CN112799276A - Preparation method of light-resistant curtain - Google Patents
Preparation method of light-resistant curtain Download PDFInfo
- Publication number
- CN112799276A CN112799276A CN202011618625.6A CN202011618625A CN112799276A CN 112799276 A CN112799276 A CN 112799276A CN 202011618625 A CN202011618625 A CN 202011618625A CN 112799276 A CN112799276 A CN 112799276A
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- Prior art keywords
- light
- machine
- film
- base film
- resistant curtain
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- 238000002360 preparation method Methods 0.000 title claims abstract description 8
- 239000010408 film Substances 0.000 claims abstract description 54
- 239000003292 glue Substances 0.000 claims abstract description 33
- 239000012788 optical film Substances 0.000 claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 20
- 238000000034 method Methods 0.000 claims abstract description 17
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 239000011248 coating agent Substances 0.000 claims abstract description 6
- 238000000576 coating method Methods 0.000 claims abstract description 6
- 238000004519 manufacturing process Methods 0.000 claims abstract description 6
- 239000000758 substrate Substances 0.000 claims abstract description 5
- 230000001678 irradiating effect Effects 0.000 claims abstract description 4
- 238000005096 rolling process Methods 0.000 claims abstract description 4
- 238000007747 plating Methods 0.000 claims description 9
- NIXOWILDQLNWCW-UHFFFAOYSA-M Acrylate Chemical compound [O-]C(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-M 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 230000000694 effects Effects 0.000 claims description 4
- 239000004925 Acrylic resin Substances 0.000 claims description 3
- 229920000178 Acrylic resin Polymers 0.000 claims description 3
- VYZAMTAEIAYCRO-UHFFFAOYSA-N Chromium Chemical compound [Cr] VYZAMTAEIAYCRO-UHFFFAOYSA-N 0.000 claims description 3
- 239000004721 Polyphenylene oxide Substances 0.000 claims description 3
- 229910000831 Steel Inorganic materials 0.000 claims description 3
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- RWCCWEUUXYIKHB-UHFFFAOYSA-N benzophenone Chemical compound C=1C=CC=CC=1C(=O)C1=CC=CC=C1 RWCCWEUUXYIKHB-UHFFFAOYSA-N 0.000 claims description 3
- 239000012965 benzophenone Substances 0.000 claims description 3
- 239000006229 carbon black Substances 0.000 claims description 3
- 229910052804 chromium Inorganic materials 0.000 claims description 3
- 239000011651 chromium Substances 0.000 claims description 3
- 238000004049 embossing Methods 0.000 claims description 3
- 229920000728 polyester Polymers 0.000 claims description 3
- 229920000570 polyether Polymers 0.000 claims description 3
- 239000010959 steel Substances 0.000 claims description 3
- 238000003756 stirring Methods 0.000 claims description 3
- 239000011247 coating layer Substances 0.000 claims description 2
- 238000005516 engineering process Methods 0.000 description 3
- TZCXTZWJZNENPQ-UHFFFAOYSA-L barium sulfate Chemical compound [Ba+2].[O-]S([O-])(=O)=O TZCXTZWJZNENPQ-UHFFFAOYSA-L 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- DSAJWYNOEDNPEQ-UHFFFAOYSA-N barium atom Chemical compound [Ba] DSAJWYNOEDNPEQ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/54—Accessories
- G03B21/56—Projection screens
- G03B21/60—Projection screens characterised by the nature of the surface
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J11/00—Features of adhesives not provided for in group C09J9/00, e.g. additives
- C09J11/02—Non-macromolecular additives
- C09J11/04—Non-macromolecular additives inorganic
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J133/00—Adhesives based on homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Adhesives based on derivatives of such polymers
- C09J133/04—Homopolymers or copolymers of esters
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J167/00—Adhesives based on polyesters obtained by reactions forming a carboxylic ester link in the main chain; Adhesives based on derivatives of such polymers
- C09J167/06—Unsaturated polyesters having carbon-to-carbon unsaturation
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J171/00—Adhesives based on polyethers obtained by reactions forming an ether link in the main chain; Adhesives based on derivatives of such polymers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Inorganic Chemistry (AREA)
- Overhead Projectors And Projection Screens (AREA)
Abstract
The invention relates to the technical field of projection screens, in particular to a preparation method of a light-resistant screen, which comprises the following steps: the method comprises the following steps: manufacturing a mould; step two: preparing UV glue; step three: mounting the optical film substrate film on an unreeling machine; step four: one end of an optical film base film on the unreeling machine penetrates through a film pressing machine and is wound on a reeling machine; step five: coating black glue with a certain thickness on the upper end face of the optical film substrate film; step six: the hard mould is uniformly structured on the black glue; step seven: irradiating the base film passing through the film pressing machine for a period of time by using a UV lamp, and rolling the irradiated optical film base film; step eight: and C, mounting the optical base film obtained in the step seven on a UV printing machine, and performing unilateral printing on the optical base film through the UV printing machine to obtain the light-resistant curtain. The invention has high efficiency, high yield and low cost, and can assist the popularization of ultra-short focus projection.
Description
Technical Field
The invention relates to the technical field of projection screens, in particular to a preparation method of a light-resistant screen.
Background
A projection screen, which refers to a screen displaying a projection, is originally made of white cloth. Then, a diffuse reflection curtain made of cloth or plastic coated with barium sulfate or metal powder is often used. There are also reflective screens made of paint, and transmissive screens made of translucent materials. With the continuous development of projection technology, particularly the emergence of short-focus interactive projection technology, the projector has no movable swing in the educational status. Short focus/ultra-short focus projectors have developed more rapidly than space constrained projectors that can better take advantage of the projector market.
Ultra-short-focus projection technology is mature day by day, but is easily influenced by environment, especially top lighting lamp light due to complicated light path. In order to guarantee the display effect, the light curtain resistance requirement is urgent. The production process of the ultra-short-focus light-resistant curtain in the current market is complex, the yield is low, and the cost is high.
Disclosure of Invention
The invention aims to provide a preparation method of a light-resistant curtain.
In order to achieve the purpose, the invention adopts the following technical scheme:
provided is a method for preparing a light-resistant curtain, comprising the following steps:
the preparation method of the light-resistant curtain is characterized by comprising the following steps of:
the method comprises the following steps: manufacturing a mold:
1) plating 100-1000um copper on the surface of the steel structure mirror roller with a certain length;
2) carving the prism structure with a specific shape on the surface of the copper plating by using a precise carving machine;
3) plating chromium on the surface of the carved die;
4) assembling to form the required mold roller;
step two: preparing black UV glue:
the components comprise polyether acrylate, the weight ratio is 15-35%; 20-40% of acrylic resin by weight; 12-28% of polyester acrylate; difunctional TPGDA, 13-30% by weight; 0.8-1.5% of benzophenone by weight;
the viscosity is 3000-4500 Pa.s;
adding 5-100g of carbon black into each kilogram of glue, and uniformly stirring;
step three: mounting the optical film substrate film on an unreeling machine;
step four: one end of an optical film base film on the unreeling machine penetrates through a film pressing machine and is wound on a reeling machine;
step five: starting an unreeling machine, a film pressing machine and reeling machine equipment, moving an optical film base film from the unreeling machine to the film pressing machine, and smearing black glue with a certain thickness on the optical film base film through a gluing mechanism when the optical film base film enters the pressing roller machine;
step six: after the optical film base film coated with the black glue passes through a film pressing machine, a rigid mold needs a prism structure on the black glue;
step seven: meanwhile, irradiating the base film after passing through the film pressing machine for a period of time by using a UV lamp, and rolling the irradiated optical film base film;
step eight: and C, installing the optical base film obtained in the step seven on a UV printing machine, performing unilateral printing on the optical base film through the UV printing machine to prepare a light-resistant curtain, and positioning by adopting laser during printing.
Further, the certain length in the step one is 1200mm-2500mm, and the diameter is 300mm-700 mm.
Further, the vertical strip block in the first step is a strip with a triangular section, the height of the triangular section of the vertical strip block is specifically 50um, the vertex internal angle of the vertical strip block is 56 degrees, the internal angle of one bottom side of the vertical strip block is 35 degrees, and the internal angle of the other bottom side of the vertical strip block is 89 degrees.
Further, a certain thickness in the fifth step is specifically 60 um.
Further, the period of time in the seventh step is 5-15 m/min.
Furthermore, the black UV glue prepared in the second step can not be brittle and is not easy to deform after being cured.
Further, the black glue coating in the fifth step adopts a glue dispensing mode, and the coating speed is 5-15 m/min.
Further, the coating layer is pressed out of the prism structure by an embossing roller before the coated black glue is dried in the sixth step, and then the black glue is dried and cured in the seventh step by using a UV lamp.
Furthermore, positioning is performed through laser when printing is performed in the step eight, and printing ink adopted by printing is configured in advance, so that a precise printing effect is guaranteed.
Further, the use method of the light-resistant curtain specifically comprises the following steps: the light-resistant curtain is vertically arranged, the prism structure on the light-resistant curtain is in a transverse state, the projection light is arranged on the lower side of the front end of the light-resistant curtain, and the illuminating lamp is arranged on the upper side of the front end of the light-resistant curtain.
The invention has the beneficial effects that:
the invention creatively adopts laser positioning and precise UV printing to solve the problems of production efficiency and cost; meanwhile, the invention is not easily influenced by environment, particularly top lighting light, has high light resistance and better use experience, and the scheme has high efficiency, high yield and low cost and can assist in the popularization of ultra-short focal projection.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the embodiments of the present invention will be briefly described below.
FIG. 1 is a block diagram of the steps of the present invention.
Detailed Description
The technical scheme of the invention is further explained by the specific implementation mode in combination with the attached drawings.
The drawings are only for purposes of illustration and are not intended to be limiting, and are merely schematic and non-limiting.
A preparation method of a light-resistant curtain comprises the following steps:
the method comprises the following steps: manufacturing a mold:
1) plating 100-1000um copper on the surface of the steel structure mirror roller with a certain length;
2) carving the prism structure with a specific shape on the surface of the copper plating by using a precise carving machine;
3) plating chromium on the surface of the carved die;
4) assembling to form the required mold roller;
step two: preparing black UV glue:
the components comprise polyether acrylate, the weight ratio is 15-35%; 20-40% of acrylic resin by weight; 12-28% of polyester acrylate; difunctional TPGDA, 13-30% by weight; 0.8-1.5% of benzophenone by weight;
the viscosity is 3000-4500 Pa.s;
adding 5-100g of carbon black into each kilogram of glue, and uniformly stirring;
step three: mounting the optical film substrate film on an unreeling machine;
step four: one end of an optical film base film on the unreeling machine penetrates through a film pressing machine and is wound on a reeling machine;
step five: starting an unreeling machine, a film pressing machine and reeling machine equipment, moving an optical film base film from the unreeling machine to the film pressing machine, and smearing black glue with a certain thickness on the optical film base film through a gluing mechanism when the optical film base film enters the pressing roller machine;
step six: after the optical film base film coated with the black glue passes through a film pressing machine, a rigid mold needs a prism structure on the black glue;
step seven: meanwhile, irradiating the base film after passing through the film pressing machine for a period of time by using a UV lamp, and rolling the irradiated optical film base film;
step eight: and C, installing the optical base film obtained in the step seven on a UV printing machine, performing unilateral printing on the optical base film through the UV printing machine to prepare a light-resistant curtain, and positioning by adopting laser during printing.
Wherein, the certain length in the step one is 1200mm-2500mm, and the diameter is 300mm-700 mm.
The vertical strip block in the step one is a strip with a triangular section, the height of the triangular section of the vertical strip block is specifically 50um, the vertex internal angle is 56 degrees, one internal angle of the bottom side is 35 degrees, and the other internal angle of the bottom side is 89 degrees.
Wherein, the certain thickness in the step five is 60 um.
Wherein, the period of time in the step seven is 5-15 m/min.
And C, preparing black UV glue in the step two, and curing the black UV glue to ensure that the black UV glue cannot be brittle and is not easy to deform.
And the black glue is coated in the fifth step in a glue dispensing mode, and the coating speed is 5-15 m/min.
And in the sixth step, before the coated black glue is dried, the coating is pressed out of the prism structure by using an embossing roller, and then the black glue is dried and cured in the seventh step by using a UV lamp.
And step eight, positioning is carried out through laser when printing is carried out, and printing ink adopted by printing is configured in advance, so that the precise printing effect is ensured.
The use method of the light-resistant curtain comprises the following specific steps: the light-resistant curtain is vertically arranged, the prism structure on the light-resistant curtain is in a transverse state, the projection light is arranged on the lower side of the front end of the light-resistant curtain, and the illuminating lamp is arranged on the upper side of the front end of the light-resistant curtain.
The foregoing is merely exemplary and illustrative of the present invention and various modifications, additions and substitutions may be made by those skilled in the art to the specific embodiments described without departing from the scope of the invention as defined in the following claims.
Claims (10)
1. The preparation method of the light-resistant curtain is characterized by comprising the following steps of:
the method comprises the following steps: manufacturing a mold:
1) plating 100-1000um copper on the surface of the steel structure mirror roller with a certain length;
2) carving the prism structure with a specific shape on the surface of the copper plating by using a precise carving machine;
3) plating chromium on the surface of the carved die;
4) assembling to form the required mold roller;
step two: preparing black UV glue:
the components comprise polyether acrylate, the weight ratio is 15-35%; 20-40% of acrylic resin by weight; 12-28% of polyester acrylate; difunctional TPGDA, 13-30% by weight; 0.8-1.5% of benzophenone by weight;
the viscosity is 3000-4500 Pa.s;
adding 5-100g of carbon black into each kilogram of glue, and uniformly stirring;
step three: mounting the optical film substrate film on an unreeling machine;
step four: one end of an optical film base film on the unreeling machine penetrates through a film pressing machine and is wound on a reeling machine;
step five: starting an unreeling machine, a film pressing machine and reeling machine equipment, moving an optical film base film from the unreeling machine to the film pressing machine, and smearing black glue with a certain thickness on the optical film base film through a gluing mechanism when the optical film base film enters the pressing roller machine;
step six: after the optical film base film coated with the black glue passes through a film pressing machine, a rigid mold needs a prism structure on the black glue;
step seven: meanwhile, irradiating the base film after passing through the film pressing machine for a period of time by using a UV lamp, and rolling the irradiated optical film base film;
step eight: and C, installing the optical base film obtained in the step seven on a UV printing machine, performing unilateral printing on the optical base film through the UV printing machine to prepare a light-resistant curtain, and positioning by adopting laser during printing.
2. The method for preparing a light-resistant curtain as claimed in claim 1, wherein the specific length in the first step is 1200mm-2500mm, and the diameter is 300mm-700 mm.
3. The method for preparing the light-resistant curtain as claimed in claim 1, wherein the vertical bar block in the first step is a bar with a triangular cross section, the height of the triangular cross section of the vertical bar block is 50um, the internal angle of the vertex of the bar block is 56 °, the internal angle of one base side of the bar block is 35 °, and the internal angle of the other base side of the bar block is 89 °.
4. The method for preparing a light-resistant curtain as claimed in claim 1, wherein the certain thickness in the step five is 60 um.
5. The method for preparing a light-resistant curtain as claimed in claim 1, wherein the period of time in step seven is 5-15 m/min.
6. The method for preparing a light-proof curtain as claimed in claim 1, wherein the black UV glue prepared in the second step is not brittle and is not easy to deform after being cured.
7. The method for preparing a light-resistant curtain as claimed in claim 1, wherein the step five of applying the black paste is performed by dispensing, and the coating speed is 5-15 m/min.
8. The method for preparing a screen of claim 1, wherein the coating layer is pressed out of the prism structure by an embossing roller before the black glue is dried in the sixth step, and the black glue is dried and cured in the seventh step by a UV lamp.
9. The method for preparing the light-proof curtain according to claim 1, wherein the positioning is performed by laser when the printing is performed in the step eight, and the printing ink adopted by the printing is configured in advance, so that the precise printing effect is ensured.
10. The method for preparing the light-resistant curtain according to claim 1, wherein the method for using the light-resistant curtain comprises the following specific steps: the light-resistant curtain is vertically arranged, the prism structure on the light-resistant curtain is in a transverse state, the projection light is arranged on the lower side of the front end of the light-resistant curtain, and the illuminating lamp is arranged on the upper side of the front end of the light-resistant curtain.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618625.6A CN112799276A (en) | 2020-12-31 | 2020-12-31 | Preparation method of light-resistant curtain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011618625.6A CN112799276A (en) | 2020-12-31 | 2020-12-31 | Preparation method of light-resistant curtain |
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| Publication Number | Publication Date |
|---|---|
| CN112799276A true CN112799276A (en) | 2021-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011618625.6A Pending CN112799276A (en) | 2020-12-31 | 2020-12-31 | Preparation method of light-resistant curtain |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050059766A1 (en) * | 2003-09-12 | 2005-03-17 | Jones Clinton L. | Durable optical element |
| CN109752912A (en) * | 2019-02-26 | 2019-05-14 | 江阴通利光电科技有限公司 | A kind of anti-light curtain of hair line and preparation method thereof |
| WO2020114225A1 (en) * | 2018-12-03 | 2020-06-11 | 深圳光峰科技股份有限公司 | Combined coating of projection screen and preparation method for projection screen |
| CN111880367A (en) * | 2020-08-06 | 2020-11-03 | 广西佳视微电子科技有限公司 | An ultra-short-focus front projection anti-light projection screen and preparation method thereof |
| CN112099304A (en) * | 2020-08-28 | 2020-12-18 | 苏州莱科光学科技有限公司 | Novel optical screen preparation method |
-
2020
- 2020-12-31 CN CN202011618625.6A patent/CN112799276A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20050059766A1 (en) * | 2003-09-12 | 2005-03-17 | Jones Clinton L. | Durable optical element |
| WO2020114225A1 (en) * | 2018-12-03 | 2020-06-11 | 深圳光峰科技股份有限公司 | Combined coating of projection screen and preparation method for projection screen |
| CN109752912A (en) * | 2019-02-26 | 2019-05-14 | 江阴通利光电科技有限公司 | A kind of anti-light curtain of hair line and preparation method thereof |
| CN111880367A (en) * | 2020-08-06 | 2020-11-03 | 广西佳视微电子科技有限公司 | An ultra-short-focus front projection anti-light projection screen and preparation method thereof |
| CN112099304A (en) * | 2020-08-28 | 2020-12-18 | 苏州莱科光学科技有限公司 | Novel optical screen preparation method |
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