CN1963660A - Multifunction horniness metal screen capable of erase and write-in, nondust, projection of extinction facula distinctly and manufacturing method thereof - Google Patents
Multifunction horniness metal screen capable of erase and write-in, nondust, projection of extinction facula distinctly and manufacturing method thereof Download PDFInfo
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- CN1963660A CN1963660A CN 200610134505 CN200610134505A CN1963660A CN 1963660 A CN1963660 A CN 1963660A CN 200610134505 CN200610134505 CN 200610134505 CN 200610134505 A CN200610134505 A CN 200610134505A CN 1963660 A CN1963660 A CN 1963660A
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Abstract
This invention relates to one multi-function hard metal screen to erase words without dust, which is characterized by the following: the erase words without dust projects multi-function hard metal screen by use of cracker board as materials with positive surface with dark delustring surface with its back surface coated with high bright metal powder glue layer and protective layer to process multi-function hard metal screen through hard metal screen positive surface process and back surface process.
Description
Technical field
The invention belongs to a kind of educational aid that relates to multidisciplinary fields such as optics, chemistry, metallography, mechanics, physics, liquid surface, coating, macromolecular material, particularly a kind of erasable no dust projection of extinction facula is multifunction horniness metal screen and method for making clearly.
Background technology
At present, have three kinds of educational aids comparatively general basically from instructional mode both domestic and external, these three kinds of forms are: 1, traditional use normal blackboard, chalk are imparted knowledge to students, and comprise removable blackboard, and exist: dust is big, influences teachers ' health; Because simple natural light irradiation blackboard is darker sometimes, the relatively poor student of eyesight does not often see the writing on the blackboard.2, adopt the mode of projector, projection screen, CD teaching in recent years, exist: the problem of very flexible.3, adopt the new teaching instrument of computing machine, projector, electronic whiteboard, electronic pen, networking combination, though improved visuality, the dirigibility of teaching, problem such as have whole cost height, complicated operation and electronic whiteboard brightness is low, effect is not good enough.
Summary of the invention
The present invention has overcome the defective of above-mentioned existence, and purpose is for solving: the minute surface reflective phenomenon that screen surface produces when eliminating natural light and projector's projection; The hot spot that screen surface produces when weakening projection; Surface brightness when improving screen prjection; The anti-delineation of screen surface is wiped with any Writing plate of blank pen and arbitrarily to be wiped, and problem such as leave no trace provides a kind of erasable no dust projection of extinction facula that can substitute multiple educational aid multifunction horniness metal screen and method for making clearly.
The erasable no dust projection of extinction facula of the present invention is multifunction horniness metal screen and method for making content Description clearly:
The erasable no dust projection of extinction facula of the present invention is multifunction horniness metal screen clearly; it is characterized in that: erasable no dust projection of extinction facula is multifunction horniness metal screen clearly; be that the employing acrylic board is a raw material; the front of acrylic board has dark delustring surface; the back side spraying high brightness metal powder adhesive layer and the protective seam of acrylic board are made multifunction horniness metal screen.
Erasable no dust projection of extinction facula is the method for making of multifunction horniness metal screen clearly, realizes by following processing step:
Handle in the front of multi-functional hard metal screen:
(1), surface coarsening is handled: the front of the acrylic board that 2～5mm is thick is carried out electricity and is pressed the surface coarsening processing, and the surface forms uniform irregular lines, produces crackle, makes it surface irregularity;
(2), shot blast: pass through the hydro-extractor shot blast with 180～200 order vacuum coated glass microballons, surface by glass microballoon high pressure bump acrylic board, forming every square centimeter on the surface of acrylic board has 1000～1200, and diameter R is the well-regulated round pool of 0.002～0.005mm;
(3), grind: adopt cloth wheel abrasive pastes surface mechanical attrition, make the transient curve of surperficial round pool level and smooth, form dark delustring surface;
Handle at the back side of multifunction horniness metal screen:
(1), spraying high brightness metal powder: at the back side of acrylic board spraying high brightness metal powder adhesive layer, with mica crystal 1-5 part, aluminium powder 20-40 part, titanium valve 15-20 part, 10 parts of iron powders, 200 parts in polymethyl methacrylate glue, mix, be mixed with the metal powder tackifier, coating thickness 0.03mm;
(2), spraying protective layer: the external spray protective seam of high brightness metal powder adhesive layer mixes 10 parts of acrylic acids and titanium dioxide for 3 parts and to spray protective layer thickness 0.05mm;
(3), oven dry: 100 ℃ of treatment temperatures, 30 minutes time;
(4), solidify: take spontaneous curing, spontaneous curing at normal temperatures 72 hours connects high brightness metal powder adhesive layer and protective seam glue, does not firmly come off;
(5) detect;
(6), packing.
The erasable no dust projection of extinction facula of the present invention is multifunction horniness metal screen and method for making clearly, has solved problems of the prior art, the minute surface reflective phenomenon that screen surface produces when eliminating natural light and projector's projection; The hot spot that screen surface produces when weakening projection; Surface brightness when improving screen prjection improves 1.5 times than electronic whiteboard; The anti-delineation of screen surface can be write arbitrarily with the blank pen, can arbitrarily wipe with blackboard eraser, leaves no trace.Declare century-old above use normal blackboard, the end in chalk teaching time, numerous teachers and students have been freed from dust, created the environmental protection environment of imparting knowledge to students good.Substituted expensive electronic whiteboard educational aid, available common blank pen writes with facility in screen surface, with wipe with fall, convenient and swift, practical, economical, novel.Fundamentally having solved blackboard can not projection teaching, and the dark student eyesight that influences; Electronic whiteboard surface exists mirrored effect that natural light and projected light beam produce and projection hot spot that vision health is had the light stimulus of considerable influence, and eyesight has been played protective effect.It is low thoroughly to have changed electronic whiteboard surface brightness, the limitation that must impart knowledge to students with the projection of high lumen projection machine.Luminance factor β of the present invention 〉=0.6～3, visual angle 2 α 〉=35 °～120 °, not only can wipe and to write, no dust, eliminate the reflective effect of minute surface, the brightness height, projection is clear, color rendition is good, with traditional blackboard, removable blackboard, chalk teaching and the teaching of CD projection screen, three kinds of modes of electronic whiteboard teaching are integrated, the popularity of the embodiment of fullest " generation three; three-in-one ", multi-functional, be optics, chemistry, metallography, mechanics, physics, the organic chemical industry, inorganic non-metallic, multi-disciplinary combination such as macromolecular material, the crystallization of high science and technology, its market is extensive, has remarkable economic efficiency.
Embodiment
The erasable no dust projection of extinction facula of the present invention is done below multifunction horniness metal screen and method for making are achieved in that clearly and is specified.Erasable no dust projection of extinction facula multifunction horniness metal screen clearly is that the employing acrylic board is a raw material; the front of making acrylic board has dark delustring surface; the back side spraying high brightness metal powder adhesive layer and the protective seam of acrylic board, the multifunction horniness metal screen of making.
The erasable no dust projection of extinction facula method for making of multifunction horniness metal screen is clearly realized by following processing step:
Handle in the front of multifunction horniness metal screen:
Surface coarsening is handled: the front of the acrylic board that 2～5mm is thick is carried out electricity and is pressed the surface coarsening processing, and the surface forms uniform irregular lines, produces crackle, makes it surface irregularity.Pass through the hydro-extractor shot blast with 180～200 order vacuum coated glass microballons then, surface by glass microballoon high pressure bump acrylic board, forming every square centimeter on the surface of acrylic board has 1000～1200, and diameter R is the well-regulated round pool of 0.002～0.005mm.Carry out surface mechanical attrition with cloth wheel abrasive pastes at last; remove the cut that wherein has damaged glass microballoon when impact surface, to be caused; and make the transient curve of surperficial round pool level and smooth; form dark delustring surface; can cover minute surface reflective phenomenon that the natural light that injects in the classroom and projector produce and the projection hot spot problem that produces at diverse location when projection, people's eyesight is effectively protected.Surperficial well-regulated round pool after treatment is considered as a whole smooth plane, therefore the blank pen is after writing, form a kind of surperficial tension film between ink and the flat board, even irradiation can not make ink parch through available light in teaching process on the surface, leave no trace so in 1～168 hour, can dab off with blackboard eraser.
Handle at the back side of multifunction horniness metal screen:
At the back side of acrylic board spraying high brightness metal powder adhesive layer, with mica crystal 1-5 part, aluminium powder 20-40 part, titanium valve 15-20 part, 10 parts of iron powders, 200 parts in polymethyl methacrylate glue, mix, be mixed with the metal powder tackifier, coating thickness 0.03mm.At the external spray protective seam of high brightness metal powder adhesive layer, 10 parts of acrylic acids and titanium dioxide mixed for 3 parts spray protective layer thickness 0.05mm.Oven dry: 100 ℃ of treatment temperatures, 30 minutes time.Take spontaneous curing, spontaneous curing at normal temperatures 72 hours connects high brightness metal powder adhesive layer and protective seam glue, does not firmly come off, and plays the effect of metal screen, and luminance factor is up to β 〉=0.6～3, visual angle 2d 〉=35 °～more than 120 °.Multi-functional hard metal screen not only can be wiped can write, not have dust, eliminate the reflective effect of minute surface, projection clear outside, be adapted at most projection under the ordinary light, color rendition is good, the luminance factor height, watch the visual angle big, three kinds of modes of traditional blackboard, removable blackboard, chalk teaching and the teaching of CD projection screen, electronic whiteboard teaching are integrated, in teaching, have reached three-in-one functions.Simultaneously can also make multi-functional hard metal screen, multi-functional camber hard metal screen and the multi-functional high-gain rear-projection hard metal screen with great visual angle of just throwing in conjunction with the multimedia teaching characteristics.
Claims (2)
1, a kind of erasable no dust projection of extinction facula multifunction horniness metal screen clearly; it is characterized in that: it is that the employing acrylic board is a raw material; the front of acrylic board has dark delustring surface; the back side spraying high brightness metal powder adhesive layer and the protective seam of acrylic board are made multifunction horniness metal screen.
2, a kind of erasable no dust projection of extinction facula method for making of multifunction horniness metal screen clearly, it is characterized in that: it is realized by following processing step:
Handle in the front of multifunction horniness metal screen:
(1), surface coarsening is handled: the front of the acrylic board that 2～5mm is thick is carried out electricity and is pressed the surface coarsening processing, and the surface forms uniform irregular lines, produces crackle, makes it surface irregularity;
(2), shot blast: pass through the hydro-extractor shot blast with 180～200 order vacuum coated glass microballons, surface by glass microballoon high pressure bump acrylic board, forming every square centimeter on the surface of acrylic board has 1000～1200, and diameter R is the well-regulated round pool of 0.002～0.005mm;
(3), grind: adopt cloth wheel abrasive pastes surface mechanical attrition, make the transient curve of surperficial round pool level and smooth, form dark delustring surface;
Handle at the back side of multifunction horniness metal screen:
(1), spraying high brightness metal powder: at the back side of acrylic board spraying high brightness metal powder adhesive layer, with mica crystal 1-5 part, aluminium powder 20-40 part, titanium valve 15-20 part, 10 parts of iron powders, 200 parts in polymethyl methacrylate glue, mix, be mixed with the metal powder tackifier, coating thickness 0.03mm;
(2), spraying protective layer: the external spray protective seam of high brightness metal powder adhesive layer mixes 10 parts of acrylic acids and titanium dioxide for 3 parts and to spray protective layer thickness 0.05mm;
(3), oven dry: 100 ℃ of treatment temperatures, 30 minutes time;
(4), solidify: take spontaneous curing, spontaneous curing at normal temperatures 72 hours connects high brightness metal powder adhesive layer and protective seam glue, does not firmly come off;
(5) detect;
(6), packing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610134505 CN1963660A (en) | 2006-12-05 | 2006-12-05 | Multifunction horniness metal screen capable of erase and write-in, nondust, projection of extinction facula distinctly and manufacturing method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200610134505 CN1963660A (en) | 2006-12-05 | 2006-12-05 | Multifunction horniness metal screen capable of erase and write-in, nondust, projection of extinction facula distinctly and manufacturing method thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1963660A true CN1963660A (en) | 2007-05-16 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200610134505 Pending CN1963660A (en) | 2006-12-05 | 2006-12-05 | Multifunction horniness metal screen capable of erase and write-in, nondust, projection of extinction facula distinctly and manufacturing method thereof |
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| Country | Link |
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| CN (1) | CN1963660A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103782233A (en) * | 2011-07-13 | 2014-05-07 | 瑞尔D股份有限公司 | Method and apparatus for joining screen material for minimal optical distortion |
| CN106681096A (en) * | 2016-11-25 | 2017-05-17 | 张雅婧 | Physical gain orthographic-projection metal IPS screen and manufacturing method thereof |
-
2006
- 2006-12-05 CN CN 200610134505 patent/CN1963660A/en active Pending
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103782233A (en) * | 2011-07-13 | 2014-05-07 | 瑞尔D股份有限公司 | Method and apparatus for joining screen material for minimal optical distortion |
| CN103782233B (en) * | 2011-07-13 | 2016-10-26 | 瑞尔D股份有限公司 | For obtaining the method and apparatus engaging screen material of minimum optical change |
| US9823561B2 (en) | 2011-07-13 | 2017-11-21 | Reald Inc. | Method and apparatus for joining screen material for minimal optical distortion |
| CN106681096A (en) * | 2016-11-25 | 2017-05-17 | 张雅婧 | Physical gain orthographic-projection metal IPS screen and manufacturing method thereof |
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| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
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