CN113390883A - Visual detection device of camera lens - Google Patents
Visual detection device of camera lens Download PDFInfo
- Publication number
- CN113390883A CN113390883A CN202110831523.0A CN202110831523A CN113390883A CN 113390883 A CN113390883 A CN 113390883A CN 202110831523 A CN202110831523 A CN 202110831523A CN 113390883 A CN113390883 A CN 113390883A
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- camera
- camera lens
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- sliding block
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8806—Specially adapted optical and illumination features
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N21/958—Inspecting transparent materials or objects, e.g. windscreens
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/8851—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges
- G01N2021/8887—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques
- G01N2021/889—Scan or image signal processing specially adapted therefor, e.g. for scan signal adjustment, for detecting different kinds of defects, for compensating for structures, markings, edges based on image processing techniques providing a bare video image, i.e. without visual measurement aids
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- 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
- G01N21/84—Systems specially adapted for particular applications
- G01N21/88—Investigating the presence of flaws or contamination
- G01N21/95—Investigating the presence of flaws or contamination characterised by the material or shape of the object to be examined
- G01N2021/9511—Optical elements other than lenses, e.g. mirrors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/06—Illumination; Optics
- G01N2201/061—Sources
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2201/00—Features of devices classified in G01N21/00
- G01N2201/10—Scanning
- G01N2201/102—Video camera
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (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)
- Engineering & Computer Science (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Signal Processing (AREA)
- Accessories Of Cameras (AREA)
Abstract
The invention provides a visual detection device for camera lenses, which comprises a camera bellows capable of being opened and closed, wherein a vertical guide rail is fixedly arranged on one side in the camera bellows opposite to the side capable of being opened and closed, a first slide block and a second slide block capable of moving up and down are sequentially arranged on the vertical guide rail from top to bottom, an industrial camera with a lens pointing downwards is fixedly arranged on the first slide block, a mirror disc clamp capable of adjusting the length is arranged on the second slide block, a mirror disc is erected on the mirror disc clamp, camera lenses are arranged on the mirror disc, a host is arranged on the outer side of the camera bellows, the host is electrically connected with the industrial camera, when the scheme is implemented, the height of the mirror disc clamp and the distance between L-shaped plates are adjusted, and then the mirror disc is placed in a collecting and sampling mode for analysis by the host.
Description
Technical Field
The invention relates to the technical field of visual detection equipment, in particular to a visual detection device for a camera lens.
Background
With the increasing demand for the quality of the shot pictures, the market demand of the camera lenses is growing, and the factory for producing the camera lenses is in short supply. In the production process of camera lenses, the lenses are inevitably scratched due to various reasons, so that various defects such as scratches, gaps, stains, white spots and the like are left on the lenses, and in order to screen out qualified camera lenses, the lenses with problems are generally checked by adopting a visual inspection means of workers, so that the lenses with problems are selected.
The traditional quality inspection method needs to perform observation and detection at different distances according to different lenses, has limited quantity of lenses detected at one time and low efficiency, and becomes a difficult problem to be solved urgently by manufacturers for producing camera lenses.
In order to solve the above problems, a visual inspection device for a camera lens needs to be designed.
Disclosure of Invention
Aiming at the defects in the prior art, the invention provides a visual detection device of a camera lens, which aims to solve the problem of low efficiency caused by visual inspection in the quality inspection process.
In order to solve the technical problems, the invention specifically adopts the following technical scheme: the utility model provides a visual detection device of camera lens, includes the camera bellows that can open and shut, set firmly perpendicular guide rail with the relative one side of side that can open and shut in the camera bellows, perpendicular guide rail is from last to having set gradually first slider and the second slider that can reciprocate down, the directional industry camera down of camera lens has set firmly on the first slider, be provided with adjustable length's mirror dish anchor clamps on the second slider, the mirror dish anchor clamps are put on the shelf and are equipped with the mirror dish, be provided with the camera lens on the mirror dish, be provided with the area source under the camera lens, the correspondence of camera bellows top has set firmly the drive the first motor of first slider, the correspondence of camera bellows bottom has set firmly the drive the second motor of second slider, the camera bellows outside is provided with the host computer, the host computer electricity is connected the industry camera.
Compared with the prior art, the invention has the following beneficial effects:
the camera lens inspection device is characterized in that a first sliding block and a second sliding block which can move up and down are sequentially arranged on the vertical guide rail from top to bottom, an industrial camera with a lens pointing downwards is fixedly arranged on the first sliding block and used for acquiring and photographing inspected lenses and adjusting the distance from the camera to the lenses, a lens disc clamp with adjustable length is arranged on the second sliding block, lens discs with different specifications can be loaded conveniently by adjusting the length of the lens disc clamp, so that more lenses can be acquired, a host is arranged on the outer side of the camera bellows, the host is electrically connected with the industrial camera, image analysis can be conveniently performed on lens pictures in the industrial camera, and defective lenses can be identified.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is an external view of a visual inspection device for a camera lens according to a preferred embodiment of the invention.
FIG. 2 is a schematic diagram of an internal structure of a visual inspection apparatus for a camera lens according to a preferred embodiment of the present invention;
FIG. 3 is a schematic view of the internal structure (with dark box and surface light source removed) of the visual inspection apparatus for camera lens according to the preferred embodiment of the present invention;
FIG. 4 is a schematic view showing the positional relationship between the mirror plate and the lens in the preferred embodiment of the present invention;
fig. 5 is an enlarged partial schematic view of the support assembly and clamping assembly in a preferred embodiment of the invention.
The reference numbers are as follows:
1. a dark box; 11. a hinge; 12. locking; 13. a dust removal fan; 14. a side door; 15. a handle; 2. a vertical guide rail; 21. a first slider; 22. a second slider; 23. an upper support plate; 24. a lower support plate; 25. a guide bar; 3. an industrial camera; 4. a mirror disk clamp; 41. a support assembly; 411. a vertical plate; 412. a square hole; 413. an L-shaped plate; 414. a let-position column; 42. a clamping assembly; 421. a threaded rod; 422. a knob; 423. a fixed block; 5. a host; 51. a transmission line; 6. a surface light source; 61. a gasket; 7. a mirror disc; 71. a camera lens; 8. a second motor; 81. a second lead screw; 82. a second limiting block; 83. a second nut seat; 9. a first motor; 91. a first lead screw; 92. a first stopper; 93. a first nut seat.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, 2 and 3, the present invention provides a technical solution: a visual detection device of camera lens comprises a camera bellows 1 capable of opening and closing, a vertical guide rail 2 is fixedly arranged on one side of the camera bellows 1 opposite to the side capable of opening and closing, the vertical guide rail 2 is provided with a first slide block 21 and a second slide block 22 which can move up and down in sequence from top to bottom, the first slide block 21 is fixedly provided with an industrial camera 3 with a downward-pointing lens, the second slide block 22 is provided with a mirror disc clamp 4 with adjustable length, a mirror disk 7 is erected on the mirror disk clamp 4, a camera lens 71 is arranged on the mirror disk 7, a surface light source 6 is arranged right below the camera lens 71, a first motor 9 for driving the first slide block 21 is correspondingly and fixedly arranged at the top of the dark box 1, the bottom of the camera bellows 1 is correspondingly and fixedly provided with a second motor 8 for driving the second sliding block 22, the outer side of the camera bellows 1 is provided with a host 5, and the host 5 is electrically connected with the industrial camera 3.
In a preferred embodiment of the present invention, as shown in fig. 2 and 3, the mirror plate fixture 4 includes a supporting component 41 and a clamping component 42, one end of the supporting component 41 is fixedly connected to the second slider 22, two sides of the other end of the supporting component 41 are respectively provided with an L-shaped plate 413 for placing the mirror plate 7, the two L-shaped plates 413 face each other and extend toward the openable and closable side of the dark box 1, so as to provide a basic condition for the later expansion of the mirror plate 7, so that more mirror plates 7 can be placed and detected at a time, and the two sides of the supporting component 41 are provided with the clamping components 42 for clamping the L-shaped plates 413.
In a preferred embodiment of the present invention, as shown in fig. 3, the supporting component 41 includes a vertical plate 411, an L-shaped plate 413, and a position-giving column 414, one end of the position-giving column 414 is fixedly connected to the second slider 22, and the other end of the position-giving column 414 is fixedly connected to the center of the vertical plate 411, so as to facilitate the vertical movement of the supporting component 41 and provide position conditions for later maintenance, two square holes 412 are formed in the vertical plate 411 side by side, and the clamping component 42 for adjusting the distance between the two L-shaped plates 413 is disposed through the square holes 412, so as to facilitate the placement of the mirror disks 7 of different specifications.
In the preferred embodiment of the present invention, as shown in fig. 3, the length of the square hole 412 on one side is less than half of the length of the vertical plate 411, so as to adjust the distance between the two L-shaped plates 413 to the maximum.
In a preferred embodiment of the present invention, as shown in fig. 3 and 5, the clamping assembly 42 includes a knob 422 and a threaded rod 421, the threaded rod 421 penetrates through the square hole 412, the knob 422 is screwed into an end of the threaded rod 421 away from the L-shaped plate 413, a fixing block 423 is fixedly disposed at an end of the threaded rod 421 close to the L-shaped plate 413, the fixing block 423 is fixedly connected to the L-shaped plate 413, the threaded rod 421 is fully threaded, so that the L-shaped plate 413 is fixed at a corresponding position by rotating the knob 422, and when the distance between the two L-shaped plates 413 needs to be adjusted, the knob 422 is loosened and the threaded rod 421 is slid.
In a preferred embodiment of the present invention, as shown in fig. 2 and 4, the camera lenses 71 are arranged in groups, each group is provided with at least three camera lenses, so as to increase the number of single detection, and the number and the arrangement pattern of the camera lenses 71 are subject to actual detection effects and requirements.
In a preferred embodiment of the present invention, as shown in fig. 2 and 3, the vertical guide rail 2 includes two guide rods 25 parallel to each other, an upper support plate 23 is fixedly disposed on the top of each guide rod 25, the first motor 9 is fixedly disposed on one end of the upper support plate 23 away from the guide rod 25, the first motor 9 is in transmission connection with a first screw 91 pointing downward, a first nut seat 93 capable of moving up and down is disposed on the first screw 91, the first nut seat 93 extends into the first slider 21 and is fixedly connected with the inside of the first slider 21, so as to drive the first slider 21 and the industrial camera 3 to perform position adjustment in the up-down direction by moving up and down of the first nut seat 93, one end of the first screw 91 away from the first motor 9 extends out of the first slider 21, and a first limit block 92 is fixedly disposed at the bottom end of the first screw 91, the first nut seat 93 is limited.
In the preferred embodiment of the present invention, as shown in fig. 2 and 3, a lower support plate 24 is fixedly provided at the bottom of the guide rod 25, one end of the lower supporting plate 24, which is far away from the guide rod 25, is fixedly provided with the second motor 8, the second motor 8 is in transmission connection with a second screw rod 81 which points downwards, the second screw rod 81 is provided with a second nut seat 83 capable of moving up and down, the second nut seat 83 extends into the second sliding block 22 and is fixedly connected with the inside of the second sliding block 22, so that the second sliding block 22 and the mirror disk clamp 4 are driven to adjust the position in the up-down direction through the up-down movement of the second nut seat 83, one end of the second screw rod 81 far away from the second motor 8 extends out of the second sliding block 22, and a second limiting block 82 is fixedly arranged at the bottom end of the second screw rod 81, so that the second nut seat 83 is limited.
In a preferred embodiment of the present invention, as shown in fig. 3, the first motor 9 and the second motor 8 preferably have high powers, and the first lead screw 91 and the second lead screw 81 are preferably of large diameters when being adapted to the corresponding first motor 9 and the corresponding second motor 8, so as to improve the up-and-down movement stability of the first slider 21 and the second slider 22, and ensure the service life and the use effect of the detection device.
In a preferred embodiment of the present invention, as shown in fig. 1 and 2, a side door 14 is disposed on one side of the dark box 1, the side door 14 is fixedly provided with a handle 15, and the side door 14 is further provided with a hinge 11 and a lock catch 12 for opening and closing the dark box 1, so as to provide a precondition for taking lenses and realizing the environment of the dark box 1.
In the preferred embodiment of the present invention, as shown in fig. 1, the host 5 and the industrial camera 3 are connected by a transmission line 51, and the host 5 can be placed at any position according to the working requirement.
In the preferred embodiment of the present invention, as shown in fig. 4, a gasket 61 is disposed on the bottom of the surface light source 6 to protect the surface light source 6.
In the preferred embodiment of the present invention, as shown in fig. 2, the dust removing fans 13 are fixedly disposed on two opposite side walls of the dark box 1, so as to facilitate discharging a small amount of dust particles in the dark box 1, and provide a better environment for the detection of the camera lens 71.
The working principle is as follows: firstly, the camera lens 71 is placed in the mirror disk 7, the distance between the two L-shaped plates 413 is adjusted according to the specification of the mirror disk 7, the knob 422 is screwed, then the mirror disk 7 is placed between the two L-shaped plates 413, the first sliding block 21 and the second sliding block 22 are moved in the vertical direction by driving the first motor 9 and the second motor 8 according to the specification and the number of the camera lens 71, the distance between the industrial camera 3 and the mirror disk clamp 4 is finally determined, and after the industrial camera 3 takes a picture and collects the camera lens 71, data is transmitted to the host 5 through the transmission line 51 for analysis and identification.
Finally, the above embodiments are only for illustrating the technical solutions of the present invention and not for limiting, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions of the present invention, and all of them should be covered in the claims of the present invention.
Claims (8)
1. The utility model provides a visual detection device of camera lens which characterized in that: the camera lens comprises a camera bellows (1) capable of being opened and closed, wherein a vertical guide rail (2) is fixedly arranged on one side, opposite to an opening and closing side, in the camera bellows (1), a first sliding block (21) and a second sliding block (22) capable of moving up and down are sequentially arranged on the vertical guide rail (2) from top to bottom, a lens pointing downward industrial camera (3) is fixedly arranged on the first sliding block (21), a lens disc clamp (4) with adjustable length is arranged on the second sliding block (22), a lens disc (7) is erected on the lens disc clamp (4), a camera lens (71) is arranged on the lens disc (7), a surface light source (6) is arranged under the camera lens (71), a first motor (9) for driving the first sliding block (21) is correspondingly and fixedly arranged at the top of the camera bellows (1), a second motor (8) for driving the second sliding block (22) is correspondingly and fixedly arranged at the bottom of the camera bellows (1), the camera is characterized in that a host (5) is arranged on the outer side of the camera bellows (1), and the host (5) is electrically connected with the industrial camera (3).
2. The visual inspection device of a camera lens according to claim 1, wherein: mirror dish anchor clamps (4) include supporting component (41) and clamping component (42), the one end of supporting component (41) with second slider (22) fixed connection, the other end both sides of supporting component (41) are provided with respectively and are used for placing L shaped plate (413) of mirror dish (7), two L shaped plate (413) are in opposite directions and to the side that can open and shut of camera bellows (1) extends, the both sides of supporting component (41) are provided with and are used for pressing from both sides L shaped plate (413) clamping component (42).
3. The visual inspection device of a camera lens according to claim 2, wherein: the supporting assembly (41) comprises a vertical plate (411), an L-shaped plate (413) and a position yielding column (414), one end of the position yielding column (414) is fixedly connected with the second sliding block (22), the other end of the position yielding column (414) is fixedly connected with the center of the vertical plate (411), two square holes (412) are formed in the vertical plate (411) side by side, and the clamping assembly (42) used for adjusting the distance between the two L-shaped plates (413) penetrates through the square holes (412).
4. The visual inspection device of camera lens according to claim 3, wherein: the length of the square hole (412) on one side is less than half of the length of the vertical plate (411).
5. The visual inspection device of camera lens according to claim 3, wherein: clamping component (42) include knob (422) and threaded rod (421), threaded rod (421) run through square hole (412) set up, threaded rod (421) are kept away from the one end screw in of L shaped plate (413) has knob (422), threaded rod (421) are close to the one end of L shaped plate (413) sets firmly fixed block (423), fixed block (423) with L shaped plate (413) fixed connection, be the full thread setting on threaded rod (421).
6. The visual inspection device of a camera lens according to claim 1, wherein: the camera lenses (71) are arranged in groups of at least three.
7. The visual inspection device of a camera lens according to claim 1, wherein: perpendicular guide rail (2) include two guide arms (25) that are parallel to each other, backup pad (23) are set firmly to the top of guide arm (25), go up backup pad (23) and keep away from the one end of guide arm (25) sets firmly first motor (9), first motor (9) transmission is connected with directional first lead screw (91) down, be provided with first nut seat (93) that can reciprocate on first lead screw (91), first nut seat (93) stretch into first slider (21) and with the inside fixed connection of first slider (21), keep away from in first lead screw (91) the one end of first motor (9) stretches out first slider (21).
8. The visual inspection device of a camera lens of claim 7, wherein: the bottom of guide arm (25) is fixed and is established lower support plate (24), the one end that guide arm (25) were kept away from in lower support plate (24) sets firmly second motor (8), directional second lead screw (81) down is connected with in second motor (8) transmission, be provided with second nut seat (83) that can reciprocate on second lead screw (81), second nut seat (83) stretch into second slider (22) and with the inside fixed connection of second slider (22), second lead screw (81) are kept away from the one end of second motor (8) stretches out second slider (22).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110831523.0A CN113390883A (en) | 2021-07-22 | 2021-07-22 | Visual detection device of camera lens |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110831523.0A CN113390883A (en) | 2021-07-22 | 2021-07-22 | Visual detection device of camera lens |
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| Publication Number | Publication Date |
|---|---|
| CN113390883A true CN113390883A (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110831523.0A Pending CN113390883A (en) | 2021-07-22 | 2021-07-22 | Visual detection device of camera lens |
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| CN (1) | CN113390883A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117907239A (en) * | 2024-03-19 | 2024-04-19 | 巴中市铭诚微电子科技有限公司 | Electronic component detection testing device and method thereof |
-
2021
- 2021-07-22 CN CN202110831523.0A patent/CN113390883A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117907239A (en) * | 2024-03-19 | 2024-04-19 | 巴中市铭诚微电子科技有限公司 | Electronic component detection testing device and method thereof |
| CN117907239B (en) * | 2024-03-19 | 2024-06-04 | 巴中市铭诚微电子科技有限公司 | Electronic component detection testing device and method thereof |
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