CN111151461A

CN111151461A - Online checking system

Info

Publication number: CN111151461A
Application number: CN202010041095.7A
Authority: CN
Inventors: 李新; 霍俊; 程怀玉
Original assignee: Sinocloud Wisdom Beijing Technology Co Ltd
Current assignee: Sinocloud Wisdom Beijing Technology Co Ltd
Priority date: 2020-01-15
Filing date: 2020-01-15
Publication date: 2020-05-15

Abstract

The invention discloses an on-line checking system, which comprises a bar code scanning device, an X-ray machine, a sorting device and also comprises: the conveying device comprises at least two conveying channels which are arranged in parallel; the distance measuring device is arranged on the conveying device and used for acquiring the size information of the packages and the position information of the conveying channel; the data processing module is used for processing the package information and distributing the package information to the corresponding conveying channel; the x-ray machine is connected with the conveying device, and the data processing module is electrically connected with the bar code scanning device, the distance measuring device and the sorting device respectively. The invention improves the machine passing efficiency of the package, divides the picture acquired by the optical machine through the image analysis unit, and accurately corresponds the divided picture to the information of the article in the channel through a program, thereby achieving the purposes of shortening the time and improving the machine passing efficiency.

Description

Online checking system

Technical Field

The invention relates to the field of package sorting, in particular to an online checking system.

Background

The online checking system is a system for assisting customs personnel to supervise and check mass mails, express mails and cross-border e-commerce packages, is widely applied to post/express mail and cross-border e-commerce customs supervision operation places, meets supervision requirements of on-screen comparison, checking and the like according to requirements of relevant supervision methods issued by customs headquarters, shortens the customs clearance time of articles to a certain extent, lightens the labor intensity of operators, avoids the false picking rate in the operation process and the like, and has the characteristics of time saving, convenience, accuracy and the like. However, in the current rapid development age, efficiency becomes one of irremediable problems, and how to make a breakthrough on the existing online inspection system becomes one of the important problems to be solved.

At present, the domestic online checking system applied to mails, express mails and cross-border e-commerce is basically composed of a bar code scanning device, a belt conveyor, an X-ray machine, a photoelectric switch and a sorting device. The existing online checking system is limited by the fact that the imaging speed of an X-ray machine is low, so that the package transmission speed of the whole online checking system can only be matched with the speed of the X-ray machine, and the efficiency of a single online checking system cannot be improved any more.

Disclosure of Invention

In view of this, the present invention provides an online checking system, which improves checking efficiency of the existing checking system. The specific contents are as follows:

an online checking system comprises a bar code scanning device, an X-ray machine and a sorting device, and further comprises:

the conveying device comprises at least two conveying channels which are arranged in parallel;

the distance measuring device is arranged on the conveying device and used for acquiring the size information of the packages and the position information of the conveying channel;

the data processing module is used for processing the package information and distributing the package information to the corresponding conveying channel;

the x-ray machine is connected with the conveying device, and the data processing module is electrically connected with the bar code scanning device, the distance measuring device and the sorting device respectively.

Further, the sorting devices are consistent with the conveying channels in number.

Further, the adjacent conveying channels are separated through a separator.

Further, the separator is an isolation mark.

Further, the data processing module comprises: the customs data interaction unit is used for carrying out information interaction with the customs data server;

the image analysis unit is used for analyzing the X-ray machine image to judge the position of the channel where the parcel is located; and the channel control unit is used for receiving the package image information sent by the image analysis unit and the package information sent by the customs data interaction unit and controlling a conveying channel to finish package sorting.

The system further comprises a graph judging device which is electrically connected with the data processing module and used for inspecting the packages on the conveying channel.

Further, the distance measuring device comprises a photoelectric sensor and a PLC (programmable logic controller), wherein the photoelectric sensor sends a wrapping position signal to the PLC; the photoelectric sensor comprises a grating and/or a photoelectric switch.

Further, range unit includes first positioning unit, first positioning unit sets up X-ray machine entrance includes the grating with photoelectric switch, the grating with conveying channel is parallel just the vertical projection of grating is perpendicular with parcel transmission direction, and measuring light is perpendicular to conveying channel, photoelectric switch sets up the conveying channel both sides.

The sorting device is arranged below the conveying device and is connected with the sorting device, and the collecting device is used for collecting suspicious packages sorted by the sorting device.

Furthermore, the sorting device and the conveying channel are respectively two, the sorting device is arranged on the conveying device, and the sorting device comprises a sorting ramp arranged at a sorting outlet.

The invention has the beneficial effects that:

the invention improves the machine passing efficiency of the package, divides the picture acquired by the optical machine through the image analysis unit, accurately corresponds the divided picture with the article information in the channel through a program, and then pushes the bound picture and the corresponding information to the picture judgment device for displaying. Finally, the purpose of shortening the time and improving the machine passing efficiency is achieved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic diagram illustrating a communication structure of modules of an online inspection system according to an embodiment of the present invention;

FIG. 2 is a schematic diagram illustrating an online verification system according to an embodiment of the present invention;

description of reference numerals:

10-a bar code scanning device, a 3-an X-ray machine, 20-a conveying device, 201-a first conveying channel, 202-a second conveying channel, 30-a distance measuring device, 301-a first positioning unit, 302-a second positioning unit, 40-a data processing module, 401-a customs data interaction unit, 402-an image analysis unit, 403-a channel control unit, 50-a sorting device, 501-a first sorting machine, 502-a second sorting machine, 503-a collecting device, 504-a channel, 51-a release outlet and 60-a graph judging device.

Detailed Description

Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.

An on-line checking system, as shown in fig. 1, includes a barcode scanning device 10, an X-ray machine 3, a conveying device 20, a distance measuring device 30, a data processing module 40 and a sorting device 50. The bar code scanning device is used for scanning and inputting the bar code on the package into the system and comparing the bar code with the customs data.

The conveying device 20 comprises at least two conveying channels which are arranged in parallel; the distance measuring device is arranged on the conveying device and used for acquiring the size information of the packages and the position information of the conveying channel; and the data processing module 40 is used for processing the package information and distributing the package information to the corresponding conveying channel.

The x-ray machine 3 is connected with the conveying device 20, and the data processing module 40 is electrically connected with the barcode scanning device 10, the distance measuring device 30 and the sorting device 50 respectively.

The sorting device 50 may be a sorting machine, arranged downstream of the conveying channel. The end of the conveying channel is a release outlet 51, and the position of the sorting machine is a sorting outlet. When the suspicious packages are conveyed to the sorting outlet, the suspicious packages are sorted out by the sorting machine, and the normal packages are directly conveyed to the release outlet.

Further, the conveying device can be a belt conveyor, the conveying channels can be a plurality of belt conveyors arranged in parallel, and adjacent conveying channels are separated through separators; or a plurality of conveying channels can be formed by separating one belt conveyor along the running direction. According to one embodiment of the present invention, the conveyor is a belt conveyor, and the belt is divided into a plurality of conveyor paths by partitions. Placing multiple parcels on different delivery lanes improves the efficiency of the over-inspection.

The conveying channels can be physically isolated, and the isolated bodies can be isolated plates, isolating strips, isolating blocks and the like; the plurality of conveying channels can also be separated by arranging isolation marks on the belt in a sticking, spraying and other modes; the isolation can be carried out by adopting a mode that the laser lamp irradiates an isolation line and the like on the belt conveyor to play a role in isolation warning.

According to one embodiment of the present invention, as shown in fig. 2, the conveying channels are two: a first conveyance path 201 and a second conveyance path 202. Two operators stand outside the first conveying channel 201 and the second conveying channel 202, and place the packages after code scanning on the conveying channel close to one side of the operators. Two parcels can enter the X-ray machine simultaneously, and the parcel information needs to be processed through the data processing module 40 at this time.

The conveying device is characterized in that the number of the conveying channels can be three, multiple operators stand on two sides of the conveying device, packages after being scanned are placed on any one conveying channel, in order to guarantee efficiency, when the packages are placed, the requirement that the packages are on the three channels and pass through the machine at the same time is met, and the data processing module processes the machine-passing package information. Of course, the transport path could be four or five or even more, as the X-ray machine and package size allows.

Further, the data processing module 40 includes: and a customs data interaction unit 401, configured to perform information interaction with a customs data server. According to the present example, the customs data interaction unit 401 is a customs data interaction server.

An image analysis unit 402, configured to analyze the X-ray machine image to determine a position of the passage where the parcel is located. When the packages are conveyed through the X-ray machine through the conveying channel, the pictures of the X-ray machine, which are taken out by the packages of the conveying channel, are on the same picture, the image analysis unit cuts a plurality of packages appearing in the pictures, and the packages after being cut are corresponding to the corresponding conveying channel. According to one embodiment of the present invention, the number of the conveying channels is two, two packages appear in the X-ray image during the machine-passing, and the image analysis unit 402 is an algorithm server, which divides the two packages on one image and corresponds to the channels where the packages are located.

A channel control unit 403, configured to receive and bind the package image information after package cutting sent by the image analysis unit and the declared package information sent by the customs data interaction unit. The number of the channel control units 403 is the same as that of the conveying channels, and one channel control unit corresponds to one conveying channel. And the channel control unit binds the package image information and the package information corresponding to the corresponding conveying channel. According to the present example, the channel control unit is an upper computer. When the suspicious packages are conveyed to the sorting outlet, the channel control unit sends out sorting instructions, and the suspicious packages are sorted out when passing through the corresponding sorting machine.

The customs data interaction unit 401 interacts with the customs data server in two forms: the first interaction form is: the customs data interaction unit downloads the declared package information from the customs data server to the local or transmits the local package information back to the customs data server; the other interaction form is as follows: the bar code scanning gun scans the packages and sends the packages to the channel control unit, and the channel control unit sends the package information to the customs data server to compare the package information in real time.

Further, the line inspection system further comprises a graph judging device 60, wherein the graph judging device 60 is electrically connected with the data processing module 40 and is used for inspecting the packages on the conveying channel. According to an embodiment of the present invention, there are a plurality of the graph determining devices 60, and each graph determining device corresponds to one conveying channel. The channel control unit 403 binds the package image information and the package information, and sends the package image information and the package information to the graph judging device 60 for display, and when a customs graph judging person finds a suspicious package by checking the package image information and comparing the package image information with the package information, the suspicious package is sorted and marked.

Further, the distance measuring device 30 includes a photoelectric sensor and a PLC controller, the photoelectric sensor sends a signal to the PLC controller, and the PLC controller sends the position information to the channel control unit. The channel control unit can also receive the package positioning information and send instructions to the PLC controller to control the sorting machine to sort. The photoelectric sensor comprises a grating and/or a photoelectric switch. The photoelectric switch is used for recording the position of the belt conveyor wrapped in the running direction, and the grating is used for recording the position of the belt conveyor wrapped in the conveying channel and then is transmitted to the channel control unit through the PLC controller to be processed, so that the positioning function is achieved.

According to an embodiment of the present invention, as shown in fig. 2, the distance measuring device includes a first positioning unit 301 and a second positioning unit 302, the first positioning unit 301 is disposed at the entrance of the X-ray machine 3, and includes the grating and the photoelectric switch, the grating is parallel to the conveying channel, the vertical projection of the grating is perpendicular to the package conveying direction, the measuring light is perpendicular to the conveying channel, and the photoelectric switch is disposed at two sides of the conveying channel. One end (emitter or light receiver) of the grating is arranged at the joint of the belts at the two ends, and the other end of the grating is arranged at the opposite side through a bracket. When the package is transported through the grating by the belt, the grating collects the size information of the package and/or judges which conveying channel the package is in. The inlet of the sorting device is provided with a second positioning unit 302, and the second positioning unit 302 has the same structure as the first positioning unit 301. And when in sorting, the channel control unit starts the corresponding sorting machine to sort according to the package positioning.

The distance measuring device further comprises a third positioning unit 303 comprising a photoelectric switch. The third positioning units are arranged on two sides of the belt conveyor, and according to one embodiment of the invention, the third positioning units are arranged at the outlet, the outlet and the inlet of the sorting machine of the optical machine and used for monitoring the conveying position of the packages. When suspicious parcel moves the position of sorting machine, the PLC controller sends locating information for the host computer, sends the letter sorting instruction again by the host computer and sends to the sorting machine through the PLC controller, and the sorting machine sorts out suspicious parcel, and normal parcel then conveys away from the transmission path export.

The sorting device is arranged at the downstream of the conveying device, the sorting device can be a sorting machine, and the sorting machine comprises a balance wheel type sorting machine, a jacking type sorting machine and a vertical flow divider. The sorting devices are consistent with the conveying channels in number. The sorting machine can be arranged on the same side of the conveying device and arranged front and back. When the suspicious packages pass through the corresponding sorting machine, the corresponding sorting machine is started to sort, the suspicious packages which are not corresponding to the sorting machine are not started to be released, and the suspicious packages are sorted again until the suspicious packages are conveyed to the corresponding sorting machine. When transfer passage is two, the sorting machine is two, can set up in conveyor's both sides, and suspicious parcel letter sorting out on every sorting machine will correspond the transfer passage. When the number of the conveying channels is three or more, the channels positioned in the middle can adopt vertical flow dividers, and packages can be sorted out from the lower parts of the conveying channels. The types of the sorting machines can be combined randomly according to the field requirements, and are not repeated.

According to one embodiment of the present invention, as shown in fig. 2, the conveying path is two: a first conveyance path 201 and a second conveyance path 202. The sorting device is two: a first sorter 501 and a second sorter 502. The first sorter 501 and the second sorter 502 are disposed on the conveying path corresponding to the first conveying path 201 and the second conveying path 202, and the wobblers of the two sorters are opposite in direction to sort out the suspicious packages from both sides of the conveying device. The sorting apparatus further comprises sorting ramps, the first 501 and second 502 sorter ramps being connected to the first 5011 and second 5022 sorting ramps, respectively. The ping system further comprises a pooling device 503 arranged below the conveying device, to which pooling device 503 the first and

second sorting ramps

5011 and 5022, respectively, are connected. Suspicious packages sorted out from the first sorting machine 501 reach the collecting device 503 through the first sorting ramp 5011 and pass through the channel 504, and the collecting device 503 collects the suspicious packages on the two sorting machines to one side, so that the inspection space is saved, and the inspection personnel can conveniently open boxes for inspection.

The process of package inspection comprises the following steps: when a parcel needs to be checked by the machine, firstly, an operator needs to scan a bar code pasted on the surface of the parcel by a handheld or automatic bar code scanning device, the scanned bar code is transmitted to an upper computer, the upper computer compares the bar code with a bar code in a customs system database, the upper computer receives a returned related comparison result, if the parcel has reported related information in customs, the parcel can be checked by the on-line machine, the parcel firstly reaches the position of an X-ray machine through a conveying device, the X-ray machine transmits an X-ray picture of the parcel to the upper computer, the upper computer binds the X-ray picture of the parcel with the related information of the parcel, meanwhile, the bound X-ray picture and the information are pushed to a graph judging device for display, when the customs graph judging personnel finds a suspicious parcel through checking the X-ray picture, a sorting button on the graph judging device can be clicked to carry out sorting and marking on the suspicious parcel, when the package is conveyed on the conveying device for a while and reaches the position of the sorting device, the sorting device sorts the suspicious package, and the worker opens the package for inspection. Unmarked suspicious packages are released from release exit 51.

It is noted that, herein, 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. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, elements recited by the phrase "comprising a" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.

Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only used to illustrate the technical solutions of the present invention, and not to limit the protection scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. The utility model provides an online inspection system, includes bar code scanning device, X-ray machine and sorting device, its characterized in that still includes:

2. The online inspection system according to claim 1, wherein the sorting devices correspond to the number of the conveyance paths.

3. The online inspection system according to claim 2, wherein adjacent transport channels are separated by an insulator.

4. The online inspection system according to claim 3, wherein the isolated body is an isolation mark.

5. The online inspection system according to claim 1, wherein the data processing module comprises:

the customs data interaction unit is used for carrying out information interaction with the customs data server;

the image analysis unit is used for analyzing the X-ray machine image to judge the position of the channel where the parcel is located; and

and the channel control unit is used for receiving the package image information sent by the image analysis unit and the package information sent by the customs data interaction unit and controlling a conveying channel to finish package sorting.

6. The online inspection system of claim 1, further comprising a map determination device electrically connected to the data processing module for inspecting the packages on the conveying path.

7. The online inspection system according to claim 1, wherein the distance measuring device includes a photo sensor and a PLC controller, the photo sensor transmitting a package position signal to the PLC controller; the photoelectric sensor comprises a grating and/or a photoelectric switch.

8. The on-line inspection system according to claim 7, wherein the distance measuring device comprises a first positioning unit, the first positioning unit is disposed at the entrance of the X-ray machine and comprises the grating and the photoelectric switch, the grating is parallel to the conveying channel, the vertical projection of the grating is perpendicular to the package conveying direction, the measuring light is perpendicular to the conveying channel, and the photoelectric switch is disposed at two sides of the conveying channel.

9. The on-line inspection system according to claim 1, further comprising a collecting device disposed below the conveying device and connected to the sorting device for collecting together the suspicious packages sorted by the sorting device.

10. The on-line inspection system according to claim 2, wherein the sorting device and the conveying passage are two in number, the sorting device is on the conveying device, and the sorting device includes a sorting ramp provided at a sorting outlet.