CN219326253U - Cell weighing device - Google Patents
Cell weighing device Download PDFInfo
- Publication number
- CN219326253U CN219326253U CN202320438557.8U CN202320438557U CN219326253U CN 219326253 U CN219326253 U CN 219326253U CN 202320438557 U CN202320438557 U CN 202320438557U CN 219326253 U CN219326253 U CN 219326253U
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- China
- Prior art keywords
- conveyor belt
- belt
- battery cell
- electronic scale
- wheel assembly
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- 238000005303 weighing Methods 0.000 title claims abstract description 49
- 230000007246 mechanism Effects 0.000 claims abstract description 69
- 238000003825 pressing Methods 0.000 claims description 23
- 239000000463 material Substances 0.000 claims description 19
- 239000004579 marble Substances 0.000 claims description 18
- 238000007493 shaping process Methods 0.000 claims description 4
- 230000005779 cell damage Effects 0.000 abstract description 3
- 208000037887 cell injury Diseases 0.000 abstract description 3
- 210000000078 claw Anatomy 0.000 abstract description 2
- 230000006872 improvement Effects 0.000 description 9
- 238000007599 discharging Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008878 coupling Effects 0.000 description 3
- 238000010168 coupling process Methods 0.000 description 3
- 238000005859 coupling reaction Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052744 lithium Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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Classifications
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- 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
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Abstract
The utility model discloses a cell weighing device which comprises a weighing mechanism, a conveyor belt, a belt pushing mechanism and a tensioning mechanism, wherein the weighing mechanism comprises a supporting seat and an electronic scale arranged on the supporting seat; the conveyor belt is used for conveying the electric core; the belt pushing mechanism is used for pushing the conveyor belt down when the battery cell is conveyed to the position right above the electronic scale so that the battery cell stays on the electronic scale; the tensioning mechanism is used for tensioning the conveyor belt. According to the utility model, the high-speed conveying of the battery cells is realized, meanwhile, the weighing is finished on line, the battery cells can be weighed and conveyed without the need of a mechanical claw to contact the battery cells, and the condition of battery cell damage is avoided.
Description
Technical Field
The utility model relates to the field of battery cell production and processing equipment, in particular to a battery cell weighing device.
Background
In the structure of the current lithium battery, the battery core in a winding form is adopted by a large number of lithium battery manufacturing enterprises due to the advantages of stable battery performance, high manufacturing efficiency and the like. The quality of the battery cell is one of important indexes of the battery cell, so that the battery cell is required to be weighed and unqualified products are required to be screened.
In the prior art, the electric core is weighed and is generally put on a heavy device by adopting a manipulator to grab the electric core, so that the working efficiency is low, and the damage of the weighing device or the electric core can be caused, for example, CN207580861U discloses an automatic soft-package electric core grabbing and weighing device. According to the device, a single battery cell is grabbed and fed to the weighing instrument through the grabbing mechanism at a previous working procedure position, meanwhile, the other grabbing mechanism grabs and feeds the battery cell which is weighed by the weighing instrument and judged in quality qualified to a later working procedure position at the weighing working procedure position, and the battery cell carrying working procedure is increased through a plurality of actions of the grabbing mechanism, so that unnecessary production equipment is increased, and the situation that the battery cell is damaged due to falling or overlarge clamping force occurs easily in the process of clamping the battery cell.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides a cell weighing device, which aims to solve the problem that a manipulator is adopted to grasp a cell in the prior art to easily cause cell damage.
The technical scheme adopted for solving the technical problems is as follows:
a cell weighing apparatus comprising:
the weighing mechanism comprises a supporting seat and an electronic scale arranged on the supporting seat;
a conveyor belt for transporting the power core;
the belt pressing mechanism is used for pressing the conveyor belt to enable the battery cell to stay on the electronic scale when the battery cell is conveyed to the position right above the electronic scale;
and the tensioning mechanism is used for tensioning the conveyor belt.
As a further improvement of the technical scheme, the supporting seat comprises a supporting frame, a marble platform is arranged at the top of the supporting frame, the electronic scale is fixed on the upper surface of the marble platform, the marble platform is rectangular, and the electronic scale is provided with a plurality of electronic scales and uniformly distributed along the length direction of the marble platform.
As the further improvement of above-mentioned technical scheme, the support frame includes bottom rectangle frame, top rectangle frame and connects the support column between the two, marble platform install in on the top rectangle frame, four feet in the bottom surface of bottom rectangle frame are provided with the supporting legs cup, the long limit of bottom rectangle frame all is provided with the lower margin.
As a further improvement of the technical scheme, the bottom of the bottom rectangular frame is provided with a bearing cushion block.
As a further improvement of the technical scheme, the conveyor belt comprises a frame, a power mechanism, a driving wheel assembly, a driven wheel assembly and a conveyor belt, wherein the conveyor belt is provided with two conveyor belts which are connected between the driving wheel assembly and the driven wheel assembly at intervals in parallel, an avoidance space is formed between the two conveyor belts, the conveyor belt comprises an upper conveyor section and a lower conveyor section, the top of the electronic scale is positioned in the avoidance space of the middle section of the conveyor belt, and the electronic scale is lower than the upper conveyor section and higher than the lower conveyor section.
As a further improvement of the technical scheme, a plurality of limit bar groups are uniformly distributed on the conveying belt, each limit bar group consists of two limit bars, and an electric core conveying position is formed between the two limit bars.
As a further improvement of the technical scheme, the belt pushing mechanism comprises a mounting bracket, two pushing telescopic members are arranged on the mounting bracket, the two pushing telescopic members are respectively positioned on the front side and the rear side of the weighing mechanism, and the two pushing telescopic members drive the upper conveying section of the conveying belt to move downwards.
As a further improvement of the above technical solution, the driven wheel assembly is slidably connected to the frame along the length direction of the conveyor belt, and the tensioning mechanism is connected to the driven wheel assembly and drives the driven wheel assembly to move relative to the frame.
As a further improvement of the technical scheme, the conveyor belt is arranged in the avoidance space in front of the weighing mechanism, and is used for receiving the battery cell and placing the battery cell on the conveyor belt, the material receiving mechanism comprises a jacking cylinder and a material receiving plate fixed at the top of the jacking cylinder, and shaping blocks are arranged on two sides of the material receiving plate.
As a further improvement of the technical scheme, the conveyor belt is arranged in the avoidance space at the rear side of the weighing mechanism, and a discharging mechanism is arranged in the avoidance space at the rear side of the weighing mechanism and is identical to the receiving mechanism in structure.
The beneficial effects of the utility model are as follows: the utility model realizes high-speed conveying of the battery cells, completes weighing on line, has simple and quick weighing process, greatly improves production efficiency, can complete weighing and carrying of the battery cells without contacting the battery cells by other devices such as mechanical claws and the like, and avoids the condition of battery cell damage.
In addition, the conveying belt is provided with the electric core conveying positions to realize equidistant feeding of the electric cores, and the tension of the conveying belt can be kept when the electric cores are weighed through the tensioning mechanism, so that the height change of the weighing mechanism is automatically adapted, and the stability of the conveying belt for conveying the electric cores is improved.
Drawings
The utility model will be further described with reference to the drawings and examples.
FIG. 1 is a schematic diagram of an assembled cell weighing apparatus of the present utility model;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is an enlarged view of a portion of FIG. 1 at A;
FIG. 4 is a schematic view of the weighing mechanism of the present utility model;
fig. 5 is a front view of fig. 4;
FIG. 6 is a top view of FIG. 4;
fig. 7 is a top view of a conveyor belt of the present utility model.
Reference numerals: the device comprises a conveyor belt 1, a frame 10, a driving wheel assembly 11, a conveyor belt 12, a battery cell conveying position 13, a limit bar 131, a driven wheel assembly 14, a weighing mechanism 2, a supporting frame 21, a supporting foot cup 22, a bearing cushion block 23, a marble platform 24, a fixing frame 25, an electronic scale 26, a foot margin 27, a belt pressing mechanism 3, a mounting bracket 31, a cylinder mounting seat 32, a pressing cylinder 33, a pressing plate 34, a first pressing belt dragging roller 35, a second pressing belt dragging roller 36, a tensioning mechanism 4, a receiving mechanism 5 and a discharging mechanism 6.
Detailed Description
The conception, specific structure, and technical effects produced by the present utility model will be clearly and completely described below with reference to the embodiments and the drawings to fully understand the objects, features, and effects of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, but not all embodiments, and that other embodiments obtained by those skilled in the art without inventive effort are within the scope of the present utility model based on the embodiments of the present utility model. In addition, all the coupling/connection relationships referred to in the patent are not direct connection of the single-finger members, but rather, it means that a better coupling structure can be formed by adding or subtracting coupling aids depending on the specific implementation. The technical features in the utility model can be interactively combined on the premise of no contradiction and conflict.
Referring to fig. 1-2, a battery cell weighing device, including weighing mechanism 2, conveyer belt 1, belt pushing mechanism 3, straining device 4, receiving mechanism 5 and unloading mechanism 6, referring to fig. 3-6, weighing mechanism 2 include the supporting seat with set up in electronic scale 26 on the supporting seat, the supporting seat includes support frame 21, support frame 21 includes bottom rectangle frame, top rectangle frame and connects the support column between the two, the upper surface of top rectangle frame is provided with rectangular marble platform 24, electronic scale 26 has two and follows marble platform 24's length direction equipartition sets up, be provided with mount 25 on the marble platform 24, electronic scale 26 passes through mount 25 fixed mounting in marble platform 24's upper surface, marble platform 24's upper surface is the horizontal plane and through electronic level meter measurement guarantee that its levelness is 0, two electronic scales 26 are in same horizontal plane behind the marble platform 24, two battery cells can be put simultaneously two and two battery cells are put on the balance 26, thereby weigh simultaneously to two battery cells.
In order to improve the supporting force of the supporting frame 21 to the marble platform 24 and increase the stability of the supporting seat, four feet on the bottom surface of the bottom rectangular frame are provided with supporting foot cups 22, the bottom of the bottom rectangular frame is provided with a bearing cushion block 23, and the long sides of the bottom rectangular frame are provided with feet 27.
Referring to fig. 1-3, the conveyor belt 1 includes a frame 10, a power mechanism, a driving wheel assembly 11, a driven wheel assembly 14 and a conveyor belt 12, the conveyor belt 12 has two pieces and is connected between the driving wheel assembly 11 and the driven wheel assembly 14 at intervals, an avoidance space is formed between the two pieces of conveyor belts 12, the conveyor belt 12 includes an upper conveying section and a lower conveying section, the top of the electronic scale 26 is located in the avoidance space of the middle section of the conveyor belt 12, and the electronic scale 26 is lower than the upper conveying section and higher than the lower conveying section. In this embodiment, the driving wheel assembly 11 is driven by the power mechanism to operate, so as to drive the conveying belt to operate, so as to convey the battery cell.
In a preferred embodiment, a plurality of electric core conveying positions 13 are uniformly distributed on the conveying belt 12, referring to fig. 7, a plurality of limit bar groups are uniformly distributed on the conveying belt 12, each limit bar group is composed of two limit bars 131, two limit bars 131 and the conveying belt 12 between the two limit bars form the electric core conveying positions 13, the electric cores are subjected to limit shaping through the limit bars 131, the electric cores are conveniently placed on the electric core conveying positions 13 by the material receiving mechanism 5, and after the belt pressing mechanism 3 presses down the upper conveying section of the conveying belt 12, the electric cores on the conveying belt 12 positioned in the weighing positions fall onto the two electronic scales 26 at the same time, so that the two electric cores are weighed.
Referring to fig. 3, the belt pushing mechanism 3 includes a mounting bracket 31, two pushing telescopic members are disposed on the mounting bracket 31, the two pushing telescopic members are respectively located on the front and rear sides of the weighing mechanism 2, and the two pushing telescopic members drive the upper conveying section of the conveying belt 12 to move downward.
Further, the pressing telescopic member comprises an air cylinder mounting seat 32 and a pressing air cylinder 33, the air cylinder mounting seat 32 is fixed on the mounting bracket 31, a piston rod of the pressing air cylinder 33 is vertically arranged downwards, the end part of the piston rod is provided with a pressing plate 34, the bottom of the pressing plate 34 is provided with a first pressing belt dragging roller 35 and a second pressing belt dragging roller 36, and the first pressing belt dragging roller 35 and the second pressing belt dragging roller 36 are correspondingly arranged right above the two conveying belts 12.
In this embodiment, the piston rods of the pressing cylinders 33 extend to drive the first pressing belt dragging roller 35 and the second pressing belt dragging roller 36 to move downwards, then the two upper conveying sections of the middle sections of the conveying belts 12 are propped against to move downwards synchronously until the upper conveying sections move to the lower side of the electronic scale 26, so that the middle sections of the electric cores of the conveying sections of the two conveying belts 12 stay on the electronic scale 26 at the avoiding space, the conveying belts 12 do not give a supporting force to the electric cores any more, the weight of the electric cores can be measured, then the piston rods of the pressing cylinders 33 retract, the conveying sections return to the horizontal state after upwards moving the electric cores, the weighed electric cores continue to be conveyed to the blanking mechanism 6 for blanking, and in this embodiment, the conveying sections of the electric cores are kept to move downwards horizontally through the synchronous downward movement of the conveying belts 12 on two sides of the electronic scale 26, so that the lifting stability of the electric cores in the process of weighing is ensured.
In some embodiments, the tensioning mechanism 4 drives the conveying belt 12 to move so as to keep the conveying belt 12 in a tensioning state when the conveying belt 12 is in a conveying state, and the conveying belt 12 has a deformation amount when an upper conveying section of the conveying belt 12 is pressed down, specifically, the driven wheel assembly 14 is slidably connected to the frame 10 along the length direction of the conveying belt 1, the tensioning mechanism 4 is connected with the driven wheel assembly 14, when the conveying belt 12 is pressed down, the driven wheel assembly 14 is stressed to slide on the frame 10, and when the tensioning mechanism 4 abuts against the driven wheel assembly 14 to slide, the conveying belt 12 is kept tensioned, and when the conveying belt 12 returns, the tensioning mechanism 4 drives the driven wheel assembly 14 to slide back so as to keep the conveying belt 12 to be tensioned, so that the stability of a battery cell on the conveying belt 12 is improved.
In some embodiments, the conveyor belt 1 is located in the avoidance space in front of the weighing mechanism 2, and is provided with a material receiving mechanism 5, which is used for receiving the battery cell and placing the battery cell on the conveying belt 12, the material receiving mechanism 5 includes a jacking cylinder and a material receiving plate fixed on the top of the jacking cylinder, two sides of the material receiving plate are provided with shaping blocks, the conveyor belt 1 is located in the avoidance space in rear of the weighing mechanism 2, a material discharging mechanism 6 is provided in the avoidance space in rear of the weighing mechanism 2, the material discharging mechanism 6 has the same structure as the material receiving mechanism 5, and when the battery cell moves to the material discharging mechanism 6, the jacking cylinder in the material discharging mechanism 6 drives the material receiving plate to rise upwards, so that the battery cell is driven to leave the conveying belt 12 to rise upwards, and the material discharging is facilitated.
While the preferred embodiment of the present utility model has been described in detail, the present utility model is not limited to the embodiments, and those skilled in the art can make various equivalent modifications or substitutions without departing from the spirit of the present utility model, and these equivalent modifications or substitutions are included in the scope of the present utility model as defined in the appended claims.
Claims (10)
1. A cell weighing apparatus, comprising:
the weighing mechanism comprises a supporting seat and an electronic scale arranged on the supporting seat;
a conveyor belt for transporting the power core;
the belt pressing mechanism is used for pressing the conveyor belt to enable the battery cell to stay on the electronic scale when the battery cell is conveyed to the position right above the electronic scale;
and the tensioning mechanism is used for tensioning the conveyor belt.
2. The battery cell weighing device according to claim 1, wherein the supporting seat comprises a supporting frame, a marble platform is arranged at the top of the supporting frame, the electronic scale is fixed on the upper surface of the marble platform, the marble platform is rectangular, and the electronic scale is provided with a plurality of electronic scales and uniformly distributed along the length direction of the marble platform.
3. The cell weighing device according to claim 2, wherein the supporting frame comprises a bottom rectangular frame, a top rectangular frame and supporting columns connected between the bottom rectangular frame and the top rectangular frame, the marble platform is mounted on the top rectangular frame, four feet on the bottom surface of the bottom rectangular frame are provided with supporting foot cups, and the long sides of the bottom rectangular frame are provided with foundation feet.
4. A cell weighing apparatus according to claim 3 wherein the bottom of said bottom rectangular frame is provided with load bearing pads.
5. The cell weighing device according to claim 1, wherein the conveyor belt comprises a frame, a power mechanism, a driving wheel assembly, a driven wheel assembly and a conveyor belt, the conveyor belt is provided with two conveyor belts and is connected between the driving wheel assembly and the driven wheel assembly at intervals in parallel, an avoidance space is formed between the two conveyor belts, the conveyor belt comprises an upper conveyor section and a lower conveyor section, the top of the electronic scale is positioned in the avoidance space of the middle section of the conveyor belt, and the electronic scale is lower than the upper conveyor section and higher than the lower conveyor section.
6. The battery cell weighing device according to claim 5, wherein a plurality of limit bar groups are uniformly distributed on the conveying belt, each limit bar group consists of two limit bars, and a battery cell conveying position is formed between the two limit bars.
7. The battery cell weighing device according to claim 6, wherein the belt pushing mechanism comprises a mounting bracket, two pushing telescopic members are arranged on the mounting bracket, the two pushing telescopic members are respectively positioned on the front side and the rear side of the weighing mechanism, and the two pushing telescopic members drive the upper conveying section of the conveying belt to move downwards.
8. A cell weighing apparatus according to claim 7 wherein said driven wheel assembly is slidably connected to said frame along the length of said conveyor belt, and said tensioning mechanism is connected to said driven wheel assembly and drives said driven wheel assembly relative to said frame.
9. The battery cell weighing device according to any one of claims 1-8, wherein a material receiving mechanism is arranged in an avoidance space in front of the weighing mechanism and used for receiving the battery cells and placing the battery cells on a conveying belt, the material receiving mechanism comprises a jacking cylinder and a material receiving plate fixed at the top of the jacking cylinder, and shaping blocks are arranged on two sides of the material receiving plate.
10. The cell weighing device of claim 9, wherein the conveyor belt is disposed in an avoidance space at the rear side of the weighing mechanism, and the blanking mechanism has the same structure as the receiving mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320438557.8U CN219326253U (en) | 2023-03-09 | 2023-03-09 | Cell weighing device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320438557.8U CN219326253U (en) | 2023-03-09 | 2023-03-09 | Cell weighing device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219326253U true CN219326253U (en) | 2023-07-11 |
Family
ID=87066457
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320438557.8U Active CN219326253U (en) | 2023-03-09 | 2023-03-09 | Cell weighing device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219326253U (en) |
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2023
- 2023-03-09 CN CN202320438557.8U patent/CN219326253U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |