CN115824595B - UV curing light source uniformity detection adjustment system - Google Patents
UV curing light source uniformity detection adjustment system Download PDFInfo
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- 238000003848 UV Light-Curing Methods 0.000 title claims abstract description 79
- 238000001514 detection method Methods 0.000 title claims abstract description 41
- 238000001723 curing Methods 0.000 claims abstract description 106
- 230000009471 action Effects 0.000 claims abstract description 48
- 238000000034 method Methods 0.000 claims description 71
- 230000008569 process Effects 0.000 claims description 64
- 238000005286 illumination Methods 0.000 claims description 62
- 230000002159 abnormal effect Effects 0.000 claims description 41
- 238000006243 chemical reaction Methods 0.000 claims description 13
- 238000012544 monitoring process Methods 0.000 claims description 12
- 230000008859 change Effects 0.000 claims description 7
- 230000001965 increasing effect Effects 0.000 claims description 7
- 238000005516 engineering process Methods 0.000 claims description 6
- 238000007711 solidification Methods 0.000 claims description 6
- 230000008023 solidification Effects 0.000 claims description 6
- 238000000354 decomposition reaction Methods 0.000 claims description 4
- 230000009467 reduction Effects 0.000 claims description 3
- 230000036962 time dependent Effects 0.000 claims description 3
- 239000003292 glue Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000012360 testing method Methods 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 3
- 230000009466 transformation Effects 0.000 description 3
- 230000003044 adaptive effect Effects 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000004659 sterilization and disinfection Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
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Abstract
The invention relates to the technical field of UV lamp source control, and particularly discloses a UV curing light source uniformity detection and adjustment system, which comprises: the UV curing light source consists of a plurality of groups of independently controlled point light sources; the image acquisition component is used for acquiring image information of an action area of the UV curing light source; the distance sensors are uniformly arranged between the point light sources and are used for detecting the vertical distance between the object and the UV curing light source; the analysis module is used for generating a light source intensity adjustment strategy according to the image information of the action area and the vertical distance data; and the adjusting module is used for executing an adjusting strategy to independently adjust the light source intensity of the point light source. According to the system, the adjustment of the curing light source is not determined only according to the light source intensity, but also comprehensively judged according to the position information of the volume object in the actual curing state, so that the uniformity detection adjustment of the UV curing state can be realized in different working states.
Description
Technical Field
The invention relates to the technical field of control of UV (ultraviolet) light sources, in particular to a uniformity detection and adjustment system of a UV curing light source.
Background
The ultraviolet light source mainly utilizes the characteristics of ultraviolet rays to carry out photochemical reaction, product curing, sterilization, disinfection and other processes, and can be realized in various forms, including a point light source, a tubular light source and a surface light source formed by arranging the point light sources.
The existing UV curing light source uniformity detection system mainly emits light rays with specific light intensity through the UV curing light source, the received light intensity is detected by the light intensity detection modules, and the performance of the curing light source and uniformity among all point light sources can be determined through judging the received light intensity.
The existing UV curing light source uniformity detection system can only judge the condition of light intensity factors, and does not consider the influence of various factors such as ambient temperature, ambient humidity and the like on the curing process, so that the test result is single, and a comprehensive reference basis cannot be provided for the whole curing process; meanwhile, with the improvement of the UV glue technology, the curing degree of the UV glue can be judged through the color change of the color-changing UV glue in each curing stage, and the curing state of the UV glue can be judged, so that the invention provides a novel UV curing light source uniformity detecting and adjusting system.
Disclosure of Invention
The invention aims to provide a UV curing light source uniformity detection and adjustment system, which solves the following technical problems:
and (3) realizing uniformity detection adjustment of the UV curing state under different states.
The aim of the invention can be achieved by the following technical scheme:
a UV curing light source uniformity detection adjustment system, the system comprising:
the UV curing light source consists of a plurality of groups of independently controlled point light sources;
the image acquisition component is used for acquiring image information of an action area of the UV curing light source;
the distance sensors are uniformly arranged between the point light sources and are used for detecting the vertical distance between the object and the UV curing light source;
the analysis module is used for generating a light source intensity adjustment strategy according to the image information of the action area and the vertical distance data;
and the adjusting module is used for executing an adjusting strategy to independently adjust the light source intensity of the point light source.
Further, the working process of the analysis module is as follows:
determining the distance between the plane of each curing area and the UV curing light source according to the image acquisition assembly and the distance sensor;
determining a preset point light source illumination intensity strategy according to the distance between the plane of each curing area and the UV curing light source;
performing a pre-action process according to a pre-set point light source illumination intensity strategy, and determining a point light source illumination adjustment strategy according to color change information of an action image area in the pre-action process;
and adjusting the illumination intensity of the UV curing light source according to a point light source illumination adjustment strategy.
Further, the process of determining the preset point light source illumination intensity strategy comprises the following steps:
dividing image information acquired by an image acquisition component into a plurality of areas according to positions in advance;
identifying a curing area in the image information based on an image identification technology, and determining the actual position of the curing area according to the position of the curing area in the image information;
acquiring distance data of the plane of the curing area from a UV curing light source through a distance sensor corresponding to the actual position area;
and adjusting the intensity of the point light source corresponding to the curing area according to the distance data and preset conditions to generate a preset point light source illumination intensity strategy.
Further, the determining process of the point light source illumination adjustment strategy is as follows:
acquisition of time-dependent data of RGB values of curing area in pre-action process
；
By the formula
Calculating a curing value slip in the pre-action process;
wherein f is RGB solidification degree conversion function;
is a preset standard curve; />
Is the starting time point of the pre-action process; />
Is the end time point of the pre-action process; st is a reference coefficient;
the solidification value slid is matched with a preset threshold value
Comparison is performed:
if it is
No adjustment is performed;
if it is
The illumination intensity of the point light source is enhanced;
if it is
The illumination intensity of the point light source is reduced.
Further, when
At the time of increasing the illumination intensity of the point light source
When (when)
In the case of point light source illumination intensity reduction
；
wherein ,
the illumination intensity of the point light source is increased; />
The light intensity of the point light source is reduced; g is a conversion function; m is the area of the curing area; c is the perimeter of the curing area; />
Is an area standard reference value; />
Is a perimeter area ratio reference coefficient; />
Is a preset coefficient.
Further, the process of obtaining the RGB value of the curing area in the pre-action process is as follows:
uniformly selecting a plurality of acquisition points in a curing area, carrying out component decomposition on RGB values of each acquisition point, and comparing the component values of RGB of each acquisition point:
if the RGB component value difference value of different acquisition points is larger than a preset threshold value, generating a point light source state abnormal signal;
otherwise, determining RGB values of the curing area in the pre-action process according to the component mean value of each acquisition point of the curing area.
Further, the system also comprises a UV curing light source state monitoring module;
the UV curing light source state monitoring module comprises a light intensity detection component arranged on a plane acted by the UV curing light source;
the UV curing light source state monitoring module is used for judging the state of the UV curing light source according to the abnormal signal of the point light source state and the size of the curing value slip.
Further, the process of judging the state of the UV curing light source is as follows:
when a point light source state abnormal signal is generated, judging an abnormal point light source according to the area where the RGB component abnormal acquisition point is located, controlling the illumination intensity of the abnormal point light source according to a preset light intensity step, and obtaining a light intensity detection value set through a light intensity detection component;
by the formula
Calculating to obtain abnormal light intensity value of the point light source>
；
Wherein N is the number of steps with preset light intensity, i is [1, N ]]；
Is the detected value of the i-th gradient; />
Is the detection standard value of the ith gradient; />
The weight coefficient of the i-th gradient;
abnormal value of light intensity
And a preset threshold->
And (3) performing comparison:
if it is
Judging that the point light source is abnormal;
if it is
Judging the performance attenuation of the point light source;
if it is
And judging that the performance of the point light source is normal.
Further, when the point light source performance decays, the formula is passed
Calculating to obtain the light intensity increment coefficient->
；
By the light intensity increment coefficient
Incremental fine tuning of the performance attenuating point light source;
wherein r is a first conversion function; h is the second conversion function.
The invention has the beneficial effects that:
(1) The invention can realize the uniformity detection and adjustment of the UV curing state under different operation states by comprehensively judging the position information of the volume object in the actual curing state instead of the adjustment of the curing light source only according to the light source intensity.
(2) According to the invention, through judging the regulated curing information, the whole condition of the curing light source can be tested and regulated, and on the basis of judging whether the curing light source is abnormal, the adaptability regulation of the point light source parameters is realized, so that the parameter regulation basis is provided for the subsequent batch curing process.
(3) According to the method for judging the state of the UV curing light source, the comprehensive detection conditions under different emission wavelength bands can be accurately judged.
Drawings
The invention is further described below with reference to the accompanying drawings.
Fig. 1 is a schematic block diagram of a UV curing light source uniformity detection and adjustment system according to the present invention.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1, in one embodiment, a UV curing light source uniformity detection adjustment system is provided, the system comprising:
the UV curing light source consists of a plurality of groups of independently controlled point light sources;
the image acquisition component is used for acquiring image information of an action area of the UV curing light source;
the distance sensors are uniformly arranged between the point light sources and are used for detecting the vertical distance between the object and the UV curing light source;
the analysis module is used for generating a light source intensity adjustment strategy according to the image information of the action area and the vertical distance data;
and the adjusting module is used for executing an adjusting strategy to independently adjust the light source intensity of the point light source.
Through the technical scheme, the system for adjusting the adaptive intensity of the UV curing light source can enable the UV glue to be uniformly cured, and ensures the curing effect, and particularly, the system collects the image information of the action area of the UV curing light source through the image acquisition component by utilizing the color change characteristic of the color-changing UV glue along with the curing degree, and can judge the curing state of the UV glue through the analysis of the image information of the action area, meanwhile, the object can be identified through the image information, the position of the object can be determined, and then the distance sensor which is uniformly arranged between point light sources is combined, and the independent adjustment of the light source intensity of the point light source is realized through the adjustment module according to the obtained distance data and the action area image information light source intensity adjustment strategy; obviously, in the process, the adjustment of the curing light source is not determined only according to the light source intensity, but also comprehensively judged according to the position information of the volume object in the actual curing state, so that the uniformity detection adjustment of the UV curing state can be realized in different working states.
As an embodiment of the present invention, the working process of the analysis module is as follows:
determining the distance between the plane of each curing area and the UV curing light source according to the image acquisition assembly and the distance sensor;
determining a preset point light source illumination intensity strategy according to the distance between the plane of each curing area and the UV curing light source;
performing a pre-action process according to a pre-set point light source illumination intensity strategy, and determining a point light source illumination adjustment strategy according to color change information of an action image area in the pre-action process;
and adjusting the illumination intensity of the UV curing light source according to a point light source illumination adjustment strategy.
According to the technical scheme, the working process of the analysis module of the embodiment determines the distance between the plane of each curing area and the UV curing light source according to the image acquisition assembly and the distance sensor; and determining a preset point light source illumination intensity strategy according to the distance between the plane of each curing area and the UV curing light source, wherein when the preset point light source illumination intensity strategy is executed, the applied light intensity can be ensured to be matched with the position of the point light source, then a pre-action process is carried out according to the preset point light source illumination intensity strategy, whether the curing process is abnormal or not is judged according to the color change information of the action image area in the pre-action process, then a point light source illumination adjustment strategy is determined according to a judging result, the UV curing light source illumination intensity is adjusted according to the point light source illumination adjustment strategy, in the process, the overall condition of the curing light source can be tested and adjusted through judging the adjusted curing information, and the adaptive adjustment of the point light source parameters is realized on the basis of judging whether the curing light source is abnormal or not, so that the parameter adjustment basis is provided for the subsequent batch curing process.
As one implementation mode of the invention, the process for determining the preset point light source illumination intensity strategy comprises the following steps:
dividing image information acquired by an image acquisition component into a plurality of areas according to positions in advance;
identifying a curing area in the image information based on an image identification technology, and determining the actual position of the curing area according to the position of the curing area in the image information;
acquiring distance data of the plane of the curing area from a UV curing light source through a distance sensor corresponding to the actual position area;
and adjusting the intensity of the point light source corresponding to the curing area according to the distance data and preset conditions to generate a preset point light source illumination intensity strategy.
According to the technical scheme, the process of determining the preset point light source illumination intensity strategy in the embodiment divides image information acquired by the image acquisition assembly into a plurality of areas according to the positions, identifies the curing area in the image information based on the image identification technology, and determines the actual position of the curing area according to the position of the curing area in the image information, wherein the image identification technology is realized through common AI identification in the prior art, and the divided areas and the actual position area establish the position corresponding relation in advance, so that the corresponding distance sensor can be determined according to the position of the curing area in the image information, the point light source intensity corresponding to the curing area can be adjusted according to the distance data and the preset conditions, and the preset point light source illumination intensity strategy is generated, so that the initial relevant parameters of the curing area are relatively matched with the positions of the curing area, and the accuracy of a test environment is ensured; meanwhile, in the process, the position of the curing area can be automatically identified, and corresponding environmental parameter deployment is automatically set according to the automatic identification, so that the curing process has better intelligence.
It should be noted that, the position correspondence relationship established between the divided area and the actual position area is correspondingly set according to the range of the image information and the range of the action area, and will not be further described herein; in addition, the preset conditions are set in advance according to the relationship among the UV glue type, the illumination intensity and the distance, which can be obtained according to the prior art, and will not be described in detail herein.
As an embodiment of the present invention, the determining process of the point light source illumination adjustment strategy is:
acquisition of time-dependent data of RGB values of curing area in pre-action process
；
By the formula
Calculating a curing value slip in the pre-action process;
wherein f is RGB solidification degree conversion function;
is a preset standard curve; />
Is the starting time point of the pre-action process; />
Is the end time point of the pre-action process; st is a reference coefficient;
the solidification value slid is matched with a preset threshold value
Comparison is performed:
if it is
No adjustment is performed;
if it is
The illumination intensity of the point light source is enhanced; />
If it is
The illumination intensity of the point light source is reduced.
Through the above technical scheme, the present embodiment provides a determination process of a point light source illumination adjustment strategy, and firstly obtains time-varying data of RGB values of a curing area in a pre-action process
Wherein the RGB values are obtained by taking the mean of several points of the cured area, thus by +.>
Further, the difference condition between the actual curing process and the standard curing process can be judged by comparing the curing value slip with a preset threshold value +.>
Comparing when->
When the difference is within the normal error range, the adjustment is not performed
When the method is used, the curing effect is slower than that of a standard process, so that the curing efficiency is improved by enhancing the illumination intensity of the point light source; when->
During the process, the curing effect is relatively fast compared with the standard process, so that the curing efficiency is properly reduced by reducing the illumination intensity of the point light source, the curing effect of the pre-action process can be primarily judged through the process, and corresponding judgment basis is provided for the subsequent test process.
In the above-mentioned scheme
The RGB curing degree conversion function f is determined according to the curing state and color change characteristics of the UV adhesive, the reference coefficient st and the preset threshold +.>
And the duration of the pre-action process are set by fitting selections based on empirical data, and are not described in further detail herein.
As an embodiment of the present invention, when
At the time of increasing the illumination intensity of the point light source
；
When (when)
In the case of point light source illumination intensity reduction
；
wherein ,
the illumination intensity of the point light source is increased; />
The light intensity of the point light source is reduced; g is a conversion function; m is the area of the curing area; c is the perimeter of the curing area; />
Is an area standard reference value; />
Is a perimeter area ratio reference coefficient; />
Is a preset coefficient.
By the aboveThe technical scheme is that the embodiment provides a value for specifically adjusting the illumination intensity of the point light source, wherein when
At the time of increasing the illumination intensity of the point light source
The method comprises the steps of carrying out a first treatment on the surface of the When->
At the time of point light source illumination intensity decrease amount +.>
And the increase of the illumination intensity of the point light source>
And the decrease of the illumination intensity of the point light source->
Not only is related to the curing value slid, but also is related to specific characteristics of the curing area, including the area M of the curing area and the perimeter C of the curing area; in addition, the transformation function g is selectively set according to the data of the plurality of sets of data, and thus is set by the formula +.>
And
The increase amount of the illumination intensity of the point light source and the decrease amount of the illumination intensity of the point light source can be determined.
Area standard reference value
Perimeter area ratio reference coefficient->
Setting according to the specification of a UV curing light source; preset coefficient->
Then the setting is selected based on the empirical data, and no further processing is performedStep (b) details.
As one embodiment of the present invention, the process of obtaining RGB values of the curing area in the pre-action process is as follows:
uniformly selecting a plurality of acquisition points in a curing area, carrying out component decomposition on RGB values of each acquisition point, and comparing the component values of RGB of each acquisition point:
if the RGB component value difference value of different acquisition points is larger than a preset threshold value, generating a point light source state abnormal signal;
otherwise, determining RGB values of the curing area in the pre-action process according to the component mean value of each acquisition point of the curing area.
Through the technical scheme, the embodiment provides a method for acquiring RGB values of a curing area in a pre-action process, which comprises the steps of firstly uniformly selecting a plurality of acquisition points in the curing area, carrying out component decomposition on RGB values of each acquisition point, comparing the component values of RGB of each acquisition point, and if the RGB component value difference values of different acquisition points are compared with a preset threshold value, selecting and setting the preset threshold value according to historical error data, wherein when the RGB component value difference values of different acquisition points are larger than the preset threshold value, the obvious problem of uneven curing effect is indicated, a point light source state abnormal signal is generated, otherwise, the point light source state abnormal signal is indicated to be in a normal error, and therefore, the RGB values of the curing area in the pre-action process are determined according to the component average value of each acquisition point in the curing area.
As one embodiment of the present invention, the system further comprises a UV curing light source status monitoring module;
the UV curing light source state monitoring module comprises a light intensity detection component arranged on a plane acted by the UV curing light source;
the UV curing light source state monitoring module is used for judging the state of the UV curing light source according to the abnormal signal of the point light source state and the size of the curing value slip.
By the technical scheme, the system in the embodiment further comprises a UV curing light source state monitoring module; the UV curing light source state monitoring module comprises a light intensity detection component which is arranged on the action plane of the UV curing light source; judging the state of the UV curing light source according to the abnormal signal of the point light source state and the size of the curing value slip through the UV curing light source state monitoring module; obviously, on the basis of detecting the state of the UV curing light source through the light intensity detection component conventionally, comprehensive judgment is carried out through the size of the curing value slip, so that the judgment accuracy can be improved.
As one embodiment of the present invention, the process of judging the state of the UV curing light source is:
when a point light source state abnormal signal is generated, judging an abnormal point light source according to the area where the RGB component abnormal acquisition point is located, controlling the illumination intensity of the abnormal point light source according to a preset light intensity step, and obtaining a light intensity detection value set through a light intensity detection component;
by the formula
Calculating to obtain abnormal light intensity value of the point light source>
；
Wherein N is the number of steps with preset light intensity, i is [1, N ]]；
Is the detected value of the i-th gradient; />
Is the detection standard value of the ith gradient; />
The weight coefficient of the i-th gradient;
abnormal value of light intensity
And a preset threshold->
And (3) performing comparison:
if it is
Judging that the point light source is abnormal;
if it is
Judging the performance attenuation of the point light source;
if it is
And judging that the performance of the point light source is normal.
Through the above scheme, the present embodiment provides a method for judging the state of a UV curing light source, firstly, when generating an abnormal signal of the state of a point light source, judging an abnormal point light source according to the area where an abnormal RGB component acquisition point is located, controlling the illumination intensity of the abnormal point light source according to a preset light intensity small step, obtaining a light intensity detection value set through a light intensity detection component, and then obtaining a light intensity detection value set through a formula
Calculating to obtain abnormal light intensity value of the point light source>
Abnormal value of light intensity
The comprehensive detection condition of the point light source under different emission wavelength bands is reflected, and the light intensity abnormal value is adopted>
And a preset threshold->
Comparing, if->
The fact that the actual light intensity detection state is larger than the standard state is indicated, and therefore the point light source is judged to be abnormal; if->
The correlation is slightly larger, so that the performance attenuation of the point light source is judged; if->
JudgingThe point light source is disconnected to have normal performance, so that the state of the point light source can be accurately judged by the method for judging the state of the UV curing light source in the embodiment.
The number N of the preset light intensity steps is set according to the selection,
setting according to the frequency of use of different light intensity ranges, presetting a threshold value +.>
Then selectively formulated based on the test data and +.>
And will not be described in further detail herein.
As one embodiment of the present invention, when the point light source performance decays, the equation is followed
Calculating to obtain the light intensity increment coefficient->
；
By the light intensity increment coefficient
Incremental fine tuning of the performance attenuating point light source;
wherein r is a first conversion function; h is the second conversion function.
Through the technical scheme, the embodiment passes through the formula when the performance of the point light source is attenuated
Calculating to obtain the light intensity increment coefficient->
Wherein, the first transformation function r and the second transformation function h are obtained by fitting according to the test data, thus obtaining the light intensity increment coefficient
Fine tuning is performed on the performance of the light source, and further the performance of attenuation of the point light source is supplemented from the aspect of power emission, so that normal operation of the point light source is guaranteed.
The foregoing describes one embodiment of the present invention in detail, but the description is only a preferred embodiment of the present invention and should not be construed as limiting the scope of the invention. All equivalent changes and modifications within the scope of the present invention are intended to be covered by the present invention.
Claims (6)
1. A UV curing light source uniformity detection adjustment system, the system comprising:
the UV curing light source consists of a plurality of groups of independently controlled point light sources;
the image acquisition component is used for acquiring image information of an action area of the UV curing light source;
the distance sensors are uniformly arranged between the point light sources and are used for detecting the vertical distance between the object and the UV curing light source;
the analysis module is used for generating a light source intensity adjustment strategy according to the image information of the action area and the vertical distance data;
the adjusting module is used for executing an adjusting strategy to independently adjust the light source intensity of the point light source;
the working process of the analysis module is as follows:
determining the distance between the plane of each curing area and the UV curing light source according to the image acquisition assembly and the distance sensor;
determining a preset point light source illumination intensity strategy according to the distance between the plane of each curing area and the UV curing light source;
performing a pre-action process according to a pre-set point light source illumination intensity strategy, and determining a point light source illumination adjustment strategy according to color change information of an action image area in the pre-action process;
adjusting the illumination intensity of the UV curing light source according to a point light source illumination adjustment strategy;
the process for determining the preset point light source illumination intensity strategy comprises the following steps:
dividing image information acquired by an image acquisition component into a plurality of areas according to positions in advance;
identifying a curing area in the image information based on an image identification technology, and determining the actual position of the curing area according to the position of the curing area in the image information;
acquiring distance data of the plane of the curing area from a UV curing light source through a distance sensor corresponding to the actual position area;
according to the distance data and according to preset conditions, the intensity of the point light source corresponding to the curing area is adjusted, and a preset point light source illumination intensity strategy is generated;
the determination process of the point light source illumination adjustment strategy comprises the following steps:
acquisition of time-dependent data of RGB values of curing area in pre-action process
；
By the formula
Calculating a curing value slip in the pre-action process;
wherein f is RGB solidification degree conversion function;
is a preset standard curve; />
Is the starting time point of the pre-action process; />
Is the end time point of the pre-action process; st is a reference coefficient;
the solidification value slid is matched with a preset threshold value
Comparison is performed:
if it is
No adjustment is performed;
if it is
The illumination intensity of the point light source is enhanced;
if it is
The illumination intensity of the point light source is reduced.
2. The UV-curing light source uniformity detection and adjustment system of claim 1, wherein,
when (when)
At the time of point light source illumination intensity increasing amount +.>
；
When (when)
In the case of point light source illumination intensity reduction
；
wherein ,
the illumination intensity of the point light source is increased; />
The light intensity of the point light source is reduced; />
Is a conversion function; m is the area of the curing area; c is the perimeter of the curing area; />
Is an area standard reference value; />
Is a perimeter area ratio reference coefficient; />
Is a preset coefficient.
3. The UV curing light source uniformity detection and adjustment system according to claim 1, wherein the pre-action process curing zone RGB values are obtained by:
uniformly selecting a plurality of acquisition points in a curing area, carrying out component decomposition on RGB values of each acquisition point, and comparing the component values of RGB of each acquisition point:
if the RGB component value difference value of different acquisition points is larger than a preset threshold value, generating a point light source state abnormal signal;
otherwise, determining RGB values of the curing area in the pre-action process according to the component mean value of each acquisition point of the curing area.
4. A UV curing light source uniformity detection and adjustment system according to claim 3, further comprising a UV curing light source status monitoring module;
the UV curing light source state monitoring module comprises a light intensity detection component arranged on a plane acted by the UV curing light source;
the UV curing light source state monitoring module is used for judging the state of the UV curing light source according to the abnormal signal of the point light source state and the size of the curing value slip.
5. The UV curing light source uniformity detection and adjustment system according to claim 4, wherein the UV curing light source status determination process comprises:
when a point light source state abnormal signal is generated, judging an abnormal point light source according to the area where the RGB component abnormal acquisition point is located, controlling the illumination intensity of the abnormal point light source according to a preset light intensity step, and obtaining a light intensity detection value set through a light intensity detection component;
by the formula
Calculating to obtain abnormal light intensity value of the point light source>
；
Wherein N is the number of steps with preset light intensity,
；/>
is the detected value of the i-th gradient; />
Is the detection standard value of the ith gradient; />
The weight coefficient of the i-th gradient;
abnormal value of light intensity
And a preset threshold->
And (3) performing comparison:
if it is
Judging that the point light source is abnormal;
if it is
Judging the performance attenuation of the point light source; />
If it is
Judging the spot lightThe source performance is normal.
6. The UV curing light source uniformity detection and adjustment system according to claim 5, wherein when the point light source performance decays, the formula is passed
Calculating to obtain the light intensity increment coefficient->
；
By the light intensity increment coefficient
Incremental fine tuning of the performance attenuating point light source;
wherein r is a first conversion function; h is the second conversion function.
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