CN210363188U

CN210363188U - Omnidirectional wheel and omnidirectional wheel set

Info

Publication number: CN210363188U
Application number: CN201921441356.3U
Authority: CN
Inventors: 杨子豪; 林雄
Original assignee: Dongguan Weihong Intelligent Technology Co Ltd
Current assignee: Lunqu Technology (Dongguan) Co.,Ltd.
Priority date: 2019-09-02
Filing date: 2019-09-02
Publication date: 2020-04-21
Anticipated expiration: 2029-09-02

Abstract

The utility model provides an omnidirectional wheel, which comprises a main board, a roller and a clamping block; the main plate is a circular plate, and a plurality of clamping teeth are annularly arranged on the periphery of the main plate at equal intervals; an installation groove is formed between the two adjacent clamping teeth and the main board, and a rotating groove is formed in one side, opposite to the two adjacent clamping teeth; wheel shafts are arranged at two ends of the roller along the axial direction of the roller, the roller is arranged in the mounting groove, and the wheel shafts are matched with the rotating groove; the number of the clamping blocks is a plurality and is connected with the plurality of the clamping teeth in a one-to-one correspondence mode, and the roller is limited in the mounting groove through the clamping blocks. The utility model is used for solve current omniwheel load capacity relatively poor, the production technology is complicated, and the installation is complicated, the long problem of installation time.

Description

Omnidirectional wheel and omnidirectional wheel set

Technical Field

The utility model relates to a remove wheel technical field, concretely relates to omniwheel and omniwheel group.

Background

At present, China vigorously pushes the development of the robot industry, and because of the advantages that the omnidirectional wheel can roll forwards and backwards and sideslip at the same time, the omnidirectional wheel is more and more popular in some special vehicles and robots driven by bottom wheel trains.

At present, the more common omniwheel that the chengdu aviation was sold on the market is, and current omniwheel structure prior art has two kinds of schemes in the wheel hub structure: one is formed integrally, but the roller support of the formed integrally is very thin, and the load capacity of the formed integrally is relatively low under the same material; the other one is formed by combining three plates and then fixing the three plates by bolts, and compared with the integrally formed roller, the roller support is thick and has strong load capacity under the same material. Although the cost is low because three plates can be made of CNC cut aluminum plates, the installation is complex and the installation time is long.

SUMMERY OF THE UTILITY MODEL

To prior art's defect, the utility model provides an omniwheel and omniwheel group for it is relatively poor to solve current omniwheel load capacity, and production technology is complicated, and the installation is complicated, the long problem of installation time.

The utility model provides an omnidirectional wheel, which comprises a main board, a roller and a clamping block;

the main plate is a circular plate, and a plurality of clamping teeth are annularly arranged on the periphery of the main plate at equal intervals;

an installation groove is formed between the two adjacent clamping teeth and the main board, and a rotating groove is formed in one side, opposite to the two adjacent clamping teeth;

wheel shafts are arranged at two ends of the roller along the axial direction of the roller, the roller is arranged in the mounting groove, and the wheel shafts are matched with the rotating groove;

the number of the clamping blocks is a plurality and is connected with the plurality of the clamping teeth in a one-to-one correspondence mode, and the roller is limited in the mounting groove through the clamping blocks.

In the above technical solution, the utility model discloses can also do following improvement.

The preferable technical scheme is characterized in that: the one end that the latch kept away from mainboard center is equipped with the spacing groove, the one end of fixture block is equipped with the draw-in groove, the blind end of draw-in groove is equipped with spacing arch, the latch card is gone into when in the draw-in groove, the spacing groove with spacing arch cooperatees, simultaneously the shaft stretches into in the draw-in groove.

The preferable technical scheme is characterized in that: the roller comprises a roller body and two shaft sleeves, the two shaft sleeves are symmetrically embedded at two ends of the roller body, and the wheel shaft is matched with the shaft sleeves.

The preferable technical scheme is characterized in that: the fixture block is provided with a first connecting hole communicated with the clamping groove, the latch is provided with a second connecting hole, and the first connecting hole is riveted with the second connecting hole or fixedly connected in a folding mode through a bolt and a nut.

The preferable technical scheme is characterized in that: the rotating grooves penetrate through two end faces of the main board.

The preferable technical scheme is characterized in that: and a second connecting hole is formed in the middle of the main board.

The preferable technical scheme is characterized in that: the mainboard is equidistantly provided with a plurality of third connecting holes between the latch and the second connecting holes.

The preferable technical scheme is characterized in that: the latch and the main board are integrally formed.

The utility model also provides an omnidirectional wheel group, which comprises at least two omnidirectional wheels;

the omnidirectional wheel is characterized by further comprising a connecting piece, wherein the connecting piece is sequentially connected with the omnidirectional wheels in series in the horizontal direction.

The preferable technical scheme is characterized in that: the idler wheels on the two adjacent omnidirectional wheels are arranged in a staggered mode on the vertical surface.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model discloses a set up mainboard, gyro wheel and latch, compare in traditional integrated into one piece's omniwheel, this device load capacity obtains promoting to production technology is simpler, and compares in the omniwheel of three boards combinations, and the cost of this device is cheaper, and the installation is simple, and the installation occupation time is short.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a schematic structural view of an omni wheel according to embodiment 1 of the present invention.

Fig. 2 is an exploded view of an omni wheel according to embodiment 1 of the present invention.

Fig. 3 is a schematic structural view of a roller according to embodiment 1 of the present invention.

Fig. 4 is a schematic structural diagram of a fixture block according to embodiment 1 of the present invention.

Fig. 5 is a schematic structural diagram of an omnidirectional wheel set according to embodiment 2 of the present invention.

In the figure, the respective symbols have the following meanings:

1. a main board; 11. clamping teeth; 12. mounting grooves; 13. a rotating groove; 14. a limiting groove; 15. a second connection hole; 16. a second connection hole; 17. a third connection hole; 2. a roller; 21. a wheel axle; 22. a wheel body; 23. a shaft sleeve; 3. a clamping block; 31. a card slot; 32. a limiting bulge; 33. a first connection hole.

Detailed Description

To further understand the contents, features and functions of the present invention, the following embodiments are illustrated and described in detail as follows:

example 1

Referring to fig. 1 to 4, the present embodiment provides an omni wheel, which includes a main plate 1, a roller 2 and a fixture block 3;

the main board 1 is a circular board, and a plurality of clamping teeth 11 are annularly arranged on the peripheral side of the main board 1 at equal intervals;

an installation groove 12 is formed between two adjacent latches 11 and the main board 1, and a rotating groove 13 is formed on one side opposite to the two adjacent latches 11;

the roller 2 is in a rolling body shape with a certain radian, wheel shafts 21 are arranged at two ends of the roller 2 along the axial direction of the roller 2, the roller 2 is arranged in the mounting groove 12, and the wheel shafts 21 are matched with the rotating groove 13;

the number of the clamping blocks 3 is a plurality and is connected with the plurality of the clamping teeth 11 in a one-to-one correspondence mode, and the roller 2 is limited in the mounting groove 12 through the clamping blocks 3.

This device is through setting up mainboard 1, gyro wheel 2 and fixture block 3, through installing gyro wheel 2 in rotating groove 13, is connected fixture block 3 with latch 11 simultaneously to make fixture block 3 spacing gyro wheel 2 in mounting groove 12, also spacing axle 21 in rotating groove 13, avoid rotating groove 13 and from the both sides direction of mainboard 1 roll-out, and then realize the equipment of omniwheel. The omnidirectional wheel is at the removal in-process, owing to evenly arranged several gyro wheel 2 in the week side of mainboard 1, the same circle at the pitch arc place of several gyro wheel 2 is the holistic diameter size of omnidirectional wheel promptly, like this, existing degree of freedom around the rotation of omnidirectional wheel axis also has the rotation degree of freedom of perpendicular to omnidirectional wheel axis, and at the removal in-process, the chassis of being connected with the omnidirectional wheel can not rely on steering mechanism, also can realize easily turning to.

In this embodiment, the radius of the arc of the roller 2 is equal to the final radius of the omni wheel, and the line where the two opposite rotating grooves 13 are located is perpendicular to the line connecting the midpoint of the line to the center of the main plate 1.

Referring to fig. 1 to 3, a limiting groove 14 is disposed at an end of the latch 11 away from the center of the main board 1, and a locking groove 31 is disposed at an end of the locking block 3, where the locking groove 31 is a groove. The closed end of the clamping groove 31 is provided with a limiting protrusion 32, when the clamping teeth 11 are clamped into the clamping groove 31, the limiting groove 14 is matched with the limiting protrusion 32, and meanwhile, the wheel shaft 21 extends into the clamping groove 31.

The limiting of the roller 2 is realized by clamping the clamping groove 31 on the clamping block 3 with the clamping tooth 11 and matching the limiting groove 14 with the limiting protrusion 32.

Referring to fig. 1 to 3, the roller 2 includes a wheel body 21 and two bushings 23, the bushings 23 are symmetrically embedded in two ends of the wheel body 21, and the wheel shaft 21 is engaged with the bushings 23.

The shaft sleeve 23 is provided to make the omni-wheel more sensitive to rotation or linear movement.

Referring to fig. 1, 2 and 4, the latch 3 is fan-shaped.

The fixture block 3 is matched with the shape of the rotating groove 13 in such a way, so that the installation and the matching are quicker and more convenient.

Referring to fig. 1, 2 and 4, a first connection hole 33 is formed in the latch 3 and is communicated with the slot 31, a second connection hole 15 is formed in the latch 11, and the first connection hole 33 and the second connection hole 15 are riveted or fixedly connected in a bolt and nut pair manner.

Through riveting between first connecting hole 33 and the second connecting hole 15 or to receiving mode fixed connection through bolt and nut to realize fixture block 3 and latch 11's fixed connection, can guarantee like this to gyro wheel 2's restriction, prevent that gyro wheel 2 from falling out in mounting groove 12.

Referring to fig. 1 and fig. 2, the rotation groove 13 penetrates through both end surfaces of the main board 1.

This results in a smaller contact area between the axle 21 and the main plate 1, less friction and more sensitive rotation.

Referring to fig. 1 and 2, a second connection hole 16 is formed in the middle of the main board 1.

The second coupling hole 16 is provided so that a plurality of omni wheels can be sequentially coupled together in a horizontal direction.

Referring to fig. 1 and 2, a plurality of third connection holes 17 are formed in the main plate 1 at equal intervals and located between the latch 11 and the second connection holes 16.

Referring to fig. 2, the latch 11 is integrally formed with the main board 1.

Set up like this and conveniently guarantee the stability of being connected of latch 11 and mainboard 1 simultaneously to the production and processing of latch 11 and mainboard 1.

Example 2

Referring to fig. 5, the present embodiment further provides an omni-directional wheel set, which includes two omni-directional wheels;

the omnidirectional wheel is characterized by further comprising a connecting piece 4, wherein the connecting piece 4 is sequentially connected with the omnidirectional wheels in series in the horizontal direction.

Specifically, the rollers 2 on two adjacent omnidirectional wheels are arranged in a staggered manner on a vertical plane.

In this embodiment, the connecting member 4 includes a screw rod, a rod sleeve and a nut, wherein the rod sleeve is sleeved on the screw rod, the screw rod penetrates through the corresponding third connecting holes 17 on the two omnidirectional wheels, a space between the rod sleeve and one end of the screw rod is used for clamping one main board 1, the nut is screwed on the other end of the screw rod, and a space between the nut and the rod sleeve is used for clamping the other main board 1.

In addition, the omnidirectional wheel set can be set to comprise N omnidirectional wheels and N-1 connecting pieces 4 as required, wherein N is larger than or equal to 3, correspondingly, the length of the screw rod can be correspondingly changed, and meanwhile, the number of the rod sleeves and the number of the nuts can also be adaptively changed according to the number of the omnidirectional wheels.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless expressly stated or limited otherwise, the first feature may be directly on or directly under the second feature or indirectly via intermediate members. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., 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 invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

Although embodiments of the present invention have been shown and described, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. An omni wheel, comprising: comprises a main board, a roller and a clamping block;

a plurality of clamping teeth are annularly arranged on the peripheral side of the main plate;

2. An omni wheel according to claim 1, wherein: the one end that the latch kept away from mainboard center is equipped with the spacing groove, the one end of fixture block is equipped with the draw-in groove, the blind end of draw-in groove is equipped with spacing arch, the latch card is gone into when in the draw-in groove, the spacing groove with spacing arch cooperatees, simultaneously the shaft stretches into in the draw-in groove.

3. An omni wheel according to claim 1, wherein: the roller comprises a roller body and two shaft sleeves, the two shaft sleeves are symmetrically embedded at two ends of the roller body, and the wheel shaft is matched with the shaft sleeves.

4. An omni wheel according to claim 2, wherein: the fixture block is provided with a first connecting hole communicated with the clamping groove, the latch is provided with a second connecting hole, and the first connecting hole is riveted with the second connecting hole or fixedly connected in a folding mode through a bolt and a nut.

5. An omni wheel according to claim 1, wherein: the rotating grooves penetrate through two end faces of the main board.

6. An omni wheel according to claim 1, wherein: and a second connecting hole is formed in the middle of the main board.

7. An omni wheel according to claim 6, wherein: the mainboard is equidistantly provided with a plurality of third connecting holes between the latch and the second connecting holes.

8. An omni wheel according to claim 1, wherein: the latch and the main board are integrally formed.

9. An omni-directional wheel set, comprising: comprising at least two omni wheels according to any one of claims 1 to 8;

10. An omni directional wheel assembly according to claim 9, wherein: the idler wheels on the two adjacent omnidirectional wheels are arranged in a staggered mode on the vertical surface.