CN115139636B - Photovoltaic glass printing device based on UV imprinting technology and printing process thereof - Google Patents
Photovoltaic glass printing device based on UV imprinting technology and printing process thereof Download PDFInfo
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- CN115139636B CN115139636B CN202211077017.8A CN202211077017A CN115139636B CN 115139636 B CN115139636 B CN 115139636B CN 202211077017 A CN202211077017 A CN 202211077017A CN 115139636 B CN115139636 B CN 115139636B
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- 238000007639 printing Methods 0.000 title claims abstract description 36
- 238000005516 engineering process Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims abstract description 23
- 239000011347 resin Substances 0.000 claims abstract description 48
- 229920005989 resin Polymers 0.000 claims abstract description 48
- 230000005540 biological transmission Effects 0.000 claims abstract description 21
- 238000007790 scraping Methods 0.000 claims abstract description 19
- 238000005507 spraying Methods 0.000 claims abstract description 10
- GGCZERPQGJTIQP-UHFFFAOYSA-N sodium;9,10-dioxoanthracene-2-sulfonic acid Chemical compound [Na+].C1=CC=C2C(=O)C3=CC(S(=O)(=O)O)=CC=C3C(=O)C2=C1 GGCZERPQGJTIQP-UHFFFAOYSA-N 0.000 claims description 52
- 229920000139 polyethylene terephthalate Polymers 0.000 claims description 12
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 10
- 239000000758 substrate Substances 0.000 claims description 9
- 239000011248 coating agent Substances 0.000 claims description 7
- 238000000576 coating method Methods 0.000 claims description 7
- 239000007788 liquid Substances 0.000 claims description 7
- 238000012546 transfer Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 3
- -1 polyethylene terephthalate Polymers 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims 2
- 230000000694 effects Effects 0.000 abstract description 7
- 238000003486 chemical etching Methods 0.000 abstract description 4
- 239000010410 layer Substances 0.000 description 20
- 230000001681 protective effect Effects 0.000 description 14
- 238000010586 diagram Methods 0.000 description 6
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- 230000007797 corrosion Effects 0.000 description 2
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- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000003848 UV Light-Curing Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000003504 photosensitizing agent Substances 0.000 description 1
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- 239000007921 spray Substances 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F17/00—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for
- B41F17/24—Printing apparatus or machines of special types or for particular purposes, not otherwise provided for for printing on flat surfaces of polyhedral articles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F23/00—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing
- B41F23/04—Devices for treating the surfaces of sheets, webs, or other articles in connection with printing by heat drying, by cooling, by applying powders
- B41F23/044—Drying sheets, e.g. between two printing stations
- B41F23/045—Drying sheets, e.g. between two printing stations by radiation
- B41F23/0453—Drying sheets, e.g. between two printing stations by radiation by ultraviolet dryers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2217/00—Printing machines of special types or for particular purposes
- B41P2217/10—Printing machines of special types or for particular purposes characterised by their constructional features
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Photovoltaic Devices (AREA)
Abstract
The invention provides a photovoltaic glass printing device based on a UV (ultraviolet) imprinting technology and a printing process thereof, and the photovoltaic glass printing device comprises a support, wherein the support is sequentially provided with a film adjusting mechanism, a mold generating mechanism and an imprinting transmission system from top to bottom, the imprinting transmission system penetrates through the lower part of the support, a track assembly is arranged above the imprinting transmission system and on one side of the support, and a glass transferring mechanism and a resin spraying mechanism are arranged on the track assembly; the film adjusting mechanism is also detachably connected with the resin scraping structure. According to the photovoltaic glass printing device based on the UV imprinting technology and the printing process thereof, the UV imprinting technology can be applied to photovoltaic glass so as to form a printing effect, and compared with a chemical etching process, the printing precision is greatly improved.
Description
Technical Field
The invention belongs to the technical field of UV (ultraviolet) imprinting, and particularly relates to a photovoltaic glass printing device based on a UV imprinting technology and a printing process thereof.
Background
UV impression, namely ultraviolet impression, a printing process through ultraviolet drying and curing ink, the ink containing photosensitizer needs to be matched with a UV curing lamp, the existing domestic UV impression is that prepared glue is firstly put in a water tank during production, a mesh roller is soaked in the glue and coated on a film during production, and then UV impression is carried out. The stamping mode comprises two parts: firstly, gluing a film by using a mesh roller; and secondly, carrying out UV stamping on the glued film.
With the more and more excellent living conditions of people, the aesthetic point of life beauty of people has different new heights for different things, such as communication tool mobile phones and household appliances which are indispensable to the life of people. In recent years, a large number of design schemes applying the 2D \/3D micro-nano texture structure are adopted as the decoration of product appearance, so that the 2D \/3D stereoscopic vision effect brought by the 2D \/3D micro-nano texture structure is achieved, the product appearance is unique, and the product is highly ambiguous by consumers. The processing of 2D \3Dmicro-nano texture structure products mainly depends on acid corrosion and other processes, the domestic yield is limited, the market requirements cannot be met, the traditional processes such as acid corrosion and the like have serious pollution, the energy consumption is huge, the production period is long, and the consistency of the products is poor, so the technical limit of the chemical etching process can only process and manufacture some products with lower precision requirements, the roughness can not reach the optical level, the market requirements cannot be met, and in addition, the emission and treatment of acidic and alkaline chemicals can also bring great pollution to the living environment of people.
Therefore, the scheme applies the UV imprinting technology to the printing of the photovoltaic glass so as to realize the technical effect which cannot be realized by the conventional chemical etching method.
Disclosure of Invention
The invention aims to provide a photovoltaic glass printing device based on a UV (ultraviolet) imprinting technology and a printing process thereof, which solve the technical problem of how to apply the UV imprinting technology to photovoltaic glass so as to form a printing effect, and greatly improve the printing precision compared with a chemical etching process.
A photovoltaic glass printing device based on a UV (ultraviolet) imprinting technology comprises a support, wherein a film adjusting mechanism, a mold generating mechanism and an imprinting transmission system are sequentially arranged on the support from top to bottom, the imprinting transmission system penetrates through the lower part of the support, a track assembly is arranged above the imprinting transmission system and on one side of the support, and a glass transferring mechanism and a resin spraying mechanism are arranged on the track assembly; the film adjusting mechanism is also detachably connected with the resin scraping structure.
The film adjusting mechanism comprises a third lifting cylinder vertically arranged, a U-shaped plate with a downward opening and arranged at the bottom end of the third lifting cylinder, and fixing rods respectively arranged at two ends of the U-shaped plate;
the film taking-up and paying-off device further comprises a rotating plate arranged between the two fixing rods, a film taking-up and paying-off assembly arranged on the rotating plate, and a driving structure arranged on the outer side of the U-shaped plate;
the two sides of the rotating plate are respectively hinged on the two fixing rods through rotating shafts, and one of the rotating shafts extends and is connected with the driving structure.
The driving structure comprises a gear and a toothed bar, the gear is coaxially arranged on the rotating shaft, the toothed bar is vertically arranged, the gear is meshed with the side face of the toothed bar, the top end of the toothed bar is connected onto the support, the bottom end of the toothed bar is connected onto the supporting plate, and the supporting plate is arranged on the support.
The film collecting and releasing assembly comprises a first rotating roller and a second rotating roller which are parallel to each other, and silver salt photosensitive films, wherein the two ends of the first rotating roller and the second rotating roller are connected with each other respectively, the first rotating roller and the second rotating roller are arranged at the two ends of the rotating plate respectively, and the silver salt photosensitive films are tightly attached to the bottom surface of the rotating plate.
The two sides of the U-shaped plate are respectively provided with a first protective cover and a second protective cover, the first protective cover and one side part and the bottom of the second protective cover are both provided with openings, the two ends of the first protective cover are overlapped on the fixing rods, the two ends of the second protective cover are overlapped on the fixing rods, the U-shaped plate is provided with the first protective cover and the second protective cover which form a closed structure with an opening at the bottom, and the fixing rods are arranged at the opening positions at the bottom of the closed structure.
The mold generation mechanism comprises a first lifting cylinder, lifting blocks and an ultraviolet light box, the first lifting cylinder is arranged on two sides of the support, the lifting blocks are arranged at the top ends of the first lifting cylinder, the ultraviolet light box is arranged between the two lifting blocks, rotating shafts are vertically arranged at two ends of the ultraviolet light box respectively, the two rotating shafts penetrate through the two lifting blocks respectively, one rotating shaft is connected with a second motor, the second motor is arranged on one lifting block, a mold plate is arranged on the outer side of the ultraviolet light box, and the mold plate is connected to the lifting blocks through screws;
the bottom of the lifting block is provided with an embedded groove, and the telescopic end of the first lifting cylinder is detachably arranged in the embedded groove.
The impression transmission system comprises a conveyor belt arranged below the support in a penetrating mode, driving shafts respectively supported at two ends of the conveyor belt and a motor I connected with one of the driving shafts, and the driving shafts are arranged on a positioning frame;
a fixing plate is horizontally arranged on the inner side of the conveying belt and arranged on the bracket;
the lateral surface of conveyer belt is equidistant to be provided with a plurality of spacing, adjacent two detachable is provided with photovoltaic glass between the spacing.
The resin scraping structure comprises an upper limiting column and a lower limiting column which are parallel to each other, an upper embedding column vertically arranged on one end face of the upper limiting column, and a lower embedding column vertically arranged on one end face of the lower limiting column, wherein the upper embedding column and the lower embedding column are respectively vertically inserted on the outer side face of the rack bar;
still be in including scraping pole, the coaxial setting that the level set up the screw thread post of scraping pole one end, the lateral surface of scraping the pole is provided with the sword strip, the screw thread post with the outer terminal surface of pivot can be dismantled and be connected.
A photovoltaic glass printing process based on a UV imprinting technology and a photovoltaic glass printing device based on the UV imprinting technology specifically comprise the following steps:
step S1: preparing photovoltaic glass, designing a required planar micro-nano texture structure graph by using computer design drawing software CAD;
step S2: manufacturing a corresponding silver salt photosensitive film by using the planar micro-nano texture structure pattern designed in the step S1;
and step S3: arranging the silver salt photosensitive film on a film adjusting mechanism, driving the silver salt photosensitive film to move up and down under the action of the film adjusting mechanism, and turning the silver salt photosensitive film for 180 degrees according to actual needs;
and step S4: selecting a PET (polyethylene terephthalate) substrate, coating a resin layer on the surface of the PET substrate, arranging the PET substrate coated with the resin layer below a silver salt photosensitive film, driving the silver salt photosensitive film to move downwards by a film adjusting mechanism, and combining the resin layer with the silver salt photosensitive film to manufacture a resin-based nano texture mold;
step S5: arranging the nano-texture mould on a mould generating mechanism, and reversely rotating the nano-texture mould by 180 degrees under the action of the mould generating mechanism to enable the nano-texture mould to face the photovoltaic glass below the nano-texture mould;
step S6: and (4) coating a liquid resin layer on the surface of the photovoltaic glass, combining the nano-texture mould with the liquid resin layer by utilizing the nano-texture mould in the steps S4 and S5 and adopting a UV (ultraviolet) imprinting technology, so that a 3D texture is formed on the back surface of the photovoltaic glass to finish the product, and then outputting the photovoltaic glass under the action of an imprinting transmission system.
The invention achieves the following remarkable effects:
(1) This scheme is provided with film guiding mechanism, can produce following several technological effects simultaneously:
under the action of the lifting cylinder III, the lifting cylinder III is used for adjusting the distance between a silver salt photosensitive film and a mold generation mechanism, a resin layer is coated on a template, and the silver salt photosensitive film is combined with the resin layer to form a nano-texture mold;
secondly, under the action of the driving structure, the silver salt photosensitive film is arranged on the rotating plate, so that the rotation of the rotating plate is realized, the silver salt photosensitive film can be adjusted to the corresponding position according to the actual situation, for example, when the silver salt photosensitive film is required to be combined with the mold, the silver salt photosensitive film can be adjusted to be arranged downwards; when the film needs to be adjusted or replaced, the silver salt photosensitive film is rotated to be arranged upwards;
the silver salt photosensitive film is arranged in the closed structure, so that the silver salt photosensitive film has the function of protecting the silver salt photosensitive film, and dust and the like in the air are prevented from falling onto the silver salt photosensitive film;
fourthly, a film take-up and pay-off assembly is arranged on the rotary plate, different lines are arranged on the silver salt photosensitive film, different film lines can be selected according to the actual situation, and the protective cover I and the protective cover II are combined to be beneficial to the integral protection of the silver salt photosensitive film;
(2) The ultraviolet lamp box is provided with a mold generating mechanism, a template is arranged on the upper bottom surface or the lower bottom surface of the ultraviolet lamp box, a resin layer is coated on the template, the ultraviolet lamp box rotates under the action of a motor and can be in separable contact with a silver salt photosensitive film to form a mold, and the ultraviolet lamp box has the function of supporting the template besides providing UV illumination;
under the action of the motor, the ultraviolet light box rotates to enable the template to be arranged downwards, and then the ultraviolet light box can be contacted with the photovoltaic glass, so that the photovoltaic glass with the lines is formed conveniently and quickly;
in addition, the first lifting cylinder is in separable contact with the lifting block, when the template needs to be replaced or a resin layer needs to be sprayed on the template, the first lifting cylinder is naturally separated from the lifting block, so that the ultraviolet light box moves to the outer side of the support under the action of the conveyor belt, and the installation and replacement processes are greatly facilitated;
(3) The scheme is provided with the impression transmission system, the track assembly, the glass transfer mechanism and the resin spraying mechanism, and realizes the processes of glass transfer, resin coating spraying and impression transmission, thereby realizing streamlined printing of photovoltaic glass and greatly improving the working efficiency;
(4) Be provided with the resin and strike off the structure, when needs strike off the resin picture layer in the template, take off the template, place at last spacing post, spacing post position down, under the rotatory elevating action of striking off the pole, realized the effect of striking off to template resin picture layer.
Drawings
Fig. 1 is a first schematic structural diagram of a printing apparatus according to an embodiment of the present invention.
Fig. 2 is a second schematic structural diagram of a printing apparatus according to an embodiment of the present invention.
Fig. 3 is a schematic diagram of an external structure of a film adjusting mechanism according to an embodiment of the present invention.
Fig. 4 is a schematic diagram of the internal structure of the film adjustment mechanism in the embodiment of the present invention.
FIG. 5 is a top view of a template assembly according to an embodiment of the present invention.
FIG. 6 is a bottom view of a template assembly according to an embodiment of the invention.
FIG. 7 is a schematic structural diagram of an imprint transfer system in an embodiment of the present invention.
Fig. 8 is a schematic view of an installation structure of a resin scraping structure in an embodiment of the present invention.
Fig. 9 is a diagram illustrating the operation of the scraping bar and the template according to the embodiment of the present invention.
Wherein the reference numbers are: 1. a support; 2. a rack bar; 21. an upper limiting column; 211. an upper embedded column; 22. a lower restraint post; 221. a lower embedded column; 23. a support plate; 3. a gear; 31. a scraping bar; 311. a threaded post; 4. a conveyor belt; 41. a limiting strip; 42. a fixing plate; 5. a first motor; 6. a first lifting cylinder; 7. a template assembly; 71. a template; 72. a screw; 73. an ultraviolet light box; 8. a lifting block; 81. a groove is embedded; 9. a second motor; 10. a spray coater; 11. a first track; 12. a second track; 13. moving a first vehicle; 14. a second lifting cylinder; 15. a film adjusting mechanism; 151. a first protective cover; 152. a U-shaped plate; 153. a second protective cover; 154. fixing the rod; 155. a rotating shaft; 156. rotating the plate; 157. a first micro-motor; 158. silver salt photographic film; 159. rotating a first roller; 160. a second micro-motor; 161. rotating a second roller; 16. a third lifting cylinder; 17. a horizontal plate; 18. a second moving vehicle; 19. a lifting cylinder IV; 20. a vacuum cylinder; 92. a mold generating mechanism; 93. an impression transport system; 94. a glass transfer mechanism; 95. a resin spraying mechanism; 96. a track assembly; 97. resin scraping structure.
Detailed Description
In order to clearly illustrate the technical features of the present solution, the present solution is described below by way of specific embodiments.
Referring to fig. 1-9, a photovoltaic glass printing device based on UV imprinting technology comprises a support 1, the support 1 is sequentially provided with a film adjusting mechanism 15, a mold generating mechanism 92 and an imprinting transmission system 93 from top to bottom, the imprinting transmission system 93 penetrates through the lower part of the support 1, a track assembly 96 is arranged above the imprinting transmission system 93 and on one side of the support 1, and a glass transferring mechanism 94 and a resin spraying mechanism 95 are arranged on the track assembly 96; the film adjustment mechanism 15 is also detachably connected to the resin scraping structure 97.
The rail assembly 96 comprises a first rail 11, a second rail 12 and supporting legs, wherein the first rail 11 and the second rail 12 are arranged in parallel;
the glass transferring mechanism 94 comprises a second moving vehicle 18 arranged on the track assembly 96, a fourth lifting cylinder 19 vertically arranged on the second moving vehicle 18, a horizontal plate 17 arranged at the bottom end of the fourth lifting cylinder 19, and vacuum cylinders 20 arranged at four corners of the horizontal plate 17, wherein vacuum suction cups are arranged on the vacuum cylinders 20 and are in separable contact with the upper end face of the photovoltaic glass;
the resin spraying mechanism 95 comprises a first moving vehicle 13 arranged on the track assembly 96, a second lifting cylinder 14 vertically arranged on the first moving vehicle 13, and a spraying machine 10 arranged at the bottom end of the second lifting cylinder 14.
The film adjusting mechanism 15 comprises a third vertically-arranged lifting cylinder 16, a U-shaped plate 152 which is arranged at the bottom end of the third vertically-arranged lifting cylinder 16 and has a downward opening, and fixing rods 154 which are respectively arranged at two ends of the U-shaped plate 152;
the device also comprises a rotating plate 156 arranged between the two fixed rods 154, a film collecting and releasing component arranged on the rotating plate 156, and a driving structure arranged on the outer side of the U-shaped plate 152;
the two sides of the rotating plate 156 are hinged to the two fixing rods 154 through rotating shafts 155, respectively, wherein one rotating shaft 155 extends and is connected with the driving structure.
The drive structure includes coaxial setting gear 3, the rack bar 2 of vertical setting on pivot 155, and gear 3 is connected with the side meshing of rack bar 2, and the top of rack bar 2 is connected on support 1, and the bottom of rack bar 2 is connected on backup pad 23, and backup pad 23 sets up on support 1.
The film take-up and pay-off assembly comprises a first rotating roller 159 and a second rotating roller 161 which are parallel to each other, and a silver salt photosensitive film 158 of which two ends are respectively connected with the first rotating roller 159 and the second rotating roller 161, the first rotating roller 159 and the second rotating roller 161 are respectively arranged at two ends of a rotating plate 156, and the silver salt photosensitive film 158 is clung to the bottom surface of the rotating plate 156.
The two sides of the U-shaped plate 152 are respectively provided with a first protection cover 151 and a second protection cover 153, the side portions and the bottoms of the first protection cover 151 and the second protection cover 153 are respectively provided with an opening, the two ends of the first protection cover 151 are erected on the two fixing rods 154, the two ends of the second protection cover 153 are erected on the two fixing rods 154, the U-shaped plate 152, the first protection cover 151 and the second protection cover 153 form a closed structure with an opening at the bottom, and the fixing rods 154 are arranged at the bottom opening position of the closed structure.
The mold generation mechanism 92 comprises a first lifting cylinder 6 arranged on two sides of the support 1, lifting blocks 8 arranged at the top ends of the first lifting cylinder 6 and an ultraviolet light box 73 arranged between the two lifting blocks 8, two ends of the ultraviolet light box 73 are respectively and vertically provided with a rotating shaft 155, the two rotating shafts 155 are respectively penetrated through the two lifting blocks 8, one rotating shaft 155 is connected with a second motor 9, the second motor 9 is arranged on one lifting block 8, a mold plate 71 is arranged on the outer side of the ultraviolet light box 73, and the mold plate 71 is connected to the lifting blocks 8 through screws 72;
the bottom of the lifting block 8 is provided with an embedded groove 81, and the telescopic end of the first lifting cylinder 6 is detachably arranged in the embedded groove 81.
Wherein the uv light box 73 and the stencil 71 form the stencil assembly 7.
The impression transmission system 93 comprises a conveyor belt 4 arranged below the support 1 in a penetrating manner, driving shafts respectively supported at two ends of the conveyor belt 4 and a motor I5 connected with one of the driving shafts, and the driving shafts are arranged on a positioning frame;
a fixing plate 42 is horizontally arranged on the inner side of the conveyor belt 4, and the fixing plate 42 is arranged on the bracket 1;
a plurality of limiting strips 41 are arranged on the outer side surface of the conveyor belt 4 at equal intervals, and photovoltaic glass is detachably arranged between every two adjacent limiting strips 41.
The resin scraping structure 97 comprises an upper limiting column 21 and a lower limiting column 22 which are parallel to each other, an upper embedded column 211 vertically arranged on one end face of the upper limiting column 21, and a lower embedded column 221 vertically arranged on one end face of the lower limiting column 22, wherein the upper embedded column 211 and the lower embedded column 221 are respectively vertically inserted on the outer side face of the rack bar 2;
still including scraping pole 31, the coaxial screw thread post 311 that sets up in scraping pole 31 one end that sets up of level, the lateral surface of scraping pole 31 is provided with the sword strip, and screw thread post 311 and the outer terminal surface detachable connection of pivot 155.
A photovoltaic glass printing process based on a UV imprinting technology and a photovoltaic glass printing device based on the UV imprinting technology specifically comprise the following steps:
step S1: preparing photovoltaic glass, designing drawing software CAD by using a computer, and designing a required planar micro-nano texture structure graph;
step S2: manufacturing a corresponding silver salt photosensitive film 158 by using the planar micro-nano texture structure pattern designed in the step S1;
and step S3: arranging the silver salt photosensitive film 158 on the film adjusting mechanism 15, driving the silver salt photosensitive film 158 to move up and down under the action of the film adjusting mechanism 15, and turning the silver salt photosensitive film 158 by 180 degrees according to actual needs;
and step S4: selecting a PET (polyethylene terephthalate) substrate, coating a resin layer on the surface of the PET substrate, arranging the PET substrate coated with the resin layer below a silver salt photosensitive film 158, driving the silver salt photosensitive film 158 to move downwards by a film adjusting mechanism 15, and combining the resin layer with the silver salt photosensitive film 158 to manufacture a resin-based nano-texture mold;
step S5: arranging the nano-texture mold on a mold generating mechanism 92, and reversely rotating the nano-texture mold for 180 degrees under the action of the mold generating mechanism 92 so as to enable the nano-texture mold to face the photovoltaic glass positioned below the nano-texture mold;
step S6: and (4) coating a liquid resin layer on the surface of the photovoltaic glass, combining the nano-texture mold with the liquid resin layer by utilizing the nano-texture molds in the steps S4 and S5 and adopting a UV (ultraviolet) imprinting technology, so that a 3D texture is formed on the back of the photovoltaic glass to finish the product, and then outputting the photovoltaic glass under the action of an imprinting transmission system 93.
The specific working process of the invention is as follows:
the silver salt photosensitive film 158 is arranged on the rotating plate 156, the silver salt photosensitive film 158 can be attached to the bottom surface of the rotating plate 156, the U-shaped plate 152, the first protective cover 151 and the second protective cover 153 are driven to move downwards under the action of the third lifting cylinder 16, the rotating plate 156 is driven to rotate under the action of the gear 3 and the rack bar 2 in the downward movement process, when the rotating plate 156 descends to a certain position and the silver salt photosensitive film 158 is arranged downwards, the third lifting cylinder 16 stops working, and at the moment, the silver salt photosensitive film 158 is in a horizontal state;
adjusting the lifting cylinder I6 to enable the ultraviolet light box 73 to ascend, and preferably adjusting the template 71 on the ultraviolet light box 73 to ascend through the action of the motor II 9 before the telescopic end of the lifting cylinder III 16 moves downwards so as to avoid the situation that the position of the template 71 cannot be adjusted due to the fact that the distance between the silver salt photosensitive film 158 and the ultraviolet light box 73 is too small in the following process;
the lifting cylinder I6 drives the ultraviolet light box 73 to ascend through the lifting block 8, at the moment, the upper end surface of the template 71 is horizontally arranged, the template 71 is coated with a resin layer, the upper end surface of the template 71 is gradually contacted with the silver salt photosensitive film 158, and the resin layer is provided with nano textures under the action of pressure;
under the action of the first lifting cylinder 6, the ultraviolet light box 73 descends, meanwhile, under the action of the third lifting cylinder 16, the silver salt photosensitive film 158 and the rotating plate 156 ascend, the second motor 9 works, the ultraviolet light box 73 rotates 180 degrees, and the template 71 faces downwards;
at the moment, the photovoltaic glass is clamped between two adjacent limiting strips 41, meanwhile, the upper end face of the photovoltaic glass is coated with a liquid resin layer, when the photovoltaic glass moves to the position right below the template 71, the template 71 descends and contacts with the photovoltaic glass, the ultraviolet light box 73 is opened, the resin layer is solidified under the irradiation of UV ultraviolet light, so that the photovoltaic glass with the nano-grains is formed, and the photovoltaic glass is sent out under the continuous transmission of the conveyor belt 4;
under the action of the glass transfer mechanism 94, the photovoltaic glass is transferred to the conveyor belt 4, the resin coating layer is sprayed on the photovoltaic glass by the resin spraying mechanism 95, and the film adjusting mechanism 15 does not work except for specific nano-grains, and only the mold generating mechanism 92 needs to work, namely, the photovoltaic glass is continuously imprinted;
when the silver salt photosensitive film 158 needs to be replaced, the first micro-motor 157 and the second micro-motor 160 are used to move the old silver salt photosensitive film 158, and the silver salt photosensitive film 158 with new lines is adjusted to the lower part of the rotating plate 156, and the above processes are repeated.
The technical features of the present invention, which are not described in the present application, can be implemented by or using the prior art, and are not described herein again, and of course, the above description is not limited to the above examples, and the present invention is not limited to the above examples, and variations, modifications, additions and substitutions which can be made by those skilled in the art within the spirit of the present invention should also fall within the scope of the present invention.
Claims (7)
1. A photovoltaic glass printing device based on a UV (ultraviolet) imprinting technology comprises a support (1) and is characterized in that the support (1) is sequentially provided with a film adjusting mechanism (15), a mold generating mechanism (92) and an imprinting transmission system (93) from top to bottom, the imprinting transmission system (93) penetrates through the lower part of the support (1), a track assembly (96) is arranged above the imprinting transmission system (93) and on one side of the support (1), and a glass transfer mechanism (94) and a resin spraying mechanism (95) are arranged on the track assembly (96); the film adjusting mechanism (15) is also detachably connected with the resin scraping structure (97);
the film adjusting mechanism (15) comprises a third lifting cylinder (16) which is vertically arranged, a U-shaped plate (152) which is arranged at the bottom end of the third lifting cylinder (16) and has a downward opening, and fixing rods (154) which are respectively arranged at two ends of the U-shaped plate (152);
the film winding and unwinding device further comprises a rotating plate (156) arranged between the two fixing rods (154), a film winding and unwinding assembly arranged on the rotating plate (156), and a driving structure arranged on the outer side of the U-shaped plate (152);
two sides of the rotating plate (156) are respectively hinged on the two fixing rods (154) through rotating shafts (155), wherein one of the rotating shafts (155) extends and is connected with the driving structure;
the mold generating mechanism (92) comprises a first lifting cylinder (6) arranged on two sides of the support (1) respectively, lifting blocks (8) arranged at the top ends of the first lifting cylinder (6), and an ultraviolet light box (73) arranged between the two lifting blocks (8), wherein two ends of the ultraviolet light box (73) are respectively and vertically provided with a rotating shaft (155), the two rotating shafts (155) are respectively penetrated through the two lifting blocks (8), one rotating shaft (155) is connected with a second motor (9), the second motor (9) is arranged on one lifting block (8), a mold plate (71) is arranged on the outer side of the ultraviolet light box (73), and the mold plate (71) is connected to the lifting blocks (8) through a screw (72);
the bottom of lifting block (8) is provided with embedded groove (81), the flexible end detachable setting of lift cylinder (6) is in embedded groove (81).
2. The photovoltaic glass printing device based on the UV imprinting technology, according to claim 1, wherein the driving structure comprises a gear (3) coaxially disposed on the rotating shaft (155), and a vertically disposed rack (2), the gear (3) is engaged with the side surface of the rack (2), the top end of the rack (2) is connected to the support (1), the bottom end of the rack (2) is connected to a support plate (23), and the support plate (23) is disposed on the support (1).
3. The photovoltaic glass printing device based on the UV imprinting technology as claimed in claim 1, wherein said film retracting assembly comprises a first rotating roller (159) and a second rotating roller (161) which are parallel to each other, and a silver salt photosensitive film (158) with two ends respectively connected with said first rotating roller (159) and said second rotating roller (161), said first rotating roller (159) and said second rotating roller (161) are respectively disposed at two ends of said rotating plate (156), and said silver salt photosensitive film (158) clings to the bottom surface of said rotating plate (156).
4. The photovoltaic glass printing device based on the UV imprinting technology as claimed in claim 1, wherein a first protection cover (151) and a second protection cover (153) are respectively disposed on two sides of the U-shaped plate (152), an opening is disposed on one side portion and the bottom portion of each of the first protection cover (151) and the second protection cover (153), two ends of each of the first protection cover (151) are overlapped on two of the fixing rods (154), two ends of each of the second protection cover (153) are overlapped on two of the fixing rods (154), the U-shaped plate (152), the first protection cover (151) and the second protection cover (153) form a closed structure with an opening at the bottom, and the fixing rods (154) are disposed at the opening at the bottom of the closed structure.
5. The photovoltaic glass printing device based on the UV imprinting technology according to claim 1, wherein the imprinting transmission system (93) comprises a conveyor belt (4) penetrating below the support (1), driving shafts respectively supported at two ends of the conveyor belt (4), and a first motor (5) connected with one of the driving shafts, wherein the driving shafts are arranged on a positioning frame;
a fixing plate (42) is horizontally arranged on the inner side of the conveyor belt (4), and the fixing plate (42) is arranged on the bracket (1);
a plurality of limiting strips (41) are arranged on the outer side surface of the conveyor belt (4) at equal intervals, and photovoltaic glass is detachably arranged between every two adjacent limiting strips (41).
6. The photovoltaic glass printing device based on the UV imprinting technology, according to claim 2, wherein the resin scraping structure (97) comprises an upper limiting column (21) and a lower limiting column (22) which are parallel to each other, an upper embedding column (211) vertically arranged on one end face of the upper limiting column (21), and a lower embedding column (221) vertically arranged on one end face of the lower limiting column (22), wherein the upper embedding column (211) and the lower embedding column (221) are respectively vertically inserted on the outer side face of the rack bar (2);
still including scraping pole (31), the coaxial setting of level setting and being in scrape screw thread post (311) of pole (31) one end, the lateral surface of scraping pole (31) is provided with the sword strip, screw thread post (311) with the outer terminal surface detachable connection of pivot (155).
7. A photovoltaic glass printing process based on a UV imprinting technology, a photovoltaic glass printing device based on the UV imprinting technology of any one of claims 1-6, comprising the following steps:
step S1: preparing photovoltaic glass, designing drawing software CAD by using a computer, and designing a required planar micro-nano texture structure graph;
step S2: manufacturing a corresponding silver salt photosensitive film (158) by using the planar micro-nano texture structure pattern designed in the step S1;
and step S3: arranging a silver salt photosensitive film (158) on a film adjusting mechanism (15), driving the silver salt photosensitive film (158) to move up and down under the action of the film adjusting mechanism (15), and turning the silver salt photosensitive film (158) for 180 degrees according to actual requirements;
and step S4: selecting a PET (polyethylene terephthalate) substrate, coating a resin layer on the surface of the PET substrate, arranging the PET substrate coated with the resin layer below a silver salt photosensitive film (158), driving the silver salt photosensitive film (158) to move downwards by a film adjusting mechanism (15), and combining the resin layer with the silver salt photosensitive film (158) to manufacture a resin-based nano texture mold;
step S5: arranging the nano-texture mould on a mould generating mechanism (92), and reversely rotating the nano-texture mould by 180 degrees under the action of the mould generating mechanism (92) to enable the nano-texture mould to face the photovoltaic glass positioned below the nano-texture mould;
step S6: and (3) coating a liquid resin layer on the surface of the photovoltaic glass, combining the nano-texture mold with the liquid resin layer by utilizing the nano-texture molds in the steps S4 and S5 and adopting a UV (ultraviolet) imprinting technology, so that a 3D texture is formed on the back of the photovoltaic glass to finish the product, and then outputting the photovoltaic glass under the action of an imprinting transmission system (93).
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| CN115139636A (en) | 2022-10-04 |
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Denomination of invention: A photovoltaic glass printing device and printing process based on UV imprinting technology Effective date of registration: 20231117 Granted publication date: 20221220 Pledgee: China Everbright Bank Limited by Share Ltd. Yantai branch Pledgor: LONGKOU KENUOER GLASS TECHNOLOGY Co.,Ltd. Registration number: Y2023980066300 |
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