CN209280592U - A kind of image capturing system for textile defect detection - Google Patents
A kind of image capturing system for textile defect detection Download PDFInfo
- Publication number
- CN209280592U CN209280592U CN201822175312.2U CN201822175312U CN209280592U CN 209280592 U CN209280592 U CN 209280592U CN 201822175312 U CN201822175312 U CN 201822175312U CN 209280592 U CN209280592 U CN 209280592U
- Authority
- CN
- China
- Prior art keywords
- shading
- defect detection
- textile
- image capturing
- light source
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
The utility model discloses a kind of image capturing systems for textile defect detection, including being located to the miniature video camera head assembly right above defect detection textile direction of transfer, the border of miniature video camera head assembly is provided with the supplementary lighting sources component being spacedly distributed, miniature video camera head assembly is connected in the reserved area in the middle part of supplementary lighting sources component, be fixed with shading shade assembly in miniature video camera head assembly shooting direction, shading shade assembly extend downwardly out supplementary lighting sources component from reserved area where plane on.The utility model effectively shields veiling glare, signal-to-noise ratio is set to improve 14dB, miniature webcam assembly radiating effect is good, the operation is stable degree is high, pass through supplementary lighting sources component minimizing from projection by tested textile, textile is remaining will not to express in digital picture from projection, provide more accurate reliable digital image data source for image recognition technology, recognition confidence is made to reach industrial scale applications standard.
Description
Technical field
The utility model relates to textile defect detection technical fields, and in particular to a kind of for textile defect detection
Image capturing system.
Background technique
Traditional textile defect detection relies primarily on artificial progress, less to use automatic detection means.With science
The fault automatic detection of the rapid advances of technology, textile is also developed rapidly.Currently, the fault of existing textile
Automatic detection in terms of digital image acquisition, it is main using the micro-lens of industrial camera or integrated single-chip sensor into
Row photoelectric conversion, the dedicated technical measures not used for the improvement of digital image acquisition environment usually, leads to digital picture
Quality is lower, relies primarily on image recognition technology to complete to detect, specific as follows accordingly, there exist following disadvantage:
(1), the problem bad due to image capture environment, causes the precision of digital picture and reduction degree lower, therefore right
Image recognition technology requires to greatly improve, and recognition confidence is difficult to reach industrial scale applications standard, not can guarantee textile defect
The accuracy of point detection；
(2), industrial camera volume is big, it is difficult to program, integration it is poor, design limitation is very big, can not be suitable for textile defect
The relatively limited environment in point detection space；
(3), the micro-lens of integrated single-chip sensor do not have anti-veiling glare function, and sensor is by environment temperature shadow
It rings obviously, signal-to-noise ratio is very low when with light source integrated installation, it is difficult to reach required acquisition precision, and then not can guarantee textile
The accuracy of defect detection；
(4), the operating cost of industrial camera is high, and maintainability performance is poor.
It is that can not improve digitized map during textile defect detection if not can solve digital image acquisition environmental problem
As the accuracy of data source, subsequent image identification technology all mustn't go to accurate textile defect detection essence perfect
Therefore exactness improves the accuracy in digital image data source, construct the good sampling environment of textile defect detection, be to work as
Preceding urgent problem.
Utility model content
The purpose of the utility model is to overcome digital image data sources during existing textile defect detection can not
The problem of accurate sampling.The image capturing system for textile defect detection of the utility model, effectively shielding veiling glare, make letter
It makes an uproar than improving 14dB, miniature webcam assembly radiating effect is good, and the operation is stable degree is high, by supplementary lighting sources component by tested weaving
Product are minimized from projection, and textile is remaining will not to express in digital picture from projection, are provided for image recognition technology
More accurate reliable digital image data source makes recognition confidence reach industrial scale applications standard, constructs textile defect
The good sampling environment of point detection, is skillfully constructed, structure novel has a good application prospect.
In order to achieve the above object, the technical scheme adopted by the utility model is
A kind of image capturing system for textile defect detection, including be located to defect detection textile direction of transfer
The miniature video camera head assembly of surface, the border of the miniature video camera head assembly are provided with the supplementary lighting sources group being spacedly distributed
Part, the miniature video camera head assembly are connected in the reserved area in the middle part of supplementary lighting sources component, and the miniature video camera head assembly is clapped
It takes the photograph on direction and is fixed with shading shade assembly, where the shading shade assembly extends downwardly out supplementary lighting sources component from reserved area
In plane.
It is previously described for the image capturing system of textile defect detection, the miniature video camera head assembly includes heat dissipation metal
Support plate and miniature webcam are provided with recessed hole in the heat dissipation metal support plate, recess are trapped in the miniature webcam
In hole, the heat dissipation metal support plate and supplementary lighting sources attached components are touched, and form heat dissipation channel for miniature webcam.
It is previously described for the image capturing system of textile defect detection, the shading shade assembly includes shading outer cover and screening
Light inner cover, the shading inner cover are embedded in the inside of shading outer cover, and the shading outer cover is fixed under heat dissipation metal support plate
Surface.
It is previously described for the image capturing system of textile defect detection, the outer surface of the shading outer cover is provided with heat-insulated
Coating, and the truncated rectangular pyramids shape that is positive, the big extreme direction face of the shading outer cover are underlying to defect detection textile, institute
The small end border for stating shading outer cover is provided with fixed plate, and the fixed plate is installed to heat dissipation metal support plate for shading shade assembly
On,
The inner surface of the shading inner cover is provided with light-absorbing coating, and by stack gradually from top to bottom several are just tetragonous
Platform monomer is constituted, positioned at the positive truncated rectangular pyramids monomer underside shape in upper layer and the shape phase for being located at lower layer's positive truncated rectangular pyramids monomer upper surface
Together, the inner wall of the shading inner cover is provided with diagonally downward light-blocking in the border for being located at each layer positive truncated rectangular pyramids monomer upper surface
Item forms veiling glare between two adjacent shield bars and intercepts groove, so that the inner wall of shading inner cover be made to form multistage aperture diaphragm.
It is previously described for the image capturing system of textile defect detection, it is characterised in that: the inclination angle of the shield bars
Degree is between 90 ° -135 °.
It is previously described for the image capturing system of textile defect detection, the height phase of the shading outer cover, shading inner cover
Together, and four sides of shading outer cover are stupefied for arc transition.
Be previously described for the image capturing system of textile defect detection, the supplementary lighting sources component include several groups successively
End to end light source box is constituted, and is formed in the middle part of all groups of light source box for installing miniature video camera head assembly and shading shade assembly
Reserved area,
Each light source box includes control circuit board, LED light bar, film layer and light source box dianegative, the control route
It is fixedly connected between plate, light source box dianegative by being located at the connecting column of quadrangle, the LED light bar is a plurality of and puts down at equal intervals
Row is arranged between control circuit board, light source box dianegative in region, and the film layer is attached to light source box dianegative
Upper surface is provided with side block tabula rasa between adjacent connecting column.
It is previously described for the image capturing system of textile defect detection, the direction of illumination of the LED light bar is taken the photograph with miniature
As the shooting direction of head is coaxial arrangement.
It is previously described for the image capturing system of textile defect detection, the supplementary lighting sources component includes four groups successively first
Light source box that tail connects is constituted, and is formed in the middle part of four groups of light source box for installing the reserved of miniature video camera head assembly and shading shade assembly
Region.
It is previously described for the image capturing system of textile defect detection, LED driving is provided in the control circuit board
Circuit, the LED drive circuit include transistor Q1, transistor Q2 and metal-oxide-semiconductor Q3, and the base stage of the transistor Q1 passes through resistance
The external driving control signal of R1, the base stage of the transistor Q1 also pass through resistance R2 and are connected to the ground, the collection of the transistor Q1
Electrode is connected by resistance R4 with control voltage Vgd, and the emitter of the transistor Q1 is connected to the ground, the transistor Q1
Collector also pass through resistance R5 and be connected with the base stage of transistor Q2, the emitter and control voltage Vgd of the transistor Q2
It is connected, the collector of the transistor Q2 is connected with the grid of one end of resistance R4, metal-oxide-semiconductor Q3 respectively, the resistance R4
The other end be connected to the ground, the source electrode of the metal-oxide-semiconductor Q3 is connected with the anode of LED light bar, the cathode of the LED light bar with
Ground is connected, and the drain electrode of the metal-oxide-semiconductor Q3 is connected with supply voltage Vd.
The beneficial effects of the utility model are: the image capturing system for textile defect detection of the utility model,
Effectively shielding veiling glare, makes signal-to-noise ratio improve 14dB, and miniature webcam assembly radiating effect is good, and the operation is stable degree is high, passes through light filling
Light source assembly is minimized tested textile from projection, and textile is remaining will not to express in digital picture from projection,
More accurate reliable digital image data source is provided for image recognition technology, recognition confidence is made to reach industrial scale applications
Standard constructs the good sampling environment of textile defect detection, is skillfully constructed, structure novel has a good application prospect.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the image capturing system for textile defect detection of the utility model；
Fig. 2 is the side view of the image capturing system for textile defect detection of the utility model；
Fig. 3 is the structural schematic diagram of the miniature video camera head assembly of the utility model；
Fig. 4 is the structural schematic diagram of the heat dissipation metal support plate of the utility model；
Fig. 5 is the miniature video camera head assembly of the utility model, the perspective view of the explosion of shading shade assembly；
Fig. 6 is the structural schematic diagram of the shading shade assembly of the utility model；
Fig. 7 is the structural schematic diagram of the shading outer cover of the utility model；
Fig. 8 is the structural schematic diagram of the shading inner cover of the utility model；
Fig. 9 is the schematic cross-section of the shading inner cover of the utility model；
Figure 10 is the structural schematic diagram of the supplementary lighting sources component of the utility model；
Figure 11 is the structural schematic diagram of the light source box of the utility model；
Figure 12 is the circuit diagram of the LED drive circuit of the utility model.
Attached meaning marked in the figure is as follows:
1: miniature video camera head assembly；101: heat dissipation metal support plate；102: miniature webcam；103: recessed hole；2: light filling
Light source assembly；201: light source box；202: control circuit board；203:LED lamp bar；204: film layer；205: light source box dianegative；
206: connecting column；207: side block tabula rasa；3: shading shade assembly；301: shading outer cover；302: shading inner cover；303: shield bars；
304: veiling glare intercepts groove；305: fixed plate.
Specific embodiment
Below in conjunction with Figure of description, the utility model is further described.
As shown in Figures 1 and 2, the image capturing system for textile defect detection of the utility model, including be located at
To the miniature video camera head assembly 1 right above defect detection textile direction of transfer, the border of the miniature video camera head assembly 1 is arranged
There is the supplementary lighting sources component 2 being spacedly distributed, the miniature video camera head assembly 1 is connected to the reserved of 2 middle part of supplementary lighting sources component
In region, it is fixed with shading shade assembly 3 in 1 shooting direction of miniature video camera head assembly,
The shading shade assembly 3 is from the plane that reserved area extends downwardly out 2 place of supplementary lighting sources component, hood group
Part 3 extend supplementary lighting sources component 2 length in the plane be 0.5-1cm, this design guarantees shading shade assembly 3 and light filling light
For both source components 2 while working normally, shading shade assembly 3 can mask each light source box side in supplementary lighting sources component 2
Strong light, avoid influence of the strong light to miniature video camera head assembly 1, improve the effect of 1 captured image data of miniature video camera head assembly.
As shown in Figures 3 and 4, the miniature video camera head assembly 1 includes heat dissipation metal support plate 101 and miniature webcam
102, recessed hole 103 is provided in the heat dissipation metal support plate 101, is trapped in recessed hole 103 in the miniature webcam 102
Interior, the heat dissipation metal support plate 101 is in contact with supplementary lighting sources component 2, forms heat dissipation channel for miniature webcam 102,
Embedded setting miniature webcam 102, can increase the contact area of miniature webcam 102 Yu heat dissipation metal support plate 101, convenient
Miniature webcam 102 radiates, and guarantees its good reliable operation, temperature performance is good, further increases captured image data
Effect.
As shown in Fig. 5-Fig. 9, the shading shade assembly 3 includes shading outer cover 301 and shading inner cover 302, in the shading
Cover 302 is embedded in the inside of shading outer cover 301, and the shading outer cover 301 is fixed on the lower surface of heat dissipation metal support plate 101.
Preferably, the outer surface of the shading outer cover 301 is provided with heat insulating coat, and heat insulating coat can effectively prevent light filling light
Influence of the heat to miniature webcam 102 that source component 2 generates, the shading outer cover 301 are positive truncated rectangular pyramids shape, outside the shading
The big extreme direction face of cover 301 is underlying to defect detection textile, and the small end border of shading outer cover 301 is provided with fixation
Plate 305, the fixed plate 305 are installed to heat dissipation metal support plate 101 for shading shade assembly 3, and shading outer cover 301 is heat-insulated
While, the veiling glare that supplementary lighting sources component 2 can be stopped more more guarantees the foundation of shooting environmental, shading outer cover 301 equally with
Supplementary lighting sources component 2 is in contact, and forms heat dissipation channel.
The inner surface of the shading inner cover 302 is provided with light-absorbing coating, and by stack gradually from top to bottom several just
Truncated rectangular pyramids monomer is constituted, positioned at the positive truncated rectangular pyramids monomer underside shape in upper layer and the shape for being located at lower layer's positive truncated rectangular pyramids monomer upper surface
Shape is identical, and the inner wall of the shading inner cover 302 is provided with diagonally downward in the border for being located at each layer positive truncated rectangular pyramids monomer upper surface
Shield bars 303, form veiling glare between two adjacent shield bars 303 and intercept groove 304, to make the interior of shading inner cover 302
Wall forms multistage aperture diaphragm, and the tilt angle of the shield bars 303 of the utility model design is between 90 ° -135 °, can be larger
Degree keeps veiling glare in shield bars 303, as shown in fig. 6, veiling glare intercepts the sectional view of groove 304, internal groove is presented
Downward certain angle (identical as the tilt angle of shield bars 303), and cooperate light-absorbing coating, guarantee all into shading inner cover
Veiling glare inside 302 can all be intercepted by the groove, and have very big probability to be absorbed by light-absorbing coating, if if any small part veiling glare first
Secondary not to be predominantly absorbed, after birefringence, multistage aperture diaphragm still has very big probability to be absorbed by light-absorbing coating, miniature webcam
Useful reflected light in 102 camera lens visual angle will directly enter in miniature webcam 102 from the small end of shading outer cover 301, not by
To influence.Shading outer cover 301 can remove the stray light unrelated with being imaged, and stray light is avoided to reach the mirror of miniature webcam 102
Head visual angle, while the veiling glare of multiple tracks intercepts groove 304 and constitutes matt structure, further removes stray light.
Preferably, the shading outer cover 301, the height of shading inner cover 302 are identical, and four sides of shading outer cover 301 stupefied are
Arc transition, good appearance, and avoid corner excessively sharp, scratch human body.
The supplementary lighting sources component 2 includes that successively end to end light source box 201 is constituted several groups, all groups of light source box
201 middle parts form the reserved area for installing miniature video camera head assembly 1 and shading shade assembly 3, as shown in Figure 10, supplementary lighting sources
Component 2 include four groups successively end to end light source box 201 constitute, formed in the middle part of four groups of light source box 201 for installing miniature take the photograph
As head assembly 1 and the reserved area of shading shade assembly 3, four groups of light source box 201 are convenient for assembled formation.As shown in figure 11, each light source
Box 201 includes control circuit board 202, LED light bar 203, film layer 204 and light source box dianegative 205, the control route
It is fixedly connected between plate 202, light source box dianegative 205 by being located at the connecting column 206 of quadrangle, the LED light bar 203 is more
It item and is arranged in parallel between control circuit board 202, light source box dianegative 205 in region at equal intervals, the film layer 204 is pasted
It is attached to the upper surface of light source box dianegative 205, side block tabula rasa 207, adjacent side block are provided between adjacent connecting column 206
There are gaps between tabula rasa 207, and convenient for the heat dissipation of entire light source box 201, control circuit board 202 is opened for controlling LED light bar 203
It opens or closes and light and shade；Film layer 204 is formed for stopping the soft light filling irradiated of the direct light of LED light bar 203
Diffused light source makes the near minimum from projecting of tested textile.
Preferably, the shooting direction of the direction of illumination Yu miniature webcam 102 of the LED light bar 203 is coaxial arrangement, is shone
It penetrates that direction is identical or approximate with shooting direction, the remaining number that will not be expressed from projection in shooting of tested textile can be made
In image, sampling effect is improved.
It is provided with LED drive circuit in the control circuit board 202, as shown in figure 12, the LED drive circuit includes crystalline substance
The base stage of body pipe Q1, transistor Q2 and metal-oxide-semiconductor Q3, the transistor Q1 pass through the external driving control signal of resistance R1, the crystalline substance
The base stage of body pipe Q1 also passes through resistance R2 and is connected to the ground, and the collector of the transistor Q1 passes through resistance R4 and control voltage
Vgd is connected, and the emitter of the transistor Q1 is connected to the ground, and the collector of the transistor Q1 also passes through resistance R5 and crystalline substance
The base stage of body pipe Q2 is connected, and the emitter of the transistor Q2 is connected with control voltage Vgd, the current collection of the transistor Q2
Pole is connected with the grid of one end of resistance R4, metal-oxide-semiconductor Q3 respectively, and the other end of the resistance R4 is connected to the ground, the MOS
The source electrode of pipe Q3 is connected with the anode of LED light bar 203, and the cathode of the LED light bar 203 is connected to the ground, the metal-oxide-semiconductor Q3
Drain electrode be connected with supply voltage Vd.The LED drive circuit can replace traditional illumination driving circuit and control circuit to make
With photoelectric coupler isolation, and switching tube is driven using grid-driving integrated circuit, traditional illumination driving circuit and control
Circuit circuit is more complex, and higher cost, failure rate is higher, and the working principle of the LED drive circuit is as follows:
Driving control signal input logic high level drives transistor Q1 to saturated mode, and resistance R3 is made to generate voltage drop,
The lower end R3 level drives transistor Q2 to saturated mode, so that resistance R4 is generated voltage and is allowed to lead for driving metal-oxide-semiconductor Q3 grid
Lead to and provide electric current for LED light bar 203, since in switch state, metal-oxide-semiconductor Q3 is source electrode output for transistor Q1 and Q2 work in this circuit
Circuit, gain so this circuit will not generate amplification to the interference signal of input terminal parasitism, therefore need not be used less than 1
Phototube Coupling, for the gate driving circuit that transistor Q1 and Q2 are constituted using independently-powered, control voltage Vgd voltage is higher than Vd, uses
In generate gate drive voltage, specific value be Vd be 15V, Vgd17V, driving control signal 3.3V is logic high, make
LED drive circuit is opened, and LED light bar 203 lights, and entire circuit is simple, low in cost and low in energy consumption, is suitable for textile defect
The industrial environment of point detection.
In conclusion the image capturing system for textile defect detection of the utility model, effectively shielding veiling glare, warp
Crossing test can make signal-to-noise ratio improve 14dB, and miniature webcam assembly radiating effect is good, and the operation is stable degree is high, pass through supplementary lighting sources
Component is minimized tested textile from projection, and textile is remaining will not to express in digital picture from projection, for figure
As identification technology provides more accurate reliable digital image data source, recognition confidence is made to reach industrial scale applications mark
Standard constructs the good sampling environment of textile defect detection, is skillfully constructed, structure novel has a good application prospect.
The basic principles and main features and advantage of the utility model have been shown and described above.The technical staff of the industry
It should be appreciated that the present utility model is not limited to the above embodiments, the above embodiments and description only describe this
The principle of utility model, on the premise of not departing from the spirit and scope of the utility model, the utility model also has various change
And improvement, these various changes and improvements fall within the scope of the claimed invention.The utility model requires protection scope
It is defined by the appending claims and its equivalent thereof.
Claims (10)
1. a kind of image capturing system for textile defect detection, it is characterised in that: weave including being located to defect detection
Miniature video camera head assembly (1) right above product direction of transfer, the border of the miniature video camera head assembly (1) is provided with to be divided at equal intervals
The supplementary lighting sources component (2) of cloth, the miniature video camera head assembly (1) are connected to the reserved area in the middle part of supplementary lighting sources component (2)
In, it is fixed with shading shade assembly (3) in miniature video camera head assembly (1) shooting direction, the shading shade assembly (3) is from reserved
Region extends downwardly out in the plane where supplementary lighting sources component (2).
2. the image capturing system according to claim 1 for textile defect detection, it is characterised in that: described miniature
CCD camera assembly (1) includes heat dissipation metal support plate (101) and miniature webcam (102), the heat dissipation metal support plate (101)
On be provided with recessed hole (103), is trapped in the miniature webcam (102) in recessed hole (103), the heat dissipation metal support plate
(101) it is in contact with supplementary lighting sources component (2), forms heat dissipation channel for miniature webcam (102).
3. the image capturing system according to claim 2 for textile defect detection, it is characterised in that: the shading
Shade assembly (3) includes shading outer cover (301) and shading inner cover (302), and the shading inner cover (302) is embedded in shading outer cover
(301) inside, the shading outer cover (301) are fixed on the lower surface of heat dissipation metal support plate (101).
4. the image capturing system according to claim 3 for textile defect detection, it is characterised in that: the shading
The outer surface of outer cover (301) is provided with heat insulating coat, and the truncated rectangular pyramids shape that is positive, the big extreme direction of the shading outer cover (301)
Face is underlying to defect detection textile, and the small end border of the shading outer cover (301) is provided with fixed plate (305),
The fixed plate (305) is installed to heat dissipation metal support plate (101) for shading shade assembly (3),
The inner surface of the shading inner cover (302) is provided with light-absorbing coating, and by stack gradually from top to bottom several positive four
Terrace with edge monomer is constituted, positioned at the positive truncated rectangular pyramids monomer underside shape in upper layer and the shape for being located at lower layer's positive truncated rectangular pyramids monomer upper surface
Identical, the inner wall of the shading inner cover (302) is provided with diagonally downward in the border for being located at each layer positive truncated rectangular pyramids monomer upper surface
Shield bars (303), form veiling glare between two adjacent shield bars (303) and intercept groove (304), to make shading inner cover
(302) inner wall forms multistage aperture diaphragm.
5. the image capturing system according to claim 4 for textile defect detection, it is characterised in that: described light-blocking
The tilt angle of item (303) is between 90 ° -135 °.
6. the image capturing system according to claim 4 for textile defect detection, it is characterised in that: the shading
Outer cover (301), the height of shading inner cover (302) are identical, and four sides of shading outer cover (301) are stupefied for arc transition.
7. the image capturing system according to claim 1 for textile defect detection, it is characterised in that: the light filling
Light source assembly (2) includes that successively end to end light source box (201) is constituted several groups, is formed and is used in the middle part of each group light source box (201)
In installation miniature video camera head assembly (1) and shading shade assembly (3) reserved area,
Each light source box (201) includes control circuit board (202), LED light bar (203), film layer (204) and light source box clear bottom
Plate (205) passes through the connecting column (206) positioned at quadrangle between the control circuit board (202), light source box dianegative (205)
It is fixedly connected, the LED light bar (203) is a plurality of and is arranged in parallel in control circuit board (202), light source box clear bottom at equal intervals
Between plate (205) in region, the film layer (204) is attached to the upper surface of light source box dianegative (205), adjacent connection
Side block tabula rasa (207) are provided between column (206).
8. the image capturing system according to claim 7 for textile defect detection, it is characterised in that: the light filling
Light source assembly (2) include four groups successively end to end light source box (201) constitute, formed and used in the middle part of all groups of light source box (201)
In installation miniature video camera head assembly (1) and the reserved area of shading shade assembly (3).
9. the image capturing system according to claim 7 for textile defect detection, it is characterised in that: the LED
The direction of illumination of lamp bar (203) and the shooting direction of miniature webcam (102) are coaxial arrangement.
10. the image capturing system according to claim 7 for textile defect detection, it is characterised in that: the control
It is provided with LED drive circuit in wiring board (202) processed, the LED drive circuit includes transistor Q1, transistor Q2 and metal-oxide-semiconductor
The base stage of Q3, the transistor Q1 also pass through resistance by the external driving control signal of resistance R1, the base stage of the transistor Q1
R2 is connected to the ground, and the collector of the transistor Q1 is connected by resistance R4 with control voltage Vgd, the transistor Q1's
Emitter is connected to the ground, and the collector of the transistor Q1 also passes through resistance R5 and is connected with the base stage of transistor Q2, described
The emitter of transistor Q2 with control voltage Vgd be connected, the collector of the transistor Q2 respectively with one end of resistance R4,
The grid of metal-oxide-semiconductor Q3 is connected, and the other end of the resistance R4 is connected to the ground, the source electrode and LED light bar of the metal-oxide-semiconductor Q3
(203) anode is connected, and the cathode of the LED light bar (203) is connected to the ground, the drain electrode of the metal-oxide-semiconductor Q3 and power supply electricity
Pressure Vd is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822175312.2U CN209280592U (en) | 2018-12-24 | 2018-12-24 | A kind of image capturing system for textile defect detection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822175312.2U CN209280592U (en) | 2018-12-24 | 2018-12-24 | A kind of image capturing system for textile defect detection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209280592U true CN209280592U (en) | 2019-08-20 |
Family
ID=67606860
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822175312.2U Active CN209280592U (en) | 2018-12-24 | 2018-12-24 | A kind of image capturing system for textile defect detection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209280592U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444156A (en) * | 2018-12-24 | 2019-03-08 | 江苏善果缘智能科技有限公司 | A kind of image capturing system for textile defect detection |
-
2018
- 2018-12-24 CN CN201822175312.2U patent/CN209280592U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109444156A (en) * | 2018-12-24 | 2019-03-08 | 江苏善果缘智能科技有限公司 | A kind of image capturing system for textile defect detection |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2019076005A1 (en) | Edge positioning apparatus for solar panel cleaning robot, and positioning method thereof | |
| CN109444156A (en) | A kind of image capturing system for textile defect detection | |
| CN209280592U (en) | A kind of image capturing system for textile defect detection | |
| CN204719547U (en) | For the solar azimuth pick-up unit of automatic sun tracking | |
| CN206559705U (en) | A kind of light of stage control device | |
| CN211178530U (en) | Light supplementing structure for laser three-dimensional scanning | |
| CN103076814A (en) | Solar automatic tracking system | |
| CN203240474U (en) | LED and natural light intelligently coupled illuminating system | |
| CN109596628A (en) | A kind of construction method for textile defect detection image capture environment | |
| CN203178986U (en) | Optical touch control device | |
| CN206060683U (en) | A kind of novel solar battery board test device | |
| CN209280589U (en) | A kind of supplementary lighting sources component for textile defect detection image capturing system | |
| CN207319075U (en) | A kind of full automatic solar tracks of device based on image detection | |
| CN105650546A (en) | Intelligent stage dynamic projection lamp | |
| CN206557615U (en) | The single, double axle sun orientation automatic tracking detection head of built-in light shield | |
| CN209280591U (en) | A kind of shading cover structure for image collecting device | |
| CN207065455U (en) | A kind of novel light lighting lamp group | |
| CN209280590U (en) | A kind of image taking mould group for textile defect detection | |
| CN106402792A (en) | Solar condensation forward-direction light guiding building lighting and ventilation device | |
| CN206023976U (en) | Light sensor device and monitoring device | |
| CN103486541B (en) | A kind of focus reflection formula dome skylight | |
| CN202548864U (en) | Palm print acquisition device | |
| CN220790452U (en) | Energy-saving basement daylighting well device | |
| CN106654883B (en) | A kind of open air automatic shading intermediate frequency power cabinet | |
| CN205427286U (en) | Full -color camera lens of shimmer night vision |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |