CN216936748U - Slit coating mechanism and coating equipment - Google Patents
Slit coating mechanism and coating equipment Download PDFInfo
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- CN216936748U CN216936748U CN202220225276.XU CN202220225276U CN216936748U CN 216936748 U CN216936748 U CN 216936748U CN 202220225276 U CN202220225276 U CN 202220225276U CN 216936748 U CN216936748 U CN 216936748U
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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 slit coating mechanism and coating equipment, wherein the slit coating mechanism comprises: a coating roller assembly and a slit roller assembly, the coating roller assembly comprising: the coating device comprises a coating roller and a first driving piece, wherein the first driving piece drives the coating roller to rotate; the slit roller assembly includes: the slit roller is driven to rotate by a certain angle by the second driving piece; the slit roller includes: the liquid inlet is connected with the top of the main cavity, and the liquid inlet is communicated with an inner cavity of the main cavity; the bottom of the main cavity is provided with a slit, and the coating liquid flows onto the coating roller through the slit; the number of the rotating shafts is 2, the two rotating shafts are respectively connected to two sides of the main cavity, and a power output shaft of the second driving piece is connected to one rotating shaft; after the coating roller assembly and the slit roller assembly are assembled, the slit at the bottom of the main cavity body is contacted with the coating roller.
Description
Technical Field
The utility model relates to the technical field of glass coating equipment, in particular to a slit coating mechanism and coating equipment.
Background
Photovoltaic glass is one of the most novel high-tech glass products for buildings. Can bear wind pressure and larger day and night temperature difference change. The solar energy and solar energy hybrid power generation system has the advantages of attractive appearance, controllable light transmission, energy-saving power generation, no fuel, no waste gas, no waste heat, no waste slag, no noise pollution and the like. The solar energy intelligent window is widely applied, such as a solar energy intelligent window, a solar energy pavilion, a photovoltaic glass building ceiling, a photovoltaic glass curtain wall and the like. In the production and manufacturing of photovoltaic glass, the coating solution is required to be coated on the surface of the glass, annealing and drying are carried out to form a perovskite precursor film, and the perovskite light-absorbing film is obtained through continuous production. The existing glass coating equipment has the problems that the coating is not uniform due to the fact that the using amount of coating liquid cannot be accurately controlled, product embossing is easily generated on a coating roller, the coating liquid is easily oxidized in the coating process, coating is poor and the like, and the product quality of photovoltaic glass is greatly influenced.
Therefore, it is necessary to design a slit coating mechanism and a coating apparatus to solve one of the above problems.
SUMMERY OF THE UTILITY MODEL
The utility model provides a slit coating mechanism and coating equipment. According to the coating mechanism, the slit roller is arranged, so that the time of exposing the coating liquid in the air is reduced, the oxidation condition of the coating liquid is greatly reduced, the flow of the coating liquid can be accurately controlled by adjusting the width of the slit on the slit roller, the coating precision and the coating quality are greatly improved, and the product quality of the photovoltaic glass is improved.
The utility model provides a slit coating mechanism, comprising: a coating roller assembly and a slit roller assembly,
the coating roller assembly includes: the coating device comprises a coating roller and a first driving piece, wherein the first driving piece drives the coating roller to rotate;
the slit roller assembly includes: the slit roller is driven to rotate by a certain angle by the second driving piece;
the slit roller includes: the liquid inlet is connected with the top of the main cavity body, and the liquid inlet is communicated with an inner cavity of the main cavity body; the bottom of the main cavity is provided with a slit, and the coating liquid flows onto the coating roller through the slit; the number of the rotating shafts is 2, each rotating shaft is connected to one side of the main cavity, and a power output shaft of the second driving piece is connected to one rotating shaft;
after the coating roller assembly and the slit roller assembly are assembled, the slit at the bottom of the main cavity body is contacted with the coating roller.
Further, the main cavity is triangular prism shape, be equipped with on one side arris of triangular prism the slit, be equipped with on one side of triangular prism the inlet.
Further, the width of the slit is 1 to 20 μm.
Furthermore, the main cavity is made of stainless steel.
Further, the slot coating mechanism further comprises a stripping assembly comprising: the line-removing scraper comprises a line-removing scraper, a mounting seat and a third driving piece, wherein the line-removing scraper is rotationally connected to the mounting seat, and a power output shaft of the third driving piece is connected to the mounting seat to drive the mounting seat to rotate by a certain angle, so that the position of the line-removing scraper is adjusted.
Further, the mounting seat is connected to the third driving member through an adjusting shaft.
Further, the coating roller and the two ends of the slit roller are respectively installed on a mounting plate, a fourth driving part is arranged at the bottom of each mounting plate, the power output end of each fourth driving part is connected to the corresponding mounting plate, the mounting plates are driven to move up and down, and the coating roller and the slit roller are adjusted in the up-and-down position.
Further, the slit coating mechanism also comprises a sealing and inflating mechanism, the sealing and inflating mechanism seals the coating roller assembly and the slit roller assembly, and one or more of nitrogen, carbon dioxide or inert gas is filled into the sealing and inflating mechanism.
Further, the seal inflation mechanism includes: the gas pipeline is connected to the cover body, the other end of the gas pipeline is communicated with the inside of the cover body, and the filter is arranged below the joint of the cover body and the gas pipeline and used for filtering gas; the cover body covers the coating roller assembly and the slit roller assembly.
The present invention also provides a coating apparatus comprising: the slit coating machine comprises a rack, a conveying mechanism and the slit coating mechanism, wherein the conveying mechanism and the slit coating mechanism are arranged on the rack, the conveying mechanism is used for conveying a product to be coated to the lower part of the slit coating mechanism, and the slit coating mechanism is used for coating the product to be coated.
By adopting the scheme, the slit coating mechanism has the following beneficial effects:
(1) compared with the existing common coating equipment, the utility model reduces the exposure time of the coating liquid in the air and greatly reduces the oxidation condition of the coating liquid by arranging the slit roller.
(2) The airtight inflating mechanisms are arranged outside the coating roller and the slit roller, so that the oxidation condition of the coating liquid is further reduced, and the product quality is greatly improved.
(3) The width of the slit on the slit roller is adjusted, so that the flow of the coating liquid can be accurately controlled, and the coating precision and the coating quality are greatly improved.
(4) The angle can be finely adjusted to the slit roller to make the slit and the coating roller cooperate, ensure that the coating liquid flows out from the slit and enters the coating roller, and the slit roller and the coating roller can be adjusted from top to bottom to adapt to different production requirements of products.
Drawings
FIG. 1 is a perspective view of a slot coating mechanism of the present invention.
Fig. 2 is a perspective view of the slit roller of the present invention.
Fig. 3 is a schematic perspective view of a coating apparatus of the present invention.
Fig. 4 is a perspective view of the coating apparatus of the present invention provided with a seal inflation mechanism. The reference numbers in the drawings are as follows:
the coating roller assembly 10, the slit roller assembly 20, the coating roller 11, the slit roller 21, the first driving member 31, the second driving member 32, the third driving member 33, the fourth driving member 34, the main chamber 211, the rotating shaft 212, the liquid inlet 213, the slit 214, the anti-wrinkle blade 41, the mounting seat 42, the adjusting shaft 43, the coating roller assembly 20, the coating roller 11, the slit roller 21, the coating roller 31, the coating roller 34, the coating roller 11, the coating roller 31, the coating roller 33, the coating roller 34, the coating roller 11, the coating roller,
Detailed Description
The present embodiment will be described in detail below with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1-4, the present invention provides a slit coating mechanism, which includes: a coating roller assembly 10 and a slit roller assembly 20, the coating roller assembly 10 comprising: the coating device comprises a coating roller 11 and a first driving part 31, wherein the first driving part 31 drives the coating roller 11 to rotate, and coating liquid is coated on the surface of a product. The slit roller assembly 20 includes: the slit roller 21 is provided with a slit 214, the slit roller assembly 10 and the slit roller assembly 20 are assembled, the slit 214 is in contact with the coating roller 11, and the coating liquid flows out from the slit 214 of the slit roller 21 onto the coating roller 11, so that the contact of the coating liquid with the outside is reduced, the oxidation rate of the coating liquid is greatly reduced, and the quality of a coated product is improved. The second driving member 32 drives the slit roller 21 to rotate by a certain angle, so as to realize fine adjustment of the slit roller 21 and better match with the coating roller 10. In this embodiment, the coating roller 11 is a PU rubber roller,
specifically, the slit roller 21 includes: the coating device comprises a main cavity 211, a rotating shaft 212 and a liquid inlet 213, wherein the top of the main cavity 211 is connected with the liquid inlet 213, the liquid inlet 213 is communicated with an inner cavity of the main cavity 211, coating liquid enters the main cavity 211 through the liquid inlet 213, and the coating liquid can be pumped into the main cavity 211 through a motor or sucked into the main cavity 211 through the electromagnetic valve by utilizing low pressure. The slit 214 is provided at the bottom of the main chamber 211, and the coating liquid flows onto the coating roller 11 through the slit 214.
In a preferred embodiment, the number of the rotating shafts 212 is 2, and the two rotating shafts 212 are respectively fixedly connected to both sides of the main cavity 211 and rotatably connected to an external mounting member. The power output shaft of the second driving member 32 is connected to a rotating shaft 212 to drive the main cavity 211 to rotate by a certain angle, so as to realize fine adjustment.
In a preferred embodiment, as shown in fig. 2, the main cavity 211 is a triangular prism, the slit 214 is provided on one side edge of the triangular prism, the liquid inlet 213 is provided on one side surface of the triangular prism, more preferably, two bottom surfaces of the triangular prism are isosceles triangles, the vertex angle of the isosceles triangle is smaller than two bottom angles, and the slit 214 is provided on the side edge where the vertex angle is located, so that the side of the main cavity where the slit 214 is provided is relatively slender, and is better matched with the coating roller 11.
In a preferred embodiment, the main cavity 211 is made of stainless steel, the width of the slit is 1-20 μm, and the width of the slit 214 can be adjusted according to the viscosity of the coating solution, so as to satisfy various coating requirements.
In a preferred embodiment, the slot coating mechanism further comprises a wrinkle reduction assembly 40, the wrinkle reduction assembly 40 comprising: the line-removing scraping blade 41, the mounting seat 42 and the third driving piece 33 are arranged in sequence, the line-removing scraping blade 41 is in a scraping blade shape, when the coating roller 11 rotates, the line-removing scraping blade 41 scrapes the surface of the coating roller 11, lines on the coating roller 11 are left at the edge of a glass product, and therefore the lines are prevented from being printed on the product when the next product is coated, and poor coating is caused. The third driving part 33 is a rotating motor, a power output shaft of the third driving part is connected to the mounting seat 42, the mounting seat 42 is connected to a rotating shaft of the third driving part 33 through an adjusting shaft 43, the mounting seat 42 is driven to rotate by a certain angle, the position of the rotation angle of the line-removing scraping blade 41 is adjusted, and the line-removing scraping blade is matched with the coating roller 11 to remove lines on the coating roller 11. Preferably, the anti-wrinkle blade 41 is a corrosion-resistant metal blade.
In a preferred embodiment, the two ends of the coating roller 11 and the slit roller 21 are rotatably mounted on a mounting plate 50 through bearings, a fourth driving element 34 is disposed at the bottom of each mounting plate 50, the fourth driving element 34 is a telescopic motor, and a power output shaft of the telescopic motor is connected to the mounting plate 50 to drive the mounting plate 50 to move up and down, so as to drive the coating roller 11 and one end of the slit roller 21 to move up and down, thereby realizing the synchronous fine tuning operation of the coating roller 311 and the slit roller 21.
In a preferred embodiment, the slit coating mechanism further comprises a sealing and inflating mechanism 60, the sealing and inflating mechanism 60 seals the coating roller assembly 10 and the slit roller assembly 20, and one or more of nitrogen, carbon dioxide or inert gas is filled into the sealing and inflating mechanism 60, so that the coating operation is performed in an oxygen-free environment, the probability of oxidation of the coating liquid is further reduced, and the product quality is improved.
Specifically, the seal inflation mechanism 60 includes: a cover 61, a filter (not shown) and a gas pipeline 62, wherein one end of the gas pipeline 62 is connected to a gas storage 63, and the other end is connected to the cover 61 and communicated with the cover 61, so as to introduce gas into the cover 61. The filter is arranged below the joint of the cover body 61 and the gas pipeline 62, plays a role in filtering gas, and prevents dust in the gas from entering the cover body 61, so that coating liquid is polluted, and the product is poor. In this embodiment, the filter is a filter cotton layer. In a preferred embodiment, the gas used is nitrogen, and other inert gases such as carbon dioxide or inert gases may be used. The arrangement of the closed inflation mechanism 60 ensures that oxygen is not contacted in the coating process, and the problem of coating liquid oxidation is avoided.
As shown in fig. 3 and 4, the present invention also provides a coating apparatus comprising: the device comprises a rack 100, a conveying mechanism 200 and the slit coating mechanism, wherein the conveying mechanism 200 and the slit coating mechanism are arranged on the rack 100, and the conveying mechanism 200 is a conveying belt and used for conveying a product to be coated to the position below the slit coating mechanism. The slit coating mechanism is used for coating the product to be coated. It is worth mentioning that the cover 61 has a gap at both the front end and the rear end of the conveying mechanism 200 for feeding and discharging. Because the gas is incessantly let in the lid 61, have a little high pressure in the lid 61, guarantee outside air can not get into inside the lid 61 from this gap.
In summary, the utility model provides a slit coating mechanism and a slit coating device, which greatly reduce the oxidation of coating liquid in the operation process and improve the product quality, and the coating roller and the slit roller can be finely adjusted up and down, and are suitable for products with different thicknesses.
The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A slot coating mechanism, comprising: a coating roller assembly and a slit roller assembly,
the coating roller assembly includes: the coating device comprises a coating roller and a first driving piece, wherein the first driving piece drives the coating roller to rotate;
the slit roller assembly includes: the slit roller is driven to rotate by a certain angle by the second driving piece;
the slit roller includes: the liquid inlet is connected with the top of the main cavity, and the liquid inlet is communicated with an inner cavity of the main cavity; the bottom of the main cavity is provided with a slit, and the coating liquid flows onto the coating roller through the slit; the number of the rotating shafts is 2, the two rotating shafts are respectively connected to two sides of the main cavity, and a power output shaft of the second driving piece is connected to one rotating shaft;
after the coating roller assembly and the slit roller assembly are assembled, the slit at the bottom of the main cavity body is contacted with the coating roller.
2. The slit coating mechanism according to claim 1, wherein the main body is a triangular prism, the slit is provided on one side edge of the triangular prism, and the liquid inlet is provided on one side surface of the triangular prism.
3. A slot coating apparatus as claimed in claim 2, wherein the width of the slot is 1 to 20 μm.
4. The slot coating apparatus of claim 2, wherein the main chamber is made of stainless steel.
5. A slot coating apparatus as claimed in any of claims 1-4, further comprising a wipe assembly, the wipe assembly comprising: the novel anti-wrinkle wiper comprises a wrinkle-removing wiper blade, a mounting seat and a third driving piece, wherein two ends of the wrinkle-removing wiper blade are rotatably connected onto the mounting seat, and a power output shaft of the third driving piece is connected onto the mounting seat and drives the mounting seat to rotate by a certain angle, so that the position of the wrinkle-removing wiper blade is adjusted.
6. The slot coating apparatus of claim 5 wherein the mounting block is coupled to the third drive member by an adjustment shaft.
7. A slit coating mechanism as claimed in claim 5, wherein the coating roller and the slit roller are mounted at two ends thereof on a mounting plate respectively, a fourth driving member is disposed at the bottom of each mounting plate, and a power output end of the fourth driving member is connected to the mounting plate to drive the mounting plate to move up and down, so as to adjust the up and down positions of the coating roller and the slit roller.
8. A slot coating apparatus according to claim 5, further comprising a seal inflation mechanism, the seal inflation mechanism sealing the coating roller assembly and slot roller assembly therein, the seal inflation mechanism being flushed with one or more of nitrogen, carbon dioxide or an inert gas.
9. The slot coating apparatus of claim 8, wherein the seal inflation mechanism comprises: the gas pipeline is connected to the cover body at one end, communicated with the inside of the cover body and arranged below the joint of the cover body and the gas pipeline, and used for filtering gas; the cover body covers the coating roller assembly and the slit roller assembly.
10. A coating apparatus, comprising: the slot coating machine comprises a rack, a conveying mechanism and the slot coating mechanism as claimed in any one of claims 1 to 9, wherein the conveying mechanism and the slot coating mechanism are arranged on the rack, the conveying mechanism is used for conveying a product to be coated to the position below the slot coating mechanism, and the slot coating mechanism is used for coating the product to be coated.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220225276.XU CN216936748U (en) | 2022-01-26 | 2022-01-26 | Slit coating mechanism and coating equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220225276.XU CN216936748U (en) | 2022-01-26 | 2022-01-26 | Slit coating mechanism and coating equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216936748U true CN216936748U (en) | 2022-07-12 |
Family
ID=82318984
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220225276.XU Active CN216936748U (en) | 2022-01-26 | 2022-01-26 | Slit coating mechanism and coating equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216936748U (en) |
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2022
- 2022-01-26 CN CN202220225276.XU patent/CN216936748U/en active Active
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