CN111539667A - Real-time inventory system and method based on area sensing, device and storage medium - Google Patents
Real-time inventory system and method based on area sensing, device and storage medium Download PDFInfo
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- CN111539667A CN111539667A CN202010312353.0A CN202010312353A CN111539667A CN 111539667 A CN111539667 A CN 111539667A CN 202010312353 A CN202010312353 A CN 202010312353A CN 111539667 A CN111539667 A CN 111539667A
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- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q10/00—Administration; Management
- G06Q10/08—Logistics, e.g. warehousing, loading or distribution; Inventory or stock management
- G06Q10/087—Inventory or stock management, e.g. order filling, procurement or balancing against orders
Abstract
The application discloses a real-time checking system, a real-time checking method, a real-time checking device and a storage medium based on area sensing, wherein bearing information on each layer of goods shelf and trace information of whether people enter and exit from the periphery of the goods shelf are obtained, the trace information is specifically the times of entering and leaving a sensing area around the goods shelf, the bearing information and the trace information are integrated, and a new checking result is determined. According to the technical scheme provided by the embodiment of the application, the states of the shelves are respectively obtained and judged through the two modules, the bearing information on each layer of shelves and the entering and exiting information of personnel around the shelves are obtained, the checking result of each shelf in a new period is determined according to the integration result of the two information, and an alarm is given in time when an abnormal condition occurs; and the material quantity of the current goods shelf can be obtained in real time, so that the manual checking work is omitted, and the checking efficiency and accuracy are improved.
Description
Technical Field
The present invention relates generally to the field of warehousing management, and more particularly to a real-time inventory system and method, apparatus, and storage medium based on area sensing.
Background
With the improvement of the information technology level of enterprises, intellectualization and mechanization have penetrated into various industries to improve the efficiency of the enterprises. The warehouse is used as a storage and processing place of the articles, and the processing capacity and efficiency of the warehouse directly influence the subsequent operation process.
Warehouse management generally comprises warehousing business, ex-warehouse business, warehouse allocation, inventory allocation, virtual warehouse management and the like, a traditional warehouse shelf is only a storage place, only the most basic storage function is realized, how to effectively control human resources and realize real-time intelligent inventory of the warehouse shelf is realized, and real and perfect intelligent deployment of enterprise warehouse information management tends to be achieved. The method has the defects of time consumption, labor consumption and low efficiency, is easy to cause errors in the process of manually inputting the goods into a warehouse management system, and can influence the normal production work of a manufacturing enterprise by repeatedly checking and regularly stopping checking, and most of the whole warehouse checking is arranged at weekend and night because goods receiving and dispatching operation needs to be stopped during the warehouse checking, particularly the whole warehouse checking, the time consumption for checking is too long, and the business development is seriously influenced, so that warehouse managers are very arduous, and the manual checking has error risks. For the above reasons, the inventory cycle is generally defined as week and month, and requires many proofs, with a certain risk of exposure. In order to adapt to high-speed development of services, master the stock state in real time, strive for real-time inventory and avoid possible risks in the storage process, a more efficient inventory mode must be adopted.
Disclosure of Invention
In view of the above-mentioned shortcomings or drawbacks of the prior art, it is desirable to provide a real-time inventory system and method, apparatus, and storage medium based on area sensing.
The first aspect provides a real-time inventory system based on area sensing, which comprises a bearing module arranged on a shelf and used for acquiring bearing information on each layer of shelf and sending the bearing information to a central processing unit;
the area sensing module is arranged on each shelf and used for forming a sensing area around each shelf, detecting whether a trace of people entering and exiting the sensing area exists or not and sending the trace information to the central processing unit;
the system also comprises a central processing unit which is used for receiving the bearing information and the trace information, integrating the bearing information and the trace information and determining the checking result of a new period, wherein the checking result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf.
In a second aspect, an inventory method of a real-time inventory system based on area sensing is provided, which includes the steps of:
acquiring bearing information on each layer of shelf and trace information of whether people enter and leave the shelf, wherein the trace information is the times of entering and leaving the sensing area around the shelf,
integrating the bearing information and the trace information, and determining an inventory result of a new period, wherein the inventory result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf.
In a third aspect, an apparatus is provided, the apparatus comprising:
one or more processors;
memory for storing one or more programs that, when executed by the one or more processors, cause the one or more processors to perform the above-described inventory method.
In a fourth aspect, a computer-readable storage medium storing a computer program is provided, wherein the program is configured to implement the above-mentioned inventory method when executed by a processor.
According to the technical scheme provided by the embodiment of the application, the states of the shelves are respectively obtained and judged through the two modules, on one hand, the bearing information on each layer of shelves is obtained, on the other hand, the entering and exiting information of personnel around the shelves is obtained, the checking result of each shelf in a new period is determined according to the integration result of the two information, and an alarm is given in time when an abnormal condition occurs; and the quantity of the materials on the current shelf can be obtained in real time according to the initial inventory condition or the last-period inventory condition and the change of the weight of the articles on the shelf, so that the manual checking work is omitted, and the checking efficiency and accuracy are improved.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural diagram of a real-time inventory system based on area sensing in this embodiment;
FIG. 2 is an external view of the shelf of the present embodiment;
FIG. 3 is a schematic diagram of the display of the electronic display on the shelf according to the present embodiment;
FIG. 4 is a flowchart illustrating a method for inventory control according to the present embodiment;
fig. 5 is a schematic view of the structure of the apparatus in this embodiment.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1, the present embodiment provides a real-time inventory system based on area sensing, which includes a load-bearing module 10 disposed on a shelf, configured to obtain load-bearing information on each layer of shelf, and send the load-bearing information to a central processing unit 30;
the area sensing module 20 is arranged on each shelf and used for forming a sensing area around each shelf, detecting whether a trace of people entering and exiting the sensing area exists or not and sending the trace information to the central processing unit 30;
the system further comprises a central processing unit 30, wherein the central processing unit is used for receiving the bearing information and the trace information, integrating the bearing information and the trace information, and determining a new-period checking result, and the checking result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf.
In the embodiment, the states of the shelves are respectively obtained and judged through the two modules, on one hand, bearing information on each layer of shelf is obtained, on the other hand, entering and exiting information of personnel around the shelf is obtained, the checking result of each shelf in a new period is determined according to the integration result of the two information, and an alarm is given in time when an abnormal condition occurs; and the quantity of the materials on the current shelf can be obtained in real time according to the initial inventory condition or the last-period inventory condition and the change of the weight of the articles on the shelf, so that the manual checking work is omitted, and the checking efficiency and accuracy are improved.
In this embodiment, the load-bearing information on each shelf is acquired through the load-bearing module, the number of articles on the current shelf and the number of warehouse-in/warehouse-out are determined through the load-bearing information, because the articles in the current warehouse management are usually regularly placed according to categories, and the products of the same type are placed in the same area or on the same shelf, the articles on each shelf have higher uniformity, similar size, similar weight and the like. Further, still carry out the affirmation of personnel business turn over vestige through setting up the regional response module on goods shelves, when personnel business turn over vestige, the affirmation that combines bearing module to carry out every layer of goods shelves material again, can the change condition of effectual definite material and alleviate the work of checing.
Further, the load-bearing module 10 includes a load-bearing inductor 11 and an analog-to-digital converter 12,
each layer of shelf is provided with the bearing inductor 11 which is used for outputting the weight-changing analog signal to the analog-to-digital converter 12 when the goods on each layer of shelf change;
the analog-to-digital converter 12 is configured to receive an analog signal of the load-bearing sensor 11, convert the analog signal into a digital signal, and output the digital signal to the central processing unit 30.
As shown in fig. 2, the load-bearing module in this embodiment includes a load-bearing sensor disposed on each shelf, the load-bearing sensor calculates the actual load-bearing weight of each shelf according to the gravity sensing principle, when an article is placed on any position of the shelf, pressure is generated and applied to the load-bearing sensor, the load-bearing sensor elastically deforms, so that impedance changes, and an excitation voltage is used to change, so as to output a changed analog signal, which is output to an analog-to-digital converter through an amplifying circuit, and converted into a digital signal convenient for processing, and output to a central processing unit for operation control.
Further, the area sensing module 20 comprises an infrared sensing device 21 and a wireless transmission device 22,
the infrared sensing devices 21 are arranged around each shelf, and the area formed by the infrared sensing devices 21 is the sensing area 211 and is used for detecting whether a trace of entering of a person exists or not and sending trace information to the wireless transmission device, wherein the trace information is the number of times of entering and leaving the sensing area 211;
the wireless transmission device 22 is configured to receive the trace information and send the trace information to the central processing unit 30.
As shown in fig. 2, in this embodiment, an area sensing module is further disposed on each shelf, a sensing area formed by the area sensing module is used to detect the trace of entering and exiting of a person, the trace information is specifically the number of times of entering and exiting the sensing area, the entering and exiting are counted as one time, if only the entering or exiting state is detected, the entering or exiting state is abnormal, the central processing unit controls the alarm device to start an alarm, and the state of the worker can be detected by this way, so as to prevent the occurrence of the abnormality; in the embodiment, a closed infrared loop is formed around the shelf through an infrared sensing device, and detection can be performed when people pass in and out to break the infrared loop;
in addition, the trace data that will gather through wireless transmission device is given central processing unit, and the preferred WIFI technique that adopts in this embodiment carries out wireless transmission.
Further, the system also comprises an alarm module 40, which is used for receiving the information of the central processing unit 30 and starting an alarm when the counting result of the new period has errors; the alarm module 40 comprises an audible and visual alarm 41 and an entrance guard 42;
the audible and visual alarm 41 is used for being started after receiving the information of the central processing unit;
the entrance guard controller 42 is used for controlling the opening and closing of the warehouse door according to the information processed by the central processing unit.
In this embodiment, the alarm module is controlled to start an alarm when an abnormal condition is monitored, where the alarm is performed in a manner such as, but not limited to, including an audible and visual alarm, and the audible and visual alarm at least includes one or more of the following: a buzzer, a loudspeaker, a sound box and a warning lamp; the system also comprises an access controller which controls the opening and closing of the warehouse door in time until warehouse managers come to process, check and recover to normal, and a magnetic lock can be used as the access controller in the embodiment.
Further, the system comprises an electronic display 50 arranged on the shelf and used for receiving and displaying the counting result of the central processing unit 30, wherein the electronic display at least displays the actual bearing weight, the weight of a single article, the quantity of the articles and abnormal conditions on the shelf of the current layer.
As shown in fig. 2 and fig. 3, in the present embodiment, an electronic display is disposed on each shelf for receiving the counting result and displaying the basic result, so as to facilitate the operation and check of the staff in the warehouse, wherein the weight of each item needs to be stored in the central processing unit in advance, so as to facilitate the calculation of the quantity of the item.
Further, the central processing unit 30 integrates the bearing information and the trace information, and determining the new inventory result specifically includes:
when no person enters or exits the sensing area 211 of the shelf, the counting result is consistent with the counting result in the previous period, and the counting result is not changed;
when someone enters or exits the sensing area 211 of the shelf, current bearing information is obtained, and if the current bearing information is judged to be consistent with the previous period, the checking result is consistent with the previous period, and the checking result is not changed;
when someone enters or exits the sensing area 211 of the shelf, obtaining current bearing information, judging that the current bearing information is inconsistent with the previous period, calculating the actual weight and the actual number of each layer of shelf at present, and updating the checking result;
and if the current actual quantity exceeds the set rounding deviation threshold value, the checking result is wrong, and the central processing unit controls the alarm module to start.
In this embodiment, a method for determining an inventory result by integrating bearing information and trace information through a central processing unit is described in detail, where in an inventory cycle, no person enters or exits a sensing area of a shelf, that is, the trace information is zero, it is described that an article on the shelf is not changed, there is no need to acquire the bearing information on the current shelf, an inventory result of a new period is the same as an inventory result of a previous period, there is no need to perform inventory again, and redundant inventory work is reduced by combining two modules;
if the fact that a person enters or exits the induction area is detected, further judging whether the bearing information is changed or not, and then changing the checking result of the new period;
if the situation that people enter and exit the sensing area and further bearing information is changed is detected, the total weight of the articles on the current shelf and the number of the articles need to be updated, the number of the articles going out of the warehouse or entering the warehouse is determined, the actual number is calculated according to the obtained actual weight of each layer of shelf and the preset standard weight of a single article,
because the actual weight of each article can not be guaranteed to meet the preset standard weight, a certain tolerance range is also set, namely a rounding deviation threshold value, when the calculated quantity or total weight is out of the deviation threshold value, the change of the quantity of materials on the current shelf and the like is dangerous, and the condition of shelf errors can occur, such as the current load of the shelf is 10kg, the weight of each article is 1kg, the load quantity is 10, and the rounding deviation threshold value of the quantity of the articles is set to be 0.3, therefore, when the current shelf articles are calculated, the load quantity under the full load condition is 9.7-10.3, when the load quantity under the full load condition is not in the above range, a certain risk exists, after the risk condition is found, a safety protection braking device is triggered, an alarm module is started, for example, an audible and visual alarm is started, and a magnetic lock in an access controller controls the warehouse to be closed, until the manager goes to check and verify; can effectively reduce the wrong risk of supporter through above-mentioned step, improve the degree of accuracy of checking, can also save artifical check work, promote check efficiency and accuracy.
The system also comprises a mobile terminal 60, wherein the mobile terminal 60 is a terminal device for calculation and storage, such as any intelligent device of a smart phone, a tablet computer, a desktop computer, a portable computer, and the like, a data storage device is arranged in the mobile terminal, a database for storing sensor data, modeling data, terminal feedback data, and the like is arranged in the mobile terminal, the data in the database follows the principle of first-in first-out, and when the capacity of the database is full, the limited clearing time is earlier. In this example, the database is preferably a MySQL database.
As shown in fig. 4, this embodiment further provides an inventory method of a real-time inventory system based on area sensing, which is characterized by including the steps of:
acquiring bearing information on each layer of shelf and information on whether the periphery of the shelf has traces for people to go in and out,
integrating the bearing information and the trace information, and determining an inventory result of a new period, wherein the inventory result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf.
In the embodiment, the states of the shelves are respectively obtained and judged, so that on one hand, the bearing information on each layer of shelf is obtained, on the other hand, the entering and exiting information of personnel around the shelf is obtained, the new-period checking result of each shelf is determined according to the integration result of the two information, and an alarm is given in time when an abnormal condition occurs; and the quantity of the materials on the current shelf can be obtained in real time according to the initial inventory condition or the last-period inventory condition and the change of the weight of the articles on the shelf, so that the manual checking work is omitted, and the checking efficiency and accuracy are improved.
Further, the "integrating the bearing information and the trace information and determining the inventory result of the new period" specifically includes:
when the trace information is zero, the counting result is consistent with the counting result of the previous period, and the counting result is not changed;
when the trace information is not zero, acquiring current bearing information, judging that the current bearing information is consistent with the previous period, and if the checking result is consistent with the previous period, not changing the checking result;
when the trace information is not zero, acquiring current bearing information, judging that the current bearing information is inconsistent with the previous period, calculating the actual weight and the actual number of each current layer of shelf, and updating the checking result;
and if the current actual quantity exceeds the set rounding deviation threshold value, the checking result is wrong, and an alarm is given.
In the embodiment, the total weight of the goods shelf is sensed in real time, the number of materials on the real-time goods shelf is obtained at the position corresponding to the unit standard weight of the set minimum package, the rounding deviation threshold value is set on each layer of goods shelf, the condition exceeding the threshold value range during calculation is set as an abnormal condition, a safety protection braking mechanism is triggered, measures such as alarming and the like are carried out until a manager carries out inspection and verification, and the risk of placing errors of the goods shelf in storage can be effectively reduced; and just carry out the calculation of goods shelves bearing again when the trace information is nonzero, greatly alleviateed redundant inventory work to real-time article weight and the personnel of business turn over storehouse on to the goods shelves are monitored, have saved the work of artifical inventory, promote the effect and the accuracy of inventory.
The present embodiment also provides an apparatus, which is characterized in that the apparatus includes:
one or more processors;
memory for storing one or more programs that, when executed by the one or more processors, cause the one or more processors to perform the above-described inventory method.
The apparatus provided in this embodiment is shown in fig. 5, which shows a schematic structural diagram of a computer system 300 suitable for implementing the apparatus of the embodiment of the present application.
As shown in fig. 5, the computer system includes a Central Processing Unit (CPU)301 that can perform various appropriate actions and processes in accordance with a program stored in a Read Only Memory (ROM)302 or a program loaded from a storage section into a Random Access Memory (RAM) 303. In the RAM303, various programs and data necessary for system operation are also stored. The CPU 301, ROM 302, and RAM303 are connected to each other via a bus 304. An input/output (I/O) interface 303 is also connected to bus 304.
The following components are connected to the I/O interface 303: an input portion 306 including a keyboard, a mouse, and the like; an output section including a display such as a Cathode Ray Tube (CRT), a Liquid Crystal Display (LCD), and the like, and a speaker; a storage section 308 including a hard disk and the like; and a communication section 309 including a network interface card such as a LAN card, a modem, or the like. The communication section 309 performs communication processing via a network such as the internet. The drive is also connected to the I/O interface 303 as necessary. A removable medium 311 such as a magnetic disk, an optical disk, a magneto-optical disk, a semiconductor memory, or the like is mounted on the drive 310 as necessary, so that a computer program read out therefrom is mounted into the storage section 308 as necessary.
In particular, according to an embodiment of the invention, the process described above with reference to the flowchart of fig. 1 may be implemented as a computer software program. For example, embodiments of screen brightness real-time regulation disclosed herein include a computer program embodied on a computer readable medium, the computer program comprising program code for performing the method illustrated in the flow chart. In such an embodiment, the computer program may be downloaded and installed from a network via the communication section, and/or installed from a removable medium. The above-described functions defined in the system of the present application are executed when the computer program is executed by the Central Processing Unit (CPU) 301.
It should be noted that the computer readable medium shown in the present invention can be a computer readable signal medium or a computer readable storage medium or any combination of the two. A computer readable storage medium may be, for example, but not limited to, an electronic, magnetic, optical, electromagnetic, infrared, or semiconductor system, apparatus, or device, or any combination of the foregoing. More specific examples of the computer readable storage medium may include, but are not limited to: an electrical connection having one or more wires, a portable computer diskette, a hard disk, a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber, a portable compact disc read-only memory (CD-ROM), an optical storage device, a magnetic storage device, or any suitable combination of the foregoing. In the present invention, a computer readable storage medium may be any tangible medium that can contain, or store a program for use by or in connection with an instruction execution system, apparatus, or device.
In the present invention, however, a computer readable signal medium may include a propagated data signal with computer readable program code embodied therein, for example, in baseband or as part of a carrier wave. Such a propagated data signal may take many forms, including, but not limited to, electro-magnetic, optical, or any suitable combination thereof. A computer readable signal medium may also be any computer readable medium that is not a computer readable storage medium and that can communicate, propagate, or transport a program for use by or in connection with an instruction execution system, apparatus, or device. Program code embodied on a computer readable medium may be transmitted using any appropriate medium, including but not limited to: wireless, wire, fiber optic cable, RF, etc., or any suitable combination of the foregoing.
The flowchart and block diagrams in the figures illustrate the architecture, functionality, and operation of possible implementations of apparatus, methods and computer program products for real-time regulation of screen brightness for display devices according to the present application. In this regard, each block in the flowchart or block diagrams may represent a module, segment, or portion of code, which comprises one or more executable instructions for implementing the specified logical function(s). It should also be noted that, in some alternative implementations, the functions noted in the block may occur out of the order noted in the figures. For example, two blocks shown in succession may, in fact, be executed substantially concurrently, or the blocks may sometimes be executed in the reverse order, depending upon the functionality involved. It will also be noted that each block of the block diagrams or flowchart illustration, and combinations of blocks in the block diagrams or flowchart illustration, can be implemented by special purpose hardware-based systems which perform the specified functions or acts, or combinations of special purpose hardware and computer instructions.
The units described in the embodiments of the present invention may be implemented by software, or may be implemented by hardware, and the described units may also be disposed in a processor. Wherein the names of the elements do not in some way constitute a limitation on the elements themselves. The described units or modules may also be provided in a processor, and may be described as: a processor includes a first acquisition module, a second acquisition module, and a calculation module.
As another aspect, the present application also provides a computer-readable medium, which may be contained in the electronic device described in the above embodiments; or may exist separately without being assembled into the electronic device. The computer readable medium carries one or more programs, and when the one or more programs are executed by the electronic device, the electronic device is enabled to implement the method for adjusting and controlling the screen brightness of the display device in real time as described in the above embodiments, and specifically executes the following steps: acquiring bearing information on each layer of shelf and information on whether any person enters the shelf,
integrating the bearing information and the trace information, and determining an inventory result of a new period, wherein the inventory result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf; and if the checking result of the new period has an error, controlling the alarm module to start.
It should be noted that although in the above detailed description several modules or units of the device for action execution are mentioned, such a division is not mandatory. Indeed, the features and functionality of two or more modules or units described above may be embodied in one module or unit, according to embodiments of the present disclosure. Conversely, the features and functions of one module or unit described above may be further divided into embodiments by a plurality of modules or units.
Moreover, although the steps of the methods of the present disclosure are depicted in the drawings in a particular order, this does not require or imply that the steps must be performed in this particular order, or that all of the depicted steps must be performed, to achieve desirable results. Additionally or alternatively, certain steps may be omitted, multiple steps combined into one step execution, and/or one step broken down into multiple step executions, etc.
Through the above description of the embodiments, those skilled in the art will readily understand that the exemplary embodiments described herein may be implemented by software, or by software in combination with necessary hardware.
As another aspect, the present application also provides a computer-readable medium, which may be contained in the electronic device described in the above embodiments; or may exist separately without being assembled into the electronic device. The computer readable medium carries one or more programs which, when executed by one of the electronic devices, cause the implementation of the inventory method as described in the embodiments above.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (10)
1. A real-time inventory system based on area induction is characterized by comprising a bearing module arranged on a shelf, a central processing unit and a control module, wherein the bearing module is used for acquiring bearing information on each layer of shelf and sending the bearing information to the central processing unit;
the area sensing module is arranged on each shelf and used for forming a sensing area around each shelf, detecting whether a trace of people entering and exiting the sensing area exists or not and sending the trace information to the central processing unit;
the system also comprises a central processing unit which is used for receiving the bearing information and the trace information, integrating the bearing information and the trace information and determining the checking result of a new period, wherein the checking result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf.
2. The real-time zone-sensing-based inventory system of claim 1, wherein the load bearing module includes a load bearing sensor and an analog-to-digital converter,
the load-bearing sensor is arranged on each layer of goods shelf and used for outputting the weight-changing analog signal to the analog-to-digital converter when goods on each layer of goods shelf change;
the analog-to-digital converter is used for receiving the analog signal of the bearing inductor, converting the analog signal into a digital signal and outputting the digital signal to the central processing unit.
3. The real-time inventory system based on area sensing of claim 1, wherein the area sensing module comprises an infrared sensing device and a wireless transmission device,
the infrared sensing devices are arranged around each shelf, and the area formed by the infrared sensing devices is the sensing area and is used for detecting whether a trace of a person enters or not and sending trace information to the wireless transmission device, wherein the trace information is the number of times of entering and leaving the sensing area;
the wireless transmission device is used for receiving the trace information and sending the trace information to the central processing unit.
4. The real-time zone-sensing-based inventory system of claim 1, further comprising an electronic display disposed on the shelf for receiving and displaying the inventory results of the central processor, wherein the electronic display displays at least the actual load-bearing weight, the weight of individual items, the quantity of items, and the abnormal condition on the shelf of the current layer.
5. The real-time inventory system based on area sensing of any one of claims 1-4, further comprising an alarm module for receiving the information of the central processing unit and then starting an alarm when the new inventory result has an error;
the alarm module comprises an audible and visual alarm and an access controller;
the audible and visual alarm is used for starting after receiving the information of the central processing unit;
and the access controller is used for controlling the opening and closing of the warehouse door according to the information processed by the central processing unit.
6. The real-time inventory system based on area sensing of claim 5, wherein the central processor integrates the bearing information and the trace information, and determining the inventory result of the new period specifically comprises:
when no person enters or exits the induction area of the shelf, the counting result is consistent with the counting result in the previous period, and the counting result is not changed;
when a person enters or exits the sensing area of the shelf, acquiring current bearing information, judging that the current bearing information is consistent with the previous period, and if the current bearing information is consistent with the previous period, keeping the checking result consistent with the previous period and keeping the checking result unchanged;
when a person enters or exits the sensing area of the goods shelf, obtaining current bearing information, judging that the current bearing information is inconsistent with the previous period, calculating the actual weight and the actual number of each layer of the goods shelf at present, and updating the checking result;
and if the current actual quantity exceeds the set rounding deviation threshold value, the checking result is wrong, and the central processing unit controls the alarm module to start.
7. An inventory method of the real-time inventory system based on area sensing as claimed in any one of claims 1 to 6, characterized by comprising the steps of:
acquiring bearing information on each layer of shelf and trace information of whether people enter and leave the shelf, wherein the trace information is the times of entering and leaving the sensing area around the shelf,
integrating the bearing information and the trace information, and determining an inventory result of a new period, wherein the inventory result at least comprises the actual bearing weight, the number of articles in storage and the number of articles out of storage on each layer of shelf.
8. The inventory method according to claim 7, wherein the step of integrating the weight-bearing information and the trace information to determine the inventory result of the new period specifically comprises the steps of:
when the trace information is zero, the counting result is consistent with the counting result of the previous period, and the counting result is not changed;
when the trace information is not zero, acquiring current bearing information, judging that the current bearing information is consistent with the previous period, and if the checking result is consistent with the previous period, not changing the checking result;
when the trace information is not zero, acquiring current bearing information, judging that the current bearing information is inconsistent with the previous period, calculating the actual weight and the actual number of each current layer of shelf, and updating the checking result;
and if the current actual quantity exceeds the set rounding deviation threshold value, the checking result is wrong, and an alarm is given.
9. An apparatus, characterized in that the apparatus comprises:
one or more processors;
memory storing one or more programs that, when executed by the one or more processors, cause the one or more processors to perform the inventory method of any of claims 7-8.
10. A computer-readable storage medium storing a computer program, characterized in that the program, when executed by a processor, implements the inventory method according to any of claims 7-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010312353.0A CN111539667A (en) | 2020-04-20 | 2020-04-20 | Real-time inventory system and method based on area sensing, device and storage medium |
Applications Claiming Priority (1)
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| CN111994547A (en) * | 2020-08-21 | 2020-11-27 | 温州智点信息科技有限公司 | Unattended digital warehouse |
| CN115561775A (en) * | 2022-09-26 | 2023-01-03 | 武汉物易云通网络科技有限公司 | Mixed scene high-precision cargo management method and system based on laser radar |
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| CN204822879U (en) * | 2015-07-22 | 2015-12-02 | 北京京东尚科信息技术有限公司 | Goods shelves and article system of checing |
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