CN104237990B - Utilize the method for the fine setting raster pitch that expands with heat and contract with cold - Google Patents
Utilize the method for the fine setting raster pitch that expands with heat and contract with cold Download PDFInfo
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- CN104237990B CN104237990B CN201410503904.6A CN201410503904A CN104237990B CN 104237990 B CN104237990 B CN 104237990B CN 201410503904 A CN201410503904 A CN 201410503904A CN 104237990 B CN104237990 B CN 104237990B
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Abstract
Utilize the method for the fine setting raster pitch that expands with heat and contract with cold, relate to a kind of method adjusting raster pitch.The present invention will solve traditional mechanical engraving production grating not reach the technical matters of display device to the requirement of raster pitch precision.Method is: one, smooth for the reverse side of grating mold is attached on smooth solid, mould is coated UV glue, after covering film, through running roller roll-forming; Two, send in baking oven, choose 5 to 6 different temperature spots, when the temperature of mould reaches the temperature of baking oven, with ultraviolet light polymerization UV glue, take out the demoulding after mould, measure the raster pitch on film and record; Three, repeat 5 to 6 times, after obtaining 5 to 6 group data, draw out the functional arrangement of raster pitch size and temperature with computing machine, find the temperature value corresponding to required raster pitch in the drawings; Four, oven temperature is adjusted to the temperature that step 3 obtains, obtains the grating of required raster pitch, namely complete.The present invention is applied to the adjustment field of raster pitch.
Description
Technical field
The present invention relates to a kind of method adjusting raster pitch.
Background technology
Through fast development for many years and widespread use, current 3D technology obtains significant ripe and universal; One unrestrained towards just rapidly starting in every field with the 3D of 3D replacement 2D, " solid " replacement " plane ", " virtual " simulation " reality ".And relative to traditional 3D display technique, the maximum advantage of bore hole 3D is to allow spectators break away from the constraint of glasses, and 3D effect is better.Current lens pillar technology is a kind of reasonable bore hole 3D technology.
Lens pillar technology is that the pixel of image below each post lens is divided into several sub-pixel, such lens just can with different direction projections each sub-pixel.So eyes are from different angles viewing display screen, just see different sub-pixels, people just obtains stereoscopic sensation.From 2003, colour screen handset was opened universal, the resolution of the mobile phone screen 240p 1080p till now from, and televisor is from early stage 480p 8k ultra high-definition TV till now.Along with the development in epoch, the resolution of display device is more and more higher, pixel is more and more less, in order to the viewing distance of the effect and the best that reach bore hole 3D, also more and more higher to the accuracy requirement of raster pitch, traditional mechanical engraving is produced grating and is not reached the requirement of display device to raster pitch precision.
Summary of the invention
The present invention will solve traditional mechanical engraving production grating not reach the technical matters of display device to the requirement of raster pitch precision, thus provides the method utilizing the fine setting raster pitch that expands with heat and contract with cold.
Utilization of the present invention expand with heat and contract with cold fine setting raster pitch method be carry out according to the following steps:
One, on smooth solid, coat common glue, then through running roller, smooth for the reverse side of grating mold is attached on smooth solid, after glue is dry, mould is coated UV glue, after covering film, through running roller roll-forming, obtains mould;
Two, mould step one obtained is sent in baking oven, choose 5 to 6 different temperature spots, when the temperature of mould reaches the temperature of baking oven, after opening the UV cure lamp solidification in baking oven, take out mould, film is peeled from mould, measures the raster pitch on film and record;
Three, repeat step 25 ~ 6 times, after obtaining data, data are input in Excel, draw out the functional arrangement of raster pitch and temperature, find the temperature value corresponding to required raster pitch in the drawings;
Four, on mould, UV glue is coated, after covering film, after running roller roll-forming, send in baking oven, oven temperature is adjusted to the temperature that step 3 obtains, when the temperature of mould reaches the temperature of baking oven, after opening the UV cure lamp solidification in baking oven, take out mould, film is peeled from mould, obtain the grating of required raster pitch, namely complete the method utilizing the fine setting raster pitch that expands with heat and contract with cold.
The present invention includes following beneficial effect:
The character that the present invention utilizes homogeneous substance to expand with heat and contract with cold, controls temperature, makes original raster pitch heat expansion or shrinkage to required pitch size, and adjustability is large, and precision is high, easy to operate.
Accompanying drawing explanation
Fig. 1 is the schematic diagram that the present invention utilizes the fine setting raster pitch that expands with heat and contract with cold; Wherein, 1 is grating mold, and 2 is smooth homogeneous solids;
Fig. 2 is the structural representation of the mould that in test one, step one obtains; Wherein, 1 is PET film, and 2 is UV glue, and 3 is smooth solids, and 4 is grating molds.
Embodiment
Embodiment one: the expand with heat and contract with cold method of fine setting raster pitch of the utilization of present embodiment is carried out according to the following steps:
One, on smooth solid, coat common glue, then through running roller, smooth for the reverse side of grating mold is attached on smooth solid, after glue is dry, mould is coated UV glue, after covering film, through running roller roll-forming, obtains mould;
Two, mould step one obtained is sent in baking oven, choose 5 to 6 different temperature spots, when the temperature of mould reaches the temperature of baking oven, after opening the UV cure lamp solidification in baking oven, take out mould, film is peeled from mould, measures the raster pitch on film and record;
Three, repeat step 25 ~ 6 times, after obtaining data, data are input in Excel, draw out the functional arrangement of raster pitch and temperature, find the temperature value corresponding to required raster pitch in the drawings;
Four, on mould, UV glue is coated, after covering film, after running roller roll-forming, send in baking oven, oven temperature is adjusted to the temperature that step 3 obtains, when the temperature of mould reaches the temperature of baking oven, after opening the UV cure lamp solidification in baking oven, take out mould, film is peeled from mould, obtain the grating of required raster pitch, namely complete the method utilizing the fine setting raster pitch that expands with heat and contract with cold.
Present embodiment comprises following beneficial effect:
The character that present embodiment utilizes homogeneous substance to expand with heat and contract with cold, controls temperature, makes original raster pitch heat expansion or shrinkage to required pitch size, and adjustability is large, and precision is high, easy to operate.
Embodiment two: present embodiment and embodiment one unlike: in step one, the material of smooth solid is acrylic board or other isotropic obvious materials that expands with heat and contract with cold.Other is identical with embodiment one.
Embodiment three: present embodiment and embodiment one or two unlike: the film covered in step one on UV glue is PET or glass.Other is identical with embodiment one or two.
Embodiment four: one of present embodiment and embodiment one to three unlike: the power of step 2 medium ultraviolet light-solidified lamp is 50 ~ 80W.Other is identical with one of embodiment one to three.
Embodiment five: one of present embodiment and embodiment one to four unlike: the set time of step 2 medium ultraviolet light-solidified lamp is 1 ~ 3min.Other is identical with one of embodiment one to four.
Embodiment six: one of present embodiment and embodiment one to five unlike: in step 2, surveying instrument is profile instrument or scanning electron microscope (SEM).Other is identical with one of embodiment one to five.
By following verification experimental verification beneficial effect of the present invention:
Test one: the utilization of this test method of finely tuning raster pitch of expanding with heat and contract with cold is carried out according to the following steps:
For iPhone5S, under room temperature, the raster pitch of (25 DEG C) mould is 0.1555mm, and size is 5 cun, and viewing distance is near 1.2 meters, and with regard to mobile phone, viewing distance is too far away.If make viewing distance near 0.6 meter, the pitch of grating will become greatly 0.1558mm, concrete by step realization:
One, on the acrylic board of 5 cun of sizes, coat common glue, then through running roller, smooth for the reverse side of mould is attached on acrylic board, after glue is dry, mould is coated the UV glue of 10mL, cover the PET of 5 cun of sizes, through running roller roll-forming, obtain mould;
Two, mould step one obtained is sent in baking oven, choose 6 different temperature spots 20 DEG C, 30 DEG C, 40 DEG C, 50 DEG C, 60 DEG C and 70 DEG C, when the temperature of mould reaches the temperature of baking oven, open the UV cure lamp in baking oven, solidify 1min under power is 60W after, take out mould, PET is peeled from mould, measure raster pitch on film and record with profile instrument;
Three, repeat step 25 ~ 6 times, after obtaining data, data are input in Excel, draw out the functional arrangement of raster pitch and temperature, from functional arrangement, find the temperature of raster pitch corresponding to 0.1558mm is 45 DEG C;
Four, on mould, UV glue is coated, after covering film, after running roller roll-forming, send in baking oven, oven temperature is adjusted to 45 DEG C, when the temperature of mould reaches the temperature of baking oven, open the UV cure lamp in baking oven, solidify 1min under power is 60W after, take out mould, PET is peeled from mould, namely obtains the grating that pitch is 0.1558mm.
This test utilizes the schematic diagram of the fine setting raster pitch that expands with heat and contract with cold as shown in Figure 1; Wherein, 1 is grating mold, and 2 is smooth homogeneous solids; As can be drawn from Figure 1, within the specific limits, expanding with heat and contract with cold of object has certain linear relationship, and object volume is that stable change occurs along with the change of temperature.Along with temperature raises, object expands, and stretches out, and the pitch of grating becomes large.In like manner, temperature declines, and raster pitch diminishes.
In this test, the structural representation of the mould that step one obtains as shown in Figure 2; Wherein, 1 is PET film, and 2 is UV glue, and 3 is smooth solids, and 4 is grating molds.
The adjustability of this test is large, and precision is high, easy to operate.
Claims (6)
1. utilize expand with heat and contract with cold fine setting raster pitch method, it is characterized in that utilizing expand with heat and contract with cold fine setting raster pitch method be carry out according to the following steps:
One, on smooth solid, coat common glue, then through running roller, smooth for the reverse side of grating mold is attached on smooth solid, after glue is dry, mould is coated UV glue, after covering film, through running roller roll-forming, obtains mould;
Two, mould step one obtained is sent in baking oven, choose 5 to 6 different temperature spots, when the temperature of mould reaches the temperature of baking oven, after opening the UV cure lamp solidification in baking oven, take out mould, film is peeled from mould, measures the raster pitch on film and record;
Three, repeat step 25 ~ 6 times, after obtaining data, data are input in Excel, draw out the functional arrangement of raster pitch and temperature, find the temperature value corresponding to required raster pitch in the drawings;
Four, on mould, UV glue is coated, after covering film, after running roller roll-forming, send in baking oven, oven temperature is adjusted to the temperature that step 3 obtains, when the temperature of mould reaches the temperature of baking oven, after opening the UV cure lamp solidification in baking oven, take out mould, film is peeled from mould, obtain the grating of required raster pitch, namely complete the method utilizing the fine setting raster pitch that expands with heat and contract with cold.
2. utilization according to claim 1 is expanded with heat and contract with cold and is finely tuned the method for raster pitch, it is characterized in that the material of smooth solid in step one is acrylic board or other isotropic obvious materials that expands with heat and contract with cold.
3. utilization according to claim 1 is expanded with heat and contract with cold and is finely tuned the method for raster pitch, it is characterized in that the film covered in step one on UV glue is PET or glass.
4. utilization according to claim 1 is expanded with heat and contract with cold and is finely tuned the method for raster pitch, it is characterized in that the power of step 2 medium ultraviolet light-solidified lamp is 50 ~ 80W.
5. utilization according to claim 1 is expanded with heat and contract with cold and is finely tuned the method for raster pitch, it is characterized in that the set time of step 2 medium ultraviolet light-solidified lamp is 1 ~ 3min.
6. utilization according to claim 1 is expanded with heat and contract with cold and is finely tuned the method for raster pitch, it is characterized in that in step 2, surveying instrument is profile instrument or scanning electron microscope.
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| CN104237990B true CN104237990B (en) | 2016-03-30 |
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| JP3707278B2 (en) * | 1999-01-13 | 2005-10-19 | 凸版印刷株式会社 | Diffraction grating pattern |
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| CN100367049C (en) * | 2003-01-24 | 2008-02-06 | 住友电气工业株式会社 | Diffraction grating element |
| CN103837917B (en) * | 2014-02-24 | 2016-03-16 | 京东方科技集团股份有限公司 | A kind of slit grating, its method for making, optical grating construction and display device |
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Address after: 315100 Zhejiang city of Ningbo province Yinzhou District Qiming road 655 Lane 77 Patentee after: Ningbo Regent Polytron Technologies Inc Address before: 315100 Zhejiang city of Ningbo province Yinzhou District Qiming road 655 Lane 77 Patentee before: Ningbo Vision Display Technology Co., Ltd. |