CN117227308A - Screen printing process capable of replacing screen plate - Google Patents
Screen printing process capable of replacing screen plate Download PDFInfo
- Publication number
- CN117227308A CN117227308A CN202311188816.7A CN202311188816A CN117227308A CN 117227308 A CN117227308 A CN 117227308A CN 202311188816 A CN202311188816 A CN 202311188816A CN 117227308 A CN117227308 A CN 117227308A
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- China
- Prior art keywords
- film
- frame
- screen printing
- placing
- printing process
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000007650 screen-printing Methods 0.000 title claims abstract description 34
- 230000008569 process Effects 0.000 title claims abstract description 28
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 239000006260 foam Substances 0.000 claims abstract description 16
- 238000005096 rolling process Methods 0.000 claims abstract description 16
- 239000003292 glue Substances 0.000 claims abstract description 15
- 239000004033 plastic Substances 0.000 claims abstract description 13
- 238000013329 compounding Methods 0.000 claims abstract description 8
- 239000002274 desiccant Substances 0.000 claims abstract description 8
- 238000005507 spraying Methods 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims abstract description 7
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 239000004809 Teflon Substances 0.000 claims description 6
- 229920006362 Teflon® Polymers 0.000 claims description 6
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 4
- 239000002131 composite material Substances 0.000 claims description 3
- 239000012943 hotmelt Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 abstract description 10
- 241001233242 Lontra Species 0.000 abstract description 8
- 239000004642 Polyimide Substances 0.000 abstract description 2
- 230000008859 change Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract description 2
- 229920001721 polyimide Polymers 0.000 abstract description 2
- 238000004590 computer program Methods 0.000 description 7
- 238000010586 diagram Methods 0.000 description 6
- 238000007639 printing Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 4
- 238000003825 pressing Methods 0.000 description 3
- 238000007790 scraping Methods 0.000 description 3
- 238000003860 storage Methods 0.000 description 3
- 239000000853 adhesive Substances 0.000 description 2
- 230000001070 adhesive effect Effects 0.000 description 2
- 238000005520 cutting process Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 230000000284 resting effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Screen Printers (AREA)
Abstract
The application provides a screen printing process capable of replacing a screen, which is applied to the technical field of screen printing, and is started up to prepare a dummy frame, a first PE film, a second PE film and a plastic substrate; placing the false frame on the template, aligning four sides of the false frame with the template, and heating and compounding; placing the compounded false frame statically, and coating special instant glue on the false frame; spraying a special quick-drying agent and standing; placing the false frame on foam for rolling; through the design of first PE membrane and second PE membrane, ordinary screen printing plate all needs the otter board to do the support, and through the cover of second PE membrane, the setting of two-layer membrane and two-layer glue, and the material of these two-layer membranes is polyimide, perhaps the life-span that prints repeatedly is worse than the otter board, but also can match the effect of otter board, and the change under different temperatures is stable, is fit for making the otter board substitute.
Description
Technical Field
The application relates to the technical field of screen printing, in particular to a screen printing process capable of replacing a screen plate.
Background
The screen printing is to use a screen as a plate base and prepare a screen printing plate with graphics context by a photosensitive plate making method, the screen printing is composed of five elements, namely, the screen printing plate, a scraping plate, ink, a printing table and a printing stock, the basic principle that the meshes of the graphics context part of the screen printing plate can be penetrated by the ink and the meshes of the non-graphics context part can not be penetrated by the ink is utilized to print, the ink is poured into one end of the screen printing plate during printing, a certain pressure is applied to the ink part on the screen printing plate by the scraping plate, and meanwhile, the ink moves at a constant speed towards the other end of the screen printing plate, and is extruded onto the printing stock from the meshes of the graphics context part by the scraping plate during the movement;
however, in the present situation, the screen printing plate is generally called a screen plate, the accuracy of the screen plate needs to be 30-50 micrometers, the thickness and the mesh number need to be 15 and 13, the mesh number needs to be above 480, and data of the accuracy can be obtained, and only a small part of enterprises can make the process.
Disclosure of Invention
The application aims to solve the technical problems that no screen plate is used, so that the screen printing process cannot be performed, and the corresponding printing precision cannot be achieved without using the screen plate, and provides a screen printing process capable of replacing the screen plate.
The application adopts the following technical means for solving the technical problems: a screen printing process capable of replacing a screen plate,
a screen printing process that can replace a screen, the process comprising:
s1, starting up, and preparing a dummy frame, a first PE film, a second PE film and a plastic substrate;
s2, placing the false frame on the template, aligning four sides of the false frame with the template, and heating and compounding;
s3, standing the compounded false frame, and coating special instant glue on the false frame;
s4, spraying a special quick-drying agent and standing;
s5, placing the false frame on foam for rolling.
Further, during the step of starting up, the dummy frame, the first PE film, the second PE film and the plastic substrate are prepared,
the dummy frame was allowed to stand for 8 hours or longer, and the tension was confirmed to be 32.+ -. 1N before use.
Further, in the step of starting up, the dummy frame, the first PE film, the second PE film and the plastic substrate are prepared,
the first PE film is cleaned with alcohol and then placed on a dummy frame in alignment with the frame wire on the template, the clean dust-free PET substrate is placed in the inner frame of the PE film, and the second PE film is placed on top of the first PE film and in alignment with the frame wire.
Further, in the step of starting up, the dummy frame, the first PE film, the second PE film and the plastic substrate are prepared,
and placing a clean dust-free teflon sheet on the second PE film to cover the second PE film and the first PE film.
Further, in the step of placing the dummy frame on the template, the four sides of the dummy frame are aligned with the template, and heating and compounding are performed,
the hot melt time was set to 180 seconds.
Further, in the step of laying the compounded dummy frame still and coating the special instant adhesive on the dummy frame,
after the glue is coated, spraying a special quick-drying agent on the glue, standing for 15', and entering a lower working station.
Further, in the step of placing the dummy frame on the foam for rolling,
the second PE film to be rolled is dedusted, and is placed on foam, and the middle of the second PE film is suspended; the roller is cleaned on the dust-free paper, and the tension of the screen is 36-38N.
Further, in the step of placing the dummy frame on the foam for rolling,
the rolling was performed 50 times in the direction from the short side to the short side, 50 times each, and 100 times total.
Further, in the step of placing the dummy frame on the foam for rolling,
and (3) rolling, then placing the plate in a frame for standing for 12H, and then feeding and plate making, wherein the single screen plate is controlled within 1N.
The application provides a screen printing process capable of replacing a screen plate, which has the following beneficial effects:
through the design of first PE membrane and second PE membrane, ordinary screen printing plate all needs the otter board to do the support, and through the cover of second PE membrane, the setting of two-layer membrane and two-layer glue, and the material of these two-layer membranes is polyimide, perhaps the life-span that prints repeatedly is worse than the otter board, but also can match the effect of otter board, and the change under different temperatures is stable, is fit for making the otter board substitute.
Drawings
Fig. 1 is a flowchart of an embodiment of a screen printing process according to the present application, which can be used as an alternative to a screen.
The realization, functional characteristics and advantages of the present application are further described with reference to the accompanying drawings in combination with the embodiments.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the application.
The technical solutions of the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is apparent that the described embodiments are only some embodiments of the present application, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
It is noted that the terms "comprising," "including," and "having," and any variations thereof, in the description and claims of the application and in the foregoing figures, are intended to cover non-exclusive inclusions. For example, a process, method, system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed steps or elements but may include other steps or elements not listed or inherent to such process, method, article, or apparatus. In the claims, specification, and drawings of the present application, relational terms such as "first" and "second", and the like are used solely to distinguish one entity/operation/object from another entity/operation/object without necessarily requiring or implying any actual such relationship or order between such entities/operations/objects.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. Those of skill in the art will explicitly and implicitly appreciate that the embodiments described herein may be combined with other embodiments.
Referring to fig. 1, a flowchart of a screen printing process that can replace a screen in an embodiment of the present application is shown; example 1
A screen printing process that can replace a screen, the process comprising:
s1, starting up, and preparing a dummy frame, a first PE film, a second PE film and a plastic substrate;
s2, placing the false frame on the template, aligning four sides of the false frame with the template, and heating and compounding;
s3, standing the compounded false frame, and coating special instant glue on the false frame;
s4, spraying a special quick-drying agent and standing;
s5, placing the false frame on foam for rolling.
In this embodiment, during the step of starting up, the dummy frame, the first PE film, the second PE film, and the plastic substrate are prepared,
the dummy frame was allowed to stand for 8 hours or longer, and the tension was confirmed to be 32.+ -. 1N before use.
During the step of starting up, the dummy frame, the first PE film, the second PE film and the plastic substrate are prepared,
the first PE film is cleaned with alcohol and then placed on a dummy frame in alignment with the frame wire on the template, the clean dust-free PET substrate is placed in the inner frame of the PE film, and the second PE film is placed on top of the first PE film and in alignment with the frame wire.
During the step of starting up, the dummy frame, the first PE film, the second PE film and the plastic substrate are prepared,
and placing a clean dust-free teflon sheet on the second PE film to cover the second PE film and the first PE film.
In this embodiment, in the step of placing the dummy frame on the template, aligning the four sides of the dummy frame with the template, heating and compounding,
the hot melt time was set to 180 seconds.
Specifically, the confirmed false frame is placed on the template, the second PE film is downward, and four sides of the false frame are aligned with the template;
cleaning the first PE film with alcohol, and then placing the cleaned first PE film on a false frame, and aligning the first PE film with a frame wire on a template;
placing a clean dust-free PET substrate in a first PE film inner frame;
placing a second PE film over the first PE film and aligned with the wire;
placing a clean dust-free teflon sheet on the second PE film to cover the second PE film and the first PE film;
turning on the light under the machine to check whether the teflon is required to be shifted or not;
pressing a start button, and automatically entering a heating compounding mode by the false frame;
lifting one corner while the corner is hot, and removing the teflon sheet;
cutting off redundant polyester net in the composite area by a blade after cooling;
and placing the compounded dummy frame at the position of the to-be-jacked frame, and waiting for the next working procedure.
In this embodiment, during the steps of resting the composite dummy frame and applying the special instant adhesive thereon,
after the glue is coated, spraying a special quick-drying agent on the glue, standing for 15', and entering a lower working station.
Specifically, overlapping and centralizing the second PE film of the hot-melted false frame and the false frame;
holding the tensiometer by the right hand, pressing the ascending switch key by the left hand, enabling the false frame to be propped up against the upper parameters of the internal tension control meter, then pressing the descending switch key to descend, and continuously carrying out 3 times;
setting aside 5', operating for three times with 15 items, and setting aside 5' each time in the middle;
after the rest time is up, uniformly coating special instant glue on the false frame;
after the glue is coated, spraying a special quick-drying agent on the glue, standing for 15', and entering a lower working station;
writing clients, brands, mesh numbers, angles, tensions and numbers in the warp direction of the screen plate of the false frame, and lowering the screen plate to a state that the false frame has no tension;
cutting off redundant mesh cloth, measuring tension, registering in a report, and neatly placing the report on an article rack for static placement;
in this embodiment, during the step of rolling the dummy frame on the foam,
the second PE film to be rolled is dedusted, and is placed on foam, and the middle of the second PE film is suspended; the roller is cleaned on the dust-free paper, and the tension of the screen is 36-38N.
In the step of placing the dummy frame on the foam for rolling,
the rolling was performed 50 times in the direction from the short side to the short side, 50 times each, and 100 times total.
In the step of placing the dummy frame on the foam for rolling,
and (3) rolling, then placing the plate in a frame for standing for 12H, and then feeding and plate making, wherein the single screen plate is controlled within 1N.
It will be appreciated by those skilled in the art that embodiments of the present application may be provided as a method, system, or computer program product. Accordingly, the present application may take the form of an entirely hardware embodiment, an entirely software embodiment or an embodiment combining software and hardware aspects. Furthermore, the present application may take the form of a computer program product embodied on one or more computer-usable storage media (including, but not limited to, disk storage, CD-ROM, optical storage, and the like) having computer-usable program code embodied therein.
The present application is described with reference to flowchart illustrations and/or block diagrams of methods, apparatus (systems) and computer program products according to embodiments of the application. It will be understood that each flow and/or block of the flowchart illustrations and/or block diagrams, and combinations of flows and/or blocks in the flowchart illustrations and/or block diagrams, can be implemented by computer program instructions. These computer program instructions may be provided to a processor of a general purpose computer, special purpose computer, embedded processor, or other programmable data processing apparatus to produce a machine, such that the instructions, which execute via the processor of the computer or other programmable data processing apparatus, create means for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be stored in a computer-readable memory that can direct a computer or other programmable data processing apparatus to function in a particular manner, such that the instructions stored in the computer-readable memory produce an article of manufacture including instruction means which implement the function specified in the flowchart flow or flows and/or block diagram block or blocks.
These computer program instructions may also be loaded onto a computer or other programmable data processing apparatus to cause a series of operational steps to be performed on the computer or other programmable apparatus to produce a computer implemented process such that the instructions which execute on the computer or other programmable apparatus provide steps for implementing the functions specified in the flowchart flow or flows and/or block diagram block or blocks.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A screen printing process capable of replacing a screen, the process comprising:
s1, starting up, and preparing a dummy frame, a first PE film, a second PE film and a plastic substrate;
s2, placing the false frame on the template, aligning four sides of the false frame with the template, and heating and compounding;
s3, standing the compounded false frame, and coating special instant glue on the false frame;
s4, spraying a special quick-drying agent and standing;
s5, placing the false frame on foam for rolling.
2. The screen printing process of claim 1, wherein, during the step of starting up, the dummy frame, the first PE film, the second PE film, the plastic substrate are prepared,
the dummy frame was allowed to stand for 8 hours or longer, and the tension was confirmed to be 32.+ -. 1N before use.
3. The screen printing process of claim 2, wherein, during the step of starting up, the dummy frame, the first PE film, the second PE film, the plastic substrate are prepared,
the first PE film is cleaned with alcohol and then placed on a dummy frame in alignment with the frame wire on the template, the clean dust-free PET substrate is placed in the inner frame of the PE film, and the second PE film is placed on top of the first PE film and in alignment with the frame wire.
4. The screen printing process of claim 3, wherein, during the step of starting up, the dummy frame, the first PE film, the second PE film, the plastic substrate are prepared,
and placing a clean dust-free teflon sheet on the second PE film to cover the second PE film and the first PE film.
5. The screen printing process of claim 1, wherein, in the step of placing the dummy frame on the stencil, four sides of the dummy frame are aligned with the stencil, and heat-compounding,
the hot melt time was set to 180 seconds.
6. The screen printing process of claim 1, wherein, in the step of laying down the composite dummy frame and applying the special instant paste thereon,
after the glue is coated, spraying a special quick-drying agent on the glue, standing for 15', and entering a lower working station.
7. The screen printing process of claim 1, wherein, in the step of placing the dummy frame on the foam to be rolled,
the second PE film to be rolled is dedusted, and is placed on foam, and the middle of the second PE film is suspended; the roller is cleaned on the dust-free paper, and the tension of the screen is 36-38N.
8. The screen printing process of claim 7, wherein, in the step of placing the dummy frame on the foam to roll,
the rolling was performed 50 times in the direction from the short side to the short side, 50 times each, and 100 times total.
9. The screen printing process of claim 8, wherein, in the step of placing the dummy frame on the foam to roll,
and (3) rolling, then placing the plate in a frame for standing for 12H, and then feeding and plate making, wherein the single screen plate is controlled within 1N.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311188816.7A CN117227308A (en) | 2023-09-15 | 2023-09-15 | Screen printing process capable of replacing screen plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311188816.7A CN117227308A (en) | 2023-09-15 | 2023-09-15 | Screen printing process capable of replacing screen plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117227308A true CN117227308A (en) | 2023-12-15 |
Family
ID=89087337
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311188816.7A Pending CN117227308A (en) | 2023-09-15 | 2023-09-15 | Screen printing process capable of replacing screen plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117227308A (en) |
-
2023
- 2023-09-15 CN CN202311188816.7A patent/CN117227308A/en active Pending
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