CN220163605U

CN220163605U - Traction structure of AGV dolly

Info

Publication number: CN220163605U
Application number: CN202320228407.4U
Authority: CN
Inventors: 许建国
Original assignee: Tianjin Yingtai Intelligent Manufacturing Co ltd
Current assignee: Tianjin Yingtai Intelligent Manufacturing Co ltd
Priority date: 2023-02-16
Filing date: 2023-02-16
Publication date: 2023-12-12
Anticipated expiration: 2033-02-16

Abstract

The utility model relates to a traction structure of an AGV trolley, which belongs to the technical field of AGV trolleys and comprises the following components: the trolley shell is provided with the dodge gate from front to back symmetrically, the dodge gate both sides are equipped with the through-hole, be provided with the flexible piece in the through-hole, all be provided with traction structure around in the trolley shell, flexible piece is connected with flexible piece connecting rod, direction connecting rod structure one end articulates with flexible piece connecting rod and slides along first guide way, the direction connecting rod structure other end articulates with the slider, the slider articulates there is overlap joint subassembly, the dodge gate passes through the movable door axle to be connected with the trolley shell, be provided with the elasticity torsional spring in the movable door axle, when contact with traction structure through increasing flexible piece, carry out the physics automatically and be connected, effectively can carry out physics group with many AGV dolly, under the condition that the AGV dolly marshalling need not manual intervention, still can realize automatic connection between the dolly, the AGV dolly has been improved when the transport of big article can't be accomplished to the bicycle.

Description

Traction structure of AGV dolly

Technical Field

The utility model belongs to the technical field of AGV trolleys, and particularly relates to a traction structure of an AGV trolley.

Background

AGV refers to a transport vehicle equipped with an electromagnetic or optical automatic navigation device, capable of traveling along a predetermined navigation path, having safety protection and various transfer functions, and not requiring a driver's transport vehicle in industrial applications, and using a rechargeable battery as its power source. Generally, the traveling path and behavior of the vehicle can be controlled by a computer, or the traveling path can be established by using an electromagnetic track, the electromagnetic track is adhered to the floor, and the vehicle is moved and operated by the information brought by the electromagnetic track.

The prior art has the following defects: when large objects are needed, operators group the AGVs to carry out carrying work by grouping, but in the grouping and forming process, the AGVs can only carry out grouping and forming through program logic, and the direct connection in physical aspect is a supplementary connection mode needed by the operators, so that the AGVs can be still kept for forming when the program logic is in failure, and therefore, a traction structure among the dollies when a plurality of AGVs are formed is needed on the market.

Disclosure of Invention

The utility model aims to solve the technical problems, and further provides a traction structure of an AGV trolley.

A traction structure of an AGV dolly, a traction structure of an AGV dolly comprising: the dolly casing, dolly casing lateral wall is provided with a plurality of wheelsets, and the symmetry is provided with the dodge gate around the dolly casing, and dodge gate bilateral symmetry is provided with the through-hole, is provided with the flexible piece in the through-hole of dodge gate lateral wall, and the inner wall slip of flexible piece through-hole is followed to the dodge gate, all is provided with the traction structure around in the dolly casing, the traction structure includes: the guide connecting rod structure, the telescopic block is connected with the telescopic block connecting rod, guide connecting rod structure one end is articulated with the telescopic block connecting rod and slides along first guide way, guide connecting rod structure other end is articulated with the slider, the slider slides along dolly casing bottom spout, the slider articulates has the overlap joint subassembly, the dodge gate passes through movable door spindle and dolly casing connection, be provided with the elasticity torsional spring in the movable door spindle.

Further, the guide link structure includes: the first connecting rod, the one end of first connecting rod articulates and slides along first guide way with the flexible piece connecting rod, and the second guide way has been seted up to dolly casing diapire, and the other end of first connecting rod articulates and slides along the second guide way with the second connecting rod, and the second connecting rod is kept away from first connecting rod tip and slider articulated.

Further, the two ends of the side wall of the telescopic block are provided with convex blocks, a reset spring is arranged between the inner side wall of the trolley shell and the convex blocks, one end of the reset spring is connected with the inner side wall of the trolley shell, and the other end of the reset spring is connected with the convex blocks

Further, the lap joint assembly includes: the traction structure at the front part of the trolley is connected with the traction block, the traction structure at the rear part of the trolley is connected with the cooperation block, and the two trolleys are connected through overlapping cooperation of the cooperation block at the rear part of the former trolley and the traction block at the front part of the latter trolley.

Further, traction block is articulated through the articulated shaft with the slider, traction block rotates along the articulated shaft, and traction block keeps away from the end connection of articulated shaft has trapezoidal arch, and trapezoidal arch overlaps with the recess cooperation on the cooperation piece.

Further, the side walls contacted with the two movable doors are provided with damping rubber pads.

The beneficial effects are that: through increasing flexible piece and traction structure, can realize when the AGV dolly needs to carry out the marshalling, when two AGV dollies contact, carry out the physical connection voluntarily, effectively can carry out the physical group with many AGV dollies, guaranteed that the AGV dolly marshalling need not under the condition of manual intervention, still can realize automatic connection between the dolly, improved the AGV dolly effectively when the transport of the unable completion large object article of single car, the swiftly and the intelligent of AGV dolly formation.

Drawings

The figure indicates:

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of the present utility model;

FIG. 3 is a schematic diagram of a traction block according to the present utility model;

FIG. 4 is a schematic diagram of the structure of the mating block of the present utility model;

the vehicle comprises a trolley shell 1, a wheel set 2, a movable door 3, a movable door shaft 31, a telescopic block 4, a convex block 41, a return spring 42, a traction structure 5, a guide link structure 51, a first link 511, a second link 512, a second guide groove 513, a telescopic block connecting rod 52, a first guide groove 53, a sliding block 54, a lap joint assembly 55, a traction block 551, a matching block 552, a hinge shaft 553, a trapezoid protrusion 554 and a groove 555.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

In the description of the present utility model, it should be understood that the terms "upper," "middle," "outer," "inner," and the like indicate an orientation or a positional relationship, and are merely for convenience of describing the present utility model and simplifying the description, but do not indicate or imply that the components or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Example 1: referring to fig. 1 and 2, a traction structure of an AGV cart, comprising: trolley casing 1, trolley casing 1 lateral wall is provided with a plurality of wheelsets 2, and trolley casing 1 front and back symmetry is provided with dodge gate 3, and dodge gate 3 bilateral symmetry is provided with the through-hole, is provided with telescopic block 4 in the through-hole of dodge gate 3 lateral wall, and telescopic block 4 slides along the inner wall of dodge gate 3 through-holes, all is provided with in the trolley casing 1 front and back and pulls structure 5, pull structure 5 includes: the guide connecting rod structure 51, the telescopic block 4 is connected with the telescopic block connecting rod 52, guide connecting rod structure 51 one end articulates with telescopic block connecting rod 52 and slides along first guide slot 53, the guide connecting rod structure 51 other end articulates with slider 54, slider 54 slides along dolly casing 1 bottom spout, slider 54 articulates has overlap joint subassembly 55, movable gate 3 is connected with dolly casing 1 through movable gate shaft 31, be provided with the elasticity torsional spring in the movable gate shaft 31, so set up, through increasing telescopic block and traction structure, can realize when the AGV dolly needs to carry out the marshalling, when two AGV dollies contact, carry out the physics automatically and connect, effectively can carry out physics group with a plurality of AGV dollies, under the circumstances that has guaranteed the AGV dolly marshalling need not manual intervention, still can realize automatic connection between the dolly, the AGV dolly is when the transport of the unable big article of accomplishing of single car, the rapidness and the intelligent of AGV dolly formation have been improved effectively.

Example 2: on the basis of embodiment 1, the guide link structure 51 includes, as described with reference to fig. 1: the first connecting rod 511, the one end of first connecting rod 511 articulates with flexible piece connecting rod 52 and slides along first guide way 53, and the second guide way 513 has been seted up to dolly casing 1 diapire, and the other end of first connecting rod 511 articulates with second connecting rod 512 and slides along second guide way 513, and second connecting rod 512 keeps away from first connecting rod 511 tip and slider 54 articulates, so sets up, can change the vertical motion of flexible piece 4 into the horizontal motion of slider 54 through increasing connecting rod structure 51, and slider 54 can be with the preceding extension of overlap joint subassembly 5 from this.

Example 3: on the basis of embodiment 2, the description is made with reference to fig. 1, two ends of the side wall of the telescopic block 4 are provided with the protruding blocks 41, a reset spring 42 is arranged between the inner side wall of the trolley shell 1 and the protruding blocks 41, one end of the reset spring 42 is connected with the inner side wall of the trolley shell 1, and the other end of the reset spring 42 is connected with the protruding blocks 41.

Example 4: based on embodiment 1, the lap joint assembly 55 includes: traction block 551 and cooperation piece 552, the traction structure 5 in dolly front portion connects traction block 551, and the traction structure 5 in dolly rear portion is connected with cooperation piece 552, and through the cooperation piece 552 in preceding dolly rear portion and the preceding traction piece 551 overlap joint cooperation of next dolly, connect two dollies, so set up, can connect two dollies around through increasing the concrete structure of overlap joint subassembly 55.

Example 5: on the basis of embodiment 4, referring to fig. 1, fig. 3 and fig. 4, the traction block 551 is hinged with the sliding block 54 through the hinge shaft 553, the traction block 551 rotates along the hinge shaft 553, the end of the traction block 551 far away from the hinge shaft 553 is connected with a trapezoidal protrusion 554, the trapezoidal protrusion 554 is overlapped with a groove 555 on the matching block 552 in a matching manner, and the trolley can be automatically connected in the connecting process by adding the specific structures of the traction block 551 and the matching block.

Example 6: on the basis of the embodiment 1, the side walls contacted by the two movable doors 3 are provided with damping rubber pads, and the damage of the movable doors 3 caused by frequent opening and closing states for a long time can be prevented by adding the damping rubber pads, as described with reference to fig. 1, 2 and 4.

The working process comprises the following steps:

firstly, when the operation is bigger because of the transport article, send the command that AGV dolly was grouped, the adjacent AGV dolly head and tail meet this moment, a plurality of AGV dollies keep on a straight line, after accomplishing the queue, adjacent AGV dolly is close to each other, in the in-process that is close to, the afterbody telescopic brick 4 of first car contacts with the telescopic brick 4 of second car head, telescopic brick 4 is to the interior shrink-in of car, telescopic brick connecting rod 52 slides down along first guide slot 53, drive first connecting rod 511 and slide along second guide slot 513, promote slider 54 to slide along trolley housing 1 bottom spout through first connecting rod 511 articulated second connecting rod 512, promote the traction block 551 and remove forward from this, when slider 54 slides along trolley housing 1 bottom spout, slider 54 drives traction structure 5, traction structure 5 is with dodge door 3 top open, dodge door 3 rotates the open along dodge door axle 31, when dodge door 3 opens, traction block 551 stretches out outside the dodge door, simultaneously, the cooperation piece 552 of preceding car also stretches out outside dodge door 3, the protruding piece 552 on the traction block 551 slides along second guide slot 554 that is articulated, lift up the protruding 554 of the cooperation piece 554 and lift up along the slider axial direction of rolling groove 554, the recess 555 that is connected to the trapezoidal recess 555 and the trolley is carried out.

In the description of the present specification, the descriptions of the terms "one embodiment," "example," "specific example," and the like, mean 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 utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the utility model disclosed above are intended only to assist in the explanation of the utility model. The preferred embodiments are not exhaustive or to limit the utility model to the precise form disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, to thereby enable others skilled in the art to best understand and utilize the utility model. The utility model is limited only by the claims and the full scope and equivalents thereof.

Claims

1. A traction structure for an AGV cart comprising: trolley casing (1), trolley casing (1) lateral wall is provided with a plurality of wheelsets (2), and symmetry is provided with dodge gate (3) around trolley casing (1), and dodge gate (3) bilateral symmetry is provided with the through-hole, is provided with telescopic block (4) in the through-hole of dodge gate (3) lateral wall, and telescopic block (4) are along the inner wall slip of dodge gate (3) through-hole, all are provided with in trolley casing (1) around and draw structure (5), its characterized in that, draw structure (5) include: the guide connecting rod structure (51), telescopic block (4) are connected with telescopic block connecting rod (52), guide connecting rod structure (51) one end articulates with telescopic block connecting rod (52) and slides along first guide way (53), guide connecting rod structure (51) other end articulates with slider (54), slider (54) slide along dolly casing (1) bottom spout, slider (54) articulates has overlap joint subassembly (55), dodge gate (3) are connected with dolly casing (1) through dodge gate axle (31), be provided with elasticity torsional spring in dodge gate axle (31).

2. The traction structure of an AGV cart according to claim 1, wherein said guide link structure (51) comprises: the trolley comprises a first connecting rod (511), wherein one end of the first connecting rod (511) is hinged with a telescopic block connecting rod (52) and slides along a first guide groove (53), a second guide groove (513) is formed in the bottom wall of the trolley shell (1), the other end of the first connecting rod (511) is hinged with a second connecting rod (512) and slides along the second guide groove (513), and the end part of the second connecting rod (512) away from the first connecting rod (511) is hinged with a sliding block (54).

3. The traction structure of an AGV trolley according to claim 2, wherein the two ends of the side wall of the telescopic block (4) are provided with a bump (41), a return spring (42) is arranged between the inner side wall of the trolley housing (1) and the bump (41), one end of the return spring (42) is connected with the inner side wall of the trolley housing (1), and the other end of the return spring (42) is connected with the bump (41).

4. The traction structure of an AGV cart according to claim 1, wherein said overlap assembly (55) comprises: traction block (551) and cooperation piece (552), traction structure (5) in dolly front portion connect traction block (551), and traction structure (5) in dolly rear portion is connected with cooperation piece (552), and cooperation piece (552) and preceding dolly front portion's traction block (551) overlap joint through preceding dolly rear portion are connected two dollies.

5. The traction structure of an AGV trolley according to claim 4 wherein the traction block (551) is hinged with the slider (54) through a hinge shaft (553), the traction block (551) rotates along the hinge shaft (553), the end of the traction block (551) away from the hinge shaft (553) is connected with a trapezoidal protrusion (554), and the trapezoidal protrusion (554) is overlapped with a groove (555) on the matching block (552) in a matching manner.

6. The traction structure of an AGV trolley according to claim 1, wherein both side walls of the contact of the two movable doors (3) are provided with damping rubber pads.