CN214984596U - Omnidirectional wheel fixing structure - Google Patents
Omnidirectional wheel fixing structure Download PDFInfo
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- CN214984596U CN214984596U CN202120395357.XU CN202120395357U CN214984596U CN 214984596 U CN214984596 U CN 214984596U CN 202120395357 U CN202120395357 U CN 202120395357U CN 214984596 U CN214984596 U CN 214984596U
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- 230000005540 biological transmission Effects 0.000 claims abstract description 62
- 239000003921 oil Substances 0.000 description 24
- 241000209140 Triticum Species 0.000 description 6
- 235000021307 Triticum Nutrition 0.000 description 6
- 238000009434 installation Methods 0.000 description 4
- 238000007789 sealing Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 239000010687 lubricating oil Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 210000003205 muscle Anatomy 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
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Abstract
The application is suitable for the technical field of omnidirectional wheel fixing, and provides an omnidirectional wheel fixing structure which comprises a wheel seat, a fixing end part, a supporting end part and a transmission shaft, wherein the fixing end part is arranged on the wheel seat, and a bearing assembly is arranged in the fixing end part; the supporting end part is arranged on the wheel seat and is positioned on the same side of the wheel seat as the fixed end part, and a first bearing is arranged in the supporting end part; the transmission shaft passes through first bearing with support the tip and rotate and be connected, and pass through bearing assembly with fixed tip rotates and is connected, the omniwheel is fixed in on the transmission shaft to wear to locate the logical groove sets up. The utility model provides a first bearing realizes the rotation support to the transmission shaft, and bearing assembly realizes the axial and radial rotation support to the transmission shaft simultaneously, and the structure is reliable firm for the omniwheel is difficult for taking place to drop when using, has improved the use reliability.
Description
Technical Field
The application relates to the technical field of omnidirectional wheel fixing, in particular to an omnidirectional wheel fixing structure.
Background
At present, a Mecanum wheel (hereinafter, referred to as a wheel) is a combined wheel which generates a resultant force vector according to the respective rotation directions of different wheels, so that the platform is ensured to move in the final resultant force vector direction, and meanwhile, the wheel does not need to rotate. Due to the working principle of the wheat wheel, the wheat wheel can generate axial force and radial force when working, so that the wheat wheel is easy to fall off when working by applying a common fixing mode of the rubber wheel, and the use reliability of the wheat wheel is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the application is to provide an omni wheel fixed knot constructs, aims at solving the technical problem that the fixed mode of mecanum wheel through ordinary rubber wheel among the prior art makes wheat wheel during operation drop easily.
In order to achieve the purpose, the technical scheme adopted by the application is as follows: there is provided an omni wheel fixing structure, including:
the wheel seat is provided with a through groove for the omnidirectional wheel to pass through;
the fixed end part is arranged on the wheel seat, and a bearing assembly is arranged in the fixed end part;
the supporting end part is arranged on the wheel seat and is positioned on the same side of the wheel seat as the fixed end part, and a first bearing is arranged in the supporting end part;
the transmission shaft, the transmission shaft pass through first bearing with support the tip and rotate and be connected, and pass through bearing assembly with fixed tip rotates and is connected, the omniwheel is fixed in on the transmission shaft to wear to locate the logical groove setting.
Further, fixed tip includes first sleeve, first oil blanket end cover and first sleeve end cover, bearing assembly set up in the first sleeve, first oil blanket end cover set up in first sleeve is close to the one end of omniwheel, first sleeve end cover set up in first sleeve is kept away from the one end of omniwheel, the transmission shaft is worn to locate with rotating first sleeve bearing assembly with first oil blanket end cover.
Further, the bearing assembly includes a second bearing and a third bearing, the second bearing and the third bearing being disposed in spaced relation within the first sleeve.
Furthermore, an annular convex rib is arranged between the second bearing and the third bearing and fixed in the first sleeve.
Further, the second bearing is a deep groove ball bearing, and the third bearing is a double-sided thrust ball bearing.
Further, the support tip includes second sleeve, second oil blanket end cover and second sleeve end cover, first bearing set up in the second sleeve, second oil blanket end cover set up in the second sleeve is close to the one end of omniwheel, second sleeve end cover set up in the second sleeve is kept away from the one end of omniwheel, the transmission shaft is worn to locate with rotating second sleeve end cover the second sleeve first bearing with the second oil blanket end cover.
Further, the first bearing is a deep groove ball bearing.
Further, the fixed end part is fixed on the wheel seat through a first supporting plate; and/or
The supporting end part is fixed on the wheel seat through a second supporting plate.
Furthermore, the omnidirectional wheel fixing structure further comprises flanges, and the two flanges are respectively fixed on two sides of the omnidirectional wheel and fixedly connected with the transmission shaft.
Further, one end of the transmission shaft may be connected with a driving motor.
The application provides an omni wheel fixed knot constructs beneficial effect lies in: compared with the prior art, the utility model discloses an omniwheel fixed knot constructs, the transmission shaft sets up in supporting the tip through first bearing with rotating, and set up in fixed tip through bearing assembly with rotating, install the omniwheel between supporting tip and fixed tip, and simultaneously, omniwheel and transmission shaft fixed connection, and can pass the logical groove of wheel seat, drive omniwheel and rotate when the transmission shaft rotates like this, first bearing realizes rotatory the support to the transmission shaft, bearing assembly realizes axial and the radial rotatory support to the transmission shaft simultaneously, and reliable and firm structure, make the omniwheel difficult the emergence when using drop, use reliability is improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a perspective view of an omni wheel securing structure provided in an embodiment of the present application;
FIG. 2 is a schematic structural view of an omni-wheel mounting structure provided in one embodiment of the present application;
fig. 3 is a cross-sectional view of an omni wheel securing structure according to an embodiment of the present application;
fig. 4 is another perspective cross-sectional structural schematic view of an omni wheel fixing structure provided in an embodiment of the present application.
Reference numerals referred to in the above figures are detailed below:
1-wheel seat; 2-fixing the end; 3-supporting the end; 4-a transmission shaft; 5-a bearing assembly; 6-a first bearing; 7-an omni wheel; 8-a first support plate; 9-a second support plate; 10-a drive motor;
11-a through slot;
21-a first sleeve; 22-a first oil seal end cap; 23-a first sleeve end cap; 24-annular convex ribs; 25-a sealing ring; 26-locking screws;
31-a second sleeve; 32-a second oil seal end cap; 33-a second sleeve end cap;
41-a flange; 42-pin key; 43-a coupling;
51-a second bearing; 52-third bearing.
Detailed Description
In order to make the technical problems, technical solutions and advantageous effects to be solved by the present application clearer, the present application is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present application and are not intended to limit the present application.
It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like, as used herein, refer to an orientation or positional relationship indicated in the drawings that is solely for the purpose of facilitating the description and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present application.
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 application, "a plurality" means two or more unless specifically limited otherwise.
In order to explain the technical solutions of the present application, the following detailed descriptions are made with reference to specific drawings and examples.
As shown in fig. 1 to 4, an embodiment of the present application provides an omni wheel fixing structure, which includes a wheel seat 1, a fixing end portion 2, a supporting end portion 3, and a transmission shaft 4, wherein a through groove 11 for passing through an omni wheel 7 is formed on the wheel seat 1; the fixed end part 2 is arranged on the wheel seat 1, and a bearing assembly 5 is arranged in the fixed end part 2; the supporting end part 3 is arranged on the wheel seat 1 and is positioned on the same side of the wheel seat 1 as the fixed end part 2, and a first bearing 6 is arranged in the supporting end part 3; the transmission shaft 4 is rotatably connected with the supporting end part 3 through the first bearing 6, the bearing assembly 5 is rotatably connected with the fixed end part 2, and the omni wheel 7 is fixed on the transmission shaft 4 and penetrates through the through groove 11.
The embodiment of the application provides an omniwheel fixed knot constructs, transmission shaft 4 sets up in supporting tip 3 through first bearing 6 with rotating, and set up in fixed tip 2 through bearing assembly 5 with rotating, install omniwheel 7 between supporting tip 3 and fixed tip 2, and simultaneously, omniwheel 7 and transmission shaft 4 fixed connection, and can pass through logical groove 11 of wheel seat 1, drive omniwheel 7 and rotate when transmission shaft 4 rotates like this, first bearing 6 realizes rotatory the support to transmission shaft 4, bearing assembly 5 realizes the axial and the radial rotation of transmission shaft 4 to support simultaneously, the reliable and firm structure, make omniwheel 7 difficult emergence when using drop, use reliability is improved.
It should be noted that the omni-wheel 7 may be a mecanum wheel.
In some embodiments of the present application, optionally, as shown in fig. 3 and 4, the fixed end portion 2 includes a first sleeve 21, a first oil seal end cover 22 and a first sleeve end cover 23, the bearing assembly 5 is disposed in the first sleeve 21, the first oil seal end cover 22 is disposed at one end of the first sleeve 21 close to the omni wheel 7, the first sleeve end cover 23 is disposed at one end of the first sleeve 21 far away from the omni wheel 7, and the transmission shaft 4 rotatably penetrates through the first sleeve 21, the bearing assembly 5 and the first oil seal end cover 22.
In this embodiment, the fixed end portion 2 is composed of a first sleeve 21, a first oil seal end cover 22 and a first sleeve end cover 23, wherein a through hole for the transmission shaft 4 to pass through is formed in the first oil seal end cover 22, the bearing assembly 5 is fixed in the first sleeve 21, when in installation, the transmission shaft 4 passes through the first oil seal end cover 22 and the bearing assembly 5, the transmission shaft 4 is rotatably supported in the first sleeve 21 through the bearing assembly 5, and then the first oil seal end cover 22 and the first sleeve end cover 23 are respectively installed at two ends of the first sleeve 21, wherein the first oil seal end cover 22 and the first sleeve end cover 23 can be fixed on the first sleeve 21 through bolt connection, so that the first oil seal end cover 22 and the first sleeve end cover 23 are more convenient to disassemble and assemble, meanwhile, a locking screw 26 is arranged at one end of the transmission shaft 4 close to the first sleeve end cover 23, when in disassembly, the locking screw 26 is removed, so as to facilitate the disassembly and assembly of the transmission shaft 4, and then be convenient for the dismantlement of omniwheel 7, in addition, first oil blanket end cover 22 and transmission shaft 4 installation department are provided with sealing washer 25, avoid the lubricating oil in first sleeve 21 to leak.
In the above embodiment of the present application, optionally, as shown in fig. 3 and 4, the bearing assembly 5 includes a second bearing 51 and a third bearing 52, and the second bearing 51 and the third bearing 52 are arranged in the first sleeve 21 at intervals.
Optionally, the second bearing 51 is a deep groove ball bearing, and the third bearing 52 is a double-sided thrust ball bearing.
In the present embodiment, the bearing assembly 5 may be formed by combining two bearings, specifically, the second bearing 51 and the third bearing 52 are fixed in the first sleeve 21, the transmission shaft 4 is disposed through the second bearing 51 and the third bearing 52, more specifically, the second bearing 51 is a deep groove ball bearing, and the third bearing 52 is a double-sided thrust ball bearing, such a design enables the second bearing 51 and the third bearing 52 to perform axial and radial rotation supporting functions on the transmission shaft 4 when the transmission shaft 4 rotates, compared with a mode that the omni wheel 7 is fixed by a common rubber wheel in the prior art, a situation that the omni wheel 7 is easy to fall after rotating for a long time is avoided, and reliability of installation of the fixed structure of the omni wheel 7 on the omni wheel 7 is improved.
In some embodiments of the present application, optionally, as shown in fig. 3, an annular rib 24 is disposed between the second bearing 51 and the third bearing 52, and the annular rib 24 is fixed in the first sleeve 21.
In this embodiment, set up annular protruding muscle 24 on the inner wall of first sleeve 21 circumference, install second bearing 51 and third bearing 52 in the both sides of annular protruding muscle 24, when transmission shaft 4 rotates like this, the difficult skew that takes place of second bearing 51 and third bearing 52, the structure is reliable firm.
In some embodiments of the present application, optionally, as shown in fig. 3 and 4, the supporting end portion 3 includes a second sleeve 31, a second oil-sealed end cover 32 and a second sleeve end cover 33, the first bearing 6 is disposed in the second sleeve 31, the second oil-sealed end cover 32 is disposed at one end of the second sleeve 31 close to the omni wheel 7, the second sleeve end cover 33 is disposed at one end of the second sleeve 31 far away from the omni wheel 7, and the transmission shaft 4 is rotatably disposed through the second sleeve end cover 33, the second sleeve 31, the first bearing 6 and the second oil-sealed end cover 32.
In this embodiment, the supporting end portion 3 is composed of a second sleeve 31, a second oil seal end cover 32 and a second sleeve end cover 33, wherein through holes for the transmission shaft 4 to penetrate through are formed in the second oil seal end cover 32 and the second sleeve end cover 33, the bearing assembly 5 is fixed in the second sleeve 31, when in installation, the transmission shaft 4 passes through the second oil seal end cover 32, the first bearing 6 and the second sleeve end cover 33 to be connected with the driving motor 10, the transmission shaft 4 is rotatably supported in the second sleeve 31 through the first bearing 6, and then the second oil seal end cover 32 and the second sleeve end cover 33 are respectively installed at two ends of the second sleeve 31, wherein the second oil seal end cover 32 and the second sleeve end cover 33 can be fixed on the second sleeve 31 through bolt connection, so that the dismounting and assembling of the second sleeve 31 are more convenient, the dismounting and the dismounting of the transmission shaft 4 are also convenient, and the dismounting of the omni wheel 7 is further convenient, and in addition, the sealing ring 25 is arranged at the mounting position of the second oil seal end cover 32 and the transmission shaft 4, so that the lubricating oil in the second sleeve 31 is prevented from leaking.
In the above embodiments of the present application, optionally, the first bearing 6 is a deep groove ball bearing. Smooth rotation and convenient purchase, production and manufacture.
In some embodiments of the present application, optionally, as shown in fig. 1 and 2, the fixed end 2 is fixed to the wheel seat 1 by a first support plate 8; and/or
The support end 3 is fixed to the wheel base 1 by a second support plate 9.
In this embodiment, the fixed end portion 2 can be installed on the wheel base 1 through the first supporting plate 8, and the diagonal rib plates can be arranged on the first supporting plate 8 and the fixed end portion 2 to increase the structural strength thereof, in addition, the supporting end portion 3 can also be installed on the wheel base 1 through the second supporting plate 9, in order to increase the structural strength between the supporting end portion 3 and the second supporting plate 9, the diagonal rib plates can be installed between the supporting end portion 3 and the second supporting plate 9, and the number of the diagonal rib plates can be set according to the actual design requirements.
In some embodiments of the present application, optionally, as shown in fig. 1 to 4, the omnidirectional wheel 7 fixing structure further includes flanges 41, and two of the flanges 41 are respectively fixed to two sides of the omnidirectional wheel 7 and fixedly connected to the transmission shaft 4.
In this embodiment, the omni wheel 7 and the transmission shaft 4 can be fixed by a flange 41, specifically, two sides of the omni wheel 7 are respectively fixed by a bolt with a flange 41, and the flange 41 is axially and fixedly connected with the pin key 42 of the transmission shaft 4, so that the transmission shaft 4 rotates to drive the flange 41 to rotate, and further drive the omni wheel 7 to rotate.
In some embodiments of the present application, optionally, as shown in fig. 1 and 2, one end of the transmission shaft 4 may be connected with a driving motor 10.
In this embodiment, one end of the transmission shaft 4 is connected to an output shaft of the driving motor 10 through the coupling 43, and the driving motor 10 drives the transmission shaft 4 to rotate after being started.
To sum up, the fixing to the omniwheel among the prior art is through the direct and omniwheel fixed knot construct of ordinary rubber wheel and is connected, make the wheat wheel during operation drop easily, and the application provides omniwheel fixed knot construct, the transmission shaft sets up in supporting the tip through first bearing with rotating, and set up in fixed tip through second bearing and third bearing with rotating, install the omniwheel between supporting tip and fixed tip, and simultaneously, omniwheel and transmission shaft fixed connection, and can pass the logical groove of wheel seat, drive the omniwheel rotation when the transmission shaft rotates like this, first bearing realizes the rotation support to the transmission shaft, the axial and the radial rotation support to the transmission shaft is realized to second bearing and third bearing simultaneously, the structure is reliable and firm, make the omniwheel difficult the emergence when using drop, improved the reliability of use. In addition, when the omnidirectional wheel needs to be replaced, the fixing end part and the supporting end part can be quickly separated from the transmission shaft by only dismounting the bolts of the end covers of the fixing end part and the supporting end part and then dismounting the locking screws at the end part of the transmission shaft, so that the omnidirectional wheel is dismounted and convenient to dismount and mount.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
1. An omni wheel fixing structure, comprising:
the wheel seat is provided with a through groove for the omnidirectional wheel to pass through;
the fixed end part is arranged on the wheel seat, and a bearing assembly is arranged in the fixed end part;
the supporting end part is arranged on the wheel seat and is positioned on the same side of the wheel seat as the fixed end part, and a first bearing is arranged in the supporting end part;
the transmission shaft, the transmission shaft pass through first bearing with support the tip and rotate and be connected, and pass through bearing assembly with fixed tip rotates and is connected, the omniwheel is fixed in on the transmission shaft to wear to locate the logical groove setting.
2. The omni wheel securing structure according to claim 1, wherein the securing end includes a first sleeve, a first oil seal end cap and a first sleeve end cap, the bearing assembly is disposed in the first sleeve, the first oil seal end cap is disposed at an end of the first sleeve near the omni wheel, the first sleeve end cap is disposed at an end of the first sleeve far from the omni wheel, and the transmission shaft is rotatably disposed through the first sleeve, the bearing assembly and the first oil seal end cap.
3. An omni wheel securing structure according to claim 2, wherein the bearing assembly includes a second bearing and a third bearing, the second and third bearings being spaced apart within the first sleeve.
4. The omni wheel securing structure according to claim 3, wherein an annular rib is provided between the second bearing and the third bearing, the annular rib being secured within the first sleeve.
5. The omni wheel securing structure according to claim 3, wherein the second bearing is a deep groove ball bearing and the third bearing is a double-sided thrust ball bearing.
6. The omni wheel securing structure according to claim 1, wherein the supporting end portion includes a second sleeve, a second oil-sealed end cap and a second sleeve end cap, the first bearing is disposed in the second sleeve, the second oil-sealed end cap is disposed at an end of the second sleeve close to the omni wheel, the second sleeve end cap is disposed at an end of the second sleeve far from the omni wheel, and the transmission shaft is rotatably disposed through the second sleeve end cap, the second sleeve, the first bearing and the second oil-sealed end cap.
7. The omni wheel securing structure according to claim 6, wherein the first bearing is a deep groove ball bearing.
8. The omni wheel securing structure according to claim 1, wherein the securing end is secured to the wheel base through a first support plate; and/or
The supporting end part is fixed on the wheel seat through a second supporting plate.
9. The omni wheel fixing structure according to claim 1, further comprising flanges, both of which are fixed to both sides of the omni wheel and fixedly coupled to the driving shaft, respectively.
10. The omni wheel securing structure according to claim 1, wherein one end of the driving shaft is connected to a driving motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120395357.XU CN214984596U (en) | 2021-02-23 | 2021-02-23 | Omnidirectional wheel fixing structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120395357.XU CN214984596U (en) | 2021-02-23 | 2021-02-23 | Omnidirectional wheel fixing structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214984596U true CN214984596U (en) | 2021-12-03 |
Family
ID=79157911
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120395357.XU Expired - Fee Related CN214984596U (en) | 2021-02-23 | 2021-02-23 | Omnidirectional wheel fixing structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214984596U (en) |
-
2021
- 2021-02-23 CN CN202120395357.XU patent/CN214984596U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211203 |