CN213423968U - Continuous code scanning control system based on block chain - Google Patents
Continuous code scanning control system based on block chain Download PDFInfo
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- CN213423968U CN213423968U CN202022440124.5U CN202022440124U CN213423968U CN 213423968 U CN213423968 U CN 213423968U CN 202022440124 U CN202022440124 U CN 202022440124U CN 213423968 U CN213423968 U CN 213423968U
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Abstract
The utility model discloses a continuous code scanning control system based on a block chain, which relates to the technical field of code scanning equipment and comprises at least two light sources, a light intensity sensor, a central processing unit and a wireless transceiver; the light source is arranged on the image acquisition device, light output by the light source forms at least two corresponding patterns on the area where the label paper is located, and the image acquisition device can move far and near relative to the label paper; the utility model discloses a set up two at least light sources on the image acquisition device of tight focus, when image acquisition device moved far and near for the label paper, can confirm that the label paper is in the position of the object distance of image acquisition device, and then realized the discernment of a plurality of characteristic information to reduce the operation complexity of sweeping yard equipment; and simultaneously the utility model discloses a wireless network real-time transmission data makes things convenient for remote controller to make the instruction of adjustment light intensity in real time for sweep a yard equipment under being in best shooting environment constantly, solve the label paper reflection of light problem.
Description
Technical Field
The utility model relates to a sweep a yard equipment technical field, concretely relates to sweep a yard control system in succession based on block chain.
Background
In the fields of production lines of logistics, storage and factories, label paper such as two-dimensional codes and bar codes has very important application, such as storing product information and logistics information.
The code scanner is a reading device for reading information contained in the label paper, and transmits the content of the label paper to a computer or other devices in a data line or wireless mode after decoding by using an optical principle, so that the logistics quality can be improved in the logistics industry. For the label paper where the two-dimensional code or the bar code is located, since the code scanning device is a high-precision fixed focus device, when the code scanning device focuses on the label paper, the code scanning device needs to move to a corresponding object distance to perform code scanning and identification processing. In addition, when the three-dimensional scanner is used to scan a workpiece, the workpiece needs to be polished by the illumination device to improve the scanning accuracy of the workpiece. However, too strong illumination of the light supplement device causes reflection of light on the surface of the workpiece, and affects the three-dimensional scanning effect of the workpiece; the light is too weak, and the effect of light supplement cannot be achieved, and an ideal scanning result cannot be obtained. In addition, the illumination system adopted by the code scanning device can only be adjusted in advance, and cannot be adjusted in time according to the change of the surrounding environment in the using process, so that the application of the code scanning device is limited.
SUMMERY OF THE UTILITY MODEL
In order to solve the prior art problem, the utility model discloses a set up two at least light sources on the image acquisition device of fixed focus, when the image acquisition device moved far and near for the label paper, if a plurality of light sources formed the pattern that satisfies to sweep a yard control condition on the label paper, then just can confirm that the label paper is in the position of the object distance of image acquisition device, just can utilize image acquisition device to gather at this moment and obtain clear label image, and then realize the discernment of a plurality of characteristic information, thereby avoid moving repeatedly and sweep the higher condition of the operation complexity that a yard equipment and arouse, thereby reduce the operation complexity of sweeping yard equipment, improve the use experience of using to sweep yard equipment; by adopting the phototriode and the laser sensor, the illumination intensity on the surface of the label paper is identified, and the light reflection rate of the label paper is also identified. The wireless network is adopted to transmit data in real time, so that the remote controller can conveniently make a light intensity adjusting instruction in real time, the code scanning equipment is constantly in the best shooting environment, and the problem of light reflection of the label paper is solved.
In order to achieve the above effects, the utility model discloses specifically adopt following technical scheme:
a block chain based continuous code scanning control system, comprising:
the system comprises at least two light sources, a light intensity sensor, a central processing unit and a wireless transceiver;
the light source is arranged on the image acquisition device and can output light so as to form at least two corresponding patterns on the area where the label paper is located, and the label paper is provided with at least two pieces of characteristic information;
the image acquisition device is fixed-focus equipment and can move far and near relative to the label paper, and the light output direction of the light source is associated with the object distance of the image acquisition device;
the image acquisition device is used for acquiring an area image on an area where the label paper is located in the process that the image acquisition device moves far and near relative to the label paper, and acquiring the image of the label paper to obtain a label image under the condition that a pattern in the area image meets a preset code scanning control condition, wherein the label image is used for identifying the characteristic information;
the output end of the light intensity sensor is connected with the input end of the central processing unit, and the output end of the central processing unit is connected with the light source; the central processing unit is in communication connection with the wireless transceiver and is used for controlling the light supplementing intensity of the light source.
The further proposal is that the light source is arranged around the image acquisition device, and the distances between the light source and the image acquisition device are the same;
the light output direction of the light source is associated with the object distance of the image acquisition device, and the method comprises the following steps:
the light output direction of the light source and the image acquisition direction of the image acquisition device form a preset angle, and the angle is an acute angle of a triangle formed by two right-angle sides, wherein the distance between the light source and the image acquisition device and the object distance of the image acquisition device are used.
In a further proposal, the image acquisition device comprises a first acquisition component and a second acquisition component,
the first acquisition assembly is used for acquiring an area image on the area where the label paper is located at a first resolution; the second acquisition assembly is used for acquiring the image of the label paper at a second resolution ratio under the condition that the pattern in the area image meets a preset code scanning control condition to obtain a label image, wherein the first resolution ratio is lower than the second resolution ratio.
The image processing device further comprises an output device, wherein the output device is used for outputting movement prompt information under the condition that the pattern in the area image does not meet the code scanning control condition, and the movement prompt information is used for prompting the movement direction of the image acquisition device.
According to a further scheme, the light intensity sensor comprises a phototriode and a laser sensor, the phototriode is used for detecting the light intensity on the surface of the label paper, and the laser sensor is used for detecting the material and the reflectivity of the label paper.
The system further comprises a remote controller; the remote controller acquires the detection data of the label paper from the light intensity sensor in real time through the wireless transceiver, automatically generates an illumination intensity parameter according to the material of the label paper, and transmits the illumination intensity parameter to the central processing unit through the wireless transceiver so as to control the light supplement intensity of the light source.
The utility model has the advantages that:
according to the method, the at least two light sources are arranged on the image acquisition device with fixed focus, when the image acquisition device moves far and near relative to the label paper, if the patterns meeting the code scanning control condition are formed on the label paper by the light sources, the label paper can be determined to be located at the object distance position of the image acquisition device, at the moment, clear label images can be acquired by the image acquisition device, and then the identification of a plurality of characteristic information is realized, so that the condition that the code scanning device is moved repeatedly and the operation complexity is high is avoided, the operation complexity of the code scanning device is reduced, and the use experience of the code scanning device is improved;
by adopting the phototriode and the laser sensor, the illumination intensity on the surface of the label paper is identified, and the light reflection rate of the label paper is also identified.
The wireless network is adopted to transmit data in real time, so that the remote controller can conveniently make a light intensity adjusting instruction in real time, the code scanning equipment is constantly in the best shooting environment, and the problem of light reflection of the label paper is solved.
Drawings
Fig. 1 is a schematic structural diagram of a continuous code scanning control system based on a block chain according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of an embodiment of the present invention;
the attached drawings are marked as follows: 1-a light source; 2-a light intensity sensor; 3-a central processing unit; 4-a wireless transceiver; 5-an image acquisition device; 50-a first collection assembly; 51-a second collection assembly; 6-remote controller.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
As shown in fig. 1-2, an embodiment of the present invention discloses a continuous code scanning control system based on a block chain, including: at least two light sources 1, a light intensity sensor 2, a central processing unit 3 and a wireless transceiver 4; the light source 1 is arranged on the image acquisition device 5, the light source 1 can output light so as to form at least two corresponding patterns on the area where the label paper is located, and the label paper has at least two pieces of characteristic information;
the image acquisition device 5 is fixed focus equipment, the image acquisition device 5 can move far and near relative to the label paper, and the light output direction of the light source 1 is associated with the object distance of the image acquisition device 5;
the image acquisition device 5 is used for acquiring an area image on the area where the label paper is located in the process that the image acquisition device 5 moves far and near relative to the label paper, and acquiring the image of the label paper to obtain a label image under the condition that the pattern in the area image meets a preset code scanning control condition, wherein the label image is used for identifying characteristic information;
the output end of the light intensity sensor 2 is connected with the input end of the central processing unit 3, and the output end of the central processing unit 3 is connected with the light source 1; the central processing unit 3 is in communication connection with the wireless transceiver 4 and is used for controlling the light supplementing intensity of the light source.
In the present embodiment, the light source 1 is disposed around the image capturing device 5, and the distance between the light source 1 and the image capturing device 5 is the same;
the light output direction of the light source 1 is associated with the object distance of the image acquisition device 5, and comprises:
the light output direction of the light source 1 and the image acquisition direction of the image acquisition device 5 form a preset angle, and the angle is an acute angle of a triangle formed by two right-angle sides by using the distance between the light source 1 and the image acquisition device 5 and the object distance of the image acquisition device 5. The light rays output by the plurality of light sources 1 arranged on the image acquisition device 5 form light ray convergence at the position of the object distance of the image acquisition device 5.
In the present embodiment, the image capturing device 5 includes a first capturing component 50 and a second capturing component 51, the first capturing component 50 is used for capturing an area image on an area where the label paper is located with a first resolution; the second collecting component 51 is configured to collect an image of the label paper with a second resolution to obtain a label image when the pattern in the region image meets a preset code scanning control condition, where the first resolution is lower than the second resolution. The first acquisition component 50 with low resolution in the image acquisition device 5 acquires the regional image, so that the image processing calculated amount when whether the pattern in the regional image meets the code scanning control condition or not can be reduced, the image processing speed is accelerated, the code scanning efficiency is further improved, and the use experience of code scanning equipment used by a user is improved. In a specific implementation process, the first collecting assembly 50 and the second collecting assembly 51 may be independent image collecting elements, such as independent cameras, or the first collecting assembly 50 and the second collecting assembly 51 may be a same image collecting element, such as a camera with a high-definition image collecting function, which can realize both high-resolution image collection and low-resolution image collection.
In this embodiment, the image processing device further includes an output device, and the output device is configured to output movement prompting information for prompting a movement direction of the image capturing device when the pattern in the area image does not satisfy the code scanning control condition. If the image overlapping condition exists between the patterns in the area image, which indicates that the distance between the image acquisition device 5 and the label paper is greater than the object distance of the image acquisition device 5, at this time, the movement prompt information includes information prompting the image acquisition device 5 to move towards the direction close to the label paper, and prompts a user to operate the image acquisition device 5 to approach the label paper until the pattern in the area image acquired by the image acquisition device 5 meets the limitation on the pattern in the code scanning control condition, so that the image acquisition device 5 can be used for acquiring the label image and identifying a plurality of feature information in the label image; if the edge gap exists between the patterns in the area image, which indicates that the distance between the image acquisition device 5 and the label paper is smaller than the object distance of the image acquisition device 5, at this time, the movement prompt information includes information prompting the image acquisition device 5 to move in the direction away from the label paper, and prompts the user to operate the image acquisition device 5 to move away from the label paper until the patterns in the area image acquired by the image acquisition device 5 meet the limitation on the patterns in the code scanning control condition, so that the image acquisition device 5 can be used to acquire the label image and identify a plurality of feature information therein. The output device may output a preview image of the image acquisition device 5 in real time, if the area image on the area where the label paper is located, or the label image, etc., in addition to the movement prompt information. The output device can be implemented by an output component such as a display screen or a touch screen.
In this embodiment, the light intensity sensor 2 includes a phototransistor and a laser sensor, which are connected in parallel, and the output terminals of the phototransistor and the laser sensor are connected to the input terminal of the central processing unit 3, respectively. The phototriode is used for detecting the light intensity on the surface of the label paper, and the laser sensor is used for detecting the material and the reflectivity of the label paper. The remote controller used for external connection dynamically generates a suitable illumination intensity parameter and provides actual reference data.
In the present embodiment, a remote controller 6 is further included; the remote controller 6 acquires the detection data of the label paper from the light intensity sensor in real time through the wireless transceiver 4, automatically generates an illumination intensity parameter according to the material of the label paper, and transmits the illumination intensity parameter to the central processing unit 3 through the wireless transceiver 4 so as to control the light supplement intensity of the light source 1. Remote controller 6 passes through wireless transceiver 4 and acquires the detected data of label paper in real time from light intensity sensor, and the detected data is the material of label paper, reflectivity and the light intensity on label paper surface, and remote controller 6 automatically generation illumination intensity parameter according to the material of label paper to convey this illumination intensity parameter to central processing unit 3 through wireless transceiver 4, and central processing unit 3 reaches suitable illumination intensity according to this illumination intensity parameter automatic control lamp source 1 and solves the reflection of light problem of label paper. The remote controller 6 is a terminal having a wireless transceiver 4 or an application within the terminal.
The utility model discloses sweep sign indicating number concrete implementation process and do:
and in the process that the image acquisition device moves far and near relative to the label paper, acquiring an area image on the area where the label paper is located by using the image acquisition device. And under the condition that the pattern in the area image meets a preset code scanning control condition, carrying out image acquisition on the label paper by using the image acquisition device to obtain a label image, wherein the label image is used for identifying the characteristic information. The preset code scanning control conditions are as follows: the pattern of the light source on the area where the label paper is located has a specific effect, the distance between the image acquisition device and the label paper can be determined to be consistent with the object distance of the image acquisition device with fixed focus, and the label image acquired by the image acquisition device aiming at the label paper is a clear image with successful focus. The code scanning control conditions are as follows: the region image comprises at least two patterns, the patterns in the at least two patterns are adjacent, the edges of the adjacent patterns are matched, the two patterns in the region image are adjacent, the edge lines of the adjacent patterns are matched, or the edge tones of the adjacent patterns are matched. The light output direction of the light source is associated with the object distance of the image acquisition device, and then the image acquisition device moves the in-process far and near relative to the label paper, the image acquisition device can acquire the area image on the area where the label paper is located, and when the pattern in the area image meets the preset code scanning control condition, the label paper is located at the object distance of the image acquisition device, and at the moment, the image acquisition device can acquire the image of the label paper to obtain the label image which is successfully focused, and then the characteristic information in the label image can be identified. When the image acquisition device moves far and near relative to the label paper, if a plurality of light sources form a pattern meeting a code scanning control condition on the label paper, the position of the label paper at the object distance of the image acquisition device can be determined, a clear label image can be acquired by the image acquisition device at the moment, and then the identification of a plurality of characteristic information is realized, so that the condition that the operation complexity is higher due to the fact that a user repeatedly moves the code scanning device is avoided, the operation complexity of the code scanning device is reduced, and the use experience of the code scanning device in use of the user is improved.
Finally, only the specific embodiments of the present invention have been described in detail. The invention is not limited to the specific embodiments described above. Equivalent modifications and substitutions by those skilled in the art to the present invention are also within the scope of the present invention. Accordingly, variations and modifications in equivalents may be made without departing from the spirit and scope of the invention, which is intended to be covered by the following claims.
Claims (6)
1. The utility model provides a sweep a yard control system in succession based on block chain which characterized in that: the method comprises the following steps:
the system comprises at least two light sources (1), a light intensity sensor (2), a central processing unit (3) and a wireless transceiver (4);
the light source (1) is arranged on the image acquisition device (5), the light source (1) can output light so as to form at least two corresponding patterns on the area where the label paper is located, and the label paper has at least two pieces of characteristic information;
the image acquisition device (5) is a fixed focus device, the image acquisition device (5) can move far and near relative to the label paper, and the light output direction of the light source (1) is associated with the object distance of the image acquisition device (5);
the image acquisition device (5) is used for acquiring an area image on the area where the label paper is located in the process that the image acquisition device (5) moves far and near relative to the label paper, and acquiring the image of the label paper to obtain a label image under the condition that a pattern in the area image meets a preset code scanning control condition, wherein the label image is used for identifying the characteristic information;
the output end of the light intensity sensor (2) is connected with the input end of the central processing unit (3), and the output end of the central processing unit (3) is connected with the light source (1); the central processing unit (3) is in communication connection with the wireless transceiver (4) and is used for controlling the light supplementing intensity of the light source.
2. The system according to claim 1, wherein the system further comprises:
the light source (1) is arranged around the image acquisition device (5), and the distances between the light source (1) and the image acquisition device (5) are the same;
the light output direction of the light source (1) is associated with the object distance of the image acquisition device (5), and comprises:
the light output direction of the light source (1) and the image acquisition direction of the image acquisition device (5) form a preset angle, and the angle is an acute angle of a triangle formed by two right-angle sides, wherein the distance between the light source (1) and the image acquisition device (5) and the object distance of the image acquisition device (5) are used.
3. The system according to claim 1, wherein the system further comprises:
the image acquisition device (5) comprises a first acquisition assembly (50) and a second acquisition assembly (51),
the first acquisition assembly (50) is used for acquiring an area image on the area where the label paper is located at a first resolution; the second collecting assembly (51) is used for collecting the image of the label paper at a second resolution ratio under the condition that the pattern in the area image meets a preset code scanning control condition to obtain a label image, and the first resolution ratio is lower than the second resolution ratio.
4. The system according to claim 1, wherein the system further comprises:
the image scanning device further comprises an output device, wherein the output device is used for outputting movement prompt information under the condition that the pattern in the area image does not meet the code scanning control condition, and the movement prompt information is used for prompting the movement direction of the image acquisition device.
5. The system according to claim 1, wherein the system further comprises:
the light intensity sensor (2) comprises a phototriode and a laser sensor, the phototriode is used for detecting the light intensity on the surface of the label paper, and the laser sensor is used for detecting the material and the reflectivity of the label paper.
6. The system according to any one of claims 1-5, wherein:
further comprising a remote controller (6);
the remote controller (6) acquires the detection data of the label paper from the light intensity sensor in real time through the wireless transceiver (4), automatically generates an illumination intensity parameter according to the material of the label paper, and transmits the illumination intensity parameter to the central processing unit (3) through the wireless transceiver (4) so as to control the light supplement intensity of the light source (1).
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| CN202022440124.5U CN213423968U (en) | 2020-10-28 | 2020-10-28 | Continuous code scanning control system based on block chain |
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| CN202022440124.5U CN213423968U (en) | 2020-10-28 | 2020-10-28 | Continuous code scanning control system based on block chain |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115762087A (en) * | 2022-11-25 | 2023-03-07 | 浙江华章科技有限公司 | Abnormity feedback management system for basic parts of papermaking line |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115762087A (en) * | 2022-11-25 | 2023-03-07 | 浙江华章科技有限公司 | Abnormity feedback management system for basic parts of papermaking line |
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