CN220763826U - Metal gauze and accurate half tone - Google Patents
Metal gauze and accurate half tone Download PDFInfo
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- CN220763826U CN220763826U CN202322183939.3U CN202322183939U CN220763826U CN 220763826 U CN220763826 U CN 220763826U CN 202322183939 U CN202322183939 U CN 202322183939U CN 220763826 U CN220763826 U CN 220763826U
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- hollowed
- gauze
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- screen
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- 229910052751 metal Inorganic materials 0.000 title claims abstract description 83
- 239000002184 metal Substances 0.000 title claims abstract description 83
- 238000000926 separation method Methods 0.000 claims abstract description 52
- 239000000463 material Substances 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 15
- 239000000853 adhesive Substances 0.000 claims description 13
- 230000001070 adhesive effect Effects 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- 229920000728 polyester Polymers 0.000 claims description 6
- 239000002131 composite material Substances 0.000 claims description 5
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 229910000570 Cupronickel Inorganic materials 0.000 claims description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- QXZUUHYBWMWJHK-UHFFFAOYSA-N [Co].[Ni] Chemical compound [Co].[Ni] QXZUUHYBWMWJHK-UHFFFAOYSA-N 0.000 claims description 3
- -1 circle Substances 0.000 claims description 3
- YOCUPQPZWBBYIX-UHFFFAOYSA-N copper nickel Chemical compound [Ni].[Cu] YOCUPQPZWBBYIX-UHFFFAOYSA-N 0.000 claims description 3
- TVZPLCNGKSPOJA-UHFFFAOYSA-N copper zinc Chemical compound [Cu].[Zn] TVZPLCNGKSPOJA-UHFFFAOYSA-N 0.000 claims description 3
- 229910003460 diamond Inorganic materials 0.000 claims description 3
- 239000010432 diamond Substances 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- ZAUUZASCMSWKGX-UHFFFAOYSA-N manganese nickel Chemical compound [Mn].[Ni] ZAUUZASCMSWKGX-UHFFFAOYSA-N 0.000 claims description 3
- 229910001092 metal group alloy Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 230000000750 progressive effect Effects 0.000 claims description 3
- 238000007650 screen-printing Methods 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 239000010935 stainless steel Substances 0.000 claims description 3
- 230000009466 transformation Effects 0.000 claims description 3
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 claims description 3
- 229910052721 tungsten Inorganic materials 0.000 claims description 3
- 239000010937 tungsten Substances 0.000 claims description 3
- 238000010276 construction Methods 0.000 claims description 2
- 238000007639 printing Methods 0.000 description 6
- 230000002787 reinforcement Effects 0.000 description 5
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000001788 irregular Effects 0.000 description 3
- 239000007788 liquid Substances 0.000 description 3
- 230000003014 reinforcing effect Effects 0.000 description 3
- 238000004513 sizing Methods 0.000 description 3
- 229910000531 Co alloy Inorganic materials 0.000 description 2
- 229910000914 Mn alloy Inorganic materials 0.000 description 2
- 229910001297 Zn alloy Inorganic materials 0.000 description 2
- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000000956 alloy Substances 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 241001391944 Commicarpus scandens Species 0.000 description 1
- 239000002313 adhesive film Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229960000074 biopharmaceutical Drugs 0.000 description 1
- 239000000839 emulsion Substances 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000011031 large-scale manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Landscapes
- Printing Plates And Materials Therefor (AREA)
Abstract
The utility model is suitable for the technical field of metal gauze, and provides a metal gauze and a precise screen, wherein the metal gauze comprises a plurality of metal wires, a gauze main body is provided with a plurality of hollowed-out rows arranged along a first direction and a plurality of hollowed-out columns arranged along a second direction, each row of hollowed-out rows comprises N hollowed-out areas, the N-th hollowed-out areas of each row form an N-th hollowed-out column, two adjacent hollowed-out rows are separated by a row separation line, and two adjacent hollowed-out columns are separated by a column separation line; the row division lines extending in the second direction are divided into a plurality of section sections having unequal adjacent section lengths by the column division lines extending in the first direction, so that the structural strength of the overall expanded metal can be reinforced. The utility model solves the technical problem that the inner silk threads of the existing gauze breadth are easy to deform due to uneven stress.
Description
Technical Field
The utility model belongs to the technical field of metal gauze, and particularly relates to a metal gauze and a precise screen.
Background
In the prior art, solar photovoltaic power generation refers to a power generation mode for directly converting solar energy into electric energy by utilizing the photovoltaic effect of a photovoltaic module.
For the production of solar cells, screen printing is the core of process management in the solar cell manufacturing process. The screen printing is mainly applied to electrode forming of a battery, and is performed by utilizing the basic principle that a part of mesh of a screen pattern is permeable to sizing agent and a part of non-image-text is impermeable to sizing agent. The paste is poured into one end of the screen during printing, and a certain pressure is applied to the paste part of the screen by a scraper, and the screen moves towards the other end of the screen. The slurry is pressed from the mesh of the pattern portion onto the substrate by the squeegee while being moved to form a desired pattern.
The screen is mainly a printing mould (screen plate), the screen plate is composed of screen yarns woven by metal into different mesh sizes, PI adhesive films and photosensitive adhesives coated on the screen yarns, the photosensitive adhesives are removed at the openings of the pattern design of the screen plate, sizing agents placed on the screen plate can be printed on a base material through the openings of the pattern when a scraper brushes the screen yarns, and the electric property and the mechanical property of a conductive mould formed after printing are directly determined by the specification of the screen.
In the prior art, the metal gauze is generally designed to be composed of mutually perpendicular grid lines, the mechanical property of the gauze adopting the scheme is limited, when the pressure of a scraper is too high, the gauze is easy to break, the limitation of the net-stretching process is limited, and the condition that the deformation of silk threads in different areas in the gauze breadth is inconsistent is easy to occur.
Disclosure of Invention
In view of the above, the embodiment of the utility model provides a metal gauze and a precise screen plate, so as to solve the technical problem that wires in the prior gauze breadth are easy to deform due to uneven stress.
A first aspect of an embodiment of the present utility model provides a metal gauze comprising:
the gauze main body is provided with a plurality of hollowed-out rows arranged along a first direction and a plurality of hollowed-out columns arranged along a second direction, each hollowed-out row comprises N hollowed-out areas, the N-th hollowed-out areas of each row form an N-th hollowed-out column, two adjacent hollowed-out rows are separated by a row separation line, and two adjacent hollowed-out columns are separated by a column separation line;
the row separation lines extending in the second direction are divided into a plurality of section segments having unequal adjacent section lengths by the column separation lines extending in the first direction;
n is greater than or equal to 1, and the first direction and the second direction are arranged at a first preset angle.
In a possible implementation manner of the first aspect, the gauze main body is an integrally formed metal structure, and the line widths of the row separation lines and the column separation lines are different.
In a possible implementation manner of the first aspect, a plurality of the row separation lines extending along the second direction are curved and are not parallel to each other, and curvatures of the plurality of the row separation lines are different, where the curvatures are defined as K, and a numerical range of K is 0 < k.ltoreq.0.2; the curvature progressive transformation of the plurality of line dividing lines presents a certain rule, and the rule meets the following conditions: (1) Linearity K n ＝P×K 1 The method comprises the steps of carrying out a first treatment on the surface of the (2) Nonlinear K n ＝K 1 Q (P, Q is any real number, K 1 For the curvature of the first line of division, K n The curvature of the parting line for the nth row).
In a possible implementation manner of the first aspect, a plurality of the column separation lines extending along the first direction are straight lines parallel to each other.
In a possible implementation manner of the first aspect, a line width of any one of the column separation lines is 6 micrometers to 15 micrometers, and a line width of other row separation lines intersecting with the column separation lines is 6 micrometers to 15 micrometers.
In a possible implementation manner of the first aspect, a ratio value of a line width of any one of the column separation lines to a line width of the other row separation lines intersecting the column separation lines is any one of 9/13, 9/15, 8/13, 8/15, 7/13, and 7/15.
In a possible implementation manner of the first aspect, the metal gauze is provided with a expanded adhesive area along the first direction or the second direction within a preset range towards a central position, and the expanded adhesive area is formed by metal wires.
In a possible implementation manner of the first aspect, the gauze main body is any one or a combination of materials of nickel, nickel cobalt alloy, nickel manganese alloy, copper zinc alloy, copper nickel alloy, titanium alloy, chromium metal alloy, stainless steel, tungsten and iron.
In a possible implementation manner of the first aspect, the hollow area is any one or more of square, staggered square, rectangle, staggered rectangle, triangle, trapezoid, diamond, circle, composite pattern, hexagon, and irregular hexagon.
The second aspect of the embodiment of the utility model provides a precision screen, which comprises a screen frame, a polyester screen, a photosensitive material and the metal screen as described above, wherein the screen frame is fixedly connected with the metal screen and the polyester screen, the photosensitive material is attached to or coated on the surface of the metal screen, and the PI film is attached to or coated on the surface of the photosensitive material.
According to the metal gauze provided by the embodiment of the utility model, the plurality of hollowed rows arranged along the first direction and the plurality of hollowed columns arranged along the second direction are formed by the plurality of metal wires in a crossing manner, each hollowed row comprises N hollowed areas, the N hollowed areas of each row form the N hollowed columns, the row separation lines extending in the second direction are controlled, and the column separation lines extending in the first direction are divided into a plurality of interval sections with unequal adjacent interval lengths so as to strengthen the structural strength of the metal gauze, so that the technical problem that wires in the width of the existing gauze are not uniformly stressed and are easy to deform is solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of a construction of a metal gauze of the present application;
fig. 2 is a schematic structural view of the expanded metal of the present application.
Detailed Description
In order that those skilled in the art will better understand the present utility model, a technical solution of an embodiment of the present utility model will be clearly described below with reference to the accompanying drawings in the embodiment of the present utility model, and it is apparent that the described embodiment is a part of the embodiment of the present utility model, but not all the embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present utility model without making any inventive effort, shall fall within the scope of the present utility model.
The term "comprising" in the description of the utility model and the claims and in the above figures and any variants thereof is intended to cover a non-exclusive inclusion. For example, a process, method, or system, article, or apparatus that comprises a list of steps or elements is not limited to only those listed but may optionally include additional steps or elements not listed or inherent to such process, method, article, or apparatus.
The utility model provides a metal gauze, as shown in fig. 1, which comprises a gauze main body, wherein the gauze main body is provided with a plurality of hollowed-out rows arranged along a first direction and a plurality of hollowed-out columns arranged along a second direction, each row of hollowed-out rows comprises N hollowed-out areas, the N hollowed-out areas of each row form an N hollowed-out column, two adjacent hollowed-out rows are separated by a row separation line, and two adjacent hollowed-out columns are separated by a column separation line; the row separation lines extending in the second direction are divided into a plurality of section segments having unequal adjacent section lengths by the column separation lines extending in the first direction; n is greater than or equal to 1, and the first direction and the second direction are arranged at a first preset angle.
In the above embodiment, by controlling the row separation lines extending in the second direction, the column separation lines extending in the first direction are divided into a plurality of sections with unequal adjacent section lengths, so as to strengthen the structural strength of the metal gauze, thereby solving the technical problem that the wires in the prior gauze breadth are easy to deform due to uneven stress. In addition, the deformation inconsistency in the process of net yarn net tensioning can be compensated by controlling the unequal lengths of the side lines, so that the bow-shaped situation is avoided. When the metal screen mesh is used in the fields of solar cell electrode printing, electronic component metal paste printing, shielding screens, filter screens, biopharmaceutical screen meshes and the like, the structural strength of the whole screen mesh can be improved, the service life of the metal screen mesh is prolonged, and therefore the large-scale production cost is reduced.
The implementation process of the scheme is that the distance from one metal wire to the other metal wire in the same direction is controlled, and different distance adjustment is carried out at different positions, namely the distances of two or more metal wires, and the measured values are inconsistent at different measuring points. The difference in measured values ranged from 0 mm to 5 mm. Thereby solving the problem of bowing caused by inconsistent deformation in the process of net yarn net tensioning.
Based on the above embodiment, optionally, the gauze body is an integrally formed metal structure, and the line widths of the row separation lines and the column separation lines are different. The integrated into one piece sets up the structural reliability and the firm degree that can strengthen metal gauze.
In a possible implementation manner of the first aspect, the plurality of line separation lines extending along the second direction are curved and are not parallel to each other, and curvatures of the plurality of line separation lines are different.
In the embodiment, by setting different curvatures, the tension applied to the separation line is compensated, so that the problem of bow caused by inconsistent deformation in the process of net tensioning can be solved.
Optionally, the curvature is defined as K, and the value range is 0 < K.ltoreq.0.2; the curvature progressive transformation of the plurality of line dividing lines presents a certain rule, and the rule meets the following conditions: (1) Linearity K n ＝P×K 1 The method comprises the steps of carrying out a first treatment on the surface of the (2) Nonlinear K n ＝K 1 Q (P, Q is any real number, K 1 For the curvature of the first line of division, K n Dividing the curvature of the line for the nth row.
In the above-mentioned scheme, the dividing lineThere are two rules of setting the curvature between, if one wants to set a plurality of the line separation lines to be linear, the curvature K of the nth curve n Can be set equal to the product of the curvature of the first root curve and any real number, e.g. at K 1 At 0.9, optionally selecting one P to be equal to 2, then K n Equal to 1.8. If it is desired to set a plurality of the row separation lines to be nonlinear, the curvature K of the nth curve n Can be set equal to the curvature K of the first curve 1 To the power of any real number, e.g. at K 1 At 0.2, optionally, a Q equal to 2 is selected, K n Equal to 0.04, design the parting line of the metal gauze in this application according to above-mentioned law, can realize fine compensating the pulling force that the parting line received to can solve the deformation inconsistency that appears in the gauze and open the net in-process and lead to the problem of bow-shaped.
In a possible implementation manner of the first aspect, a plurality of the column separation lines extending along the first direction are straight lines parallel to each other.
Through the crossing setting of straight line and curve, can guarantee as far as possible that the area of each fretwork district differs little, when guaranteeing printing, filtration liquid uniformity, can also realize stress compensation, the deformation that appears in the screen cloth process of very big reduction and lead to bow-shaped.
Optionally, referring to fig. 1, the hollow area is any one or more of square, staggered square, rectangle, staggered rectangle, triangle, trapezoid, diamond, circle, composite pattern, hexagon, and irregular hexagon.
Optionally, referring to fig. 1, the metal gauze further includes a frame, the metal wire is disposed on the frame, and the metal wire and the frame are integrally formed. All metal wires can be better fixed to the frame, deformation is reduced, follow-up installation and use are facilitated, and the structural reliability and the firmness of the metal gauze can be enhanced through integrated forming.
Optionally, the frame is any one of square, rectangle, circle and ellipse.
In a possible implementation manner of the first aspect, at least one of the hollow areas is a structure reinforcing area; the area of the structure reinforcing area is different from the area of the other hollow areas.
The stress conditions of the area and surrounding areas can be changed by the structural reinforcement area at the moment, so that the structural reinforcement effect is achieved.
In a possible implementation manner of the first aspect, the area of the structure reinforcing area is W times that of any ink passing area, and W is greater than or equal to 2.
In one possible design for implementing the above scheme, the structural reinforcement region may remove a part of the length of the metal wire according to a certain rule, and when removing a part of the metal wire, the enlarged structural reinforcement region formed by combining the two hollowed-out regions is any one of square, triangle, hexagon, circle, trapezoid and composite graph; the original hollow area is any one of square, triangle, hexagon, circle, trapezoid and composite graph; the height or width of the structural reinforcement region ranges from 100 micrometers to 600 micrometers.
Wherein, the hexagons include regular hexagons and irregular hexagons.
In a possible implementation manner of the first aspect, a line width of any column separation line is 6 micrometers to 15 micrometers, and a line width of other row separation lines intersecting the column separation line is 6 micrometers to 15 micrometers.
When the line width of the column separation lines and the line separation lines are in the above range, the printed liquid or mixture can better penetrate through the hollowed-out area, and meanwhile, the structural strength of the whole metal gauze can be improved. The number of uses is increased, thereby enhancing durability.
In a possible implementation manner of the first aspect, a ratio value of a line width of any one of the column separation lines to a line width of the other row separation lines intersecting the column separation lines is any one of 9/13, 9/15, 8/13, 8/15, 7/13, and 7/15.
In a possible implementation manner of the first aspect, referring to fig. 2, a web adhesive area H is disposed in a preset range of the metal gauze toward a central position along the first direction or the second direction, and the web adhesive area is formed by a part of the metal wires.
Optionally, the preset range may be set to a range within 15MM from the center position along the first direction or the second direction, and the expanded metal adhesive area is used for fixing the metal gauze, so that the position of the metal gauze can be firmly fixed within 15MM, and meanwhile, the liquid passing capability of the metal gauze can not be affected.
Optionally, the shape of the expanded metal adhesive region is different from the shape of any one of the hollow regions.
Optionally, the shape of the expanded metal adhesive region is different from the shape of any one of the hollow regions.
The expanded-mesh adhesive area and other hollow areas can have consistent shape designs or different shape designs, and can also have consistent line width designs and different line width designs.
In an alternative embodiment, the expanded metal adhesive area is additionally provided with a solid open sheet metal design.
In a possible implementation manner of the first aspect, the metal wire is any one of nickel, nickel cobalt alloy, nickel manganese alloy, copper zinc alloy, copper nickel alloy, titanium alloy, chromium metal alloy, stainless steel, tungsten, iron or a combination of any one or more of the above materials.
Optionally, the metal line has a line width ranging from 6 microns to 15 microns; the wire pitch of the metal wire ranges from 20 micrometers to 70 micrometers; the mesh number of the metal gauze ranges from 400 to 700 mesh; the metal gauze has a gauze thickness in the range of 8 micrometers to 18 micrometers.
Optionally, the cross section of the metal wire is square, rectangular, trapezoidal, triangular or semicircular arc.
Optionally, the characteristic parameters of the metal gauze can be realized by selecting the following ranges, wherein the parameters are mesh number, line width and gauze thickness in sequence: 430-11-13;430-11-15;430-13-13;430-13-15;480-11-13;480-11-15;500-9-13;500-9-15;520-9-13;520-9-15;580-9-13;580-9-15;640-9-13;640-9-15;640-11-13;640-11-15;640-8-13;640-7-13;660-9-13;660-8-13;660-7-13.
Corresponding to the metal gauze of the above embodiment, the embodiment of the application further provides a precision screen, which comprises a screen frame, a polyester gauze, a photosensitive material and the metal gauze as described above, wherein the screen frame is fixedly connected with the metal gauze and the polyester gauze, the photosensitive material is attached to or coated on the surface of the metal gauze, and the PI film is attached to or coated on the surface of the photosensitive material.
It should be noted that, because the precise screen of the present utility model includes all the embodiments of the metal gauze, the precise screen of the present utility model has all the beneficial effects of the metal gauze, and is not described herein.
Optionally, the photosensitive material is any one or more of emulsion, PI film and hollowed-out metal sheet.
The above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model, and are intended to be included in the scope of the present utility model.
Claims (10)
1. A metal gauze comprising:
the gauze main body is provided with a plurality of hollowed-out rows arranged along a first direction and a plurality of hollowed-out columns arranged along a second direction, each hollowed-out row comprises N hollowed-out areas, the N-th hollowed-out areas of each row form an N-th hollowed-out column, two adjacent hollowed-out rows are separated by a row separation line, and two adjacent hollowed-out columns are separated by a column separation line;
the row separation lines extending in the second direction are divided into a plurality of section segments having unequal adjacent section lengths by the column separation lines extending in the first direction;
n is greater than or equal to 1, and the first direction and the second direction are arranged at a first preset angle.
2. The metal gauze of claim 1, wherein said gauze body is of unitary metal construction, and said row parting lines are of different linewidths than said column parting lines.
3. The expanded metal as claimed in claim 1, wherein a plurality of said line separation lines extending in said second direction are curved and are not parallel to each other, and wherein the curvature of a plurality of said line separation lines is different, said curvature being defined as K and having a value in the range of 0 < k.ltoreq.0.2; the curvature progressive transformation of the plurality of line dividing lines presents a certain rule, and the rule meets the following conditions: (1) Linearity K n ＝P×K 1 The method comprises the steps of carrying out a first treatment on the surface of the (2) Nonlinear K n ＝K 1 Q (P, Q is any real number, K 1 For the curvature of the first line of division, K n The curvature of the parting line for the nth row).
4. A expanded metal as claimed in claim 3, in which a plurality of said column separation lines extending in said first direction are straight lines parallel to each other.
5. The expanded metal screen of claim 1, wherein any one of said column separation lines has a line width of 6 microns to 15 microns, and the other of said row separation lines intersecting therewith has a line width of 6 microns to 15 microns.
6. The expanded metal screen according to claim 5, wherein a ratio of a line width of any one of the column separation lines to a line width of the other row separation lines intersecting therewith is any one of 9/13, 9/15, 8/13, 8/15, 7/13, and 7/15.
7. The expanded metal screen according to any one of claims 1 to 6, wherein the expanded metal screen is provided with an expanded metal adhesive region in a predetermined range toward a central position in the first direction or the second direction, and the expanded metal adhesive region is composed of metal wires.
8. The metallic scrim of any of claims 1-6, wherein the material of the scrim body is any one or a combination of materials of nickel, nickel cobalt, nickel manganese, copper zinc, copper nickel, titanium alloy, chromium metal alloy, stainless steel, tungsten, iron.
9. The expanded metal mesh according to any one of claims 1 to 6, wherein the hollow area has a shape of any one or more of square, staggered square, rectangle, staggered rectangle, triangle, trapezoid, diamond, circle, composite pattern, hexagon.
10. The precise screen printing plate is characterized by comprising a screen frame, a polyester screen gauze, a photosensitive material, a PI film and the metal screen gauze according to any one of claims 1-9, wherein the screen frame is fixedly connected with the metal screen gauze and the polyester screen gauze, the photosensitive material is attached to or coated on the surface of the metal screen gauze, and the PI film is attached to or coated on the surface of the photosensitive material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322183939.3U CN220763826U (en) | 2023-08-14 | 2023-08-14 | Metal gauze and accurate half tone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322183939.3U CN220763826U (en) | 2023-08-14 | 2023-08-14 | Metal gauze and accurate half tone |
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| Publication Number | Publication Date |
|---|---|
| CN220763826U true CN220763826U (en) | 2024-04-12 |
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|---|---|---|---|
| CN202322183939.3U Active CN220763826U (en) | 2023-08-14 | 2023-08-14 | Metal gauze and accurate half tone |
Country Status (1)
| Country | Link |
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| CN (1) | CN220763826U (en) |
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2023
- 2023-08-14 CN CN202322183939.3U patent/CN220763826U/en active Active
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