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CN-122010420-A - Dipping, lifting and film plating device

CN122010420ACN 122010420 ACN122010420 ACN 122010420ACN-122010420-A

Abstract

The invention discloses an immersion lifting film plating device, which relates to the technical field of film plating and comprises a first box body and a second box body which are both rectangular flat structures, wherein the second box body is arranged in the first box body; the invention uses silk small balls to collide and rub the back of the glass, so that the back of the glass is positively charged, the arrangement of working gas is beneficial to improving the charging efficiency, the positive charge generates attraction effect on negatively charged coating liquid attached to the front of the glass, the velocity of the coating liquid is retarded, the retarding force increases from bottom to top on the surface of the glass plate, the velocity of the coating liquid flowing downwards closer to the upper part is slower, hot air is blown to the front of the glass at the moment, the curing speed of the coating liquid is accelerated, and more coating liquid is cured at the position of the upper part of the glass plate, thereby effectively improving the problem that the thickness of the upper part of the glass plate is thinner than that of the lower part of the glass plate in the prior art.

Inventors

  • WANG DONG
  • BAO TIAN
  • TANG YONGKANG
  • LIU CHANG

Assignees

  • 中建材玻璃新材料研究院集团有限公司

Dates

Publication Date
20260512
Application Date
20260205

Claims (10)

  1. 1. An immersion lift coating apparatus for preparing a silicon film on a surface of glass (6), characterized by comprising: a first box body (1) and a second box body (2) which are both rectangular and flat structures, The second box body (2) is arranged in the first box body (1); The vacuum film plating device comprises a first box body (1), a second box body (1), a third box body (2), a fourth box body (5), a fifth box body (3), a sixth box body (5), a fifth box body (5), a sixth box body (5), a seventh box body (5), a eighth pipeline (48) and a ninth pipeline (49) through an opening, a tenth valve (510) are respectively arranged on the third box body (10), a frame (5) is embedded in the third box body (10) around the opening (10 a), a cavity (50) with a rectangular cross section is arranged on the frame (5), a plurality of first holes (50 a) are arranged on the right side surface of the frame (5), the first holes (51) enable the cavity (50) to be communicated with the atmosphere, the upper end of the frame (5) is communicated with the lower end of the eighth pipeline (48) through an opening, the upper end of the eighth pipeline (48) is respectively communicated with a vacuum pump (37) and a second fan (38) through a ninth pipeline (410) and a tenth valve (510), and when film plating is performed, the surface to be plated of glass (6) is outwards, the back surface to be close to the first holes (50 a), and is fixed on the right side surface of the frame (5) under the action of the vacuum pump (37); The second box body (2) is provided with a left inner panel (21) and a right inner panel (22), and is positioned between the left outer panel (11) and the right outer panel (10) of the first box body (1), an upper outer panel (12) is arranged above the first box body (1), a lower outer panel (13) is arranged at the lower end of the first box body, the upper end of the second box body (2) is connected with the upper outer panel (12), a space is reserved between the lower end of the second box body (2) and the lower outer panel (13), the front end of the first box body (1) is provided with a front outer panel (14), the rear end of the first box body (1) is provided with a rear outer panel (15), the front end of the second box body (2) is connected with the front outer panel (14), and the rear end of the second box body (2) is connected with the rear outer panel (15); Wherein, a left chamber (16), a lower chamber (17) and a right chamber (18) which are communicated in sequence are formed among the glass (6), the first box body (1) and the second box body (2).
  2. 2. A dip-coating apparatus according to claim 1, wherein the left inner panel (21), the right inner panel (22), the left outer panel (11) and the right outer panel (10) are parallel, and a space is provided between the left inner panel (21) and the left outer panel (11) and between the right inner panel (22) and the right outer panel (10).
  3. 3. The dip-coating apparatus of claim 1, wherein the left chamber (16) is located between a left outer panel (11) of the first case (1) and a left inner panel (21) of the second case (2), the lower chamber (17) is located between a bottom of the second case (2) and a lower outer panel (13) of the bottom of the first case (1), and the right chamber (18) is located between a right outer panel (10) of the first case (1) and a right inner panel (22) of the second case (2).
  4. 4. The dip-coating apparatus according to claim 1, further comprising a gas supply system for supplying a working gas into the first tank (1), the gas supply system comprising a gas source (30), a first gas distribution box (31), a second gas distribution box (32), a set of main pipes (33) and a set of auxiliary pipes (23), the main pipes (33) and the auxiliary pipes (23) each being provided with a plurality of pipes, the auxiliary pipes (23) being located inside the second tank (2), the main pipes (33) being located outside the first tank (1); Wherein the gas source (30) is adapted to provide a working gas which is purge air having a particle count of greater than or equal to 0.1 μm per cubic meter of gas of less than 10000 and a relative humidity of less than 45%.
  5. 5. The dip-coating apparatus according to claim 4, wherein the upper end of the first gas distribution box (31) is communicated with the gas source (30) through a first pipeline (41) and a first valve (51), the lower end of the first gas distribution box (31) is communicated with the upper end of the second gas distribution box (32) through a second pipeline (42), the side end of the first gas distribution box (31) is communicated with the group of auxiliary pipelines (23) through a group of first branch pipes (25) and a group of flow regulating valves (26), and the flow regulating valves (26) sequentially increase the flow of gas entering the group of auxiliary pipelines (23) through the group of first branch pipes (25) from bottom to top; the second gas distribution box (32) is a box body structure with the sectional area of the gas channel decreasing along with the gas flow direction, and the lower end of the second gas distribution box (32) is communicated with the main pipeline (33).
  6. 6. The dip-coating apparatus according to claim 4, wherein the main pipe (33) is disposed outside the left outer panel (11), the main pipe (33) is vertically laid at equal intervals from front to back, the lower ends of the main pipe (33) are all communicated with the lower chamber (17) through the opening (16 a) at the lower end of the left outer panel (11), and the upper ends of the main pipe (33) are all communicated with the lower end of the second gas distribution box (32); The auxiliary pipelines (23) are arranged in the second box body (2) and are close to one side of the left inner panel (21), the plurality of auxiliary pipelines (23) are horizontally paved at equal intervals from bottom to top, the front ends of the auxiliary pipelines (23) are all closed, the rear ends of the auxiliary pipelines (23) extend to the outside of the first box body (1) through openings (15 a) formed in the rear outer panel (15), the auxiliary pipelines (23) are communicated with the first branch pipes (25), the pipeline inside each auxiliary pipeline (23) in the second box body (2) is of a structure that the cross section area of a gas channel is gradually reduced along the gas flow direction, the right side pipe wall of each auxiliary pipeline (23) is communicated with the second branch pipeline (24), the right end of each second branch pipeline (24) is provided with an opening (24 a), and the opening (24 a) is formed in the right inner panel (22).
  7. 7. The dipping, pulling and coating device according to claim 1, further comprising a communication system for communicating the left chamber (16) and the right chamber (18) outside the first box body (1), wherein the communication system comprises an opening (16 b) at the top end of the left chamber (16), a third pipeline (43) and a third valve (53) which are communicated in sequence, the third pipeline (43) is communicated with the lower end of the storage tank (34), a fourth pipeline (44) is arranged at the upper end of the storage tank (34), a fourth valve (54) is arranged on the fourth pipeline (44), a separator (35) is arranged at the upper end of the fourth pipeline (44), a fifth pipeline (45) is arranged at the side end of the separator (35), a collecting tank (39) is arranged on the fifth pipeline (45), a sixth pipeline (46) is arranged at the lower end of the collecting tank (39), an opening (18 a) is arranged at the top end of the right chamber (18), and the opening (18 a) is communicated with the sixth pipeline (46).
  8. 8. The dip-coating apparatus according to claim 7, wherein the side end of the storage tank (34) is communicated with the second pipe (42) through an eleventh pipe (411) and an eleventh valve (511), the eleventh valve (511) is disposed on the eleventh pipe (411), pellets are stored in the storage tank (34), and the pellets are provided with a surface layer made of silk.
  9. 9. The dip-coating apparatus according to claim 8, wherein the eleventh valve (511), the third valve (53) and the fourth valve (54) are in linkage, the fourth valve (54) being opened when the eleventh valve (511) and the third valve (53) are simultaneously closed, and the eleventh valve (511) and the third valve (53) being opened when the fourth valve (54) is closed.
  10. 10. The dipping, lifting and film coating device according to claim 9, wherein the separator (35) is a vertical cylinder, the upper part of the upper end opening of the separator (35) is communicated with the air inlet of the first fan (36), a filter screen is arranged at the upper end opening of the separator (35), and the air outlet of the first fan (36) is communicated with the first pipe (41) through a twelfth pipe (412) and a twelfth valve (512); The vertical section of the collecting tank (39) is of a positive trapezoid structure, and is used for inputting balls of the collecting tank into a sixth pipeline (46), and inputting balls into the side end of the separator (35) through a fifth pipeline (45) after the balls are converged; A seventh pipeline (47) is communicated with a fifth pipeline (45) between the collecting tank (39) and the fifth valve (55), and a seventh valve (57) is arranged on the seventh pipeline (47).

Description

Dipping, lifting and film plating device Technical Field The invention relates to the technical field of coating, in particular to a dipping, lifting and coating device. Background The dipping and pulling film coating device is a common device for preparing a silicon film on the surface of glass, and is generally used for dipping a glass plate vertically into a film coating liquid, then vertically pulling the glass plate out of the film coating liquid, and drying and heat treating a liquid film attached to the surface of the glass to obtain the required silicon film. The thickness of the silicon film is closely related to the lifting speed of the glass plate, the viscosity of the coating liquid and the downward flowing speed of the adhering liquid, and on the premise of larger flowing speed of the coating liquid, if the faster lifting speed is adopted, the coating liquid adhered to the surface of the glass plate can rapidly flow down and be accumulated at the position of the lower part of the surface of the glass plate, so that uneven film thickness is caused, and the film thickness is mainly represented by the fact that the film thickness of the upper part of the glass plate is thinner than the film thickness of the lower part of the glass plate. In the prior art, the method for solving the problems is to reduce the lifting speed, but the cost is to increase the lifting cycle times and reduce the production efficiency, so that the dipping lifting film plating device is provided for solving the problems. Disclosure of Invention The invention provides a dipping and pulling film plating device which can solve the problem of uneven film thickness. In order to achieve the above object, the present invention provides an immersion lift coating apparatus for preparing a silicon film on a glass surface, comprising: A first box body and a second box body which are both rectangular flat structures, The second box body is arranged in the first box body; The first box body is provided with a right outer panel and a left outer panel which are in a vertical state, a rectangular opening is formed in the right outer panel, a frame is embedded in the right outer panel around the opening, the frame is provided with a cavity with a rectangular section, the right side surface of the frame is provided with a plurality of first holes, the first holes enable the cavity to be communicated with the atmosphere, the upper end of the frame is communicated with the lower end of an eighth pipeline through an opening, the upper end of the eighth pipeline is respectively communicated with a vacuum pump and a second fan through a ninth pipeline and a ninth valve, and the tenth pipeline and the tenth valve are respectively communicated with the vacuum pump and the second fan; when coating, the surface to be coated of the glass faces outwards, the back surface is close to the first hole, and the glass is fixed on the right side surface of the frame under the action of the vacuum pump; The second box body is provided with a left inner panel and a right inner panel, and is positioned between the left outer panel and the right outer panel of the first box body, an upper outer panel is arranged above the first box body, a lower outer panel is arranged at the lower end of the first box body, the upper end of the second box body is connected with the upper outer panel, a space is reserved between the lower end of the second box body and the lower outer panel, the front end of the first box body is provided with a front outer panel, the rear end of the first box body is provided with a rear outer panel, the front end of the second box body is connected with the front outer panel, and the rear end of the second box body is connected with the rear outer panel; wherein, constitute left room, lower room and the right room that communicate in proper order between glass, first box, the second box. As a further optimization of the above solution, the left inner panel, the right inner panel, the left outer panel and the right outer panel are parallel, and there is a space between the left inner panel and the left outer panel, and between the right inner panel and the right outer panel. As a further optimization of the above scheme, the left chamber is located between the left outer panel of the first box and the left inner panel of the second box, the lower chamber is located between the second box bottom and the lower outer panel of the first box bottom, and the right chamber is located between the right outer panel of the first box and the right inner panel of the second box. As a further optimization of the scheme, the device further comprises a gas supply system for supplying working gas to the inside of the first box body, wherein the gas supply system comprises a gas source, a first gas distribution box, a second gas distribution box, a group of main pipelines and a group of auxiliary pipelines, the main pipelines and the auxiliary pipelines are resp