CN218201049U - Material sorting system - Google Patents

Abstract

The embodiment of the disclosure provides a material selecting system, relates to intelligent storage technical field for solve the poor technical problem of material selecting system flexibility, this material selecting system includes goods shelves, transfer robot, auto-control handling machine, transports robot and a plurality of workstation, and transfer robot is configured into: moving between the pallet and the loader and docking with the loader to transfer the goods on the pallet to the loader; the transfer robot is configured to: move between the lift truck and the workstations and dock against the lift truck to transfer the cargo located on the lift truck to either workstation. The material sorting system provided by the present disclosure is used for improving flexibility of the system.

Description

Material sorting system

Technical Field

The embodiment of the disclosure relates to the technical field of intelligent warehousing, in particular to a material sorting system.

Background

With the continuous development of social trade and the continuous progress of scientific technology, logistics and warehousing technology is also continuously improved, and how to more efficiently realize logistics and warehousing management becomes a hot problem.

In the related art, a material sorting system includes a transfer robot, a loader, a conveying line, and a plurality of work stations disposed at intervals on one side of the conveying line. When picking the goods, the goods on the goods shelf are conveyed to the loading and unloading machine through the conveying robot, then the goods are transferred to the annular conveying line through the loading and unloading machine, then the workers pick the goods on the annular conveying line, and the goods are placed on the order box after the picking is finished.

However, the above-described material sorting system has the disadvantage of poor flexibility.

Disclosure of Invention

In view of the above problems, the embodiments of the present disclosure provide a material sorting system, which has the advantage of good flexibility.

In order to achieve the above purpose, the embodiments of the present disclosure provide the following technical solutions:

the disclosed embodiment provides a material sorting system, which includes: a rack, a transfer robot, a lift truck, a transfer robot, and a plurality of workstations, the transfer robot configured to: moving between the pallet and a lift truck and interfacing with the lift truck to transfer goods on the pallet to the lift truck;

the transfer robot is configured to: between a loader and the workstations and in relative docking with the loader to transfer goods located on the loader to any of the workstations.

In an optional implementation manner, the transfer robot is a jacking robot or a lifting machine, the material picking system further comprises a conveying assembly, one end of the conveying assembly is in butt joint with the automatic loading and unloading machine, the other end of the conveying assembly is provided with a first notch, the transfer robot moves to the position below the first notch, and jacks up goods erected on the first notch and then leaves the first notch.

In an alternative implementation manner, the conveying assembly comprises a first bracket, a first conveying line and two second conveying lines, the first conveying line is arranged on the first bracket, the two second conveying lines are arranged on the first bracket at intervals along a conveying direction perpendicular to the first conveying line, and one side, away from the automatic loading and unloading machine, of the first conveying line is in butt joint with the second conveying lines;

the area between two of the second conveying lines constitutes the first gap.

In an alternative implementation, the transfer robot is a lift-type robot; the automatic loading and unloading machine comprises a lifting machine with a conveying mechanism, the conveying mechanism faces towards one end of the jacking type robot, a second notch is formed in one end of the jacking type robot, the transfer robot moves to the position below the second notch, and the jacking type robot is erected on the second notch and then departs from the second notch.

In an alternative implementation, the transfer robot includes a first rolling conveyor, the loader includes a hoist with a conveyor mechanism and a second support on which a second rolling conveyor is disposed;

the conveying mechanism is in butt joint with the first rolling conveying piece; the second rolling conveyor is in butt joint with the carrying robot oppositely.

In an optional implementation manner, the automatic loading and unloading machine further comprises a goods taking and placing assembly, and the goods taking and placing assembly is used for realizing the transfer of goods between the second rolling conveying piece and the transfer robot and/or realizing the transfer of goods between the second rolling conveying piece and the lifting machine.

In an optional implementation manner, the number of the second rolling conveying pieces is multiple, and the multiple second rolling conveying pieces are arranged at intervals along the height direction of the second support.

In an alternative embodiment, the workstation comprises a first buffer storage rack and a picking element located on one side of the first buffer storage rack, the picking element being used to move the goods located on the transfer robot to the first buffer storage rack.

In an optional implementation manner, the number of the first temporary storage racks is two, and the two first temporary storage racks are symmetrically arranged on two sides of the sorting piece.

In an alternative embodiment, the first temporary storage rack comprises a third support and at least one storage pallet arranged thereon;

the storage pallet has at least one storage area.

In an optional implementation manner, the workstation further includes a second temporary storage rack, and the second temporary storage rack is arranged on one side of the first temporary storage rack and used for receiving goods after the picking is finished.

Compared with the related art, the material sorting system provided by the embodiment of the disclosure has the following advantages:

the material picking system provided by the embodiment of the disclosure replaces the annular conveying line in the related art through the transfer robot with better flexibility, so that the accurate butt joint of the transfer robot and each workstation can be realized, namely, the transfer robot can be utilized to transport goods to the corresponding workstation, and the material picking system has the advantage of high flexibility.

In addition to the technical problems solved by the embodiments of the present disclosure, the technical features constituting the technical solutions, and the advantages brought by the technical features of the technical solutions described above, other technical problems solved by the material sorting system provided by the embodiments of the present disclosure, other technical features included in the technical solutions, and advantages brought by the technical features will be further described in detail in the detailed description.

Drawings

In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present disclosure, and other drawings can be obtained according to the drawings without creative efforts for those skilled in the art.

Fig. 1 is a schematic structural diagram of a material sorting system provided in an embodiment of the present disclosure;

fig. 2 is a schematic structural view of a transfer robot provided in the embodiment of the present disclosure;

fig. 3 is a schematic structural diagram of a transfer robot provided in an embodiment of the present disclosure;

fig. 4 is a schematic structural diagram of a transfer robot and a transfer assembly provided in an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a hoist according to an embodiment of the present disclosure;

FIG. 6 is a schematic view of a portion of a loader provided in accordance with an embodiment of the present disclosure;

fig. 7 is a schematic structural diagram of a first temporary storage rack according to an embodiment of the present disclosure.

Description of reference numerals:

100: a material sorting system;

10: a transfer robot; 11: a pallet fork; 12: a first mobile base; 13: a frame;

20: a transfer robot; 21: a carrier; 22: a second mobile base; 23: a lifting member;

30: a lift truck; 31: a second bracket; 32: a second rolling conveyor; 33: a walking frame; 34: a hoist; 341: a transfer mechanism; 342: a second notch; 343: moving the support; 344: a drive mechanism; 35: a mechanical arm;

40: a workstation; 41: a first temporary storage rack; 411: a third support; 412: storing the pallet; 42: selecting pieces; 43: a second temporary storage rack;

50: a transfer assembly; 51: a first notch; 52: a first transmission line; 53: a second conveying line.

Detailed Description

As described in the background art, the material sorting system in the related art has a problem of poor flexibility, and it has been found by the inventors that the reason for the problem is that the material sorting system in the related art includes a transfer robot, a loader, an endless conveyor line, and a plurality of work stations; use the ex-warehouse as an example, transfer robot will be located the goods transport on the warehouse goods shelves and get off to on the auto-control handling machine, later, the auto-control handling machine drives the goods and removes, and place the goods on the annular conveyer line, a plurality of workstation intervals set up the one side at the transfer chain, so, the staff can be to being located the annular conveyer line goods of loading in the case and select, and will select the goods of choosing and place the order case in, so that the staff packs it or other operations. However, each order box requires different types of goods, and if the bin is located at a position corresponding to the downstream workstation along the conveying direction of the endless conveyor line, when the bin is required to be picked at the upstream workstation, the bin needs to be returned to a position corresponding to the upstream workstation along the conveying direction of the endless conveyor line, and thus, the flexibility is poor.

To the above technical problem, the embodiment of the present disclosure provides a material sorting system, which utilizes a transfer robot with better flexibility to replace an annular conveying line in the related art, so that the transfer robot can be accurately docked with each workstation, that is, the transfer robot can be utilized to transport goods to the corresponding workstation, and the material sorting system has the advantage of high flexibility.

In order to make the aforementioned objects, features and advantages of the embodiments of the present disclosure more comprehensible, embodiments of the present disclosure are described in detail below with reference to the accompanying drawings. It is to be understood that the described embodiments are merely a subset of the disclosed embodiments and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.

Referring to fig. 1-7, embodiments of the present disclosure provide a material sorting system 100, where the material sorting system 100 may be applied to any suitable industry, for example, the material sorting system may be applied to the field of smart warehousing, or the field of smart logistics.

With continued reference to fig. 1, the material picking system 100 includes a rack (not shown), a transfer robot 10, a lift truck 30, a transfer robot 20, and a plurality of workstations 40, the transfer robot 10 configured to: moves between the pallet and the handler 30 and interfaces with the handler 30 to transfer goods located on the pallet to the handler 30.

In the present embodiment, the transfer robot 10 and the loader 30 are butted against each other, and it can be understood that: when it is necessary to transfer goods from the transfer robot 10 to the lift truck 30, or to transfer goods from the lift truck 30 to the transfer robot 10. At this time, the transfer robot 10 is docked with the loader/unloader 30; when the cargo does not need to be transferred between the transfer robot 10 and the robot handler 30, the transfer robot 10 is not docked with the robot handler 30.

The transfer robot 20 is configured to: between the handler 30 and the workstations 40 and interface with the handler 30 to transfer goods located on the handler 30 to any of the workstations 40. The relative docking between the transfer robot 20 and the loader 30 is the same as the relative docking between the transfer robot 10 and the loader 30, and thus the description thereof is omitted here.

The material sorting system 100 provided in this embodiment utilizes the better transfer robot of flexibility to replace the annular transfer chain among the correlation technique, so, can realize the accurate butt joint of transfer robot and each workstation, promptly, can utilize the transfer robot to transport the goods to the workstation department that corresponds, has the advantage that the flexibility is high.

In this embodiment, the number of the racks may be one or multiple, and the multiple racks are arranged at intervals, so that an operation channel is formed between adjacent racks, and the transfer robot 10 may move in the operation channel to place the goods on the racks; alternatively, the goods on the racks are transported to the transfer robot 10.

Referring to fig. 2, the transfer robot 10 may include a fork 11, a first moving base 12, and a frame 13. The first moving base 12 may include a bottom plate 121 and a traveling mechanism 122 disposed on one side of the bottom plate 121 toward the ground, the traveling mechanism may include a plurality of traveling wheels and a driving mechanism, the plurality of traveling wheels include a driving wheel and a driven wheel, the driving wheel is connected to the driving mechanism, and the driving mechanism drives the first moving base 12 to move or turn, so that the transfer robot 10 moves to the working position.

The bottom end of the frame 13 is mounted on the first moving base 12, for example, the bottom end of the frame 13 is welded on the upper surface of the first moving base 12. In this example, the frame 13 may include two spaced apart columns, the bottom ends of which are fixed to the first movable base 12.

The fork 11 is slidably mounted on the frame 13, for example, the fork 11 can be slidably mounted on the column, and the fork 11 can move in the direction perpendicular to the first moving base 12 to adjust the height of the fork 11 from the ground, so as to facilitate the fork 11 to pick and place the goods located at different heights.

In the present embodiment, the structure of the transfer robot 20 may be variously selected, for example, the transfer robot 20 may be of a jack-up type; as another example, the transfer robot 20 is rolling; for another example, the transfer robot 20 has the same structure as the transfer robot 10, and takes the goods on the temporary storage pallet of the transfer robot 10 by using the forks of the transfer robot 20, or places the goods on the temporary storage pallet of the transfer robot 10.

In an alternative embodiment, referring to fig. 3 and 4, the transfer robot 20 is a lift-type robot, the material picking system 100 further includes a conveying assembly 50, one end of the conveying assembly 50 is connected to the loader 30, the other end of the conveying assembly 50 has a first notch 51, and the transfer robot 20 can move below the first notch 51 and lift the goods erected on the first notch 51 and then leave the first notch 51.

Referring to fig. 4, the conveying assembly 50 includes a first frame, a first conveying line 52 and two second conveying lines 53, wherein the first frame may be a rectangular frame, the first conveying line 52 is disposed on the first frame, for example, the first conveying line 52 is disposed on the top of the first frame, the two second conveying lines 53 are disposed on the first frame at intervals along a conveying direction perpendicular to the first conveying line, so that the first conveying line and the two second conveying lines enclose a U-shaped structure, and an area between the two second conveying lines 53 forms a first gap 51.

The side of the first transfer line 52 facing away from the loader 30 is butted against the second transfer line 53, and in the orientation shown in fig. 4, for example, the right end of the first transfer line 52 is butted against the left end of the second transfer line 53, and the transfer direction of the first transfer line 52 is the same as the transfer direction of the second transfer line 53, so that the goods can be transferred.

To facilitate understanding of the transfer assembly 50, the transfer direction of the first transfer line 52 may be in the direction of an arrow in fig. 4.

In one example, referring to fig. 3, the transfer robot 20 includes a carrier 21, a second mobile base 22, and a lifting member 23.

The second movable base 22 is used to drive the transfer robot 20 to move, wherein the structure of the second movable base 22 may be the same as that of the first movable base 12, and the detailed description is not repeated here.

On the one end of lifter 23 sets up the second and removes base 22, the other end of lifter 23 is connected with carrier 21, it reciprocates along the direction that perpendicular to second removed base 22 to drive carrier 21 through lifter 23, adjust the distance between carrier 21 and the ground, so that when transfer robot 20 removed the below to the first breach 51 of transport assembly 50, can jack-up set up leave first breach 51 behind the goods on first breach 51, and shift the goods to arbitrary workstation 40 on. The lifting member 23 may be a telescopic rod, and may be of other conventional structures, and this embodiment is not limited in this respect.

It should be noted that the area of the first notch 51 is larger than that of the bearing 21, so that the bearing 21 and the transferring assembly 50 can be prevented from being scratched, and the service lives of the transferring robot 20 and the transferring assembly 50 can be prolonged. The shape of the first notch 51 may be a regular shape, for example, a rectangle; the shape of the first indentation 51 may also be irregular.

In this embodiment, the transfer unit 50 may be a U-shaped conveyor line, and compared with the circular conveyor line in the related art, a small transfer unit 50 may be used in cooperation with the transfer robot 20, so that the selectivity of the transfer robot may be increased.

In an alternative embodiment, referring to fig. 3 and 5, the transfer robot 20 is a lift-type robot, the loader 30 includes a hoist 34 having a transfer mechanism 341, one end of the transfer mechanism 341 facing the lift-type robot has a second notch 342, and the transfer robot 20 moves below the second notch 342 and lifts the goods erected on the second notch 342 and leaves the second notch 342.

It should be noted that the transmission mechanism 341 may be a rolling transmission member, and may also be similar to the structure of the transmission assembly 50, and the description of this embodiment is not repeated herein.

In some examples, the elevator 34 further includes a moving bracket 343 and a driving mechanism 344, wherein the driving mechanism is disposed on the moving bracket 343, and the transfer mechanism 341 is slidably disposed on the moving bracket 343 and connected to the driving mechanism 344. When the transfer robot 20 needs to be docked with the transfer robot 20, the transfer robot 20 moves to the movable support 343, or the movable support 343 moves to the transfer robot 20, the bearing part 21 of the transfer robot 20 is located below the second notch 342, the lifting part 23 drives the bearing part 21 to move up and down along the direction perpendicular to the second movable base 22, the distance between the bearing part 21 and the ground is adjusted, so that the bearing part 21 of the transfer robot 20 can jack up the goods erected on the second notch 342 and then leave the second notch 342, and the goods are transferred to any workstation 40.

The number of the transfer mechanism 341 may be one. Of course, the number of the transfer mechanisms 341 may be plural, and the plural transfer mechanisms 341 may be provided at intervals in the height direction of the moving holder 343. Each of the transfer mechanisms 341 is provided with a second notch 342, and the plurality of second notches 342 may be located on the same side, for example, in the orientation shown in fig. 5, the plurality of second notches 342 may be located on the left side of the transfer mechanism 341, and the plurality of second notches 342 are aligned in a direction perpendicular to the moving support 343. In this way, after the transfer robot 20 transfers the cargo on the transfer mechanism 341 in the lowermost layer, the transfer robot can move to the position below the second notch 342 again, so that the carrier 21 of the transfer robot 20 passes through the second notch 342 in the lowermost layer, and then jacks up the cargo on the second last notch 342, thereby sequentially waiting for the cargo to be transferred, and completing the transfer of all the cargo on the elevator 34.

In fig. 5, the size of the second notch is only illustrative and is not limiting, and when the number of the transfer mechanisms 341 is two, two second notches 342 may be located on different sides, for example, one of the second notches 342 is located on the left side of the transfer mechanism 341, and the other second notch 342 is located on the right side of the transfer mechanism 341, so that the flexibility of the docking of the transfer robot 10 with the hoist 34 can be increased.

In an alternative embodiment, the transfer robot 20 comprises a first rolling conveyor (not shown), and referring to fig. 5 and 6, the loader 30 comprises a lift 34 with a transfer mechanism 341 and a second support 31, the second support 31 being provided with a second rolling conveyor 32; the transfer mechanism 341 is in butt joint with the first rolling transfer element; the second rolling conveyor 32 is butted against the transfer robot 10.

The first rolling conveying member, the second rolling conveying member 32 and the conveying mechanism 341 all have outer contour surfaces capable of being in rolling contact with the goods, the first rolling conveying member, the second rolling conveying member 32 and the conveying mechanism 341 can rotate around the rotation axes of the first rolling conveying member, traction is generated on the goods, so that the goods on the second rolling conveying member 32 are conveyed to the conveying mechanism 341, and then the conveying mechanism 341 is conveyed to the first rolling conveying, and the transfer of the goods between the automatic loading and unloading machine 30 and the transfer robot 20 is realized.

The second rolling transmission member 32 may include a driving rolling transmission member, a driven rolling transmission member and a driving device, the driving rolling transmission member is connected to the driving device and driven by the driving device to rotate around its rotation axis, and the driven rolling transmission member and the driving rolling transmission member are linked to each other and driven by the driving rolling transmission member to rotate. The driving rolling transmission part and the driven rolling transmission part can be rotating rollers, two ends of each rotating roller are rotatably connected to the second support 31, and the roller surfaces of the rotating rollers can rotate and form the outer contour surfaces capable of rolling. And when the number of the rotating rollers is plural, the rotating shafts of the plural rotating rollers are arranged in parallel with each other.

The number of the second rolling conveyor 32 may be one or plural. Illustratively, a plurality of second rolling conveyors 32 are provided at intervals in the height direction of the second rack 31. In this way, the number of the second rolling conveyors 32 can be increased, and the transfer capacity of the loader 30 can be increased.

It is understood that when the number of the second rolling conveyors 32 is plural, the transfer mechanism 341 of the hoist 34 may be abutted with any one of the second rolling conveyors 32.

In this embodiment, the friction between the transfer mechanism 341 and the cargo, between the first rolling transfer member and the cargo, and between the second rolling transfer member and the cargo are rolling friction, so the wear to the cargo is reduced, and the damage to the cargo is reduced.

When the goods need to be transferred, the transfer robot can take down the goods on the shelves and transfer the goods to the second rolling conveying element 32 of the automatic loading and unloading machine 30, the conveying mechanism 341 of the elevator 34 is butted with the second rolling conveying element 32 to transfer the goods to the transfer robot 20, and then the transfer robot 20 transfers the goods to the corresponding work station, so that the transfer robot has the advantage of high flexibility.

The docking between the second roller conveyor 32 and the elevator 34 or the transfer robot 10 may be implemented by its own structure, or may be implemented by other structures, for example, the loader 30 further includes a pick-and-place assembly, which is used to transfer goods between the second roller conveyor 32 and the transfer robot, and/or transfer goods between the second roller conveyor 32 and the elevator 34.

With continued reference to fig. 6, the pick-and-place assembly may include a walking frame 33 and a robot arm 35, the walking frame 33 is disposed at one side of the second support 31, the robot arm 35 is disposed on the walking frame 33, the walking frame 33 can move relative to the second support 31 to drive the robot arm 35 to move relative to the second rolling conveyor 32, the robot arm 35 can transfer the goods from the transfer robot 10 to the second rolling conveyor 32, and the goods on the second rolling conveyor 32 can be transferred to the elevator 34 or the transfer assembly 50. It should be noted that, the specific structure of the mechanical arm 35 may refer to the description in the related art, and details of this embodiment are not repeated herein.

In an alternative implementation, please refer to fig. 1, the workstation 40 comprises a first temporary storage rack 41 and a picker 42, wherein the picker 42 is located at one side of the first temporary storage rack 41 for picking the goods on the transfer robot 20 and placing the picked goods in order cases on the first temporary storage rack 41. The picking member 42 may be a picking robot or a picking person, and this embodiment is not specifically limited herein.

The number of the first temporary storage racks 41 may be one or two, please refer to fig. 1 again, the number of the first temporary storage racks 41 is two, and the two first temporary storage racks 41 are symmetrically disposed on two sides of the sorting member 42, so that the capacity of the workstation 40 for storing goods can be increased, and the applicability of the material sorting system is further improved.

In one example, referring to fig. 7, the first temporary storage rack 41 includes a third rack 411 and at least one storage pallet 412 disposed on the third rack 411; the storage pallet 412 has at least one storage area.

The third support 411 may be composed of a plurality of support columns, for example, as shown in fig. 6, the number of the support columns is four, and the four support columns are arranged at intervals along a rectangular track to form a rectangular frame, where the four support columns are located at the top corners of the rectangle.

In order to improve the structural strength of the third bracket 411, a reinforcing rib is provided between the two support columns in the width direction.

The storage pallet 412 is fixedly connected to the third bracket 411, for example, the storage pallet 412 is welded to the third bracket 411, so that the strength of the first temporary storage rack 41 can be improved.

In this embodiment, the number of the storage pallets 412 may be one or multiple, the storage pallets 412 are disposed on the third support 411 at intervals in the vertical direction, and each storage pallet 412 has at least one storage area, so that the number of the storage pallets can be increased, and the applicability of the first temporary storage rack is improved.

In an optional implementation manner, the workstation 40 further includes a second temporary storage rack 43, the second temporary storage rack 43 is disposed on one side of the first temporary storage rack 41 and used for receiving the goods after the picking is finished, so that the goods after the picking is temporarily stored, and the tidiness of the material picking system is improved. It should be noted that the second temporary storage rack 43 may have the same structure as the first temporary storage rack, specifically, refer to the first temporary storage rack 41.

The embodiments or implementation modes in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments may be referred to each other.

It should be noted that references in the specification to "one embodiment," "an example embodiment," "some embodiments," etc., indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is within the knowledge of one skilled in the art to effect such feature, structure, or characteristic in connection with other embodiments whether or not explicitly described.

Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present disclosure, and not for limiting the same; while the present disclosure has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present disclosure.

Claims (11)

1. A material sorting system, comprising: a rack, a transfer robot, a lift truck, a transfer robot, and a plurality of workstations, the transfer robot configured to: moving between the pallet and a loader and interfacing with the loader to transfer goods on the pallet to the loader;

the transfer robot is configured to: between the lift truck and the workstations and in opposing abutment with the lift truck to transfer goods located on the lift truck to any of the workstations.

2. The material picking system of claim 1, wherein the transfer robot is a lift robot, the material picking system further comprising a transfer assembly, one end of the transfer assembly interfacing with the lift truck and the other end of the transfer assembly having a first gap, the transfer robot moving below the first gap and exiting the first gap after jacking a load mounted on the first gap.

3. The material picking system of claim 2, wherein the transfer assembly includes a first rack, a first transfer line disposed on the first rack, and two second transfer lines spaced apart on the first rack in a transfer direction perpendicular to the first transfer line, and a side of the first transfer line facing away from the lift truck interfaces with the second transfer lines;

the area between two of the second conveying lines constitutes the first gap.

4. The material picking system of claim 1, wherein the transfer robot is a lift robot; the automatic loading and unloading machine comprises a lifting machine with a conveying mechanism, the conveying mechanism faces towards one end of the jacking type robot, a second notch is formed in one end of the jacking type robot, the transfer robot moves to the position below the second notch, and the jacking type robot is erected on the second notch and then departs from the second notch.

5. The material picking system of claim 1, wherein the transfer robot includes a first rolling conveyor, the lift includes a hoist having a conveyor mechanism and a second carriage on which a second rolling conveyor is disposed;

the conveying mechanism is in butt joint with the first rolling conveying piece; the second rolling transfer member is butted against the transfer robot.

6. The material picking system of claim 5, wherein the lift further comprises a pick and place assembly for effecting transfer of goods between the second rolling conveyor and the transfer robot and/or between the second rolling conveyor and the lift.

7. The material sorting system of claim 6, wherein the number of the second rolling conveyors is plural, and the plural second rolling conveyors are arranged at intervals in a height direction of the second rack.

8. The material picking system of any of claims 1-7, wherein the workstation includes a first staging rack and a picker to one side of the first staging rack for moving the load on the transfer robot onto the first staging rack.

9. The material sorting system of claim 8, wherein the number of the first temporary storage racks is two, and the two first temporary storage racks are symmetrically arranged on two sides of the sorting member.

10. The material picking system of claim 9, wherein the first staging rack includes a third rack and at least one storage pallet disposed on the third rack;

the storage pallet has at least one storage area.

11. The material picking system of claim 10, wherein the workstation further includes a second staging rack disposed on a side of the first staging rack for receiving the goods after picking is complete.

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