CN109063529B - Bar code detection device - Google Patents
Bar code detection device Download PDFInfo
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- CN109063529B CN109063529B CN201810757905.1A CN201810757905A CN109063529B CN 109063529 B CN109063529 B CN 109063529B CN 201810757905 A CN201810757905 A CN 201810757905A CN 109063529 B CN109063529 B CN 109063529B
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- 238000001514 detection method Methods 0.000 title claims abstract description 36
- 238000005303 weighing Methods 0.000 claims description 14
- 230000000694 effects Effects 0.000 abstract description 8
- 238000000034 method Methods 0.000 abstract description 8
- 238000005259 measurement Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 3
- 238000003384 imaging method Methods 0.000 description 3
- 206010063385 Intellectualisation Diseases 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 239000011159 matrix material Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10881—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices constructional details of hand-held scanners
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10831—Arrangement of optical elements, e.g. lenses, mirrors, prisms
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- Artificial Intelligence (AREA)
- Computer Vision & Pattern Recognition (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Control Of Conveyors (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The application discloses a bar code detection device, which comprises: the multi-face camera module is used for detecting the bar codes on the packages in an omnibearing manner and comprises a plurality of linear array cameras and a plurality of area array cameras; the linear cameras are arranged on the vertical plane of the moving direction of the package in an angle mode, and the area cameras are arranged on the parallel plane of the moving direction of the package in an angle mode. By means of the technical scheme, the plurality of linear array cameras are arranged on the vertical surface of the moving direction of the package in an angle manner, and the plurality of area array cameras are arranged on the parallel surface of the moving direction of the package in an angle manner, so that the code scanning in all directions can be completed in the package transportation process, secondary or missing code scanning is avoided, and the effects of high efficiency, convenience and labor saving are achieved.
Description
Technical Field
The present disclosure relates generally to the field of barcode detection, and in particular to a barcode detection apparatus.
Background
At present, the express industry develops rapidly, but the automation degree of parcel processing is lower. The common parcel code scanning device is a handheld code scanner, and in the process of using the handheld code scanner, an express delivery person has to manually search the bar code position on each parcel and scan the code, but due to the large quantity of the parcels, the method can only obtain the bar code of the parcel, and can not finish tracking and binding for other information of the parcel at one time.
In summary, for increasingly powerful express industry, the handheld code scanner causes a great deal of problems of manual waste, time-consuming code searching, missing code scanning and single package information.
Disclosure of Invention
In view of the above-mentioned drawbacks or shortcomings in the prior art, it is desirable to provide a bar code detection device, which solves the problems of manual waste, time-consuming code searching, missing code scanning, and single package information caused by the hand-held code scanner in the prior art.
In order to solve the problems in the prior art, the invention discloses a bar code detection device.
The bar code detection device includes: the multi-face camera module is used for detecting the bar codes on the packages in an omnibearing manner and comprises a plurality of linear array cameras and a plurality of area array cameras; the linear cameras are arranged on the vertical plane of the moving direction of the package in an angle mode, and the area cameras are arranged on the parallel plane of the moving direction of the package in an angle mode.
Further, the barcode detecting apparatus further includes: the two sides of the width direction of the conveyor belt for conveying the package are respectively provided with a linear array camera; and the upper side and the lower side of the upper surface of the conveyor belt are respectively provided with a linear array camera.
Further, one or more area cameras are also respectively arranged on two sides of the width direction of the conveyor belt.
Further, the included angle between the central axis of the linear array camera positioned at two sides of the width direction of the conveyor belt and the moving direction of the package is in the range of 20-90 degrees; the central axis of the linear array camera positioned on the upper side of the upper surface of the conveyor belt is vertical to the moving direction of the package; the central axis of the linear array camera positioned at the lower side of the upper surface of the conveyor belt is vertical to the moving direction of the package.
Further, the conveyor belt comprises two sections of conveyor belt with a gap; the central axis of the line camera located at the lower side of the upper surface of the conveyor belt passes through the gap.
Further, the included angle between the central axis of the area array camera positioned at two sides of the width direction of the conveyor belt and the moving direction of the package is in the range of 10-45 degrees or 90-135 degrees.
Further, the barcode detecting apparatus further includes: a reflector rotatably arranged relative to the linear array camera; the linear array camera detects the image in the reflector to photograph the corresponding surface of the package, so that the detection of the bar code is completed.
Further, the barcode detecting apparatus further includes: the two sides of the length direction of the conveyor belt are respectively provided with an area array camera.
Further, the included angle between the central axis of the area array camera positioned at the front end of the conveyor belt and the moving direction of the package is in the range of 10-45 degrees; the included angle between the central axis of the area array camera positioned at the rear end of the conveyor belt and the moving direction of the package is in the range of 90-135 degrees.
Further, the barcode detecting apparatus further includes: and the control device is respectively and electrically connected with each linear array camera and each area array camera in the multi-face camera module, and is configured to control each linear array camera to scan or control each area array camera to shoot, and identify the bar code from the uploaded image.
Further, the barcode detecting apparatus further includes: and the external trigger device is electrically connected with the control device and is configured for triggering the control device.
Further, the barcode detecting apparatus further includes: the weighing device is electrically connected with the control device and is configured for detecting the weight information of the package transmitted to the weighing range.
Further, the barcode detecting apparatus further includes: the volume measuring device is electrically connected with the control device and is configured for detecting volume information of the package transmitted to the measuring range.
Further, the barcode detecting apparatus further includes: the lighting device is electrically connected with the control device and is configured to be controlled by the control device to adjust the light emitting angle and the light emitting brightness.
The beneficial technical effects of the invention are as follows:
According to the invention, the plurality of linear array cameras are arranged on the vertical plane of the moving direction of the package in an angle manner, and the plurality of area array cameras are arranged on the parallel plane of the moving direction of the package in an angle manner, so that the omnibearing code scanning can be completed in the package transportation process, the secondary code scanning or the missing code scanning is avoided, and the effects of high efficiency, convenience and labor saving are achieved.
In addition, the device achieves the purpose of saving the space of the device by adopting a diagram through a reflector imaging principle, and in addition, the device scans codes in all directions through weight measurement and volume measurement in the process of transmission of the package, so that the device not only scans codes in all directions, but also can bind the weight and the volume of the package in various ways, and achieves the comprehensiveness of package information and the intellectualization of the express detection device.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the detailed description of non-limiting embodiments, made with reference to the accompanying drawings in which:
Fig. 1 is a schematic diagram of a bar code detection device according to an embodiment of the present invention.
Detailed Description
The application is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the application and are not limiting of the application. It should be noted that, for convenience of description, only the portions related to the application are shown in the drawings.
It should be noted that, without conflict, the embodiments of the present application and features of the embodiments may be combined with each other. The application will be described in detail below with reference to the drawings in connection with embodiments.
In order to solve the problems in the prior art, the present invention discloses a bar code detection device 100.
As shown in fig. 1, the barcode detecting apparatus 100 includes: the multi-face camera module is used for detecting the bar codes on the packages in an omnibearing manner and comprises a plurality of linear array cameras and a plurality of area array cameras; the linear cameras are arranged on the vertical plane of the moving direction of the package in an angle mode, and the area cameras are arranged on the parallel plane of the moving direction of the package in an angle mode.
In this embodiment, as shown in fig. 1, the multi-sided camera module includes: a plurality of line cameras are arranged at an angle on a vertical plane of a moving direction of the package, wherein the moving direction of the package refers to an arrow direction on the conveyor belt, that is, the plurality of line cameras are arranged on a parallel plane of a width direction of the conveyor belt, and the plurality of line cameras are not in the same parallel plane of the width direction, and furthermore, the plurality of line cameras are arranged at an angle on the parallel plane of the moving direction of the package, that is, the plurality of line cameras are arranged on the parallel plane of a length direction of the conveyor belt, and the plurality of line cameras can be arranged in the same parallel plane or different parallel planes of the length direction.
By means of the technical scheme, the plurality of linear array cameras are arranged on the vertical surface of the moving direction of the package in an angle manner, and the plurality of area array cameras are arranged on the parallel surface of the moving direction of the package in an angle manner, so that the code scanning in all directions can be completed in the package transportation process, secondary or missing code scanning is avoided, and the effects of high efficiency, convenience and labor saving are achieved.
In some embodiments, the barcode detection device 100 further comprises: the two sides of the width direction of the conveyor belt for conveying the package are respectively provided with a linear array camera; and the upper side and the lower side of the upper surface of the conveyor belt are respectively provided with a linear array camera.
In this embodiment, as shown in fig. 1, a left line camera 8 for scanning the left side of the parcel on the conveyor is provided on the C side (or left side) of the conveyor, a right line camera 5 for scanning the right side of the parcel on the conveyor is provided on the D side (or right side) of the conveyor, and further, a top line camera 6 for scanning the top surface of the parcel on the conveyor is provided on the upper side of the upper surface of the conveyor. Meanwhile, the conveyor belt at least comprises two sections of conveyor belts, the conveyor belt 1301 and the conveyor belt 1302 are arranged in parallel, a gap is arranged between the conveyor belt 1301 and the conveyor belt 1302, the gap is far smaller than the length or the width of the package so as to prevent the package from falling when moving to the adjacent edges of the two sections of conveyor belts, and a bottom surface linear array camera 9 for scanning the bottom surface of the package on the conveyor belt through the gap is arranged at the lower side of the upper surface of the conveyor belt.
Further, although in the present embodiment, the number of the left line camera 8, the right line camera 5, the top line camera 6 and the bottom line camera 9 is specifically defined, it should be understood by those skilled in the art that the number of line cameras on different sides may be set according to actual needs, for example, the C side of the conveyor belt is provided with a plurality of left line cameras 8 according to one embodiment of the present invention, which is not limited thereto.
In some embodiments, one or more area cameras are also provided on both sides of the width direction of the conveyor belt, respectively.
In this embodiment, on the basis of having one or more left side line cameras 8 on the C side of the conveyor belt, one or more left side line cameras are further added at the C side of the conveyor belt, so that in the case that the bar code of the package on the conveyor belt is located on the top surface thereof, the shooting of the left side of the package can be completed as soon as possible by the left side line cameras added on the left side, so that the above-mentioned combination of the left side line cameras 8 and the left side line cameras improves the recognition rate of the bar code compared with the case that the left side line cameras 8 are separately provided.
Correspondingly, one or more right side cameras may also be provided on the D side of the conveyor belt, which has the same effect as the left side cameras, and will not be described again here.
In some embodiments, the included angle between the central axis of the linear array camera positioned at two sides of the width direction of the conveyor belt and the moving direction of the package is in the range of 20-90 degrees; the central axis of the linear array camera positioned on the upper side of the upper surface of the conveyor belt is vertical to the moving direction of the package; the linear array camera positioned at the lower side of the upper surface of the conveyor belt is vertical to the moving direction of the package.
In this embodiment, under the condition that the front end of the lens of the linear array camera at the different sides is not provided with the reflective mirror 12, the included angle between the central axis of the left linear array camera 8 and the moving direction of the package is in the range of 20 ° to 90 °, so that the optimal scanning of the left side surface of the package can be ensured by adjusting the included angle. Correspondingly, the arrangement mode of the right side line array camera 5 and the left side line array camera 8 is the same, namely, the included angle between the central axis of the right side line array camera 5 and the moving direction of the package is in the range of 20-90 degrees.
In addition, the central axis of the top surface linear array camera 6 is perpendicular to the upper surface of the conveyor belt, and it will be understood that one or more top surface area array cameras may be disposed on the upper side of the upper surface, so as to improve the recognition rate of the bar code. At the same time, the central axis of the bottom linear array camera 9 at the lower side of the upper surface of the conveyor belt is also arranged vertically to the upper surface of the conveyor belt, so that the scanning of the bottom surface of the package on the conveyor belt can be realized.
In some embodiments, the conveyor belt comprises two sections of conveyor belt with a gap; the central axis of the line camera located at the lower side of the upper surface of the conveyor belt passes through the gap.
In this embodiment, as shown in fig. 1, a gap is provided between the conveyor belt 1301 and the conveyor belt 1302 arranged in parallel, the bottom surface line camera 9 may be disposed in the gap with its center axis passing through the gap so that the bottom surface line camera 9 can scan the bottom surface of the parcel transferred between the conveyor belt 1301 and the conveyor belt 1302, it will be understood, of course, that the conveyor belt 1301 and the conveyor belt 1302 may be disposed below the conveyor belt 1301 and the conveyor belt 1302 with the center axis of the bottom surface line camera 9 passing through the gap so that the bottom surface line camera 9 can scan the bottom surface of the parcel transferred between the conveyor belt 1301 and the conveyor belt 1302.
In some embodiments, the angle between the central axis of the area array camera located on both sides of the width direction of the conveyor belt and the moving direction of the package is in the range of 10 ° to 45 ° or 90 ° to 135 °.
In this embodiment, when the left side surface of the package on the conveyor belt is concave-convex, the angle between the bar code on the left side surface and the running direction of the package is smaller than the reading range of the left linear camera which is larger than 25 degrees, and the angle of the left side surface array camera is adjusted to compensate the visual angle blind area, so that the bar code on the left side surface of the package is detected. Correspondingly, when the right side of the package on the conveyor belt is a concave-convex surface, the right side matrix camera can achieve the same effect as that of the left side matrix camera, and the description thereof will not be repeated.
In some embodiments, the barcode detection device 100 further comprises: a reflector 12 rotatably provided with respect to the line camera; the line camera detects the image in the mirror 12 to take a picture of the corresponding surface of the package, thereby completing the detection of the barcode.
In this embodiment, as shown in fig. 1, a reflector 12 may be further disposed at the front end of the lens of the linear array camera on the different sides, where the reflector 12 may be disposed in a relatively rotatable manner with respect to the linear array camera on the different sides, for example, the reflector 12 may be disposed in a relatively rotatable manner with respect to the left side linear array camera 8, that is, the reflector 12 may be rotatable with respect to the left side linear array camera 8, and the left side linear array camera 8 may also be rotatable with respect to the reflector 12, so that the left side surface of the package may be scanned by rotating the left side linear array camera 8 or the reflector 12, and meanwhile, the left side linear array camera 8 may achieve a space-saving effect by adopting the imaging principle of the reflector 12. Correspondingly, the manner in which the right side line camera 5, the top side line camera 6, or the bottom side line camera 9 is provided with the mirror 12 is similar to the manner in which the left side line camera 8 is provided with the mirror 12, and a description thereof will not be repeated.
In some embodiments, the barcode detection device 100 further comprises: the two sides of the length direction of the conveyor belt are respectively provided with an area array camera.
In this embodiment, as shown in fig. 1, the multi-face camera module includes, in addition to the above-described left-side line camera 8, right-side line camera 5, top-side line camera 6, and bottom-side line camera 9, a front-side face camera 7 provided at the a-end (or front-end) of the conveyor for scanning the front-side face of the parcel on the conveyor, and a rear-side face camera 4 provided at the B-end (or rear-end) of the conveyor for scanning the rear-side face of the parcel on the conveyor.
Further, although in the present embodiment, the number of front face cameras 7 and rear face cameras 4 is specifically defined, it should be understood by those skilled in the art that the number of face cameras on both sides in the longitudinal direction may be set according to actual needs, for example, according to one embodiment of the present invention, the a end of the conveyor belt is provided with a plurality of front face cameras 7, which is not limited by the present invention.
In some embodiments, the included angle between the central axis of the area array camera positioned at the front end of the conveyor belt and the moving direction of the package is in the range of 10-45 degrees; the included angle between the central axis of the area array camera positioned at the rear end of the conveyor belt and the moving direction of the package is in the range of 90-135 degrees.
In this embodiment, as shown in fig. 1, the included angle between the central axis of the front-end-face array camera 7 and the moving direction of the package is in the range of 10 ° to 45 °, so that the optimal scanning of the front end face of the package can be ensured by adjusting the included angle, and in the same way, the included angle between the central axis of the rear-end-face array camera 4 and the moving direction of the package is in the range of 90 ° to 135 °, so that the optimal scanning of the rear end face of the package can be ensured by adjusting the included angle.
In some embodiments, the barcode detection device 100 further comprises: and the control device 11 is respectively and electrically connected with each linear array camera and each area array camera in the multi-face camera module, and is configured to control each linear array camera to scan or control each area array camera to shoot, and identify the bar code from the uploaded image.
In this embodiment, as shown in fig. 1, the front face array camera 7 is used for photographing the front face of the package in the photographing range of the front face array camera 7, the front face array camera 7 is used for image acquisition in units of face, it can acquire the complete image of the front face of the package in a moving state at one time, and send the acquired image to the control device 11 for identification and decoding, so that whether the front face of the package has a bar code can be determined, meanwhile, the front face array camera 7 can be fixed on a mounting frame covered on a conveyor belt, and the installation modes of the rest linear array cameras or the area array cameras are similar and are not described;
The rear end face array camera 4 is used for photographing the rear end face of the package in the photographing range transmitted to the rear end face array camera 4, the rear end face array camera 4 is used for collecting images in units of face, can collect complete images of the rear face of the package in a moving state at one time, can expose in a short time, can photograph and collect images in the moving state of the package, and sends the collected images to the control device 11 for identification and decoding, so that whether the rear end face of the package has a bar code or not can be determined;
the top line camera 6 is used for photographing the top surface of the package in the photographing range of the top line camera 6, the top line camera 6 is used for collecting the complete image of the top surface of the package in a moving state and transmitting the collected image to the control device 11 for identification and decoding, so that whether the top surface of the package has a bar code or not can be determined;
The right side line array camera 5 is used for photographing the right side face of the package in the photographing range transmitted to the right side line array camera 5, the right side line array camera 5 is triggered by the external trigger device 3 to photograph the camera for a plurality of times, a plurality of photographed bar images are combined into a complete image, and the combined image is transmitted to the control device 11 for identification and decoding, so that whether the right side face of the package has a bar code or not can be determined;
The left side line array camera 8 is used for photographing the left side face of the package in the photographing range transmitted to the left side line array camera 8, the left side line array camera 8 is used for photographing for a plurality of times, a plurality of bar images are combined into a complete image, and the combined image is transmitted to the control device 11 for identification and decoding, so that whether the left side face of the package is provided with a bar code or not can be determined;
and a bottom linear array camera 9 is arranged near the gap between the two sections of conveyor belts, the bottom linear array camera 9 is used for photographing for a plurality of times, a plurality of bar images are combined into a complete image, and the combined image is sent to a control device 11 for identification and decoding, so that whether the bottom surface of the package has a bar code or not is determined.
In addition, the control device 11 is further configured to send a photographing signal to each camera in the multi-face camera module, where the photographing time of each camera in the multi-face camera module is set with a delay by the control device 11, and at the same time, if the barcode is identified, the identification of the remaining images of the same package is stopped, that is, the remaining cameras only complete the photographing action and do not perform barcode identification.
In some embodiments, the barcode detection device 100 further comprises: the external triggering device 3, the external triggering device 3 is electrically connected with the control device 11, and is configured to trigger the control device 11.
In this embodiment, when the external triggering device 3 is used to control the package to reach the shooting range of the multi-face camera module, the external triggering device 3 sends a triggering signal to the control device 11, and then the control device 11 controls each camera in the multi-face camera module to timely shoot according to the received triggering signal so as not to miss the best opportunity. Furthermore, it is also possible to adjust the position of the external triggering device 3 by means of manual adjustment, so that the optimal triggering position is selected.
In some embodiments, the barcode detection device 100 further comprises: the weighing device 1, the weighing device 1 and the control device 11 are electrically connected and configured to detect weight information of packages transferred to their weighing range.
In this embodiment, the weighing device 1 comprises a first weighing unit and a second weighing unit, and the first weighing unit and the second weighing unit are weight sensors and distributed at the start end and the end of the conveyor 1302, so that when a package arrives on the conveyor 1302, the weight is detected by the weight sensors under the belt of the conveyor to determine the weight of the package on the conveyor, and the determined weight is sent to the control device 11.
In some embodiments, the barcode detection device 100 further comprises: the volume measuring device 2, the volume measuring device 2 and the control device 11 are electrically connected and configured to detect volume information of packages transferred to the measuring range thereof.
In this embodiment, the volume measuring device 2 comprises: the image acquisition device can acquire two images in a preset interval time and determine the length and width of the package according to the movement position of the package in the two images, and the laser ranging device can determine the height of the package in a manner of emitting laser, so that the volume measurement device 2 can dynamically measure the height, width and length of the package, and further calculate the volume of the package according to the measurement result, and then send the calculated volume information to the control device 11.
In some embodiments, the barcode detection device 100 further comprises: the lighting device is electrically connected with the control device 11 and is configured to be controlled by the control device 11 to adjust the light emitting angle and the light emitting brightness thereof.
In this embodiment, the lighting device includes a first lighting unit 1001 and a second lighting unit 1002 electrically connected to the control device 11, respectively, and light rays emitted from the first lighting unit 1001 and light rays emitted from the second lighting unit 1002 intersect and are both directed toward the conveyor belt.
Further, while in the present embodiment, it defines a specific number of lighting units in the lighting device and a relative positional relationship thereof, it should be understood by those skilled in the art that the number of lighting units and the positions thereof may be set according to actual needs, and the present invention is not limited thereto.
In addition, the barcode detecting apparatus 100 operates as follows: when a package moves onto the conveyor belt 1302, the weighing device 1 obtains the weight of the package and sends the weight to the control device 11, then when the package passes through the volume measuring device 2, the volume measuring device 2 measures the length, width and height of the package and sends the length, width and height information to the control device 11, then when the package passes through the external triggering device 3, the external triggering device 3 sends a triggering signal to the control device 11, the control device 11 sends a photographing signal to each camera in the multi-face camera module, the photographing time of each camera is set to delay by the control device 11, after the bar code on one face of the six faces is identified by the control device 11, the other cameras only complete photographing actions, the control device 11 does not identify the images of the rest cameras, then after the bar code is identified, the control device 11 further integrates the weight information, the volume information and the bar code of the package, and the whole device is completed.
By means of the technical scheme, the plurality of linear array cameras are arranged on the vertical surface of the moving direction of the package in an angle manner, and the plurality of area array cameras are arranged on the parallel surface of the moving direction of the package in an angle manner, so that the code scanning in all directions can be completed in the package transportation process, secondary or missing code scanning is avoided, and the effects of high efficiency, convenience and labor saving are achieved. In addition, the device achieves the purpose of saving the space of the device by adopting a diagram through a reflector imaging principle, and in addition, the device scans codes in all directions through weight measurement and volume measurement in the process of transmission of the package, so that the device not only scans codes in all directions, but also can bind the weight and the volume of the package in various ways, and achieves the comprehensiveness of package information and the intellectualization of the express detection device.
The above description is only illustrative of the preferred embodiments of the present application and of the principles of the technology employed. It will be appreciated by persons skilled in the art that the scope of the application referred to in the present application is not limited to the specific combinations of the technical features described above, but also covers other technical features formed by any combination of the technical features described above or their equivalents without departing from the inventive concept. Such as the above-mentioned features and the technical features disclosed in the present application (but not limited to) having similar functions are replaced with each other.
Claims (12)
1. A bar code detection device, comprising: a multi-face camera module for detecting bar codes on packages in all directions, wherein the multi-face camera module comprises a plurality of linear array cameras and a plurality of area array cameras;
Wherein a plurality of linear array cameras are arranged on a vertical plane of the moving direction of the package in an angle manner, and a plurality of area array cameras are arranged on a parallel plane of the moving direction of the package in an angle manner;
The upper side and the lower side of the upper surface of the conveyor belt for conveying the packages are respectively provided with the linear array cameras;
the conveyor belt comprises two sections of conveyor belts with gaps;
The central axis of the linear array camera positioned at the lower side of the upper surface of the conveyor belt passes through the gap;
The bar code detection device further includes: and the control device is respectively and electrically connected with each linear array camera and each area array camera in the multi-face camera module, and is configured to control each linear array camera to scan or control each area array camera to shoot, and identify a bar code from the uploaded image.
2. The bar code detection device of claim 1, further comprising:
The linear cameras are respectively arranged on two sides of the width direction of the conveyor belt for conveying the packages.
3. The bar code detection device of claim 2, wherein one or more of the area cameras are further provided on both sides of the conveyor belt in the width direction, respectively.
4. The bar code detection device according to claim 2, wherein an included angle between a central axis of the line camera located at both sides of the width direction of the conveyor belt and a moving direction of the package is in a range of 20 ° to 90 °;
the central axis of the linear array camera positioned on the upper side of the upper surface of the conveyor belt is vertical to the moving direction of the package;
The central axis of the linear array camera positioned at the lower side of the upper surface of the conveyor belt is perpendicular to the moving direction of the package.
5. A bar code detection apparatus according to claim 3, wherein the angle between the central axis of the area array camera located on both sides in the width direction of the conveyor belt and the moving direction of the package is in the range of 10 ° to 45 ° or 90 ° to 135 °.
6. The bar code detection device of claim 2, further comprising:
A reflector rotatably arranged relative to the linear array camera;
The linear array camera detects the image in the reflective mirror to photograph the corresponding surface of the package, so that the detection of the bar code is completed.
7. The bar code detection device of claim 2, further comprising:
The area array cameras are respectively arranged on two sides of the length direction of the conveyor belt.
8. The bar code detection device of claim 7, wherein an included angle between a central axis of the area camera positioned at the front end of the conveyor belt and a moving direction of the package is in a range of 10 ° to 45 °;
The included angle between the central axis of the area array camera positioned at the rear end of the conveyor belt and the moving direction of the package is in the range of 90-135 degrees.
9. The bar code detection device of claim 1, further comprising:
And the external triggering device is electrically connected with the control device and is configured to trigger the control device.
10. The bar code detection device of claim 1, further comprising:
and the weighing device is electrically connected with the control device and is used for detecting the weight information of the package transmitted to the weighing range of the weighing device.
11. The bar code detection device of claim 1, further comprising:
And the volume measuring device is electrically connected with the control device and is used for detecting volume information of the package transmitted to the measuring range of the volume measuring device.
12. The bar code detection device of claim 1, further comprising:
and the lighting device is electrically connected with the control device and is configured to be controlled by the control device to adjust the light-emitting angle and the light-emitting brightness of the lighting device.
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| KR102230112B1 (en) * | 2019-06-26 | 2021-03-22 | 김영대 | Parcel sorting system |
| CN110694926A (en) * | 2019-11-05 | 2020-01-17 | 中邮科技有限责任公司 | Special-shaped part detection and distribution system and method |
| CN112800796B (en) * | 2019-11-14 | 2023-05-26 | 杭州海康机器人股份有限公司 | Code reading method, code reading device and logistics system |
| CN110844508B (en) * | 2019-11-18 | 2021-03-02 | 中科微至智能制造科技江苏股份有限公司 | Parcel transportation control method and system |
| CN110991202A (en) * | 2019-12-05 | 2020-04-10 | 中科微至智能制造科技江苏有限公司 | Six-face code scanning method and system |
| CN113191167A (en) * | 2020-01-14 | 2021-07-30 | 北京京东振世信息技术有限公司 | Bar code inspection device, method and computer readable storage medium |
| CN111921879A (en) * | 2020-08-04 | 2020-11-13 | 淮阴师范学院 | Automatic cargo distribution device applied to logistics transportation |
| CN112150736A (en) * | 2020-08-17 | 2020-12-29 | 浙江大华技术股份有限公司 | Code scanning device, code scanning cash registering system and commodity code scanning cash registering method |
| CN112179272B (en) * | 2020-09-02 | 2022-05-03 | 顺丰科技有限公司 | Express mail full-automatic multi-face code scanning weighing volume measuring system and processing method thereof |
| CN113770035A (en) * | 2021-09-06 | 2021-12-10 | 华南农业大学 | Logistics package sorting system and method with omnibearing intelligent code scanning function |
| CN114723696A (en) * | 2022-03-29 | 2022-07-08 | 广州宏江智能装备有限公司 | Cloud sharing storage system and volume measuring device thereof |
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