CN111252438A - Automatic warehousing system - Google Patents

Abstract

The invention discloses an automatic warehousing system, which comprises a transport plane, an elevator and a transfer trolley, wherein the transport plane is provided with a plurality of transport planes; n layers of running surface; the elevator penetrates through the multilayer running surface from top to bottom; laying a fixed track and a movable track on the running surface; at least one transfer vehicle runs on the fixed track and the movable track; the fixed track comprises a directional track and a direction-changing track; the direction-changing track is used for transferring the transfer trolley on the directional track to the movable track; the movable track is in butt joint with the fixed tracks on different running surfaces through the elevator so as to realize the running of the transfer trolley on different running surfaces. The storage rack is simple in structure, three-dimensional storage can be completed through the elevator and the track, a mechanical arm with multiple degrees of freedom is not needed for dispatching articles, a stacker and stacking are also not needed, the storage and taking are flexible and convenient, and the storage and taking efficiency is improved; all parts in the warehousing system can be modularized, and the overall installation and later-stage maintenance are more convenient and time-saving.

Description

An automated storage system

technical field

The invention relates to a logistics management system, in particular to an automated storage system.

Background technique

Logistics automation refers to the automation of equipment and facilities in the logistics operation process, including transportation, loading and unloading, packaging logistics automation, sorting, identification and other operation processes, such as automatic identification system, automatic detection system, automatic sorting system, automatic access system, automatic tracking system, etc.

Among them, the indispensable warehousing system in the unmanned logistics system is used to store and transfer items. At present, most unmanned logistics systems use plane transfer or storage of items, occupying storage space and the sorting speed is not fast enough.

SUMMARY OF THE INVENTION

The purpose of the present invention is to provide an automated storage system, which can solve one or more of the above technical problems.

In order to achieve the above object, the technical scheme proposed by the present invention is as follows:

An automated storage system includes a running surface, a lift, and a transfer vehicle; the running surface has N layers, N≥1; the lift runs through the multi-layer running surfaces from top to bottom; the running surface is laid with fixed tracks and A movable track; at least one of the transfer vehicles runs on a fixed track and a movable track; the fixed track includes a directional track and a direction-changing track; the direction-changing track is used to turn the transfer car on the directional track onto the movable track ; The movable rail is docked with the fixed rails on different running surfaces through the elevator to realize the operation of the transfer vehicle on different running surfaces.

Here, different goods are sorted by transfer vehicles. The N-layer running surface forms a three-dimensional surface from bottom to top. Storage bins or re-sorting lines are set around the running surface, which can realize three-dimensional storage and sorting. Sorting can greatly save storage space, and at the same time, during the sorting process, one transfer vehicle operates on the same running surface at the same time, which greatly improves the efficiency of transfer and sorting.

Compared with the traditional transfer, the present invention is a three-dimensional transfer, and the form of the track (fixed track and movable track) on each running surface during the transfer process is not limited. The laying form of the movable track can be annular (in which a circle, an ellipse, a square or a plurality of nested forms are formed); ; It can form a variety of cyclic transfer and sorting; and through the elevator to three-dimensionally adjust and match the items on different running surfaces, the overall transfer and sorting efficiency is high.

The transfer and sorting of the present invention does not require a stacker, nor does it require a plurality of mechanical arms to cooperate with each other, and the overall structure is simple and concise, which is convenient for maintenance and repair.

Further: both the fixed track and the movable track are two parallel rods. The track adopts this form to ensure the stable movement of the running car, the uniform force, and the ability to carry different items.

Further: the transfer vehicle includes a cargo board, a bottom plate, and wheels; a cargo box is installed on the top of the cargo board; a car body accommodating cavity is arranged between the cargo board and the bottom plate, and a battery and a transfer car control system are installed in the car body accommodating cavity The wheel includes a contact surface with the track, a block bar is arranged on one side of the contact surface, and the block bar is located inside the two tracks; the wheel is installed at the bottom of the bottom plate.

A specific structure of a running car is provided here. The running car has four wheels, two wheels are located on one of the rails, and the other two wheels are located on the other rail. The blocking bar is mainly used for the vehicle to not be separated during the driving process. The rails, the stop bars on both sides just limit each other. In addition, the running car also includes a set of running transfer car control system, which mainly includes: running car main control module, running car communication module, running car driving module, running car power module; the running car main control module sends and receives through the running car communication module The signal sent by the controller; and then drive the driving module of the running car to run according to the signal command, and the power supply of the running car (here the power source is a rechargeable battery) is used for power supply.

Further: a limit trigger switch is installed on the running car, and a switch trigger block is arranged on the corresponding lift and/or fixed track. The switch trigger block is used for the temporary stop of the running car; when the running car runs to the lift, the switch is triggered to stop the running car and lift with the lift; when the running car stops on the corresponding switch trigger block on the fixed track When the charging electrode rises from the bottom of the track to charge the power supply of the running car.

Further: the cargo box is a square covered box body, and guide blocks are arranged at the four corners of the bottom of the box body, wherein magnets are installed on the guide blocks on the front and rear surfaces of the box body; the polarities of the magnets on the opposite sides of the front and rear transfer vehicles repel each other. . The case is convenient for transporting items.

The magnets of opposite polarities ensure that the running cars running in the front and rear will not collide, protecting the running cars as well as the running objects.

Further: the lift includes a column, a lift bin, a pulley block, and a motor; the lift bin is installed on the column, and the lift bin is provided with a limit block corresponding to the guide block; the pulley block is driven by the motor to drive the lift to slide on the column.

Here, the pulley block is used as the main component for lifting, which has a simple structure, labor-saving, and stable maintenance and operation. The pulley block is a technical means known to those skilled in the art, and its specific structure will not be described in detail.

Further: the directional track includes a linear track and a circular arc track, and a segment of linear track is connected between the two semicircular arc tracks to make the directional track an elliptical track.

The whole is a circular track (similar to the form of a playground runway), so that while the transfer range is large, it can return to the origin again, which can ensure that the transfer can be completed without turning back during the operation of the running car, and the transfer and sorting efficiency can be improved.

Further: the direction changing track includes a first guide bar, a second guide bar and a switch block; the rear end of the first guide bar is rotatably fixed on the fixed track through a pin shaft, and the bottom is fixedly connected with the switch block; the second The rear end of the guide bar is rotatably fixed on the fixed track through the pin, and the bottom is fixedly connected with the switch block; the first guide bar cooperates with the straight rail to make the transfer car run in the fixed track; the switch block slides on the bottom of the fixed track and pulls The first guide bar and the second guide bar rotate in the fixed track, so that the second guide bar and the curved track cooperate to make the transfer vehicle change direction from the curved track and enter the movable track.

Here, the sides of the guide strips (the first guide strip and the second guide strip) are in contact with the retaining strips of the wheels. When the guide strips rotate, the wheels are driven to move, thereby changing the track of the whole running car. The operation is simple and reliable. Operation and track change are completely separated and independent of each other, and the whole is easy to control.

The technical effect of the present invention is:

The invention has a simple structure, can complete three-dimensional storage and sorting through elevators and rails, does not need a multi-degree-of-freedom mechanical arm to dispatch items, also does not need a stacker and stacking, and is flexible and convenient to access and improve access. Efficiency; each part of the storage system can be modularized, which is more convenient and time-saving for the overall installation and later maintenance.

Description of drawings

The accompanying drawings forming a part of the present application are used to provide further understanding of the present invention, and the exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention.

In the attached image:

Fig. 1 is three-dimensional schematic diagram one of the present invention;

Fig. 2 is the three-dimensional schematic diagram two of the present invention;

Fig. 3 is the schematic diagram of the running surface of the present invention;

Fig. 4 is the top view structure schematic diagram of Fig. 3 (without transfer vehicle);

Fig. 5 is the three-dimensional structure schematic diagram of the direction-changing track;

Fig. 6 is the top view structure schematic diagram in Fig. 5;

Fig. 7 is the structural representation that removes the guide bar (the first, the second) in Fig. 6;

Fig. 8 is the three-dimensional structure schematic diagram 1 of the running car;

Fig. 9 is the three-dimensional structure schematic diagram II of the running car (without cargo compartment);

10 is a schematic diagram of the three-dimensional structure of the second embodiment;

Fig. 11 is the top-view structure schematic diagram of Fig. 10;

Fig. 12 is a schematic diagram of the structure of the wheel of the running car in cooperation with the track.

In the above drawings: running surface 1, elevator 2, transfer vehicle 3;

Fixed track 11, directional track 111, direction-changing track 112;

Orientation track 111, linear track 1111, arc track 1112, direction changing track 112, first guide bar 1121, second guide bar 1122, switch block 1123, protrusion 11231;

Lift 2, column 21, lift bin 22, pulley block 23, motor 24;

Transfer vehicle 3, cargo board 31, bottom plate 32, wheels 33, limit trigger switch 34; cargo box 311; guide block 3111, magnet 3112; contact surface 331, blocking bar 332.

Detailed ways

The present invention will be described in detail below with reference to the accompanying drawings and specific embodiments, wherein the exemplary embodiments and descriptions are only used to explain the present invention, but are not intended to be improperly limited to the present invention.

It should be noted that the embodiments in the present application and the features of the embodiments may be combined with each other in the case of no conflict. The present invention will be described in detail below with reference to the accompanying drawings and in conjunction with the embodiments.

It should be noted that the terminology used herein is for the purpose of describing specific embodiments only, and is not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly dictates otherwise, the singular is intended to include the plural as well, furthermore, it is to be understood that when the terms "comprising" and/or "including" are used in this specification, it indicates that There are features, steps, operations, devices, components and/or combinations thereof.

An automated storage system, comprising a running surface 1, an elevator 2, and a transfer vehicle 3; the running surface has N floors, N≥1; the elevator 2 runs through a multi-layer running surface from top to bottom; the running surface The fixed track 11 and the movable track 12 are laid on the 1; at least one of the transfer vehicles 3 runs on the fixed track 11 and the movable track 12; here the laying of the fixed track and the movable track is set according to the actual logistics operation, for example, it can form a ring , unidirectional, X-shaped or Y-shaped, or a combination of the above, etc., without limitation.

The fixed track 11 includes a directional track 111 and a direction-changing track 112; the direction-changing track 112 is used to turn the transfer vehicle 3 on the directional track 111 to the movable track 12; The fixed rails 11 on the running surface 1 are docked to realize the operation of the transfer vehicle 3 on different running surfaces 1 .

Effectively realize the three-dimensional space from top to bottom; the horizontal and vertical directions of each running surface; the overall comprehensive logistics transfer and warehousing, which greatly saves the time of diverted warehousing and improves efficiency.

Both the fixed rail 11 and the movable rail are two parallel rods. Here, the upper surface of the track is a flat surface, and the opposite sides of the two parallel rods are attached to the blocking bars of the transfer vehicle.

The transfer vehicle 3 includes a cargo board 31, a bottom plate 32, and wheels 33; a cargo box 311 is installed above the cargo board 31; a vehicle body accommodating cavity is arranged between the cargo board 31 and the bottom plate 32, and a charging device is installed in the vehicle body accommodating cavity. The battery and the transfer vehicle control system; the wheel 33 includes a contact surface 331 with the track, and a blocking bar 332 is provided on one side of the contact surface, and the blocking bar 332 is located inside the two rails; the wheels are installed at the bottom of the bottom plate.

A limit trigger switch 34 is installed on the running car, and a switch trigger block is arranged on the corresponding lift. A switch trigger block is also arranged on the fixed track; it is used for the temporary parking of the running car for charging. The limit trigger switch realizes the opening and closing of the switch through the elastic lever.

The cargo box 311 is a square box body with a lid, and guide blocks 3111 are arranged at the four corners of the bottom of the box body, and magnets 3112 are installed on the guide blocks on the front and rear surfaces of the box body; .

In some embodiments, there may be no cargo box, and the items to be transferred are placed directly on the pallet; the guide blocks and magnets are mounted on the floor of the vehicle.

The lift 2 includes a column 21, a lift bin 22, a pulley block 23, and a motor 24; the lift bin 22 is installed on the column 21, and the lift bin 22 is provided with a limit block corresponding to the guide block; the pulley block 23 is driven by the motor 24 to drive the lift to move. The column 21 slides up.

The directional track 111 includes a linear track 1111 and a circular arc track 1112. A segment of linear track is connected between the two semicircular arc tracks to make the directional track an elliptical track (similar to a playground track). Smooth transition, fast and reliable transfer.

The direction changing track 112 includes a first guide bar 1121, a second guide bar 1122, and a switch block 1123; connect.

The rear end of the second guide bar 1122 is rotatably fixed on the fixed track 11 through a pin shaft, and the bottom is fixedly connected with the switch block 1123 .

It can be seen from Figures 5-7 that the fixing method of the first guide strip or the second guide strip and the switch block is to set two protrusions on the switch block, and set a short length at the bottom of the first guide strip and the second guide strip. The short column is embedded in the two protrusions on the switch block, which is convenient for disassembly and maintenance. In order to make the connection tighter, there is a sleeve on the stub jacket here.

The first guide bar and the straight rail cooperate to make the transfer car run in the fixed track; the switch block slides on the bottom of the fixed track, and pulls the first guide bar and the second guide bar to rotate in the fixed track, so that the second guide bar and the curved track are rotated. Cooperate to change the direction of the transfer car from the curve to the active track.

There is a "herringbone"-shaped fork on the fixed track, and the shown direction-changing track is located at the fork. With the rotation of the first guide bar and the second guide bar, the transfer vehicle during operation is "moved" from the track in one direction. to the other direction.

In the present invention, the access of articles can be completed, and the automatic access can be completed in combination with the relevant control system. When there is an item that needs to be entered, the system dispatches an empty transfer vehicle equipped with a pallet corresponding to the item to enter the elevator, and then lifts the transfer vehicle to the bottom of the item entrance and exit. To the designated running surface, the transfer vehicle enters the fixed track from the moving track to the storage area on the surface to store the items.

The specific operation situation is as follows: when the running car of No. X on the Nth floor is about to enter the elevator; the elevator moves to the running surface of the Nth floor. At this time, all the running cars on the running surface move in the same designated direction at the same time until the No. 1 running surface. When the school bus No. X arrives at the transfer rail, the switch block sends the running car from the fixed rail to the moving rail, and the elevator drives the running car to go up and down to the designated running surface for loading or unloading. Repeat the above work continuously to complete automatic storage and sorting.

Example 1

As shown in Fig. 1-Fig. 9 and Fig. 12, N layers (N≥1) are set on the running surface here, and a circular track is set on each running surface. The running direction shown in the figure is counterclockwise. The car is parked on the running surface of a certain floor with the elevator, and after the moving track is docked with the fixed track on the surface, the transfer car runs on the fixed track to deliver the items to the designated position. Receiving inventory can be set on all four sides of the running surface.

After the transfer is completed, when the transfer vehicle is at the "herringbone"-shaped fork, the direction-changing track 112 acts to pull the switch block 1123, so that the first guide bar and the second guide bar use the pin as the axis on the fixed track. Rotate up, the transfer car is "moved" from the track in one direction to the other direction, the transfer car enters the moving track, and changes the running surface with the elevator for replenishment or inventory.

The entire track is a closed loop, and the transfer vehicle can realize inventory and replenishment without going back, and the process is smooth.

Embodiment 2

As shown in Figure 10 and Figure 11, "Y"-shaped rails are set on both sides of the elevator here. For the storage space of small space, this method is adopted. After the fixed track is docked, the transfer vehicle runs on the fixed track to deliver the items to a designated position; or changes the direction through the direction-changing track 112 and transfers to the track in the other direction.

Here, the transfer car reciprocates on the track in each direction, quickly reaching the delivery point or returning to the elevator to complete replenishment or change floors.

The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. For those skilled in the art, the present invention may have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included within the protection scope of the present invention.

Claims (8)

1. An automated storage system, characterized in that: it comprises a running surface, a lift, and a transfer vehicle; the running surface is N floors, N≥1; the lift runs through multiple running surfaces from top to bottom; A fixed track and a movable track are laid on the surface; at least one of the transfer vehicles runs on the fixed track and the movable track; the fixed track includes a directional track and a direction-changing track; the direction-changing track is used to transfer the transfer on the directional track The car is rotated on the movable track; the movable track is connected with the fixed track on different running surfaces through the elevator to realize the operation of the transfer car on different running surfaces. 2 . The automated storage system according to claim 1 , wherein the fixed track and the movable track are two parallel bars. 3 . 3. The automated storage system according to claim 2, characterized in that: the transfer vehicle comprises a cargo board, a bottom plate and wheels; a cargo box is installed on the top of the cargo board; a vehicle body accommodating cavity is arranged between the cargo board and the bottom plate , a battery and a transfer vehicle control system are installed in the car body accommodating cavity; the wheel includes a contact surface with the track, and a block bar is arranged on one side of the contact surface, and the block bar is located inside the two tracks; the wheel is installed at the bottom of the bottom plate. 4 . The automated storage system according to claim 3 , wherein a limit trigger switch is installed on the running car, and a switch trigger block is arranged on the corresponding lift and/or fixed track. 5 . 5. The automated storage system according to claim 3, wherein the cargo box is a square box with a lid, and guide blocks are arranged at the four corners of the bottom of the box body, wherein the guide blocks located on the front and rear surfaces of the box body are installed with Magnets; the polarities of the magnets on the opposite sides of the front and rear transfer vehicles repel each other. 6. The automated storage system according to claim 1, characterized in that: the lift comprises a column, a lift bin, a pulley block, and a motor; the lift bin is installed on the column, and the lift bin is provided with a limit block corresponding to the guide block; the pulley block The elevator is driven by the motor to slide on the column. 7 . The automated storage system according to claim 1 , wherein the directional track comprises a linear track and a circular arc track, and a segment of linear track is connected between the two semicircular arc tracks to make the directional track an ellipse. 8 . track. 8 . The automated storage system according to claim 1 , wherein the direction-changing track comprises a first guide bar, a second guide bar, and a switch block; the rear end of the first guide bar is rotatably fixed by a pin shaft. 9 . On the fixed track, the bottom is fixedly connected with the switch block; the rear end of the second guide bar is rotatably fixed on the fixed track through the pin shaft, and the bottom is fixedly connected with the switch block; Running in the fixed track; the switch block slides at the bottom of the fixed track, pulling the first guide bar and the second guide bar to rotate in the fixed track, so that the second guide bar and the curved track cooperate to make the transfer car change from the curve to the movable track .

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