CN111123686A - Light-transmitting cylindrical lens detection device and detection method thereof - Google Patents
Light-transmitting cylindrical lens detection device and detection method thereof Download PDFInfo
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- CN111123686A CN111123686A CN202010023756.3A CN202010023756A CN111123686A CN 111123686 A CN111123686 A CN 111123686A CN 202010023756 A CN202010023756 A CN 202010023756A CN 111123686 A CN111123686 A CN 111123686A
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- 238000001514 detection method Methods 0.000 title claims abstract description 28
- 238000000034 method Methods 0.000 claims abstract description 9
- 238000005286 illumination Methods 0.000 claims description 7
- 238000010191 image analysis Methods 0.000 claims description 3
- 238000007689 inspection Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 6
- 239000000463 material Substances 0.000 description 4
- 230000001502 supplementing effect Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
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- G—PHYSICS
- G04—HOROLOGY
- G04D—APPARATUS OR TOOLS SPECIALLY DESIGNED FOR MAKING OR MAINTAINING CLOCKS OR WATCHES
- G04D7/00—Measuring, counting, calibrating, testing or regulating apparatus
- G04D7/004—Optical measuring and testing apparatus
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Abstract
The invention discloses a light-transmitting cylindrical lens detection device and a detection method thereof, wherein the light-transmitting cylindrical lens detection device comprises a camera, an annular light source and a circular light-transmitting column, wherein the circular light-transmitting column is vertically arranged, the upper end surface of the circular light-transmitting column is a light-transmitting and non-transparent frosting surface, the annular light source is of a cylindrical structure, and the inner surface of the annular light source is a conical light-emitting surface; the annular light source is sleeved on the circular light-transmitting column, and light emitted by the annular light source penetrates through the circular light-transmitting column, is emitted to the upper end face of the circular light-transmitting column and irradiates on the measured lens; a plurality of shading strips are distributed on the conical light emitting surface of the annular light source at intervals, and are distributed radially along the radial direction of the conical light emitting surface. By adopting the structure and the method for lighting by the annular light source, light emitted by the light source can not interfere the camera, flaws on the surface of the lens can be highlighted through radial stripe light, the camera can acquire images at one time, and the method has the characteristics of high detection precision and high detection efficiency.
Description
Technical Field
The invention relates to a lens detection device and a detection method thereof, in particular to a watch lens detection device and a detection method thereof.
Background
In the prior art, when the surface of a watch lens is detected, if information on the surface of the lens is acquired at one time, the detection precision is very low, the defect of the lens is difficult to detect, in order to improve the detection precision, partial lenses need to be photographed, and complete lens images can be obtained only by photographing the partial lenses for multiple times, so the detection work efficiency is very low. For example, the state intellectual property office discloses a patent document with the publication number of 205981102U in 2017, 2.22.2017, and the clock shell detection machine is characterized by comprising a cabinet, wherein a control host is installed in the cabinet, an installation seat is installed on a table top of the cabinet, an installation support is installed on the outer side above the installation seat, an installation groove is formed in the upper surface of the installation seat, a material tray is clamped in the installation groove, clamping grooves with different specifications and sizes are formed in the upper surface of the material tray, and diffuse reflection pastes are attached to the positions, except the clamping grooves, of the upper surface of the material tray; the device comprises a mounting support, a light supplementing lamp, a control host and a display, and is characterized in that a CCD camera is mounted on a cross beam of the mounting support and is opposite to a material tray, the light supplementing lamp is further mounted on two sides of the CCD camera, the CCD camera is connected with the control host, and the control host is connected with the display.
In addition, the above patent documents have the following drawbacks: the light irradiated by the back of the measured lens is transparent, the light emitted by the light source interferes the camera, and the precision of the measured lens is seriously influenced.
Disclosure of Invention
In order to overcome the above-mentioned disadvantages, the present invention provides a transparent cylindrical lens inspection device with high inspection accuracy and efficiency.
Another object of the present invention is to provide a method for detecting backlight illumination of a lens with high detection accuracy and efficiency.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows:
the light-transmitting column type lens detection device comprises a camera, an annular light source and a circular light-transmitting column, wherein the circular light-transmitting column is vertically placed, the upper end surface of the circular light-transmitting column is a light-transmitting and non-transparent frosted surface, the annular light source is of a cylindrical structure, the inner surface of the annular light source is an upward inclined light-emitting surface, and the inner diameter of the light-emitting surface is reduced from the upper end to the lower end of the light-emitting surface to form a conical light-emitting surface; the annular light source is sleeved on the circular light-transmitting column in a concentric circle mode, the annular light source and the circular light-transmitting column can move relatively, the camera is located above the circular light-transmitting column, the measured lens is placed on the upper end face of the circular light-transmitting column, light emitted by the annular light source penetrates through the circular light-transmitting column to irradiate the upper end face of the circular light-transmitting column to irradiate the measured lens, and the camera is used for acquiring image information of the measured lens and transmitting the image information to the processor.
Furthermore, a plurality of light shading strips are distributed on the conical light emitting surface of the annular light source at intervals, and are distributed radially along the radial direction of the conical light emitting surface.
Further, the circular light-transmitting column is fixed on the carrier.
Furthermore, a through hole is formed in the position, along the central axis, of the circular light-transmitting column, the through hole is communicated with a negative pressure source through a negative pressure pipe, and a negative pressure valve is arranged on the negative pressure pipe. The measured lens is adsorbed on the circular light-transmitting column through negative pressure.
Further, the camera is fixed on a lifting adjustable bracket A.
Further, the annular light source is fixed on the lifting adjustable bracket B.
Further, the lifting adjustable bracket A comprises a hand wheel, a bearing A, a connecting screw, a slide block type nut, a position adjusting plate, a lead screw, a fixed cylinder and a bearing B, the lead screw is arranged in the fixed cylinder through a bearing A and a bearing B, the hand wheel is arranged at the other end of the fixed cylinder and is fixedly connected with the end part of the lead screw, the sliding block type nut is positioned in the fixed cylinder and is connected with the screw rod by screw thread, a long through hole is arranged on the wall of the fixed cylinder along the axial direction of the fixed cylinder, a sliding hole is arranged at one end of the plate surface of the position adjusting plate, which is close to the position adjusting plate, a connecting through hole is arranged on the side wall of the sliding hole, the side wall of the sliding block type nut is provided with a connecting screw hole, the camera is installed on the position adjusting plate, a sliding hole of the position adjusting plate is inserted in the fixing cylinder, and a connecting screw sequentially penetrates through a connecting through hole of the position adjusting plate and a long through hole of the fixing cylinder and extends into the fixing cylinder to be in threaded connection with the connecting screw hole in the sliding block type nut; the hand wheel is rotated to drive the lead screw to rotate, the lead screw drives the slider type nut to move along the fixed cylinder, so that the connecting screw moves in the long through hole, and the slider type nut drives the position adjusting plate to move through the connecting screw so as to adjust the distance between the camera and the measured lens.
Further, the structure of the lifting adjustable bracket A is the same as that of the lifting adjustable bracket B.
Further, the light emitted by the stripe light source is blue light.
The method for detecting the backlight illumination of the lens by using the light-transmitting cylindrical lens detection device comprises the following steps:
placing the lens: placing the measured lens on the upper end surface of the circular light-transmitting column, opening a negative pressure valve, and adsorbing the measured lens on the circular light-transmitting column by using negative pressure;
light source adjustment: the annular light source is started, the specific position of the annular light source is adjusted through the lifting adjustable support B, so that the illumination range of the annular light source is adjusted in the area of the measured lens, the stripe light emitted by the annular light source penetrates through the circular light-transmitting column to emit to the upper end face of the circular light-transmitting column to irradiate the measured lens, and radial stripe light is formed on the surface of the lens;
adjusting a camera: the specific position of the camera is adjusted through the lifting adjustable bracket A, so that the camera cannot capture light directly emitted by the annular light source;
image pickup: the camera acquires the image information of the measured lens at one time and transmits the image information to the processor;
image analysis: and the processor judges whether the surface of the detected lens has flaws according to the image information.
The beneficial effects of the invention, or the biggest technical characteristics of the patent comprise the following aspects:
the round light-transmitting column and the light-transmitting opaque frosted surface provide conditions for the back irradiation of the measured lens;
the light projection of the annular light source is limited to the area of the detected lens, and no light directly irradiates the camera, so that the interference to the camera is avoided;
thirdly, a plurality of shading strips are distributed on the conical light emitting surface of the annular light source at intervals to highlight flaws on the surface of the lens, and a foundation is laid for one-time high-precision image shooting;
fourthly, the positions of the annular light source and the camera are adjustable, and lenses with different sizes can be detected;
and fifthly, the negative pressure adsorbs the measured lens, so that the measured lens can be firmly fixed.
Particularly, due to the adoption of the structure and the method for annular light source illumination, no light emitted by the light source directly irradiates on the camera, interference on the camera cannot be caused, the light emitted by the light source is emitted to the upper end surface of the circular light transmitting column through the circular light transmitting column and irradiates on the lens to be detected, particularly, the upper end surface of the circular light transmitting column is a light-transmitting and non-transparent frosted surface, all information of the lens can be acquired by the camera at one time through the technical characteristics, and the structure and the method have the characteristics of high detection precision and high detection efficiency;
a plurality of shading strips are distributed on the conical light emitting surface of the annular light source at intervals, so that stripe light emitted by the annular light source is irradiated on the lens, radial stripe light is formed on the surface of the lens, and flaws on the surface of the lens become more obvious and striking due to the radial stripe light.
Drawings
The invention is further described with the aid of the accompanying drawings, in which the embodiments do not constitute any limitation, and for a person skilled in the art, without inventive effort, further drawings may be obtained from the following figures:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the ring light source of FIG. 1;
FIG. 3 is a perspective view of FIG. 2;
FIG. 4 is a schematic structural view of the annular light source shown in FIG. 1 with a light-shielding strip;
fig. 5 is an exploded view of the elevation-adjustable bracket a shown in fig. 1.
In the figure: 1. a camera; 2. an annular light source; 3. a circular light-transmitting column; 4. a stage; 5. an upper end surface; 6. a measured lens; 7. a through hole; 8. a negative pressure tube; 9. a negative pressure valve; 10. a lifting adjustable bracket A; 11. a lifting adjustable bracket B; 12. a light emitting face; 13. a shading strip; 14. a hand wheel; 15. a bearing A; 16. a connecting screw; 17. a slider type nut; 18. a position adjusting plate; 19. a lead screw; 20. a fixed cylinder; 21. a bearing B; 22. an elongated through hole; 23. a slide hole; 24. a connecting through hole; 25. and connecting the screw holes.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it is to be noted that the embodiments and features of the embodiments of the present application can be combined with each other without conflict.
As shown in fig. 1, the light-transmitting cylindrical lens detection device includes a camera 1, an annular light source 2 and a circular light-transmitting column 3, the circular light-transmitting column 3 is fixed on a platform 4, the circular light-transmitting column 3 is vertically placed, an upper end face 5 of the circular light-transmitting column 3 is a light-transmitting and non-transparent frosted surface, the annular light source 2 is sleeved on the circular light-transmitting column 3 in a concentric circle manner, the annular light source 2 and the circular light-transmitting column 3 can move relatively, the camera 1 is located above the circular light-transmitting column 3, a measured lens 6 is placed on the upper end face 5 of the circular light-transmitting column 3, light emitted by the annular light source 2 passes through the circular light-transmitting column 3 and irradiates the upper end face 5 of the circular light-transmitting column 3 to irradiate on the measured lens 6, and the camera 1 acquires image information of the measured lens 6 and transmits the image information to a processor. The circular light-transmitting column can be made of glass or plastic.
The round light-transmitting column 3 is provided with a through hole 7 along the central axis, the through hole 7 is communicated with a negative pressure source through a negative pressure pipe 8, and the negative pressure pipe 8 is provided with a negative pressure valve 9. The measured lens 6 is adsorbed on the circular light-transmitting column 3 by negative pressure. The camera 1 is fixed on a lifting adjustable bracket A10, and the annular light source 2 is fixed on a lifting adjustable bracket B11.
As shown in fig. 2 and 3, the ring light source 2 has a cylindrical structure, the inner surface of the ring light source 2 is an upward inclined light emitting surface 12, and the inner diameter decreases from the upper end to the lower end of the light emitting surface 12 to form a tapered light emitting surface. In a longitudinal section of the annular light source 2, the angle between the light-emitting surface 12 and the end face of the annular light source 2 is 45 °.
As shown in fig. 4, a plurality of light-shielding strips 13 are distributed at intervals on the tapered light-emitting surface of the annular light source 2, and the plurality of light-shielding strips 13 are radially distributed along the radial direction of the tapered light-emitting surface. The light emitted by the stripe light source is blue light.
As shown in fig. 5, the lifting adjustable bracket a10 includes a hand wheel 14, a bearing a15, a connecting screw 16, a slider nut 17, a position adjusting plate 18, a lead screw 19, a fixed cylinder 20 and a bearing B21, the lead screw 19 is installed in the fixed cylinder 20 through the bearing a15 and the bearing B21, the hand wheel 14 is installed at the other end of the fixed cylinder 20 and is fixedly connected with the end of the lead screw 19, the slider nut 17 is located in the fixed cylinder 20 and is connected to the lead screw 19 by screw threads, a long through hole 22 is arranged on the wall of the fixed cylinder 20 along the axial direction of the fixed cylinder 20, a sliding hole 23 is formed on the plate surface of the position adjusting plate 18 and at one end close to the position adjusting plate 18, a connecting through hole 24 is formed on the side wall of the sliding hole 23, a connecting screw hole 25 is formed on the side wall of the slider nut 17, the camera 1 is installed on the position adjusting plate 18, the sliding hole 23 of the, the connecting screw 16 sequentially passes through the connecting through hole 24 of the position adjusting plate 18 and the long through hole 22 of the fixed cylinder 20 and extends into the fixed cylinder 20 to be in threaded connection with the connecting screw hole 25 on the sliding block type nut 17; the hand wheel 14 is rotated, the hand wheel 14 drives the screw rod 19 to rotate, the screw rod 19 drives the slider nut 17 to move along the fixing cylinder 20, so that the connecting screw 16 moves in the long through hole 22, and the slider nut 17 drives the position adjusting plate 18 to move through the connecting screw 16, so that the distance between the camera 1 and the measured lens 6 is adjusted. The structure of the lifting adjustable bracket A is the same as that of the lifting adjustable bracket B. The lifting adjustable bracket B is not described again.
The fixed cylinder 20 in the lifting adjustable support A of this patent is docked with the fixed cylinder of lifting adjustable support B, and the fixed cylinder of lifting adjustable support B is fixed in one side of microscope carrier 4.
The method for detecting the backlight illumination of the lens by using the light-transmitting cylindrical lens detection device comprises the following steps:
placing the lens: placing the measured lens on the upper end surface of the circular light-transmitting column, opening a negative pressure valve, and adsorbing the measured lens on the circular light-transmitting column by using negative pressure;
light source adjustment: the annular light source is started, the specific position of the annular light source is adjusted through the lifting adjustable support B, so that the illumination range of the annular light source is adjusted in the area of the measured lens, the stripe light emitted by the annular light source penetrates through the circular light-transmitting column to emit to the upper end face of the circular light-transmitting column to irradiate the measured lens, and radial stripe light is formed on the surface of the lens;
adjusting a camera: the specific position of the camera is adjusted through the lifting adjustable bracket A, so that the camera cannot capture light directly emitted by the annular light source;
image pickup: the camera acquires the image information of the measured lens at one time and transmits the image information to the processor;
image analysis: and the processor judges whether the surface of the detected lens has flaws according to the image information.
The working principle is as follows: when in detection, no light emitted by the annular light source directly irradiates on the camera, so that interference to the camera is avoided, the light emitted by the light source is emitted to the upper end face of the circular light transmitting column through the circular light transmitting column and irradiates on the lens to be detected, particularly, the upper end face of the circular light transmitting column is a light-transmitting and non-perspective frosted surface, all information of the lens can be acquired by the camera at one time through the technical characteristics, and the lens has the characteristics of high detection precision and high detection efficiency; a plurality of shading strips are distributed on the conical light emitting surface of the annular light source at intervals, so that stripe light emitted by the annular light source is irradiated on the lens, radial stripe light is formed on the surface of the lens, and flaws on the surface of the lens become more obvious and striking due to the radial stripe light.
Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (10)
1. The utility model provides a printing opacity post type lens detection device which characterized in that: the annular light source is of a cylindrical structure, the inner surface of the annular light source is an upward inclined light-emitting surface, and the inner diameter of the light-emitting surface is reduced from the upper end to the lower end to form a conical light-emitting surface; the annular light source is sleeved on the circular light-transmitting column in a concentric circle mode, the annular light source and the circular light-transmitting column can move relatively, the camera is located above the circular light-transmitting column, the measured lens is placed on the upper end face of the circular light-transmitting column, light emitted by the annular light source penetrates through the circular light-transmitting column to irradiate the upper end face of the circular light-transmitting column to irradiate the measured lens, and the camera is used for acquiring image information of the measured lens and transmitting the image information to the processor.
2. The apparatus for inspecting transparent cylindrical lens of claim 1, wherein: a plurality of shading strips are distributed on the conical light emitting surface of the annular light source at intervals, and are distributed radially along the radial direction of the conical light emitting surface.
3. The apparatus for inspecting transparent cylindrical lens of claim 2, wherein: the circular light-transmitting column is fixed on the carrying platform.
4. The apparatus for inspecting transparent cylindrical lens of claim 3, wherein: the round light-transmitting column is provided with a through hole along the central axis, the through hole is communicated with a negative pressure source through a negative pressure pipe, and the negative pressure pipe is provided with a negative pressure valve.
5. The apparatus for inspecting transparent cylindrical lens of claim 4, wherein: the camera is fixed on the lifting adjustable bracket A.
6. The apparatus for inspecting transparent cylindrical lens of claim 5, wherein: the annular light source is fixed on the lifting adjustable bracket B.
7. The apparatus for inspecting transparent cylindrical lens of claim 6, wherein: the lifting adjustable bracket A comprises a hand wheel, a bearing A, a connecting screw, a slide block type nut, a position adjusting plate, a lead screw, a fixed cylinder and a bearing B, the lead screw is arranged in the fixed cylinder through a bearing A and a bearing B, the hand wheel is arranged at the other end of the fixed cylinder and is fixedly connected with the end part of the lead screw, the sliding block type nut is positioned in the fixed cylinder and is connected with the screw rod by screw thread, a long through hole is arranged on the wall of the fixed cylinder along the axial direction of the fixed cylinder, a sliding hole is arranged at one end of the plate surface of the position adjusting plate, which is close to the position adjusting plate, a connecting through hole is arranged on the side wall of the sliding hole, the side wall of the sliding block type nut is provided with a connecting screw hole, the camera is installed on the position adjusting plate, a sliding hole of the position adjusting plate is inserted in the fixing cylinder, and a connecting screw sequentially penetrates through a connecting through hole of the position adjusting plate and a long through hole of the fixing cylinder and extends into the fixing cylinder to be in threaded connection with the connecting screw hole in the sliding block type nut; the hand wheel is rotated to drive the lead screw to rotate, the lead screw drives the slider type nut to move along the fixed cylinder, so that the connecting screw moves in the long through hole, and the slider type nut drives the position adjusting plate to move through the connecting screw so as to adjust the distance between the camera and the measured lens.
8. The apparatus for inspecting transparent cylindrical lens of claim 7, wherein: the structure of the lifting adjustable bracket A is the same as that of the lifting adjustable bracket B.
9. The apparatus for inspecting transparent cylindrical lens of claim 8, wherein: the light emitted by the stripe light source is blue light.
10. A method for inspecting back-lighting of a lens by using the inspection device for a light-transmitting cylindrical lens of any one of claims 1 to 9, wherein: the method comprises the following steps:
placing the lens: placing the measured lens on the upper end surface of the circular light-transmitting column, opening a negative pressure valve, and adsorbing the measured lens on the circular light-transmitting column by using negative pressure;
light source adjustment: the annular light source is started, the specific position of the annular light source is adjusted through the lifting adjustable support B, so that the illumination range of the annular light source is adjusted in the area of the measured lens, the stripe light emitted by the annular light source penetrates through the circular light-transmitting column to emit to the upper end face of the circular light-transmitting column to irradiate the measured lens, and radial stripe light is formed on the surface of the lens;
adjusting a camera: the specific position of the camera is adjusted through the lifting adjustable bracket A, so that the camera cannot capture light directly emitted by the annular light source;
image pickup: the camera acquires the image information of the measured lens at one time and transmits the image information to the processor;
image analysis: and the processor judges whether the surface of the detected lens has flaws according to the image information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010023756.3A CN111123686A (en) | 2020-01-09 | 2020-01-09 | Light-transmitting cylindrical lens detection device and detection method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010023756.3A CN111123686A (en) | 2020-01-09 | 2020-01-09 | Light-transmitting cylindrical lens detection device and detection method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252708A (en) * | 2021-04-22 | 2021-08-13 | 平方和(北京)科技有限公司 | Light source system and optical imaging detection system |
Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697076A (en) * | 1984-05-24 | 1987-09-29 | Hajime Industries, Ltd. | Lighting device for inspecting objects for flaws |
| JPS6421342A (en) * | 1987-07-16 | 1989-01-24 | Nec Corp | Bottle inspector |
| JPH1164232A (en) * | 1997-08-25 | 1999-03-05 | Nippon Makushisu:Kk | Stage for quartz crystal substrate and flaw inspecting device for quartz crystal substrate |
| CN101382257A (en) * | 2008-10-14 | 2009-03-11 | 上海创波光电科技有限公司 | Illuminating apparatus for detecting cylinder defect |
| CN203117124U (en) * | 2012-11-01 | 2013-08-07 | 深圳均英电子有限公司 | Check device for optical eyeglasses |
| CN103307989A (en) * | 2013-05-28 | 2013-09-18 | 江苏大学 | Device and method for measuring internal and external diameters of transparent glass bottleneck based on machine vision |
| CN104155299A (en) * | 2014-08-19 | 2014-11-19 | 中国农业科学院茶叶研究所 | Method and apparatus for discriminating moderate fermentation of black tea based on hue histogram |
| CN108534695A (en) * | 2018-05-04 | 2018-09-14 | 无锡恩特卫自动化检测设备有限公司 | A kind of bottle stopper wine leaking detection method and device based on NI Vision Builder for Automated Inspection |
| CN110044926A (en) * | 2019-04-22 | 2019-07-23 | 天津大学 | A kind of lens defect detection device |
| CN110057835A (en) * | 2019-05-29 | 2019-07-26 | 深圳中科飞测科技有限公司 | A kind of detection device and detection method |
| CN110261410A (en) * | 2019-05-24 | 2019-09-20 | 西安交通大学 | A kind of detection device and method of glass lens defect |
| CN211741851U (en) * | 2020-01-09 | 2020-10-23 | 心鉴智控(深圳)科技有限公司 | Light-transmitting cylindrical lens detection device |
-
2020
- 2020-01-09 CN CN202010023756.3A patent/CN111123686A/en active Pending
Patent Citations (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4697076A (en) * | 1984-05-24 | 1987-09-29 | Hajime Industries, Ltd. | Lighting device for inspecting objects for flaws |
| JPS6421342A (en) * | 1987-07-16 | 1989-01-24 | Nec Corp | Bottle inspector |
| JPH1164232A (en) * | 1997-08-25 | 1999-03-05 | Nippon Makushisu:Kk | Stage for quartz crystal substrate and flaw inspecting device for quartz crystal substrate |
| CN101382257A (en) * | 2008-10-14 | 2009-03-11 | 上海创波光电科技有限公司 | Illuminating apparatus for detecting cylinder defect |
| CN203117124U (en) * | 2012-11-01 | 2013-08-07 | 深圳均英电子有限公司 | Check device for optical eyeglasses |
| CN103307989A (en) * | 2013-05-28 | 2013-09-18 | 江苏大学 | Device and method for measuring internal and external diameters of transparent glass bottleneck based on machine vision |
| CN104155299A (en) * | 2014-08-19 | 2014-11-19 | 中国农业科学院茶叶研究所 | Method and apparatus for discriminating moderate fermentation of black tea based on hue histogram |
| CN108534695A (en) * | 2018-05-04 | 2018-09-14 | 无锡恩特卫自动化检测设备有限公司 | A kind of bottle stopper wine leaking detection method and device based on NI Vision Builder for Automated Inspection |
| CN110044926A (en) * | 2019-04-22 | 2019-07-23 | 天津大学 | A kind of lens defect detection device |
| CN110261410A (en) * | 2019-05-24 | 2019-09-20 | 西安交通大学 | A kind of detection device and method of glass lens defect |
| CN110057835A (en) * | 2019-05-29 | 2019-07-26 | 深圳中科飞测科技有限公司 | A kind of detection device and detection method |
| CN211741851U (en) * | 2020-01-09 | 2020-10-23 | 心鉴智控(深圳)科技有限公司 | Light-transmitting cylindrical lens detection device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113252708A (en) * | 2021-04-22 | 2021-08-13 | 平方和(北京)科技有限公司 | Light source system and optical imaging detection system |
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Application publication date: 20200508 |