CN218777607U

CN218777607U - Crawler belt of AGV trolley

Info

Publication number: CN218777607U
Application number: CN202320002322.4U
Authority: CN
Inventors: 赵恒�
Original assignee: Beijing Wuzi University
Current assignee: Beijing Wuzi University
Priority date: 2023-01-03
Filing date: 2023-01-03
Publication date: 2023-03-31
Anticipated expiration: 2033-01-03

Abstract

The utility model discloses a track of AGV dolly, including chassis and track, the chassis both sides are all rotated and are installed the bearing wheel, the chassis tail end is provided with the mounting panel, and the mounting panel passes through the extensible member and is connected with the chassis, and the mounting panel side is rotated and is provided with drive gear, the chassis front end sets up the regulating part, the regulating part includes the connecting plate, connecting plate one end is rotated and is installed the regulating wheel, the connecting plate other end is rotated and is installed on the chassis. This track of AGV dolly, track front end are adjustable setting, need stride across when ground arch, step etc. have the obstacle of a take the altitude, adjustable track front end lifts up, and when needing to stride across obstacles such as cross ditch, can put down the part of lifting up, the area of contact on increase track and ground, the operation of AGV dolly in special environment of being convenient for, and through the state of adjusting track tip, the AGV dolly of being convenient for carries out the operation of different grade type.

Description

Crawler belt of AGV trolley

Technical Field

The utility model relates to a running gear technical field specifically is a track of AGV dolly.

Background

Generally, an AGV is a transport vehicle equipped with an electromagnetic or optical automatic navigation device, capable of traveling along a predetermined navigation route, having safety protection and various transfer functions, and generally, the travel route and behavior thereof are controlled by a computer, or the travel route is set up by using an electromagnetic rail which is attached to a floor, and an automated guided vehicle moves and operates by information from the electromagnetic rail. The AGV dolly chooses the wheel as its running gear usually for use, but the obstacle crossing ability of wheel is relatively poor, and when the AGV dolly is often used for carrying the heavy object, wheel life is shorter, the use of AGV dolly of being inconvenient for.

Current patent document No. CN115123410A discloses an AGV dolly and AGV dolly system, including the combined type chassis, the combined type chassis includes track chassis and wheel chassis, is equipped with wheel running gear on the wheel chassis, and wheel running gear is used for keeping operating condition under normal road conditions, in order to drive the AGV dolly goes, is equipped with the track on the track chassis and hinders the mechanism more, and the track hinders the mechanism more and is used for switching to operating condition when meetting the obstacle, in order to drive the AGV dolly crosses the obstacle after the AGV dolly crosses the obstacle, wheel running gear continues to switch to operating condition, in order to drive the AGV dolly continues to travel. In this application, when AGV dolly transport heavy object, it is comparatively difficult to wheel chassis and track chassis's switching, and track chassis's setting is unfavorable for strideing across the obstacle that has the take the altitude such as step in this application.

Disclosure of Invention

The to-be-solved technical problem of the utility model is overcome current defect, a track of AGV dolly is provided, the track front end is adjustable setting, need stride across the ground arch, when steps etc. have the obstacle of a take the altitude, adjustable track front end lifts up, and when needing to stride across obstacles such as horizontal ditch, can put down the part that lifts up, the area of contact on increase track and ground, the AGV dolly of being convenient for is operation in special environment, and through the state of adjusting the track tip, the AGV dolly of being convenient for carries out the operation of different grade type, can effectively solve the problem in the background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a track of AGV dolly, includes chassis and track, the chassis both sides are all rotated and are installed the bearing wheel, the chassis tail end is provided with the mounting panel, and the mounting panel passes through the extensible member and is connected with the chassis, and the mounting panel side is rotated and is provided with drive gear, the chassis front end sets up the regulating part, the regulating part includes the connecting plate, connecting plate one end is rotated and is installed the regulating wheel, the connecting plate other end is rotated and is installed on the chassis, and is provided with the rotating member to connecting plate angle modulation to the chassis side, the track cover is established in the bearing wheel, drive gear and regulating wheel outside, the bayonet socket with drive gear engagement is seted up to the track side.

As the utility model discloses a preferred technical scheme, the rotating member is including installing the accommodate motor in the chassis side, the controller of control accommodate motor work is still installed to the chassis side, detection device is installed to the chassis front end, the operating circuit who constitutes detection device with control switch and the external power source series connection that detection device corresponds in detection device, the controller.

As a preferred technical scheme of the utility model, the chassis downside is provided with the mount pad, detection device installs at the mount pad upside, and the mount pad side be fixed with chassis sliding connection's guide bar, be provided with the elastic component to the mount pad location between chassis and the mount pad, the pulley is installed in the rotation of mount pad downside.

As a preferred technical scheme of the utility model, the extensible member includes the carriage release lever of slidable mounting at the chassis upside, mounting panel and carriage release lever tip fixed connection, the outside cover that the carriage release lever outside is located part between mounting panel and the chassis is equipped with the spring.

As a preferred technical scheme of the utility model, the carriage release lever outside is close to the position of mounting panel and has seted up screw thread, carriage release lever outside threaded connection has adjusting nut, the spring is located between adjusting nut and the chassis

As an optimal technical scheme of the utility model, the chassis side rotates installs the locating wheel, the locating wheel is close to the junction setting on connecting plate and chassis.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses the track of AGV dolly of example, track front end are adjustable setting, need stride across when ground arch, step etc. have the obstacle of a take the altitude, and adjustable track front end lifts up, and when needing to stride across obstacles such as cross ditch, can put down the part that lifts up, increases the area of contact on track and ground, and the AGV dolly of being convenient for is the operation in special environment, and through the state of adjusting the track tip, and the AGV dolly of being convenient for carries out the operation of different grade type.

2. The utility model discloses the track of AGV dolly of example, AGV dolly removes the in-process, the detection device that the chassis front end set up detects moving the road surface, the place ahead meets when ground arch, step etc. have the obstacle of a take the altitude, detection device feedback to controller to by controller control adjustment motor work, the regulation motor drives the rotatory regulating wheel that makes the connecting plate tip and shifts up, make AGV dolly front end and ground separation, the AGV dolly of being convenient for strides across the road surface obstacle.

3. The utility model discloses the track of AGV dolly of example, when AGV dolly transport heavier goods or climbing, make regulating wheel and ground contact, increase the area of contact of track and ground, thereby improve the ability of grabbing of AGV dolly, the dolly climbing of being convenient for, share the partial gravity of AGV dolly behind regulating wheel and the ground contact simultaneously, reduce the pressure that the bearing wheel receives, prevent to lead to the bearing wheel to take place deformation because of the transport goods overweight, and AGV dolly no-load movement or when the transport goods is lighter, make regulating wheel and ground separation, thereby reduce the area of contact on track and ground, be convenient for improve the translation rate of AGV dolly, thereby improve its work efficiency.

Drawings

FIG. 1 is a schematic view of the present invention;

fig. 2 is another schematic view of the structure of the present invention;

FIG. 3 is an enlarged view of the structure at A in FIG. 2;

FIG. 4 is a schematic structural view of the middle chassis of the present invention;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

FIG. 6 is a schematic view of the adjusting wheel in contact with the ground;

fig. 7 is a schematic structural view of the adjusting wheel when the adjusting wheel is separated from the ground.

In the figure: the device comprises a chassis 1, a bearing wheel 2, a mounting plate 3, a driving gear 4, an adjusting motor 5, a connecting plate 6, an adjusting wheel 7, a positioning wheel 8, a crawler 9, a moving rod 10, a spring 11, an adjusting nut 12, a controller 13, a detection device 14, a mounting seat 15, a guide rod 16, an elastic part 17 and a pulley 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-7, the present invention provides a technical solution: the utility model provides a track of AGV dolly, including chassis 1 and

track

9, 1 both sides on chassis are all rotated and are installed bearing wheel 2, bearing wheel 2 is provided with a plurality of, and preferred, the bearing wheel 2 of 1 every side on chassis is provided with two rows, 1 tail end on chassis is provided with mounting panel 3, and mounting panel 3 is connected with chassis 1 through the extensible member, interval between mounting panel 3 and the chassis 1 is adjustable setting promptly, a elasticity for adjusting track 9, 3 sides on the mounting panel are fixed with the bearing frame, rotate through the pivot on the bearing frame and be provided with drive gear 4.

The front end of the chassis 1 is provided with an adjusting piece, the adjusting piece is used for adjusting the front end of the AGV trolley, the front end of the AGV trolley can be divided into two states, one state is in contact with the ground, the purpose is to increase the contact area between the crawler belt 9 and the ground, the AGV trolley is used for spanning across a transverse ditch or improving climbing capacity, the other state is separated from the ground, the purpose is to facilitate the AGV trolley to climb over ground obstacles, or reduce the contact friction between the crawler belt 9 and the ground, and the moving speed of the AGV trolley is convenient to improve.

The regulating part includes connecting

plate

6, 6 one ends of connecting plate are rotated through the pivot and are installed regulating wheel 7, adjust the high position of regulating wheel 7 through the regulating part, realize the regulation of AGV dolly front end state, 6 other ends of connecting plate rotate and install on chassis 1, and chassis 1 side is provided with the rotating member to 6 angle modulation of connecting plate, 9 covers of track are established at bearing wheel 2, drive gear 4 and regulating wheel 7 outsides, the bayonet socket with drive gear 4 meshing is seted up to 9 sides of track, the track 9 outside evenly is provided with the arch, the arch improves the ability of grabbing of

track

9, 9 inboards of track are provided with spacing tooth, spacing tooth is located between two rows of bearing wheel 2 that set up, prevent that AGV dolly from moving in-process track 9 from droing.

The rotating part comprises an adjusting motor 5 arranged on the side face of a chassis 1, a controller 13 for controlling the adjusting motor 5 to work is further arranged on the side face of the chassis 1, a detection device 14 is arranged at the front end of the chassis 1, the detection device 14 and a control switch corresponding to the detection device 14 in the controller 13 are connected in series with an external power supply to form a working circuit of the detection device 14, ground obstacles are detected through the detection device 14, the controller 13 controls the adjusting motor 5 to work after the obstacles are met, so that a connecting plate 6 rotates to adjust the height position of an adjusting wheel 7, and the detection device 14 comprises a height detection sensor or a camera detector without limitation.

The lower side of the chassis 1 is provided with a mounting seat 15, the detection device 14 is installed on the upper side of the mounting seat 15, a guide rod 16 which is connected with the chassis 1 in a sliding mode is fixed on the side face of the mounting seat 15, an elastic part 17 for positioning the mounting seat 15 is arranged between the chassis 1 and the mounting seat 15, the elastic part 17 is preferably a positioning spring which is sleeved on the outer side of the guide rod 16, the elastic part 17 can also be a shock absorber or an elastic telescopic structure, the elastic part 17 is used for positioning and resetting the mounting seat 15, a pulley 18 is rotatably installed on the lower side of the mounting seat 15, the height of the detection device 14 can be adjusted through the arrangement of the mounting seat 15, the detection device 14 can avoid ground obstacles, and the detection device 14 can be prevented from being damaged by collision with the obstacles.

The extensible member includes movable rod 10 of slidable mounting at 1 upside on chassis, mounting panel 3 and 10 end fixed connection of movable rod, the outside cover that the movable rod 10 outside is located between mounting panel 3 and chassis 1 is equipped with spring 11, spring 11 through the cover establish in the movable rod 10 outside promotes the mounting panel 3 and removes, the drive gear 4 of the 3 side-mounting of mounting panel of being convenient for fixes a position track 9, drive gear 4 is liftoff setting, prevent ground obstacle and the collision of drive gear 4 indirect contact, guarantee drive gear 4's life, the position that the movable rod 10 outside is close to mounting panel 3 is seted up threadedly, movable rod 10 outside threaded connection has adjusting nut 12, spring 11 is located between adjusting nut 12 and the chassis 1, it adjusts to be convenient for to adjust spring 11 deformation sensitivity through adjusting nut 12 extrusion spring 11, thereby be convenient for adjust the elasticity degree of track 9 installation.

The locating wheel 8 is rotatably installed on the side face of the chassis 1, the locating wheel 8 is arranged close to the connecting part of the connecting plate 6 and the chassis 1, and the locating wheel 8 locates the crawler 9 so as to facilitate installation and use of the crawler 9.

When in use:

installing driving motor on 3 upsides of mounting panel to set up group battery and accessory subassembly constitution AGV dolly on 3 upsides of mounting panel or on 1 upsides of chassis, supply power through the group battery, drive gear 4 by driving motor and rotate drive track 9 and rotate, make the dolly remove, in addition, need be at 1 upsides of chassis fixed stay frame, the support frame is used for placing the heavy object of treating the transport.

In the moving process of the AGV trolley, a detection device 14 arranged at the front end of a chassis 1 detects a moving road surface, when the front part encounters obstacles with a certain height such as a ground bulge and a step, the detection device 14 feeds back to a controller 13, the controller 13 controls an adjusting motor 5 to work, the adjusting motor 5 drives a connecting plate 6 to rotate so as to enable an adjusting wheel 7 at the end part of the connecting plate 6 to move upwards, the front end of the AGV trolley is separated from the ground, and the AGV trolley can conveniently cross the road surface obstacles;

when the AGV carries heavy goods or climbs a slope, the adjusting wheel 7 is contacted with the ground, the contact area of the track 9 and the ground is increased, so that the ground gripping capacity of the AGV is improved, the climbing of the AGV is facilitated, meanwhile, the adjusting wheel 7 is contacted with the ground and shares partial gravity of the AGV, the pressure borne by the bearing wheel 2 is reduced, the deformation of the bearing wheel 2 caused by the overweight of the carried goods is prevented, when the AGV moves in a no-load mode or the carried goods are lighter, the adjusting wheel 7 is separated from the ground, the contact area of the track 9 and the ground is reduced, the moving speed of the AGV is facilitated to be improved, and the working efficiency of the AGV is improved;

detection device 14 is portable setting, and AGV dolly removes the in-process, and detection device 14 presses close to ground setting to in order to detect the bellied barrier in the place ahead of traveling to the AGV dolly, when subaerial having the barrier, pulley 18 and barrier contact and shift up, cross from the barrier top, this in-process mount pad 15 drives detection device 14 and moves up, avoids pressing close to detection device 14 and the ground barrier collision damage that ground set up.

The non-public part of the utility model is the prior art, and the concrete structure, the material and the working principle are not detailed. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a track of AGV dolly, includes chassis (1) and track (9), its characterized in that: chassis (1) both sides are all rotated and are installed bearing wheel (2), chassis (1) tail end is provided with mounting panel (3), and mounting panel (3) are connected with chassis (1) through the extensible member, and mounting panel (3) side is rotated and is provided with drive gear (4), chassis (1) front end sets up the regulating part, the regulating part includes connecting plate (6), connecting plate (6) one end is rotated and is installed regulating wheel (7), connecting plate (6) other end is rotated and is installed on chassis (1), and chassis (1) side is provided with the rotating member to connecting plate (6) angle modulation, track (9) cover is established in the bearing wheel (2), drive gear (4) and regulating wheel (7) outside, the bayonet socket with drive gear (4) meshing is seted up to track (9) side.

2. The AGV cart track of claim 1 wherein: the rotating part comprises an adjusting motor (5) arranged on the side face of a chassis (1), a controller (13) for controlling the adjusting motor (5) to work is further arranged on the side face of the chassis (1), a detection device (14) is arranged at the front end of the chassis (1), and a control switch corresponding to the detection device (14) and an external power supply in the detection device (14) and the controller (13) are connected in series to form a working circuit of the detection device (14).

3. The AGV cart track of claim 2, further comprising: chassis (1) downside is provided with mount pad (15), detection device (14) are installed in mount pad (15) upside, and mount pad (15) side is fixed with guide bar (16) with chassis (1) sliding connection, be provided with between chassis (1) and mount pad (15) elastic component (17) to mount pad (15) location, mount pad (15) downside is rotated and is installed pulley (18).

4. The AGV cart track of claim 1, further comprising: the telescopic piece comprises a moving rod (10) which is slidably mounted on the upper side of a chassis (1), a mounting plate (3) is fixedly connected with the end of the moving rod (10), and a spring (11) is sleeved on the outer side of the portion, located between the mounting plate (3) and the chassis (1), of the moving rod (10).

5. The AGV of claim 4, wherein said tracks are: the outer side of the moving rod (10) is provided with threads at a position close to the mounting plate (3), the outer side of the moving rod (10) is in threaded connection with an adjusting nut (12), and the spring (11) is located between the adjusting nut (12) and the chassis (1).

6. The AGV cart track of claim 5 wherein: the side surface of the chassis (1) is rotatably provided with a positioning wheel (8), and the positioning wheel (8) is arranged close to the joint of the connecting plate (6) and the chassis (1).