CN211224985U - Goods shelf - Google Patents

Abstract

The utility model discloses a goods shelf. The shelf includes a panel, a plurality of supports connected to the panel, and a guide, wherein the guide is disposed below the panel and at least one pair of opposing sides of the shelf are provided with the guide. The utility model discloses a goods shelves can cooperate with the carrier such as automated guided vehicle, realize automated guided vehicle and goods shelves relative position's automatic accurate location to prevent to bump and supplementary accurate location of realizing goods loading and unloading in-process goods shelves position between automated guided vehicle and the goods shelves in the handling.

Description

Goods shelf

Technical Field

The utility model relates to an intelligent storage field, concretely relates to goods shelves.

Background

An Automated Guided Vehicle (AGV) is an unmanned Automated Vehicle that has a guidance device such as magnetic guidance or laser guidance, can travel along a planned route, and is equipped with safety protection and various auxiliary mechanisms. The utility model relates to an AGV automatic guided vehicle for transport. The automatic guided vehicle can automatically find the position of the goods shelf, drive into the bottom of the goods shelf, lift the goods shelf by using the jacking device of the automatic guided vehicle, and transport the goods shelf to a designated place, thereby completing the transportation of the goods shelf.

In the process that the automatic guided vehicle searches for the goods shelf, drives into the bottom of the goods shelf and lifts the goods shelf to a specified place for carrying the goods shelf, the relative position between the automatic guided vehicle and the goods shelf needs to be accurately positioned so as to avoid the mutual collision of the goods shelf in the carrying process.

Therefore, a need exists for a device that automatically positions the relative positions of automated guided vehicles and pallets.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a can automatic positioning automated guided vehicle and goods shelves relative position's device.

To achieve the above object, the present invention provides a shelf comprising a panel, a plurality of supports connected to the panel, and a guide, wherein the guide is provided under the panel and at least one pair of opposite sides of the shelf is provided with the guide.

In one embodiment, the guide is fixed to the panel and/or the support.

In one embodiment, at least one of the guide members includes a body and a guide portion provided at an end of the body to be inclined to an outer side.

In one embodiment, the tip of the guide portion is immediately adjacent to the support and the tip surface of the guide portion is beyond the inside surface of the support.

In one embodiment, the body of the guide member is a straight elongated plate.

In one embodiment, the body of the guide is perpendicular to the panel.

In one embodiment, the bodies of a pair of said guides are parallel to each other.

In one embodiment, the guide further comprises a mounting plate extending from the body in a direction perpendicular to the body.

In one embodiment, the end of the guiding portion abuts against the supporting member.

In one embodiment, an included angle between the guiding portion and the body is 30-60 degrees, preferably 45 degrees.

In one embodiment, the connection of the support member and the panel is provided with a guide member.

In one embodiment, each support member is provided with a guide at the junction with the panel.

In one embodiment, the guide is V-shaped with the tip of the V facing the middle of the shelf.

In one embodiment, the guide is a plate extending from the support towards the middle of the shelf.

In one embodiment, the guide member is formed by a plurality of flat plates connected in series and bent oppositely, the head end and the tail end of the guide member are located at the joint of the support member and the panel, and the middle part of the guide member faces the middle part of the shelf.

The utility model has the advantages that: the utility model discloses a goods shelves can use with haulage vehicle, especially automated guided vehicle cooperation, and when automated guided vehicle moved into the bottom of goods shelves, the relative position of automated guided vehicle and goods shelves can be corrected through a pair of guide. Through the setting of guide, automated guided vehicle and goods shelves position can be by automatic accurate location, prevents the emergence of collision phenomenon between automated guided vehicle and the goods shelves among the handling and supplementary accurate location that realizes goods handling in-process goods shelves position.

Drawings

FIG. 1 is a schematic view of the configuration of a pallet according to an embodiment;

FIG. 2 is a schematic structural view of an automated guided vehicle according to an embodiment, wherein wheels and the like are omitted for clarity;

FIGS. 3-4 are schematic views of the automated guided vehicle of the embodiment of FIG. 2 about to be driven into the bottom of the shelf and fully driven into the bottom of the shelf, respectively;

fig. 5 is a schematic structural view of an automated guided vehicle according to another embodiment;

FIG. 6 is a schematic view of the automated guided vehicle of the embodiment of FIG. 5 in use;

FIG. 7 is a schematic view of a shelf according to another embodiment;

FIGS. 8 and 9 are each a schematic view of the use of the pallet of FIG. 7 with the panel removed from the pallet of FIG. 9;

figure 10 shows a schematic structural view of a automated guided vehicle and a pallet according to yet another embodiment of the present invention;

fig. 11 shows a schematic structural view of a automated guided vehicle and a rack according to yet another embodiment of the present invention; and

fig. 12 shows a schematic structural view of a automated guided vehicle and a rack according to yet another embodiment of the present invention.

Detailed Description

Various embodiments of the present invention will be described in detail below with reference to the accompanying drawings so that the objects, features and advantages of the invention can be more clearly understood. It should be understood that the embodiments shown in the drawings are not intended as limitations on the scope of the invention, but are merely illustrative of the true spirit of the technical solution of the invention.

In the following description, for the purposes of illustrating various disclosed embodiments, certain specific details are set forth in order to provide a thorough understanding of the various disclosed embodiments. One skilled in the relevant art will recognize, however, that the embodiments may be practiced without one or more of the specific details. In other instances, well-known devices, structures and techniques associated with this application may not be shown or described in detail to avoid unnecessarily obscuring the description of the embodiments.

Throughout the specification and claims, the word "comprise" and variations thereof, such as "comprises" and "comprising," are to be understood as an open, inclusive meaning, i.e., as being interpreted to mean "including, but not limited to," unless the context requires otherwise.

Reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

As used in this specification and the appended claims, the singular forms "a", "an", and "the" include plural referents unless the context clearly dictates otherwise. It should be noted that the term "or" is generally employed in its sense including "and/or" unless the context clearly dictates otherwise.

In the following description, for the sake of clarity, the structure and operation of the present invention will be described with the aid of directional terms, but the terms "front", "rear", "left", "right", "outer", "inner", "outer", "inward", "upper", "lower", etc. should be understood as words of convenience and not as words of limitation.

Fig. 1-4 show schematic views of a pallet, an automated guided vehicle and a working process thereof according to an embodiment of the invention. As shown in fig. 1-4, the pallet 100 includes a support 101 and a panel 102 disposed on and connected to the support 101. The support members 101 may be provided as four or more cylindrical members arranged in a rectangular or other arrangement, for example, five, six or eight cylindrical members arranged perpendicular to the ground, in a trapezoidal, rhombic, parallelogram or other irregular arrangement. The support 101 may also be provided as a plate or partly as a cylinder, partly as a plate, or as another support structure. The bottom space of the shelf 100 is accessible for the automated guided vehicle 200 to be lifted by the automated guided vehicle 200 for transportation. The panel 102 may be a rectangular plate-like member, a spliced strip, a net, or other suitable shape, such as a rod-like member provided to connect the components of the support 101, and may even be provided integrally with the guide 103 as will be described in detail below.

To prevent collision between the racks 100 during transportation and to assist in accurate positioning between the racks and the cart, a pair of guides 103 are provided below the panel 102 on opposite sides of the panel. The guide 103 includes a body 1031 and an outwardly inclined guide portion 1032 provided at an end of the body. The guide 103 may be fixed to the panel 102 or to the support 101. The guide 103 may be partially fixed to the panel 102 and partially fixed to the support 101, for example, the body 1031 is fixed to the panel 102, one side end of the guide 1032 is fixed to the panel 102, and the other adjacent side end is connected to the support 101. The guide 1032 may be provided entirely inside the support 101, or partially/entirely protruding out of the support 101.

When the automated guided vehicle enters the bottom of the pallet 100, the relative position of the automated guided vehicle 200 and the pallet 100 can be corrected and/or limited by the relative action between the guides 1032 and the guide wheels 202 on the automated guided vehicle. This relative position correction process may be performed by the automated guided vehicle 200 pushing on the guide 103 to change the position of the rack 100, or by the automated guided vehicle 200 being pushed on the guide 103 to correct the movement trajectory, or both.

The guide 103 may be integrally formed or composed of multiple parts, for example, the body 1031 and the guide 1032 may be separate, assemblable multiple parts or integrally formed. The body 1031 may have the guide portions 1032 at both ends or the guide portions 1032 at only one end. In one embodiment, the bodies 1031 of the pair of guides 103 are substantially parallel to each other so that the automated guided vehicle can be driven into the bottom of the rack from either side. In one embodiment, the body 1031 of the guide 103 is an elongated straight plate. In one embodiment, the body of the guide is substantially perpendicular to the panel to facilitate cart travel and reception. In one embodiment, the distal end of the guide portion is adjacent to the support and the distal end surface of the guide portion extends beyond the inside surface of the support to facilitate docking of the automated guided vehicle with the rack. In one embodiment, the guide further includes a mounting plate 1033 extending from the body in a direction perpendicular to the body. In one embodiment, the guide 1032 and the body 1031 may be disposed at an angle of 30 ° to 60 °. Preferably, the angle of the connecting rod can be 30 degrees or 45 degrees, so that the connecting rod can be conveniently butted. In other embodiments, other angles can be set according to actual conditions. In an embodiment, a smooth transition table may be further disposed at the connection between the guide portion 1032 and the body 1031, so that the automated guided vehicle 200 can slide along the guide 103 more smoothly.

In another embodiment (not shown), at least one of the body 1031 and the guide portion 1032 may be provided with a slide groove along the length extension direction. Specifically, at least one of the body 1031 and the guide portion 1032 may be provided as a plate-like body with a slide groove, or may be provided as another regular or irregular shape with a slide groove. At least one of the body 1031 and the guide portion 1032 may be provided with a plurality of slide grooves which are parallel up and down, wherein at least one of the body 1031 and the guide portion 1032 may be composed of a plurality of components which are arranged up and down, and each component may be provided with one or more slide grooves.

In some embodiments, the guide member 103 may not be provided with the guide portion 1032. In some embodiments, the pair of bodies 1031 may be angled (e.g., splayed) with respect to each other, and the automated guided vehicle may be correspondingly provided with a guide and drive in from the side of the larger opening formed by the pair of bodies 1031. In other embodiments, the guide 103 may also take other forms of body, guide, and/or mounting, and is not limited to the above forms.

When the automated guided vehicle enters the bottom of the shelf 100, the shelf can be assisted to be positioned quickly and accurately by matching the guide piece of the shelf with the guide device of the automated guided vehicle, so that the carrying efficiency is improved. The panels 102 of the pallet 100 may be disposed substantially parallel to the ground. Accordingly, the tray 201 of the automated guided vehicle 200 for lifting the pallet 100 may be disposed substantially parallel to the ground, and after the position of the pallet is corrected by the guide 103, the pallet 100 may be lifted and transported smoothly by the tray 201. It is understood that the panels 102 of the pallet 100 may not be parallel to the ground. Automated guided vehicle 200 has a frame (not shown in fig. 2), wheels (not shown in fig. 2) mounted to the bottom of the frame, a tray 201 mounted to the top of the frame, and a housing 204. The automated guided vehicle 200 may be provided with a lifting structure and a gripping device, etc. connected to the pallet to carry the rack 100. The tray can move up and down under the driving of the jacking mechanism. Guide wheels 202 may be provided at both sides of the upper portion of the automated guided vehicle 200. The guide wheels 202 are used to assist the relative movement between the automated guided vehicle 200 and the rack, and can convert the friction between the vehicle 200 and the rack from sliding friction to rolling friction. If there is a positional deviation while the automated guided vehicle 200 is driven into the bottom of the rack 100, the guide wheels 202 roll along the guides 103 and are finally guided to a position where they are stopped by the pair of guides 103, thereby correcting the positional deviation. During the process of the automatic guided vehicle 200 moving along the guide 103, the position of the rack 100 can be changed by pushing the guide 103, or the motion track of the automatic guided vehicle 200 can be corrected by pushing the automatic guided vehicle 200 by the guide 103, or both.

The end surface of the guide wheel 202 may be disposed substantially parallel to the ground. Accordingly, the inner side surface of the guide 103 may be disposed substantially perpendicular to the ground. The end face of the guide wheel 202 may also be arranged at an angle to the ground, and correspondingly the inner side face of the guide 103 may be arranged at an angle to the ground, and the angle at which the end face of the guide wheel 202 and the guide 103 are inclined may be the same or different. The number of the guide wheels 202 on one side may be set to one or more, and the number of the guide wheels 202 on both sides may be set to be the same or different. The two side guide wheels 202 may be disposed on the same or different horizontal planes. One or more guide wheels 202 may be stacked or spaced apart on the same vertical line perpendicular to the ground. The guide wheels 202 may be provided in various ways to guide the shelf 100.

In this embodiment, the guide wheel 202 is rotatably connected to the tray 201. The tray 201 can be provided with various shapes, and the guide wheel 202 can be connected to the tray 201 in various ways as long as the guide requirement is met. In this embodiment, the tray 201 may be rectangular, and the guide wheels 202 are disposed at four corners of the tray 201. Preferably, four corners of the tray 201 are provided with chamfers, and the guide wheels 202 are disposed on the chamfered edges of the chamfers. The bevel edge of the chamfer can be set to a longer length, and a section of bevel edge can be reserved on the front side of the guide wheel 202 to form a trapezoidal buffer platform 2011 which can be used for guiding the guide wheel 202 to slide into the guide piece 103. The number of the guide wheels 202 on one side may be set to one or more, the number of the guide wheels 202 on each side may be set to be the same or different, and one or more guide wheels 202 may be further provided in the middle of the side of the tray 201 as long as the guide requirements are satisfied. In another embodiment (not shown), the guide wheels 202 may be mounted to the sides of the housing 204. At this point the mounting position of the corresponding guide on the pallet is lowered accordingly, for example at the lower end mounted on and near the support. In other embodiments, the guide wheel 202 may be mounted at other positions of the cart, and may cooperate with the shelf 100 for guiding.

Fig. 5 shows a schematic structural view of another embodiment of the automated guided vehicle 300. Automated guided vehicle 300 has a frame (not shown in fig. 3), wheels 303 mounted to the bottom of the frame, a tray 301 mounted to the top of the frame, and a housing 304. The tray 301 is formed in a rectangular shape, guide wheels 302 are disposed at four corners of the tray 301, and the bottom of the automated guided vehicle 300 is provided with mecanum wheels 303 or the like, so that the automated guided vehicle 300 can be driven into the bottom of the rack 100 in multiple directions. Figure 6 shows a schematic view of automated guided vehicle 300 driving into the bottom of rack 100 in multiple directions. In one embodiment, arc-shaped grooves may be formed at four corners of the tray 301, and the guide wheels 302 are disposed in the arc-shaped grooves. The number of the guide wheels 302 may be set to one or more, the number of the guide wheels 302 on each side may be set to be the same or different, and one or more guide wheels 302 may be further provided in the middle of the side of the tray 301 as long as the guide requirements are satisfied.

It will be appreciated that the guide wheels have been described above by way of example, and that other guide means such as bearings may be used in some other embodiments of the present application.

Fig. 7 shows a schematic structural diagram of a shelf 400 according to another embodiment. The pallet 400 is provided with a support 401, a guide 402 and a panel 403. The supports 401 connect the panels 403 and may be provided as four or more columns perpendicular to the ground and arranged in a rectangular or other arrangement, for example, five, six or eight columns, a trapezoidal arrangement, a diamond arrangement, a parallelogram arrangement or other irregular arrangement. The support 401 may also be provided as a plate or partly as a cylinder, partly as a plate, or as another support structure. The goods shelf 400 can be used for placing goods containers such as tray racks, carrying cases and the like or directly placing goods. The bottom space of the shelf 400 can be entered by the automated guided vehicle 200 or 300, whereupon the items placed thereon can be carried by the automated guided vehicle 200 or 300. The shelf 400 may be placed on the floor.

In order to prevent collision between the racks 400 during transportation and assist in accurately positioning the racks 400 during loading and unloading of goods. As shown in fig. 7, the shelf 400 is provided with a pair of guides 402. The guide 402 includes a body 4021 and a guide portion 4022 inclined to the outside provided at an end of the body. Guide 402 may be fixed to support 401, and may be connected to support 401 through body 4021 or to support 401 through guide 4022. The guides 4022 may be provided entirely inside the support 401 or may extend partially/entirely out of the support 401. In one embodiment, the distal ends of the guides 4022 are proximate to the support 401 and the distal surfaces of the guides 4022 extend beyond the inside surface of the support.

Fig. 10 shows a schematic structural view of a automated guided vehicle and a rack according to a further embodiment of the invention. As shown in fig. 10, in the present embodiment, the shelf 500 is provided with a support 501, a guide 502, and a panel 503, wherein the top end of the support 501 is connected to the panel 503. The support 501 is the same as the support in the above embodiments, such as the support 401, and will not be described in detail. In one embodiment, a guide 502 is provided at the junction of each support 501 with the panel 503 and below the panel, where the guides facilitate the automated guided vehicle to interface with the rack, and where the guides are provided at each junction to enable the automated guided vehicle to better interface with the rack in all directions. Each guide 502 is formed of two sheets 5021, 5022 of the plate material in a V-shape with each other, and the guide can be formed with a small number of parts to properly guide each direction. The tip of the V-shape faces the middle of the shelf. The sheets 5021, 5022 may be fixedly attached to the lower surface of the panel 503, may be fixedly attached to the support 501, or may be attached to both the lower surface of the panel 503 and the support 501.

In another embodiment, the guide 502 may be closer to the middle of the shelf relative to the connection of the support 501 and the panel 503. In another embodiment, the guides 502 may be provided only at the connection between the two supports 501 and the panel 503 on the same side, or the guides 502 may be provided at the connection between the three supports 501 and the panel 503, so that fewer guides may be used for guiding, and the selection may be made according to actual needs.

The guide may also take the form of fig. 11 and 12 or other forms, and is not limited to a V-shape. As shown in fig. 11, the guide for the shelf 600 is a plate 602. A plate 602 extends from the support 601 towards the middle of the shelf. A corresponding flat plate 602 may be provided at each connection of support and panel. In another embodiment, the guides 602 may be provided only at the connection between the two supports 601 and the panel 603 on the same side, or the guides 602 may be provided at the connection between the three supports 601 and the panel 603, so that fewer guides may be used for guiding, and the selection may be made according to actual needs.

As shown in fig. 12, the guide 702 of the pallet 700 is formed by four flat plates connected in series and bent relatively, and the head end and the tail end thereof are located at the connection between the support 701 and the panel 703. The middle of the guide 702 is towards the middle of the shelf. In another embodiment, the guide may be formed by 5 or more pieces of flat plates which are connected to each other and bent with respect to each other. A corresponding guide 702 may be provided at each support and panel connection. In another embodiment, the guides 702 may be provided only at the connection points of the two supports 701 and the panel 703 on the same side, or the guides 702 may be provided at the connection points of the three supports 701 and the panel 703, so that fewer guides may be used for guiding, and the selection may be made according to actual needs.

In the working process, when the automatic guided vehicle enters the goods shelf from any direction, the rollers on the two sides of the automatic guided vehicle are respectively matched with the two adjacent guide pieces, so that the relative position between the automatic guided vehicle and the goods shelf is corrected, and automatic centering is realized. In this embodiment, the automated guided vehicle may be any one of the automated guided vehicles in the above embodiments, and will not be described in detail herein.

In the application, the goods shelf and the automatic guided vehicle form a conveying system capable of adjusting the relative position and automatically centering. It will be appreciated that the above described pallet is equally applicable to other vehicles, for example vehicles not having automated guidance, the movement of which may be controlled manually.

Various embodiments of the present invention have been described in detail above, but it should be understood that aspects of the embodiments can be modified, if necessary, to employ aspects, features and concepts of the various patents, applications and publications to provide yet further embodiments.

These and other changes can be made to the embodiments in light of the above detailed description. In general, in the claims, the terms used should not be construed to be limited to the specific embodiments disclosed in the specification and the claims, but should be construed to include all possible embodiments along with the full scope of equivalents to which such claims are entitled.

Claims (16)

1. A pallet, comprising a panel, a plurality of supports connected to the panel, and a guide, wherein the guide is disposed below the panel and at least one pair of opposing sides of the pallet are provided with the guide.

2. The pallet according to claim 1, characterized in that the guide is fixed to the panel and/or the support.

3. The pallet according to claim 1, wherein at least one of the guides comprises a body and an outwardly inclined guide portion provided at an end of the body.

4. The pallet of claim 3, wherein the distal end of the guide portion is proximate to the support member and the distal end surface of the guide portion is beyond the inside surface of the support member.

5. The pallet according to claim 3, characterized in that the body of the guide is an elongated straight plate.

6. The pallet of claim 3, wherein the body of the guide is perpendicular to the panel.

7. The pallet of claim 3, wherein the bodies of the pair of guides are parallel to each other.

8. The pallet of claim 3, wherein the guide further comprises a mounting plate extending from the body in a direction perpendicular to the body.

9. The pallet according to claim 3, characterized in that the ends of the guide parts abut against the support.

10. The rack of claim 3, wherein the angle between the guide portion and the body is 30-60 degrees.

11. The pallet of claim 3, wherein the angle between the guide portion and the body is 45 degrees.

12. The pallet of claim 1, wherein the connection of the support member to the panel is provided with a guide.

13. The pallet of claim 1, wherein a guide is provided at the junction of each support member and the panel.

14. The pallet according to claim 1, wherein the guide is V-shaped with the tip of the V-shape facing towards the middle of the pallet.

15. The pallet of claim 1, wherein the guide member is a flat plate extending from the support member toward a middle of the pallet.

16. The pallet according to claim 1, wherein the guide member is formed of a plurality of flat plates connected in series and bent relatively, the head end and the tail end of the guide member being located at the junction of the support member and the panel, and the middle of the guide member being directed toward the middle of the pallet.

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