CN221023107U

CN221023107U - Mecanum wheel

Info

Publication number: CN221023107U
Application number: CN202322762976.XU
Authority: CN
Inventors: 宗德运; 郑有志; 宗德龙; 刘居康; 钟强; 宗春晓
Original assignee: Qingdao Minghaoyuan Precision Machinery Co ltd
Current assignee: Qingdao Minghaoyuan Precision Machinery Co ltd
Priority date: 2023-10-16
Filing date: 2023-10-16
Publication date: 2024-05-28
Anticipated expiration: 2033-10-16

Abstract

The utility model discloses a Mecanum wheel, which is characterized by comprising a wheel hub, wherein the wheel hub is connected with an axle; the plurality of roll shafts are arranged, the plurality of roll shafts are arranged along the excircle of the wheel hub, and the axes of the roll shafts and the axis of the wheel hub form an included angle; the rollers are rotatably connected to the roller shafts, and each roller shaft is rotatably connected with one roller; the rollers are integrally formed, the wheel hubs are connected with the axles through keys and key grooves, and two ends of the roll shafts are connected with the wheel hubs through bolts; the hub is connected with the axle through the key and the key groove, and the roll shaft is connected with the hub through the bolt, so that the whole Mecanum wheel and the independent roller are detached more conveniently and rapidly, and the maintenance efficiency is improved.

Description

Mecanum wheel

Technical Field

The present utility model relates to a vehicle wheel, and more particularly, to a Mecanum wheel.

Background

The Mecanum wheel has the structure that 4-16 small rollers are uniformly distributed on the outer circle of the wheel hub, the axes of the small rollers form a certain angle with the axis of the wheel hub, the angle is generally 45 degrees, and the small rollers rotate around the own axis and simultaneously rotate along with the wheel hub.

The vehicle using the Mecanum wheels has complex actions such as forward and backward movement, left and right steering, in-situ rotation, zero-radius steering, transverse movement and the like.

The service environment of the Mecanum wheel is generally complex, and the influence of harmful factors such as dust, fibers and various liquids exists, so that the daily convenient disassembly and maintenance of the Mecanum wheel is also important, the service life of the Mecanum wheel can be effectively prolonged through the effective maintenance and the maintenance, and the Mecanum wheel convenient to disassemble and disassemble the small roller with the installation object is required to be provided for improving the maintenance efficiency.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model aims to provide the Mecanum wheel, which is characterized in that a wheel hub is connected with an axle through a key and a key slot, and a roll shaft is connected with the wheel hub through a bolt, so that the whole Mecanum wheel and the independent roll are detached more conveniently and rapidly, and the maintenance efficiency is improved.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a Mecanum wheel comprising a hub, the hub being connected to an axle;

The plurality of roll shafts are arranged, the plurality of roll shafts are arranged along the excircle of the wheel hub, and the axes of the roll shafts and the axis of the wheel hub form an included angle;

The rollers are rotatably connected to the roller shafts, and each roller shaft is rotatably connected with one roller;

the roller is an integrally formed roller, the hub is connected with the axle through a key and a key groove, and two ends of the roller shaft are connected with the hub through bolts.

The utility model is further provided with: the automobile is characterized in that a baffle is fixedly connected to the axle and attached to one side of the hub, a mounting plate is detachably connected to the end portion of the axle through bolts, and the mounting plate is attached to the other side of the hub.

The utility model is further provided with: the hub comprises a connecting ring, and the connecting ring is connected with the axle;

And the mounting rings are provided with two mounting rings and fixedly connected to the outer sides of the connecting rings, and two ends of the roll shaft are respectively connected to the two mounting rings.

The utility model is further provided with: and mounting grooves are formed in positions, corresponding to the roll shafts, of the mounting rings, and the end parts of the roll shafts are embedded into the mounting grooves.

The utility model is further provided with: the two ends of the roll shaft are provided with flat parts, the flat parts are detachably connected in the mounting grooves through bolts, and the axes of the bolts on the flat parts are perpendicular to the axes of the roll shaft.

The utility model is further provided with: the roller is internally provided with a through hole penetrating through the roller along the axis of the roller, and the roller shaft penetrates through the through hole.

The utility model is further provided with: two ends of the through hole are provided with two mounting holes with diameters larger than that of the through hole, and bearings for connecting the roll shaft and the roll are arranged in the mounting holes.

In summary, compared with the prior art, the utility model has the following beneficial effects: according to the utility model, the hub is connected with the axle through the key and the key groove, and the roll shaft is connected with the hub through the bolt, so that the whole of the Mecanum wheel and the independent disassembly of the roller are more convenient and quicker, and the maintenance efficiency is improved.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment;

FIG. 2 is an enlarged schematic view of portion A of FIG. 1;

fig. 3 is a cross-sectional view of a roller and a roller shaft of an embodiment.

In the figure: 1. a hub; 11. a connecting ring; 12. a mounting ring; 121. a mounting groove; 2. a roll shaft; 21. a flat portion; 3. a roller; 31. a through hole; 32. and (5) mounting holes.

Detailed Description

In order to make the technical solution of the present utility model better understood by those skilled in the art, the technical solution of the present utility model will be clearly and completely described in the following with reference to the accompanying drawings, and based on the embodiments of the present utility model, other similar embodiments obtained by those skilled in the art without making any inventive effort should be included in the scope of protection of the present utility model. In addition, directional words such as "upper", "lower", "left", "right", and the like, as used in the following embodiments are merely directions with reference to the drawings, and thus, the directional words used are intended to illustrate, not to limit, the utility model.

The utility model will be further described with reference to the drawings and preferred embodiments.

Examples: a mecanum wheel, see fig. 1-3, comprises a hub 1 connected to an axle, a plurality of rollers 2 detachably connected to the hub 1, and rollers 3 rotatably connected to the rollers 2. The plurality of roll shafts 2 are arranged along the excircle of the wheel hub 1, and the axis of the roll shafts 2 and the axis of the wheel hub 1 are arranged at an included angle. Specifically, the roller 3 is provided as an integrally formed roller 3, thereby facilitating the removal of the roller 3 from the roller shaft 2. Specifically, the hub 1 is connected with the key groove and the axle through the key, so that the axle is connected with the hub 1 without arranging a plurality of bolts, and therefore, a plurality of bolts are not required to be screwed when the disassembly is performed, and the disassembly efficiency is improved. The roll shaft 2 is connected to the hub 1 through bolts, and when the roll 3 is detached, the roll shaft 2 can be detached from the hub 1 more conveniently.

Specifically, a baffle is fixedly connected to the axle, the baffle surrounds the outer side of the axle, and when the axle is connected with the hub 1, the baffle contacts with one side of the hub 1; the end of the axle is detachably connected with a mounting plate through bolts, after the axle is connected with the hub 1 through keys and keyways, the mounting plate is fixed on the axle through bolts, so that the mounting plate is contacted with the other side of the hub 1, and the axle cannot be separated from the hub 1. The mounting plate can be fixed on the axle through one bolt, so that when the hub 1 is detached from the axle, only one bolt is needed to be unscrewed, and the detachment operation is more convenient.

Specifically, the hub 1 includes a connection ring 11 and two mounting rings 12 fixedly connected to the outside of the connection ring 11, and the connection ring 11 and the two mounting rings 12 are integrally formed together. Specifically, the connecting ring 11 is connected to the axle, and both ends of the roller shaft 2 are respectively connected to the two mounting rings 12.

Specifically, the mounting grooves 121 are provided on the two mounting rings 12 at positions corresponding to the roller shafts 2, and the end portions of the roller shafts 2 are fitted into the mounting grooves 121. The two ends of the roll shaft 2 are provided with flat parts 21, the flat parts 21 are detachably connected in the mounting grooves 121 through bolts, and the axes of the bolts on the flat parts 21 are perpendicular to the axis of the roll shaft 2. By providing the flat portion 21 and the mounting groove 121, both ends of the roller shaft 2 are easily removed from the mounting groove 121.

Specifically, a through hole 31 penetrating the roller 3 along the axis of the roller 3 is arranged in the roller 3, and the roller shaft 2 penetrates through the through hole 31; two mounting holes 32 with the diameter larger than that of the through hole 31 are arranged at two ends of the through hole 31, and bearings for connecting the roll shaft 2 and the roll 3 are arranged in the mounting holes 32; three bearings are provided in each of the two mounting holes 32.

The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.

Claims

1. A mecanum wheel, characterized in that: comprises a hub (1), wherein the hub (1) is connected with an axle;

the wheel hub comprises a plurality of roller shafts (2), wherein the plurality of roller shafts (2) are arranged along the outer circle of the wheel hub (1), and the axis of the roller shafts (2) and the axis of the wheel hub (1) form an included angle;

the rollers (3) are rotatably connected to the roller shafts (2), and each roller shaft (2) is rotatably connected with one roller (3);

The roller (3) is an integrally formed roller (3), the wheel hub (1) is connected with the axle through a key and a key groove, and two ends of the roller shaft (2) are connected with the wheel hub (1) through bolts.

2. A Mecanum wheel according to claim 1, characterized in that: the automobile is characterized in that a baffle is fixedly connected to the axle, the baffle is attached to one side of the hub (1), the end portion of the axle is detachably connected with a mounting plate through bolts, and the mounting plate is attached to the other side of the hub (1).

3. A Mecanum wheel according to claim 2, characterized in that: the hub (1) comprises a connecting ring (11), and the connecting ring (11) is connected with an axle;

And the mounting rings (12) are arranged, the mounting rings (12) are fixedly connected to the outer sides of the connecting rings (11), and two ends of the roll shaft (2) are respectively connected to the two mounting rings (12).

4. A Mecanum wheel according to claim 3, wherein: mounting grooves (121) are formed in positions, corresponding to the roller shafts (2), on the two mounting rings (12), and the end portions of the roller shafts (2) are embedded into the mounting grooves (121).

5. A Mecanum wheel in accordance with claim 4, wherein: the two ends of the roll shaft (2) are provided with flat parts (21), the flat parts (21) are detachably connected in the mounting grooves (121) through bolts, and the axes of the bolts on the flat parts (21) are perpendicular to the axes of the roll shaft (2).

6. A Mecanum wheel in accordance with claim 5, wherein: the roller (3) is internally provided with a through hole (31) penetrating the roller (3) along the axis of the roller (3), and the roller shaft (2) penetrates through the through hole (31).

7. A Mecanum wheel in accordance with claim 6, wherein: two ends of the through hole (31) are provided with two mounting holes (32) with diameters larger than that of the through hole (31), and bearings for connecting the roll shaft (2) and the roll (3) are arranged in the mounting holes (32).