CN106124048B - A kind of digital UV energy test method - Google Patents
A kind of digital UV energy test method Download PDFInfo
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- CN106124048B CN106124048B CN201610800338.4A CN201610800338A CN106124048B CN 106124048 B CN106124048 B CN 106124048B CN 201610800338 A CN201610800338 A CN 201610800338A CN 106124048 B CN106124048 B CN 106124048B
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- 238000010998 test method Methods 0.000 title claims abstract description 13
- 238000012360 testing method Methods 0.000 claims abstract description 29
- 238000006243 chemical reaction Methods 0.000 claims abstract description 5
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- 239000000463 material Substances 0.000 abstract description 2
- 239000003086 colorant Substances 0.000 description 7
- 238000000034 method Methods 0.000 description 7
- 230000008859 change Effects 0.000 description 4
- 238000007639 printing Methods 0.000 description 3
- 206010070834 Sensitisation Diseases 0.000 description 2
- 238000002845 discoloration Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004438 eyesight Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000007645 offset printing Methods 0.000 description 2
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- 238000004364 calculation method Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
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- 230000007812 deficiency Effects 0.000 description 1
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- 230000003760 hair shine Effects 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000002372 labelling Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- VIKNJXKGJWUCNN-XGXHKTLJSA-N norethisterone Chemical compound O=C1CC[C@@H]2[C@H]3CC[C@](C)([C@](CC4)(O)C#C)[C@@H]4[C@@H]3CCC2=C1 VIKNJXKGJWUCNN-XGXHKTLJSA-N 0.000 description 1
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Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01J—MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTENT, POLARISATION, PHASE OR PULSE CHARACTERISTICS OF INFRARED, VISIBLE OR ULTRAVIOLET LIGHT; COLORIMETRY; RADIATION PYROMETRY
- G01J1/00—Photometry, e.g. photographic exposure meter
- G01J1/48—Photometry, e.g. photographic exposure meter using chemical effects
- G01J1/50—Photometry, e.g. photographic exposure meter using chemical effects using change in colour of an indicator, e.g. actinometer
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- Spectroscopy & Molecular Physics (AREA)
- Spectrometry And Color Measurement (AREA)
- Photometry And Measurement Of Optical Pulse Characteristics (AREA)
Abstract
The present invention is a kind of digital UV energy test method, and test method is the following steps are included: step 1: by UV energy test paper in conjunction with digital Color Recognition System;Step 2: UV energy paper is after UV irradiates, by the above-mentioned UV energy paper of digital color test systems led white light;Step 3: color sensor feedback signal is obtained by energy paper reflected light and identifies color;Step 4: reading RGB color numerical value by internal microprocessor, obtains UV energy values according to coefficient conversion, shows UV energy values on a display screen.A kind of digital UV energy test method step of the present invention is simple, and material cost is reasonable, very practical.
Description
Technical field
The present invention relates to a kind of methods for testing the ultraviolet light accumulated energy in ultra-thin extra small space.
Background technique
Ultraviolet light (UV) curing and drying technology is widely used in UV glazing, and UV prints, in the techniques such as UV bonding, for product
The consistency of drying process tests the energy values of UV light source, usually using UV energy tester preferably to adjust light
Source Control platform.
When needing to test ultra-thin extra small space, for example film UV glazing, plate-making exposure, continuous reel UV printing are not done
Offset printing brush etc., traditional method used in the industry is: using ultraviolet phototropic energy paper (referred to as UV energy paper, or exposure
Ruler), principle is to print to be added to ultraviolet light color-change powder in ink on energy test paper, after ultraviolet light test, will be become
The UV energy test paper and standard energy colour atla of color compare the exposure energy to obtain light source.Or the quarter on comparison exposure guide rule
Degree and the same principle of energy paper.
The drawbacks of conventional method is the comparison judgement of artificial eye, as a result varies with each individual, there is very big otherness.Comparison
It can only obtain a substantially energy range value, test error is big, and error is usually in 2-20%, the low 20-40mj/cm of resolution ratio2(milli
Joule/square centimeter).
Summary of the invention
The present invention is directed to the defect and deficiency of the prior art, provides a kind of digital UV energy test method, can be with
It is big to solve test error, the low drawback of resolution ratio.
The technical scheme is that a kind of digital UV energy test method, which is characterized in that the test side
Method the following steps are included:
Step 1: by UV energy test paper in conjunction with digital Color Recognition System;
Step 2: UV energy paper is after UV irradiates, by the above-mentioned UV energy of digital color test systems 1ed white light
Paper;
Step 3: color sensor feedback signal is obtained by energy paper reflected light, and then accurately identifies color;
Step 4: reading RGB color numerical value by internal microprocessor, obtains UV energy values according to coefficient conversion,
Show screen display UV energy values.
Further, the UV energy paper in the step 1 is the adhesive sticker that ultraviolet color changing ink has been printed on adhesive sticker
Paper.
Further, the digital Tansducer For Color Distiguishing is a kind of number that object RGB numerical value can be read directly
Formula chip.
The beneficial effects of the present invention are: sensitization discoloration ink (daylight color shifting ink) is usually to encounter solar ultraviolet lamp
Light, which is irradiated from colourless, becomes have color, and color has respectively: red, purple, blue, sky blue, green, orange, Huang waits 7 colors.UV energy paper is
Refer to the self-adhesive paper that ultraviolet color changing ink has been printed on adhesive sticker.
The use of UV test paper is a kind of simple and effective method to test UV intensity.There are five small on test paper
Lattice, respectively can the UV light to varying strength react and change color.It can be simply and easily to UV with such test paper
Light source is detected, to conclude whether the UV intensity in equipment is also used to solidify required product enough.This test paper can be with
Detect the UV intensity from 0mj/cm to 1000jm/cm.Estimate paper to be attached on cured object, it is very sensitive to temperature change, in institute
Having in field can use, it might even be possible to it is used in being not suitable for the field using common detector, such as: track prints, is curved
Spend offset printing, labeling printing, three-dimensional solidification etc..
Rgb color mode is a kind of color standard of industry, is by red (R), green (G), blue (B) three colors
It promotes.Rgb color mode is a kind of color standard of industry, is by red (R), green (G), blue (B) three Color Channels
Variation and their mutual superpositions obtain miscellaneous color, RGB be represent red, green, blue three it is logical
The color in road, this standard almost include all colours that human eyesight can perceive, and are current with most wide cie system of color representation cie
One of system.
In summary, a kind of digital UV energy test method step of the present invention is simple, and material cost is reasonable, very
It is practical.
Specific embodiment
Present invention illustrates a kind of digital UV energy test method, test method the following steps are included:
Step 1: by UV energy test paper in conjunction with digital Color Recognition System;
Step 2: UV energy paper is after UV irradiates, by the above-mentioned UV energy of digital color test systems 1ed white light
Paper;
Step 3: color sensor feedback signal is obtained by energy paper reflected light, and then accurately identifies color;
Step 4: reading RGB color numerical value by internal microprocessor, obtains UV energy values according to coefficient conversion,
Show screen display UV energy values.
UV energy paper in step 1 is the self-adhesive paper that ultraviolet color changing ink has been printed on adhesive sticker.Digital color
Identification sensor is a kind of digital chip that object RGB numerical value can be read directly.
The present invention is further detailed by taking red measurement method as an example below.
Step 1: the production of UV energy paper new label printing, use is transparent under visible light, and it is red to be irradiated with ultraviolet radiation display
Color, the i.e. ultraviolet photosensitive ink from Transparent color to red conversion print;
Step 2: ultraviolet light UV energy paper, UV energy paper color transition is at red;
Step 3: White LED irradiates red UV energy paper, and processor reads RGB red at this time by color IC chip
(explanation, R=0, G=0 are black, R=255, G=255, B=255 when B=0 to color data (R=255, G=45, B=45)
When for white), this programme is pure red UV energy paper), according to red green blue tricolor equilibrium principle, turn from white-is light red-red
R is always 255, G synchronous reduction identical with B numerical value when change, uses R and the one of data of G or B here in order to calculate calibration
And be Effective Numerical.Such as R=255+G=45, rule are that red color is inversely proportional with numerical value;Similarly from red-peony-
When kermesinus-black, G and B are that 0, R numerical value from 255 is reduced to 0;Can thus there be 0-255+255, add up to 510 gradients can
To be used to differentiate calibration.Such as test scope 1000mj/cm2, resolution ratio 1000/510=1.96mj/cm2(millijoule/square li
Rice), valid data formula: Effective Numerical is read as R+G or R+B can also be with R+ (G+B)/2.
Step 4: calibration method, under identical ultra-violet light state, test to obtain UV energy using traditional UV energy meter be
495mj/cm2, instrument internal reading valid data, thus can be by coefficient if it is 300 (R=255, G=45, B=45)
It is set as 1.65 (495/300=1.65), i.e. Effective Numerical X1.65=shows energy values.It, can in order to guarantee linearity needs
To test the numerical value of multiple and different intensity, its average value is taken to determine coefficient.
Similarly, other colors can carry out specific survey calculation according to above-mentioned steps.
Sensitization discoloration ink (daylight color shifting ink) is usually to encounter solar ultraviolet light-illuminating to become to have from colourless
Color, color have respectively: red, purple, blue, sky blue, green, orange, Huang waits 7 colors.UV energy paper refers to be printed on adhesive sticker
The self-adhesive paper of ultraviolet color changing ink.
Rgb color mode is a kind of color standard of industry, is by logical to red (R), green (G), blue (B) three colors
To obtain miscellaneous color, RGB is to represent red, green, blue three for the variation in road and their mutual superpositions
The color in channel, this standard almost include all colours that human eyesight can perceive, and are current with most wide color
One of system.
LED illumination shines, and after being irradiated to testee, return light detects the ratio value of RGB by filter, according to RGB's
Ratio value identifies color.Analog color identification sensor+microprocessor can obtain the effect as digital color IC.
A kind of digital UV energy test method of the present invention, can solve that test error is big, the low drawback of resolution ratio.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims circle
It is fixed.
Claims (1)
1. a kind of digital UV energy test method, which is characterized in that the UV energy test method includes following
Step:
Step 1: by UV energy test paper in conjunction with digital Color Recognition System;
Step 2: UV energy test paper is after UV irradiates, by the above-mentioned UV energy of digital Color Recognition System led white light
Test paper;
Step 3: color sensor feedback signal is obtained by UV energy test paper reflected light, and then accurately identifies color;
Step 4: reading RGB color numerical value by internal microprocessor, obtains UV energy values according to coefficient conversion, is showing
Screen display UV energy values;
The color sensor is a kind of digital chip that object RGB numerical value can be read directly;
The UV energy test paper is the self-adhesive paper that ultraviolet color changing ink has been printed on adhesive sticker.
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CN201610800338.4A CN106124048B (en) | 2016-08-31 | 2016-08-31 | A kind of digital UV energy test method |
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CN106124048A CN106124048A (en) | 2016-11-16 |
CN106124048B true CN106124048B (en) | 2018-12-14 |
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CN110487400B (en) * | 2019-08-21 | 2022-10-04 | 京东方科技集团股份有限公司 | Ultraviolet ray early warning device and wearable device |
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Publication number | Priority date | Publication date | Assignee | Title |
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US5581090A (en) * | 1995-10-25 | 1996-12-03 | Solartech Enterprises, Llc | Photochromic ultraviolet detector |
CN100570330C (en) * | 2007-03-28 | 2009-12-16 | 浪潮电子信息产业股份有限公司 | A kind of reagent color detection means based on color sensor |
CN101109659A (en) * | 2007-08-15 | 2008-01-23 | 广东威创日新电子有限公司 | Device and method for color recognition |
CN101709998A (en) * | 2009-10-13 | 2010-05-19 | 刘灿 | Portable energy-saving ultraviolet index survey meter |
CN103196554B (en) * | 2013-03-14 | 2015-02-25 | 合肥京东方光电科技有限公司 | System and method for testing and adjusting light intensity uniformity of light source |
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