CN216137527U - Battery pole piece uniform coating device - Google Patents
Battery pole piece uniform coating device Download PDFInfo
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- CN216137527U CN216137527U CN202121769192.4U CN202121769192U CN216137527U CN 216137527 U CN216137527 U CN 216137527U CN 202121769192 U CN202121769192 U CN 202121769192U CN 216137527 U CN216137527 U CN 216137527U
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Abstract
The utility model discloses a device for uniformly coating a battery pole piece, which relates to the field of batteries and aims to achieve the aim, the technical scheme of the utility model comprises a slurry box, a movable vehicle body, a material homogenizing rotating roller and a material homogenizing plate; the slurry box is arranged on the movable vehicle body, the movable vehicle body is in running fit with a plurality of wheel shafts, the rotating shaft at the forefront is coaxially provided with a material refining rotating roller, two ends of each wheel shaft are respectively provided with a rotating wheel, and a wheel sleeve for adjusting the outer diameter difference between the rotating wheel and the material refining rotating roller is sleeved outside the rotating wheel; the upper side in front of the wheel shaft is provided with the material homogenizing plate, and the lower plate of the material homogenizing plate is abutted to the outer wall of the wheel shaft along the downward direction; the slurry box is externally connected with a material conveying pipe, the material conveying pipe is provided with a plurality of material discharging holes which are positioned above the material homogenizing plate, the material discharging holes are uniformly distributed along the lower plate edge of the material homogenizing plate, and the material conveying pipe is provided with a material conveying pump. The problem that the slurry is stacked together when coming out from the material conveying pipe can be well avoided, the slurry can be more uniformly coated, and the coating quality is remarkably improved.
Description
Technical Field
The utility model relates to a uniform coating device for a battery pole piece, and mainly relates to the field of batteries.
Background
Lithium batteries are more and more widely applied to mobile communication digital products and new energy automobiles, lithium battery manufacturing equipment is also continuously improved, a coating process of a lithium battery pole piece is a very critical process in the production process of the lithium batteries, the coating thickness of slurry needs to be accurate to be less than 3 micrometers, strict quality requirements are provided for a coating machine, and the safety coating quality of the batteries can be greatly influenced by the quality of the coating quality. The coating process is not only related to the even power of cloth roller, also closely related with feedway simultaneously, and what of feed directly influences the thickness of this department, and current transports the pole piece through fortune material pipe on, then scrapes the uniformity through the spreader, but because the fortune material pipe transports thick liquids on the pole piece is one strand big strand, consequently the conveyer is difficult to scrape the thick liquids even.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects of the prior art, the utility model provides the uniform coating device for the battery pole piece, which can well avoid the problem that slurry is stacked together when coming out of a material conveying pipe, can more uniformly coat the slurry and obviously improve the coating quality.
In order to achieve the purpose, the technical scheme of the utility model is as follows: comprises a slurry box, a movable vehicle body, a refining roller and a refining plate;
the slurry box is arranged on the movable vehicle body, the movable vehicle body is in running fit with a plurality of wheel shafts, the rotating shaft at the forefront is coaxially provided with a material refining rotating roller, two ends of each wheel shaft are respectively provided with a rotating wheel, and a wheel sleeve for adjusting the outer diameter difference between the rotating wheel and the material refining rotating roller is sleeved outside the rotating wheel;
the upper side in front of the wheel shaft is provided with the material homogenizing plate, and the lower plate of the material homogenizing plate is abutted to the outer wall of the wheel shaft along the downward direction;
the slurry box is externally connected with a material conveying pipe, the material conveying pipe is provided with a plurality of material discharging holes which are positioned above the material homogenizing plate, the material discharging holes are uniformly distributed along the lower plate edge of the material homogenizing plate, and the material conveying pipe is provided with a material conveying pump.
When the material refining roller is placed on a table top, the refining roller forms a certain gap with the table top, and the gap is the thickness of a coating.
Carry the pulp to the refining board through fortune material pipe, the pulp is followed refining board and refining and is changeed the whereabouts between the roller, concrete pulp adhesion is changeed the roller downstream and is contacted with the pole piece at the refining, because the pulp is through refining board and fortune material transfer roller downstream, consequently the pulp of other side on the refining board will be by even scraping in advance at the outer wall of fortune material transfer roller, then fortune material transfer roller is the pulp coating of adhesion at fortune material transfer roller outer wall on the pole piece, can avoid the pulp to stack the problem together when coming out from fortune material pipe through above can be fine, coating pulp that can be more even, the quality of the improvement coating that is showing.
Preferably, the conveying pipe adopts a hose, and the pump is a peristaltic pump. The speed of slurry delivery can be better controlled to more evenly coat the slurry on the pole pieces.
Preferably, the lower plate edge of the homogenizing plate is a soft rubber edge, and a plurality of material leakage notches are uniformly distributed on the soft rubber edge. Due to the soft rubber edges, if the edges of the steam homogenizing plate are along, the slurry is easy to fall completely and illegally, so the slurry can leak downwards by adopting the slurry leakage notch, and the slurry above the slurry leakage notch falls in a mode of dividing the slurry into a small strand and a small strand.
Preferably, the outer wall of the refining roller is provided with a rubber layer. The rubber layer is softer in texture and better adhered with the slurry, so that the slurry is gradually coated on the pole piece downwards.
Preferably, the second and subsequent said shafts are provided with a refiner cartridge. Avoid fortune material transfer roller not to coat even thick liquids, can restore through the refining barrel secondary.
Preferably, the outer wall of the refining barrel is provided with a rubber layer. The rubber layer is softer, and uneven places can be leveled better.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments will be briefly introduced below, it is obvious that the drawings in the following description are only three of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion A of FIG. 1 according to an embodiment of the present invention;
figure 3 is a schematic view of an axle of an embodiment of the present invention.
Wherein, the mobile vehicle body 1, the slurry box 2, the material conveying pipe 3, the peristaltic pump 4, the wheel shaft 5, the rotating wheel 6, the wheel sleeve 7, the material refining rotating roller 8, the material refining plate 9, the rubber soft edge 10 and the material leakage gap 11.
Detailed Description
The technical solutions in the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are merely preferred embodiments of the present invention, rather than all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Examples
As shown in fig. 1, the embodiment of the present invention comprises a slurry tank 2, a moving car body 1, a refining roller 8 and a refining plate 9.
The slurry box 2 is arranged on the movable vehicle body 1, the movable vehicle body 1 is in running fit with a plurality of wheel shafts 5, the rotating shaft at the forefront is coaxially provided with a refining rotating roller 8, two ends of each wheel shaft 5 are respectively provided with a rotating wheel 6, and a wheel sleeve 7 for adjusting the difference between the outer diameter of the rotating wheel and the outer diameter of the refining rotating roller 8 is sleeved outside the rotating wheel 6.
The homogenizing plate 9 is arranged on the upper side in front of the wheel shaft 5, and the lower plate of the homogenizing plate 9 is abutted to the outer wall of the wheel shaft 5 downwards.
The slurry box 2 is externally connected with a material conveying pipe 3, the material conveying pipe 3 is provided with a plurality of material outlets positioned above the material homogenizing plate 9, the material outlets are uniformly distributed along the lower plate edge of the material homogenizing plate 9, and the material conveying pipe 3 is provided with a material conveying pump.
When the mobile vehicle is used, the mobile vehicle body 1 is driven by the rotating wheel 6 to move above the battery pole pieces, the outer diameter difference between the outer diameter of the rotating wheel 6 and the outer diameter of the refining rotating roller 8 is adjusted through the wheel sleeve 7, so that the refining rotating roller 8 is smaller than the outer diameter of the rotating wheel 6 provided with the wheel sleeve 7, when the mobile vehicle is placed on a table top, the refining rotating roller 8 and the table top form a certain gap, and the gap is the thickness of a coating.
Carry the sizing agent to the refining board 9 through fortune material pipe 3, the sizing agent is followed refining board 9 and is changeed the roller 8 between the whereabouts between the roller, specific sizing agent adhesion is changeed the roller 8 downstream and is contacted with the pole piece at the refining, because the sizing agent is through refining board 9 and fortune material commentaries on classics roller downstream, consequently the other side's sizing agent on refining board 9 will be by even scraping in advance at the outer wall of fortune material commentaries on classics roller, then fortune material commentaries on classics roller will adhere the sizing agent coating of fortune material commentaries on classics roller outer wall on the pole piece, can avoid the sizing agent to stack the problem together when coming out from fortune material pipe 3 through above can be fine, coating sizing agent that can be more even, the quality of the improvement coating that is showing.
The material conveying pipe 3 adopts a hose, and the pump is a peristaltic pump 4. The speed of slurry delivery can be better controlled to more evenly coat the slurry on the pole pieces.
The lower plate edge of the material homogenizing plate 9 is a soft rubber edge 10, and a plurality of material leakage notches 11 are uniformly distributed on the soft rubber edge 10. Due to the soft rubber edge 10, if the edge of the steam homogenizing plate is along, the slurry is easy to fall completely and illegally, so the slurry can leak downwards by adopting the slurry leakage notch 11, and the slurry above the slurry can fall in a mode of dividing the slurry into a small strand and a small strand through the slurry leakage notch 11.
And a rubber layer is arranged on the outer wall of the refining roller 8. The rubber layer is softer in texture and better adhered with the slurry, so that the slurry is gradually coated on the pole piece downwards. The second and the following rotating shafts are provided with material mixing barrels. Avoid fortune material transfer roller not to coat even thick liquids, can restore through the refining barrel secondary. And a rubber layer is arranged on the outer wall of the refining barrel. The rubber layer is softer, and uneven places can be leveled better.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. The device for uniformly coating the battery pole pieces is characterized by comprising a slurry box (2), a movable vehicle body (1), a material refining rotary roller (8) and a material refining plate (9);
the slurry box (2) is arranged on the movable vehicle body (1), the movable vehicle body (1) is in running fit with a plurality of wheel shafts (5), the rotating shaft at the forefront is coaxially provided with a material refining rotating roller (8), two ends of each wheel shaft (5) are respectively provided with a rotating wheel (6), and a wheel sleeve (7) for adjusting the outer diameter difference between the rotating wheel (6) and the material refining rotating roller (8) is sleeved outside the rotating wheel (6);
the homogenizing plate (9) is arranged on the upper side in front of the wheel shaft (5), and the lower plate of the homogenizing plate (9) is abutted to the outer wall of the wheel shaft (5) downwards;
the slurry box (2) is externally connected with a material conveying pipe (3), the material conveying pipe (3) is provided with a plurality of material outlets positioned above the material homogenizing plate (9), the material outlets are uniformly distributed along the lower plate of the material homogenizing plate (9), and the material conveying pipe (3) is provided with a material conveying pump.
2. The uniform coating device for the battery pole piece according to claim 1, is characterized in that: the material conveying pipe (3) adopts a hose, and the pump is a peristaltic pump (4).
3. The uniform coating device for the battery pole piece according to claim 2, is characterized in that: the lower plate edge of the material homogenizing plate (9) is a rubber soft edge (10), and a plurality of material leakage notches (11) are uniformly distributed on the rubber soft edge (10).
4. The uniform coating device for the battery pole piece according to claim 1, is characterized in that: the outer wall of the refining roller (8) is provided with a rubber layer.
5. The uniform coating device for the battery pole piece according to claim 1, is characterized in that: the second and the following rotating shafts are provided with material mixing barrels.
6. The device for uniformly coating the battery pole piece according to claim 5, is characterized in that: and a rubber layer is arranged on the outer wall of the refining barrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121769192.4U CN216137527U (en) | 2021-08-01 | 2021-08-01 | Battery pole piece uniform coating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121769192.4U CN216137527U (en) | 2021-08-01 | 2021-08-01 | Battery pole piece uniform coating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216137527U true CN216137527U (en) | 2022-03-29 |
Family
ID=80804895
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121769192.4U Active CN216137527U (en) | 2021-08-01 | 2021-08-01 | Battery pole piece uniform coating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216137527U (en) |
-
2021
- 2021-08-01 CN CN202121769192.4U patent/CN216137527U/en active Active
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