CN215526461U

CN215526461U - AGV auxiliary positioning mechanism

Info

Publication number: CN215526461U
Application number: CN202122369019.1U
Authority: CN
Inventors: 张艳春
Original assignee: Beijing Zhongke Auto Automation Equipment Co ltd
Current assignee: Beijing Zhongke Auto Automation Equipment Co ltd
Priority date: 2021-09-29
Filing date: 2021-09-29
Publication date: 2022-01-14
Anticipated expiration: 2031-09-29

Abstract

The utility model discloses an AGV auxiliary positioning mechanism which comprises an AGV auxiliary wheel, wherein the AGV auxiliary wheel comprises a fixed plate, the lower end of the fixed plate is rotatably connected with an idler wheel, and one side of the AGV auxiliary wheel is provided with a speed measuring device which is in fit rotation with the idler wheel; the speed measuring device is including the transmission conical gear with gyro wheel coaxial arrangement, with the driven conical gear of transmission conical gear meshing, through driven conical gear and transmission conical gear's meshing, and transmission conical gear and gyro wheel coaxial direction annular mount, consequently when the gyro wheel rotates, drive driven conical gear through transmission conical gear and rotate, and drive the drive gear rotation of upper end, make driven gear drive tachometer's axle head rotate simultaneously, and then measure the rotation of gyro wheel, when the gyro wheel of one side skids, the tachometer data of this side produces the deviation with the data of other sides this moment, be convenient for in time fix a position the gyro wheel of this side, and whole and contactless between the ground, measuring device and ground have been avoided skidding, and then measuring error has been avoided.

Description

AGV auxiliary positioning mechanism

Technical Field

The utility model relates to the field of AGV devices, in particular to an AGV auxiliary positioning mechanism.

Background

An AGV is a transport vehicle equipped with an electromagnetic or optical automatic navigation device, capable of traveling along a predetermined navigation route, and having safety protection and various transfer functions. The industrial application does not need a driver's transport vehicle, and a rechargeable storage battery is used as a power source of the industrial application. Generally, the traveling path and behavior can be controlled by a computer, or the traveling path can be established by using an electromagnetic rail, which is adhered to the floor, and the automated guided vehicle moves and operates according to the information brought by the electromagnetic rail.

As published (bulletin) No.: CN210321759U AGV assistance-localization real-time mechanism, including installing support, support frame, floating support structure, tachometer wheel and tachometer, floating support structure includes elastic component and supporting shoe; the supporting frame is vertically arranged on an installation support in a sliding mode, the supporting block is arranged on the installation support, and the elastic assembly is arranged between the supporting block and the supporting frame and used for applying downward force to the supporting frame; the speed measuring wheel is rotatably arranged at the lower part of the support frame; the velometer is arranged on the upper part of the support frame and is in transmission connection with the velometer wheel. Compared with the prior art, the AGV auxiliary positioning mechanism can be used for accurately measuring the actual moving speed of the steering wheel of the AGV equipment;

although this structure has realized the monitoring to the wheel speed, when the tachometer wheel contacted with ground when actual use, the phenomenon that can also exist skidded just leads to when actual measurement, can lead to the measured data of tachometer inaccurate, and whole structure uses comparatively complicatedly.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides the AGV auxiliary positioning mechanism, so that the measurement accuracy of the speed measuring machine is improved, and the use structure is simpler.

In order to solve the technical problems, the utility model provides the following technical scheme: the AGV auxiliary positioning mechanism comprises an AGV auxiliary wheel, the AGV auxiliary wheel comprises a fixed plate, the lower end of the fixed plate is rotatably connected with an idler wheel, and one side of the AGV auxiliary wheel is provided with a speed measuring device which is in fit rotation with the idler wheel;

the speed measuring device comprises a transmission bevel gear and a driven bevel gear, wherein the transmission bevel gear is coaxially mounted with the roller, the driven bevel gear is meshed with the transmission bevel gear, and a speed measuring machine is mounted at the shaft end of the driven bevel gear.

As a preferred technical scheme of the utility model, the fixed plate is provided with an upper group and a lower group, a plurality of support rods are arranged between the fixed plate and the upper group, and the tachometer is arranged on the upper surface of the fixed plate at the upper end.

As a preferable technical scheme of the utility model, the AGV auxiliary wheel comprises roller seats which are arranged on two sides of a lower end fixing plate and are of V-shaped structures, and the rollers are rotationally connected with the roller seats.

As a preferred technical scheme of the utility model, one side of the upper surface of the roller seat is provided with a bearing which is in running fit with the shaft end of the transmission bevel gear.

As a preferred technical scheme of the utility model, the driven bevel gear is vertically installed, the top shaft end is provided with the transmission gear, and the shaft end of the speed measuring machine is provided with the driven gear meshed with the transmission gear.

Compared with the prior art, the utility model can achieve the following beneficial effects:

1. through driven bevel gear and the meshing of transmission bevel gear, and transmission bevel gear and the coaxial axial annular installation of gyro wheel, consequently when the gyro wheel rotates, drive driven bevel gear through transmission bevel gear and rotate, and drive gear who drives the upper end rotates, make driven gear drive tachometer's axle head rotate simultaneously, and then measure the rotation of gyro wheel, when the gyro wheel of one side skids, the tachometer data of this side and the data production deviation of other sides this moment, be convenient for in time fix a position the gyro wheel of this side, and whole and contactless between the ground, measuring device and ground have been avoided skidding, and then measuring error has been avoided.

Drawings

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

FIG. 2 is a schematic structural diagram of the present invention;

FIG. 3 is a schematic view of the driven bevel gear and the transmission bevel gear of the present invention;

FIG. 4 is a schematic view of the roller seat structure of the present invention;

fig. 5 is a schematic structural view of the tachometer and the driven gear of the present invention.

Wherein: 1. an AGV auxiliary wheel; 11. a fixing plate; 12. a support bar; 13. a roller seat; 131. a bearing; 14. a roller;

2. a speed measuring device; 21. a driven bevel gear; 22. a transmission gear; 23. a transmission bevel gear; 24. a driven gear; 25. a speed measuring machine.

Detailed Description

The present invention will be further described with reference to specific embodiments for the purpose of facilitating an understanding of technical means, characteristics of creation, objectives and functions realized by the present invention, but the following embodiments are only preferred embodiments of the present invention, and are not intended to be exhaustive. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention. The experimental methods in the following examples are conventional methods unless otherwise specified, and materials, reagents and the like used in the following examples are commercially available unless otherwise specified.

Example (b):

as shown in fig. 1-5, the present invention provides an AGV auxiliary positioning mechanism, which includes an AGV auxiliary wheel 1, wherein the AGV auxiliary wheel 1 includes a fixing plate 11, a roller 14 is rotatably connected to a lower end of the fixing plate 11, and a speed measuring device 2 is disposed on one side of the AGV auxiliary wheel 1 and rotates in contact with the roller 14; the speed measuring device 2 comprises a transmission bevel gear 23 coaxially mounted with the roller 14 and a driven bevel gear 21 meshed with the transmission bevel gear 23, and a speed measuring machine 25 is mounted at the shaft end of the driven bevel gear 21.

When the device is used, the driven bevel gear 21 is meshed with the transmission bevel gear 23, and the transmission bevel gear 23 and the roller 14 are coaxially and annularly installed, so when the roller 14 rotates, the transmission bevel gear 23 drives the driven bevel gear 21 to rotate, the transmission gear 22 at the upper end is driven to rotate, meanwhile, the driven gear 24 drives the shaft end of the speed measuring machine 25 to rotate, further, the rotation of the roller 14 is measured, when the roller 14 on one side slips, the data of the speed measuring machine 25 on the side and the data of other sides deviate at the moment, the roller 14 on the side is convenient to position in time, no contact exists between the whole device and the ground, the device is prevented from slipping with the ground, and further, the measurement error is avoided.

In other embodiments, the fixing plates 11 are provided with two sets of upper and lower, and the plurality of support rods 12 are disposed therebetween, the tachometer 25 is mounted on the upper surface of the upper end fixing plate 11, and the two fixing plates 11 disposed up and down facilitate the mounting of the tachometer 25, and the transmission gear 22 and the driven gear 24 are mounted between the two fixing plates 11, so as to avoid interference caused by other accessories.

In other embodiments, the AGV auxiliary wheel 1 includes a roller seat 13 disposed on both sides of the lower fixing plate 11 and having a V-shaped structure, and the roller 14 is rotatably connected to the roller seat 13 to fix the roller 14, and the stress strength of the upper end is more uniform.

In other embodiments, a bearing 131 rotatably engaged with the shaft end of the transmission bevel gear 23 is installed on one side of the upper surface of the roller seat 13, so as to facilitate the rotation of the driven bevel gear 21 and make the rotation smoother.

In other embodiments, the driven bevel gear 21 is vertically installed, the transmission gear 22 is installed at the top shaft end, the driven gear 24 meshed with the transmission gear 22 is installed at the shaft end of the speed measuring machine 25, and when the roller 14 and the speed measuring machine 25 move up and down, the driven gear 24 and the transmission gear 22 can be always meshed, so that the transmission effect of the speed measuring machine 25 is improved, and the influence on the measurement result is avoided.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

AGV assistance-localization real-time mechanism, including AGV auxiliary wheel (1), its characterized in that: the AGV auxiliary wheel (1) comprises a fixing plate (11), the lower end of the fixing plate (11) is rotatably connected with a roller (14), and one side of the AGV auxiliary wheel (1) is provided with a speed measuring device (2) which is attached to the roller (14) to rotate;

the speed measuring device (2) comprises a transmission bevel gear (23) and a driven bevel gear (21), wherein the transmission bevel gear (23) is coaxially mounted with the roller (14), the driven bevel gear (21) is meshed with the transmission bevel gear (23), and a speed measuring machine (25) is mounted at the shaft end of the driven bevel gear (21).
2. An AGV assistance positioning mechanism according to claim 1 wherein: the speed measuring device is characterized in that the fixing plate (11) is provided with an upper group and a lower group, a plurality of supporting rods (12) are arranged between the fixing plate and the lower group, and the speed measuring machine (25) is installed on the upper surface of the upper end fixing plate (11).
3. An AGV assistance positioning mechanism according to claim 1 wherein: AGV auxiliary wheel (1) is including setting up gyro wheel seat (13) that are V type structure in lower extreme fixed plate (11) both sides, gyro wheel (14) are rotated with gyro wheel seat (13) and are connected.
4. An AGV positioning aid according to claim 3 wherein: and one side of the upper surface of the roller seat (13) is provided with a bearing (131) which is in running fit with the shaft end of the transmission bevel gear (23).
5. An AGV assistance positioning mechanism according to claim 1 wherein: driven bevel gear (21) vertical installation, and top axle head installs drive gear (22), driven gear (24) with drive gear (22) meshing are installed to tachometer (25) axle head.