CN212830767U - Conveying system - Google Patents

Abstract

The utility model provides a handling system relates to intelligent storage technical field for solve the technical problem that handling system structure is complicated, weight is big, this handling system is through fixing handling device on each traction member that the interval set up, and each traction member is convoluteed between first walking subassembly and second walking subassembly, and like this, traction member takes the handling device of fixing on traction member to walk between first track and second track along with first walking subassembly and second walking subassembly, and handling device carries out the lift removal along with traction member's coiling, in order to get the goods of putting to be located not co-altitude and position department, moreover, the steam generator is simple in structure, and light weight is little, the utility model is used for simplify handling system's structure, reduce handling system's weight.

Description

Conveying system

Technical Field

The utility model relates to an intelligent storage technical field especially relates to a handling system.

Background

The automatic stereoscopic warehouse is a warehouse which stores goods by adopting a stereoscopic goods shelf, is controlled and managed by a computer and carries out goods storing and taking operation through an automatic control goods carrying device. The goods handling device runs along a track in a roadway of the automatic stereoscopic warehouse, and goods positioned at a lane port are stored on a specified goods grid or the goods in the specified goods grid are taken out and conveyed to the lane port, so that the goods entering and exiting operation is completed. However, the existing automatic stereoscopic warehouse handling system has a complex overall structure, heavy weight and high manufacturing and operating costs, and cannot be applied to a warehouse with a high warehouse density requirement.

SUMMERY OF THE UTILITY MODEL

In view of the above problem, the embodiment of the utility model provides a handling system for simplify handling system's structure, can alleviate handling system's weight, be favorable to improving storage density.

In order to achieve the above object, the embodiment of the present invention provides the following technical solutions:

an embodiment of the utility model provides a handling system, it includes: a track mechanism and a carrying device; the track mechanism comprises a first track and a second track, and the second track and the first track are arranged at intervals along a first direction of the carrying device and are parallel to each other; the first track is provided with a first walking component capable of moving along the extending direction of the first track, and the second track is provided with a second walking component capable of moving along the extending direction of the second track; the first walking assembly and the second walking assembly can move synchronously, at least two traction pieces are arranged between the first walking assembly and the second walking assembly, and the traction pieces are arranged at intervals and can move along the first direction; the carrying device is fixed between the traction pieces, so that the carrying device can move along with the traction pieces along a first direction.

In an alternative embodiment, the first rail is fixed to the top wall of the storage space and the second rail is fixed to the floor of the storage space.

In an optional embodiment, the first traveling assembly includes an overhead traveling crane, the overhead traveling crane is provided with overhead traveling wheels, the first rail is provided with first guide grooves extending along an extending direction of the first rail, and the overhead traveling wheels are located in the first guide grooves and can move along the first guide grooves; and/or, the second walking subassembly includes the land car, be equipped with the land car walking wheel on the land car, be equipped with on the second track and follow the second guiding groove that the orbital extending direction of second extends, the land car walking wheel is located in the second guiding groove, and can follow the second guiding groove removes.

In an optional embodiment, the number of the crown block traveling wheels is at least two, and the at least two groups of crown block traveling wheels are arranged at intervals along the extending direction of the first track, and each group of crown block traveling wheels comprises two crown block traveling wheels which are oppositely arranged; two opposite sides of the first track are respectively provided with a first guide groove extending along the extension direction of the first track, and two crown block traveling wheels in each group of crown block traveling wheels are respectively positioned in the two first guide grooves and can move along the corresponding first guide grooves; and/or the ground vehicle travelling wheels are at least two groups, the at least two groups of ground vehicle travelling wheels are arranged at intervals along the extension direction of the second track, and each group of ground vehicle travelling wheels comprises two ground vehicle travelling wheels which are oppositely arranged; the two opposite sides of the second track are respectively provided with a second guide groove extending along the extending direction of the second track, and two ground vehicle travelling wheels in each group of ground vehicle travelling wheels are respectively positioned in the two second guide grooves and can move along the corresponding second guide grooves.

In an alternative embodiment, a cross-sectional shape of the first rail along a direction perpendicular to an extending direction of the first rail is an i-shape, and a cross-sectional shape of the second rail along a direction perpendicular to an extending direction of the second rail is an i-shape.

In an optional embodiment, the crown block and the ground car are respectively provided with a winder for winding the traction member and a motor electrically connected with the winder, and the motors are used for driving the corresponding winder to wind forward or backward so that the traction member drives the carrying device to move up and down.

In an optional embodiment, the handling system further comprises a signal synchronization processor electrically connected to each of the motors on the overhead travelling crane and the ground trolley to synchronize the steering of each of the motors.

In an alternative embodiment, the number of the traction members is four, the carrying device is fixed between the four traction members, and the four traction members are respectively equidistant from the connecting point of the carrying device to the first rail.

In an alternative embodiment, the pulling element is a wire rope, a suspension chain or a round link chain.

In an optional embodiment, position sensors are further arranged on the crown block and the ground vehicle, so that the traction piece is perpendicular to the crown block and the ground vehicle at the same time.

In an alternative embodiment, the position sensor is one of a laser sensor or a rail encoder.

In an optional embodiment, the handling device includes the board of keeping in the goods and installs flexible arm on the board of keeping in the goods, the board of keeping in the goods is used for keeping in the goods, flexible arm be used for with the goods on the board of keeping in the goods are put to the storage goods shelves, perhaps will the goods on the storage goods shelves are taken out and are put to on the board of keeping in the goods.

The embodiment of the utility model provides a handling system has following advantage:

in the carrying system provided by the embodiment of the utility model, the carrying device is fixed on each traction piece arranged at intervals, so that the carrying device can move along with the traction pieces along the first direction to take and place goods at different heights, and the structure is simple; and each traction piece is arranged between the first walking assembly and the second walking assembly, so that the traction piece drives the carrying device fixed on the traction piece to move between the first track and the second track along with the first walking assembly and the second walking assembly so as to take and place goods positioned at different positions.

In addition to the technical problems, technical features constituting technical solutions, and advantageous effects brought by the technical features of the technical solutions described above, other technical problems, technical features included in technical solutions, and advantageous effects brought by the technical features that can be solved by the handling system provided by the embodiments of the present invention will be described in further detail in the detailed description of the embodiments.

Drawings

In order to more clearly illustrate the embodiments of the present invention 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 described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a use state of a carrying system according to an embodiment of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a schematic view of a portion of the structure of FIG. 1;

fig. 4 is a front view of fig. 3.

Reference numerals:

10-a first track;

101-a first guide slot;

20-a second track;

201-a second guide slot;

30-a first walking assembly;

31-a crown block;

311-overhead traveling crane walking wheels;

40-a second walking assembly;

41-ground vehicle;

411-ground vehicle road wheels;

50-a traction member;

60-a winder;

70-carrying device.

Detailed Description

In the related art, the handling system includes a movable base and four columns erected on the movable base, besides a handling device is installed on the four columns, a lifting mechanism is further arranged, the lifting mechanism is connected with the handling device, the lifting mechanism is used for driving the handling device to lift and move along the extending direction of the columns so as to take and place goods to be taken and placed at different heights, however, the handling system is complex in overall structure, heavy in weight and high in manufacturing and operating cost, when the handling device takes and places goods on a high storage shelf, the handling device can incline or collapse due to unstable gravity center of the handling system caused by the weight of the handling device, and therefore the technical problem that the handling system cannot be applied to a warehouse with high storage density requirements exists.

In order to solve the technical problem, in the carrying system provided by the embodiment of the present invention, the carrying device is fixed on each of the traction members arranged at intervals, so that the carrying device can move along with the traction members along the first direction to take and place the goods at different heights, and the structure is simple; and each traction piece is arranged between the first walking assembly and the second walking assembly, so that the traction piece drives the carrying device fixed on the traction piece to move between the first track and the second track along with the first walking assembly and the second walking assembly so as to take and place goods positioned at different positions.

In order to make the above objects, features and advantages of the embodiments of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

As shown in fig. 1 to 4, a carrying system provided by an embodiment of the present invention includes: the rail mechanism comprises a first rail 10 and a second rail 20, and the second rail 20 and the first rail 10 are arranged at intervals along the first direction of the carrying device 70 and are parallel to each other; the first track 10 is provided with a first walking component 30 which can move along the extending direction of the first track 10, the second track 20 is provided with a second walking component 40 which can move along the extending direction of the second track 20, and the first walking component 30 and the second walking component 40 can move synchronously; at least two traction pieces 50 are arranged between the first walking assembly 30 and the second walking assembly 40, and the traction pieces 50 are arranged at intervals and can move along a first direction; the handling device 70 is fixed between the traction members 50 such that the handling device 70 is movable with the traction members 50 in a first direction.

Alternatively, the first rail 10 may be fixed on the top wall of the goods storage room, and the second rail 20 may be fixed on the ground of the goods storage room, and the second rail 20 and the first rail 10 are spaced apart and parallel to each other along the first direction, wherein the first rail is located right above the second rail, that is, the projection of the first rail on the ground overlaps the projection of the second rail on the ground.

Further, as shown in fig. 3, a first traveling assembly 30 capable of moving along the extending direction of the first rail 10 is disposed on the first rail 10, and a second traveling assembly 40 capable of moving along the extending direction of the second rail 20 is disposed on the second rail 20; at least two traction members 50 are arranged between the first walking assembly 30 and the second walking assembly 40, and the traction members 50 positioned between the first track 10 and the second track 20 are arranged at intervals and are in a tension state; the handling device 70 is fixed between the traction members 50 such that the handling device 70 is movable in a first direction with the movement of the traction members 50.

Wherein the first walking assembly 30 and the second walking assembly 40 can move synchronously, it can be understood that, in this document, the first walking assembly 30 and the second walking assembly 40 move synchronously, which means that the first walking assembly 30 and the second walking assembly 40 move towards the same direction and at the same moving speed, that is, the projections of the first walking assembly 30 and the second walking assembly 40 on the ground are always overlapped to ensure the smoothness of the carrying device when moving along with the first walking assembly 30 and the second walking assembly 40.

Alternatively, at least two traction members 50 may be disposed between the first traveling assembly 30 and the second traveling assembly 40 in a winding manner, such that the at least two traction members 50 are wound in the same direction between the first traveling assembly 30 and the second traveling assembly 40 at the same time, so that each traction member 50 can move in the first direction, thereby moving the handling device fixed between the traction members 50 in the first direction. Wherein, the first direction can be the height direction of the storage shelf.

The carrying device 70 is fixed on each traction piece 50 which is arranged at intervals and is in a tension state, so that the carrying device 70 can move up and down along with the winding of the traction pieces 50 to take and place goods at different heights, and the structure is simple; and each traction member 50 is wound between the first walking assembly 30 and the second walking assembly 40, so that the traction member 50 with the carrying device 70 fixed on the traction member 50 travels between the first rail 10 and the second rail 20 along with the first walking assembly 30 and the second walking assembly 40 to take and place goods at different positions, and the whole structure is simple and light.

It should be noted that the number of the traction members 50 between the first walking assembly 30 and the second walking assembly 40 may be two, four, six, etc., and by setting the number of the traction members 50 to be even, the traction members 50 may be evenly distributed on both sides of the carrying device 70 and connected to the carrying device 70, so that the traction members 50 on both sides of the carrying device 70 are relatively uniform, thereby improving the stability of the carrying device 70 during the moving process.

Further, the first rail 10 is fixed on the top wall of the goods storage room, the second rail 20 is fixed on the ground of the goods storage room, the traction pieces 50 are located between the first rail 10 and the second rail 20, the traction pieces 50 are arranged at intervals and are in a tensioning state, and the carrying device 70 is fixed between the traction pieces 50, so that the carrying device 70 can stably move up and down along with the winding of the traction pieces 50, the height capable of moving between the first rail 10 and the second rail 20 is higher, and thus, the height of the storage rack for storing goods in the goods storage area can be higher in the height direction, the density is higher, and the space utilization rate of the storage area is improved.

As shown in fig. 2 and fig. 3, the storage shelves in the storage area for storing goods may be one, two or more, and if the storage shelves are two or more, the handling system may be located between two adjacent storage shelves, so that when the handling system moves in the lane of two adjacent storage shelves, the goods may be stored on two adjacent storage shelves, or the goods may be taken from two adjacent storage shelves, thereby improving the efficiency of taking and placing the goods.

Optionally, the first traveling assembly 30 includes a crown block 31, and a crown block traveling wheel 311 is arranged on the crown block 31; second walking assembly 40 includes land car 41, is equipped with land car walking wheel 411 on the land car 41, and wherein, overhead traveling crane walking wheel 311 and land car walking wheel 411 all can be for structures such as circular shape gyro wheel, as long as can walk along first track 10 and second track 20 can, to this, the restriction is not done to this embodiment.

The crown block 31 travels on the first track 10 through the crown block traveling wheels 311, based on the traveling stability of the crown block 31 on the first track 10, exemplarily, at least two sets of crown block traveling wheels 311 are arranged on the crown block 31 at intervals along the extending direction of the first track 10, and each set of crown block traveling wheels 311 includes two crown block traveling wheels 311 arranged oppositely, so that the two crown block traveling wheels 311 are clamped on two opposite sides of the first track 10 and travel on the first track 10, wherein the at least two sets of crown block traveling wheels 311 represent two sets of crown block traveling wheels 311 arranged at intervals along the extending direction of the first track 10 or more than two sets of crown block traveling wheels 311, for example, three sets, four sets, etc., and therefore, the present embodiment is not limited.

The ground vehicle 41 travels on the second track 20 through the ground vehicle traveling wheels 411, and based on the traveling stability of the ground vehicle 41 on the second track 20, exemplarily, at least two sets of ground vehicle traveling wheels 411 are arranged on the ground vehicle 41 at intervals along the extending direction of the second track 20, and each set of ground vehicle traveling wheels 411 includes two ground vehicle traveling wheels 411 arranged oppositely, so that the two ground vehicle traveling wheels 411 are clamped on two opposite sides of the second track 20 and travel on the second track 20, wherein the at least two sets of ground vehicle traveling wheels 411 represent two sets of ground vehicle traveling wheels 411 or more than two sets of ground vehicle traveling wheels 411, for example, three sets, four sets, etc., arranged at intervals along the extending direction of the second track 20, and the present embodiment is not limited thereto.

In this way, the traction member 50 is wound between the crown block 31 and the ground vehicle 41, and drives the carrying device 70 to travel along the extending direction of the first rail 10 and the second rail 20 along with the traveling of the crown block 31 and the ground vehicle 41 on the first rail 10 and the second rail 20, respectively, so as to place the goods at different positions of the storage rack or take the goods from different storage racks.

In order to improve the guidance of the crown block 31 and the ground vehicle 41 on the first rail 10 and the second rail 20, respectively, in the present embodiment, the first rail 10 is provided with a first guide groove 101 extending along the extending direction of the first rail 10, and the crown block traveling wheel 311 is located in the first guide groove 101 and can move along the first guide groove; the second rail 20 is provided with a second guide groove 201 extending along the extending direction of the second rail 20, and the ground vehicle traveling wheels 411 are located in the second guide groove 201 and move along the second guide groove 201, so that the movement guidance can be improved.

For example, as shown in fig. 3, two opposite sides of the first rail 10 are respectively provided with a first guide slot 101 extending along the extending direction of the first rail 10, and two crown block traveling wheels 311 in each set of crown block traveling wheels 311 are respectively located in the two first guide slots 101 and can move along the corresponding first guide slots 101; two opposite sides of the second rail 20 are respectively provided with a second guide groove 201 extending along the extending direction of the second rail 20, and two ground vehicle traveling wheels 411 of each set of ground vehicle traveling wheels 411 are respectively located in the two second guide grooves 201 and can move along the corresponding second guide grooves 201. In this way, each overhead traveling wheel 311 moves in each corresponding first guide groove 101, so that the traveling directivity of the overhead traveling wheels 311 on the first rail 10 can be improved, and each ground traveling wheel 411 moves in each corresponding second guide groove 201, so that the traveling directivity of the ground traveling wheels 411 on the second rail 20 can be improved, thereby improving the stability of the carrying device 70 when moving in the extending direction of the first rail 10 and the second rail 20.

The first guide groove 101 may be a groove matched with the shape of the overhead traveling wheel 311, and the second guide groove 201 may be a groove matched with the shape of the ground traveling wheel 411, which is not limited in this embodiment.

In one embodiment, the first rail 10 has an i-shaped cross-section perpendicular to the extending direction of the first rail 10, and the second rail 20 has an i-shaped cross-section perpendicular to the extending direction of the second rail 20.

By setting the shape of the cross section of the first rail 10 along the direction perpendicular to the extending direction of the first rail 10 to be an i-shape and setting the shape of the cross section of the second rail 20 along the direction perpendicular to the extending direction of the second rail 20 to be an i-shape, for example, the first rail 10 may be an i-shaped first rail 10 made of a metal material such as steel through casting or cutting, and the second rail 20 may be an i-shaped second rail 20 made of a metal material such as steel through casting or cutting, the processing technology is simple and the cost is low.

In order to facilitate the winding of the traction members 50 arranged between the crown block 31 and the ground vehicle 41 on the crown block 31 and the ground vehicle 41, in this embodiment, the crown block 31 and the ground vehicle 41 are both provided with a winding machine 60 for winding the traction members 50 and a motor electrically connected to the winding machine, so that the motor can provide power for the winding machine 60 to drive the corresponding winding machine 60 to wind forward or backward, so as to realize the upward movement or downward movement of each traction member 50, so that each traction member 50 drives the carrying device 70 fixed on each traction member 50 to move up and down, so as to take goods located at different heights, or place the goods on storage racks at different heights.

The winding directions of the winders 60 should be synchronized to avoid the opposite winding directions of the winder 60 on the crown block 31 and the winder 60 on the ground carriage 41, which may cause the pulling element 50 to be pulled out of order or even broken in different directions.

In order to synchronize the winding directions of the winding machines 60 on the crown block 31 and the ground cart 41, in this embodiment, the transportation system further includes a signal synchronization processor electrically connected to the motors on the crown block 31 and the ground cart 41, so that the movement information and the command synchronization between the winding machines 60 can be achieved through the signal synchronization processor, and the winding directions of the winding machines 60 on the crown block 31 and the ground cart 41 are consistent.

Optionally, the signal synchronization processor may also synchronize information between the first walking assembly 30 and the second walking assembly 40, that is, synchronize signals between the crown block 31 in the first walking assembly 30 and the ground vehicle 41 in the second walking assembly 40, so as to achieve the purpose of synchronously moving the crown block 31 and the ground vehicle 41.

Specifically, the signal synchronization mode of the signal synchronization processor may be a laser communication signal, a wireless communication signal or a wired communication signal, for example, the crown block 31 and the ground car 41 may mutually sense the relative positions of each other through the laser signals emitted from opposite directions; or, the overhead traveling crane 31 and the ground vehicle 41 can sense various positions through the encoder, so that the purpose of synchronous movement between the overhead traveling crane 31 and the ground vehicle 41 is achieved.

In one embodiment, the number of the pulling members 50 may be four, the carrying device 70 is fixed between the four pulling members 50, and the four pulling members 50 are respectively equidistant from the first rail 10 from the connection point of the carrying device 70.

Specifically, the distances from the connection points of the carrying device 70 and the traction member 50 to the first rail 10 are equal, or the distances from the connection points of the carrying device 70 and the traction member 50 to the second rail 20 are equal, so that after the carrying device 70 is fixed on the four traction members 50, the carrying device 70 is in a horizontal state, and the situation that the carrying device 70 is inclined to drop the goods placed on the carrying device 70 can be avoided.

For example, the carrying device 70 is provided with a through hole for each pulling member 50 to pass through, and after each pulling member 50 passes through the through hole, the carrying device 70 is fastened and fixed on each pulling member 50 by a fastening member, for example, the fastening member may be a hinge or other fastening structure, which is not limited in this embodiment.

When the overall appearance shape of the carrying device 70 is rectangular, the connection points of the traction piece 50 and the carrying device 70 can be located at four corners of the carrying device 70, and when the overall appearance shape of the carrying device 70 is other shapes, the connection points of the traction piece 50 and the carrying device 70 can avoid the pick-and-place direction of the goods, so that the connection points of the traction piece 50 and the carrying device 70 are evenly distributed on two opposite sides of the carrying device 70, and the stability of the traction piece 50 in traction of the carrying device 70 is improved.

In an alternative embodiment, the pulling element 50 can be a cable, a wire rope, a suspension chain or a round-link chain, which is simple and low in cost.

Optionally, in order to make the traveling directions of the crown block 31 and the ground vehicle 41 consistent, in this embodiment, position sensors may be disposed on the crown block 31 and the ground vehicle 41, and the crown block 31 and the ground vehicle 41 may travel in the same direction through the position sensors, so that the towing member 50 may be perpendicular to the crown block 31 and the ground vehicle 41 at the same time, that is, the towing member 50, the crown block 31 and the ground vehicle 41 may be located in the same vertical direction, so as to improve the smoothness of the movement of the handling device 70 on the towing member 50 along the extending direction of the first track 10 and the second track 20.

For example, the position sensor may be one of a laser sensor or a guide rail encoder, or may be another position sensor, and the embodiment is not limited thereto.

Optionally, the handling device 70 comprises forks for picking and placing goods, wherein the forks may be forks of a telescopic structure.

Specifically, the fork includes the pallet and installs at least a set of flexible arm on the pallet, and each flexible arm of organizing can move along the direction that stretches out and draws back, like this, can be through the flexible goods that will store on the goods shelves of each flexible arm of organizing on pulling the pallet to, perhaps with the goods on the pallet push away put to storage goods shelves on.

Wherein, each group's flexible arm includes two relative two flexible arms that set up on the relative both sides of pallet, can also set up relative setting and the push rod that can rotate at the tip of two relative flexible arms, and the push rod can rotate to vertical state or horizontality, and when the push rod was in the horizontality, the goods that need get and put can be come the push-and-pull through the push rod.

In the carrying system provided by the embodiment of the utility model, the carrying device is fixed on each traction piece which is arranged at intervals and is in a tension state, so that the carrying device can move up and down along with the winding of the traction pieces to take and place goods at different heights, and the structure is simple; and each traction piece is wound between the first walking assembly and the second walking assembly, so that the traction piece drives the carrying device fixed on the traction piece to walk between the first rail and the second rail along with the first walking assembly and the second walking assembly so as to take and place goods positioned at different positions.

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.

In the description of the present specification, reference to the terms "one embodiment", "some embodiments", "illustrative embodiments", "example", "specific example", or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art 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; such modifications and substitutions do not depart from the spirit and scope of the present invention.

Claims (10)

1. A handling system, comprising: a track mechanism and a carrying device;

the track mechanism comprises a first track and a second track, and the second track and the first track are arranged at intervals along a first direction of the carrying device and are parallel to each other;

the first track is provided with a first walking assembly capable of moving along the extending direction of the first track, the second track is provided with a second walking assembly capable of moving along the extending direction of the second track, and the first walking assembly and the second walking assembly can move synchronously; at least two traction pieces are arranged between the first walking assembly and the second walking assembly, and the traction pieces are arranged at intervals and can move along the first direction;

the carrying device is fixed between the traction pieces, so that the carrying device can move along with the traction pieces along the first direction.

2. The handling system of claim 1, wherein the first track is secured to a top wall of the storage space and the second track is secured to a floor of the storage space.

3. The handling system of claim 1, wherein the first traveling assembly comprises an overhead traveling crane, the overhead traveling crane is provided with overhead traveling wheels, the first rail is provided with first guide grooves extending along an extending direction of the first rail, and the overhead traveling wheels are located in the first guide grooves and can move along the first guide grooves; and/or the presence of a gas in the gas,

the second walking assembly comprises a land vehicle, land vehicle walking wheels are arranged on the land vehicle, second guide grooves extending in the extending direction of the second rails are formed in the second rails, and the land vehicle walking wheels are located in the second guide grooves and can move along the second guide grooves.

4. The handling system of claim 3, wherein the number of the crown block traveling wheels is at least two, and the at least two groups of the crown block traveling wheels are arranged at intervals along the extending direction of the first track, and each group of the crown block traveling wheels comprises two crown block traveling wheels which are oppositely arranged; two opposite sides of the first track are respectively provided with a first guide groove extending along the extension direction of the first track, and two crown block traveling wheels in each group of crown block traveling wheels are respectively positioned in the two first guide grooves and can move along the corresponding first guide grooves; and/or the presence of a gas in the gas,

the ground vehicle travelling wheels are at least two groups, the at least two groups of ground vehicle travelling wheels are arranged at intervals along the extending direction of the second track, and each group of ground vehicle travelling wheels comprises two ground vehicle travelling wheels which are oppositely arranged; the two opposite sides of the second track are respectively provided with a second guide groove extending along the extending direction of the second track, and two ground vehicle travelling wheels in each group of ground vehicle travelling wheels are respectively positioned in the two second guide grooves and can move along the corresponding second guide grooves.

5. The handling system according to claim 3, wherein the crown block and the ground car are respectively provided with a winder for winding the traction member and a motor electrically connected with the winder, and the motors are used for driving the corresponding winders to wind forward or backward so that the traction member drives the handling device to move up and down.

6. The handling system of claim 5 further comprising a signal synchronization processor electrically connected to each of the motors on the overhead traveling vehicle and the ground vehicle to synchronize the direction of rotation of each of the motors.

7. Handling system according to claim 1, wherein the pulling element is a wire rope, a hanging chain or a round link chain.

8. The handling system of claim 6, wherein the crown block and the ground car are further provided with position sensors to make the pulling member perpendicular to both the crown block and the ground car.

9. The handling system of claim 8, wherein the position sensor is one of a laser sensor or a rail encoder.

10. The handling system according to any one of claims 1 to 9, wherein the handling device comprises a temporary storage pallet for temporarily storing goods and a telescopic arm mounted on the temporary storage pallet for placing the goods on the temporary storage pallet on the storage rack or taking the goods on the storage rack out and placing the goods on the temporary storage pallet.

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