CN214201202U - Combined light source imaging device - Google Patents
Combined light source imaging device Download PDFInfo
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- CN214201202U CN214201202U CN202022978565.0U CN202022978565U CN214201202U CN 214201202 U CN214201202 U CN 214201202U CN 202022978565 U CN202022978565 U CN 202022978565U CN 214201202 U CN214201202 U CN 214201202U
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Abstract
The utility model relates to a combination light source imaging device, including the coaxial light source that is used for sending big annular light source, little annular light source of annular light and is used for sending the coaxial light, and supreme arranging in proper order is followed to big annular light source, little annular light source, coaxial light source, big annular light source, little annular light source and coaxial light source set up in the lower extreme of camera lens, the upper end of camera lens is equipped with the camera. The utility model has the advantages that adopt the light source design of big small ring light source and coaxial light source combination, satisfy the image acquisition to the requirement of clear field of view, realize the shadowless formation of image, improved the definition of the image of gathering, the light source integrated level of combination is high simultaneously, and simple to operate is reliable, has practiced thrift installation space, and the practicality is strong.
Description
Technical Field
The utility model relates to an illumination formation of image light source, concretely relates to combination light source image device belongs to coin production product quality and detects technical field.
Background
With the development of economy and the improvement of the living standard of people, the market demand of gold, silver and other precious metal commemorative coins and badges is increasing day by day, and the requirement of people on the commemorative coins is higher and higher. In the current commemorative coin and badge manufacturing technology, in order to enrich the visual effect of coins, the high-speed color printing is mostly carried out on the surfaces of circulating coins by adopting an ink-jet printing technology. The method has the main advantages of high printing speed and more efficient production, and simultaneously adopts digital plate making to simplify the process.
In the process of color spray printing on the surface of a coin, due to the influence of factors such as process, equipment, environment, human factors and the like, a certain deviation exists between a printed image and the position of the coin, generally about 1 millimeter, so that the coin needs to be positioned, and once the coin is not accurately positioned, the quality of a spray printing pattern is influenced, so that the finished product rate of the coin is reduced. In addition, after the color spraying of the coin, the quality of the surface of the coin also needs to be checked. Therefore, a high-precision illumination imaging light source is needed in the process of color jet printing on the surface of the coin.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the defect that prior art exists, provide a combination light source image device for shoot and accomplish under two annular light and a coaxial light, there is not optical path difference, realize shadowless formation of image, the processing of convenient follow-up image.
The utility model discloses a technical problem is solved to following technical scheme:
the utility model provides a combination light source image device, is including the coaxial light source that is used for sending big annular light source, little annular light source and is used for sending the coaxial light of annular light, and big annular light source, little annular light source, coaxial light source arrange in proper order from bottom to top, big annular light source, little annular light source and coaxial light source set up in the lower extreme of camera lens, the upper end of camera lens is equipped with the camera.
The utility model discloses rationally set up coaxial light source and annular light source, can provide the annular coaxial light source that the homogeneity is good to guarantee coaxial light source and annular light source mutually noninterfere, provide clear visual field for image acquisition, in order to improve the definition of the image of gathering, make things convenient for subsequent detection more.
The utility model discloses further optimized technical scheme as follows:
preferably, the large annular light source is arranged on the large light source mounting plate, the small annular light source is arranged on the small light source mounting plate, and the small light source mounting plate is connected with the large light source mounting plate through the support back plate.
By adopting the structure, the large annular light source and the large light source mounting plate, the large light source mounting plate and the support back plate, the small annular light source and the small light source mounting plate and the support back plate are sequentially connected to form a large-small annular light combination.
Preferably, one side of the support back plate is arranged in a step shape, the large light source mounting plate is fixed at the lower end of the support back plate, and the small light source mounting plate is fixed on the step-shaped step facade of the support back plate and is flush with the step-shaped step plane of the support back plate.
Preferably, the camera is fixedly connected with the camera mounting base plate through a camera mounting bracket, and the coaxial light source is fixed on the lower part of one side of the camera mounting base plate.
Preferably, the lower end of the camera mounting base plate is arranged on a stepped step plane of the support back plate.
After adopting the structure, the coaxial light source is arranged above the large and small annular light sources,
preferably, the camera mounting bracket is fixed to an upper end of the camera mounting base plate.
Preferably, the large light source mounting plate is provided with a large annular cavity matched with the large annular light source, and the small light source mounting plate is provided with a small annular cavity matched with the small annular light source.
Preferably, a plurality of first screw holes are uniformly arranged on the large light source mounting plate along the circumferential direction of the large annular cavity, first screws are matched with the first screw holes and penetrate through the first screw holes on the large light source mounting plate to be fixed on the top surface of the large annular light source.
Preferably, a plurality of second screws are uniformly arranged on the small light source mounting plate along the circumferential direction of the small annular cavity, the second screws are matched with the second screw holes and penetrate through the second screw holes in the small light source mounting plate to be fixed on the top surface of the small annular light source.
Preferably, the lens is coaxially arranged with the windows of the large annular light source, the small annular light source and the coaxial light source.
The utility model has the advantages that adopt the light source design of big small ring light source and coaxial light source combination, satisfy the image acquisition to the requirement of clear field of view, realize the shadowless formation of image, improved the definition of the image of gathering, the light source integrated level of combination is high simultaneously, and simple to operate is reliable, has practiced thrift installation space, and the practicality is strong.
Drawings
The present invention will be further described with reference to the accompanying drawings.
Fig. 1 is an exploded view of the present invention.
Fig. 2 is an installation schematic diagram of the present invention.
In the figure: 1. the camera shooting device comprises a shooting mounting base plate, 2 camera shooting mounting supports, 3 small light source mounting plates, 4 large light source mounting plates, 5 large annular light sources, 6 small annular light sources, 7 coaxial light sources, 8 lenses, 9 cameras and 10 support back plates.
Detailed Description
Example 1
A combined light source imaging device of this embodiment, as shown in fig. 1, includes a large annular light source 5, a small annular light source 6 and a coaxial light source 7, wherein the large annular light source 5, the small annular light source 6 and the coaxial light source 7 are used for emitting annular light, and the large annular light source 5, the small annular light source 6 and the coaxial light source 7 are sequentially arranged from bottom to top, the large annular light source 5, the small annular light source 6 and the coaxial light source 7 are disposed at the lower end of a lens 8, and the upper end of the lens 8 is provided with a camera 9. The lens 8 is coaxially arranged with the windows of the large annular light source 5, the small annular light source 6 and the coaxial light source 7.
The large annular light source 5 is arranged on the large light source mounting plate 4, the small annular light source 6 is arranged on the small light source mounting plate 3, and the small light source mounting plate 3 is connected with the large light source mounting plate 4 through the support back plate 10. One side of the support back plate 10 is arranged in a step shape, the large light source mounting plate 4 is fixed at the lower end of the support back plate 10, and the small light source mounting plate 3 is fixed on the step-shaped step vertical face of the support back plate 10 and is flush with the step-shaped step plane of the support back plate 10. The first bolt hole is arranged on the stepped step vertical surface of the support back plate 10, the first bolt is arranged in a matching mode with the first bolt hole, and the first bolt penetrates through the first bolt hole on the stepped step vertical surface and then is fixed to the side surface of the small light source mounting plate 3. Four second bolt holes are formed in the upper portion of the support back plate 10, four third bolt holes are formed in the lower portion of the camera mounting base plate 1, the second bolt holes and the third bolt holes are arranged in a one-to-one correspondence mode, second bolts are arranged in a matched mode with the second bolt holes and the third bolt holes, and the second bolts sequentially penetrate through the second bolt holes and the third bolt holes and then are fixed to the side face of the coaxial light source 7. The large light source mounting plate 4 is provided with a large annular cavity matched with the large annular light source 5, four first screw holes are uniformly arranged on the large light source mounting plate 4 along the circumferential direction of the large annular cavity, first screws are matched with the first screw holes and fixed on the top surface of the large annular light source 5 after passing through the first screw holes on the large light source mounting plate 4. The small light source mounting plate 3 is provided with a small annular cavity matched with the small annular light source 6, four second screws are uniformly arranged on the small light source mounting plate 3 along the circumferential direction of the small annular cavity, the second screws are matched with the second screw holes and fixed on the top surface of the small annular light source 6 after penetrating through the second screw holes on the small light source mounting plate 3.
The camera 9 is fixedly connected to the imaging mounting base plate 1 via the imaging mounting bracket 2, and the coaxial light source 7 is fixed to a lower portion of one side of the imaging mounting base plate 1. The lower end of the camera mounting base plate 1 is arranged on the stepped step plane of the support back plate 10. The camera mounting bracket 2 is groove-shaped and is fixed at the upper end of the camera mounting base plate 1.
As shown in fig. 2, the combined light source imaging device is installed on a production line of a color spray machine and is used for collecting coin images so as to perform positioning compensation or quality detection on coins. The device upper strata of this embodiment is coaxial light source design, and the lower floor is big, little annular light source design, and camera automatic scanning coin carries out automated inspection with gathering high-quality image under the illumination of combination optical imaging light source, has effectively reduced the mistake and has wasted rate.
In addition to the above embodiments, the present invention can also have other embodiments. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the protection scope claimed by the present invention.
Claims (10)
1. A combined light source imaging device, characterized in that: including being used for sending annular light's big annular light source, little annular light source and being used for sending the coaxial light source of coaxial light, and big annular light source, little annular light source, coaxial light source arrange in proper order from supreme down, big annular light source, little annular light source and coaxial light source set up in the lower extreme of camera lens, the upper end of camera lens is equipped with the camera.
2. The combined light source imaging device of claim 1, wherein: the large annular light source is arranged on the large light source mounting plate, the small annular light source is arranged on the small light source mounting plate, and the small light source mounting plate is connected with the large light source mounting plate through the support back plate.
3. The combined light source imaging device of claim 2, wherein: one side of the support back plate is arranged in a step shape, the large light source mounting plate is fixed at the lower end of the support back plate, and the small light source mounting plate is fixed on the step-shaped step vertical face of the support back plate and is flush with the step-shaped step plane of the support back plate.
4. The combined light source imaging device of claim 3, wherein: the camera is fixedly connected with the camera shooting mounting base plate through the camera shooting mounting support, and the coaxial light source is fixed to the lower portion of one side of the camera shooting mounting base plate.
5. The combined light source imaging device of claim 4, wherein: the lower end of the camera shooting installation bottom plate is arranged on the stepped step plane of the support back plate.
6. The combined light source imaging device of claim 5, wherein: the camera shooting mounting bracket is fixed at the upper end of the camera shooting mounting bottom plate.
7. The combined light source imaging device of claim 6, wherein: the large light source mounting plate is provided with a large annular cavity matched with the large annular light source, and the small light source mounting plate is provided with a small annular cavity matched with the small annular light source.
8. The combined light source imaging device of claim 7, wherein: a plurality of first screw holes are uniformly arranged on the large light source mounting plate along the circumferential direction of the large annular cavity, first screws are matched with the first screw holes and penetrate through the first screw holes in the large light source mounting plate to be fixed on the top surface of the large annular light source.
9. The combined light source imaging device of claim 8, wherein: and a plurality of second screws are uniformly arranged on the small light source mounting plate along the circumferential direction of the small annular cavity, the second screws are matched with the second screw holes and penetrate through the second screw holes in the small light source mounting plate to be fixed on the top surface of the small annular light source.
10. The combined light source imaging device of claim 1, wherein: the lens is coaxially arranged with the windows of the large annular light source, the small annular light source and the coaxial light source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022978565.0U CN214201202U (en) | 2020-12-09 | 2020-12-09 | Combined light source imaging device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022978565.0U CN214201202U (en) | 2020-12-09 | 2020-12-09 | Combined light source imaging device |
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| Publication Number | Publication Date |
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| CN214201202U true CN214201202U (en) | 2021-09-14 |
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| CN202022978565.0U Active CN214201202U (en) | 2020-12-09 | 2020-12-09 | Combined light source imaging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037484A (en) * | 2023-02-15 | 2023-05-02 | 苏州天准科技股份有限公司 | Multifunctional integrated feeding device and defect detection equipment |
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2020
- 2020-12-09 CN CN202022978565.0U patent/CN214201202U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116037484A (en) * | 2023-02-15 | 2023-05-02 | 苏州天准科技股份有限公司 | Multifunctional integrated feeding device and defect detection equipment |
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