CN115178474B - An automated sorting system and sorting method that eliminates the need for initial manual sorting - Google Patents
An automated sorting system and sorting method that eliminates the need for initial manual sortingInfo
- Publication number
- CN115178474B CN115178474B CN202210799088.2A CN202210799088A CN115178474B CN 115178474 B CN115178474 B CN 115178474B CN 202210799088 A CN202210799088 A CN 202210799088A CN 115178474 B CN115178474 B CN 115178474B
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- sorting
- weighing
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- packing
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C3/00—Sorting according to destination
- B07C3/02—Apparatus characterised by the means used for distribution
- B07C3/08—Apparatus characterised by the means used for distribution using arrangements of conveyors
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B07—SEPARATING SOLIDS FROM SOLIDS; SORTING
- B07C—POSTAL SORTING; SORTING INDIVIDUAL ARTICLES, OR BULK MATERIAL FIT TO BE SORTED PIECE-MEAL, e.g. BY PICKING
- B07C5/00—Sorting according to a characteristic or feature of the articles or material being sorted, e.g. by control effected by devices which detect or measure such characteristic or feature; Sorting by manually actuated devices, e.g. switches
- B07C5/16—Sorting according to weight
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- Sorting Of Articles (AREA)
- Branching, Merging, And Special Transfer Between Conveyors (AREA)
Abstract
本发明公开了一种无须人工初步分拣的自动分拣系统及其分拣方法。该自动分拣系统，包括环形交叉带分拣机、转移输送机、进料输送机和自动预分拣上包模块。自动预分拣上包模块包括称重扫码机构和两个导入段。本发明将货物直接输送至自动预分拣上包模块侧部的暂存区，经过一次人工上包后，自动预分拣上包模块自动进行货物的预分类，将两类货物分别输送向环形交叉带分拣机上两个相互独立的分拣区。整个过程中，仅卸货过程和一次上包过程需要涉及人工作业，大大提高了仓内物流分拣的自动化程度，降低了人工成本。此外，本发明将一个环形交叉带分拣机作为两条分拣线使用，大大提高了环形交叉带分拣机的利用效率。
This invention discloses an automated sorting system and method that eliminates the need for manual preliminary sorting. The automated sorting system includes a circular cross-belt sorter, a transfer conveyor, a feeding conveyor, and an automated pre-sorting and packing module. The automated pre-sorting and packing module includes a weighing and scanning mechanism and two inlet sections. This invention directly transports goods to a temporary storage area on the side of the automated pre-sorting and packing module. After one manual packing operation, the automated pre-sorting and packing module automatically pre-sorts the goods, transporting the two types of goods to two independent sorting areas on the circular cross-belt sorter. Throughout the entire process, only the unloading process and one packing operation require manual labor, significantly improving the automation level of warehouse logistics sorting and reducing labor costs. Furthermore, this invention uses one circular cross-belt sorter as two sorting lines, greatly improving the utilization efficiency of the circular cross-belt sorter.
Description
Technical Field
The invention belongs to the technical field of in-bin logistics sorting, and particularly relates to an automatic sorting system without manual preliminary sorting and a sorting method thereof.
Background
The existing warehouse separation scheme has the flow that a truck arrives at the entrance of a warehouse, and a worker unloads cargoes from the truck and places the cargoes in a temporary storage area at the entrance of the warehouse. And then, carrying out preliminary classification (generally dividing into two types) according to the goods distribution areas by workers, and conveying the goods divided into two types to a sorting line through a conveying line for manual package loading and sorting, or conveying the goods to different sorting lines through independent two conveying lines for sorting. The purpose of preliminary classification is to reduce the classification quantity in the primary sorting, reduce the check mouth quantity of carrying out the primary classification on the sorting machine, shorten the sorting dolly from last package to the average stroke of package in-process down to improve the work efficiency of dolly, avoid the goods to appear in the circumstances of package down again after passing through very long journey on the sorting machine.
In the process, unloading, pre-sorting, feeding and packaging operations in batches at sorting lines are carried out, manual participation is needed, labor cost is high, the other type of goods backlog can influence subsequent unloading operations at warehouse inlets due to the mode of feeding the two types of goods in rough sorting, and the mode of feeding the two types of goods in rough sorting simultaneously can avoid the problem of goods backlog, but two independent groups of conveying lines and sorting lines are needed to be configured, equipment cost is high, and the utilization rate of warehouse space is low.
In addition, the packing platforms of the existing annular crossed belt sorting machine are mostly arranged on the outer side of the loop so that workers can conveniently take cargoes to be sorted, but a large amount of space on the inner side of the loop is wasted due to the mode, and the utilization rate of warehouse space is reduced.
Disclosure of Invention
The invention aims to provide an automatic sorting system without manual preliminary sorting and a sorting method thereof.
The invention discloses an automatic sorting system without manual preliminary sorting, which comprises an annular cross belt sorting machine, a transfer conveyor, a feeding conveyor and an automatic pre-sorting and packing module. The feed conveyor is used to receive the sorted goods and to convey the goods to the transfer conveyor. The transfer conveyor is used for conveying cargoes to a cargo temporary storage area of the automatic pre-sorting and packing module. The annular crossed belt sorter is divided into two sorting areas. Each sorting area includes an upper wrapping section and a sorting section. The automatic pre-sorting and packing module is arranged on the inner side of the annular cross belt sorting machine.
The automatic pre-sorting and packing module comprises a weighing code scanning mechanism and two leading-in sections. The lateral part of the weighing and code scanning mechanism is provided with a cargo temporary storage area. The weighing and code scanning mechanism comprises a weighing and conveying mechanism, a pre-sorting identification camera and two buffer sections. The input ends of the two buffer sections are respectively butted with the two ends of the weighing and conveying mechanism. The weighing and conveying mechanism can detect the weight of goods above the weighing and conveying mechanism and can convey the goods to any buffer section. The pre-sorting identification camera is arranged right above the weighing and conveying mechanism and is used for shooting cargoes on the weighing and conveying mechanism. Each automatic pre-sorting and packing module corresponds to two packing tables. The two upper wrapping platforms are respectively in butt joint with the two upper wrapping sections of the annular cross belt sorting machine. The two upper package platforms are respectively connected with the two buffer sections through the two leading-in sections.
In the working process, cargoes are conveyed to a cargo temporary storage area of an automatic pre-sorting and packing module through a feeding conveyor and a transferring conveyor, cargoes in the cargo temporary storage area are manually packed to a weighing and code scanning mechanism, the weighing and code scanning mechanism detects the weight of the cargoes and collects images of the cargoes, and after the category of the cargoes is judged, the cargoes are conveyed to a sorting area of an annular cross belt sorter corresponding to the category of the cargoes through a corresponding leading-in section and a packing table.
Preferably, the plurality of automatic pre-sorting and packing modules are sequentially arranged at intervals along the direction of the straight line segment of the sorting machine on the inner side of the annular cross belt sorting machine.
Preferably, each automatic pre-sorting and packing module comprises two weighing and code scanning mechanisms. The two weighing and code scanning mechanisms are arranged between the two leading-in sections side by side. The two sides of the automatic pre-sorting and packing module are respectively provided with a cargo temporary storage area, and one cargo temporary storage area is shared between two adjacent automatic pre-sorting and packing modules.
Preferably, the pre-sorting recognition camera is installed on a rack of the weighing and code scanning mechanism through a mounting bracket. The two mounting brackets are arranged between the two weighing and conveying mechanisms.
Preferably, in the sorting process, each weighing and code scanning mechanism is correspondingly provided with a worker, and the cargoes in the cargo temporary storage area are placed on the weighing and code scanning mechanisms. Two workers between two adjacent automatic pre-sorting and packing modules work back to back.
Preferably, the junction of the upper package section and the sorting section of the unified sorting area of the annular cross belt sorting machine is provided with five-surface sweeping equipment. The upper package platform includes 3~7 sections conveyer belts of establishing ties, divide into and supply package input section, a plurality of sections and supply package acceleration section and supply package output section. The speed of the packet acceleration section is increased section by section, and the bottom surface code scanning device is arranged at the packet loading station. The bottom surface code scanning device is arranged at a gap between two adjacent sections of conveying belts and is arranged upwards. The code scanning device on the bottom surface is matched with five-surface scanning equipment on the annular cross belt sorting machine, and even if the package rolls at the joint of the automatic pre-sorting and packing module and the packing table, the code scanning of the bar code can still be ensured to be successful. In addition, accuracy of the five-surface scanning is improved, and if goods are not loaded on a correct trolley, the goods can be found in time.
Preferably, the two upper package sections are respectively positioned at the middle positions of the two straight line sections of the annular cross belt sorting machine, so that the sum of conveying distances from the two upper package sections to the automatic pre-sorting upper package module is reduced.
Preferably, the cargo temporary storage area adopts a cargo hopper, an inclined slideway is arranged on the cargo hopper, and the top of the inclined slideway is in butt joint with the output area of the transfer conveyor. The bottom of the inclined slideway is connected with a goods storage area. The goods on the output area of the transfer conveyor are sent into the goods temporary storage area through a goods distributing mechanism, and the goods distributing mechanism comprises a distributing plate and a distributing driving mechanism. The inner end of the shifting plate is rotationally connected with the frame and is positioned at one side of the output area of the transfer conveyor, which is far away from the inclined slideway. The shifting plate is driven to turn by the distributing driving mechanism. The shifting plate is provided with two working positions, the shifting plate does not influence the goods conveying of the output area of the transfer conveyor when in the first working position, and the shifting plate shifts the goods conveyed on the output area of the transfer conveyor into the corresponding inclined slide ways when being turned to the second working position.
Preferably, photoelectric sensors are arranged at two ends above the conveying surface of the weighing and conveying mechanism, and the photoelectric sensors are used for detecting the length of cargoes.
Preferably, the conveying direction of the weighing conveying mechanism is perpendicular to the conveying direction of a corresponding upper wrapping section on the annular cross belt sorting machine, the output end of the guide-in section is connected with the side part of the input end of a corresponding upper wrapping table, the output end of the upper wrapping table is connected with the side part of the upper wrapping section of the annular cross belt sorting machine, the conveying direction of the guide-in section forms an included angle theta 1 with the conveying direction of the corresponding upper wrapping table, and the conveying direction of the upper wrapping table forms an included angle theta 2;θ1+θ2 =90 DEG with the corresponding upper wrapping section on the annular cross belt sorting machine.
Preferably, an included angle of 50-75 degrees is formed between the conveying direction of the leading-in section and the conveying direction of the corresponding upper wrapping table, a blocking guide plate is arranged on the outer side of the connecting position of the leading-in section and the upper wrapping table, the blocking guide plate is in a V shape and is divided into a first guide section and a second guide section, the first guide section is flush with the edge of the leading-in section, and the second guide section is aligned with the edge of the upper wrapping table far away from the leading-in section.
Preferably, the buffer section, the leading-in section and the wrapping table are all formed by adopting one belt conveyor or a plurality of belt conveyors in series.
Preferably, the transfer conveyors are all installed in the warehouse, and are provided with an input area close to the unloading position of the warehouse and an output area close to the respective pre-sorting and packing module.
Preferably, the infeed conveyor is mounted in a discharge position of the warehouse and the input end is aligned with the discharge position of the truck. The output ends of each of the plurality of infeed conveyors are connected to the side of the infeed area of the transfer conveyor.
The working method of the automatic sorting system without manual preliminary sorting comprises the following steps:
step one, a truck is driven to a discharge area at the entrance of a warehouse, and a worker sends cargoes to a corresponding feeding conveyor.
And secondly, enabling the goods to enter one of the goods temporary storage areas through the feeding conveyor and the transferring conveyor.
And thirdly, conveying the goods temporary storage area to a weighing and code scanning mechanism by a worker nearest to the goods temporary storage area.
And fourthly, detecting the weight of the goods by a weighing and conveying mechanism on the weighing and code scanning mechanism, photographing and identifying the goods by a pre-classifying and identifying camera, primarily classifying the goods according to the bar code information at the identifying position, and then conveying the goods to a packing table corresponding to the type of the goods by the weighing and conveying mechanism.
And fifthly, conveying the cargoes to corresponding upper package sections on the annular cross belt sorting machine by the upper package table. When the annular cross belt sorter reaches the corresponding lower package grid, the goods are sent into the lower package grid, and automatic sorting of the goods is completed.
The invention has the beneficial effects that:
1. According to the automatic pre-sorting and packing device, cargoes are directly conveyed to the temporary storage area at the side part of the automatic pre-sorting and packing module, after being manually packed once, the automatic pre-sorting and packing module automatically performs pre-sorting of the cargoes, and the two cargoes are respectively conveyed to two mutually independent sorting areas on the annular cross belt sorter, so that the average travel of the trolley in one-time sorting is shortened. In the whole process, only the unloading process and the one-time packing process need to involve manual operation, so that the automation degree of sorting logistics in the bin is greatly improved, and the labor cost is reduced.
2. According to the invention, one annular cross belt sorter is used as two sorting lines, so that the utilization efficiency of the annular cross belt sorter is greatly improved. In addition, the automatic pre-sorting and packing module is arranged on the inner side of the annular cross belt sorting machine, so that the sum of distances from the automatic pre-sorting and packing module to two sorting areas of the annular cross belt sorting machine is minimized, and the equipment cost of the automatic pre-sorting and packing module is reduced. In addition, the space inside the annular cross belt sorting machine is fully utilized, and the space utilization rate of the warehouse is improved.
3. The automatic pre-sorting and packing machine comprises a plurality of automatic pre-sorting and packing modules, wherein the automatic pre-sorting and packing modules are sequentially arranged at intervals on the inner side of an annular cross belt sorting machine, workers are respectively arranged on two sides of each automatic pre-sorting and packing module, the workers between two adjacent automatic pre-sorting and packing modules work back to back, the operation processes are not affected, and the packing efficiency is greatly improved. In addition, the invention utilizes the feeding conveyor and the transferring conveyor to directly convey cargoes to the temporary storage area at the side part of the automatic pre-sorting and packing module, so that the staff only need to concentrate on packing operation, the operation complexity of the staff is reduced, and the working efficiency is improved.
4. According to the invention, the blocking guide plate is arranged on the outer side of the joint of the leading-in section and the wrapping table, so that the stability of the posture of the wrapping in the process of being transferred to the wrapping table is ensured, and the larger deviation of the angle and the position of the wrapping is avoided.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic view of the installation of a single automated pre-sort breading module within an endless cross-belt sorter of the present invention;
fig. 3 is a schematic structural diagram of an automatic pre-sorting and packing module in the present invention.
Fig. 4 is a partial enlarged view of a portion a in fig. 2.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1 and 2, an automatic sorting system without manual preliminary sorting includes an endless cross-belt sorter 1, a transfer conveyor 2, a plurality of feed conveyors 3, and a plurality of automatic pre-sorting and bagging modules 4. The transfer conveyors 2 are each installed in the warehouse, provided with an input area close to the unloading position of the warehouse and an output area close to the respective pre-sorting and packing module 4. A plurality of infeed conveyors 3 are mounted in the unloading position of the warehouse with the inputs aligned with the plurality of truck unloading positions, respectively, the outputs of each of the plurality of infeed conveyors 3 being connected to the sides of the input area of transfer conveyor 2. The goods input position of the respective pre-sorting wrap module 4 is located at the side of the output area of the transfer conveyor 2. The transfer conveyor 2 is used for automatically transferring cargoes fed into the input area by the plurality of feeding conveyors 3 to the output area and feeding the cargoes from the output area to the cargo temporary storage position of the respective pre-sorting and packing module 4.
The endless cross-belt sorter 1 is divided into two sorting zones. Each sorting area includes an upper wrapping section and a sorting section. The two upper wrapping sections are respectively positioned at the middle positions of the two straight line sections of the annular crossed belt sorter 1. The output ends of the two upper package sections are provided with five-surface sweeping equipment 6. The respective pre-sorting and packing modules 4 are sequentially arranged at the middle position inside the annular cross belt sorter 1. The automatic pre-sorting and packing module 4 can automatically perform primary screening on cargoes, divide the cargoes into two types according to requirements, and convey opposite directions respectively. The two types of goods that are initially classified may be goods from different distribution areas, such as the north area of the warehouse and the south area of the warehouse. Two goods output positions for outputting two types of goods on the automatic pre-sorting and packing module 4 are respectively in butt joint with the side parts of the upper packing section on the annular cross belt sorting machine 1.
As shown in fig. 3 and 4, the automatic pre-sorting and packing module 4 comprises a cargo temporary storage area 4-1, a weighing and code scanning mechanism 4-2 and two leading-in sections 4-3. Each automatic pre-sorting and packing module 4 corresponds to two packing tables 5, and the two packing tables 5 are respectively arranged at opposite ends of the corresponding automatic pre-sorting and packing module 4 and are respectively butted with the two packing sections of the annular cross belt sorter 1. The cargo temporary storage area 4-1 adopts a cargo hopper, an inclined slideway is arranged on the cargo hopper, and the top of the inclined slideway is in butt joint with the output area of the transfer conveyor 2. The bottom of the inclined slide way is connected with a goods storage area for temporarily storing input goods so as to facilitate the packing operation of workers.
The output area of the transfer conveyor 2 is provided with goods distributing mechanisms corresponding to the number of inclined slides. The goods distributing mechanism is arranged on the frame and comprises a distributing plate and a distributing driving mechanism. The inner end of the shifting plate is rotatably connected with the frame and is positioned at one side of the output area of the transfer conveyor 2 far away from the inclined slideway. The outer end of the shifting plate is positioned at one side of the inner end of the shifting plate, which is close to the conveying direction of the output area of the transfer conveyor 2.
The shifting plate is driven to turn by the distributing driving mechanism. The distributing driving mechanism adopts an air cylinder. The frame of the cylinder body of the distributing driving mechanism is rotationally connected. The end of the piston rod is rotationally connected with the side surface of the shifting plate, and the shifting plate is driven to turn over by the expansion and contraction of the air cylinder. The shifting plate is provided with two working positions, the shifting plate is separated from the output area of the transfer conveyor 2 in the first working position, and the shifting plate shifts the goods conveyed on the output area of the transfer conveyor 2 into the corresponding inclined slide ways in the second working position when the shifting plate is turned over.
The weighing and code scanning mechanism 4-2 comprises a weighing and conveying mechanism 4-2-1, a mounting bracket 4-2-2, a pre-sorting identification camera 4-2-3 and two buffer sections 4-2-4. The weighing and conveying mechanism 4-2-1 is arranged on the frame, adopts a belt conveyor, and performs weighing through a pressure sensor. The pre-sorting identification camera 4-2-3 is arranged on the frame through the mounting bracket 4-2-2 and is positioned right above the weighing and conveying mechanism 4-2-1 and used for carrying out image acquisition and scanning operation on cargoes placed on the weighing and conveying mechanism 4-2-1 and reading information of the cargoes, sorting the cargoes according to the information of the cargoes and conveying the cargoes of different types to the packing table 5 in the opposite direction. The two ends of the weighing and conveying mechanism 4-2-1 are respectively in butt joint with the input ends of the two buffer sections 4-2-4. Photoelectric sensors are arranged at two ends above the conveying surface of the weighing and conveying mechanism 4-2-1, and the length of goods is judged according to the time length of detecting the target object by the photoelectric sensors and the conveying speed of the weighing and conveying mechanism 4-2-1.
The output ends of the two buffer sections 4-2-4 in the same weighing and code scanning mechanism 4-2 are respectively in butt joint with the input ends of the two leading-in sections 4-3. The output ends of the two leading-in sections 4-3 are respectively connected with the side parts of the input ends of the two upper wrapping tables 5, and the output ends of the upper wrapping tables 5 are in butt joint with the side parts of the corresponding upper wrapping sections on the annular cross belt sorter 1. The buffer section 4-2-4, the leading-in section 4-3 and the wrapping table 5 are all formed by adopting one belt conveyor or a plurality of belt conveyors in series. The conveying direction of the leading-in section 4-3 forms an included angle of 60 degrees with the conveying direction of the corresponding upper wrapping table 5, and the conveying direction of the upper wrapping table 5 forms an included angle of 30 degrees with the conveying direction of the corresponding upper wrapping section on the annular sorting machine, so that cargoes with the conveying direction on the weighing code scanning mechanism 4-2 perpendicular to the running direction of the upper wrapping section of the annular cross belt sorting machine 1 are accurately fed into the annular cross belt sorting machine 1.
The outside of the junction of the leading-in section 4-3 and the corresponding upper wrapping table 5 is provided with a blocking guide plate 7. The blocking guide plate 7 is V-shaped and is divided into a first guide section and a second guide section. The first guide section is flush with the edge of the lead-in section 4-3. The second guide section is aligned with the edge of the input end of the wrapping station 5 remote from the lead-in section 4-3. The blocking guide plate 7 is used for guaranteeing the stability of the posture of the package in the process of being transferred to the packing table 5 and avoiding the larger deviation of the angle and the position of the package.
Each automatic pre-sorting and packing module 4 comprises two weighing and code scanning mechanisms 4-2. The two weighing and code scanning mechanisms 4-2 are arranged between the two upper packing tables 5 side by side. The two mounting brackets 4-2-2 are arranged between the two weighing and conveying mechanisms 4-2-1, so that on one hand, the two weighing and conveying mechanisms 4-2-1 are separated, the available placement area is convenient for workers to judge, and on the other hand, the situation that workers are blocked from being packed up can be avoided. The goods output by the two weighing and code scanning mechanisms 4-2 are sent into the upper packing table 5 through the leading-in section 4-3.
The two sides of the automatic pre-sorting and packing module 4 are respectively provided with a goods temporary storage area 4-1, one goods temporary storage area 4-1 is shared between two adjacent automatic pre-sorting and packing modules 4, each weighing and code scanning mechanism 4-2 is correspondingly provided with a worker, and goods in the goods temporary storage areas 4-1 are placed on the weighing and code scanning mechanisms 4-2.
The design that the conveying direction of the weighing and code scanning mechanism 4-2 is perpendicular to the running direction of the wrapping section of the annular cross belt sorter 1 enables the automatic pre-sorting and wrapping modules 4 to be more compact, and the number of wrapping workers capable of being arranged inside the annular cross belt is increased. In addition, two workers are arranged on the workbench between every two adjacent automatic pre-sorting and packing modules 4, and work back to back without interference. The package is automatically conveyed to the cargo temporary storage area 4-1 at the side part of the workbench after being unloaded from the truck, so that the pre-screening operation of the cargo into the bin and the operation of manually conveying the cargo in the bin are omitted, the warehouse space is saved, and the sorting efficiency is improved.
As a preferable technical scheme, the weighing and code scanning mechanism 4-2 comprises a packet supply control computer, a pre-sorting identification camera 4-2-3, a first conveying belt, a weighing unit and a photoelectric position detection switch, wherein the packet is distinguished to be conveyed to an area A or an area B through an identification menu, the information is transmitted to an upper computer, the belt is controlled to rotate positively and negatively, and meanwhile, the weight information of the packet is bound with a bar code.
As a preferable technical scheme, the buffer section 4-2-4 comprises a second conveyer belt and a photoelectric position detection switch, and is mainly used for package queuing and temporary storage.
As a preferred technical scheme, the upper package table 5 comprises three to seven sections of conveyer belts connected in series, and is divided into a package feeding input section 4-3, a package feeding accelerating section and a package feeding output section. The speed of the packet supplying accelerating section is increased section by section, the packet supplying efficiency is gradually increased within 2000-4000 packets/hour, and the more the number of sections of the packet supplying accelerating section is, the higher the packet supplying efficiency is.
As a preferable technical scheme, the automatic package supply has higher requirement on front-end incoming package, the label surface of the incoming package needs to face in a designated direction (the label needs to face upwards when a scanner is in top scanning, and the label cannot face downwards when five sides scan), and the incoming package needs to be made into a single piece, but even if the two-dimension code of the goods faces upwards when initially packaged, the goods possibly turn over in the transportation process to cause the change of the two-dimension code, therefore, the invention is provided with the bottom surface code scanning device at the package loading table 5, and can effectively identify the condition that the bar code does not face upwards when the package rolls in the operation process in cooperation with the five-side scanning equipment on the annular cross belt sorter 1, thereby improving the sorting accuracy. The bottom surface is swept a yard device and is set up in the clearance department between two sections conveyer belts, and just set up.
The working method of the automatic sorting system without manual preliminary sorting comprises the following steps:
Step one, the truck runs to a unloading area at the warehouse entrance, and a worker sends the goods to a corresponding feeding conveyor 3.
And secondly, the cargoes enter one of the cargo temporary storage areas 4-1 through the feeding conveyor 3 and the transferring conveyor 2.
And thirdly, the worker nearest to the goods temporary storage area 4-1 sequentially sends the goods in the goods temporary storage area 4-1 to the weighing and code scanning mechanism 4-2 which is responsible for the worker in the goods temporary storage area in a single-face upward posture.
The weighing and conveying mechanism 4-2-1 on the weighing and code scanning mechanism 4-2 detects the weight of the goods, the pre-sorting and identifying camera 4-2-3 shoots and identifies the goods, the goods are initially sorted according to addresses corresponding to two-dimensional codes on the goods in the images, and then the weighing and conveying mechanism 4-2-1 sends the goods to the packing table 5 corresponding to the initial sorting.
And step five, the upper packing table 5 sends cargoes to a sorting trolley at the corresponding upper packing section on the annular cross belt sorting machine 1. When the annular cross belt sorter 1 reaches the corresponding lower package grid, the cargoes are sent into the lower package grid, and automatic sorting of the cargoes is completed.
In the process, only the unloading process of the truck and the process of conveying the cargoes to the weighing and code scanning mechanism 4-2 need to use manpower, so that the labor cost of primary screening and packaging at the warehouse entrance in the prior art is saved, and the space and equipment cost required by in-warehouse transportation after primary classification are saved.
Claims (8)
1. An automatic sorting system without manual preliminary sorting comprises an annular cross belt sorting machine (1), a transfer conveyor (2) and a feed conveyor (3), and is characterized by further comprising an automatic pre-sorting and packing module (4), wherein the feed conveyor (3) is used for receiving sorted cargoes and conveying the cargoes to the transfer conveyor (2), the feed conveyor (3) is arranged at a unloading position of a warehouse, an input end of the feed conveyor (3) is aligned with a truck unloading position, an output end of each feed conveyor (3) is connected to the side part of an input area of the transfer conveyor, the transfer conveyor (2) is used for conveying the cargoes to a cargo temporary storage area (4-1) of the automatic pre-sorting and packing module (4), the annular cross belt sorting machine (1) is divided into two sorting areas, each sorting area comprises a packing section and a sorting section, the automatic pre-sorting and packing module (4) is arranged at the inner side of the annular cross belt sorting machine (1), and the automatic pre-sorting and packing module (4) carries out pre-sorting of the cargoes and conveying the two kinds of cargoes to the annular cross belt sorting and sorting areas which are independent to each other;
the automatic pre-sorting and packing module (4) comprises a weighing and code scanning mechanism (4-2) and two leading-in sections (4-3), a cargo temporary storage area (4-1) is arranged on the side part of the weighing and code scanning mechanism (4-2), the weighing and code scanning mechanism (4-2) comprises a weighing and conveying mechanism (4-2-1), a pre-sorting and identifying camera (4-2-3) and two buffer sections (4-2-4), the input ends of the two buffer sections (4-2-4) are respectively butted with the two ends of the weighing and conveying mechanism (4-2-1), the weighing and conveying mechanism (4-2-1) can detect the weight of cargoes above the weighing and code scanning mechanism (4-2-4), the pre-sorting and identifying camera (4-2-3) is arranged right above the weighing and conveying mechanism (4-2-1), the automatic pre-sorting and loading device is used for shooting cargoes on a weighing and conveying mechanism (4-2-1), each automatic pre-sorting and loading module (4) corresponds to two loading platforms (5), the two loading platforms (5) are respectively in butt joint with two loading sections of an annular cross belt sorting machine (1), the two loading platforms (5) are respectively connected with the two buffer sections (4-2-4) through two leading-in sections (4-3), the conveying direction of the weighing and scanning mechanism (4-2) is perpendicular to the running direction of the loading sections of the annular cross belt sorting machine (1), the output end of the leading-in sections (4-3) is connected with the side part of the input end of the corresponding loading platform (5), a V-shaped blocking guide plate (7) is arranged at the outer side of the connecting part, and an included angle of 50-75 degrees is formed between the conveying direction of the leading-in sections (4-3) and the conveying direction of the corresponding loading platforms (5).
The automatic pre-sorting and packing machine comprises an annular cross belt sorting machine, a plurality of automatic pre-sorting and packing modules (4), weighing and code scanning mechanisms (4-2), two weighing and code scanning mechanisms (4-2) and two automatic pre-sorting and packing modules (4), wherein the two upper packing sections of the annular cross belt sorting machine are respectively positioned at two straight-line sections of the annular cross belt sorting machine, the plurality of automatic pre-sorting and packing modules (4) are arranged between the two straight-line sections of the annular cross belt sorting machine (1) at intervals in sequence along the direction of the straight-line sections of the sorting machine, each automatic pre-sorting and packing module (4) comprises two weighing and code scanning mechanisms (4-2), the two weighing and code scanning mechanisms (4-2) are arranged between two leading-in sections (4-3) side by side, cargo temporary areas (4-1) are respectively arranged at two sides of each automatic pre-sorting and packing module (4), one cargo temporary area (4-1) is shared between the two adjacent automatic pre-sorting and packing modules (4), each weighing and code scanning mechanism (4-2) is correspondingly provided with one worker, and the two workers between the two automatic pre-sorting and packing modules (4) work back by back to back;
in the working process, cargoes are conveyed to a cargo temporary storage area (4-1) of an automatic pre-sorting and packing module (4) through a feeding conveyor (3) and a transferring conveyor (2), cargoes in the cargo temporary storage area (4-1) are manually packed to a weighing and code scanning mechanism (4-2), the weighing and code scanning mechanism (4-2) detects the weight of the cargoes and collects images of the cargoes, and after the classification of the cargoes is judged, the cargoes are conveyed to a sorting area of an annular cross belt sorter (1) corresponding to the classification of the cargoes through a corresponding leading-in section (4-3) and a packing table (5).
2. The automatic sorting system without manual preliminary sorting according to claim 1, wherein the pre-sorting recognition camera (4-2-3) is mounted on the frame of the weighing and scanning mechanism (4-2) through a mounting bracket (4-2-2), and the two mounting brackets (4-2-2) are mounted between the two weighing and conveying mechanisms (4-2-1).
3. The automatic sorting system without manual preliminary sorting according to claim 1 is characterized in that five-face scanning equipment (6) is arranged at the joint of an upper package section and a sorting section of a unified sorting area of the annular cross belt sorting machine (1), the upper package table (5) comprises 3-7 sections of conveying belts connected in series, the conveying belts are divided into a package feeding section, a plurality of package feeding accelerating sections and a package feeding output section, the speed of the package feeding accelerating sections is increased section by section, a bottom face code scanning device is arranged at the upper package table (5), the bottom face code scanning device is arranged at a gap between two adjacent sections of conveying belts and is arranged upwards, and the bottom face code scanning device is matched with the five-face scanning equipment on the annular cross belt sorting machine (1) to realize code scanning of bar codes under the condition of wrapping any orientation.
4. An automatic sorting system without manual preliminary sorting according to claim 1, wherein the goods temporary storage area (4-1) adopts a goods hopper, an inclined slideway is arranged on the goods hopper, the top of the inclined slideway is in butt joint with the output area of the transfer conveyor (2), the bottom of the inclined slideway is connected with a goods storage area, goods on the output area of the transfer conveyor (2) are sent into the goods temporary storage area (4-1) through a goods distributing mechanism, the goods distributing mechanism comprises a shifting plate and a distributing driving mechanism, the inner end of the shifting plate is rotatably connected with the rack and is positioned on one side, far away from the inclined slideway, of the output area of the transfer conveyor (2), the shifting plate is driven to overturn by the distributing driving mechanism, the shifting plate is provided with two working positions, the shifting plate does not influence the goods on the output area of the transfer conveyor (2) when in the first working position, and the shifting plate dials the goods on the output area of the transfer conveyor (2) into the corresponding inclined slideway when the shifting plate is overturned to the second working position.
5. The automatic sorting system without manual preliminary sorting according to claim 1, wherein photoelectric sensors are arranged at two ends above the conveying surface of the weighing and conveying mechanism (4-2-1), and the photoelectric sensors are used for detecting the length of cargoes.
6. An automatic sorting system without manual preliminary sorting according to claim 1, characterized in that the conveying direction of the weighing conveying mechanism (4-2-1) is perpendicular to the conveying direction of the corresponding upper wrapping section on the endless cross belt sorter (1), the output end of the leading-in section (4-3) is connected with the side of the input end of the corresponding upper wrapping table (5), the output end of the upper wrapping table (5) is connected with the side of the upper wrapping section of the endless cross belt sorter (1), the conveying direction of the leading-in section (4-3) forms an included angle theta 1 with the conveying direction of the corresponding upper wrapping table (5), and the conveying direction of the upper wrapping table (5) forms an included angle theta 2;θ1+θ2 = 90 deg. with the corresponding upper wrapping section on the endless cross belt sorter (1).
7. An automatic sorting system without manual preliminary sorting according to claim 6, wherein a blocking guide plate (7) is arranged on the outer side of the connection part of the leading-in section (4-3) and the upper packing table (5), the blocking guide plate (7) is divided into a first guide section and a second guide section, the first guide section is flush with the edge of the leading-in section (4-3), and the second guide section is aligned with the edge of the upper packing table (5) far away from the leading-in section (4-3).
8. A sorting method of an automatic sorting system without manual preliminary sorting according to claim 1, characterized by comprising the steps of:
Step one, a truck runs to a discharge area at the entrance of a warehouse, and a worker sends cargoes to a corresponding feeding conveyor (3);
step two, the goods enter one of the goods temporary storage areas (4-1) through the feeding conveyor (3) and the transferring conveyor (2);
Thirdly, the worker nearest to the goods temporary storage area (4-1) sends the goods temporary storage area (4-1) to a weighing and code scanning mechanism (4-2);
Fourthly, detecting the weight of the goods by a weighing and conveying mechanism (4-2-1) on the weighing and code scanning mechanism (4-2), shooting and identifying the goods by a pre-classifying and identifying camera (4-2-3), and primarily classifying the goods, wherein the goods are sent to a packing table corresponding to the type by the weighing and conveying mechanism (4-2-1);
and fifthly, the upper packing platform conveys the cargoes to the corresponding upper packing section on the annular cross belt sorter (1), and the cargoes are conveyed into the lower packing grid when the annular cross belt sorter (1) reaches the corresponding lower packing grid, so that automatic sorting of the cargoes is completed.
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| CN109047002A (en) * | 2018-07-17 | 2018-12-21 | 常州工学院 | A kind of pre- fraction halved belt sorter system and its method for sorting |
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