CN113019943A - Management method of sorting system, control device and storage medium - Google Patents
Management method of sorting system, control device and storage medium Download PDFInfo
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- CN113019943A CN113019943A CN202110173498.1A CN202110173498A CN113019943A CN 113019943 A CN113019943 A CN 113019943A CN 202110173498 A CN202110173498 A CN 202110173498A CN 113019943 A CN113019943 A CN 113019943A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/10—Apparatus characterised by the means used for detection ofthe destination
- B07C3/14—Apparatus characterised by the means used for detection ofthe destination using light-responsive detecting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C1/00—Measures preceding sorting according to destination
- B07C1/02—Forming articles into a stream; Arranging articles in a stream, e.g. spacing, orientating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/02—Apparatus characterised by the means used for distribution
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/02—Apparatus characterised by the means used for distribution
- B07C3/04—Drum-type sorting machines or having circularly arranged sorting compartments
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/02—Apparatus characterised by the means used for distribution
- B07C3/08—Apparatus characterised by the means used for distribution using arrangements of conveyors
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/02—Total factory control, e.g. smart factories, flexible manufacturing systems [FMS] or integrated manufacturing systems [IMS]
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Control Of Conveyors (AREA)
Abstract
The application provides a management method of a sorting system, the sorting system, a control device and a storage medium, the management method is applied to the control device of the sorting system, the sorting system comprises a camera and a sorting device which are in communication connection with the control device, and the method comprises the following steps: acquiring an image of an area where a sorting device is located, wherein the image is shot by a camera; determining whether the sorting process of the sorting device has sorting abnormity or not based on the image of the area where the sorting device is located; and if the abnormity exists, generating a sorting abnormity notice. The sorting abnormity notification is generated when abnormity exists, the abnormal sorting condition can be timely processed, and therefore the sorting efficiency can be improved.
Description
Technical Field
The application relates to the technical field of logistics, in particular to a management method of a sorting system, the sorting system, a control device and a storage medium.
Background
In the field of logistics, sorting of goods is often involved. The traditional manual sorting mode is low in efficiency and high in sorting error rate. In order to achieve sorting automation, cargo sorting systems have been developed in the prior art. However, the existing cargo sorting system cannot timely know the sorting progress, so that an operator cannot timely know the sorting abnormal condition and process the sorting abnormal condition, and therefore the sorting accuracy is poor.
Disclosure of Invention
An object of the embodiments of the present application is to provide a management method for a sorting system, a control device, and a storage medium, so as to solve the problem in the prior art that an operator cannot timely learn sorting abnormalities and process the sorting abnormalities, which results in poor sorting accuracy.
The application provides a management method of a sorting system, which is applied to a control device of the sorting system, the sorting system comprises a camera and a sorting device which are in communication connection with the control device, and the method comprises the following steps: acquiring an image of the area where the sorting device is located, wherein the image is shot by the camera; determining whether a sorting abnormality exists in the sorting process of the sorting device based on the image of the area where the sorting device is located; and if the abnormity exists, generating a sorting abnormity notice.
According to the management method of the sorting system, the images of the area where the sorting device is located and shot by the camera are obtained, the sorting process of the sorting device can be monitored, whether the sorting process of the sorting device is abnormal or not is determined based on the images of the area where the sorting device is located, and sorting abnormity notification is generated when the abnormality is determined, so that an operator can timely know the abnormal sorting condition and handle the abnormal sorting condition, and the sorting accuracy is improved to a certain extent.
Optionally, the anomaly notification includes an image of the detected sorting anomaly and/or information of the article in which the sorting anomaly occurs.
In the embodiment of the application, the abnormal notification comprises the image of the detected sorting abnormality and/or the information of the article with the sorting abnormality, which is helpful for enabling an operator to quickly determine the article with the sorting abnormality.
Optionally, the image with the sorting abnormality detected includes an indication of an article with the sorting abnormality; and/or the image which detects the abnormal sorting comprises an indication of a correct feeding port corresponding to the article which has the abnormal sorting.
In the embodiment of the application, the image detected with the sorting abnormality includes the mark of the article with the sorting abnormality and/or the mark of the correct feeding port corresponding to the article with the sorting abnormality, so that on one hand, the operator can quickly determine the article with the sorting abnormality, and on the other hand, the operator can determine the type of the sorting abnormality, such as article stacking, omission, deviation throwing or clamping and the like.
Optionally, each article to be sorted is allocated with a target position, and if it is determined that an actually reached position of at least one article to be sorted on the sorting device is inconsistent with a corresponding target position based on the image of the area where the sorting device is located, it is determined that there is an abnormal sorting, where the target position is a target joint, and the actually reached position is an actually reached position joint; or, the target position is a target container, and the actually reached position is an actually reached position container.
In the embodiment of the application, when the fact that the actually reached position of at least one article with sorting on the sorting device is inconsistent with the corresponding target position is determined based on the image of the area where the article with sorting on the sorting device is located, the abnormal sorting is determined, and therefore an operator can timely know the condition of article deviation in sorting.
Optionally, in the process of transferring each article to be sorted, the image of the area where the sorting device is located includes a label of a target position of the article to be sorted, and if it is determined that the position where the article to be sorted actually reaches is not consistent with the labeled target position after the article to be sorted is transferred, it is determined that there is a sorting abnormality.
In the embodiment of the application, the target positions of the articles to be sorted are marked in the image of the area where the sorting device is located, and after the articles to be sorted are transferred, whether the actual arrival positions of the articles to be sorted are consistent with the marked target positions is determined, so that the abnormal sorting condition caused by article deviation in sorting can be determined simply, conveniently and intuitively.
Optionally, if it is determined that the retention time of at least one to-be-sorted article on the sorting device on the sorting trolley exceeds the preset time based on the image of the area where the sorting device is located, it is determined that there is an abnormal sorting.
In the embodiment of the application, based on the image of the area where the sorting device is located, when the fact that the stay time of at least one article to be sorted on the sorting device on the sorting trolley exceeds the preset time is determined, the sorting abnormity is determined, and an operator can be helped to learn the sorting abnormity caused by the fact that the article stays in the sorting device in time.
Optionally, if it is determined that the position change of at least one article to be sorted after being transferred to one of the receiving openings is smaller than a preset value based on the images of the areas where the plurality of continuous sorting devices are located, it is determined that there is a sorting abnormality.
In the embodiment of the application, when the position change is smaller than the preset value after at least one article to be sorted is transferred to a connecting opening based on the images of the area where the continuous multiple sorting devices are located, the sorting abnormity is determined, and an operator can timely learn the sorting abnormity caused by article clamping pieces.
Optionally, the method further comprises: and recording the image of the area where the sorting device is located in real time.
In the embodiment of the application, the images of the areas where the sorting devices are located are recorded in real time, so that a basis is provided for analyzing whether sorting abnormity exists or not based on the images of the areas where the sorting devices are located, and on the other hand, a follow-up operator can conveniently repeat the sorting abnormity after learning the abnormal sorting notification, trace the source and the like.
Optionally, the method further comprises: positioning each article to be sorted based on the image of the area in which the sorting device is located; when any one article to be sorted is smaller than a preset distance from the corresponding target joint, marking the target joint of the article to be sorted in the image of the area where the sorting device is located; and when the actually transferred joint of the article to be sorted is inconsistent with the marked target joint of the article to be sorted, determining that the sorting abnormity exists.
In the embodiment of the application, each article to be sorted is positioned based on the image of the area where the sorting device is located, and when any article to be sorted is smaller than a preset distance from the corresponding target joint, the target joint of the article to be sorted is marked in the image of the area where the sorting device is located, so that an operator can learn the progress of the sorting process more intuitively.
Optionally, the number of the cameras is multiple, each camera takes an image of a different area of the sorting device, and the method further includes: and acquiring the image shot by the corresponding camera according to the position of each article to be sorted so as to determine whether the sorting process of the article to be sorted is abnormal.
In the embodiment of the application, images of different areas of the sorting device are shot through different cameras, and the objects to be sorted are favorably positioned.
Optionally, the method further comprises determining an item for which a sorting anomaly has occurred based on the anomaly notification; determining theoretical transfer information of the article, wherein the theoretical transfer information comprises theoretical transfer time and theoretical transfer speed of the article; acquiring actual transfer information of the article based on the PLC log information, wherein the actual transfer information comprises actual transfer time and actual transfer speed of the article; and generating an anomaly analysis report based on the theoretical transfer information and the actual transfer information.
In the embodiment of the application, by generating the abnormity analysis report, the operator can further know the reason causing the sorting abnormity.
Optionally, the sorting system further includes a container conveyor connected to the control device in communication and disposed corresponding to each connecting port, and the containers disposed corresponding to each connecting port are respectively placed on the corresponding container conveyors, and the method further includes: acquiring images of the areas where the container conveyors are located, which are shot by the cameras; determining whether a container is fully loaded based on the image of the area in which each container conveyor is located; if the container is full, the full container is replaced.
In the embodiment of the application, through the image that obtains the regional that each container conveyer place that the camera was shot, based on the image in the region that each container conveyer place, when confirming that there is the container full-load, change the container that lid man was in, help the smooth and easy going on of letter sorting process continuation.
Optionally, if it is determined, based on the image of the area in which each container conveyor is located, that a plurality of containers on at least one of the container conveyors are full, all of the full containers on the at least one container conveyor are replaced.
Optionally, the method further comprises: determining a full load of a plurality of containers on the same container conveyor based on the image of the area in which each container conveyor is located; controlling the frequency of transferring articles to be sorted to the plurality of containers on the same container conveyor based on the fullness of the plurality of containers.
The present application further provides a sorting system comprising: a control device; the camera and the sorting device are in communication connection with the control equipment; wherein the control device comprises a memory and a processor, the memory having stored therein computer readable instructions which, when executed by the processor, cause the processor to perform the aforementioned method of managing a sorting system.
The application also provides a control device applied to the sorting system, the control device comprises a memory and a processor, the memory stores computer readable instructions, and the computer readable instructions, when executed by the processor, cause the processor to execute the management method of the sorting system.
The present application also provides a non-transitory readable storage medium storing computer readable instructions which, when executed by a processor, cause the processor to perform the aforementioned method of managing a sorting system.
The details of one or more embodiments of the application are set forth in the accompanying drawings and the description below. Other features, objects, and advantages of the application will be apparent from the description and drawings, and from the claims.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
Fig. 1 is a block diagram of a sorting system according to an embodiment of the present application.
Fig. 2 is a schematic structural diagram of a sorting system according to an embodiment of the present application.
Fig. 3 is a block diagram of a control device according to an embodiment of the present application.
Fig. 4 is a flowchart of a management method of a sorting system according to an embodiment of the present application.
Icon: a sorting system 100; a sorting device 10; a camera 20; a control device 30; a connector means 40; a docking device 50; a supply device 60; a first loading bay 61; a first dump location 62; a supply waiting position 63; a second loading bay 101; a second dump location 102; a conveying device 11; a sorting trolley 12; a link assembly 41; a rotating device 42; a connector slot 411; a container conveyor 412; a container 413; a processor 31; a memory 32.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application more apparent, the present application is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
In order to facilitate understanding of the technical solution of the management method of the sorting system provided in the present application, before the management method of the sorting system provided in the present application is developed and described, a description is given of the sorting system to which the management method provided in the present application is applied. It is to be understood that the sorting system described herein is merely an example of a sorting system to which the management methods provided herein are applicable and the present application is not limited thereto.
Referring to fig. 1 and 2, an embodiment of the present application provides a sorting system 100, which includes a sorting apparatus 10, a camera 20 and a control device 30. The control device 30 is in communication with the sorting apparatus 10 and the camera 20, respectively. The sorting device 10 is used for sorting items to be sorted. The camera 20 is used to take images and/or video of the area in which the sorting system 100 is located. By arranging the camera device in the sorting system, the operation process of the sorting equipment can be monitored by utilizing images and/or videos shot by the camera device, and the position condition of an article to be sorted in the sorting system can be determined according to the collected images.
Optionally, in another embodiment, the sorting system may further comprise a splicing arrangement 40. The joining means 40 can be arranged around the sorting device 10. The receiving means 40 is adapted to receive a container for receiving the articles sorted by the sorting apparatus 10.
Optionally, in another embodiment, the sorting system 100 may further comprise a docking device 50, and the control apparatus 30 is communicatively connected to the docking device 50. The docking device 50 is adapted to dock with the joining device 40, receive a full container from the joining device 40 or transfer an empty container to the joining device 40 under the control of the control device 30. Through set up the device of plugging into in letter sorting system, can accomplish the change of container automatically, improve the operating efficiency, saved the cost of labor.
Optionally, in another embodiment, the sorting system 100 may further include a supply device 60, and the control apparatus 30 is communicatively coupled to the supply device 60. Under the control of the control device 30, a supply device 60 is arranged adjacent to the sorting device 10 for conveying the items to be sorted to the sorting device 10.
The parts feeder 60 may include a first loading position 61, a first unloading position 62 and a parts waiting position 63. The first loading location 61 and the first unloading location 62 are located at opposite ends of the conveyor structure. The parts supply waiting space 63 is located between the first upper cargo space 61 and the first unloading space 62. Articles to be sorted are placed into the feeder 60 from the first pick-up location 61. The feeder device 60 serves to transfer the articles to be sorted from a first loading position 61 to a first unloading position 62. The feeding device 60 may be a conveyor belt structure, which may be realized by rollers, belts, chains, rollers, or conveyor rollers, for example.
In one embodiment, the first upper cargo space 61 may be provided with weighing means for detecting the weight of the items placed on the first upper cargo space 61.
The sorting apparatus 10 is disposed adjacent to the feeding apparatus 60 for sorting the articles to be sorted after receiving the articles to be sorted transferred from the feeding apparatus 60.
The sorting device 10 has a second loading position 101 and a second unloading position 102. The second loading position 101 is disposed adjacent to the first unloading position 62. The number of the second unloading positions 102 is multiple, and multiple second unloading positions 102 can be arranged at intervals. Alternatively, a plurality of second dump locations 102 are equally spaced. The sorting device 10 is used for receiving the articles to be sorted transferred from the feeding device 60 at the second loading position 101 and conveying the articles to be sorted to the second unloading position 102 corresponding to the articles to be sorted for sorting.
In this embodiment, the sorting apparatus 10 may include a conveying apparatus 11 and a sorting cart 12. A sorting trolley 12 is arranged on the conveyor 11. The sorting cart 12 is used to carry items to be sorted. The conveyor 11 is used to transport the sorting carriages 12. When the transfer device 11 transfers a sorting trolley 12 to the second loading position 101, the supply device 60 transfers the items to be sorted from the first unloading position 62 to the sorting trolley 12 reaching the second loading position 101. The conveying device 11 conveys the sorting cart 12, which receives the articles to be sorted transferred from the first discharge space 62, to the second discharge space 102 corresponding to the articles to be sorted, so as to sort the articles to be sorted.
It will be appreciated that the conveying speed of the conveyor 11 can be set as desired, and that the conveyor 11 can convey the sorting carriages 12 at a constant speed or at variable speeds.
In this embodiment, the conveying device 11 may be a closed rotary circulation structure, that is, the starting point and the end point of the rotary circulation structure are connected together, so that the sorting device 10 is in a closed ring shape, for example, a circular rotary circulation structure, an elliptical rotary circulation structure, an annular rotary circulation structure, a rectangular rotary circulation structure, or an irregular rotary circulation structure designed according to an equipment installation site. Adopt closed type gyration loop construction can realize the continuous circulation of goods and flow the letter sorting, keep lasting motion state, avoid the stop of goods to put, can improve letter sorting efficiency to more save equipment fixing space. It is understood that in other embodiments, the conveyor 11 may also be an open linear structure or a linear structure with a curved shape, such as an L-shape, a U-shape, or a linear structure, provided with a start point and an end point.
The second loading space 101 and the plurality of second unloading spaces 102 are disposed at intervals along the conveyor 11.
The number of sorting carts 12 may be plural. A plurality of sorting carriages 12 are arranged at intervals on the conveyor 11. In this embodiment, a plurality of sorting carts 12 are arranged at equal intervals around the periphery of the conveyor 11. Alternatively, the number of sorting carriages 12 may be equal to the sum of the number of second loading bays 101 and second unloading bays 102.
In one embodiment, there may be a height difference between the top of the sorting cart 12 and the top of the first unloading location 62, and the top of the first unloading location 62 is at a higher height than the top of the sorting cart 12, in order to transfer the items to be sorted located on the first unloading location 62 onto the sorting cart 12. In another embodiment, the deck of the sorting cart 12 is the same height as the deck of the first dump location 62.
In this embodiment, the sorting cart 12 may be implemented as any one of a non-barrier conveyor belt, a conveyor roller, a tipping tray, and a tipping bucket. The conveying direction of the sorting carriages 12 differs from the conveying direction of the conveying device 11 in order to deliver the articles located on the sorting carriages 12 from the sorting device 10 into the corresponding receptacles. For example, if the section of the conveyor 11 where the sorting cart 12 is currently located is a straight section, the conveying direction of the sorting cart may be perpendicular to the conveying direction of the conveyor 11, so that the sorting cart delivers the articles into the containers inside or outside the section of the conveyor 11. If the section of the conveyor 11 where the sorting cart 12 is currently located is an arc segment, the conveying direction of the sorting cart may be perpendicular to the tangential direction of the section of the conveyor 11 (which may also be referred to as the radial direction of the conveyor 11), so that the sorting cart delivers the articles into the containers inside or outside the section of the conveyor 11. For example, if the conveyor is a circular revolving structure as shown in fig. 2, the conveying direction of the sorting cart 12 is radial to the conveyor 11. In particular, the conveying direction of the sorting carriages 12 may be in a direction towards the rotating shaft in the radial direction of the conveyor 11 and/or in a direction away from the rotating shaft in the radial direction of the conveyor 11.
A connector device 40 is provided around the sorting device 10, on which connector device 40 containers are placed for receiving the items sorted by the sorting carriages. In the present embodiment, the link device 40 includes a plurality of link assemblies 41. A plurality of link assemblies 41 are disposed around the conveyor 11. Further, a plurality of link assemblies 41 may be disposed at equal intervals around the conveyor 11. The number of the connector assemblies 41 may correspond to the number of the second unloading positions 102, and the connector assemblies 41 are arranged in one-to-one correspondence with the second unloading positions 102. Optionally, the connector device 40 may further include a rotating device 42, each connector assembly 41 is disposed on the rotating device 42, and the rotating device 42 may rotate each connector assembly 41 around the sorting device 10.
Each gripper assembly 41 includes a container conveyor 412, the container conveyor 412 being adapted to receive a container 413, and the container conveyor 412 being controlled to align at least one container opening of the container conveyor 412 with a sorting cart 12 to receive a delivered article from the sorting cart 12.
Optionally, each link assembly 41 may further include a link slot 411. The fitting slot 411 has a funnel structure. The catch slot 411 is disposed adjacent to the transfer device 11. The plane of the upper notch of the receiving slot 411 and the table-board of the sorting trolley 12 may have a height difference, and the height of the table-board of the sorting trolley 12 is higher than the height of the plane of the notch of the receiving slot 411. The catch basin 411 is mounted on the container conveyor 412, is fixed in position relative to the container conveyor 412 and is disposed adjacent to the transfer device 11. The lower slot opening of the receiving slot 411 is arranged in alignment with the transfer floor of the container conveyor 412, and the container opening on the container conveyor 412 can be brought into alignment with the lower slot opening of the receiving slot 411 by adjusting the container conveyor 412. Through setting up and connect the piece groove, can be so that article accuracy falls into the container, article fall into outside the container when avoiding letter sorting dolly 12 to deliver article.
The container conveyor 412 may be arranged extending in a radial direction of the transfer device 11. The container conveyor 412 is used to place the container 413 and may reciprocate in a radial direction to switch the container 413. The container conveyor 412 may be a conveyor belt structure, which may be implemented by rollers, belts, chains, rollers, or conveyor rollers, for example.
The docking device 50 is arranged outside the connector device 40. In this embodiment, the docking device 50 may be a belt structure. In this embodiment, each connector assembly 41 is rotated around the sorting apparatus 10 by the rotating device 42, so that one end of the container conveyor 412 of each connector assembly 41, which is away from the rotation axis of the rotating device 42, is aligned with one end of the docking device 50, whereby, by the docking device 50 being engaged with the container conveyor 412, a container filled with articles is conveyed to a manual work station for loading and unloading, or an empty container is supplied to the container conveyor 412, so as to receive articles falling from the connector slot 411.
It is understood that in other embodiments, a plurality of connector assemblies 41 may be disposed around the conveyor 11 along the inner edge of the conveyor 11 (i.e., the edge of the conveyor 11 that is closer to the axis of rotation) and the outer edge of the conveyor 11 (i.e., the edge of the conveyor 11 that is farther from the axis of rotation), respectively. The number of connector assemblies 41 is now twice the number of sorting carts. In this case, the joining element 41 located on the inner edge of the conveyor 11 and the joining element 41 located on the outer edge of the conveyor 11 in the same radial direction can share one container conveyor.
It is understood that in other embodiments, the plurality of link assemblies 41 may be positioned around the conveyor 11 along the inner edge of the conveyor 11 (i.e., the edge of the conveyor 11 near the axis of rotation).
The camera 20 is used for acquiring images of the area where the sorting device 10 is located, the area where the receiving device 40 is located and the area where the feeding device 60 is located, so that the control device 30 controls the corresponding devices based on the images of the areas. The camera 20 may be a wide angle camera, a panoramic camera, or the like. In this embodiment, the cameras 20 may be panoramic cameras, and at this time, the number of the cameras 20 may be one. In other embodiments, the camera 20 may be another camera. At this time, the number of the cameras 20 may be plural, and the cameras are respectively installed and fixed corresponding to each device of the sorting system 100, so as to obtain an image of an area where the corresponding device is located.
The control device 30 is connected to the sorting device 10, the camera 20, the connecting device 40, the connecting device 50 and the component supplying device 60, and is used for controlling the operation of each device and equipment.
Referring to fig. 3, the control apparatus 30 includes a processor 31 and a memory 32. It is to be understood that the components and structures of the control device described herein are merely examples, the control device 30 of the present application is not limited thereto, and the control device 30 may have other components and structures as needed. The processor 31, memory 32, and other components that may be present in the control device 30 are electrically connected to each other, either directly or indirectly, such as through one or more communication buses, to enable the transfer or interaction of data.
The memory 32 is used for storing a program or computer readable instructions, for example, a program or computer readable instructions corresponding to a control method appearing later. The processor 31 may be configured to be triggered to execute a program or computer readable instructions corresponding to the control method to execute the control method described later.
Next, a detailed description will be given of a management method of the sorting system provided in the embodiment of the present application.
Referring to fig. 4, an embodiment of the present application provides a management method for a sorting system, which is applied to a control device 30 of the sorting system 100. The method of managing the sorting system may include the following steps.
And step S11, acquiring the image of the area where the sorting device is located, wherein the image is shot by the camera.
And step S12, determining whether the sorting process of the sorting device has sorting abnormity or not based on the image of the area where the sorting device is located.
In step S13, if there is an abnormality, a sorting abnormality notification is generated.
It is understood that the implementation manner of step S11 is different according to the types of cameras
When the camera is a panoramic camera, the number of the cameras can be one. The camera is used for collecting the whole image of the sorting system. At this time, the control device may extract an image of the area where the sorting apparatus is located from the whole image of the sorting system collected by the camera after receiving the whole image.
When the camera is conventional camera, the quantity of camera is a plurality of, and the camera corresponds each mechanism setting of letter sorting system respectively for gather the image that corresponds the regional of mechanism place. Optionally, the camera captures images in real time. At this time, the control device may directly acquire an image of an area where the sorting device is located, the image being acquired by a camera provided corresponding to the sorting device. For example, the control device may store a corresponding relationship between the installation position of the camera and the mechanism, determine the camera corresponding to the sorting device based on the corresponding relationship, and then acquire an image of an area where the sorting device is located, where the image is acquired by the camera.
And step S12, determining whether the sorting process of the sorting device has sorting abnormity or not based on the image of the area where the sorting device is located.
In one embodiment, each article to be sorted is allocated with a target position, and if the actual arrival position of at least one article to be sorted on the sorting device is determined to be inconsistent with the corresponding target position based on the image of the area where the sorting device is located, it is determined that sorting abnormity exists, wherein the target position is a target joint opening, and the actual arrival position is an actual arrival position joint opening; alternatively, the target position is a target container, and the actually reached position is an actually reached position container. It should be noted that the connector opening can be understood as an opening of the container or an upper notch of the connector groove in the previous embodiments. When the position actually reached by at least one article with sorting on the sorting device is determined to be inconsistent with the corresponding target position based on the image of the area on the sorting device, abnormal sorting is determined, so that an operator can timely know the article throwing deviation condition during sorting.
In another embodiment, in the process of transferring each article to be sorted, the image of the area where the sorting device is located includes a label of a target position of the article to be sorted, and if it is determined that the position actually reached by the article to be sorted is inconsistent with the labeled target position after the transfer of the article to be sorted is completed, it is determined that a sorting abnormality exists. Therefore, the abnormal sorting condition caused by the article deviation in the sorting process can be determined simply, conveniently and intuitively.
In another embodiment, if it is determined that the time length of at least one article to be sorted on the sorting device staying on the sorting trolley exceeds the preset time length based on the image of the area where the sorting device is located, it is determined that sorting abnormality exists. Therefore, the sorting device is helpful for operators to timely know the abnormal sorting condition caused by the retention of the articles in the sorting device. It will be appreciated that the preset duration may be the duration of one cycle of rotation of the conveyor of the sorting apparatus.
In another embodiment, if it is determined that the position change of at least one article to be sorted after being transferred to a receiving port is smaller than a preset value based on the images of the areas where the plurality of continuous sorting devices are located, it is determined that a sorting abnormality exists. It should be noted that, if the position change is smaller than the preset value, it indicates that the articles to be sorted are jammed at the joint. Therefore, when the situation that at least one article to be sorted is transferred to one connecting port and the position change is smaller than the preset value is determined based on the images of the areas where the continuous multiple sorting devices are located, the sorting abnormity is determined, and an operator can timely know the sorting abnormity caused by article clamping pieces.
In step S13, if there is an abnormality, a sorting abnormality notification is generated.
In one embodiment, the anomaly notification includes an image of the detected sorting anomaly and/or information of the article in which the sorting anomaly occurred. Thus, the method helps an operator to quickly determine the articles with abnormal sorting.
Optionally, the image in which the sorting abnormality is detected includes an indication of an article in which the sorting abnormality occurs; and/or the image detected to be abnormal in sorting comprises an indication of a correct feeding port corresponding to the article which is abnormal in sorting. Thereby, it is on the one hand helpful for the operator to quickly determine the items where the sorting anomaly occurred and on the other hand helpful for the operator to determine the type of sorting anomaly, e.g. accumulation of items, omission, throw-off or jamming etc.
According to the management method of the sorting system, the images of the area where the sorting device is located and shot by the camera are obtained, the sorting process of the sorting device can be monitored, whether the sorting process of the sorting device is abnormal or not is determined based on the images of the area where the sorting device is located, and when the abnormal sorting process is determined, sorting abnormal notification is generated, so that an operator can timely know the abnormal sorting condition and process the abnormal sorting condition, and sorting accuracy is improved to a certain extent.
It is understood that the method may further comprise: and recording the image of the area where the sorting device is located in real time. Through the image of the area where the real-time recording sorting device is located, on one hand, a basis is provided for the analysis of whether the sorting abnormity exists or not based on the image of the area where the sorting device is located, and on the other hand, a follow-up operator can conveniently repeat the sorting abnormity after learning the notice of the sorting abnormity, trace to the source and the like.
It is understood that the method may further comprise: positioning each article to be sorted based on the image of the area where the sorting device is located; when any article to be sorted is smaller than a preset distance from a corresponding target joint, marking the target joint of the article to be sorted in the image of the area where the sorting device is located; and when the actually transferred joint of the article to be sorted is inconsistent with the marked target joint of the article to be sorted, determining that the sorting abnormity exists. Thereby, the operator is helped to learn more intuitively about the progress of the sorting process.
Wherein the predetermined distance may be a distance of a second unloading location. That is, the conveying device conveys the articles to be sorted to a second unloading position through the sorting trolley, so that the second unloading position corresponding to the target joint opening can be reached.
Optionally, the number of the cameras is multiple, each camera takes an image of a different area of the sorting device, and the method further includes: and acquiring the image shot by the corresponding camera according to the position of each article to be sorted so as to determine whether the sorting process of the article to be sorted is abnormal. Images of different areas of the sorting device are shot through different cameras, and the positioning of the articles to be sorted is facilitated.
It is to be appreciated that the method can further include determining an item for which a sort anomaly has occurred based on the anomaly notification; determining theoretical transfer information of the article, wherein the theoretical transfer information comprises theoretical transfer time and theoretical transfer speed of the article; acquiring actual transfer information of the article based on the PLC log information, wherein the actual transfer information comprises actual transfer time and actual transfer speed of the article; and generating an anomaly analysis report based on the theoretical transfer information and the actual transfer information. By generating an anomaly analysis report, it is helpful to enable the operator to further understand the cause of sorting anomalies. The theoretical transfer time and the theoretical transfer speed can be configured by the system.
It is understood that, when the sorting system further includes a container conveyor connected in communication with the control device and disposed corresponding to each of the receiving openings, and the containers disposed corresponding to each of the receiving openings are respectively placed on the corresponding container conveyors, the method may further include: acquiring images of the areas where the container conveyors are located, which are shot by a camera; determining whether a container is fully loaded based on the image of the area in which each container conveyor is located; if the container is full, the full container is replaced. Thereby, the sorting process is continuously and smoothly performed.
Alternatively, if it is determined that a plurality of containers on at least one container conveyor are full based on the image of the area in which each container conveyor is located, all of the full containers on at least one container conveyor are replaced.
Optionally, the method further comprises: determining a full load of a plurality of containers on the same container conveyor based on the image of the area in which each container conveyor is located; the frequency of transferring articles to be sorted to a plurality of containers on the same container conveyor is controlled based on the full load of the containers.
Based on the same inventive concept, embodiments of the present application provide a computer-readable storage medium, on which computer-readable instructions are stored, and when the program is executed by a processor, the program implements the steps in the sorting method described above.
Any reference to memory, storage, database, or other medium as used herein may include non-volatile. Suitable non-volatile memory can include read-only memory (ROM), Programmable ROM (PROM), Electrically Programmable ROM (EPROM), Electrically Erasable Programmable ROM (EEPROM), or flash memory.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. The above-described embodiments of the apparatus are merely illustrative, and for example, the division of the units is only one logical division, and there may be other divisions when actually implemented, and for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection of devices or units through some communication interfaces, and may be in an electrical, mechanical or other form.
In addition, units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
Furthermore, the functional modules in the embodiments of the present application may be integrated together to form an independent part, or each module may exist separately, or two or more modules may be integrated to form an independent part.
In this document, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions.
The above description is only an example of the present application and is not intended to limit the scope of the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (17)
1. A management method of a sorting system is characterized by being applied to a control device of the sorting system, the sorting system comprises a camera and a sorting device which are in communication connection with the control device, and the method comprises the following steps:
acquiring an image of the area where the sorting device is located, wherein the image is shot by the camera;
determining whether a sorting abnormality exists in the sorting process of the sorting device based on the image of the area where the sorting device is located;
and if the abnormity exists, generating a sorting abnormity notice.
2. The management method according to claim 1, wherein the abnormality notification includes an image in which a sorting abnormality is detected and/or information on an article in which a sorting abnormality occurs.
3. The management method according to claim 2, wherein the image in which the sorting anomaly is detected includes an indication of an article in which the sorting anomaly occurred; and/or
The image which detects the sorting abnormity comprises an indication of a correct feeding port corresponding to the article which has the sorting abnormity.
4. The management method according to any one of claims 1 to 3, wherein each of the items to be sorted is assigned a target position, and if it is determined that a position actually reached by at least one of the items to be sorted on the sorting device does not coincide with the corresponding target position based on the image of the area where the sorting device is located, it is determined that there is a sorting abnormality,
the target position is a target joint port, and the actually reached position is an actually reached position joint port; or, the target position is a target container, and the actually reached position is an actually reached position container.
5. The management method according to claim 4, wherein during the transfer of each article to be sorted, the image of the area where the sorting device is located includes a label of a target position of the article to be sorted, and if it is determined that the position where the article to be sorted actually arrives does not coincide with the labeled target position after the transfer of the article to be sorted is completed, it is determined that a sorting abnormality exists.
6. The method for managing as claimed in any one of claims 1 to 3, characterized in that the presence of a sorting anomaly is determined if, on the basis of the images of the area in which the sorting device is located, it is determined that the length of time during which at least one of the objects to be sorted on the sorting device remains on the sorting trolley exceeds a preset length of time.
7. The method according to any one of claims 1 to 3, wherein a sorting anomaly is determined if, based on successive images of the area in which the sorting devices are located, it is determined that the position change of at least one of the articles to be sorted after transfer to one of the delivery openings is less than a predetermined value.
8. The method according to any one of claims 1-7, further comprising:
and recording the image of the area where the sorting device is located in real time.
9. The method of claim 8, further comprising:
positioning each article to be sorted based on the image of the area in which the sorting device is located;
when any one article to be sorted is smaller than a preset distance from the corresponding target joint, marking the target joint of the article to be sorted in the image of the area where the sorting device is located;
and when the actually transferred joint of the article to be sorted is inconsistent with the marked target joint of the article to be sorted, determining that the sorting abnormity exists.
10. The method of claim 9, wherein the number of cameras is plural, each camera taking an image of a different area of the sorting device, the method further comprising:
and acquiring the image shot by the corresponding camera according to the position of each article to be sorted so as to determine whether the sorting process of the article to be sorted is abnormal.
11. The method for managing according to any of claims 1 to 10, wherein the method further comprises:
determining an article with sorting abnormality based on the abnormality notification;
determining theoretical transfer information of the article, wherein the theoretical transfer information comprises theoretical transfer time and theoretical transfer speed of the article;
acquiring actual transfer information of the article based on the PLC log information, wherein the actual transfer information comprises actual transfer time and actual transfer speed of the article;
and generating an anomaly analysis report based on the theoretical transfer information and the actual transfer information.
12. The method of managing of any of claims 1-11, wherein the sortation system further includes a container conveyor communicatively coupled to the control device and disposed in correspondence with each interface, the containers disposed in correspondence with each interface being placed on the respective container conveyor, the method further comprising:
acquiring images of the areas where the container conveyors are located, which are shot by the cameras;
determining whether a container is fully loaded based on the image of the area in which each container conveyor is located;
if the container is full, the full container is replaced.
13. The method of claim 12, wherein all full containers on at least one container conveyor are replaced if it is determined that a plurality of containers on the at least one container conveyor are full based on the image of the area in which each container conveyor is located.
14. The method of managing according to claim 12, wherein the method further comprises:
determining a full load of a plurality of containers on the same container conveyor based on the image of the area in which each container conveyor is located;
controlling the frequency of transferring articles to be sorted to the plurality of containers on the same container conveyor based on the fullness of the plurality of containers.
15. A sorting system, comprising:
a control device;
the camera and the sorting device are in communication connection with the control equipment;
wherein the control apparatus comprises a memory and a processor, the memory having stored therein computer readable instructions which, when executed by the processor, cause the processor to perform a method of managing a sorting system according to any of claims 1-14.
16. A control device, applied to a sorting system, comprising a memory and a processor, the memory having stored therein computer-readable instructions which, when executed by the processor, cause the processor to carry out a method of managing a sorting system according to any one of claims 1-14.
17. A non-transitory readable storage medium storing computer readable instructions which, when executed by a processor, cause the processor to perform a method of managing a sorting system according to any of claims 1-14.
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| PCT/CN2021/132843 WO2022166324A1 (en) | 2021-02-08 | 2021-11-24 | Management method for sorting system, and sorting system, control device and storage medium |
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| CN202110173498.1A CN113019943B (en) | 2021-02-08 | 2021-02-08 | Management method of sorting system, control device and storage medium |
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| WO2022166324A1 (en) | 2022-08-11 |
| CN113019943B (en) | 2023-08-18 |
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