CN214441021U - Automatic tallying and sorting logistics system for various materials - Google Patents
Automatic tallying and sorting logistics system for various materials Download PDFInfo
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- CN214441021U CN214441021U CN202022749883.XU CN202022749883U CN214441021U CN 214441021 U CN214441021 U CN 214441021U CN 202022749883 U CN202022749883 U CN 202022749883U CN 214441021 U CN214441021 U CN 214441021U
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Abstract
The utility model discloses an automatic tally sorting logistics system of multiple materials, the goods singly enters into the outer circular line conveyer belt in proper order, according to the kind of single goods, relative position and initial time calculate and determine its categorised goods buffer memory sorting device that will be put in, make this goods enter into the categorised goods buffer memory sorting device of this kind of goods and keep in, according to the order content carry the packing box on the inner circular line conveyer belt and go on the goods sorting through the corresponding several categorised goods buffer memory sorting device in proper order, until the order content is accomplished; and after the goods loading of the order contents is completed by the goods boxes on the inner ring line conveying belt, the goods are delivered from the goods in and out conveying mechanism. The utility model discloses when facing big batch order quantity operation, the order letter sorting production line is full loaded with the operation, and letter sorting density is big, efficient, time utilization is compact, and the productivity is sufficient.
Description
Technical Field
The utility model relates to a letter sorting technical field of commodity circulation technique mainly relates to letter sorting automation technology, specifically is the automatic tally letter sorting logistics system of multiple material.
Background
Along with the development of the society, the scale of electronic commerce is larger and larger, the logistics industry is also rapidly developed, the goods distribution and selection is an important process in the delivery process, the goods distribution and selection refers to that a storage center determines specified goods names, quantity and storage bin addresses according to orders, and goods are taken out from a goods shelf or a goods pile and then are moved to a goods management place, so that the unit sorting speed is increased, the operation capacity of the whole storage center can be effectively improved, and the types and the quantity of express delivery of the logistics center are increased rapidly along with the development of user demands to the direction of small-batch and multiple types. The picking process is the most labor-consuming and time-consuming operation and becomes the core process of the logistics distribution center, the degree of modernization of the logistics distribution center depends on the picking technology and the picking work mode, and the operation efficiency and the operation benefit of the distribution center are directly influenced. However, the picking system of the current domestic logistics center still mostly adopts the traditional mode of manually contrasting the manifest. The sorting mode requires that sorting personnel must be very familiar with the sorted goods and the distribution of the positions of the goods, and the sorting personnel spend a great deal of time and energy for checking the goods and searching the positions of the goods, so that the labor intensity is high, the working efficiency is not high, and the error rate is high. The existing automatic sorting system has large occupied area and low cooperativity of synchronous operation, thus resulting in low order completion efficiency and long time consumption.
Disclosure of Invention
Aiming at the defects in the prior art, the inventor develops and designs the logistics system and the control method for automatically sorting the tallies, and can finish the tally sorting work with high cooperativity, high efficiency and short time consumption in a small area. Specifically, the utility model discloses a realize like this:
automatic tally letter sorting logistics system of multiple material, including feeding conveying mechanism (2), goods recognition mechanism (3), sorting device (4), carry cargo box (5), enter case mechanism, shipment mechanism and controller (7), sorting device (4) include: the automatic goods sorting machine comprises an outer circular line conveying belt (41) and an inner circular line conveying belt (42) which are annularly distributed in an inner circular mode and an outer circular line mode, a feeding conveying mechanism (2) is connected to the outer circular line conveying belt (41) for feeding, a goods recognition mechanism (3) connected to a controller (7) is arranged on the outer circular line conveying belt (41) and located at the feeding position, the outer circular line conveying belt (41) is connected with the inner circular line conveying belt (42) through a plurality of part goods caching and sorting devices (43), and a goods carrying box (5) can move on the inner circular line conveying belt (42) along with the outer circular line conveying belt and can enter and exit from a box feeding mechanism and a goods discharging mechanism; the classified goods caching and sorting devices (43) are connected to the controller (7) and at least correspond to one material of the same type, the same model or the same type for feeding storage and discharging, the classified goods caching and sorting devices (4) are distributed between the outer circular line conveyor belt (41) and the inner circular line conveyor belt (42) in a surrounding manner, the feeding ports are butted to the outer circular line conveyor belt (41), and the discharging ports are butted to the inner circular line conveyor belt (42); at least one set of box feeding mechanism and delivery mechanism is connected to the inner ring line conveyer belt (42), can send the cargo carrying box (5) from the inner ring line conveyer belt (42) to the delivery mechanism for delivery under the signal control of the controller (7), and can also guide the empty cargo carrying box (5) from the box feeding mechanism to the inner ring line conveyer belt (42).
Furthermore, the feeding and conveying mechanism (2) is a cargo distance-measuring and regulating machine, and can separate the front and the back of the cargo and keep only single cargo discharged to fall onto the outer loop conveying belt (41); the goods identification mechanism (3) is machine vision equipment, can identify the goods type falling on the outer loop conveyor belt (41), record the time information of the goods identified and the position information on the outer loop conveyor belt (41) where the goods are located, and send the time information and the position information to the controller (7).
Further, categorised goods buffering sorting device (43) includes feeding telescopic rod (431), goods buffering sorting device body (432), unloading conveyer belt (433), wherein: the feeding telescopic push rod (431) is installed outside the outer circular line conveying belt (41) and can stretch out to push down the goods on the outer circular line conveying belt into the goods caching and sorting device body (432), the blanking conveying belt (433) is located at the bottom of the goods caching and sorting device body (432), the tail end of the blanking conveying belt is butted above the inner circular line conveying belt (42), and the goods in the goods caching and sorting device body (432) can be blanked into the goods carrying box (5) on the inner circular line conveying belt (42).
Furthermore, a plurality of layers of storage conveyer belts (434) which run in opposite directions and are distributed are arranged in the goods caching and sorting device body (432), goods sequentially fall onto each layer of storage conveyer belt (434) in a snake shape, and finally are discharged onto the inner ring line conveyer belt (42) from the bottommost storage conveyer belt (434).
Furthermore, the box feeding mechanism and the goods discharging mechanism are formed by two conveyor belts with opposite conveying directions, the goods discharging mechanism is a goods discharging conveyor belt (61), the box feeding mechanism is a goods feeding conveyor belt (62) for the empty load containers (5) to enter, and the goods carrying containers (5) enter the goods discharging conveyor belt (61) from the inner ring line conveyor belt (42) through the plate turnover device to finish the goods discharging; the outlet of the feeding conveyor belt (62) is connected with the inner loop conveyor belt (42) and is used for feeding empty cargo boxes (5) into the inner loop conveyor belt (42).
Furthermore, an RFID reader-writer (64) connected to the controller (7) is arranged at the end of the delivery conveyor belt (61) close to the inner loop conveyor belt (42), an adaptive RFID card is arranged on the container (5), and the RFID reader-writer (64) is respectively used for determining the time and position information of the container (5) exiting from the inner loop conveyor belt (42).
Furthermore, a plurality of plate turnover devices (8) which are uniformly distributed are installed on the inner ring line conveying belt (42), the cargo carrying box (5) is loaded in the plate turnover devices (8) and moves along with the inner ring line conveying belt (42), and the plate turnover devices (8) can be pushed to the outer side to turn over the cargo carrying box (5), so that the cargo carrying box can be turned on the side, slide off the plate turnover devices (8) and enter the cargo discharging conveying belt (61).
The goods individually and sequentially enter the outer ring line conveyor belt, the type identification is carried out, and the relative position and the initial time when the goods enter the outer ring line conveyor belt are recorded; calculating and determining a classified goods caching and sorting device to be classified according to the type, the relative position and the initial time of a single goods, so that the goods enter the classified goods caching and sorting device for temporary storage of the type of goods, and a plurality of classified goods caching and sorting devices are distributed on an outer circular line conveying belt; sequentially carrying out unloading and sorting on the cargo carrying boxes on the inner loop conveying belt through a plurality of corresponding classified cargo cache sorting devices according to the order content until the order content is finished; after the goods loading of the order contents is completed by the goods boxes on the inner ring line conveyor belt, the goods boxes are separated from the inlet of the next goods outlet mechanism on the moving path of the goods boxes and enter the goods outlet mechanism, and the goods outlet is completed.
The utility model discloses a theory of operation introduces: the utility model discloses a sorting device has included outer loop conveyer belt and the interior loop conveyer belt that is inside and outside dicyclo formula annular distribution, and outer loop conveyer belt is as the reason goods assembly line to the goods, and interior loop conveyer belt then is as the letter sorting assembly line to the goods, according to the order demand, accomplishes the collection back of goods on the inner loop conveyer belt, constructs the shipment through shipment, forms the goods of each order and gathers, sends to the commodity circulation delivery district, gets into next commodity circulation link. All goods can be classified without manual screening and directly put on a conveying belt in front of a feeding conveying mechanism, the goods are automatically subjected to pull distance and single sequential arrangement conveying through the feeding conveying mechanism, the goods sequentially enter an outer ring line conveying belt in a single piece mode, a goods identifying mechanism identifies the goods types falling on the outer ring line conveying belt and records the time information of the identified goods and the position information of the outer ring line conveying belt, then the time information of the single goods moving from the outer ring line conveying belt to a corresponding classified goods buffer sorting device is calculated according to the rotating speed and the size of the outer ring line conveying belt, when the time recorded by the time information reaches, the corresponding classified goods buffer sorting device is controlled to sort the goods at an accurate time point, and therefore the goods can be classified and sorted on the outer ring line conveying belt, and continuously sorting the goods according to types, and storing the goods in the corresponding classified goods cache sorting device. Meanwhile, when an empty cargo carrying box enters the inner circular line conveyor belt, the relative position of the cargo carrying box on the inner circular line conveyor belt is entered according to the entering time point of the cargo carrying box, the position of each classified cargo caching and sorting device relative to the inner circular line conveyor belt, the running speed information of the inner circular line conveyor belt and the cargo detail of the order content are utilized, the sequence and the time point of the cargo carrying box which needs to pass through all the cargo detail and the cargo caching and sorting devices which pass through the classified cargo caching and sorting devices can be calculated, tasks can be distributed to the classified cargo caching and sorting devices, the cargo carrying box is discharged and enters the cargo carrying box until the cargo carrying box rotates 1 circle or N circles on the inner circular line conveyor belt until the sorting work of the order is completed, and then the cargo carrying mechanism finishes the order discharge. The double-ring structure can greatly improve the utilization rate of occupied land no matter the double-ring structure is designed into an upper and lower double-layer ring or an inner and outer double-layer ring, the requirement of a long-strip-shaped flow production line on the length of a delivery room is avoided, on the other hand, the double-ring structure can meet the requirement that a classified goods caching and sorting device simultaneously needs to synchronously and cooperatively operate the butt joint of an outer ring line conveyer belt and an inner ring line conveyer belt, the synchronous operation of goods sorting and sorting is integrally met, the simultaneous full-load application of a multi-line task is realized, and the sorting efficiency of orders is improved.
The utility model discloses a beneficial effect who compares prior art introduces:
(1) the design of the double-ring-shaped outer ring line conveying belt and the double-ring-shaped inner ring line conveying belt meets the requirements of high synchronism and cooperative operation efficiency of tally sorting, the plurality of classified goods caching and sorting devices surround the outer ring line conveying belt and the inner ring line conveying belt, compact butt joint is formed, synchronous operation is realized, and the occupied area utilization rate of equipment is improved;
(2) the loop design can always keep the full-load operation of the inner loop conveying belt, no space waste exists, when one order is finished, the goods carrying box can carry out goods entering and exiting, the sorting operation of a new order is generated, when the operation with high order quantity is faced, the order sorting production line runs in full load, the sorting density is high, the efficiency is high, the time utilization rate is compact, and the capacity is sufficient;
(3) the system is effectively and stably controlled, based on the relation among time, position, speed and sequence, the sorting period and control nodes of the whole order can be accurately calculated, the simultaneous sorting requirement of the multi-thread multi-order quantity is met, accurate control is realized, and the continuous sorting work of the whole order is met.
Drawings
Fig. 1 is a schematic view of the blanking principle of the classified goods buffer sorting device of the utility model;
fig. 2 is a schematic structural view of a storage conveyer belt inside the goods buffer sorting device body of the present invention;
FIG. 3 is a schematic view of the overall structure of the present invention;
fig. 4 and 5 are perspective views of the structure of the plate turnover device of the present invention;
FIG. 6 is a schematic diagram illustrating the steps of the automatic tally sorting method for various materials according to the present invention;
FIG. 7 is a schematic diagram of the steps of the order sorting process of the present invention;
wherein: the automatic goods sorting machine comprises 1-goods, 2-feeding conveying mechanism, 3-goods identification mechanism, 4-sorting device, 5-goods carrying box, 7-controller, 41-outer circular conveying belt, 42-inner circular conveying belt, 43-classified goods caching and sorting device, 431-feeding telescopic push rod, 432-goods caching and sorting device body, 433-blanking conveying belt, 434-storage conveying belt, 61-goods discharging conveying belt, 62-goods feeding conveying belt, 64-RFID reader-writer and 8-plate turnover device.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clear, the present invention will be described in further detail with reference to the accompanying drawings 1-7 with reference to the following embodiments. It should be understood that the description is intended to be illustrative only and is not intended to limit the scope of the present invention. Moreover, in the following description, descriptions of well-known structures and techniques are omitted so as to not unnecessarily obscure the concepts of the present invention.
The machine vision device, the classified goods buffer sorting device 43, the box entering mechanism, the goods discharging mechanism and other dispatching technologies for the goods discharging, transferring and entering and exiting belong to the prior art and means of the prior art, and detailed description on the prior art is not provided in this embodiment. The goods type described in this embodiment may be a packaging appearance structure of the goods, such as a box, a bag, a barrel, etc., or a model type set for the appearance size and size, and the following detailed definition of the type is not emphasized in detail, and the specification can be set by dividing the variety or the type according to the production requirement, accordingly, the goods of different specifications and types can be stacked, and the specific structure of the classified goods buffer sorting device 43 can be distinguished, and corresponding adjustment is needed, the utility model provides a connection and formation relationship between the specific method, the system and the equipment, which does not introduce the specific structure of the specific product in detail, and the discharging and feeding mode of the single goods belongs to the prior art; it is also not the object of the utility model to relate to a control method, the technical staff can be according to the utility model discloses a structure, write corresponding control program and realize the utility model discloses the technical means that will reach.
Example 1: automatic tally letter sorting logistics system of multiple material, including feeding conveying mechanism 2, goods recognition mechanism 3, sorting device 4, carry packing box 5, inlet box mechanism, shipment mechanism and controller 7, sorting device 4 includes: the cargo carrying box comprises an outer circular line conveying belt 41 and an inner circular line conveying belt 42 which are annularly distributed in an inner and outer double ring mode, a feeding conveying mechanism 2 is connected to the outer circular line conveying belt 41 for feeding, a cargo identification mechanism 3 connected to a controller 7 is arranged at the feeding position on the outer circular line conveying belt 41, the outer circular line conveying belt 41 and the inner circular line conveying belt 42 are connected through a plurality of partial cargo caching and sorting devices 43, and the cargo carrying box 5 can move on the inner circular line conveying belt 42 along with the inner circular line conveying belt 42 and can enter and exit from a box feeding mechanism and a discharging mechanism; the classified goods caching and sorting devices 43 are connected to the controller 7, and at least correspond to one kind of materials with the same type, the same model or the same type for feeding, storing, blanking and discharging, and are distributed between the outer loop line conveying belt 41 and the inner loop line conveying belt 42 in a surrounding manner along the sorting device 4, a feeding port is butted to the outer loop line conveying belt 41, and a discharging port is butted to the inner loop line conveying belt 42; at least one set of a box feeding mechanism and a delivery mechanism is connected to the inner loop conveyor belt 42, and can send the cargo carrying box 5 to the delivery mechanism for delivery from the inner loop conveyor belt 42 under the signal control of the controller 7, and can also guide the empty cargo carrying box 5 to the inner loop conveyor belt 42 from the box feeding mechanism.
When the system is operated, all goods 1 can be classified without manual screening and directly placed on a conveying belt of a feeding conveying mechanism, the goods 1 are automatically subjected to pull distance and single sequential arrangement conveying through the feeding conveying mechanism 2, and sequentially enter an outer loop conveying belt 41 in a single mode, a goods identifying mechanism 3 identifies the types of the goods 1 falling on the outer loop conveying belt 41 through machine vision equipment and records the time information of the identified goods and the position information on the outer loop conveying belt 41, then the time information of the single goods moving from the outer loop conveying belt 41 to a corresponding classified goods cache sorting device 43 is calculated according to the rotating speed and the size of the outer loop conveying belt 41, when the time recorded by the time information reaches, the corresponding classified goods cache sorting device 43 is controlled to sort the single goods at an accurate time point, in this way, the classification and tallying of the goods 1 on the outer loop conveyor 41 can be realized, and the goods are continuously sorted into the corresponding classified goods buffer sorting device 43 according to the types and stored. For example, this system is provided with No. 1 ~ 5 categorised goods buffer memory sorting device of five kinds and is used for saving a goods, b goods, c goods, d goods and e goods respectively, and wherein categorised goods buffer memory sorting device: no. 1 is positioned in the direction of 8 o ' clock, No. 2 is positioned in the direction of 4 o ' clock, No. 3 is positioned in the direction of 2 o ' clock, No. 4 is positioned in the direction of 12 o ' clock, and No. 5 is positioned in the direction of 10 o ' clock; after B goods falling from the goods distance-adjusting machine and entering the outer loop conveyor belt 41 first pass through the machine vision equipment with fixed position, the B goods are identified as B goods by the machine vision equipment, and the time t1 at the moment is recorded, the controller 7 can judge that the goods are sorted by the No. 2 goods buffer sorting device stored by the B goods corresponding to the B goods type based on the fixed position O point of the machine vision equipment and the position B of the No. 2 goods buffer sorting device stored by the B goods, the time t2 required by the B goods to reach the B point from the O point under the conveying speed v1 of the outer loop conveyor belt 41 is calculated, the goods are picked by the No. 2 goods buffer sorting device after the time t1+ t2, the command is generated by the controller 7 into a task signal, when the time t1+ t2 is reached, the feeding telescopic push rod 431 of the No. 2 goods buffer sorting device is immediately started, and the B goods are pushed into the goods buffer sorting device body 432 of the No. 2 goods sorting device, and completing the picking of the goods of the b. By analogy, the tallying and classifying operation is carried out on each goods entering the outer loop conveyor belt 41.
At the same time, each time an empty bin 5 is entered on the inner endless conveyor 42, in the same way, according to the time point of entering of the container 5, the relative position of the entering inner ring-line conveyer belt 42, the position of each classified goods buffer and sorting device 43 relative to the inner ring-line conveyer belt 42, the running speed information of the inner ring-line conveyer belt 42, the goods detail according to the order content, the order and the time point of the sorted goods buffer sorting device 43 through which the cargo box 5 has finished placing all the goods 1 of the order and the respective sorted goods buffer sorting device 43 can be calculated, the tasks are distributed to the sorting devices 43 for sorting the classified goods, the goods are delivered into the goods carrying boxes 5 at the preset time, the sorting work of the orders is completed after the goods carrying boxes 5 rotate on the inner loop line conveying belt 42 for 1 circle or N circles, and then the order delivery is completed from the delivery mechanism. Following the previous example: when the first empty cargo box U1 enters the inner loop conveyor belt 42, the RFID reader 64 senses the radio frequency card on the cargo box 5, or the photoelectric recognition technology, and recognizes the cargo box 5, the controller 7 obtains the entering time t0 of the cargo box U1 and the Y point of the entering position, the controller 7 allocates an order task to the cargo box U1, the order task number is 2 a goods, 1 c goods and 1 e goods, and then it can be immediately calculated that the cargo box U1 at the Y point needs to sort the goods, which needs to first obtain 1 c goods through the No. 3 classified goods buffer sorting device, and at the same time, it can calculate the time that the cargo box U1 reaches the No. 3 classified goods buffer sorting device after t3 time, and generate the shipment task time of the No. 3 classified goods buffer sorting device: t0+ t 3; and the time of the shipment task of the No. 5 classified goods buffer sorting device is reached after t 4: t0+ t 4; and the time of the shipment task of the No. 1 classified goods caching and sorting device is reached after t 5: t0+ t 5; the goods arrive at the No. 1 classified goods buffer sorting device for the second time after the operation of one week, and the goods delivery task time t0+ t6 of the 2 nd goods a is set; and after the order of the cargo carrying box U1 is completed, the upper and lower outlets of the path are the middle delivery mechanism positioned in the middle, and the task time t0+ t7 for reaching the middle delivery mechanism is obtained; the work task time instructions of all parts can be recorded, the goods can be discharged after waiting for the goods carrying box U1, the goods feeding conveyor belt 62 is started, a new no-load goods box U2 is supplemented, a new order task to be sorted is continuously matched, the rest is done by analogy, a left box feeding mechanism and a left goods discharging mechanism are further arranged and located on the left side of the whole equipment, and a right box feeding mechanism and a right goods discharging mechanism are located on the right side of the whole equipment. The actual production situation can set the number and the distribution positions of the box feeding mechanism and the delivery mechanism according to the requirements.
Categorised goods buffer memory sorting device 43 includes the flexible push rod 431 of feeding, goods buffer memory sorting device body 432, unloading conveyer belt 433, wherein: the feeding telescopic push rod 431 is arranged outside the outer circular line conveying belt 41 and can stretch out to push the goods on the circular line conveying belt into the goods caching and sorting device body 432, the blanking conveying belt 433 is positioned at the bottom of the goods caching and sorting device body 432, the tail end of the blanking conveying belt 433 is butted with the goods carrying box 5 above the inner circular line conveying belt 42, and the goods 1 in the goods caching and sorting device body 432 can be blanked into the goods carrying box 5 on the inner circular line conveying belt 42;
the box feeding mechanism and the goods discharging mechanism are composed of two conveyor belts with opposite conveying directions, wherein one conveyor belt is a goods discharging conveyor belt 61, the other conveyor belt is a goods feeding conveyor belt 62 for the empty goods box 5 to enter, a turning plate device shown in figure 4 is arranged on the inner ring line at the opposite end of the goods discharging conveyor belt 61 at the other side of the inner ring line conveyor belt 42, and when the goods box on the turning plate device completes the order task and reaches the junction of the goods discharging conveyor belts 61, the turning plate device can perform turning plate movement under the control of the controller 7, so that the goods box 5 above the turning plate device slides into the goods discharging conveyor belt 61 to complete the goods discharging;
the end of the delivery conveyor belt 61 close to the inner ring line conveyor belt 42 is provided with an RFID reader-writer 64 connected to the controller 7, the container 5 is provided with an adaptive RFID card, and the RFID reader-writer 64 is respectively used for determining the time and position information of the container 5 exiting from the inner ring line conveyor belt 42.
The utility model discloses a structure of dicyclo, no matter design into about double-deck ring or inside and outside double-deck ring can all improve the utilization ratio of taking up an area of greatly, avoided long banding flow production line to the length demand of delivery room, on the other hand utilizes the structure of dicyclo, can satisfy categorised goods buffer memory sorting device 43 simultaneously and should be external, the synchronous collaborative operation of butt joint of interior anchor conveyer belt, has satisfied the synchronous operation of reason goods and letter sorting on the whole, full load application when realizing multi-thread task has improved the letter sorting efficiency of order.
Preferably, a plurality of layers of storage conveyer belts 434 are arranged in the goods buffer sorting device body 432, and the goods sequentially fall into each layer of storage conveyer belt 434 in a serpentine shape, and finally are discharged from the bottommost storage conveyer belt 434 to the inner circular conveyer belt 42. The speed of the storage and conveying belts 434 is set to be the same for each part, so that the overall control can be realized, and the distance pulling effect between the adjacent goods 1 can be completed within the time of the plurality of storage and conveying belts 434, so that the blanking conveying belt 433 is started once, and only one goods 1 falls into the loading and carrying box 5.
Example 2: the utility model discloses a technical scheme is the structure and the relation of connection of solving each hardware equipment, rather than how to control its work that the technical staff can write control program according to this method of the automatic tally letter sorting method of multiple material. The embodiment provides only one idea, and is not a limitation on the control method. As shown in figures 6 and 7 of the drawings,
step S1, the materials are fed on the feeding conveying mechanism 2 to the outer ring line conveying belt 41 in sequence, the type information of each fed single piece is identified through machine vision, the entering time point information of the single piece is synchronously recorded, and the type information and the time point information are sent to the controller 7; namely, when tallying, the machine vision identifies the type information of one commodity successfully every time, a classification tallying task is generated, if the identification is unsuccessful, the push rod device of the error correction rejecting device pushes the tallying task down the outer loop line conveying belt 41, and then the machine vision waits for the subsequent feeding of the feeding conveying mechanism 2;
after the controller 7 receives the category information and the time point information of each piece of goods at step S2, the classified goods buffer sorting device 43 corresponding to the category on the outer loop line conveying belt 41 is found according to the category information, and calculates the time information when the single piece goods arrives at the region of the classified goods buffer sorting device 43 based on the distance information of the position of the classified goods buffer sorting device 43 from the single piece goods entering the outer loop conveyor belt 41 and the conveying speed of the outer loop conveyor belt 41, when the time information is reached, the classified goods caching and sorting device 43 is controlled to sort the single goods into the goods caching and sorting device body 432, so that the classified sorting and sorting processing of all the goods entering the outer circular line conveying belt 41 is completed, a plurality of classified goods caching and sorting devices 43 storing the single goods are formed, and the classified goods are uniformly and annularly distributed on the outer circular line conveying belt 41; after one goods is successfully classified, the classified goods caching and sorting device 43 to which the goods are classified is determined, the classified goods caching and sorting device 43 can be added and set randomly according to the number of types, the combination is convenient, and the number design can be adjusted according to the requirement;
step S3, the controller 7 arranges sorting work according to the received order task and based on each order, identifies the empty cargo box 5 entering the inner loop conveyor belt 42 and records the position and time information when it enters, so as to match it with the order task, calculates the task instruction of each corresponding cargo caching and sorting device 43 based on the information of the type and quantity of the goods of the order content, the conveying speed of the inner loop conveyor belt 42, the moving direction of the cargo box 5 and the sequence of the cargo caching and sorting device 43 that needs to be passed through, and controls each corresponding cargo caching and sorting device 43 to output goods according to the task instruction until each cargo box 5 finishes the goods sorting work of the single order content; in this embodiment, when one sorting goods buffer sorting device 43 is defaulted to sorting, only 1 goods is delivered, the design of the ring structure can meet the requirement that the sorting equipment keeps running state in real time, if one order needs multiple same goods, multiple circles are wound on the inner ring line conveying belt 42, the order with few goods can be completed in time, the inner ring line conveying belt 42 is moved out from a nearby outlet, a new order is added for sorting, the effect that the order is sorted and completed and is taken is achieved, the problem that the order which is sorted and needs to be delivered in sequence only after the order is completed is solved, the sorting efficiency can be improved, and the sorting method can be used for knowing when and where the order is positioned in the whole process, namely the time and the sequence of order delivery are known in advance, so that the sorting method is convenient for the subsequent next packing and delivering, The delivery link is also orderly, and wells are orderly;
in step S4, the controller 7 calculates the position of the single container 5 after completing the order, and issues a task time command to the nearest delivery mechanism on the path of the container 5, and when the task time is reached, the delivery mechanism performs delivery transportation transfer of the container 5, and removes the container from the inner loop conveyor belt 42 to the delivery conveyor belt 61 to complete the delivery transportation.
It is to be understood that the above-described embodiments of the present invention are merely illustrative of or explaining the principles of the invention and are not to be construed as limiting the invention. Therefore, any modification, equivalent replacement, improvement and the like made without departing from the spirit and scope of the present invention should be included in the protection scope of the present invention. Further, it is intended that the appended claims cover all such variations and modifications as fall within the scope and boundaries of the appended claims or the equivalents of such scope and boundaries.
Claims (7)
1. Automatic tally letter sorting logistics system of multiple material, including feeding conveying mechanism (2), goods recognition mechanism (3), sorting device (4), carry cargo box (5), enter case mechanism, shipment mechanism and controller (7), its characterized in that:
the sorting device (4) comprises: the automatic goods sorting machine comprises an outer circular line conveying belt (41) and an inner circular line conveying belt (42) which are annularly distributed in an inner circular mode and an outer circular line mode, a feeding conveying mechanism (2) is connected to the outer circular line conveying belt (41) for feeding, a goods recognition mechanism (3) connected to a controller (7) is arranged on the outer circular line conveying belt (41) and located at the feeding position, the outer circular line conveying belt (41) is connected with the inner circular line conveying belt (42) through a plurality of part goods caching and sorting devices (43), and a goods carrying box (5) can move on the inner circular line conveying belt (42) along with the outer circular line conveying belt and can enter and exit from a box feeding mechanism and a goods discharging mechanism;
the classified goods caching and sorting devices (43) are connected to the controller (7) and at least correspond to one material of the same type, the same model or the same type for feeding storage and discharging, the classified goods caching and sorting devices (4) are distributed between the outer circular line conveyor belt (41) and the inner circular line conveyor belt (42) in a surrounding manner, the feeding ports are butted to the outer circular line conveyor belt (41), and the discharging ports are butted to the inner circular line conveyor belt (42);
at least one set of box feeding mechanism and delivery mechanism is connected to the inner ring line conveyer belt (42), can send the cargo carrying box (5) from the inner ring line conveyer belt (42) to the delivery mechanism for delivery under the signal control of the controller (7), and can also guide the empty cargo carrying box (5) from the box feeding mechanism to the inner ring line conveyer belt (42).
2. The automated tally sorting logistics system of claim 1 wherein the feed conveyor mechanism (2) is a cargo reach leveling machine capable of separating the cargo front and back to keep only single piece of cargo discharged onto the outer loop conveyor belt (41);
the goods identification mechanism (3) is machine vision equipment, can identify the goods type falling on the outer loop conveyor belt (41), record the time information of the goods identified and the position information on the outer loop conveyor belt (41) where the goods are located, and send the time information and the position information to the controller (7).
3. The automated tally sorting logistics system of claim 1 wherein the sort cargo buffer sorting device (43) comprises a feed telescopic push rod (431), a cargo buffer sorting device body (432), a blanking conveyor belt (433), wherein: the feeding telescopic push rod (431) is installed outside the outer circular line conveying belt (41) and can stretch out to push down the goods on the outer circular line conveying belt into the goods caching and sorting device body (432), the blanking conveying belt (433) is located at the bottom of the goods caching and sorting device body (432), the tail end of the blanking conveying belt is butted above the inner circular line conveying belt (42), and the goods in the goods caching and sorting device body (432) can be blanked into the goods carrying box (5) on the inner circular line conveying belt (42).
4. The automated tally sorting logistics system of claim 3 wherein the goods buffer sorting device body (432) is provided with a plurality of storage conveyor belts (434) with opposite running directions, the goods sequentially fall into each storage conveyor belt (434) in a serpentine shape, and finally are discharged from the bottommost storage conveyor belt (434) to the inner ring line conveyor belt (42).
5. The automated tally sorting logistics system of claim 1 wherein the box feeding mechanism and the box discharging mechanism are formed by two conveyor belts with opposite conveying directions, the box discharging mechanism is a goods discharging conveyor belt (61), the box feeding mechanism is a goods feeding conveyor belt (62) for empty containers (5) to enter, the containers (5) enter the goods discharging conveyor belt (61) from the inner ring line conveyor belt (42) through the flap device to complete the goods discharging;
the outlet of the feeding conveyor belt (62) is connected with the inner loop conveyor belt (42) and is used for feeding empty cargo boxes (5) into the inner loop conveyor belt (42).
6. The automated tally sorting logistics system of claim 5 wherein the shipping conveyor (61) is provided with an RFID reader/writer (64) connected to the controller (7) near the end of the inner loop conveyor (42), the totes (5) are provided with an adapted RFID card, and the RFID reader/writer (64) is used to determine the time and location information of the ejection of the totes (5) from the inner loop conveyor (42), respectively.
7. The automated tally sorting logistics system of claim 6, wherein a plurality of uniformly distributed flap devices (8) are installed on the inner loop conveyor belt (42), the cargo carrying boxes (5) are loaded in the flap devices (8) and move along with the inner loop conveyor belt (42), and the flap devices (8) can be pushed to the outside to turn over the cargo carrying boxes (5) to turn over and slide off the flap devices (8) and enter the cargo discharging conveyor belt (61).
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