CN110282383B - Cargo warehousing management system - Google Patents

Cargo warehousing management system Download PDF

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Publication number
CN110282383B
CN110282383B CN201810225886.8A CN201810225886A CN110282383B CN 110282383 B CN110282383 B CN 110282383B CN 201810225886 A CN201810225886 A CN 201810225886A CN 110282383 B CN110282383 B CN 110282383B
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China
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goods
bar code
cargo
conveying
controller
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CN201810225886.8A
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CN110282383A (en
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陶丹丹
张照顺
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Jiangsu Eastwell Supply Chain Management Co ltd
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Jiangsu Eastwell Supply Chain Management Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B65CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65GTRANSPORT OR STORAGE DEVICES, e.g. CONVEYORS FOR LOADING OR TIPPING, SHOP CONVEYOR SYSTEMS OR PNEUMATIC TUBE CONVEYORS
    • B65G43/00Control devices, e.g. for safety, warning or fault-correcting

Abstract

The invention discloses a cargo warehousing management system, which relates to the technical field of warehousing, and adopts the technical scheme that: the system comprises a cargo conveying device, a camera device, an image analysis system and a bar code scanning device, wherein the camera device and the bar code scanning device are sequentially arranged along the conveying direction of the cargo conveying device; the image pickup device is used for acquiring an image of a face, attached with a bar code, of a cargo box on the cargo conveying device, the image analysis system is connected with the image pickup device and used for positioning the image and analyzing the coordinates of the bar code, the bar code scanning device is connected with the image analysis system and used for receiving the coordinates, the bar code scanning device comprises a first controller, a bar code scanner and a driving assembly controlled by the first controller and used for driving the bar code scanner to move in the X-axis direction and the Y-axis direction, and the first controller drives the driving assembly according to the coordinates to enable the bar code scanner to move to a position indicated by the coordinates; the method has the advantages of high automation and high accuracy.

Description

Cargo warehousing management system
Technical Field
The invention relates to the technical field of warehousing, in particular to a goods warehousing management system.
Background
Currently, with the development of economy, the importance of logistics in economy is increasingly embodied. In modern logistics, the storage position of each piece of goods in a warehouse, the quantity and time of the goods entering and leaving the warehouse are reduced, and the goods entering and leaving the warehouse must be very accurate, especially for some goods with high value. In order to prevent the goods from being mixed and mistaked when the goods are put in and out, it is currently the most common practice to perform barcode scanning so as to perform reconfirmation of the goods. Because the bar code of each kind of goods is pasted through the manual work, paste the position and be difficult to guarantee completely unanimous, therefore, scan the bar code and hardly realize through automated equipment, and this also leads to reconfirmation process to consume time, leads to the commodity circulation efficiency to reduce, the increase of cost. How to solve the above problems is a technical problem to be solved urgently in the field.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a cargo storage management system which has the advantages of high automation and high accuracy.
In order to achieve the purpose, the invention provides the following technical scheme:
a cargo warehousing management system comprising: the system comprises a cargo conveying device, a camera device, an image analysis system and a bar code scanning device, wherein the camera device and the bar code scanning device are sequentially arranged along the conveying direction of the cargo conveying device;
the goods conveying device is used for conveying the goods boxes with the bar codes attached to the surfaces;
the camera device is used for collecting images of the surface, attached with the bar codes, of the goods box on the goods conveying device;
the image analysis system is connected with the camera device and used for positioning the image and analyzing the coordinates of the bar code;
the bar code scanning device is connected with the image analysis system and used for receiving the coordinates, the bar code scanning device comprises a first controller, a bar code scanner and a driving component controlled by the first controller and used for driving the bar code scanner to move in the X-axis direction and the Y-axis direction, and the first controller drives the driving component according to the coordinates to enable the bar code scanner to move to the position indicated by the coordinates.
By adopting the technical scheme, a worker carries a cargo box with cargo to a conveying device for transportation, and the side, attached with a bar code, of the cargo box is placed towards the direction capable of being captured by a camera device; by the scheme, when the position of the bar code is not accurate, the bar code can still be accurately and quickly scanned, the automation degree is high, the efficiency is high, and the labor cost is low.
Furthermore, the cargo box comprises at least one bar code attaching surface for attaching a bar code, at least four positioning points are arranged on the bar code attaching surface, the bar code is positioned in an area surrounded by the positioning points, and the image analysis system corrects the image coordinates through the positioning points to enable the boundary position of the area surrounded by the positioning points to correspond to the moving boundary of the bar code scanner.
By adopting the technical scheme, the positioning points are used for identifying and positioning, and the image analysis system corrects the position of the image through the positioning points, so that the boundary of the surrounded area of the positioning points corresponds to the moving boundary of the bar code scanner, and the bar code scanner can move to the corresponding position by the bar code attached to the surrounded area of the positioning points.
Further, the goods conveyer still includes and is used for with the goods box advances to the position correcting unit in goods conveyer middle part, position correcting unit includes the goods sensor, with second controller of goods sensor electric connection and the executive component who is controlled by the second controller, the second controller is used for when the goods sensor perception the goods box is close to the drive executive component with the goods box advances to the goods conveyer middle part.
By adopting the technical scheme, the approach of the goods is sensed through the goods sensor, and the goods are pushed to the middle position of the goods conveying device through the executing assembly; pass the goods box to goods conveyer middle part through position correction device, do not need the manual work to rectify the position of the goods box on the goods conveyer, the image position that camera device gathered at every turn is stable, has improved work efficiency, and is more accurate to the position correction of goods box on goods conveyer.
Further, the execution assembly comprises air cylinders respectively fixed on two sides of the goods conveying device and clamping arms fixed on output shafts of the air cylinders.
Adopt above-mentioned technical scheme, pass the goods that lie in on the goods conveyer through cylinder drive arm lock, the action speed of cylinder is fast, and work efficiency is high.
Further, the executive component is including setting up the support arm of goods conveyer both sides, connecting two the guide bar of support arm, rotate and connect in two the support arm be on a parallel with the guide bar set up have two sections reverse screw thread section the threaded rod with respectively with two reverse screw thread section threaded connection's of threaded rod two arm lock, and two arm lock equal sliding connection in the guide bar still including the drive threaded rod pivoted driving motor.
By adopting the technical scheme, the threaded rod is provided with two reverse thread sections, the two clamping arms are respectively in thread fit with the two reverse thread sections, the guide rod is parallel to the threaded rod and is used for enabling the moving direction of the two clamping arms to follow the extending direction of the threaded rod, the drive motor drives the threaded rod to rotate, and the two clamping arms are synchronously close to or synchronously far away from the goods box on the goods conveying device and can be pushed to the middle part.
Further, two still be provided with respectively on the face that the arm lock is relative with second controller electric connection's pressure sensor, the arm lock with after the goods box laminating pressure sensor to the second controller sends pressure signal, when the second controller receives the pressure signal that two pressure sensors sent, the controller control the executive component resets.
By adopting the technical scheme, when one pressure sensor detects pressure, the position of the goods box is adjusted, when the pressure sensors on the two clamping arms detect pressure, the position of the goods box is adjusted, and the second controller controls the execution assembly to reset, so that the goods box is prevented from being deformed; the advantage of this technical scheme lies in, need not just can the size of automatic adaptation goods box through the parameter of adjustment machine.
Further, rolling parts are respectively arranged on the opposite surfaces of the two clamping arms.
By adopting the technical scheme, the position of the goods box can be adjusted in the conveying process by arranging the rolling piece, namely, the rolling piece is in surface contact with the goods box, so that friction is reduced, the goods conveying device does not need to be suspended in the position correcting process, and the working efficiency is improved.
Further, the rolling part is a ball or a roller which is rotatably connected with the clamping arm.
By adopting the technical scheme, the rolling part is reasonably designed, so that the rolling part is simple to process, low in production cost and better in friction reduction effect.
Further, the rolling member is a rubber member.
By adopting the technical scheme, the rubber piece has elasticity and a soft surface, and is not easy to wear the surface of the cargo box when rolling.
In conclusion, the invention has the following beneficial effects:
the method comprises the following steps that a worker carries a cargo box with cargos to a conveying device for transportation, the side, attached with a bar code, of the cargo box is placed towards the direction capable of being captured by a camera device, the camera device firstly collects an image of the side, attached with the bar code, of the cargo box on the cargo conveying device, then the image is input into an image analysis system, the image analysis system positions the image and analyzes the coordinates of the bar code, the coordinates are sent to a bar code scanning device, the bar code scanning device drives a bar code scanner to move to a corresponding position through a driving assembly according to the coordinates, and when the cargo conveying device conveys the cargo box to the position capable of being scanned by the bar code scanning device, the bar code scanning device scans; by the scheme, when the position of the bar code is not accurate, the bar code can still be accurately and quickly scanned, the automation degree is high, the efficiency is high, and the labor cost is low.
Drawings
In order to more clearly illustrate the embodiments or technical solutions of the present invention in the prior art, the drawings needed to be used in the description of the embodiments or prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a cargo warehousing management system according to an embodiment of the present invention;
FIG. 2 is an enlarged view taken at A in FIG. 1;
FIG. 3 is a schematic structural view of a cargo box according to an embodiment of the present invention;
fig. 4 is a schematic structural diagram of a cargo warehousing management system according to a second embodiment of the present invention;
fig. 5 is an enlarged view at B in fig. 4.
Reference numerals: 100. a cargo transfer device; 101. a conveyor belt; 102. a position correcting device; 110. a camera device; 113. a barcode scanner; 120. a barcode scanning device; 121. a support frame; 122. a first polish rod; 123. a first slider; 124. a first belt; 125. a first motor; 126. a second polish rod; 127. a second slider; 128. a second belt; 129. a second motor; 130. a bar code attaching face; 140. positioning points; 150. a bar code; 160. a cargo sensor; 170. an execution component; 180. a cylinder; 190. clamping arms; 200. a pressure sensor; 201. a rolling member; 210. a support arm; 220. a guide bar; 230. a drive motor; 240. a threaded rod.
Detailed Description
The technical scheme of the invention is explained in detail in the following with the accompanying drawings.
Example one
A cargo warehousing management system, see fig. 1, comprising: the goods conveying device 100, the camera device 110 and the bar code scanning device 120 which are arranged in sequence along the conveying direction of the goods conveying device 100, and an image analysis system.
Specifically, the cargo conveying device 100 includes a conveyor belt 101 for conveying a cargo box with a barcode 150 (see fig. 3) attached to a surface thereof, and further includes a position correcting device 102 for pushing the cargo box to a middle portion of the conveyor belt 101.
With reference to fig. 3, the goods transported in this embodiment are contained in a goods box, and the goods box is in a regular geometric shape, such as a cube or a cuboid, so that the camera device 110 can conveniently acquire uniform images. The cargo box comprises at least one bar code attaching surface 130 for attaching a bar code 150, wherein the bar code attaching surface 130 is placed on the conveyor belt 101 in the embodiment, the bar code attaching surface 130 is provided with at least four positioning points 140, the four positioning points 140 can be identified by the image analysis system after being illuminated by the camera 110, the barcode 150 is located in the area surrounded by the positioning point 140, the image analysis system corrects the image coordinates through the positioning point 140, so that the boundary position of the area surrounded by the positioning point 140 corresponds to the moving boundary of the barcode scanner 113 in the barcode scanning device 120, the process of correcting the image coordinates further includes processing the image, that is, if different batches of boxes are replaced and the size of the boxes is different, the areas surrounded by the positioning points 140 are unified by enlarging or reducing the image.
Specifically, the camera device 110 includes a flash lamp, a liquid crystal display and a camera, and is configured to collect an image of a surface of the cargo box on the cargo conveying device 100, to which the barcode 150 is attached; the camera adopts the CMOS image sensor, the CMOS image sensor can capture clear images in a dynamic scene, and the images are not blurred or bent, so that the goods box can capture cleaned images when moving on the conveyor belt 101, the conveyor belt 101 does not need to be paused when capturing the images, and the working efficiency is improved.
The image analysis system is electrically connected with the flash lamp, the liquid crystal display and the camera respectively and is used for positioning the image and analyzing the coordinates of the bar code 150; the image analysis system adopts one system in the prior art, and for example, the system can comprise an information reading module, a characteristic point extraction module, a matrix member module, a matching point determination module and a comparison module; during analysis, firstly, the image acquired by the camera device 110 is read, the positioning point 140 in the image is extracted by using a mathematical algorithm, and the image in the area surrounded by the positioning point 140 is amplified or reduced, so that the boundary position of the processed image corresponds to the moving boundary of the bar code scanner 113 (combined with fig. 2); a coordinate system is constructed based on the processed image, coordinates corresponding to the barcode 150 are extracted, and the extracted coordinates are transmitted to the barcode scanning device 120. It can be understood that the positioning point 140 is used for identification and positioning, and the image analysis system corrects the position of the image through the positioning point 140, so that the boundary of the area surrounded by the positioning point 140 corresponds to the moving boundary of the barcode scanner 113, and thus the barcode 150 attached to the area surrounded by the positioning point 140 can move to the corresponding position by the barcode scanner 113.
The barcode scanning device 120 is connected to the image analysis system and configured to receive coordinates representing a position of the barcode 150, referring to fig. 2, the barcode scanning device 120 includes a first controller, a barcode scanner 113, and a driving component controlled by the first controller and driving the barcode scanner 113 to move in the X-axis and Y-axis directions, and the first controller drives the driving component according to the coordinates to move the barcode scanner 113 to a position indicated by the coordinates. Specifically, the barcode scanning device 120 includes a support frame 121 supported on the conveyor belt 101, two first polish rods 122 arranged along an X axis are fixedly arranged on the support frame 121, the X axis is perpendicular to a conveying direction of the conveyor belt 101, the two first polish rods 122 are respectively connected with first sliders 123 in a sliding manner, a first belt 124 is fixedly connected to the first slider 123 on the right side in the figure, the first belt 124 is fixed on the first slider 123, the first slider 123 can move along with the transmission of the first belt 124, and a first motor 125 matched with the first belt 124 is arranged on the support frame 121; a second polished rod 126 arranged along the Y axis is fixedly connected between the two first sliding blocks 123, wherein the conveying direction along the conveyor belt 101 is the Y axis, the second polished rod 126 is connected with a second sliding block 127 in a sliding manner, a second belt 128 is fixedly connected to the second sliding block 127, the second belt 128 is fixed to the second sliding block 127, the second sliding block 127 can move along with the transmission of the second belt 128, and a second motor 129 matched with the second belt 128 is fixed to the first sliding block 123 on the left side; the barcode scanner 113 is fixed to the bottom surface of the second slider 127.
In this embodiment, referring to fig. 1, the position calibration device 102 includes a cargo sensor 160, a second controller electrically connected to the cargo sensor 160, and an executing component 170 controlled by the second controller; the cargo sensor 160 is an infrared sensor, and the second controller is configured to drive the executing component 170 to push the cargo box to the middle of the conveyor belt 101 when the cargo sensor 160 senses that the cargo box approaches. The control process is that the goods sensor 160 senses the approach of the goods and the executive component 170 pushes the goods to the middle position of the goods conveyer 100; the goods box is pushed to the middle of the goods conveying device 100 through the position correcting device 102, the position of the goods box on the goods conveying device 100 does not need to be corrected manually, the image position acquired by the camera device 110 at each time is stable, the working efficiency is improved, and the position of the goods box on the goods conveying device 100 is corrected more accurately. Specifically, the actuating assembly 170 includes an air cylinder 180 fixed to both sides of the cargo conveyor 100, and a clamping arm 190 fixed to an output shaft of the air cylinder 180.
Two still be provided with respectively on the face that the arm lock 190 is relative with second controller electric connection's pressure sensor 200, arm lock 190 with after the goods box laminating pressure sensor 200 to the second controller sends pressure signal, when the second controller receives the pressure signal that two pressure sensor 200 sent, the controller control executive component 170 resets. When one pressure sensor 200 detects pressure, it indicates that the position of the cargo box is being adjusted, and when the pressure sensors 200 on the two clamping arms 190 detect pressure, it indicates that the position of the cargo box is adjusted, and at this time, the second controller controls the execution assembly 170 to reset, so as to prevent the cargo box from being deformed; the advantage of this technical scheme lies in, need not just can the size of automatic adaptation goods box through the parameter of adjustment machine.
Rolling members 201 are further respectively disposed on the opposite surfaces of the two clamping arms 190. The rolling member 201 is a ball or a roller rotatably connected to the clamping arm 190. The position of the goods box can be adjusted in the conveying process by arranging the rolling member 201, namely, the rolling member 201 is in surface contact with the goods box, so that friction is reduced, the goods conveying device 100 does not need to be suspended in the position correcting process, and the working efficiency is improved. Through rational design rolling member 201 for this rolling member 201 processing is simple, and low in production cost, and has the effect of preferred reduction friction.
The rolling member 201 is a rubber member. The rubber part has elasticity, and its surface is soft, is difficult to cause wearing and tearing to the goods box surface when rolling.
A worker carries a cargo box with cargo to a conveying device for transportation, and the surface of the cargo box, which is attached with a bar code 150, faces to the direction which can be captured by a camera device 110, the camera device 110 firstly collects the image of the surface, which is attached with the bar code 150, of the cargo box on the cargo conveying device 100, then the image is input into an image analysis system, the image analysis system locates the image and analyzes the coordinate of the bar code 150 and sends the coordinate to a bar code scanning device 120, the bar code scanning device 120 drives a bar code scanner 113 to move to a corresponding position through a driving component according to the coordinate, and the bar code scanning device 120 scans after the cargo box is conveyed to the position which can be scanned by the bar code scanning device 120 by the cargo conveying device 100; by adopting the scheme, when the position of the bar code 150 pasted by a worker is inaccurate, the bar code 150 can still be accurately and quickly scanned, and the automatic scanning system is high in automation degree, high in efficiency and low in labor cost.
Example two
The difference between the present embodiment and the first embodiment is that the actuating assembly 170, referring to fig. 4 and 5, the actuating assembly 170 includes supporting arms 210 disposed at both sides of the conveyor belt 101, a guiding rod 220 connecting the two supporting arms 210, a threaded rod 240 rotatably connecting the two supporting arms 210 and having two reverse threaded sections, and two clamping arms 190 respectively threadedly connected to the two reverse threaded sections of the threaded rod 240; the guide rod 220 is arranged in parallel with the threaded rod 240; and the two clamping arms 190 are slidably connected to the guide rod 220, and further comprise a driving motor 230 for driving the threaded rod 240 to rotate.
Two reverse thread sections are arranged on the threaded rod 240, the two clamping arms 190 are in threaded fit with the two reverse thread sections respectively, the guide rod 220 is parallel to the threaded rod 240 and is used for enabling the moving directions of the two clamping arms 190 to be along the extending direction of the threaded rod 240, the driving motor 230 drives the threaded rod 240 to rotate, and therefore the two clamping arms 190 are close to or far away from synchronously and can push the goods boxes on the conveyor belt 101 to the middle.
It will be understood by those skilled in the art that all or part of the processes of the methods of the above embodiments may be implemented by a computer program, which can be stored in a computer-readable storage medium, and when executed, can include the processes of the above embodiments of the methods. The storage medium may be a magnetic disk, an optical disk, a Read-Only Memory (ROM), a Random Access Memory (RAM), or the like.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiments, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention are included in the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.

Claims (7)

1. A system for managing the warehousing of goods, comprising: the system comprises a cargo conveying device (100), a camera device (110), an image analysis system and a bar code scanning device (120), wherein the camera device (110) and the bar code scanning device (120) are sequentially arranged along the conveying direction of the cargo conveying device (100);
the goods conveying device (100) is used for conveying goods boxes with bar codes (150) attached to the surfaces;
the camera device (110) is used for collecting images of the surface, attached with the bar code (150), of the goods box on the goods conveying device (100);
the image analysis system is connected with the camera device (110) and is used for positioning the image and analyzing the coordinates of the bar code (150);
the barcode scanning device (120) is connected with the image analysis system and used for receiving the coordinates, the barcode scanning device (120) comprises a first controller, a barcode scanner (113) and a driving component controlled by the first controller and used for driving the barcode scanner (113) to move in the X-axis direction and the Y-axis direction, and the first controller drives the driving component according to the coordinates to enable the barcode scanner (113) to move to the position indicated by the coordinates;
the goods box comprises at least one bar code attaching surface (130) used for attaching a bar code (150), at least four positioning points (140) are arranged on the bar code attaching surface (130), the bar code (150) is positioned in an area surrounded by the positioning points (140), and the image analysis system corrects the image coordinate through the positioning points (140) to enable the boundary position of the area surrounded by the positioning points (140) to correspond to the moving boundary of the bar code scanner (113);
the goods conveying device (100) further comprises a position correcting device (102) used for pushing the goods box to the middle of the goods conveying device (100), the position correcting device (102) comprises a goods sensor (160), a second controller electrically connected with the goods sensor (160) and an executing assembly (170) controlled by the second controller, and the second controller is used for driving the executing assembly (170) to push the goods box to the middle of the goods conveying device (100) when the goods sensor (160) senses that the goods box approaches.
2. A cargo storage management system according to claim 1, wherein the actuating assembly (170) comprises an air cylinder (180) fixed to both sides of the cargo conveyor (100) and a clamp arm (190) fixed to an output shaft of the air cylinder (180), respectively.
3. The cargo warehousing management system of claim 1, characterized in that the executing assembly (170) comprises supporting arms (210) disposed at two sides of the cargo conveying device (100), a guiding rod (220) connecting the two supporting arms (210), a threaded rod (240) having two reverse thread sections and rotatably connected to the two supporting arms (210) and disposed parallel to the guiding rod (220), and two clamping arms (190) respectively in threaded connection with the two reverse thread sections of the threaded rod (240), and both clamping arms (190) are slidably connected to the guiding rod (220), and further comprises a driving motor (230) for driving the threaded rod (240) to rotate.
4. The cargo warehousing management system of claim 2 or 3, characterized in that opposite surfaces of the two clamp arms (190) are respectively provided with a pressure sensor (200) electrically connected to the second controller, the pressure sensors (200) send pressure signals to the second controller after the clamp arms (190) are attached to the cargo box, and when the second controller receives the pressure signals sent by the two pressure sensors (200), the controller controls the execution assembly (170) to reset.
5. A cargo warehousing management system according to claim 4 characterized in that said two arms (190) are provided with respective rolling members (201) on opposite faces.
6. A cargo storage management system according to claim 5, characterized in that said rolling members (201) are balls or rollers rotatably connected to said clamping arms (190).
7. A cargo storage management system according to claim 6, characterized in that the rolling members (201) are rubber members.
CN201810225886.8A 2018-03-19 2018-03-19 Cargo warehousing management system Active CN110282383B (en)

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CN113051949B (en) * 2021-05-27 2021-10-22 上海爱用科技股份有限公司 Bar code scanner for electronic commerce

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