CN214420135U

CN214420135U - Novel driving universal wheel and automatic moving trolley

Info

Publication number: CN214420135U
Application number: CN202120413816.2U
Authority: CN
Inventors: 王永亮
Original assignee: Multiway Robotics Shenzhen Co Ltd
Current assignee: Multiway Robotics Shenzhen Co Ltd
Priority date: 2021-02-25
Filing date: 2021-02-25
Publication date: 2021-10-19
Anticipated expiration: 2031-02-25

Abstract

The utility model discloses a novel drive universal wheel, including fixed plate, pivot, first bearing, the fixed plate bottom is provided with first gear, and the pivot is passed first gear and is connected through first bearing and fixed plate rotation, and the fixed drive arrangement that is provided with in pivot one side, drive arrangement are provided with the second gear, second gear and first gear engagement, and the pivot lower extreme is provided with the gyro wheel support, is provided with the gyro wheel on the gyro wheel support. The utility model discloses still openly have the automatic movement dolly of above-mentioned novel drive universal wheel. The motor is arranged to drive the rotating shaft to drive the roller to rotate, so that automatic angle adjustment during steering is realized, resistance during steering is reduced, and stability of the automatic moving trolley is guaranteed.

Description

Novel driving universal wheel and automatic moving trolley

Technical Field

The utility model relates to an automatic moving trolley field, in particular to novel drive universal wheel and automatic moving trolley.

Background

The universal wheel is a mechanical device which is generally applied in the industrial field, and on an automatic guided vehicle, when a steering wheel is used as driving force and the universal wheel is used as support, during reversing, the universal wheel cannot rotate to the direction consistent with the steering wheel in time, so that the universal wheel is large in abrasion, large in eccentric force and easy to damage. Particularly, the universal wheels are applied to the heavy-load automatic mobile robot, and have the problems of instability, easy slipping, easy abrasion, large resistance and the like during steering.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a novel drive universal wheel and automatic moving dolly aims at solving the problem of background art.

The utility model discloses first purpose realizes like this, novel drive universal wheel, including fixed plate, pivot, first bearing, the fixed plate bottom is provided with first gear, the pivot is passed first gear is passed first bearing with the fixed plate rotates to be connected, the fixed drive arrangement that is provided with in pivot one side, drive arrangement is provided with the second gear, the second gear with first gear engagement, the pivot lower extreme is provided with the gyro wheel support, be provided with the gyro wheel on the gyro wheel support.

Furthermore, the roller support further comprises a second bearing, and two sides of the roller support are rotatably connected with the roller through the second bearing.

Further, sealing plates are arranged on two sides of the roller bracket.

Further, the first bearing is a tapered roller bearing, and the second bearing is a deep groove ball bearing.

Further, drive arrangement includes motor and speed reducer, the motor upper end with speed reducer lower extreme fixed connection, speed reducer upper end fixed connection pivot one side.

Furthermore, the rotating shaft is arranged in a hollow mode, and a wire hole is formed in the rotating shaft.

Further, the second gear radius is smaller than the first gear radius.

The utility model discloses the second purpose realizes like this, automatic moving trolley, which comprises a carriage body, be provided with on the automobile body as above-mentioned arbitrary one novel drive universal wheel.

The utility model has the advantages that: the utility model provides a novel drive universal wheel drives the gyro wheel rotation through being provided with the motor drive pivot, has realized angle automatic adjustment when turning to, has reduced the resistance when turning to, has guaranteed the stability of automatic moving dolly simultaneously.

Drawings

Fig. 1 is a perspective view of the novel driving universal wheel provided by the present invention;

fig. 2 is an exploded view of the novel driving universal wheel provided by the present invention.

Reference numerals: 1. a fixing plate; 2. a rotating shaft; 3. a first gear; 4. a second gear; 5. a first bearing; 6. a second bearing; 7. a roller bracket; 8. a roller; 9. a sealing plate; 10. a motor; 11. a speed reducer; 12. and (4) a wire hole.

Detailed Description

In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the following description of the present invention will refer to the accompanying drawings and illustrate embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-2, the novel driving universal wheel provided by the present invention comprises a fixed plate 1, a rotating shaft 2 and a first bearing 5, wherein a first gear 3 is disposed at the bottom of the fixed plate 1, the rotating shaft 2 passes through the first gear 3 and is rotatably connected with the fixed plate 1 through the first bearing 5, a driving device is fixedly disposed at one side of the rotating shaft 2, the driving device is provided with a second gear 4, the second gear 4 is engaged with the first gear 3, a roller support 7 is disposed at the lower end of the rotating shaft 2, and a roller 8 is disposed on the roller support 7;

the device also comprises a second bearing 6, and two sides of the roller bracket 7 are rotationally connected with the roller 8 through the second bearing 6; sealing plates 9 are arranged on two sides of the roller bracket 7; the first bearing 5 is a tapered roller bearing, and the second bearing 6 is a deep groove ball bearing; the driving device comprises a motor 10 and a speed reducer 11, the upper end of the motor 10 is fixedly connected with the lower end of the speed reducer 11, and the upper end of the speed reducer 11 is fixedly connected with one side of the rotating shaft 2; the rotating shaft 2 is hollow, and a wire hole 12 is formed in the rotating shaft 2; the second gear wheel 4 has a smaller radius than the first gear wheel 3.

It should be noted that, the utility model discloses a novel driving universal wheel, through fixing fixed plate 1 on the automatic mobile trolley, fixed plate 1 bottom is fixed with first gear 3, and pivot 2 passes first gear 3 to rotate through first bearing 5 and connect fixed plate 1, first bearing 5 is tapered roller bearing, can make pivot 2 carry out 360 rotations; a driving device is fixedly arranged on one side of the rotating shaft 2 and comprises a motor 10 and a speed reducer 11, the speed reducer 11 is fixedly arranged at the upper end of the motor 10, the speed reducer 11 is fixed on the rotating shaft 2, a second gear 4 is arranged on the speed reducer 11, the second gear 4 is meshed with the first gear 3, the speed reducer 11 is driven by the motor 10 to drive the second gear 4, the second gear 4 rotates around the first gear 3, and the radius of the second gear 4 is smaller than that of the first gear 3 at the moment, so that the torque is increased; a roller bracket 7 is installed at the lower end of the rotating shaft 2, second bearings 6 are installed on two sides of the roller bracket 7, the second bearings 6 are deep groove ball bearings, the roller 8 is rotatably connected with the roller 8 through the second bearings 6, the roller 8 can rotate, and sealing plates 9 are installed on two sides of the roller bracket 7 to prevent dust, stones and the like; the rotating shaft 2 is arranged in a hollow mode, a wire hole 12 is formed in the rotating shaft 2, and a wire of the motor 10 penetrates through the wire hole 12 to be connected with a power supply and a controller on the automatic moving trolley, so that the wire winding caused in the rotating process is avoided.

The utility model discloses still be automatic moving trolley, which comprises a carriage body, be provided with on the automobile body as above-mentioned arbitrary one novel drive universal wheel.

It should be noted that the novel driving universal wheel is installed on the automatic moving trolley, and when the automatic moving trolley moves forward or backward, the controller on the automatic moving trolley controls the motor 10, so that the novel driving universal wheel keeps the same direction as the driving wheel on the automatic moving trolley; when the automatic moving trolley turns, the controller on the automatic moving trolley controls the motor 10 according to the path of the line, so that the novel driving universal wheel adjusts the angle to be turned, and the accuracy and the stability of the walking line are ensured; when the automatic moving trolley transversely moves, the controller on the automatic moving trolley controls the motor 10, so that the novel driving universal wheels and the steering wheels simultaneously rotate to 90 degrees, and the transverse moving is carried out after the directions of the wheels are consistent.

It is to be understood that the invention is not limited to the above-described embodiments, and that modifications and variations may be made by those skilled in the art in light of the above teachings, and all such modifications and variations are intended to be included within the scope of the invention as defined in the appended claims.

Claims

1. Novel drive universal wheel, including fixed plate, pivot, first bearing, its characterized in that, the fixed plate bottom is provided with first gear, the pivot is passed first gear passes first bearing with the fixed plate rotates to be connected, the fixed drive arrangement that is provided with in pivot one side, drive arrangement is provided with the second gear, the second gear with first gear engagement, the pivot lower extreme is provided with the gyro wheel support, be provided with the gyro wheel on the gyro wheel support.

2. The novel drive universal wheel of claim 1, further comprising a second bearing, wherein two sides of the roller support are rotatably connected with the roller through the second bearing.

3. The new drive caster of claim 2, wherein said roller support is provided with sealing plates on both sides.

4. The new drive gimbal wheel of claim 2, in which the first bearing is a tapered roller bearing and the second bearing is a deep groove ball bearing.

5. The novel driving universal wheel as claimed in claim 1, wherein the driving device comprises a motor and a reducer, the upper end of the motor is fixedly connected with the lower end of the reducer, and the upper end of the reducer is fixedly connected with one side of the rotating shaft.

6. The novel drive universal wheel as claimed in claim 1, wherein the shaft is hollow, and a wire hole is formed in the shaft.

7. The new drive gimbal wheel of claim 1, in which the second gear radius is smaller than the first gear radius.

8. Automatic mobile trolley, comprising a trolley body, characterized in that the trolley body is provided with a novel driving universal wheel according to any one of claims 1 to 7.