CN220295051U - Colloid film forming device - Google Patents
Colloid film forming device Download PDFInfo
- Publication number
- CN220295051U CN220295051U CN202321749006.XU CN202321749006U CN220295051U CN 220295051 U CN220295051 U CN 220295051U CN 202321749006 U CN202321749006 U CN 202321749006U CN 220295051 U CN220295051 U CN 220295051U
- Authority
- CN
- China
- Prior art keywords
- release paper
- coating
- bottom plate
- film
- colloid
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 239000000084 colloidal system Substances 0.000 title claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 52
- 239000011248 coating agent Substances 0.000 claims abstract description 50
- 239000003292 glue Substances 0.000 claims abstract description 12
- 238000004519 manufacturing process Methods 0.000 claims abstract description 8
- 238000005096 rolling process Methods 0.000 claims abstract description 6
- 239000012528 membrane Substances 0.000 claims 9
- 125000006850 spacer group Chemical group 0.000 claims 6
- 239000007888 film coating Substances 0.000 abstract description 36
- 238000009501 film coating Methods 0.000 abstract description 36
- 230000009471 action Effects 0.000 abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 5
- 229910052744 lithium Inorganic materials 0.000 abstract description 5
- 230000037303 wrinkles Effects 0.000 abstract description 5
- 239000011888 foil Substances 0.000 description 12
- 238000001035 drying Methods 0.000 description 9
- 230000006872 improvement Effects 0.000 description 8
- 238000000034 method Methods 0.000 description 8
- 239000002002 slurry Substances 0.000 description 5
- 230000008569 process Effects 0.000 description 4
- 238000005520 cutting process Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000003825 pressing Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000000758 substrate Substances 0.000 description 2
- 238000004804 winding Methods 0.000 description 2
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000007772 electrode material Substances 0.000 description 1
- 210000003141 lower extremity Anatomy 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
- 239000011435 rock Substances 0.000 description 1
- 238000006748 scratching Methods 0.000 description 1
- 230000002393 scratching effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 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
Landscapes
- Coating Apparatus (AREA)
Abstract
The utility model relates to the technical field of lithium battery manufacturing, in particular to a colloid film forming device. The film forming device comprises a bottom plate which is horizontally arranged, release paper is arranged on the bottom plate, fixing clamps used for fixing the release paper are arranged at two ends of the bottom plate, glue solution is coated on the release paper, and a film coating rod used for uniformly coating the glue solution is connected to the release paper in a rolling manner. According to the scheme, the release paper is placed on the bottom plate, and under the action of the coating rod, the release paper is subjected to coating treatment, and the condition that the coating rod cannot cause wrinkles and scratches on the release paper in the coating process is guaranteed to appear due to the fact that the surface of the coating rod is smooth.
Description
Technical Field
The utility model relates to the technical field of lithium battery manufacturing, in particular to a colloid film forming device.
Background
When films are prepared from different colloids in a laboratory and various physical and chemical property tests are carried out on the films, how to rapidly, conveniently and accurately prepare films with required thickness and long width before the colloid absorbs water gel is important.
In the patent of application number CN 204159501U, a reciprocating slurry film coating device is provided, it includes the scraper, install baffle, roof in the scraper both sides, the scraper is the double-edged structure the lower part both sides of scraper all are equipped with the cutting edge, along cutting edge length direction be close to cutting edge lower limb department, have the slurry distribution board that several equidistance distributes with the scraper closely laminates, and the scraper is connected with the roof by the extension spring, makes the scraper shift from top to bottom in the slip draw-in groove of baffle inner wall through the regulation of spiral height adjuster, thereby adjust the distance between scraper and the substrate that waits to coat, through adopting the double-edged scraper that has slurry distribution board, and adopt the symmetrical overall structure design from beginning to end, can reciprocating multiple action when carrying out slurry film coating to the substrate, have the smooth and smooth, use slurry less, film thickness is even, easy and simple to handle, advantage that use cost is low, is particularly suitable for the film of lithium cell positive negative pole material. Patent CN 202737034U discloses a lithium battery electrode plate film coating device, a conveyor and a drying compactor composed of an upper pressing roller and a lower pressing roller are respectively arranged on one side of a discharging cylinder arranged on a frame, an infrared heater is arranged on one side of the drying compactor, a film coating device is arranged between the conveyor and the drying compactor, and a winding cylinder is arranged on the outer side of the drying compactor. The utility model can continuously carry out the discharging, running, film coating, drying and compacting of the metal sheet to the winding drum, so the utility model has the advantages of high efficiency and good quality compared with a discrete electrode plate film coating device. The electrode plate is suitable for being applied to the electrode plate formed by coating electrode materials on a metal sheet in the production process of lithium batteries.
In the prior art, a film coater is mainly used for coating the foil, or the foil is directly coated by a scraper, baffles arranged on two sides of the scraper and a top plate, and then the foil is put into an oven for drying. However, when the film coater and the foil are used for coating operation, the flatness of the surfaces of the foil and the film coater is required, the foil is easily scratched by the film coater, and the foil is easily wrinkled in the process of conveying the foil to the oven. When the scraper is used for coating the foil, as the scraper is of a double-blade structure, the two sides of the lower part of the scraper are respectively provided with a blade, the blades are easy to scratch the foil, and meanwhile, the thickness of the film cannot be controlled through the coating operation of the scraper.
Disclosure of Invention
The utility model aims to solve the problems that a film coater and a blade scratch a film coating material and the thickness of the film coating cannot be accurately controlled based on the defects in the background art, and aims to provide a colloid film forming device which can accurately control the thickness of the film coating while avoiding the problems of wrinkling and scratching when the film coating is carried out on the material.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
the utility model provides a colloid film making device, includes the bottom plate that the level was placed, place on the bottom plate and leave the type paper, the both ends of bottom plate all are equipped with and are used for fixing from the fixation clamp of type paper, from the type paper on scribble the glue solution, from rolling connection on the type paper have and be used for wiping evenly the stick of scribbling of film of glue solution.
And the release paper is placed on the bottom plate, and the release paper is subjected to film coating treatment under the action of the film coating rod, so that the film coating rod is ensured not to cause wrinkles and scratches on the release paper in the film coating process due to the smooth surface of the film coating rod.
As a further improvement of the utility model, a gasket is arranged between the fixing clamp and the bottom plate, and the gasket is positioned above the release paper.
When the release paper is coated, the thickness of the gasket is changed according to the required thickness of the coating, so that the distance between the coating rod and the release paper is ensured to meet the requirement of the thickness of the coating, the thickness of the coating is accurately controlled, and the quality of the coating is improved.
As a further improvement of the utility model, the gaskets are positioned on opposite sides of the base, and the gaskets are arranged along the length direction of the base.
When the coating is performed, the gaskets are positioned on the two opposite sides of the base, so that the gaskets are ensured not to block the coating, and the occurrence of uneven coating is avoided.
As a further improvement of the utility model, the gasket is arranged parallel to the bottom plate.
The distance between the gasket and the bottom plate is the same, so that the thickness of the whole release paper is kept consistent during film coating, and the quality of the film coating is ensured.
As a further improvement of the present utility model, the coating rod is provided on the gasket, and the coating rod is in rolling connection with the gasket.
The thickness of the coating film is controlled through the gasket, when the release paper is coated, the thickness of the coating film is ensured to meet the use requirement, and meanwhile, the situation that the thickness of the coating film is different on the release paper can not occur.
As a further improvement of the present utility model, the coating rod moves in the length direction of the gasket.
As a further improvement of the present utility model, a coating area is formed in the middle of the base plate, and the release paper is located in the coating area.
As a further improvement of the present utility model, the fixing clip is provided along the width direction of the bottom plate.
The fixing clamp is ensured to clamp the release paper completely, so that the release paper cannot move during film coating operation, and the phenomenon of film coating wrinkles is avoided.
As a further development of the utility model, the fastening clip is rotatably connected to the base plate.
When getting to place from the type paper, rotate the fixation clamp, realize pressing from both sides tight and unclamping from the type paper for get from the type paper and put more convenient and fast.
As a further improvement of the present utility model, the size of the base plate is larger than the size of the release paper.
Therefore, the utility model has the beneficial effects that:
(1) According to the colloid film forming device provided by the utility model, the release paper is placed on the bottom plate, and the release paper is subjected to film coating treatment under the action of the film coating rod, so that the film coating rod is smooth in surface, and the situation that the film coating rod cannot cause wrinkles and scratches on the release paper in the film coating process is ensured;
(2) Further, through the gasket arranged above the release paper, the film coating rod rolls on the gasket, when the release paper is coated, the thickness of the gasket is changed according to the required thickness of the film coating, and the distance between the film coating rod and the release paper is ensured to meet the requirement of the thickness of the film coating, so that the thickness of the film coating is accurately controlled, and the quality of the film coating is improved;
(3) Further, through the fixation clamps that set up at bottom plate both ends, use the fixation clamp to fix from the type paper, at the in-process of coating film to the type paper, ensure to keep motionless from the type paper to better assurance is coated the in-process and is not the circumstances of fold appearing.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are needed in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some of the embodiments of the present application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a film forming apparatus according to the present embodiment;
FIG. 2 is a top view of the film forming apparatus of the present embodiment;
FIG. 3 is a side view of the film forming apparatus of the present embodiment;
reference numerals illustrate, wherein:
a bottom plate 1, release paper 2, a gasket 3, a fixing clamp 4, a coating rod 5, glue solution 6 and a coating area 7.
Detailed Description
The technical solutions of the embodiments of the present utility model will be explained and illustrated below with reference to the drawings of the embodiments of the present utility model, but the following embodiments are only preferred embodiments of the present utility model, and not all embodiments. Based on the examples in the implementation manner, other examples obtained by a person skilled in the art without making creative efforts fall within the protection scope of the present utility model.
In the following description, directional or positional relationships such as the terms "inner", "outer", "upper", "lower", "left", "right", etc., are presented for convenience in describing the embodiments and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
The embodiment provides a colloid film forming device, referring to fig. 1, including a base plate 1, wherein the base plate 1 is rectangular, the base plate 1 is a metal plate made of stainless steel with a thickness of about 2mm and a length and width slightly greater than those of A4 paper, a coating area 7 is formed on the base plate 1, and the coating area 7 is located in the middle of the base plate 1; further, a release paper 2 is placed on the upper surface of the bottom plate 1, the release paper 2 is positioned in the coating area 7, and the release paper 2 is used for replacing foil, so that the problems of foil breakage and folds in the coating process are solved.
The size of the release paper 2 is the same as that of the A4 paper, and the size of the release paper 2 is slightly smaller than that of the bottom plate 1, so that the size range of the bottom plate 1 is not exceeded when the release paper 2 is placed on the bottom plate 1; the release paper 2 is coated with glue solution 6, and the glue solution 6 is positioned at one end of the release paper 2.
Referring to fig. 2, in combination with fig. 1 and 3, two fixing clips 4 are installed on the base plate 1, the fixing clips 4 are located at two ends of the base plate 1, the width of each fixing clip 4 is identical to that of the base plate 1, the release paper 2 is located below the two fixing clips 4, the fixing clips 4 are used for fixing the release paper 2, the release paper 2 is guaranteed to be coated without moving in the process, further, springs are installed on the fixing clips 4, and the clamping force of the fixing clips is increased under the action of elastic force of the springs, so that the release paper 2 is fixed on the base plate 1 more firmly.
Install two gaskets 3 on the bottom plate 1, gasket 3 is made for the metal material of stainless steel, and two gaskets 3 set up along the length direction of base to two gaskets 3 are located the both sides from type paper 2 respectively, and it should be noted that, gasket 3 also fixes through fixation clamp 4, guarantees that gasket 3 can not take place to rock at the in-process of film.
Referring to the top view of fig. 2, a coating rod 5 is connected on the gasket 3 in a rolling manner, the coating rod 5 is a cylindrical rod body with the same upper and lower diameters, the surface of the coating rod 5 is flat and smooth, and under the action of the coating rod 5, no scratch is caused on the release paper 2 during coating, or no wrinkle occurs during coating.
Specifically, when the coating rod 5 is rolled along one end of the release paper 2 to the other end, the glue solution 6 positioned at the end of the release paper 2 is uniformly covered on the release paper 2 under the action of the coating rod 5, and care needs to be taken to ensure that the coating rod 5 is not separated from the gasket 3 during coating.
Further, the gasket 3 has a plurality of different specifications, and the gasket 3 of each specification has different thickness, and the thickness of the gasket 3 is changed to adjust the distance between the coating rod 5 and the release paper 2, so that the thickness of the coating film is accurately controlled, and the quality of the coating film is improved.
The application method of the colloid film forming device provided by the embodiment is as follows: when in use, the bottom plate 1, the gasket 3 and the film coating rod 5 are cleaned by alcohol; then, taking a piece of smooth release paper 2 with the size of A4, opening the fixing clamps 4 at the upper end and the lower end, putting the release paper 2 into the fixing clamps, longitudinally placing the cleaned gaskets 3 at the left end and the right end of the release paper 2, and putting down the fixing clamps 4 to fix the release paper 2 and the gaskets 3; and then the glue solution 6 is transversely inverted at the upper end of the release paper 2, the glue solution 6 is pushed by the film coating rod 5 to uniformly move along the film coating direction, the film coating rod 5 stops when approaching the lower end fixing clamp 4, the release paper 2 is taken out and sent into a drying oven, or the whole device is sent into the drying oven together after the film coating rod 5 is taken down for drying treatment.
While the utility model has been described in terms of embodiments, it will be appreciated by those skilled in the art that the utility model is not limited thereto but rather includes the drawings and the description of the embodiments above. Any modifications which do not depart from the functional and structural principles of the present utility model are intended to be included within the scope of the appended claims.
Claims (10)
1. The utility model provides a colloid film forming device, its characterized in that, including bottom plate (1) that the level was placed, place on bottom plate (1) from type paper (2), the both ends of bottom plate (1) all are equipped with and are used for fixing from fixation clamp (4) of type paper (2), from type paper (2) are last to scribble glue solution (6), from rolling connection has on type paper (2) to be used for wiping evenly film stick (5) of glue solution (6).
2. A colloid membrane manufacturing apparatus as claimed in claim 1, wherein a spacer (3) is provided between the fixing clip (4) and the base plate (1), the spacer (3) being located above the release paper (2).
3. A colloid membrane device as claimed in claim 2, wherein said gaskets (3) are located on opposite sides of said base plate (1), and said gaskets (3) are disposed along the length of said base plate (1).
4. A colloid membrane apparatus as claimed in claim 3, wherein said spacer (3) is arranged in parallel with said base plate (1).
5. A colloid membrane manufacturing apparatus as claimed in claim 2, wherein said coating rod (5) is provided on said spacer (3), and said coating rod (5) is in rolling connection with said spacer (3).
6. A colloid membrane apparatus as claimed in claim 5, wherein said coating rod (5) is movable along the length of said spacer (3).
7. A colloid membrane manufacturing apparatus as claimed in claim 1, wherein a coating area (7) is formed in the middle of said bottom plate (1), and said release paper (2) is located in the coating area (7).
8. A colloid membrane manufacturing apparatus as claimed in claim 1, wherein said retaining clips (4) are arranged along the width direction of said bottom plate (1).
9. A colloid membrane apparatus as claimed in claim 8, wherein said retaining clip (4) is rotatably coupled to said base plate (1).
10. A colloid membrane manufacturing apparatus as claimed in claim 1, wherein the size of said bottom plate (1) is larger than the size of said release paper (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321749006.XU CN220295051U (en) | 2023-07-05 | 2023-07-05 | Colloid film forming device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321749006.XU CN220295051U (en) | 2023-07-05 | 2023-07-05 | Colloid film forming device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220295051U true CN220295051U (en) | 2024-01-05 |
Family
ID=89352499
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321749006.XU Active CN220295051U (en) | 2023-07-05 | 2023-07-05 | Colloid film forming device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220295051U (en) |
-
2023
- 2023-07-05 CN CN202321749006.XU patent/CN220295051U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR102112194B1 (en) | Apparatus of manufacturing a sheet for a secondary battery cell pouch | |
| CN208512925U (en) | A kind of lithium battery processing coating machine convenient for being segmented coating | |
| CN112701337B (en) | Device and method for continuously preparing fuel cell CCM (continuous charge-transfer membrane) by recycling transfer medium | |
| CN215088420U (en) | Surface coating device for lithium battery adhesive tape processing | |
| CN220295051U (en) | Colloid film forming device | |
| CN218274639U (en) | Electrode slice prosthetic devices after roll-in | |
| CN210418532U (en) | Unwinding device of film carrier coating | |
| CN209663616U (en) | A kind of double spread device | |
| CN216988332U (en) | Gravure coating device of porous membrane | |
| CN216694369U (en) | Drying device and pole piece production device | |
| CN206543696U (en) | A kind of apparatus for coating for being suitable for porous substrate | |
| CN212505443U (en) | Blanket setting device | |
| CN102157267B (en) | Scale manufacturing method of super capacitor electrode | |
| CN212916369U (en) | Multifunctional film coating machine | |
| CN211165828U (en) | Heat-transfer machine of cloth production usefulness | |
| CN216916581U (en) | Packaging material pad pasting device | |
| CN219985195U (en) | Equipment for coating catalyst layer on proton membrane surface treatment | |
| CN206577963U (en) | A kind of coating roll device | |
| CN216459731U (en) | Novel PE is coating for membrane device | |
| CN213733950U (en) | Automatic extrusion tectorial membrane device of waterproofing membrane | |
| CN213733687U (en) | Gluing device for production of environment-friendly paper boxes | |
| CN216225081U (en) | Automatic sponge gluing and uniformly coating device | |
| CN211964792U (en) | Coating machine based on gas diffusion layer process | |
| CN215030647U (en) | Lithium cell production is with coating machine that has foreign matter detection mechanism | |
| CN219810238U (en) | Paper extrusion device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |