CN115230303A - Printing screen plate with variable opening and manufacturing method thereof - Google Patents
Printing screen plate with variable opening and manufacturing method thereof Download PDFInfo
- Publication number
- CN115230303A CN115230303A CN202210682825.0A CN202210682825A CN115230303A CN 115230303 A CN115230303 A CN 115230303A CN 202210682825 A CN202210682825 A CN 202210682825A CN 115230303 A CN115230303 A CN 115230303A
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- screen
- printing
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- 238000007639 printing Methods 0.000 title claims abstract description 46
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 239000004744 fabric Substances 0.000 claims abstract description 32
- 229910052751 metal Inorganic materials 0.000 claims abstract description 25
- 239000002184 metal Substances 0.000 claims abstract description 25
- 239000002131 composite material Substances 0.000 claims abstract description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 17
- 239000010959 steel Substances 0.000 claims description 17
- 229920000642 polymer Polymers 0.000 claims description 12
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 8
- 229910001220 stainless steel Inorganic materials 0.000 claims description 8
- 239000010935 stainless steel Substances 0.000 claims description 8
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 8
- 229910052721 tungsten Inorganic materials 0.000 claims description 8
- 239000010937 tungsten Substances 0.000 claims description 8
- 239000002861 polymer material Substances 0.000 claims description 7
- 239000011248 coating agent Substances 0.000 claims description 6
- 238000000576 coating method Methods 0.000 claims description 6
- 239000002390 adhesive tape Substances 0.000 claims description 5
- 238000005520 cutting process Methods 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
- 238000000016 photochemical curing Methods 0.000 claims description 5
- 229910052759 nickel Inorganic materials 0.000 claims description 4
- 238000001723 curing Methods 0.000 claims description 3
- 229920000219 Ethylene vinyl alcohol Polymers 0.000 claims description 2
- 239000004698 Polyethylene Substances 0.000 claims description 2
- 239000004743 Polypropylene Substances 0.000 claims description 2
- 239000004793 Polystyrene Substances 0.000 claims description 2
- UFRKOOWSQGXVKV-UHFFFAOYSA-N ethene;ethenol Chemical compound C=C.OC=C UFRKOOWSQGXVKV-UHFFFAOYSA-N 0.000 claims description 2
- 239000004715 ethylene vinyl alcohol Substances 0.000 claims description 2
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 2
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 2
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 2
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 2
- 239000004814 polyurethane Substances 0.000 claims description 2
- 239000004800 polyvinyl chloride Substances 0.000 claims description 2
- 239000012943 hotmelt Substances 0.000 claims 1
- 229920006254 polymer film Polymers 0.000 claims 1
- 238000000034 method Methods 0.000 description 8
- 238000011161 development Methods 0.000 description 5
- 238000005323 electroforming Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000007650 screen-printing Methods 0.000 description 2
- 229920001187 thermosetting polymer Polymers 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000009941 weaving Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/34—Screens, Frames; Holders therefor
- B41F15/36—Screens, Frames; Holders therefor flat
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41C—PROCESSES FOR THE MANUFACTURE OR REPRODUCTION OF PRINTING SURFACES
- B41C1/00—Forme preparation
- B41C1/14—Forme preparation for stencil-printing or silk-screen printing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41P—INDEXING SCHEME RELATING TO PRINTING, LINING MACHINES, TYPEWRITERS, AND TO STAMPS
- B41P2215/00—Screen printing machines
- B41P2215/10—Screen printing machines characterised by their constructional features
- B41P2215/12—Screens
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Manufacture Or Reproduction Of Printing Formes (AREA)
- Printing Plates And Materials Therefor (AREA)
Abstract
The invention provides a variable-opening printing screen, which comprises a metal screen frame and auxiliary screen cloth stretched and arranged in the metal screen frame, wherein a window is arranged in the auxiliary screen cloth, a supporting layer and a graphic layer are arranged in the window through a composite layer, the graphic layer is arranged in the same plane or on one side or two sides of the supporting layer, the supporting layer is composed of a plurality of metal screen wires, the opening rate is defined as the ratio of the sum of the areas formed by all adjacent metal screen wires of the supporting layer to the area of the whole supporting layer, and the opening rate range of the supporting layer is set to be 30-100%. Through the mode, the variable opening can be designed according to the shape of the graph, different openings of different graphs can be realized, and therefore various thicknesses can be realized through one-time printing.
Description
Technical Field
The invention relates to a screen printing domain, in particular to a manufacturing method of a printing screen with a variable opening.
Background
With the continuous progress of the development of electronic components in China, the industrial chain of the electronic components is continuously perfected and develops towards the direction of small size and miniaturization. It is an urgent need to realize a printed electrode having an ultra-thin thickness and a high pattern uniformity. Meanwhile, as a main direction for new energy development, solar cells are required to have ultra-fine line widths and high-pattern-consistency printed electrodes as the conversion rate is increased along with the development of industrial technologies.
The existing screen printing plate has the defects that the major silk screens are imported from Japan and Europe and America, the technology is slowly upgraded and gradually enters the bottleneck stage of the process, and the development requirements of domestic electronic components and solar cells are difficult to meet; and the silk screen has weaving net knots, and the consistency of the printed pattern is poor due to the effect of the silk screen on printing ink or slurry in the printing process. However, the conventional electroforming steel mesh is difficult to break through the ultra-fine lines with the line width less than 20um due to the limitation of the process.
Disclosure of Invention
In order to solve the above problems, the present invention provides a printing screen with variable openings and a method for manufacturing the same.
The main content of the invention comprises: a variable-opening printing screen comprises a metal screen frame and auxiliary screen cloth stretched in the metal screen frame, wherein a window is arranged in the auxiliary screen cloth, a supporting layer and a graphic layer are arranged in the window through a composite layer, the graphic layer is arranged in the same plane of the supporting layer or on one side or two sides of the supporting layer, the supporting layer is composed of a plurality of metal screen wires, the opening ratio is defined as the ratio of the sum of the areas formed by all adjacent metal screen wires of the supporting layer to the area of the whole supporting layer, and the opening ratio range of the supporting layer is set to be 30% -100%.
Preferably, the variable opening areas of the support layer correspond to the pattern areas of the pattern layer one by one, and the variable opening areas are 10-100 micrometers wider than the pattern areas.
Preferably, the supporting layer is made of one of stainless steel mesh cloth, tungsten steel mesh cloth, laser steel sheet and electroforming nickel sheet.
Preferably, the material of the graphic layer is one of polymer and electroformed nickel.
Preferably, the polymer material is one or a combination of several of PET, PE, PA, PI, PU, PVC, PP, PTFE, PMMA, PS and EVOH.
The invention also discloses a manufacturing method of the printing screen plate with the variable opening, which comprises the following steps:
s1, stretching a net: stretching and fixing the stainless steel mesh cloth or the tungsten steel mesh cloth on the mesh frame by a preset tension to form a composite mesh or a full steel wire mesh;
s2, yarn removing: fixing the high-viscosity adhesive tape with the hollowed-out patterns on the screen cloth to expose the printing pattern area, and removing all or part of the set mesh wires in the printing pattern area while scanning the printing pattern area by using laser equipment to form a supporting layer with a variable opening;
s3, film pasting: attaching a high polymer material to the surface of the supporting layer in a hot pressing or coating mode, and combining the high polymer graphic layer and the supporting layer into a whole in a thermosetting or photocuring mode;
s4, laser: and cutting the polymer pattern layer by laser to form a printing pattern.
The invention has the beneficial effects that:
1. the invention can design the same opening according to the shape of the pattern, avoids the net knot difference of the traditional silk screen and realizes the height consistency of each pattern of the pattern layer;
2. the invention can also be designed into different openings of different patterns according to the shapes of the patterns, thereby realizing multiple thicknesses by one-time printing;
3. the invention cancels the processes of glue coating, exposure and development required by the traditional screen plate processing, and saves materials and manpower;
4. the laser is used for replacing the yellow light process of the traditional electroforming steel mesh to form the pattern process, and high-yield fine patterns can be realized.
Drawings
FIG. 1 is a schematic view of a variable opening printing screen according to the present invention;
FIG. 2 is an enlarged partial view of a portion of the frame of FIG. 1;
FIG. 3 is a schematic view of the structure in which the graphic layer is disposed on one side of the support layer;
FIG. 4 is a schematic view of the structure in which the graphics layer is disposed in the same plane as the support layer;
FIG. 5 is a schematic view of the structure in which the graphic layers are disposed on both sides of the support layer;
FIG. 6 is a schematic view of the structure of the aperture ratio of the present invention;
reference numerals: 1. the device comprises a graphic layer, 2, a supporting layer, 3, a composite layer, 4, auxiliary mesh cloth, 5 and a metal mesh frame.
Detailed Description
The technical scheme protected by the invention is specifically explained in the following by combining the attached drawings.
As shown in fig. 6, which is a schematic structural diagram of the aperture opening ratio, it can be seen from the diagram that when the aperture opening ratio on the right side is 100%, the sum of the areas formed between all adjacent wire mesh threads in the supporting layer is greater than or equal to the space of the graphic layer; and the left-side aperture ratio is 30%, the sum of the areas formed between all the adjacent meshes (black portions in the figure) in the support layer accounts for 30% of the area of the entire support layer.
Example 1
As shown in fig. 1, 2, and 3, an embodiment 1 of the present invention discloses a variable opening printing screen, including a metal screen frame 5 and an auxiliary screen cloth 4 stretched and disposed in the metal screen frame, a window is disposed in the auxiliary screen cloth 4, a support layer 2 and a pattern layer 1 are disposed in the window through a composite layer 3, the pattern layer 1 is disposed on one side of the support layer 2, the support layer 2 is formed by a plurality of metal screen wires, a ratio of a sum of areas formed between all adjacent metal screen wires of the support layer 2 to an area of the entire support layer 2 is defined as an opening ratio, and an opening ratio range of the support layer 2 is set to 30% to 100%. The variable opening area of the supporting layer 2 corresponds to the pattern area of the pattern layer 1 one by one, and the variable opening area is 10-100 micrometers wider than the pattern area.
The invention also discloses a manufacturing method of the printing screen plate with the variable opening, which comprises the following steps:
s1, stretching a net: stretching and fixing the stainless steel mesh cloth or the tungsten steel mesh cloth on the mesh frame by a preset tension to form a composite mesh or a full steel wire mesh;
s2, yarn removing: fixing the high-viscosity adhesive tape with the hollowed-out patterns on the screen cloth to expose the printing pattern area, and removing all or part of the set mesh wires in the printing pattern area while scanning the printing pattern area by using laser equipment to form a supporting layer with a variable opening;
s3, film pasting: attaching a high polymer material to the surface of the supporting layer in a hot pressing or coating mode, and combining the high polymer pattern layer and the supporting layer into a whole in a hot curing or photocuring mode;
s4, laser: and cutting the polymer pattern layer by laser to form a printing pattern.
Example 2
As shown in fig. 1, 2, and 4, an embodiment 2 of the present invention discloses a variable opening printing screen, including a metal screen frame 5 and an auxiliary screen cloth 4 stretched and disposed in the metal screen frame, a window is disposed in the auxiliary screen cloth 4, a support layer 2 and a pattern layer 1 are disposed in the window through a composite layer, the pattern layer 1 is disposed in the same plane as the support layer 2, the support layer 2 is formed by a plurality of metal screen wires, a ratio of a sum of areas formed between all adjacent metal screen wires of the support layer to an area of the entire support layer is defined as an opening ratio, and an opening ratio range of the support layer is set to 30% to 100%. The variable opening areas of the supporting layer correspond to the pattern areas of the pattern layer one by one, and the variable opening areas are 10-100 microns wider than the pattern areas.
The invention also discloses a manufacturing method of the printing screen with the variable opening, which comprises the following steps:
s1, net opening: stretching the stainless steel mesh cloth or the tungsten steel mesh cloth by a preset tension and fixing the stainless steel mesh cloth or the tungsten steel mesh cloth on the mesh frame to form a composite mesh or an all-steel wire mesh;
s2, yarn removing: fixing the high-viscosity adhesive tape with the hollowed-out pattern on the screen cloth to expose the printing pattern area, and removing all or part of the set screen wires in the printing pattern area while scanning the printing pattern area by using laser equipment to form a supporting layer with a variable opening;
s3, film pasting: attaching a high polymer material to the surface of the supporting layer in a hot pressing or coating mode, and combining the high polymer graphic layer and the supporting layer into a whole in a thermosetting or photocuring mode;
s4, laser: and cutting the polymer pattern layer by laser to form a printing pattern.
Example 3
As shown in fig. 1, 2, and 5, an embodiment 3 of the present invention discloses a variable opening printing screen, including a metal screen frame 5 and an auxiliary screen cloth 4 stretched in the metal screen frame, wherein a window is disposed in the auxiliary screen cloth 4, a support layer 2 and a pattern layer 1 are disposed in the window through a composite layer, the pattern layer 1 is disposed on two sides of the support layer 2, the support layer 2 is composed of a plurality of metal screen wires, a ratio of a sum of areas formed between all adjacent metal screen wires of the support layer to the entire area of the support layer is defined as an opening ratio, and an opening ratio range of the support layer is set to 30% to 100%. The variable opening areas of the supporting layer correspond to the pattern areas of the pattern layer one by one, and the variable opening areas are 10-100 microns wider than the pattern areas.
The invention also discloses a manufacturing method of the printing screen plate with the variable opening, which comprises the following steps:
s1, net opening: stretching and fixing the stainless steel mesh cloth or the tungsten steel mesh cloth on the mesh frame by a preset tension to form a composite mesh or a full steel wire mesh;
s2, yarn removing: fixing the high-viscosity adhesive tape with the hollowed-out patterns on the screen cloth to expose the printing pattern area, and removing all or part of the set mesh wires in the printing pattern area while scanning the printing pattern area by using laser equipment to form a supporting layer with a variable opening;
s3, film pasting: attaching a high polymer material to the surface of the supporting layer in a hot pressing or coating mode, and combining the high polymer pattern layer and the supporting layer into a whole in a hot curing or photocuring mode;
s4, laser: and cutting the high polymer pattern layer by laser to form a printing pattern.
The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes performed by the present specification and drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (7)
1. The variable-opening printing screen comprises a metal screen frame and auxiliary screen cloth stretched in the metal screen frame, wherein a window is arranged in the auxiliary screen cloth, a supporting layer and a pattern layer are arranged in the window through a composite layer, the variable-opening printing screen is characterized in that the pattern layer is arranged in the same plane of the supporting layer or on one side or two sides of the supporting layer, the supporting layer is composed of a plurality of metal screen wires, the opening rate is defined as the ratio of the sum of the areas formed by all adjacent metal screen wires of the supporting layer to the area of the whole supporting layer, and the opening rate range of the supporting layer is set to be 30% -100%.
2. The variable opening printing screen of claim 1, wherein the variable opening areas of the support layer correspond to the pattern areas of the pattern layer one to one, and the variable opening areas are 10-100 μm wider than the pattern areas.
3. The variable opening printing screen of claim 1, wherein the support layer is made of one of stainless steel mesh, tungsten steel mesh, laser steel sheet, and electroformed nickel sheet.
4. The variable opening printing screen of claim 1, wherein the pattern layer is made of one of polymer and electroformed nickel.
5. The variable opening printing screen according to claim 4, wherein the polymer material is one or a combination of PET, PE, PA, PI, PU, PVC, PP, PTFE, PMMA, PS and EVOH.
6. The variable opening printing screen of claim 1, wherein the composite layer is a hot-melt polymer film.
7. A method of making a printing screen for making a variable opening according to any one of claims 1 to 6, comprising the steps of:
s1, net opening: stretching and fixing the stainless steel mesh cloth or the tungsten steel mesh cloth on the mesh frame by a preset tension to form a composite mesh or a full steel wire mesh;
s2, yarn removing: fixing the high-viscosity adhesive tape with the hollowed-out patterns on the screen cloth to expose the printing pattern area, and removing all or part of the set mesh wires in the printing pattern area while scanning the printing pattern area by using laser equipment to form a supporting layer with a variable opening;
s3, film pasting: attaching a high polymer material to the surface of the supporting layer in a hot pressing or coating mode, and combining the high polymer pattern layer and the supporting layer into a whole in a hot curing or photocuring mode;
s4, laser: and cutting the high polymer pattern layer by laser to form a printing pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210682825.0A CN115230303A (en) | 2022-06-16 | 2022-06-16 | Printing screen plate with variable opening and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210682825.0A CN115230303A (en) | 2022-06-16 | 2022-06-16 | Printing screen plate with variable opening and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115230303A true CN115230303A (en) | 2022-10-25 |
Family
ID=83669712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210682825.0A Pending CN115230303A (en) | 2022-06-16 | 2022-06-16 | Printing screen plate with variable opening and manufacturing method thereof |
Country Status (1)
| Country | Link |
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| CN (1) | CN115230303A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10315648A (en) * | 1997-05-22 | 1998-12-02 | Toppan Printing Co Ltd | Screen printing plate for screen printing and its manufacture |
| CN110588148A (en) * | 2018-06-12 | 2019-12-20 | 仓和股份有限公司 | Screen printing plate capable of locally controlling screen thickness and manufacturing method thereof |
| CN111703184A (en) * | 2020-06-19 | 2020-09-25 | 沃苏特电子科技（苏州）有限公司 | Manufacturing method of high-opening SE (selective emitter) screen printing plate without net knots |
| CN212219601U (en) * | 2020-03-06 | 2020-12-25 | 苏州东方伽立精密科技有限公司 | High-precision printing screen |
| CN112937076A (en) * | 2021-01-09 | 2021-06-11 | 浙江硕克科技有限公司 | Screen printing plate without net knots and manufacturing process thereof |
| CN113442567A (en) * | 2021-06-17 | 2021-09-28 | 苏州创旭特电子科技有限公司 | Low-cost composite material screen printing plate and manufacturing method thereof |
| TWI745181B (en) * | 2020-11-27 | 2021-11-01 | 倉和股份有限公司 | Sandwich type composite printing screen and manufacturing method thereof |
| CN215882972U (en) * | 2021-04-15 | 2022-02-22 | 仓和精密制造(苏州)有限公司 | Printing screen |
| CN114393912A (en) * | 2021-11-03 | 2022-04-26 | 浙江硕克科技有限公司 | Novel composite construction half tone |
-
2022
- 2022-06-16 CN CN202210682825.0A patent/CN115230303A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10315648A (en) * | 1997-05-22 | 1998-12-02 | Toppan Printing Co Ltd | Screen printing plate for screen printing and its manufacture |
| CN110588148A (en) * | 2018-06-12 | 2019-12-20 | 仓和股份有限公司 | Screen printing plate capable of locally controlling screen thickness and manufacturing method thereof |
| CN212219601U (en) * | 2020-03-06 | 2020-12-25 | 苏州东方伽立精密科技有限公司 | High-precision printing screen |
| CN111703184A (en) * | 2020-06-19 | 2020-09-25 | 沃苏特电子科技（苏州）有限公司 | Manufacturing method of high-opening SE (selective emitter) screen printing plate without net knots |
| TWI745181B (en) * | 2020-11-27 | 2021-11-01 | 倉和股份有限公司 | Sandwich type composite printing screen and manufacturing method thereof |
| CN112937076A (en) * | 2021-01-09 | 2021-06-11 | 浙江硕克科技有限公司 | Screen printing plate without net knots and manufacturing process thereof |
| CN215882972U (en) * | 2021-04-15 | 2022-02-22 | 仓和精密制造(苏州)有限公司 | Printing screen |
| CN113442567A (en) * | 2021-06-17 | 2021-09-28 | 苏州创旭特电子科技有限公司 | Low-cost composite material screen printing plate and manufacturing method thereof |
| CN114393912A (en) * | 2021-11-03 | 2022-04-26 | 浙江硕克科技有限公司 | Novel composite construction half tone |
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