmetrically arranged pressurizing blocks, the two pressurizing blocks are fixed on the second joint plate through bolts, the two pressurizing blocks are fixedly connected with the second sliding block, the second sliding block is in sliding connection with the guide rail, the second joint plate is connected with the second linear propelling mechanism, the pressurizing blocks are pushed by the second linear propelling mechanism to pressurize the cell pressing plates, and the cell pressing plates squeeze and shape stacked cells from the left side.
4. A pressurizing and shaping device for a square lithium battery according to any one of claims 1-3, wherein the supporting platform comprises a lower supporting plate and an upper supporting plate, the lower supporting plate is fixed on the bottom plate through bolts, the upper supporting plate is fixed on the top of the lower supporting plate through bolts, the lower supporting plate is made of metal, and the upper supporting plate is made of bakelite.
5. The pressurizing and shaping device for the square lithium battery according to claim 3, wherein the first linear propulsion mechanism comprises a first cylinder, the first connector plate is arranged at the movable end of the first cylinder through a first floating connector, the first cylinder is arranged on a first support, the first support is fixed on a first cushion block, the first cushion block is fixed on a bottom plate, and a first driving handle is arranged on the first cylinder.
6. The device of claim 5, wherein the second linear propulsion mechanism comprises a second cylinder, the second connector plate is mounted on a movable end of the second cylinder through a second floating connector, the second cylinder is mounted on a second support, the second support is fixed on a second cushion block, the second cushion block is fixed on a bottom plate, and a second driving handle is arranged on the second cylinder.
7. The pressurizing and shaping device for the square lithium battery according to claim 6, wherein limiting columns are arranged on the bottom plates on two sides of the supporting platform, and the first sliding block or the second sliding block is limited to slide continuously through the limiting columns.
8. The pressurizing and shaping device for the square lithium battery according to claim 7, wherein the cell pressing plate is installed in the guide groove in a pluggable manner, and one side of the cell pressing plate, which is close to the fixed end elbow clamp assembly, is a ceramic surface.
9. The compression shaping device for a square lithium battery according to claim 8, wherein the limiting plate is made of ceramic.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322430104.3U CN220963423U (en) | 2023-09-07 | 2023-09-07 | Pressurizing and shaping device for square lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322430104.3U CN220963423U (en) | 2023-09-07 | 2023-09-07 | Pressurizing and shaping device for square lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220963423U true CN220963423U (en) | 2024-05-14 |
Family
ID=91019014
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322430104.3U Active CN220963423U (en) | 2023-09-07 | 2023-09-07 | Pressurizing and shaping device for square lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220963423U (en) |
-
2023
- 2023-09-07 CN CN202322430104.3U patent/CN220963423U/en active Active
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