CN117301546A - Quantum dot film processing equipment and processing method - Google Patents
Quantum dot film processing equipment and processing method Download PDFInfo
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- CN117301546A CN117301546A CN202311243156.8A CN202311243156A CN117301546A CN 117301546 A CN117301546 A CN 117301546A CN 202311243156 A CN202311243156 A CN 202311243156A CN 117301546 A CN117301546 A CN 117301546A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
- B65H—HANDLING THIN OR FILAMENTARY MATERIAL, e.g. SHEETS, WEBS, CABLES
- B65H16/00—Unwinding, paying-out webs
- B65H16/02—Supporting web roll
- B65H16/04—Supporting web roll cantilever type
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C65/00—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor
- B29C65/48—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding
- B29C65/52—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive
- B29C65/522—Joining or sealing of preformed parts, e.g. welding of plastics materials; Apparatus therefor using adhesives, i.e. using supplementary joining material; solvent bonding characterised by the way of applying the adhesive by spraying, e.g. by flame spraying
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/001—Joining in special atmospheres
- B29C66/0012—Joining in special atmospheres characterised by the type of environment
- B29C66/0014—Gaseous environments
- B29C66/00141—Protective gases
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C66/00—General aspects of processes or apparatus for joining preformed parts
- B29C66/40—General aspects of joining substantially flat articles, e.g. plates, sheets or web-like materials; Making flat seams in tubular or hollow articles; Joining single elements to substantially flat surfaces
- B29C66/41—Joining substantially flat articles ; Making flat seams in tubular or hollow articles
- B29C66/45—Joining of substantially the whole surface of the articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
- B29L2007/00—Flat articles, e.g. films or sheets
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- Mechanical Engineering (AREA)
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- Toxicology (AREA)
- Coating Apparatus (AREA)
Abstract
The application discloses quantum dot film processing equipment and a quantum dot film processing method, and relates to the technical field of quantum dot film production. A quantum dot film processing device comprises a sealed box body; an upper unreeling component for unreeling the barrier film and a lower unreeling component for unreeling the barrier film are arranged outside one end of the sealing box body, and the upper unreeling component is positioned above the lower unreeling component; the sealing box body is provided with an upper feeding hole for penetrating the barrier film and a lower feeding hole for penetrating the barrier film in a penetrating way; a coating device and a composite component are arranged in the sealed box body, and the composite component is positioned at one side of the coating device far away from the lower feeding hole; the curing part is arranged in the sealing box body and is positioned at one side of the composite component far away from the coating device; the sealed box body is provided with the discharge opening in a penetrating way, and the sealed box body is provided with a rolling component for rolling the composite film. The method can reduce the number of material changing times so as to improve the production efficiency of the quantum dot film.
Description
Technical Field
The application relates to the technical field of quantum dot film production, in particular to quantum dot film processing equipment and a quantum dot film processing method.
Background
The quantum dot film, also called quantum dot film, is used as a brand new nanomaterial with unique light characteristics, and can convert high-energy blue light into red light and green light; quantum dot films are often used as backlight materials in display screens to make the color displayed by the display screen more vivid.
The related art discloses a quantum dot film processing device, which comprises an operation box, wherein a containing table and a sliding block are arranged in the operation box, the sliding block is positioned above the containing table, and the sliding block can horizontally slide in a reciprocating manner; the upper surface of the holding table is paved with an isolating film, the sliding block is provided with a coating head and a mounting roller, and the mounting roller is rotationally connected with the sliding block; the periphery wall of the installation roller is provided with a semicircular arc surface, a barrier film is fixedly adsorbed on the semicircular arc surface, and an ultraviolet lamp is installed on the side wall of one side of the installation roller, which is away from the semicircular arc surface; the operation box is provided with a driving structure for driving the installation roller to rotate; the coating head is used for coating the quantum dot glue solution on the surface of the isolating film. When the quantum dot film is produced, firstly, paving the isolation film on the containing table, and then, adsorbing and fixing the isolation film on the semicircular arc surface of the installation roller; firstly, a sliding block slides from one end of the isolation film to the other end of the isolation film so that the coating head can coat the quantum dot glue solution on the surface of the isolation film, and meanwhile, the driving structure enables the mounting roller to rotate so as to coat the isolation film adsorbed on the semicircular cambered surface on the surface of the quantum dot glue solution coated on the isolation film; when the sliding block is reset, ultraviolet light emitted by the ultraviolet lamp irradiates the quantum dot glue solution between the barrier film and the isolation film, so that the quantum dot glue solution is solidified into a film, and the production and processing operation of the quantum dot film is completed.
For the related art, after finishing one quantum dot film processing, the operation box needs to be opened to take out the processed quantum dot film and lay the isolation film and the isolation film again, so that the operation is complicated, the production efficiency of the quantum dot film is low, and the improvement is needed.
Disclosure of Invention
The purpose of the application is to provide a quantum dot film processing device and a processing method, so as to improve the production efficiency of the quantum dot film.
In a first aspect, the present application provides a quantum dot film processing apparatus that adopts the following technical scheme:
a quantum dot film processing device comprises a sealed box body with a hollow interior; an upper unreeling component for unreeling the barrier film and a lower unreeling component for unreeling the barrier film are arranged outside one end of the sealing box body, and the upper unreeling component is positioned above the lower unreeling component; the sealing box body is provided with an upper feeding hole for penetrating the barrier film and a lower feeding hole for penetrating the barrier film in a penetrating way; the inside of the sealing box body is provided with a coating device for coating quantum dot glue solution on the upper surface of the isolation film and a composite component for compositing the isolation film and the isolation film, and the composite component is positioned on one side of the coating device far away from the lower feed hole; the inside of the sealing box body is provided with a curing piece for curing the quantum dot glue solution, and the curing piece is positioned at one side of the composite component far away from the coating device; the sealed box body is provided with a discharge hole for outputting the compounded film in a penetrating way, and the sealed box body is provided with a winding component for winding the compounded film.
By adopting the technical scheme, the coating device coats the quantum dot glue solution on the isolating film, and after the isolating film is compounded with the isolating film coated with the quantum dot glue solution by the compound component, the quantum dot glue solution is solidified by the solidifying piece, so that the quantum dot film can be formed; and outputting the compounded film through the discharging hole and winding the film on the winding component. The upper unreeling component and the lower unreeling component are matched with each other, so that the barrier film and the isolation film can keep continuous feeding, the material changing times can be reduced, the downtime can be reduced, and the production efficiency of the quantum dot film can be improved.
Optionally, the coating device comprises a liquid containing box containing the quantum dot glue solution, a spray head connected with the liquid containing box, and a driving pump for conveying the quantum dot glue solution in the liquid containing box to the spray head; the liquid outlet end of the spray head is arranged towards the upper surface of the isolating membrane.
By adopting the technical scheme, the quantum dot glue solution in the liquid containing box is conveyed to the spray head by the driving pump and sprayed to the upper surface of the isolating film by the spray head, so that the uniformity of quantum dot glue solution coating is improved.
Optionally, the spray heads are sequentially provided with a plurality of groups along the moving direction of the isolation film, and all spray heads in each group are sequentially arranged at intervals along the width direction of the isolation film; any one spray head in any one group is positioned between two adjacent spray heads in the other adjacent group.
By adopting the technical scheme, all the spray heads are mutually staggered, so that the spray coating uniformity of the quantum dot glue solution is further improved.
Optionally, the sealed box body is provided with a gas pipe, and the inside of the gas pipe is communicated with the inside of the sealed box body; the gas pipe is connected with a positive pressure gas source for inputting protective gas into the gas pipe, and the protective gas is used for protecting the quantum dot glue solution.
Through adopting above-mentioned technical scheme, the protection gas by gas-supply pipe input seal box internal oxygen, steam etc. can be discharged by first feed port, second feed port, discharge port to reduce oxygen or steam etc. and contact with the quantum dot glue solution and lead to the possibility that the quantum dot glue solution was destroyed, thereby be favorable to improving the yields of quantum dot film production. Simultaneously, the gas in the sealed box is outwards discharged by first feed port, second feed port, discharge port, is favorable to reducing the possibility that outside oxygen etc. of sealed box flows to the sealed box to further reduce the risk of quantum dot glue solution and oxygen contact.
Optionally, the gas-supply pipe runs through along the lateral wall of one of them side of self width direction and is provided with the mounting hole, the downthehole dust removal filter that inserts of mounting is equipped with, dust removal filter is used for filtering the protection gas who flows to the seal box.
By adopting the technical scheme, the dust removing filter piece is used for filtering the protective gas, so that the possibility that dust and the like flow into the sealing box body along with the protective gas can be reduced, and the risk that the quantum dot glue solution, the barrier film or the isolation film is polluted by dust and the like can be reduced. The dust removing filter piece can be inserted into the gas pipe through the mounting hole, the structure is simple, and the dust removing filter piece can be conveniently disassembled and assembled, so that the dust removing filter piece can be conveniently cleaned or replaced.
Optionally, the lateral wall of seal box rotates and is provided with the gag lever post, the gag lever post is used for being located the end wall butt of one end of mounting hole with dust removal filter.
Through adopting above-mentioned technical scheme, the gag lever post can restrict the removal of dust removal filter along the depth direction of mounting hole to reduce the possibility that dust removal filter removed to the outside direction of mounting hole, thereby be favorable to improving the fixed stability of dust removal filter.
Optionally, the limiting rod is provided with a limiting protrusion extending towards the direction of the dust removing filter along the depth direction of the mounting hole, and the dust removing filter is provided with a limiting groove in plug-in fit with the limiting protrusion; the end wall of one end of the dust removal filter piece, which is far away from the mounting hole, is provided with an elastic piece which is used for being abutted with the inner side wall of the gas pipe.
Through adopting above-mentioned technical scheme, spacing arch and spacing groove grafting cooperation can restrict the rotation of gag lever post, is favorable to improving the gag lever post and supports the stability of tight dust removal filter.
Optionally, the inner peripheral wall of gas-supply pipe is provided with the mounting groove that supplies the dust removal filter to inlay along the circumference of gas-supply pipe, the dust removal filter is provided with the elasticity sealing ring with the inside wall butt of mounting groove along self circumference.
By adopting the technical scheme, the elastic sealing ring can improve the tightness of connection between the dust removal filter and the gas transmission pipe, thereby reducing the possibility of leakage of protective gas from the mounting hole.
In a second aspect, the method for processing the quantum dot film provided by the application adopts the following technical scheme:
the quantum dot film processing method adopts the quantum dot film processing equipment and comprises the following steps:
preparation before production:
opening the sealed box body, then installing the barrier film roll on the upper unreeling assembly, and installing the barrier film roll on the lower unreeling roller; inserting a barrier film into the upper feed hole and inserting a barrier film into the lower feed hole; sequentially passing the isolation film through the coating device and the composite component, and bypassing the isolation film above the coating device and passing through the composite component; penetrating out the barrier film and the isolation film from the discharge holes and connecting the barrier film and the isolation film with the winding component;
starting production:
starting an upper unreeling component, a lower unreeling component, a coating device, a composite component, a reeling component and a curing piece; the winding component is used for winding the film so as to drive the isolation film and the barrier film to synchronously move; the coating device coats the quantum dot glue solution on the upper surface of the isolating film; the composite component is used for compositing the barrier film on the isolation film so as to cover the quantum dot glue solution; the solidifying piece is used for solidifying the quantum dot glue solution, so that the quantum dot film which can be processed is output by a discharging hole and is rolled by the rolling component.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the upper unreeling component and the lower unreeling component are matched with each other, so that the barrier film and the isolation film can keep continuous feeding, the material changing times can be reduced, the downtime can be reduced, and the production efficiency of the quantum dot film can be improved;
2. the protective gas input into the sealed box body through the gas pipe can discharge oxygen, water vapor and the like in the sealed box body through the first feeding hole, the second feeding hole and the discharging hole, so that the possibility that the quantum dot glue solution is damaged due to contact of the oxygen or the water vapor and the like with the quantum dot glue solution is reduced, and the yield of quantum dot film production is improved.
Drawings
Fig. 1 is an overall schematic diagram of a quantum dot thin film processing apparatus of the present application.
Fig. 2 is a schematic sectional view for showing the internal structure of the sealed case.
Fig. 3 is a schematic view for showing the structure of the coating apparatus.
Fig. 4 is an enlarged view of a portion a in fig. 2.
Fig. 5 is a schematic sectional view for showing a connection structure between the dust removing filter and the gas pipe.
In the figure, 1, a supporting frame; 11. sealing the box body; 111. an upper feed hole; 112. a lower feed hole; 113. a guide roller; 114. sealing the cover plate; 115. a support roller; 116. an air inlet hole; 117. a discharge hole; 118. an infusion hole; 1181. an infusion tube; 12. an upper unreeling component; 121. a frame; 122. a rotating roller; 123. a rotating motor; 13. a lower unreeling component; 14. a barrier film; 15. a separation film; 16. a winding assembly; 2. a support table; 3. a coating device; 31. a liquid container; 311. a liquid pipe; 32. a spray head; 33. driving a pump; 4. a composite component; 41. a composite frame; 411. a compound motor; 42. a composite roller; 421. a connecting gear; 5. a cured member; 6. a gas pipe; 61. a mounting hole; 62. installing a ring groove; 63. a dust removal filter; 631. a mounting frame; 6311. an elastic sealing ring; 6312. a limit groove; 632. a nylon filter screen; 64. a limit rod; 641. a limit protrusion; 65. an elastic member.
Detailed Description
The present application is described in further detail below with reference to fig. 1-5.
Referring to fig. 1, quantum dot film processing equipment comprises a support frame 1 and a sealing box body 11, wherein the sealing box body 11 is fixedly connected with the support frame 1 so as to support the sealing box body 11 by the support frame 1; the seal case 11 is a hollow case. An upper unreeling assembly 12 and a lower unreeling assembly 13 are arranged outside one end of the sealed box 11, and the upper unreeling assembly 12 is located above the lower unreeling assembly 13. The upper unreeling assembly 12 and the lower unreeling assembly 13 comprise a rack 121, a rotating roller 122 rotatably connected with the rack 121, and a rotating motor 123 fixedly connected with the rack 121, wherein the rotating roller 122 is used for installing a corresponding barrier film roll or a barrier film roll; an output shaft of the rotating motor 123 is connected to the rotating roller 122 to drive the rotating roller 122 to rotate, thereby unreeling the corresponding barrier film 14 or barrier film 15.
Referring to fig. 1, an upper feed hole 111 is formed through the sealed case 11 at the position of the frame 121 of the upper unreeling assembly 12, and a lower feed hole 112 is formed through the sealed case 11 at the position of the frame 121 of the lower unreeling assembly 13. The outer side walls of the sealing box 11, which are positioned at the upper feeding hole 111 and the lower feeding hole 112, are respectively provided with a guide roller 113, and the guide rollers 113 are rotatably connected with a frame 121 positioned at the corresponding positions; the barrier film 14 bypasses the guide roller 113 at the corresponding position and is inserted into the upper feed hole 111, and the barrier film 15 bypasses the guide roller 113 at the corresponding position and is inserted into the lower feed hole 112. An operation hole (not shown) is perforated in the outer side wall of the sealing case 11 along one side of the length direction of the rotating roller 122 for operation adjustment of the positions of the barrier film 14 and the isolation film 15 extending into the sealing case 11. The seal box 11 is provided with a seal cover plate 114, the seal cover plate 114 covers the operation hole, and the seal cover plate 114 is fixedly connected with the seal box 11 through screws.
Referring to fig. 2, a supporting table 2, a coating apparatus 3, a composite assembly 4, and a curing member 5 are provided inside a sealing case 11. The support table 2 is fixed with the inner bottom wall of the sealed box 11 for supporting the isolation film 15; the coating device 3 is positioned right above the supporting table 2 and is used for coating the quantum dot glue solution on the upper surface of the isolating film 15; the seal case 11 is provided with a support roller 115 at a position above the coating device 3, and the support roller 115 is used for supporting the barrier film 14. An air inlet 116 is formed in the outer top wall of the sealed box body 11 in a downward penetrating mode, an air pipe 6 is inserted into the air inlet 116, and the outer peripheral wall of the air pipe 6 is welded and fixed with the inner peripheral wall of the air inlet 116. The end of the gas pipe 6 far away from the sealed box 11 is connected with a positive pressure gas source (not shown in the figure), and the positive pressure gas source is used for inputting protective gas into the gas pipe 6, wherein the protective gas comprises nitrogen; the protective gas is used for replacing air in the sealed box 11 so as to reduce the risk of damage caused by contact of the quantum dot glue solution with oxygen. In another embodiment, the shielding gas may also be helium or argon or other gas capable of shielding the quantum dot glue solution.
Referring to fig. 2, the complex assembly 4 is located at a side of the support table 2 remote from the lower feed hole 112; the compounding assembly 4 comprises a compounding rack 41 and two compounding rolls 42. The composite frame 41 is welded and fixed with the inner bottom wall of the sealed box 11; the two compound rollers 42 are sequentially arranged at intervals along the up-down direction, and the two compound rollers 42 are both in rotary connection with the compound frame 41; the barrier film 15 and the barrier film 14 are each passed through with a gap between two compounding rolls 42, and the compounding roll 42 in the lower position is used for supporting the barrier film 15, and the peripheral wall of the compounding roll 42 in the upper position abuts against the upper surface of the barrier film 14 for compounding the barrier film 14 and the barrier film 15 with each other. In this embodiment, the connecting gears 421 are fixedly installed on the rotating shafts of the two composite rollers 42, and the two connecting gears 421 are meshed with each other; the compound frame 41 is provided with a compound motor 411, and an output shaft of the compound motor 411 is connected with a rotating shaft of one of the compound rollers 42 so as to drive the two compound rollers 42 to rotate synchronously and in opposite directions, thereby facilitating the movement of the barrier film 14 and the isolation film 15.
Referring to fig. 2, an end wall of one end of the sealed box 11 far away from the lower feed hole 112 is provided with a discharge hole 117 in a penetrating manner, and an outer end wall of the sealed box 11 at the position of the discharge hole 117 is provided with a winding assembly 16; the structure of the winding assembly 16 is the same as that of the upper unwinding assembly 12, and a frame 121 of the winding assembly 16 is fixedly connected with the sealing box 11. The composite barrier film 14 and the barrier film 15 are jointly penetrated out from the discharge hole 117 and wound around the outer peripheral wall of the rotating roller 122 of the winding assembly 16, so that the winding roller pulls the barrier film 14 and the barrier film 15, and the barrier film 14 and the barrier film 15 can be continuously fed. The curing member 5 is located at a position between the composite frame 41 and the discharge hole 117; the curing member 5 comprises an ultraviolet lamp, and the curing member 5 is mounted on the inner top wall of the sealed box 11, so that ultraviolet light emitted by the curing member 5 irradiates the quantum dot glue solution positioned between the barrier film 14 and the barrier film 15, and the quantum dot glue solution can be cured into a film.
Referring to fig. 2 and 3, the coating device 3 includes a liquid tank 31, a spray head 32, and a drive pump 33. The liquid container 31 is a shell with an opening at the upper end and a hollow interior; the length direction of the liquid containing box 31 is set along the width direction of the isolating film 15, and the two ends of the liquid containing box 31 are fixedly connected with the inner side wall of the sealing box 11 through the support. An infusion hole 118 is formed in the outer top wall of the sealing box body 11 in a downward penetrating mode, an infusion tube 1181 is inserted into the infusion hole 118, and the outer peripheral wall of the infusion tube 1181 is attached to the inner peripheral wall of the infusion hole 118. One end of the infusion tube 1181 located in the sealed box 11 extends into the liquid containing box 31, the other end of the infusion tube 1181 is connected with a pump (not shown in the figure), and the liquid inlet end of the pump is connected with a tank body (not shown in the figure) containing the quantum dot glue solution through a pipeline so as to convey the quantum dot glue solution into the liquid containing box 31.
Referring to fig. 2 and 3, the outer bottom wall of the liquid container 31 is fixedly provided with liquid passing pipes 311 by welding therebetween, the length direction of the liquid passing pipes 311 is set along the length direction of the liquid container 31, and the liquid passing pipes 311 are sequentially provided at intervals along the width direction of the liquid container 31. The spray head 32 is welded and fixed with the outer peripheral wall of the liquid passing pipe 311, and the liquid outlet end of the spray head 32 faces downwards and is arranged towards the upper surface of the isolating membrane 15; the number of the spray heads 32 positioned on each liquid passing pipe 311 is multiple, all spray heads 32 on each liquid passing pipe 311 are sequentially arranged at intervals along the length direction of the corresponding liquid passing pipe 311, and any spray head 32 on any liquid passing pipe 311 is positioned between two adjacent spray heads 32 on the adjacent other liquid passing pipe 311, so that all spray heads 32 are arranged in a staggered manner.
Referring to fig. 3, a driving pump 33 is fixedly installed at an outer sidewall of the liquid container 31 by means of screws; the liquid inlet end of the driving pump 33 extends to the inside of the liquid containing tank 31 through a pipeline, and the liquid outlet end of the driving pump 33 is connected with the liquid passing pipe 311 through a pipeline. The pump 33 is driven to convey the quantum dot glue solution in the liquid container 31 into the liquid through pipe 311, so that the quantum dot glue solution is uniformly sprayed on the upper surface of the isolation film 15 by the spray head 32.
Referring to fig. 4 and 5, an outer side wall of one side of the air pipe 6 in the width direction thereof is provided with a mounting hole 61, and the mounting hole 61 is located at a position of the air pipe 6 near one end of the sealing case 11; the mounting hole 61 is formed through the gas pipe 6 in the wall thickness direction. The inner side wall of the air pipe 6 is provided with a mounting ring groove 62 along the circumferential direction of the air pipe 6, and the inner side wall of the mounting ring groove 62 is connected with the inner side wall of the mounting hole 61. The dust removing filter 63 is inserted into the mounting hole 61, and the dust removing filter 63 includes a mounting frame 631 and a nylon filter screen 632 adhesively fixed to an inner side wall of the mounting frame 631. The mounting frame 631 is embedded in the mounting ring groove 62, and the side walls of the mounting frame 631 on two sides of the width direction of the mounting hole 61 are provided with elastic sealing rings 6311, wherein the elastic sealing rings 6311 comprise rubber rings; the elastic sealing ring 6311 is tightly attached to the inner side wall of the mounting ring groove 62, so as to improve the tightness of the connection between the mounting frame 631 and the air pipe 6, and the nylon filter screen 632 is used for filtering the protective gas flowing into the sealing box 11, so as to reduce the possibility that dust and the like in the protective gas flow into the sealing box 11.
Referring to fig. 5, the air delivery pipe 6 is provided with a stopper rod 64 and an elastic member 65. The limiting rod 64 is positioned on the outer side wall of the gas pipe 6 provided with the mounting hole 61, and one end of the limiting rod 64 is rotatably connected with the upper position of the mounting hole 61 through a pin shaft; the axial direction of the pin shaft of the stopper rod 64 is set in the depth direction of the mounting hole 61. One end of the limiting rod 64, which is far away from the pin shaft of the limiting rod 64, extends downwards to the position of the mounting hole 61, and the lower end of the limiting rod 64 is abutted with the end wall of the mounting frame 631, which is positioned at one end of the mounting hole 61, so that the stability of fixing the mounting frame 631 is improved. The elastic member 65 includes a rubber pad; the elastic member 65 is adhered and fixed to the end wall of the end, far away from the mounting hole 61, of the mounting frame 631, and the elastic member 65 abuts against the inner side wall of the corresponding side of the mounting ring groove 62, so that the limiting rod 64 abuts against the end wall of the mounting frame 631, and the stability of fixing the mounting frame 631 is further improved.
Referring to fig. 5, a limiting protrusion 641 is welded and fixed to a side wall of the limiting rod 64 facing the mounting frame 631 direction, and the limiting protrusion 641 is hemispherical; the end wall of the mounting frame 631 is provided with a limit groove 6312, and the limit projection 641 is in plug-in fit with the limit groove 6312 to limit the rotation of the limit rod 64, thereby improving the stability of the limit rod 64 against the mounting frame 631.
The embodiment also discloses a quantum dot film processing method, which adopts the quantum dot film processing equipment and comprises the following steps:
s1, preparation before production:
s11, opening the sealing cover plate 114, mounting the barrier film roll on the rotating roller 122 of the upper unreeling assembly 12, and mounting the barrier film roll on the rotating roller 122 of the lower unreeling assembly 13;
s12, inserting the barrier film 14 into the upper feed hole 111, and inserting the isolation film 15 into the lower feed hole 112;
s13, sequentially passing the isolating film 15 through the position between the spray head 32 and the supporting table 2 and the position between the two compound rollers 42, and bypassing the isolating film 14 around the supporting roller 115 and passing through the position between the two compound rollers 42, wherein the isolating film 14 is stacked above the isolating film 15;
s14, penetrating out the barrier film 14 and the barrier film 15 through the discharge holes 117 and winding the barrier film and the barrier film around the rotating roller 122 of the winding assembly 16;
s15, installing a sealing cover plate 114; starting a positive pressure air source to input protective gas into the sealed box 11 through the air pipe 6; when the gas transmission of the protective gas reaches the preset time, namely after the protective gas is fully filled in the sealed box 11, a pump connected with the infusion tube 1181 is started to input the quantum dot glue solution into the liquid containing box 31;
s2, starting production:
s21, starting a rotating motor 123 of the upper unreeling component 12, a rotating motor 123 of the lower unreeling component 13, a driving pump 33 of the coating device 3, a compound motor 411, a rotating motor 123 of the reeling component 16 and a curing piece 5;
the rotating roller 122 of the winding assembly 16 is used for winding the film to drive the isolating film 15 and the barrier film 14 to synchronously move, so that the spray head 32 can uniformly spray the quantum dot glue solution on the upper surface of the isolating film 15; the two compounding rollers 42 are matched with each other to compound the barrier film 14 on the barrier film 15, and meanwhile, the quantum dot glue solution is fully and uniformly filled in the position between the barrier film 14 and the barrier film 15; the solidifying piece 5 solidifies the quantum dot glue solution, so that the quantum dot glue solution can be solidified into a quantum dot film, and the quantum dot film is synchronously output by the discharging hole 117 along with the isolating film 15 and the barrier film 14 and is wound by the rotating roller 122 of the winding assembly 16. The upper unreeling component 12 and the lower unreeling component 13 are matched with each other, so that the barrier film 14 and the barrier film 15 can keep continuous feeding, the number of times of material changing is reduced, and the downtime can be reduced, so that the production efficiency of the quantum dot film is improved.
The embodiments of this embodiment are all preferred embodiments of the present application, and are not intended to limit the scope of the present application, in which like parts are denoted by like reference numerals. Therefore: all equivalent changes in structure, shape and principle of this application should be covered in the protection scope of this application.
Claims (9)
1. A quantum dot film processing device comprises a sealed box body (11) with a hollow interior; the method is characterized in that: an upper unreeling component (12) for unreeling a barrier film (14) and a lower unreeling component (13) for unreeling a barrier film (15) are arranged outside one end of the sealing box body (11), and the upper unreeling component (12) is positioned above the lower unreeling component (13); the sealing box body (11) is provided with an upper feeding hole (111) for the barrier film (14) to penetrate through and a lower feeding hole (112) for the barrier film (15) to penetrate through; the inside of the sealing box body (11) is provided with a coating device (3) for coating quantum dot glue solution on the upper surface of the isolation film (15) and a composite component (4) for compositing the isolation film (14) and the isolation film (15), wherein the composite component (4) is positioned on one side of the coating device (3) far away from the lower feeding hole (112); a curing piece (5) for curing the quantum dot glue solution is arranged in the sealing box body (11), and the curing piece (5) is positioned at one side of the composite component (4) far away from the coating device (3); the sealed box body (11) is provided with a discharge hole (117) for outputting the compounded film in a penetrating mode, and the sealed box body (11) is provided with a rolling assembly (16) for rolling the compounded film.
2. The quantum dot thin film processing apparatus according to claim 1, wherein: the coating device (3) comprises a liquid containing box (31) containing the quantum dot liquid cement, a spray head (32) connected with the liquid containing box (31), and a driving pump (33) for conveying the quantum dot liquid cement in the liquid containing box (31) to the spray head (32); the liquid outlet end of the spray head (33) is arranged towards the upper surface of the isolating membrane (15).
3. The quantum dot thin film processing apparatus according to claim 2, wherein: the spray heads (32) are sequentially provided with a plurality of groups along the moving direction of the isolating film (15), and all the spray heads (32) in each group are sequentially arranged at intervals along the width direction of the isolating film (15); any one of the spray heads (32) in any one of the groups is located at a position between adjacent two of the spray heads (32) in the adjacent other group.
4. The quantum dot thin film processing apparatus according to claim 1, wherein: the sealed box body (11) is provided with a gas pipe (6), and the inside of the gas pipe (6) is communicated with the inside of the sealed box body (11); the gas pipe (6) is connected with a positive pressure gas source for inputting protective gas into the gas pipe, and the protective gas is used for protecting the quantum dot glue solution.
5. The quantum dot thin film processing apparatus according to claim 4, wherein: the gas pipe (6) is provided with a mounting hole (61) in a penetrating mode along the outer side wall of one side of the width direction of the gas pipe, a dust removal filter (63) is inserted into the mounting hole (61), and the dust removal filter (63) is used for filtering protection gas flowing into the sealing box body (11).
6. The quantum dot thin film processing apparatus according to claim 5, wherein: the outer side wall of the sealing box body (11) is rotatably provided with a limiting rod (64), and the limiting rod (64) is used for being abutted with the end wall of one end of the dust removal filter piece (63) located in the mounting hole (61).
7. The quantum dot thin film processing apparatus according to claim 6, wherein: the limiting rod (64) is provided with a limiting protrusion (641) extending towards the direction of the dust removing filter (63) along the depth direction of the mounting hole (61), and the dust removing filter (63) is provided with a limiting groove (6312) in plug-in fit with the limiting protrusion (641); the end wall of one end of the dust removal filter (63) far away from the mounting hole (61) is provided with an elastic piece (65) used for abutting against the inner side wall of the air pipe (6).
8. The quantum dot thin film processing apparatus according to claim 5, wherein: the inner peripheral wall of the air pipe (6) is provided with an installation ring groove (62) for embedding the dust removal filter (63) along the circumferential direction of the air pipe (6), and the dust removal filter (63) is provided with an elastic sealing ring (6311) which is abutted to the inner side wall of the installation ring groove (62) along the circumferential direction of the dust removal filter.
9. A quantum dot film processing method is characterized in that: use of a quantum dot thin film processing apparatus according to any one of claims 1 to 8, comprising the steps of:
preparation before production:
opening the sealed box body (11), then installing a barrier film (14) on the upper unreeling component (12) in a rolling way, and installing a barrier film (15) on the lower unreeling roller in a rolling way; inserting a barrier film (14) into the upper feed hole (111) and inserting a barrier film (15) into the lower feed hole (112); sequentially passing a separation film (15) through the coating device (3) and the composite component (4), and bypassing a separation film (14) above the coating device (3) and passing through the composite component (4); the barrier film (14) and the isolation film (15) are penetrated out from the discharge hole (117) and are connected with the rolling component (16);
starting production:
starting an upper unreeling component (12), a lower unreeling component (13), a coating device (3), a composite component (4), a reeling component (16) and a curing piece (5); the winding component (16) is used for winding the film so as to drive the isolating film (15) and the barrier film (14) to synchronously move; the coating device (3) coats the quantum dot glue solution on the upper surface of the isolating film (15); the composite component (4) is used for compositing the barrier film (14) on the isolation film (15) so as to cover the quantum dot glue solution; the solidifying piece (5) is used for solidifying the quantum dot glue solution, so that the quantum dot film which can be processed is provided with a discharging hole (117) to be output and rolled by the rolling component (16).
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| CN202311243156.8A CN117301546A (en) | 2023-09-25 | 2023-09-25 | Quantum dot film processing equipment and processing method |
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