CN208839902U - Apparatus for coating is used in a kind of production of lithium battery - Google Patents
Apparatus for coating is used in a kind of production of lithium battery Download PDFInfo
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- CN208839902U CN208839902U CN201821118931.1U CN201821118931U CN208839902U CN 208839902 U CN208839902 U CN 208839902U CN 201821118931 U CN201821118931 U CN 201821118931U CN 208839902 U CN208839902 U CN 208839902U
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- drying
- extruded tube
- lithium battery
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- contact layer
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Abstract
The utility model discloses a kind of lithium battery production apparatus for coating, including applicator roll and extruded tube, the electric heating block of the outside package annular of applicator roll, the outside of electric heating block is equipped with one layer of contact layer, base fabric to be coated is wound on the outside of contact layer, for base fabric across extruded tube and contact layer, the front side of extruded tube is equipped with cleaning cylinder, and the rear side of extruded tube is equipped with Drying.The beneficial effects of the utility model have: drying are synchronized inside and outside use, outside is dried using drying box, and inside achievees the purpose that heat drying and electric heating block is arranged in applicator roll, and the synchronous drying and moulding of such slurry guarantees that coating is uniform；Extruded tube front end is equipped with cleaning cylinder, and cleaning cylinder connects negative pressure device by negative pressure connecting tube, and the impurity by auxiliary in scrim surfaces removes；The front and back section of Drying is briquetting, is further ensured that the thickness of coating layer.
Description
Technical field
The utility model relates to a kind of lithium battery production apparatus for coating, belong to lithium battery production equipment technical field.
Background technique
Currently, it by lithium metal or lithium alloy is negative electrode material, using the battery of non-aqueous electrolytic solution that lithium battery, which is a kind of,.
Since the chemical characteristic of lithium metal is very active, so that the processing of lithium metal, preservation, use, very high to environmental requirement, but with
The development of science and technology, present lithium battery has become mainstream.Under normal circumstances anode material of lithium battery using
LiCoO2, LiNiO2, LiMn2O2, the anode of battery core are usually that LiCoO2 adds conductive agent and adhesive, can be used to be coated in aluminium foil
On do positive plate, negative electrode material is that lamellar graphite adds conductive agent.
Existing lithium battery mainly includes the techniques such as slurrying, coating, slice, sealing in process.In coating process
In, slurry is coated in after base fabric and needs drying and moulding, but is the sizing material forming close to base fabric side from outside to inside in drying process
It is relatively slow, it is easy to be pressurized and cause to be unevenly coated.
Utility model content
Purpose: in order to overcome the deficiencies in the prior art, the utility model provides a kind of lithium battery production coating
Device.
Technical solution: in order to solve the above technical problems, the technical solution adopted by the utility model is:
A kind of lithium battery production apparatus for coating, comprising: applicator roll and extruded tube, the electricity of the outside package annular of applicator roll
Heat block, the outside of electric heating block are equipped with one layer of contact layer, and the outside of contact layer is arranged in extruded tube, and the front side of extruded tube is equipped with cleaning
Cylinder, that face of cleaning cylinder towards contact layer are Open architecture, are cavity structure inside cleaning cylinder, and connected by negative pressure connecting tube
It is connected to external depression generator, the rear side of extruded tube is equipped with Drying, and external heat is connected to by inlet pipe connection
Gas generating device.
Preferably, the Drying is empty inside Drying towards multiple stomatas are provided on that face of contact layer
Cavity configuration.
Preferably, the front and rear sides of the Drying are respectively provided with a briquetting.
Preferably, the contact surface of the briquetting free end is cambered surface.
Preferably, the extruded tube is connected to external extrusion device by extrusion device connecting tube.
Preferably, the rear side of the extruded tube is equipped with extrusion.
The utility model has the advantages that a kind of lithium battery production apparatus for coating provided by the utility model, advantage are as follows:
1, drying is synchronized using inside and outside, outside is dried using drying box, and inside in applicator roll by being arranged electric heating
Block and achieve the purpose that heat drying, the synchronous drying and moulding of such slurry guarantees that coating is uniform；
2, extruded tube front end is equipped with cleaning cylinder, and cleaning cylinder connects negative pressure device by negative pressure connecting tube, will assist in base fabric
The impurity on surface removes；
3, the front and back section of Drying is briquetting, is further ensured that the thickness of coating layer.
Detailed description of the invention
Fig. 1 faces the schematic diagram of the section structure for the utility model.
Specific embodiment
The utility model is further described with reference to the accompanying drawing.
As shown in Figure 1, a kind of lithium battery production apparatus for coating, comprising: applicator roll 1 and extruded tube 2, applicator roll 1 it is outer
The electric heating block 3 of side package annular, the outside of electric heating block 3 are equipped with one layer of contact layer 4, and base fabric 5 to be coated is wound on the outer of contact layer 4
The outside of contact layer 4 is arranged in side, extruded tube 2, and across extruded tube 2 and contact layer 4, the front side of extruded tube 2 is equipped with base fabric 5
Cylinder 6 is cleaned, for base fabric 5 across cleaning cylinder 6 and contact layer 4, that face of cleaning cylinder 6 towards base fabric 5 is Open architecture, cleaning
6 inside of cylinder is cavity structure, and external depression generator is connected to by negative pressure connecting tube 7, and the rear side of extruded tube 2 is equipped with
Drying 8, base fabric 5 across Drying 8 and contact layer 4, Drying 8 towards being provided with multiple stomatas 9 on that face of base fabric 5,
It is cavity structure inside Drying 8, and is connected to external hot gas generating device, the outside of base fabric 5 by inlet pipe connection 10
One layer of coating layer 11 is coated after extruded tube 2, coating layer 11 is by between Drying 8 and contact layer 4.
The front and rear sides of Drying 8 are respectively provided with a briquetting 12, and briquetting 12 is in contact with coating layer 11.
The contact surface of briquetting 12 and coating layer 11 is cambered surface.
Extruded tube 2 is provided with slurry 13, and extruded tube 2 is connected to external extrusion device by extrusion device connecting tube 14.
Electric heating block 3 is electrically connected to external heating control apparatus.
Extruded tube 2 is located between cleaning cylinder 6 and Drying 8.
The rear side of extruded tube 2 is equipped with extrusion 15 at base fabric 5.
When operation, base fabric 5 to be coated is wound on the outside of contact layer 4, and is transported around applicator roll 1, to cleaning cylinder 6
When place, by the miscellaneous of 5 surface of base fabric while external negative pressure device inside 7 pairs of negative pressure connecting tube cleaning cylinders 6 by being evacuated
Matter removal, is then arrived at extruded tube 2, and the slurry 13 squeezed out from extrusion 15 is coated in formation coating layer 11, coating layer 11 in base fabric 5
When by Drying 8, external hot gas generating device leads to dry hot gas in Drying 8 from inlet pipe connection 10, and from gas
Hole, which sprays, is dried coating layer 11, and at the same time, external heating control apparatus control electric heating block 3 is heated, inside and outside
Synchronize drying.
External negative pressure device how to be evacuated inside cleaning cylinder 6, how external hot gas generating device generates heat
Gas is led in Drying 8 and how external heating control apparatus controls electric heating block 3 and carry out being heated to be existing well-known technique, he
Internal structure, working principle and the course of work details are not described herein.
The above is only the preferred embodiment of the utility model, it should be pointed out that: for the common skill of the art
For art personnel, without departing from the principle of this utility model, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the protection scope of the utility model.
Claims (6)
1. a kind of lithium battery production apparatus for coating, it is characterised in that: include: applicator roll and extruded tube, the outside packet of applicator roll
Wrap up in the electric heating block of annular, the outside of electric heating block is equipped with one layer of contact layer, and extruded tube is arranged in the outside of contact layer, before extruded tube
Side is equipped with cleaning cylinder, and it is cavity structure inside cleaning cylinder, and by negative that face of cleaning cylinder towards contact layer, which is Open architecture,
Pressure connecting tube is connected to external depression generator, and the rear side of extruded tube is equipped with Drying, and is connected by inlet pipe connection
To external hot gas generating device.
2. a kind of lithium battery production apparatus for coating according to claim 1, it is characterised in that: the Drying is towards connecing
It is provided with multiple stomatas on that face of contact layer, is cavity structure inside Drying.
3. a kind of lithium battery production apparatus for coating according to claim 1, it is characterised in that: the front and back of the Drying
Two sides are respectively provided with a briquetting.
4. a kind of lithium battery production apparatus for coating according to claim 3, it is characterised in that: the briquetting free end
Contact surface is cambered surface.
5. a kind of lithium battery production apparatus for coating according to claim 1, it is characterised in that: the extruded tube is by squeezing
Device connecting tube is connected to external extrusion device out.
6. a kind of lithium battery production apparatus for coating according to claim 1, it is characterised in that: the rear side of the extruded tube
Equipped with extrusion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821118931.1U CN208839902U (en) | 2018-07-16 | 2018-07-16 | Apparatus for coating is used in a kind of production of lithium battery |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821118931.1U CN208839902U (en) | 2018-07-16 | 2018-07-16 | Apparatus for coating is used in a kind of production of lithium battery |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208839902U true CN208839902U (en) | 2019-05-10 |
Family
ID=66353157
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821118931.1U Active CN208839902U (en) | 2018-07-16 | 2018-07-16 | Apparatus for coating is used in a kind of production of lithium battery |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208839902U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146869A (en) * | 2021-12-11 | 2022-03-08 | 安徽统凌科技新能源有限公司 | Negative electrode slurry coating equipment based on lithium cell production |
-
2018
- 2018-07-16 CN CN201821118931.1U patent/CN208839902U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114146869A (en) * | 2021-12-11 | 2022-03-08 | 安徽统凌科技新能源有限公司 | Negative electrode slurry coating equipment based on lithium cell production |
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