CN220691879U - Electrode film production system - Google Patents
Electrode film production system Download PDFInfo
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- CN220691879U CN220691879U CN202322369629.0U CN202322369629U CN220691879U CN 220691879 U CN220691879 U CN 220691879U CN 202322369629 U CN202322369629 U CN 202322369629U CN 220691879 U CN220691879 U CN 220691879U
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 28
- 238000005096 rolling process Methods 0.000 claims abstract description 68
- 230000007246 mechanism Effects 0.000 claims abstract description 64
- 239000000843 powder Substances 0.000 claims abstract description 61
- 239000000463 material Substances 0.000 claims abstract description 57
- 238000009826 distribution Methods 0.000 claims abstract description 40
- 230000009194 climbing Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 4
- 238000012216 screening Methods 0.000 claims description 4
- 238000003825 pressing Methods 0.000 claims description 2
- 239000012528 membrane Substances 0.000 description 20
- 239000004744 fabric Substances 0.000 description 9
- 230000033764 rhythmic process Effects 0.000 description 8
- 238000004146 energy storage Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 4
- 239000002994 raw material Substances 0.000 description 4
- 238000002156 mixing Methods 0.000 description 3
- 230000000903 blocking effect Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 238000010298 pulverizing process Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 238000013329 compounding Methods 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005469 granulation Methods 0.000 description 1
- 230000003179 granulation Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Abstract
The utility model discloses an electrode film production system, wherein a mixer, a pulverizer, a material collecting induced draft fan, a granulator, a constant-temperature material distribution bin and a rolling mechanism are sequentially arranged on a working platform along the powder treatment direction, a first conveying mechanism is arranged between the granulator and the constant-temperature material distribution bin, and a second conveying mechanism is arranged between the constant-temperature material distribution bin and the rolling mechanism; a plurality of layers of conveyor belts are sequentially arranged in the constant-temperature bin of the constant-temperature material distribution bin from top to bottom, one end of each layer of conveyor belt is provided with a driving motor, and the powder conveying directions of two adjacent layers of conveyor belts are opposite. According to the utility model, the constant-temperature material distribution bin is arranged between the material collection induced draft fan and the rolling mechanism, so that the rolling quality of powder and the forming quality of an electrode film are improved, the performance of the electrode film is ensured, and the production efficiency of the whole production system is also improved.
Description
Technical Field
The utility model relates to the technical field of energy storage element electrode film production, in particular to an electrode film production system.
Background
The energy storage element is used as an important application component in the field of new energy, is widely applied to various industries such as vehicles, electronic products, energy storage systems, transportation, smart grids, industrial energy conservation and consumption reduction and the like due to the excellent energy storage characteristic, and is an important factor related to the development of the energy storage element technology.
The electrode is a core component of the energy storage device, and the production process of the electrode is mainly divided into a solvent wet coating process or a dry forming electrode process. The dry electrode forming process includes mixing the materials directly in dry powder state, mixing to form powder mixture, rolling to form electrode film with certain thickness, and compounding the electrode film with current collector to form electrode.
In the existing electrode film production system, after electrode powder is mixed, the electrode powder is directly conveyed to a roller press for rolling through a conveying belt by an aggregate induced draft fan. By adopting the mode, on one hand, in order to ensure the rolling quality of the electrode film, the rolling speed and the rolling efficiency of the roller press are not too high, and in order to keep the feeding rhythm consistent with the rolling rhythm, the mixing efficiency of the mixer, the feeding efficiency of the material collecting induced draft fan and the conveying belt are not too high, and the production efficiency of the whole production system is relatively low; on the other hand, after the mixed electrode powder is directly sent out by an aggregate induced draft fan, the mixed electrode powder is directly conveyed to a roller press through a conveying belt, so that the conditions of uneven powder distribution and uneven temperature distribution in the powder are easily caused, the rolling quality of the powder and the forming quality of an electrode film are directly influenced, and the performance of the electrode film is further influenced.
Disclosure of Invention
The applicant provides an electrode film production system with reasonable structure aiming at the defects of the existing electrode film production system, wherein powder is uniformly distributed through a constant-temperature distribution bin, so that the powder is conveyed to a roller press for rolling at a consistent temperature, the production efficiency of the system is improved, and the rolling quality of the powder and the electrode film forming quality are improved.
The technical scheme adopted by the utility model is as follows:
an electrode film production system is characterized in that a mixer, a pulverizer, an aggregate induced draft fan, a granulator, a constant-temperature material distribution bin and a rolling mechanism are sequentially arranged on a working platform along the powder treatment direction, a first conveying mechanism is arranged between the granulator and the constant-temperature material distribution bin, and a second conveying mechanism is arranged between the constant-temperature material distribution bin and the rolling mechanism; a plurality of layers of conveyor belts are sequentially arranged in the constant-temperature bin of the constant-temperature material distribution bin from top to bottom, one end of each layer of conveyor belt is provided with a driving motor, and the powder conveying directions of two adjacent layers of conveyor belts are opposite.
As a further improvement of the above technical scheme:
the driving end of each layer of conveyor belt is arranged at the same end, and two adjacent layers of conveyor belts are arranged in a left-right staggered mode.
At least two constant-temperature material distribution bins are arranged between the material collection induced draft fan and the rolling mechanism, and the constant-temperature material distribution bins can slide for switching.
The mixer is arranged above the pulverizer, and a discharge port of the mixer is communicated with a feed port of the pulverizer; the pulverizer is communicated with an aggregate induced draft fan through a pipeline, and the bottom of the aggregate induced draft fan is communicated with a granulator.
The first conveying mechanism and the second conveying mechanism both adopt climbing type conveying belt mechanisms with low feeding ends and high discharging ends.
The rolling mechanism comprises a feeding device, a rolling device and a hydraulic system, wherein the rolling device is connected with the hydraulic system through a pipeline.
The feeding device is arranged above the rolling device, and the rolling device is arranged on one side of the rolling device.
The feeding device is sequentially provided with a granulating assembly, a screening assembly, a paving assembly, a finishing assembly, a leveling assembly and a pre-pressing assembly along the powder conveying direction.
The working platform comprises a lower layer platform, a middle platform and an upper layer platform, and a lifting mechanism is arranged on the outer side of the working platform; the mixer and the pulverizer are arranged on an upper-layer platform, the aggregate induced draft fan is arranged on a middle platform, and the granulator, the first conveying mechanism, the constant-temperature material distribution bin, the second conveying mechanism and the rolling mechanism are arranged on a lower-layer platform.
The beneficial effects of the utility model are as follows:
according to the utility model, the constant-temperature material distribution bin is arranged between the material collection induced draft fan and the rolling mechanism, the material collection induced draft fan firstly sends the powder into the constant-temperature material distribution bin, the powder and the internal temperature of the powder are uniform in the constant-temperature material distribution bin, and then the powder is sent to the rolling mechanism for rolling, so that the rolling quality of the powder and the forming quality of the electrode film are improved, and the performance of the electrode film is ensured. Each material collecting induced draft fan is respectively and correspondingly provided with at least two constant temperature material distribution bins, the constant temperature material distribution bins can slide left and right along a track to switch, the material collecting induced draft fan can continuously feed materials to other constant temperature material distribution bins when the rolling mechanism rolls the powder of one constant temperature material distribution bin, namely, the rolling and the feeding work are mutually independent, the rolling and the feeding can keep mutually independent and different working rhythms to respectively work, so that under the condition that the rolling rhythm of the rolling mechanism is slower, the mixer, the pulverizer, the material collecting induced draft fan and the first conveying mechanism can keep working under a higher rhythm, and the production efficiency of the whole production system is greatly improved.
According to the constant-temperature material distribution bin, each layer of conveyor belt is driven by an independent driving motor, the circulating rotation speed of each layer can be independently adjusted according to actual requirements, the operation is more flexible, the effect of keeping the temperature of powder constant is also facilitated, and the temperature distribution uniformity of the powder is improved. The powder conveying is carried out by adopting a plurality of layers of conveying belts in the constant temperature bin, so that the powder can obtain a longer conveying path in the constant temperature bin, the distribution uniformity of the powder can be improved more easily, the powder can obtain a longer temperature balance time in the constant temperature bin, and the distribution uniformity of the temperature in the powder can be improved more easily.
The first conveying mechanism and the second conveying mechanism adopt climbing type conveying belt mechanisms with low feeding ends and high discharging ends to convey powder, so that the powder conveying is stable, and the powder is uniformly distributed on the conveying belt.
After being pretreated by a feeding device in a rolling mechanism, the powder is preformed into a continuous membrane and then sent to a space between compression rollers of the rolling device for rolling, when the continuous membrane enters the space between the compression rollers, each part is compacted uniformly, the condition of blocking or stacking is avoided, the condition of wrinkling or lack of material of the rolled electrode membrane is avoided, and the quality of the electrode membrane is ensured; the pretreated continuous membrane pretreated and formed by the feeding device has uniform thickness and regular shape, the electrode membrane can be directly formed into a finished product in one step after the membrane is rolled by the press roller, the formed continuous membrane with uniform thickness and regular shape of the electrode membrane can not generate irregular-shaped edge-extending materials on two sides of the electrode membrane, the subsequent treatment procedures of the electrode membrane are saved, and the raw material cost and the processing cost are saved.
Drawings
Fig. 1 is a schematic view of a view angle structure of the present utility model.
Fig. 2 is a schematic structural view of another view of the present utility model.
Fig. 3 is a cross-sectional view of the present utility model.
Fig. 4 is a schematic structural view of a constant temperature cloth silo.
In the figure: 1. a working platform; 11. a lower platform; 12. an intermediate platform; 13. an upper platform; 14. a lifting mechanism;
2. a mixer; 3. a pulverizer; 4. a collecting induced draft fan; 5. a granulator; 6. a first conveying mechanism; 7. constant temperature cloth bin; 71. a constant temperature bin; 72. a conveyor belt; 73. a driving motor; 8. a second conveying mechanism; 9. a rolling mechanism; 91. a feeding device; 92. a rolling device; 93. a winding device; 94. and a hydraulic system.
Detailed Description
The following describes specific embodiments of the present utility model with reference to the drawings.
As shown in fig. 1 to 3, the working platform 1 of the present utility model includes a lower platform 11, a middle platform 12 and an upper platform 13, and a lifting mechanism 14 is disposed on the outer side of the working platform 1, for lifting electrode materials required for producing an electrode film to the upper platform 13.
At least one mixer 2 and a pulverizer 3 are arranged on the upper-layer platform 13, one pulverizer 3 is correspondingly arranged on one mixer 2, the mixer 2 is arranged above the pulverizer 3, a discharge hole of the mixer 2 is communicated with a feed inlet of the pulverizer 3, and electrode raw materials are mixed by the mixer 2 and then sent to the pulverizer 3 for pulverizing treatment.
At least one material collecting induced draft fan 4 is arranged on the intermediate platform 12, one material collecting induced draft fan 4 corresponds to one pulverizer 3, the pulverizer 3 is communicated with the material collecting induced draft fan 4 through a pipeline, and the electrode mixture after the pulverization treatment is sent to the material collecting induced draft fan 4 through a pipeline. The bottom of each aggregate induced draft fan 4 is communicated with a granulator 5, and the granulator 5 is arranged on a lower-layer platform 11.
The lower layer platform 11 is positioned at the front side of the granulator 5, and a first conveying mechanism 6, a constant temperature cloth bin 7, a second conveying mechanism 8 and a rolling mechanism 9 are sequentially arranged from front to back along the powder conveying direction. Each material collecting induced draft fan 4 is respectively and correspondingly provided with a first conveying mechanism 6, at least two constant-temperature material distribution bins 7, a second conveying mechanism 8 and a rolling mechanism 9. The first conveying mechanism 6 and the second conveying mechanism 8 carry out powder conveying by adopting climbing type conveying belt mechanisms with low feeding ends and high discharging ends, and the powder conveying is stable, so that the powder is uniformly distributed on the conveying belt.
A constant-temperature material distribution bin 7 is arranged between the material collection induced draft fan 4 and the rolling mechanism 9, the material collection induced draft fan 4 firstly sends powder into the constant-temperature material distribution bin 7, after the powder and the internal temperature of the powder reach uniformity and consistency in the constant-temperature material distribution bin 7, the powder is sent to the rolling mechanism 9 for rolling, the rolling quality of the powder and the forming quality of an electrode film are improved, and the performance of the electrode film is guaranteed. Every induced draft fan 4 that gathers materials corresponds respectively and sets up two piece at least constant temperature cloth feed bins 7, constant temperature cloth feed bins 7 can slide about the track and switch, when roll-in mechanism 9 carries out the roll-in to the powder of one constant temperature cloth feed bin 7, induced draft fan 4 that gathers materials can continue to carry out feeding work to other constant temperature cloth feed bins 7, roll-in and feeding work mutually independent promptly, the roll-in can keep mutually independent, different work rhythms to carry out work respectively with the pay-off, like this, under the slower circumstances of roll-in rhythm of roll-in mechanism 9, blendor 2, rubbing crusher 3, induced draft fan 4 that gathers materials and first conveying mechanism 6 can keep working under higher rhythm for whole production system's production efficiency has obtained very big improvement.
As shown in fig. 3 and 4, the constant-temperature cloth bin 7 includes a constant-temperature bin 71 with constant temperature, a plurality of layers of conveyor belts 72 are sequentially arranged in the constant-temperature bin 71 from top to bottom, one end of each layer of conveyor belt 72 is provided with a driving motor 73 to form a driving end, and the driving ends of the layers of conveyor belts 72 are arranged at the same end. The circulating rotation directions (i.e., the powder conveying directions) of the adjacent two-layer conveyor belts 72 are opposite; each layer of conveyor belt 72 is driven by an independent driving motor 73, so that the circulating rotating speed of each layer can be independently adjusted according to actual requirements, the operation is more flexible, the effect of keeping the temperature of powder constant is also facilitated, and the temperature distribution uniformity of the powder is improved. The adjacent two layers of conveyor belts 72 are arranged in a left-right staggered manner, and the next layer of conveyor belt 72 is offset towards the left/right by a certain horizontal distance relative to the adjacent upper layer of conveyor belt 72, so that the next layer of conveyor belt 72 can fully catch the powder conveyed by the upper layer of conveyor belt 72. The powder is conveyed by adopting the plurality of layers of conveying belts 72 in the constant-temperature bin 71, so that the powder can obtain a longer conveying path in the constant-temperature bin 71, the distribution uniformity of the powder can be improved more easily, the powder can also obtain a longer temperature balance time in the constant-temperature bin 71, and the distribution uniformity of the temperature in the powder can be improved more easily.
As shown in fig. 1 to 3, the rolling mechanism 9 includes a feeding device 91, a rolling device 92, a rolling device 93, and a hydraulic system 94, wherein the rolling device 92 is connected with the hydraulic system 94 through a pipeline, and the hydraulic system 94 provides hydraulic power for the rolling device 92. The feeding device 91 is arranged above the rolling device 92, and the rolling device 93 is arranged on one side of the rolling device 92.
The feeding device 91 is sequentially provided with the granulating assembly, the screening assembly, the paving assembly, the finishing assembly, the leveling assembly and the prepressing assembly along the powder conveying direction, powder can be subjected to pretreatment such as granulating, screening, paving, finishing, leveling compaction, prepressing and the like in sequence, after being pretreated by the feeding device 91, the powder is preformed into a continuous membrane, and then is conveyed between the press rolls of the rolling device 92 for rolling, when the continuous membrane enters between the press rolls, each part is compacted uniformly, the condition of blocking or stacking cannot occur, the condition of wrinkling or shortage of the rolled electrode film cannot occur, and the quality of the electrode film is ensured; the pretreated continuous membrane which is pretreated and formed by the feeding device 91 has uniform thickness and regular shape, the electrode membrane can be directly formed into a finished product in one step after the membrane is rolled by the press roller, the formed continuous membrane with uniform thickness and regular shape of the electrode membrane can not generate irregular-shaped edge-extending materials on two sides of the electrode membrane, the subsequent treatment procedures of the electrode membrane are saved, and the raw material cost and the processing cost are saved.
In actual use, electrode raw materials required for producing the electrode film are lifted to an upper-layer platform 13 by a lifting mechanism 14, mixed by a mixer 2, crushed by a crusher 3 and sent to an aggregate induced draft fan 4, enter a granulator 5 for granulation under the action of the aggregate induced draft fan 4, and the granulated powder is sent to a rolling mechanism 9 for rolling by a first conveying mechanism 6, a constant-temperature cloth bin 7 and a second conveying mechanism 8 in sequence, and the electrode film formed by rolling is rolled by a rolling device 93.
The above description is illustrative of the utility model and is not intended to be limiting, and the utility model may be modified in any form without departing from the spirit of the utility model.
Claims (9)
1. An electrode film production system, characterized in that: a mixer (2), a pulverizer (3), a material collecting induced draft fan (4), a granulator (5), a constant-temperature material distribution bin (7) and a rolling mechanism (9) are sequentially arranged on the working platform (1) along the powder treatment direction, a first conveying mechanism (6) is arranged between the granulator (5) and the constant-temperature material distribution bin (7), and a second conveying mechanism (8) is arranged between the constant-temperature material distribution bin (7) and the rolling mechanism (9);
a plurality of layers of conveying belts (72) are sequentially arranged in a constant-temperature bin (71) of the constant-temperature material distribution bin (7) from top to bottom, a driving motor (73) is arranged at one end of each layer of conveying belt (72), and powder conveying directions of two adjacent layers of conveying belts (72) are opposite.
2. The electrode film production system according to claim 1, wherein: the driving end of each layer of conveyor belt (72) is arranged at the same end, and two adjacent layers of conveyor belts (72) are arranged in a left-right staggered mode.
3. The electrode film production system according to claim 1, wherein: at least two constant-temperature material distribution bins (7) are arranged between the material collection induced draft fan (4) and the rolling mechanism (9), and the constant-temperature material distribution bins (7) can slide to switch.
4. The electrode film production system according to claim 1, wherein: the mixer (2) is arranged above the pulverizer (3), and a discharge port of the mixer (2) is communicated with a feed port of the pulverizer (3); the pulverizer (3) is communicated with an aggregate induced draft fan (4) through a pipeline, and a granulator (5) is arranged at the bottom of the aggregate induced draft fan (4) in a communicated manner.
5. The electrode film production system according to claim 1, wherein: the first conveying mechanism (6) and the second conveying mechanism (8) are climbing type conveying belt mechanisms with low feeding ends and high discharging ends.
6. The electrode film production system according to claim 1, wherein: the rolling mechanism (9) comprises a feeding device (91), a rolling device (92), a rolling device (93) and a hydraulic system (94), wherein the rolling device (92) is connected with the hydraulic system (94) through a pipeline.
7. The electrode film production system according to claim 6, wherein: the feeding device (91) is arranged above the rolling device (92), and the rolling device (93) is arranged on one side of the rolling device (92).
8. The electrode film production system according to claim 6, wherein: the feeding device (91) is sequentially provided with a granulating assembly, a screening assembly, a paving assembly, a finishing assembly, a leveling assembly and a pre-pressing assembly along the powder conveying direction.
9. The electrode film production system according to claim 1, wherein: the working platform (1) comprises a lower layer platform (11), a middle platform (12) and an upper layer platform (13), and a lifting mechanism (14) is arranged on the outer side of the working platform (1); the mixer (2) and the pulverizer (3) are arranged on an upper-layer platform (13), the aggregate induced draft fan (4) is arranged on a middle platform (12), and the granulator (5), the first conveying mechanism (6), the constant-temperature material distribution bin (7), the second conveying mechanism (8) and the rolling mechanism (9) are arranged on a lower-layer platform (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369629.0U CN220691879U (en) | 2023-09-01 | 2023-09-01 | Electrode film production system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322369629.0U CN220691879U (en) | 2023-09-01 | 2023-09-01 | Electrode film production system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220691879U true CN220691879U (en) | 2024-03-29 |
Family
ID=90373929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322369629.0U Active CN220691879U (en) | 2023-09-01 | 2023-09-01 | Electrode film production system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220691879U (en) |
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2023
- 2023-09-01 CN CN202322369629.0U patent/CN220691879U/en active Active
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