CN106353288A - Finished product chemical residue detection device and method based on fluorescent analysis - Google Patents
Finished product chemical residue detection device and method based on fluorescent analysis Download PDFInfo
- Publication number
- CN106353288A CN106353288A CN201610755655.9A CN201610755655A CN106353288A CN 106353288 A CN106353288 A CN 106353288A CN 201610755655 A CN201610755655 A CN 201610755655A CN 106353288 A CN106353288 A CN 106353288A
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- 238000001514 detection method Methods 0.000 title claims abstract description 38
- 239000000126 substance Substances 0.000 title claims abstract description 30
- 238000000034 method Methods 0.000 title claims abstract description 13
- 238000004458 analytical method Methods 0.000 title claims description 10
- 238000012921 fluorescence analysis Methods 0.000 claims description 18
- 238000012360 testing method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 241000208340 Araliaceae Species 0.000 claims 1
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims 1
- 235000003140 Panax quinquefolius Nutrition 0.000 claims 1
- 235000008434 ginseng Nutrition 0.000 claims 1
- 230000000712 assembly Effects 0.000 abstract 1
- 238000000429 assembly Methods 0.000 abstract 1
- 239000010985 leather Substances 0.000 abstract 1
- 238000004451 qualitative analysis Methods 0.000 abstract 1
- 230000001276 controlling effect Effects 0.000 description 4
- 230000001066 destructive effect Effects 0.000 description 4
- 239000007791 liquid phase Substances 0.000 description 4
- 230000007547 defect Effects 0.000 description 3
- 238000007689 inspection Methods 0.000 description 3
- 230000010354 integration Effects 0.000 description 3
- 238000005070 sampling Methods 0.000 description 3
- 239000002023 wood Substances 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/62—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light
- G01N21/63—Systems in which the material investigated is excited whereby it emits light or causes a change in wavelength of the incident light optically excited
- G01N21/64—Fluorescence; Phosphorescence
- G01N21/645—Specially adapted constructive features of fluorimeters
- G01N21/6456—Spatial resolved fluorescence measurements; Imaging
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- Health & Medical Sciences (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating, Analyzing Materials By Fluorescence Or Luminescence (AREA)
Abstract
The invention belongs to detection devices and particularly relates to a chemical residue detection device and method for carrying out qualitative analysis on chemical residues on the surfaces of finished products such as leather products or bags. The device comprises a light source shell and a main shell, a lens assembly is arranged on the axis of the light source shell, a multi-waveband light source panel is arranged on the part, around the lens assembly, in the light source shell, the tail end of the lens assembly is connected with the main shell, a COMS sensor assembly is arranged on the part, located at the rear end of the lens assembly, in the main shell, an electronic control filter assembly is further arranged between the COMS sensor assembly and the lens assembly, an ISP processing panel used for processing data of the COMS sensor assembly is further arranged in the main shell, a signal processing module for controlling the assemblies is further arranged in the main shell, the multi-waveband light source panel comprises a bearing panel, a plurality of light source units are evenly distributed and arranged on the surface of the bearing panel, and each light source unit is composed of a white light LED, infrared LEDs and ultraviolet LEDs. The chemical residue detection device and method are nondestructive.
Description
Technical field
The invention belongs to detection means, particularly to a kind of chemical residual on the surface for finished products such as leatherware or bags
Carry out chemical residual detection means and the detection method of qualitative analyses.
Background technology
In prior art, the wood properly test of suture is detected also by liquid phase or gas chromatograph, processing is complete
When leatherware or bag carry out the wood properly test of suture, certainly whole leatherware or bag cannot be carried out, be necessarily required to from skin
Sample is intercepted, this is a destructive operation on tool or bag, even if the quality of last detection is qualified, also can be to skin
The value of tool or bag has a huge impact.
Further, existing detection method also has very high requirement to the preparation of sample, is sampled to detection from finished product
The process completing to need is excessive, and has high demands, and causes detection efficiency lower.
Content of the invention
For above-mentioned technical problem, the present invention devises the subsequent detection being applied to the finished products such as leatherware or bag, qualitative
Judge detection means and the detection method of the specific chemical residual in its surface.
Technical scheme is as follows:
Based on the manufactured goods chemical residual detection means of fluorescence analysiss, it includes light source shell and main casing, and its feature exists
In: lens assembly is provided with the axis of described light source shell, in the light source shell of surrounding lens assembly, is provided with multiband
Light source board, the end of lens assembly is connected with main casing, is provided with coms sensor in the main casing body of lens assembly rear end
Assembly, is additionally provided with automatically controlled filter assembly, it is right to be additionally provided with main casing body between coms sensor cluster and lens assembly
The isp process plate that coms sensor cluster data is processed, is additionally provided with described main casing body and each assembly is controlled
The signal processing module of system, described multiband light source plate includes loading plate, and the surface of loading plate has been uniformly arranged multiple light sources
Unit, described light source cell is made up of white light led, infrared ray led and ultraviolet led.
The both sides of described white light led are provided with infrared ray led and ultraviolet led, infrared ray led and ultraviolet led
Interval setting.
Transparency protected that multiband light source plate is protected is provided with described light source shell.
Described signal processing module includes the signal processing unit based on fpga, and signal processing unit is connected with camera lens and drives
Dynamic model block, lens driving module is used for controlling lens assembly to work, and described signal processing unit is connected with light source driver module, light
Source drive module controls multiband light source plate to carry out the switching between light source, and signal processing unit is also associated with filter and controls mould
Block, filter control module is used for controlling automatically controlled filter assembly to be operated with the switching of light source.
It is also associated with touch screen module on described signal processing unit.
Described signal processing unit has external connection interface section.
The detection method of the manufactured goods chemical residual based on fluorescence analysiss it is characterised in that: comprise the following steps:
Step 1: the work of multiband light source plate, open white light led, and the visible ray of automatically controlled filter assembly ends invalid, mirror
Head assembly and the work of coms sensor cluster, obtain the color panoramic figure of sample, signal processing module passes through color panoramic
Figure calculates the contour line of sample;
Step 2: the work of multiband light source plate, close white light led and ultraviolet led, open infrared ray led, and automatically controlled filter
The ultraviolet of mirror assembly and infrared fileter invalid it is seen that light cut-off effectively, lens assembly and the work of coms sensor cluster, obtain
The infrared gray-scale maps of sample;Signal processing module passes through the contour line that infrared gray-scale maps calculate sample;And step 1 is calculated
The contour line of sample be fitted with step 2 calculated sample contour line, carry out background separation simultaneously, obtain sample
Line illustration;
Step 3: the work of multiband light source plate, close white light led, open ultraviolet led and infrared ray led, and order is sent out
Go out wavelength be 210 nanometers, the ultraviolet of 365 nanometers and 395 nanometers and infrared ray, simultaneously the visible ray of automatically controlled filter assembly cut
Only invalid, ultraviolet and IR-cut effectively, lens assembly and the work of coms sensor cluster, obtain the Ultraluminescence of sample
Figure and infrared contour, and the color to fluorescence and distribution carry out bds analysis and infrared profile analysis;
Step 4: the color of fluorescence and distribution that the suture line diagram that obtain step 2 and positional information are obtained with step 3
Information and infrared contour are fitted, and are calculated fluorescence and the infrared profile data core rod of sample surfaces respectively, and
Contrasted with reference model, exported testing result.
In sum, the method have the advantages that
The present invention devises a kind of detection means of the manufactured goods chemical residual based on fluorescence analysiss of integration, whole inspection
Survey device adopt hardware embedded system, need not external pc or other data handling equipment, can work independently, facilitate implementation
The miniaturization of detection means and hand-held;In addition, the light source of the present invention, filter and coms sensor cluster synchronization action, obtain
Complete image under each wave band, signal processing unit is qualitatively sentenced to the chemical residual on manufactured goods surface according to image
Fixed, need not be sampled from manufactured goods, overcome when being analyzed using liquid phase or gas chromatograph in prior art, need
Want the defect of destructive sampling from manufactured goods, also overcoming in prior art needs process many from the detection that is prepared into of sample,
Have high demands, the low problem of efficiency it is achieved that chemical residual analysis rapid.
Brief description
Fig. 1 is the schematic elevation view of the manufactured goods chemical residual detection means based on fluorescence analysiss;
Fig. 2 is the cross-sectional schematic of the manufactured goods chemical residual detection means based on fluorescence analysiss;
Fig. 3 is the composition schematic diagram of signal processing unit;
Fig. 4 is the flow chart of the detection method of the manufactured goods chemical residual based on fluorescence analysiss;
In figure 1 is transparency protected, and 2 is lens assembly, and 3 is multiband light source plate, and 31 is ultraviolet led, and 32 is infrared
Line led, 33 is white light led, and 34 is loading plate, and 4 is light source shell, and 5 is main casing, and 6 is automatically controlled filter assembly, and 7 pass for coms
Sensor assembly, 8 is isp process plate, and 9 is signal processing module, and 112 is lens driving module, and 114 is filter control module.115
For light source driver module, 116 is signal processing unit, and 117 is touch screen module, and 118 is external connection interface section.
Specific embodiment
The present invention is further described with specific embodiment below in conjunction with the accompanying drawings.
As shown in Figure 1 to Figure 3, the manufactured goods chemical residual detection means based on fluorescence analysiss, it includes light source shell 4 He
Main casing 5: lens assembly 2 is provided with the described axis of light source shell 4, sets in the light source shell 4 of surrounding lens assembly 2
It is equipped with multiband light source plate 3, the end of lens assembly 2 is connected with main casing 5, set in the main casing body of lens assembly 2 rear end
It is equipped with coms sensor cluster 7, can also be ccd sensor cluster, between coms sensor cluster 7 and lens assembly 2 also
It is provided with automatically controlled filter assembly 6, in main casing 5, be additionally provided with the isp process plate that coms sensor cluster data is processed
8, it is additionally provided with the signal processing module 9 that each assembly is controlled in described main casing 5, described multiband light source plate
3 include loading plate 34, and the surface of loading plate 34 has been uniformly arranged multiple light sources unit, described light source cell by white light led33,
Infrared ray led31 and ultraviolet led32 is constituted.
The present invention devises a kind of detection means of the manufactured goods chemical residual based on fluorescence analysiss of integration, whole inspection
Survey device adopt hardware embedded system, need not external pc or other data handling equipment, can work independently, facilitate implementation
The miniaturization of detection means and hand-held;In addition, the light source of the present invention, filter and coms sensor cluster synchronization action, obtain
Complete image under each wave band, signal processing unit is qualitatively sentenced to the chemical residual on manufactured goods surface according to image
Fixed, need not be sampled from manufactured goods, overcome when being analyzed using liquid phase or gas chromatograph in prior art, need
Will the destructive defect sampling from manufactured goods.
The both sides of described white light led33 are provided with infrared ray led31 and ultraviolet led32, infrared ray led31 and purple
Outside line led32 interval setting, is defined it is ensured that light herein to the position of white light led, infrared ray led and ultraviolet led
According to uniformity, lens assembly and coms sensor cluster are obtained in that more accurate and clearly image.
Transparency protected 1 that multiband light source plate is protected be provided with described light source shell 4, transparency protected
Multiband light source plate is protected, it is to avoid the problem that multiband light source plate occurs damaging in use.
Described signal processing module 9 includes the signal processing unit 116 based on fpga, and signal processing unit 116 connects
There is lens driving module 112, lens driving module 112 is used for controlling lens assembly to work, and described signal processing unit 116 connects
There is light source driver module 115, light source driver module 115 controls multiband light source plate to carry out the switching between light source, signal processing
Unit 116 is also associated with filter control module 114, and filter control module 114 is used for controlling automatically controlled filter assembly with light source
Switching is operated, and described signal processing unit 116 is connected with isp process plate 8, controls the imaging of coms sensor cluster.
Touch screen module 117 is also associated with described signal processing unit 116, the touch screen module of setting is easy to user
Interact operation and signal processing unit between,
Described signal processing unit 116 has external connection interface section 118, and described external connection interface section is conventional
Usb interface, is easy to signal processing unit and is connected with external equipment, and the output of correlated results.
The detection method of the manufactured goods chemical residual based on fluorescence analysiss, comprises the following steps:
Step 1: the work of multiband light source plate, open white light led, and the visible ray of automatically controlled filter assembly ends invalid, mirror
Head assembly and the work of coms sensor cluster, obtain the color panoramic figure of sample, signal processing module passes through color panoramic
Figure calculates the contour line of sample;
Step 2: the work of multiband light source plate, close white light led and ultraviolet led, open infrared ray led, and automatically controlled filter
The ultraviolet of mirror assembly and infrared fileter invalid it is seen that light cut-off effectively, lens assembly and the work of coms sensor cluster, obtain
The infrared gray-scale maps of sample;Signal processing module passes through the contour line that infrared gray-scale maps calculate sample;And step 1 is calculated
The contour line of sample be fitted with step 2 calculated sample contour line, carry out background separation simultaneously, obtain sample
Line illustration;
Step 3: the work of multiband light source plate, close white light led, open ultraviolet led and infrared ray led, and order is sent out
Go out wavelength be 210 nanometers, the ultraviolet of 365 nanometers and 395 nanometers and infrared ray, simultaneously the visible ray of automatically controlled filter assembly cut
Only invalid, ultraviolet and IR-cut effectively, lens assembly and the work of coms sensor cluster, obtain the Ultraluminescence of sample
Figure and infrared contour, and the color to fluorescence and distribution carry out bds analysis and infrared profile analysis;
Step 4: the color of fluorescence and distribution that the suture line diagram that obtain step 2 and positional information are obtained with step 3
Information and infrared contour are fitted, and are calculated fluorescence and the infrared profile data core rod of sample surfaces respectively, and
Contrasted with reference model, exported testing result.
In sum, the method have the advantages that
The present invention devises a kind of detection means of the manufactured goods chemical residual based on fluorescence analysiss of integration, whole inspection
Survey device adopt hardware embedded system, need not external pc or other data handling equipment, can work independently, facilitate implementation
The miniaturization of detection means and hand-held;In addition, the light source of the present invention, filter and coms sensor cluster synchronization action, obtain
Complete image under each wave band, signal processing unit is qualitatively sentenced to the chemical residual on manufactured goods surface according to image
Fixed, need not be sampled from manufactured goods, overcome when being analyzed using liquid phase or gas chromatograph in prior art, need
Want the defect of destructive sampling from manufactured goods, also overcoming in prior art needs process many from the detection that is prepared into of sample,
Have high demands, the low problem of efficiency it is achieved that chemical residual analysis rapid.
Claims (7)
1. the manufactured goods chemical residual detection means based on fluorescence analysiss, it include light source shell and main casing it is characterised in that:
Lens assembly is provided with the axis of described light source shell, in the light source shell of surrounding lens assembly, is provided with alternative light source
Plate, the end of lens assembly is connected with main casing, is provided with coms sensor cluster in the main casing body of lens assembly rear end,
It is additionally provided with automatically controlled filter assembly between coms sensor cluster and lens assembly, be additionally provided with main casing body and coms is sensed
The isp process plate that device assembly data is processed, is additionally provided with, in described main casing body, the signal that each assembly is controlled
Processing module, described multiband light source plate includes loading plate, and the surface of loading plate has been uniformly arranged multiple light sources unit, described
Light source cell be made up of white light led, infrared ray led and ultraviolet led.
2. according to claim 1 the manufactured goods chemical residual detection means based on fluorescence analysiss it is characterised in that: described
The both sides of white light led are provided with infrared ray led and ultraviolet led, infrared ray led and ultraviolet led interval setting.
3. the manufactured goods chemical residual detection means based on fluorescence analysiss according to claim 1 or 2 any one, it is special
Levy and be: transparency protected that multiband light source plate is protected is provided with described light source shell.
4. the manufactured goods chemical residual detection means based on fluorescence analysiss according to claim 1 it is characterised in that: described
The signal processing module signal processing unit that includes based on fpga, signal processing unit is connected with lens driving module, camera lens
Drive module is used for controlling lens assembly to work, and described signal processing unit is connected with light source driver module, light source driver module
Multiband light source plate is controlled to carry out the switching between light source, signal processing unit is also associated with filter control module, filter controls
Module is used for controlling automatically controlled filter assembly to be operated with the switching of light source.
5. the manufactured goods chemical residual detection means based on fluorescence analysiss according to claim 4 it is characterised in that: described
Signal processing unit on be also associated with touch screen module.
6. the manufactured goods chemical residual detection means based on fluorescence analysiss according to claim 4 it is characterised in that: described
Signal processing unit there is external connection interface section.
7. the manufactured goods chemical residual based on fluorescence analysiss detection method it is characterised in that: comprise the following steps:
Step 1: the work of multiband light source plate, open white light led, and the visible ray of automatically controlled filter assembly ends invalid, lens group
Part and the work of coms sensor cluster, obtain the color panoramic figure of sample, signal processing module passes through color panoramic figure meter
Calculate the contour line of sample;
Step 2: the work of multiband light source plate, close white light led and ultraviolet led, open infrared ray led, and automatically controlled filter group
The ultraviolet of part and infrared fileter invalid it is seen that light cut-off effectively, lens assembly and the work of coms sensor cluster, obtain sample
Infrared gray-scale maps;Signal processing module passes through the contour line that infrared gray-scale maps calculate sample;And by calculated for step 1 sample
The contour line of product is fitted with step 2 calculated sample contour line, carries out background separation simultaneously, obtains the line style of sample
Figure;
Step 3: the work of multiband light source plate, close white light led, open ultraviolet led and infrared ray led, and order sends ripple
The ultraviolet of a length of 210 nanometers, 365 nanometers and 395 nanometers and infrared ray, the visible ray cut-off of automatically controlled filter assembly simultaneously is no
Effect, ultraviolet and IR-cut effectively, lens assembly and the work of coms sensor cluster, obtain sample Ultraluminescence figure and
Infrared contour, and the color to fluorescence and distribution carry out bds analysis and infrared profile analysis;
Step 4: the color of fluorescence and distributed intelligence that the suture line diagram that obtain step 2 and positional information are obtained with step 3
And infrared contour is fitted, be calculated fluorescence and the infrared profile data core rod of sample surfaces respectively, and with ginseng
Examine model to be contrasted, export testing result.
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CN201610755655.9A CN106353288A (en) | 2016-08-30 | 2016-08-30 | Finished product chemical residue detection device and method based on fluorescent analysis |
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CN201610755655.9A CN106353288A (en) | 2016-08-30 | 2016-08-30 | Finished product chemical residue detection device and method based on fluorescent analysis |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110554009A (en) * | 2018-05-30 | 2019-12-10 | 宝山钢铁股份有限公司 | Magnetic powder inspection fluorescence imaging device for detecting steel profiled parts |
CN112345502A (en) * | 2020-10-27 | 2021-02-09 | 天津市英贝特航天科技有限公司 | Detector for eliminating fluorescence noise in fluorescence immunoassay analyzer |
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CN112345502A (en) * | 2020-10-27 | 2021-02-09 | 天津市英贝特航天科技有限公司 | Detector for eliminating fluorescence noise in fluorescence immunoassay analyzer |
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