CN-117383124-B - Workstation, warehouse system and workstation control method

Abstract

The application provides a workstation, a warehousing system and a workstation control method. The workstation comprises a sorting mechanism and a buffer mechanism, wherein the sorting mechanism comprises a raw material box conveying line and an order box conveying line, the raw material box is used for storing goods to be sorted, the raw material box conveying line is provided with at least one goods taking position, the order box is used for receiving goods sorted out of the raw material box, the order box conveying line is provided with at least one delivery position, when the raw material box reaches the goods taking position, the goods to be sorted in the raw material box are taken out and placed in the order box on the delivery position, the buffer mechanism is located at the side of the sorting mechanism and used for buffering the order boxes with incomplete sorting tasks and conveying the order boxes to the delivery position according to the conveying sequence, and the conveying sequence is determined through the sequence of the raw material box reaching the goods taking position, so that the goods sorting efficiency is improved and the order boxes are prevented from being jammed.

Inventors

• XU BO

Assignees

• 深圳市海柔创新科技有限公司

Dates

Publication Date

20260508

Application Date

20231128

Claims (20)

1. 1. A kind of work station, which is composed of a working station, characterized by comprising the following steps: Sorting mechanism, sorting mechanism includes: A bin transfer line configured to transfer a bin for storing goods to be sorted, the bin transfer line having at least one pick-up location, and An order box conveyor line configured to convey an order box for receiving goods sorted from the raw box, the order box conveyor line having at least one delivery location, the goods to be sorted in the raw box being taken out and placed in the order box at the delivery location when the raw box reaches the pick-up location, and The buffer mechanism is positioned at the side of the sorting mechanism and is used for buffering the order boxes with incomplete picking tasks and conveying the order boxes to the delivery position according to the conveying sequence, wherein the conveying sequence is determined by the sequence of the raw material boxes reaching the goods taking position; The buffer mechanism comprises a three-dimensional storage mechanism and a planar storage mechanism; The plane storage mechanism comprises a candidate channel, the order box conveying line comprises a picking channel, the candidate channel is located on the side of the picking channel, the delivery position is arranged on the picking channel, the candidate channel is used for placing candidate order boxes so as to transfer the candidate order boxes to the picking channel according to the conveying sequence, and the candidate order boxes comprise order boxes which are directly conveyed to the candidate channel from the delivery position or are conveyed to the candidate channel from the three-dimensional storage mechanism.
2. 2. The workstation of claim 1, wherein the stereoscopic storage mechanism comprises a shelf comprising a storage layer and a transport layer arranged in a vertical direction, the storage layer being configured to temporarily store the order boxes for which picking tasks are not completed, the transport layer interfacing with the order box transport line.
3. 3. The workstation of claim 2 wherein said transport layer has a warehouse entry port and a warehouse exit port, said warehouse exit port interfacing upstream of said order box transfer line and said warehouse entry port interfacing downstream of said order box transfer line.
4. 4. A workstation according to claim 3 wherein transfer mechanisms are provided at both ends of the order box transfer line in the conveying direction, the transfer mechanisms at both ends of the order box transfer line being opposite the warehouse entry port and the warehouse exit port, respectively.
5. 5. A workstation according to any one of claims 1-4, wherein the candidate aisle and the picking aisle are parallel to each other, the candidate aisle being provided with transfer means for transferring the candidate order boxes to the picking aisle in a direction perpendicular to the picking aisle for the candidate order boxes to arrive at the delivery location in the order of delivery.
6. 6. The workstation of any one of claims 1-4 wherein the planar storage mechanism further comprises a queuing tunnel between the candidate tunnel and the picking tunnel, the order boxes to be picked in the candidate tunnel being configured to pass through the queuing tunnel before entering the picking tunnel.
7. 7. A workstation according to claim 6 wherein the candidate aisle, the queuing aisle and the picking aisle are parallel to each other, the candidate aisle being provided with transfer means for transferring the candidate order boxes to the queuing aisle in a direction perpendicular to the queuing aisle to queue the candidate order boxes in the queuing aisle in the order of delivery and sequentially from the queuing aisle to the picking aisle.
8. 8. The workstation of any one of claims 1-4, further comprising a return line at an end of the candidate aisle and the picking aisle, the return line communicating the candidate aisle and the picking aisle, at least a portion of the order boxes that the picking aisle did not complete picking being returned to the candidate aisle via the return line.
9. 9. The workstation of any one of claims 1-4 further comprising an empty bin line connected to an input of the picking lane and configured to deliver empty ones of the order bins to the picking lane, and a full bin line interfacing with an output of the picking lane and configured to receive the order bins picked in the picking lane.
10. 10. The workstation of any one of claims 1 to 4 wherein said order box conveyor line and said tote conveyor line are each U-shaped and are disposed at least partially around said buffer mechanism.
11. 11. The workstation of claim 10 wherein said order boxes are transported in different directions on said order box transport line with different sides of said order boxes facing in a transport direction of said order box transport line and/or wherein said raw material boxes are transported in different directions on said raw material box transport line with different sides of said raw material boxes facing in a transport direction of said raw material box transport line.
12. 12. The workstation of any one of claims 1-4 wherein the direction of conveyance of the order box conveyor line is parallel to the direction of conveyance of the tote conveyor line.
13. 13. A workstation according to any one of claims 1 to 4, wherein a side of the sorting mechanism facing away from the buffer mechanism is provided with a sorting station.
14. 14. The workstation of claim 13 wherein said tote conveyor line is above said order tote conveyor line, said tote conveyor line and said order tote conveyor line are offset horizontally, and wherein a side of said tote conveyor line adjacent said sort station is spaced from said sort station by a greater distance than a side of said order tote conveyor line adjacent said sort station.
15. 15. The workstation of any one of claims 1 to 4 wherein the tote conveyor line has a tote inlet and a tote outlet, the tote inlet and the tote outlet being located at opposite ends of the tote conveyor line, respectively, and further comprising a reflow mechanism having opposite ends that interface with the tote inlet and the tote outlet, respectively.
16. 16. The workstation of claim 15 wherein a return sequencing zone is provided laterally of the headbox inlet, the return sequencing zone being provided with a headbox staging location to adjust the headbox transfer sequence.
17. 17. A warehousing system comprising a storage rack, a handling mechanism and a workstation as claimed in any one of claims 1 to 16, the handling mechanism being configured to handle a tote to be sorted from the storage rack to the workstation or to handle the sorted tote from the workstation to the storage rack.
18. 18. The warehousing system of claim 17 wherein the plurality of workstations are in communication with each other along a supply line of adjacent ones of the workstations 'sorting mechanisms and/or with each other along an order line of adjacent ones of the workstations' sorting mechanisms.
19. 19. A workstation control method, performed by a controller of a workstation, the method comprising: acquiring an order task; Controlling a raw material box conveying line to convey a raw material box corresponding to the order task to a goods taking position of the raw material box conveying line; controlling an order box conveying line to convey an order box corresponding to the raw material box to a delivery position of the order box conveying line; after determining that the articles in the raw material box are delivered to the order box, judging whether the order box finishes the picking task, if not, controlling the order box conveying line to convey the order box to a caching mechanism for temporary storage, and Controlling the buffer mechanism to convey the temporarily stored order boxes to the delivery position according to a conveying sequence, wherein the conveying sequence is determined by the sequence of the raw material boxes reaching the goods taking position; The step of controlling the order box conveying line to convey the order box corresponding to the raw material box to the delivery position of the order box conveying line further comprises the following steps: Judging whether the order corresponding to the raw material box is a processed order but not processed order; If yes, controlling the buffer mechanism to provide the order box corresponding to the order temporarily stored in the buffer mechanism for the order box conveying line; If not, controlling the order box conveying line to acquire an empty order box, and conveying the empty order box to the delivery position for processing the order; When the caching mechanism comprises a plane storage mechanism and a three-dimensional storage mechanism, judging the time when the order box which passes through the delivery position but is not picked is hit again; if the hit time is less than or equal to the preset threshold value, caching the corresponding order box in the candidate channel and/or the queuing channel; And if the time of being hit again is greater than the preset threshold value, caching the corresponding order box into the three-dimensional storage mechanism.
20. 20. The workstation control method of claim 19, wherein said determining after said items in said stock bin are delivered to said order bin further comprises: and judging whether the raw material box is loaded with goods of other order tasks within a preset time, if so, controlling the raw material box conveying line to convey the raw material box to a reflow mechanism, and if not, controlling the raw material box conveying line to convey the raw material box out of the workstation so as to put the raw material box in storage.

Description

Workstation, warehouse system and workstation control method Technical Field The application relates to the technical field of warehouse logistics, in particular to a workstation, a warehouse system and a workstation control method. Background The current logistics center has higher and higher efficiency requirements on logistics storage and distribution, logistics sorting is an important link in logistics storage and distribution, continuous high-efficiency sorting work is guaranteed, and the overall delivery efficiency of goods can be improved. In the related art, the logistics system generally comprises storage shelves, a sorting workstation, conveying equipment and other devices, the sorting workstation comprises a sorting device and a sowing wall, when cargoes are put in and out, sorting personnel can finish sorting work of the cargoes, the cargoes are generally sorted according to order tasks or kinds of the cargoes, the cargoes are placed in storage grooves of the sowing wall according to corresponding sorting results, and the sorted cargoes can be conveyed by conveying equipment such as a conveying robot to finish conveying operation of the cargoes put in and out. However, current sorting workstations have a low sorting efficiency and are prone to problems with misclassification of goods. Disclosure of Invention The application provides a workstation, a warehousing system and a workstation control method, which can solve the technical problems that the existing sorting workstation has lower sorting efficiency and is easy to cause goods wrong sorting. In a first aspect, the present application provides a workstation comprising: sorting mechanism, sorting mechanism includes: A bin transfer line configured to transfer bins for storing goods to be sorted, the bin transfer line having at least one pick-up location, and An order box conveyor line configured to convey an order box for receiving goods sorted from the stock box, the order box conveyor line having at least one delivery location, the goods to be sorted in the stock box being taken out and placed in the order box at the delivery location when the stock box arrives at the pick-up location, and The buffer mechanism is positioned at the side of the sorting mechanism and is used for buffering the order boxes with incomplete picking tasks and conveying the order boxes to the delivery position according to the conveying sequence, wherein the conveying sequence is determined by the sequence of the raw material boxes reaching the picking position. According to the workstation provided by the embodiment of the application, the buffer mechanism is arranged, so that the order boxes with incomplete picking tasks can be buffered in the picking process of the order boxes, and the sorting mechanism can be switched to other order boxes to perform order grading operation, so that the cargo sorting efficiency is improved, and the order boxes are prevented from being jammed. In a second aspect, the present application provides a warehousing system including a storage rack, a handling mechanism, and a workstation, the handling mechanism configured to handle the totes to be sorted from the storage rack to the workstation, or to handle the sorted totes from the workstation to the storage rack. The warehousing system provided by the embodiment of the application can improve the efficiency of the whole process from the shipment to the sorting of the cargoes. In a third aspect, the present application provides a workstation control method, performed by a controller of a workstation, the method comprising: acquiring an order task; controlling a raw material box conveying line to convey a raw material box corresponding to an order task to a goods taking position of the raw material box conveying line; controlling an order box conveying line to convey an order box corresponding to the raw material box to a delivery position of the order box conveying line; After determining that the articles in the raw material box are delivered to the order box, judging whether the order box finishes the picking task, if not, controlling the order box conveying line to convey the order box to the buffer mechanism for temporary storage, and And controlling the buffer mechanism to convey the temporarily stored order boxes to the delivery position according to the conveying sequence, wherein the conveying sequence is determined by the sequence of the raw material boxes reaching the goods taking position. In addition to the technical problems, technical features constituting the technical solutions, and beneficial effects caused by the technical features of the technical solutions described above, other technical problems that can be solved by the workstation, the warehousing system, and the workstation control method provided by the present application, other technical features included in the technical solutions, and beneficial effects caused by the technical features will be described in