CN210259827U - Loading and unloading goods auxiliary device and goods sorting system - Google Patents

Abstract

The utility model discloses a loading and unloading goods auxiliary device and a goods sorting system, wherein the loading and unloading goods auxiliary device comprises a frame which is fixedly arranged; the front side of the rack is provided with a plurality of loading and unloading units, and all the loading and unloading units are arranged in a linear array in the vertical direction; the back side of the frame is provided with an upper and lower cargo unit which can vertically lift relative to the frame; cargo can be transferred between each loading and unloading unit and the loading and unloading units. The goods sorting system comprises a goods loading and unloading auxiliary device, a goods shelf area, a sorting robot and a conveying line. The utility model discloses a loading and unloading goods auxiliary device and goods letter sorting system can realize loading and unloading the goods simultaneously on all the thing layers of putting the thing frame on the letter sorting robot through loading and unloading goods auxiliary device for the letter sorting robot need not rely on its self get put the goods unit and load, unload the operation, the letter sorting robot can drop into again very fast and get goods or return the task of goods shelves from goods shelves, improves the letter sorting efficiency of storage goods by a wide margin.

Description

Loading and unloading goods auxiliary device and goods sorting system

Technical Field

The utility model relates to a storage logistics technical field especially relates to a loading and unloading goods auxiliary device and goods letter sorting system.

Background

The existing movable sorting robot is provided with a plurality of layers of storage racks and a goods taking and placing unit capable of lifting relative to the storage racks, the sorting robot can take goods from the storage racks and temporarily store the goods on the storage racks, all the taken goods are uniformly transferred to a discharging position for discharging after the goods are stored on each layer of the storage racks, the discharging still depends on the lifting of the goods taking and placing unit to move the goods on the storage racks layer by layer and send the goods out, the discharging process is slow, and the sorting robot can execute the next task after all the goods on the storage racks are discharged, so that the sorting efficiency is influenced; similarly, if want to pack goods back to goods shelves, also will earlier adorn each layer of supporter in proper order with each layer goods dress to goods shelves at the loading position earlier, the process of loading goods to the supporter has also dragged shipment efficiency slowly.

Disclosure of Invention

The purpose of the invention is as follows: in order to overcome the not enough of existence among the prior art, the utility model provides a loading and unloading goods auxiliary device and goods letter sorting system aims at solving the slow problem of loading and unloading goods speed that has the letter sorting robot of multilayer supporter and adopts this letter sorting robot's letter sorting system, improves letter sorting efficiency.

The technical scheme is as follows: in order to achieve the purpose, the loading and unloading auxiliary device of the utility model comprises a frame, wherein the frame is fixedly arranged;

the front side of the rack is provided with a plurality of loading and unloading units, and all the loading and unloading units are arranged in a linear array in the vertical direction;

the back side of the frame is provided with an upper and lower cargo unit which can vertically lift relative to the frame;

cargo can be transferred between each loading and unloading unit and the loading and unloading units.

Further, all the loading and unloading units are driven by the same driving unit to perform loading and unloading operations.

Further, the loading and unloading unit comprises a support body extending out of the rack; the driving unit comprises a linkage piece which is simultaneously connected with all the support bodies, and the linkage piece can drive all the loading and unloading units to synchronously do pitching rotation motion or up-and-down translation motion.

Further, at least one of the loading and unloading unit, the loading and unloading unit and the loading and unloading unit comprises a power element, so that the cargo can be transferred between the loading and unloading unit and the loading and unloading unit.

Further, the loading and unloading unit includes a first transport section; the loading and unloading unit comprises a second transportation part.

Furthermore, corresponding to each loading and unloading unit, a transition transportation unit which is butted with the rack is arranged on the rack; the transitional transportation unit is arranged between the loading and unloading unit and the loading and unloading unit.

Goods letter sorting system, it includes foretell loading and unloading goods auxiliary device, and it still includes:

a goods shelf area having a receiving unit that can receive goods;

a sorting robot moving between the loading and unloading assist device and the shelf area; the device comprises a movable chassis, wherein a commodity shelf with a plurality of commodity placing layers is arranged on the movable chassis, and the number of the commodity placing layers is consistent with the number of loading and unloading units on an auxiliary loading and unloading device; the goods taking and placing unit can lift relative to the shelf; and

and the conveying line is in butt joint with the loading and unloading unit of the loading and unloading auxiliary device for use.

Furthermore, a sorting station is arranged on the conveying line, and a plurality of loading and unloading auxiliary devices are arranged at the head end and the tail end of the conveying line.

Has the advantages that: the utility model discloses a loading and unloading goods auxiliary device and goods letter sorting system can realize loading and unloading the goods simultaneously on all the thing layers of putting the thing frame on the letter sorting robot through loading and unloading goods auxiliary device for the letter sorting robot need not rely on its self get put the goods unit and load, unload the operation, the letter sorting robot can drop into again very fast and get goods or return the task of goods shelves from goods shelves, improves the letter sorting efficiency of storage goods by a wide margin.

Drawings

Fig. 1 is a structural diagram of a sorting robot corresponding to each embodiment of the present invention;

fig. 2 is a combination diagram of a turnover box and a goods taking and placing unit in the sorting robot corresponding to each embodiment of the utility model;

FIG. 3 is a schematic diagram of a loading/unloading assist device according to a first embodiment of the present invention;

fig. 4 is a matching state diagram of the auxiliary device for loading and unloading goods and the sorting robot according to the first embodiment of the present invention;

fig. 5 is a structural view of a cargo handling assist device according to a second embodiment of the present invention;

fig. 6 is a structural view of a cargo handling auxiliary device according to a third embodiment of the present invention;

fig. 7 is a diagram showing a cargo sorting system according to a fourth embodiment of the present invention.

The names of the parts indicated by the reference numerals in the drawings are as follows:

10-a load handling aid; 11-a frame; 12-a handling unit; 121-a support body; 122-a first transport section; 13-loading and unloading unit; 131-a second transport section; 14-a drive unit; 141-a linkage; 142-a linear execution unit; 143-a lift drive unit; 15-a transit transport unit; 16-a timing belt assembly; 20-shelf area; 30-a sorting robot; 31-a movable chassis; 32-a shelf; 321-depositing a layer; 33-pick and place units; 34-a turnover box; 35-a lifting platform; and 40-conveying line.

Detailed Description

The present invention will be further described with reference to the accompanying drawings.

The structure of the sorting robot 30 related to the following embodiments is shown in fig. 1, and it includes a movable chassis 31, on the movable chassis 31, a rack 32 with multiple layers of storage layers 321 is installed, it also includes a goods taking and placing unit 33, the goods taking and placing unit 33 is placed in a turnover box 34, the turnover box 34 is installed on a lifting platform 35 and can controllably rotate relative to the lifting platform 35; the lifting platform 35 can be controllably lifted relative to the shelf 32.

In the picking process, the picking unit 33 can extend and retract relative to the turnover box 34 to perform a picking task, as shown in fig. 2, when the picking unit 33 is extended to pick a product. The goods taking and placing unit 33 firstly takes goods from the goods shelf into the turnover box 34, then lifts relative to the goods shelf 32, so that the turnover box 34 moves to the position of the goods placing layer 321 without goods, and simultaneously, the turnover box 34 rotates relative to the lifting platform 35, so that the inlet and the outlet of the turnover box 34 face the goods placing layer 321; finally, the pick-and-place unit 33 pushes the goods in the turnover box 34 to the storage layer 321. Through the above process, the sorting robot 30 can obtain a plurality of goods in one sorting task and temporarily store the obtained goods on each layer 321 of the shelf 32, and when all the layers 321 are full of goods, the robot moves to the unloading position with all the goods to unload the goods.

In the process of putting the goods back to the shelf, contrary to the goods taking process, the sorting robot 30 first loads the goods at the loading position, so that all the placing layers 321 on the shelf 32 are filled with the goods, then the goods are taken to the shelf position, the turnover boxes 34 are sequentially lifted to the height of each placing layer 321, the goods on each placing layer 321 are taken into the turnover boxes 34 by the goods taking and placing unit 33, and then the goods in the turnover boxes 34 are placed on the shelf at the positions corresponding to the goods.

Example one

As shown in fig. 3, the present embodiment provides a loading and unloading auxiliary device 10, which includes a frame 11, wherein the frame 11 is fixedly disposed; a plurality of loading and unloading units 12 are arranged on the front side of the rack 11, and all the loading and unloading units 12 are arranged in a linear array in the vertical direction; an upper and lower goods unit 13 which can vertically lift relative to the rack 12 is arranged at the rear side of the rack 12, and the upper and lower goods unit 13 is driven by a synchronous belt assembly 16 to lift; cargo may be transferred between each of the load handling units 12 and the loading and unloading units 13.

In order to achieve loading and unloading operations of all the loading and unloading units 12 at the same time at a low cost, all the loading and unloading units 12 are driven by the same drive unit 14. Specifically, the handling unit 12 includes a support body 121 extending out of the frame 11, and one side of the support body 121 is hinged to the frame 11; the driving unit 14 includes a linkage member 141 simultaneously connected to all the holders 121, where the linkage member 141 is a rod member vertically disposed and hinged to the middle portions of all the holders 121, and when one of the holders 121 is pulled to rotate relative to the frame 11, all the holders 121 rotate under the linkage action of the linkage member 141. Specifically, one of the supporting bodies 121 can be driven by a linear actuator 142 to rotate relative to the frame 11, the linear actuator 142 is an electric push rod or an oil hydraulic cylinder, and two ends of the linear actuator 142 are respectively hinged to the frame 11 and the supporting body 121. Of course, the rotation driving manner of the supporting body 121 relative to the frame 11 is various, and this embodiment only lists one of them, and other driving structures that can realize the synchronous pitching motion of all supporting bodies 121 should be regarded as falling into the protection scope of the present invention.

There are various ways to transfer the cargo between the loading and unloading unit 12 and the upper and lower cargo units 13, and at least one of the loading and unloading unit 12 and the upper and lower cargo units 13 includes a power element, so that the cargo can be transferred between them. In this embodiment, the loading and unloading unit 12 includes the first transporting portion 122, the loading and unloading unit 13 includes the second transporting portion 131, and the first transporting portion 122 and the second transporting portion 131 may be a conveyor belt assembly or a conveyor roller assembly, which is illustrated as a conveyor belt assembly. When the cargo needs to be transferred between the first transport portion 122 and the second transport portion 131, the cargo on the first transport portion 122 can be transferred to the second transport portion 131 or the cargo on the second transport portion 131 can be transferred to the first transport portion 122 only by rotating the first transport portion 122 and the second transport portion 131 at the same time. Other ways of transferring goods between the loading and unloading unit 12 and the loading and unloading unit 13 should also be considered as falling within the scope of the present invention.

Based on the above structure, the object placing layer 321 of the object placing rack 32 on the sorting robot 30 needs to be configured as the following structure, as shown in fig. 1, an empty part is formed on the object placing layer 321, the empty part makes the rear side edge of the object placing layer 321 incomplete, that is, the rear side edge of the object placing layer 321 has a notch, so when there is an object on the object placing layer 321, the object placing layer 321 only holds two sides of the bottom of the object, most of the area in the middle of the bottom of the object is in an exposed state without contact of things, and thus, the support body 121 can conveniently extend into and support the bottom of the object.

The procedure of the loading/unloading support device 10 unloading the sorting robot 30 is as follows: in the initial state, the support body 121 is in a horizontal or drooping state; then, the sorting robot 30 loaded with the goods moves to a specific position such that all the trays 121 of the loading and unloading assist device 10 are positioned under the respective product layers 321 of the rack 32, as shown in fig. 4; then, the driving unit operates to rotate all the support bodies 121 to the raised state, so that the goods on all the storage layers 321 are lifted by the first transportation part 122 and are separated from the storage layers 321; finally, the sorting robot 30 moves away to continue to perform the task, the loading and unloading units 13 sequentially move to the positions flush with the upper ends of the first transporting portions 122 on the respective pallets 121, the first transporting portions 122 and the second transporting portions 131 operate simultaneously, so that the goods on the first transporting portions 122 are transported to the second transporting portions 131, and the loading and unloading units 13 move to the lower positions and then unload the goods.

The procedure of loading the sorting robot 30 by the loading/unloading support device 10 is as follows: firstly, the loading and unloading units 13 convey the goods to each loading and unloading unit 12, so that the first transportation parts 122 on all the trays 121 have the goods; then, the driving unit acts to rotate all the support bodies 121 to the upward state, and the unloaded sorting robot 30 moves to a specific position, so that all the support bodies 121 extend into the rack 32; finally, the driving unit operates to rotate all the trays 121 downward, so that the goods on each first transporting portion 122 are held by the individual storage layer 321, and the sorting robot 30 moves the loaded goods away at this time, thereby completing the loading operation.

Example two

As shown in fig. 5, the present embodiment provides a loading and unloading auxiliary device 10, which includes a frame 11, wherein the frame 11 is fixedly disposed; a plurality of loading and unloading units 12 are arranged on the front side of the rack 11, and all the loading and unloading units 12 are arranged in a linear array in the vertical direction; an upper and lower cargo unit 13 which can vertically lift relative to the rack 12 is arranged at the rear side of the rack; the loading and unloading unit 13 is driven to lift by a synchronous belt assembly 16; cargo may be transferred between each of the load handling units 12 and the loading and unloading units 13.

In order to achieve loading and unloading operations of all the loading and unloading units 12 at the same time at a low cost, all the loading and unloading units 12 are driven by the same drive unit. Specifically, the loading and unloading unit 12 includes a support body 121 extending out of the rack 11, the driving unit includes a linkage 141 connected to all support bodies 121, the linkage 141 is a vertically disposed lifting frame, one end of each support body 121 is fixed to the lifting frame, a lifting driving unit 143 is disposed between the lifting frame and the rack 11, and the lifting driving unit 143 may be a linear actuator such as a cylinder, a hydraulic cylinder, or an electric cylinder, and can lift the lifting frame relative to the rack 11, so as to drive all support bodies 121 fixed to the lifting frame to lift.

At least one of the loading and unloading units 12, 13 includes power elements to enable cargo to be transferred therebetween. In this embodiment, the loading and unloading unit 12 includes the first transporting portion 122, the loading and unloading unit 13 includes the second transporting portion 131, and the first transporting portion 122 and the second transporting portion 131 may be a conveyor belt assembly or a conveyor roller assembly, which is illustrated as a conveyor belt assembly. When the cargo needs to be transferred between the first transport portion 122 and the second transport portion 131, the cargo on the first transport portion 122 can be transferred to the second transport portion 131 or the cargo on the second transport portion 131 can be transferred to the first transport portion 122 only by rotating the first transport portion 122 and the second transport portion 131 at the same time. Other ways of transferring goods between the loading and unloading unit 12 and the loading and unloading unit 13 should also be considered as falling within the scope of the present invention.

Based on the above structure, the object placing layer 321 of the object placing rack 32 on the sorting robot 30 needs to be configured as the following structure, as shown in fig. 1, an empty part is formed on the object placing layer 321, the empty part makes the rear side edge of the object placing layer 321 incomplete, that is, the rear side edge of the object placing layer 321 has a notch, so when there is an object on the object placing layer 321, the object placing layer 321 only holds two sides of the bottom of the object, most of the area in the middle of the bottom of the object is in an exposed state without contacting with the object, and thus, the support body 121 can conveniently extend into and support the bottom of the object.

The loading and unloading process of the loading and unloading assisting device 10 according to this embodiment is similar to that of the embodiment, and will not be described herein.

EXAMPLE III

As shown in fig. 6, the present embodiment provides a loading/unloading assisting device 10, which is based on the first embodiment or the second embodiment, and has the following distinguishing features on the basis of the two embodiments: corresponding to each loading and unloading unit 12, a transition transportation unit 15 which is butted with the frame 11 is arranged on the frame 11; the transit transport unit 15 is disposed between the loading and unloading unit 12 and the loading and unloading unit 13.

Here, the transitional transport unit 15 may be in the form of a powered conveyor belt, a conveying roller, etc., which plays a role of buffer storage between the loading and unloading unit 12 and the upper and lower units 13, for example, during unloading, after the loading and unloading unit 12 is unloaded from the sorting robot 30, the goods can be transferred to the transitional transport unit 15, because the transitional transport unit 15 has a length in the transverse direction, it can temporarily store a row of goods thereon to wait for the upper and lower units 13 to perform the unloading operation (i.e., the upper and lower units 13 are lifted to the height of a certain loading and unloading unit 12, the transitional transport unit 15 corresponding to the loading and unloading unit 12 transfers the goods to the upper and lower units 13, and the upper and lower units 13 are lowered to the lower position to transfer the goods out), and meanwhile, the unloading operation of the loading and unloading unit 12 from the sorting robot 30 is not delayed.

In this embodiment, the horizontal length of the upper and lower unit 13 is not limited, and a plurality of goods can be arranged thereon at one time, so that a plurality of goods can be loaded at each time, and the efficiency of the loading and unloading transfer-out operation can be improved.

Example four

As shown in fig. 7, the present embodiment provides a cargo sorting system including the above-described loading and unloading assist device 10, the shelf section 20, the sorting robot 30, and the conveyor line 40.

Wherein the shelf area 20 comprises a plurality of shelves, each shelf having a receiving unit for receiving goods, the goods being displayed in the receiving unit; a sorting robot 30 that moves between the loading/unloading assist device 10 and the shelf area 20, and the sorting robot 30 can take down the goods from the shelves to the inside of the container 34 or put the goods in the container 34 on the shelves by the pick-and-place unit 33; the conveying line 40 is used in butt joint with the loading and unloading unit 13 of the loading and unloading auxiliary device 10, the loading and unloading unit 13 of the loading and unloading auxiliary device 10 can sequentially unload the cargoes unloaded by the loading and unloading unit 12 and transfer the cargoes to the conveying line 40, and the conveying line 40 conveys the cargoes away for further sorting.

Since the goods taken by the sorting robot 30 in the actual sorting operation are not necessarily individual goods but are generally frames containing many similar goods, the frames are returned to the shelves after the sorting is completed. Therefore, in a further embodiment, a sorting station is provided on the conveying line 40, and a plurality of the auxiliary loading and unloading devices 10 are provided at both ends of the conveying line 40, the auxiliary loading and unloading device 10 at the head end of the conveying line 40 is used for unloading from the sorting robot 30 to the conveying line 40, and the auxiliary loading and unloading device 10 at the tail end of the conveying line 40 is used for loading the goods frames from the tail end of the conveying line 40 to the shelf 32 of the sorting robot 30.

EXAMPLE five

The implementation provides a sorting method, which is applied to a goods sorting system and comprises the following steps:

firstly, the sorting robot 30 sequentially obtains goods to be sorted from the goods shelf area 20 according to the goods taking task, and stores the obtained goods on a goods shelf 32;

step two, the sorting robot 30 moves to the unloading position at the head end of the conveying line 40, and all the loading and unloading units 12 of the loading and unloading auxiliary device 10 unload the goods on all the storage layers 321 on the storage rack 32 at the same time;

and step three, the loading and unloading unit 13 of the loading and unloading auxiliary device 10 transfers the cargoes unloaded from the loading and unloading unit 12 to the conveying line 40 in sequence.

If the goods obtained by the sorting robot 30 in the above steps are all single goods, the unloaded goods are directly sent to the packaging ex-warehouse station by the conveying line 40 to be packaged and ex-warehouse.

If the goods obtained by the sorting robot 30 in the above steps are the goods frames loaded with the goods, the goods frames are placed back to the goods shelf after a predetermined number of goods are sorted out by the sorting station, and at this time, the third step further includes the following steps:

step four, the conveying line 40 conveys the goods frames to a sorting station;

step five, after the sorting is finished, the conveying line 40 continuously conveys the goods frames to the tail end of the conveying line 40;

step six, the auxiliary loading and unloading device 10 at the tail end of the conveying line 40 sequentially loads each goods frame to each loading and unloading unit 12 through the loading and unloading unit 13;

seventhly, the empty sorting robot 30 reaches a loading position at the tail end of the conveying line 40, and the loading and unloading units 12 of the loading and unloading auxiliary device 10 simultaneously load the loaded goods frames onto the commodity shelf 32 of the sorting robot 30;

step eight, the sorting robot 30 moves to the shelf area 20, and places the shelves on the shelf 32 back to the respective shelves.

The utility model discloses a loading and unloading goods auxiliary device and goods letter sorting system can realize loading and unloading the goods simultaneously on all the thing layers of putting the thing frame on the letter sorting robot through loading and unloading goods auxiliary device for the letter sorting robot need not rely on its self get put the goods unit and load, unload the operation, the letter sorting robot can drop into again very fast and get goods or return the task of goods shelves from goods shelves, improves the letter sorting efficiency of storage goods by a wide margin.

The above description is only a preferred embodiment of the present invention, and it should be noted that: for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications should also be considered as the protection scope of the present invention.

Claims (8)

1. The loading and unloading auxiliary device is characterized by comprising a rack, wherein the rack is fixedly arranged;

the front side of the rack is provided with a plurality of loading and unloading units, all the loading and unloading units are arranged in a linear array in the vertical direction and are used for loading and unloading;

the back side of the frame is provided with an upper and lower cargo unit which can vertically lift relative to the frame;

cargo can be transferred between each loading and unloading unit and the loading and unloading units.

2. The loading/unloading assist device according to claim 1, wherein all the loading/unloading units are driven by the same drive unit to perform loading/unloading operation.

3. The loading and unloading assist device of claim 2, wherein the loading and unloading unit includes a bracket extending out of the frame; the driving unit comprises a linkage piece which is simultaneously connected with all the support bodies, and the linkage piece can drive all the loading and unloading units to synchronously do pitching rotation motion or up-and-down translation motion.

4. A loading and unloading assist device as claimed in claim 1, wherein at least one of the loading and unloading unit, the loading and unloading unit and the loading and unloading unit includes a power element to enable transfer of cargo therebetween.

5. The loading/unloading assist device according to claim 4, wherein the loading/unloading unit includes a first transport section; the loading and unloading unit comprises a second transportation part.

6. The loading and unloading assist device of claim 1, wherein, corresponding to each loading and unloading unit, a transition transportation unit is arranged on the frame and is butted with the frame; the transitional transportation unit is arranged between the loading and unloading unit and the loading and unloading unit.

7. Cargo sorting system, characterized in that it comprises a handling aid according to any of claims 1-6, which further comprises:

a goods shelf area having a receiving unit that can receive goods;

a sorting robot moving between the loading and unloading assist device and the shelf area; the device comprises a movable chassis, wherein a commodity shelf with a plurality of commodity placing layers is arranged on the movable chassis, and the number of the commodity placing layers is consistent with the number of loading and unloading units on an auxiliary loading and unloading device; the goods taking and placing unit can lift relative to the shelf; and

and the conveying line is in butt joint with the loading and unloading unit of the loading and unloading auxiliary device for use.

8. The cargo sorting system according to claim 7, wherein the conveyor line is provided with sorting stations, and the loading and unloading auxiliary devices are arranged at the head end and the tail end of the conveyor line.

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