CN202748861U - Detection apparatus for side surface of coin - Google Patents
Detection apparatus for side surface of coin Download PDFInfo
- Publication number
- CN202748861U CN202748861U CN 201220476881 CN201220476881U CN202748861U CN 202748861 U CN202748861 U CN 202748861U CN 201220476881 CN201220476881 CN 201220476881 CN 201220476881 U CN201220476881 U CN 201220476881U CN 202748861 U CN202748861 U CN 202748861U
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- coin
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- unit
- camera
- pedestal unit
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Abstract
The utility model relates to a detection apparatus for a side surface of a coin. The detection apparatus comprises a camera or a lens, a supplementary light source, a backlight source, a detected coin platform, an aluminium pedestal, a diffusion bar, and a curved reflecting mirror. The aluminium pedestal is divided into three parts: an upper-layer pedestal unit, a middle-layer pedestal unit and a lower-layer pedestal unit; the diffusion bar is fixed on the upper-layer pedestal unit; the supplementary light source is embedded between the upper-layer pedestal unit and the diffusion bar; the curved reflecting mirror is installed on the middle-layer pedestal unit; the backlight source is embedded in the lower-layer pedestal unit; and a detected coil is placed on the detected coin platform arranged between the middle-layer pedestal unit and the lower-layer pedestal unit. According to the utility model, a machine vision technology is employed to carry out processing on a real-time image generated by a product; and several precise technologies are applied to one device, different light sources are coopered, and multi-time collection of the camera is carried out, so that several kinds of detection including invisible carving and fit degree detection and the like can be realized by utilizing a few cameras. Moreover, the production efficiency is improved; and no damage is caused to the product.
Description
Technical field
The utility model relates to a kind of Coin detecting equipment, relates in particular to the coin side pick-up unit of a kind of homogeneity for detection of coin or authenticity.
Background technology
Coin circulation during China produces at present mainly contains three kinds: be respectively the monobasic coin, and five jiaos of coin and one jiao of coin.In addition, the commemorative coin that also has some.Because Chinese population quantity is many, coin circulation quantity is large, is the only way of enhancing productivity so adopt coinage and the silver coin testing process of robotization.Raising along with national power, people are also more and more higher to the currency quality requirements that represents national image, raising along with these coin manufacturing process, also the detection technique of coin has been brought new problem, present many Coin detection devices can only detect the front of coin, be inconvenient to detect the side of coin, adopt manual detection in the past, have the problems such as examination criteria disunity, labour intensity is large, efficient is lower, human cost is high.Therefore, be badly in need of to want a kind of coin side pick-up unit of homogeneity or the authenticity for detection of coin.
The utility model content
For the problems referred to above, fundamental purpose of the present utility model is to provide the coin side pick-up unit of a kind of homogeneity for detection of coin or authenticity.
The utility model solves above-mentioned technical matters by following technical proposals: a kind of coin side pick-up unit, described device comprises camera or camera lens, supplementary lighting sources, back side light source, tested coin platform, aluminum base, the diffusion rod, curved reflector, described aluminum base is divided into three parts, be respectively the upper strata base, middle layer base and lower floor's base, be one can regulate the threaded adjusting zone of distance between upper strata base and the middle layer base between described upper strata base and the middle layer base, described camera system is fixed on the shooting support, described diffusion rod is fixed on the base of upper strata, supplementary lighting sources is embedded between upper strata base and the diffusion rod, described curved reflector is installed on the base of middle layer, described lower floor base has been embedded in back light, tested coin is placed on the tested coin platform that arranges between middle layer base and the lower floor's base, and symmetric position is equipped with a pair of symmetrical light sources sensor around the described tested coin.
In specific embodiment of the utility model, be provided with the light path of strengthening anti-light disturbance ability between described camera or camera lens and the upper strata base.
In specific embodiment of the utility model, described camera or camera lens are camera system.
In specific embodiment of the utility model, described camera system is area array CCD camera and high-resolution lens.
In specific embodiment of the utility model, described supplementary lighting sources is the LED lamp of arranging with annular array, and back light also is the LED lamp of arranging with annular array.
In specific embodiment of the utility model, described curved reflector is oval calotte.
In specific embodiment of the utility model, described tested coin platform is clear glass.
In specific embodiment of the utility model, whether the symmetric position installation is a pair of around the described tested coin is placed on the middle symmetrical light sources sensor of tested coin platform for detection of tested coin.
A kind of method of utilizing said apparatus to detect the coin side, described method comprises the steps: that the bottom is by the tested coin of back light projection, the LED that arrange take annular array on top is as supplementary lighting sources, the illuminating ray that supplementary lighting sources sends becomes the reflection ray of soft uniform light behind the oval calotte catoptron to tested coin side by the diffusion clavate, and the reflection ray of tested coin side is taken pictures or lens imaging by camera.
In specific embodiment of the utility model, utilize the rear point-foussed striated defective that detects the coin side of oval calotte reflection, regulate the threaded adjusting zone, can focus, thereby satisfy the requirement that detects light source.
Positive progressive effect of the present utility model is: the coin side pick-up unit that the utility model provides has the following advantages:
The utility model adopts machine vision technique, realtime graphic to production is processed, multiple accurate technology is applied in the equipment, cooperate different light sources, the camera multi collect, realize comprising the multiple detection of stealthy engraving and goodness of fit detection with a small amount of camera, the utility model has improved production efficiency, can not cause any harm to product simultaneously.
Description of drawings
Fig. 1 is structural representation of the present utility model.
Embodiment
Provide the utility model preferred embodiment below in conjunction with accompanying drawing, to describe the technical solution of the utility model in detail.
Fig. 1 is structural representation of the present utility model.As shown in Figure 1: the utility model comprises camera or camera lens 1, supplementary lighting sources 2, back side light source 3, tested coin platform 4, aluminum base 5, diffusion rod 6, curved reflector 7, aluminum base 5 is divided into three parts, be respectively upper strata base 51, middle layer base 52 and lower floor's base 53, be one can regulate the threaded adjusting zone 8 of distance between upper strata base 51 and the middle layer base 52 between upper strata base 51 and the middle layer base 52, camera system 1 is fixed on the shooting support, diffusion rod 6 is fixed on the upper strata base 51, supplementary lighting sources 2 is embedded between upper strata base 51 and the diffusion rod 6, curved reflector 7 is installed on the middle layer base 52, lower floor's base 53 has been embedded in back light 3, tested coin 10 is placed on the tested coin platform 4 that arranges between middle layer base 52 and the lower floor's base 53, and symmetric position is equipped with a pair of symmetrical light sources sensor 9 around the tested coin 10.Be provided with the light path of strengthening anti-light disturbance ability between camera or camera lens 1 and the upper strata base 51.
In specific embodiment of the utility model, camera or camera lens 1 are camera system, camera system is area array CCD camera and high-resolution lens, supplementary lighting sources 2 is the LED lamp of arranging with annular array, back light 3 also is the LED lamp of arranging with annular array, curved reflector 7 is oval calotte, and tested coin platform 4 is clear glass.
A kind of method of utilizing said apparatus to detect the coin side, method comprises the steps: that the bottom is by the tested coin of back light 3 projections, the LED that arrange take annular array on top is as supplementary lighting sources 2, the illuminating ray 12 that supplementary lighting sources 2 sends becomes the reflection ray 11 of soft uniform light behind the oval calotte catoptron to tested coin side by the diffusion clavate, and the reflection ray 11 of tested coin side is taken pictures or lens imaging by camera.
Utilize the rear point-foussed striated defective that detects the coin side of oval calotte reflection, regulate threaded adjusting zone 8, can focus, thereby satisfy the requirement that detects light source.
Whether a pair of symmetrical light sources sensor 9 that symmetric position is installed around tested coin 10 is placed on the centre of tested coin platform 4 for detection of tested coin 10.
The utility model adopts machine vision technique, realtime graphic to production is processed, multiple accurate technology is applied in the equipment, cooperate different light sources, the camera multi collect, realize comprising the multiple detection of stealthy engraving and goodness of fit detection with a small amount of camera, the utility model has improved production efficiency, can not cause any harm to product simultaneously.
Above demonstration and described ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; that describes in above-described embodiment and the instructions just illustrates principle of the present utility model; under the prerequisite that does not break away from the utility model spirit and scope; the utility model also has various changes and modifications; these changes and improvements all fall in claimed the utility model scope, and the claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. coin side pick-up unit, it is characterized in that: described device comprises camera or camera lens (1), supplementary lighting sources (2), back side light source (3), tested coin platform (4), aluminum base, diffusion rod (6), curved reflector (7), described aluminum base is divided into three parts, be respectively upper strata base (51), middle layer base (52) and lower floor's base (53), be one can regulate the threaded adjusting zone (8) of distance between upper strata base (51) and the middle layer base (52) between described upper strata base (51) and the middle layer base (52), described camera system (1) is fixed on the shooting support, described diffusion rod (6) is fixed on the upper strata base (51), supplementary lighting sources (2) is embedded between upper strata base (51) and the diffusion rod (6), described curved reflector (7) is installed on the middle layer base (52), described lower floor base (53) has been embedded in back light (3), and tested coin (10) is placed on the tested coin platform (4) that arranges between middle layer base (52) and the lower floor's base (53).
2. coin according to claim 1 side pick-up unit is characterized in that: be provided with the light path of strengthening anti-light disturbance ability between described camera or camera lens (1) and the upper strata base (51).
3. coin according to claim 1 side pick-up unit, it is characterized in that: described camera or camera lens (1) are camera system.
4. coin according to claim 3 side pick-up unit, it is characterized in that: described camera system is area array CCD camera and high-resolution lens.
5. coin according to claim 1 side pick-up unit, it is characterized in that: the LED lamp of described supplementary lighting sources (2) for arranging with annular array, back light (3) also be the LED lamp with the annular array arrangement.
6. coin according to claim 1 side pick-up unit, it is characterized in that: described curved reflector (7) is oval calotte.
7. coin according to claim 1 side pick-up unit, it is characterized in that: described tested coin platform (4) is clear glass.
8. coin according to claim 1 side pick-up unit is characterized in that: symmetric position is installed and a pair ofly whether is placed on symmetrical light sources sensor (9) in the middle of the tested coin platform (4) for detection of tested coin (10) around the described tested coin (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220476881 CN202748861U (en) | 2012-09-17 | 2012-09-17 | Detection apparatus for side surface of coin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220476881 CN202748861U (en) | 2012-09-17 | 2012-09-17 | Detection apparatus for side surface of coin |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202748861U true CN202748861U (en) | 2013-02-20 |
Family
ID=47708224
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220476881 Expired - Fee Related CN202748861U (en) | 2012-09-17 | 2012-09-17 | Detection apparatus for side surface of coin |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202748861U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842165A (en) * | 2012-09-17 | 2012-12-26 | 上海创波光电科技有限公司 | Device and method for detecting side surfaces of coins |
| CN104330417A (en) * | 2014-10-23 | 2015-02-04 | 北京凌云光技术有限责任公司 | Image detecting and imaging device and image detecting equipment |
-
2012
- 2012-09-17 CN CN 201220476881 patent/CN202748861U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102842165A (en) * | 2012-09-17 | 2012-12-26 | 上海创波光电科技有限公司 | Device and method for detecting side surfaces of coins |
| CN102842165B (en) * | 2012-09-17 | 2015-05-13 | 上海创波光电科技有限公司 | Device and method for detecting side surfaces of coins |
| CN104330417A (en) * | 2014-10-23 | 2015-02-04 | 北京凌云光技术有限责任公司 | Image detecting and imaging device and image detecting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20170917 |