CN219856658U - Front bearing wheel mechanism with steering function for omnidirectional vehicle - Google Patents
Front bearing wheel mechanism with steering function for omnidirectional vehicle Download PDFInfo
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- CN219856658U CN219856658U CN202320417919.5U CN202320417919U CN219856658U CN 219856658 U CN219856658 U CN 219856658U CN 202320417919 U CN202320417919 U CN 202320417919U CN 219856658 U CN219856658 U CN 219856658U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 43
- 238000013016 damping Methods 0.000 claims abstract description 23
- 230000000694 effects Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 210000005056 cell body Anatomy 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses a front steering bearing wheel mechanism for an omnidirectional vehicle, which relates to the field of front bearing wheels of omnidirectional vehicles, and comprises a vehicle body, wherein a rotating shaft is connected to the vehicle body, the outer wall of the rotating shaft is sheathed with a wheel inner frame, and the wheel inner frame is connected with a damping mechanism; the damping mechanism comprises a groove body, a movable groove, a first spring, a movable rod, a movable block and a second spring, wherein the groove body is arranged on the inner frame of the wheel, the inner wall of the groove body is connected with the movable groove, the top end of the movable groove is connected with the first spring, and the second spring is connected in the groove body.
Description
Technical Field
The utility model relates to the field of front bearing wheels of omni-directional vehicles, in particular to a front bearing wheel mechanism with steering for an omni-directional vehicle.
Background
Along with the development of industrial automation, the application of an omnidirectional mobile vehicle (AGV) in the intelligent storage industry is growing, and higher requirements are also provided for the stability and reliability of the omnidirectional mobile vehicle. Meanwhile, the omni-directional mobile vehicle is also applied to photographing of movie drama, variety and the like. The omnidirectional mobile vehicle can flexibly and conveniently realize the omnidirectional mobile function by adopting four Mecanum wheels.
Because of the special shape, most of existing special-purpose vehicles are not provided with damping devices, and the omni-directional vehicles with small parts provided with dampers are also provided with dampers of conventional vehicles.
In an actual working environment, due to the influence of unevenness of a road surface, uneven bearing property of a Mecanum wheel and a ground friction coefficient, stability and horizontality of a chassis moving process of the omnidirectional vehicle cannot be ensured, so that the omnidirectional vehicle is difficult to run according to a specified route.
Disclosure of Invention
Based on the above, the utility model aims to provide a front steering bearing wheel mechanism for an omnidirectional vehicle, so as to solve the technical problem that the omnidirectional vehicle provided in the background cannot ensure stability and horizontality in the running and moving process of an uneven road surface.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the front bearing wheel mechanism with steering for the omnidirectional vehicle comprises a vehicle body, wherein a rotating shaft is connected to the vehicle body, the outer wall of the rotating shaft is sleeved with an inner wheel frame, and the inner wheel frame is connected with a damping mechanism; the damping mechanism comprises a groove body, a movable groove, a first spring, a movable rod, a movable block and a second spring, wherein the groove body is arranged on the wheel inner frame, the inner wall of the groove body is connected with the movable groove, the top end of the movable groove is connected with the first spring, the second spring is connected in the groove body, and the top end of the second spring is connected with the movable block.
Preferably, the movable groove is provided with a hole groove which is attached to the outer wall of the movable rod, the outer wall of the movable rod is connected with the movable groove in a sliding manner, and the top end of the movable rod is connected with a wheel outer frame.
Preferably, the movable rod outer wall sliding connection has first spring, first spring top is connected with the wheel outer frame, the movable rod bottom is connected with the movable block, movable block outer wall sliding connection cell body inner wall.
Preferably, the damping mechanisms are arranged in a plurality of groups, and the damping mechanisms are arranged in a circumferential array by taking the circle center of the inner frame of the wheel as the axis.
Preferably, fixed establishment has been cup jointed to the pivot outer wall, fixed establishment includes spacing collar, threaded rod, clamp splice, spacing groove, spacing spring, it is provided with the spacing groove to go up to open on the spacing collar, sliding connection has the clamp splice in the spacing groove, the clamp splice top is connected with spacing spring, the threaded rod has been cup jointed to spacing spring inner wall, spacing spring top fixedly connected with spacing groove.
Preferably, the outer wall of the threaded rod is sleeved with the limit ring and penetrates through the outer portion of the limit ring, the inner wall of the limit ring is sleeved with threads matched with the threaded rod, and the bottom end of the threaded rod is rotationally connected with the clamping block.
Preferably, the limit spring is sleeved on the outer wall of the threaded rod, and one side of the limit ring is fixedly connected to the inner frame of the wheel.
Preferably, the threaded rod, the clamping block, the limiting groove and the limiting spring are all provided with four groups, and the four groups of threaded rods, the clamping block, the limiting groove and the limiting spring are all arranged in a circumferential array by taking the circle center of the limiting ring as the axis.
In summary, the utility model has the following advantages:
according to the utility model, the damping mechanism is arranged to connect the inner wheel frame and the outer wheel frame, so that the damping effect on the whole omnidirectional vehicle is more effectively achieved, and the fixing mechanism is arranged to enable the carrying wheel with the damping device to be replaced more conveniently and rapidly, and the carrying wheel is connected with the omnidirectional vehicle more firmly, so that the better damping effect is achieved.
Drawings
FIG. 1 is an overall view of the present utility model;
FIG. 2 is an enlarged view of FIG. 1A in accordance with the present utility model;
FIG. 3 is a cross-sectional view of a shock absorbing mechanism of the present utility model;
FIG. 4 is a schematic view of a fastening mechanism according to the present utility model;
fig. 5 is a cross-sectional view of the securing mechanism of the present utility model.
In the figure: 100. a vehicle body; 200. a rotating shaft; 300. an inner wheel frame; 400. an outer frame of the wheel; 500. a damping mechanism; 600. a fixing mechanism;
510. a tank body; 520. a movable groove; 530. a first spring; 540. a movable rod; 550. a movable block; 560. a second spring;
610. a limit ring; 620. a threaded rod; 630. clamping blocks; 640. a limit groove; 650. and a limit spring.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.
Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.
The utility model provides an omnidirectional vehicle is with taking before turning to bearing wheel mechanism, as shown in fig. 1 through 5, including automobile body 100, be connected with pivot 200 on the automobile body 100, the outer wall of pivot 200 cup joints the wheel inner frame 300, wheel inner frame 300 is connected with damper 500; the damping mechanism 500 comprises a groove body 510, a movable groove 520, a first spring 530, a movable rod 540, a movable block 550 and a second spring 560, wherein the groove body 510 is arranged on the wheel inner frame 300, the inner wall of the groove body 510 is connected with the movable groove 520, the top end of the movable groove 520 is connected with the first spring 530, the second spring 560 is connected in the groove of the groove body 510, and the top end of the second spring 560 is connected with the movable block 550; the movable groove 520 is provided with a hole groove attached to the outer wall of the movable rod 540, the outer wall of the movable rod 540 is connected with the movable groove 520 in a sliding manner, and the top end of the movable rod 540 is connected with the wheel outer frame 400; the outer wall of the movable rod 540 is slidably connected with a first spring 530, the top end of the first spring 530 is connected with the outer wheel frame 400, the bottom end of the movable rod 540 is connected with a movable block 550, and the outer wall of the movable block 550 is slidably connected with the inner wall of the groove 510; the damping mechanisms 500 are provided with a plurality of groups, and the plurality of groups of damping mechanisms 500 are arranged in a circumferential array by taking the circle center of the wheel inner frame 300 as the axis.
When the omnidirectional vehicle runs on an uneven road, the movable rod 540 moves due to the up-down jounce of the outer wheel frame 400, and the force of the movable rod 540 is buffered by the second spring 560 arranged between the movable block 550 connected with the bottom end of the movable rod 540 and the inner wheel frame 300, so that the movement amplitude of the movable rod 540 is reduced, the jounce amplitude of the inner wheel frame 300 is driven to be reduced, and the damping effect on the vehicle body 100 is achieved.
Wherein, the outer wall of the movable block 550 is slidably sleeved with the groove body 510, thereby limiting the movement direction of the movable block 550, the two ends of the first spring 530 are respectively connected with the movable groove 520 fixedly connected with the outer wheel frame 400 and the inner wheel frame 300, so that the force transmitted to the inner wheel frame 300 when the outer wheel frame 400 jolts is buffered again, the inner wall of the first spring 530 is sleeved with the movable rod 540, thereby limiting the movement direction of the movable rod 540 again, and the movable rod 540 only moves in one direction, so that the whole damping device is more stable, and the plurality of groups of damping mechanisms 500 encircle the outer wall of the whole inner wheel frame 300, so that the whole damping effect is better.
Referring to fig. 4 and 5, the outer wall of the rotating shaft 200 is sleeved with a fixing mechanism 600, the fixing mechanism 600 includes a stop collar 610, a threaded rod 620, a clamping block 630, a stop slot 640, and a stop spring 650, the stop collar 610 is provided with the stop slot 640, the clamping block 630 is slidably connected in the stop slot 640, the top end of the clamping block 630 is connected with the stop spring 650, the inner wall of the stop spring 650 is sleeved with the threaded rod 620, and the top end of the stop spring 650 is fixedly connected with the stop slot 640; the outer wall of the threaded rod 620 is sleeved with a limit ring 610 and penetrates through the outside of the limit ring 610, threads matched with the threaded rod 620 are arranged at the position of the inner wall of the limit ring 610 sleeved with the threaded rod 620, and a clamping block 630 is rotatably connected to the bottom end of the threaded rod 620; the limit spring 650 is sleeved on the outer wall of the threaded rod 620, and one side of the limit ring 610 is fixedly connected to the inner wheel frame 300; the threaded rod 620, the clamping block 630, the limiting groove 640 and the limiting spring 650 are all provided with four groups, and the four groups of threaded rods 620, the clamping block 630, the limiting groove 640 and the limiting spring 650 are all arranged in a circumferential array by taking the center of the limiting ring 610 as the axis.
When a new front bearing wheel is replaced, the bearing wheel is sleeved on the outer wall of the rotating shaft 200 together with the fixing mechanism 600, the threaded rod 620 is rotated, one end of the threaded rod 620 is connected with the clamping block 630, so that the clamping block 630 is driven to move in the same direction along the displacement direction of the threaded rod 620, the limiting spring 650 is arranged, the clamping block 630 is connected in the groove of the limiting groove 640, the moving direction of the clamping block 630 is limited, namely, the clamping block is moved towards the circle center direction of the limiting ring 610, the threaded rod 620 is sleeved on the inner wall of the limiting ring 610, threads matched with the threaded rod 620 are arranged, so that the threaded rod 620 which drives the clamping block 630 to move to a required position stops rotating under the condition of no external force, the clamping block 630 is further fixed, and because the circle centers of the limiting rings 610 are arranged in a mirror image mode, the moving directions of the clamping blocks 630 of two opposite groups are opposite, and the force applied to the rotating shaft 200 is opposite, so that the rotating shaft 200 is firmly fixed on the fixing mechanism 600, one side of the fixing mechanism 600 is connected with the front bearing wheel, and the front bearing wheel is fixed on the rotating shaft 200, and the installation of the bearing wheel is completed.
Although embodiments of the utility model have been shown and described, the detailed description is to be construed as exemplary only and is not limiting of the utility model as the particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more embodiments or examples, and modifications, substitutions, variations, etc. may be made in the embodiments as desired by those skilled in the art without departing from the principles and spirit of the utility model, provided that such modifications are within the scope of the appended claims.
Claims (8)
1. The utility model provides an omnidirectional vehicle is with area front load wheel mechanism that turns to, includes automobile body (100), its characterized in that: the automobile body (100) is connected with a rotating shaft (200), the outer wall of the rotating shaft (200) is sleeved with an inner wheel frame (300), and the inner wheel frame (300) is connected with a damping mechanism (500);
the damping mechanism (500) comprises a groove body (510), a movable groove (520), a first spring (530), a movable rod (540), a movable block (550) and a second spring (560), wherein the groove body (510) is formed in the wheel inner frame (300), the movable groove (520) is connected to the inner wall of the groove body (510), the first spring (530) is connected to the top end of the movable groove (520), the second spring (560) is connected to the groove body (510) in the groove, the movable block (550) is connected to the top end of the second spring (560), the outer wall of the movable block (550) is slidably connected to the inner wall of the groove body (510), the bottom end of the movable rod (540) is connected with the movable block (550), and the outer wheel frame (400) is connected to the top end of the movable rod (540).
2. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 1, wherein: the movable groove (520) is provided with a hole groove which is attached to the outer wall of the movable rod (540), and the outer wall of the movable rod (540) is connected with the movable groove (520) in a sliding manner.
3. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 2, wherein: the outer wall of the movable rod (540) is connected with a first spring (530) in a sliding mode, and the top end of the first spring (530) is connected with a wheel outer frame (400).
4. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 1, wherein: the damping mechanisms (500) are arranged in a plurality of groups, and the damping mechanisms (500) are arranged in a circumferential array by taking the center of a circle of the inner wheel frame (300) as the axis.
5. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 1, wherein: the fixing mechanism (600) has been cup jointed to pivot (200) outer wall, fixing mechanism (600) include spacing collar (610), threaded rod (620), clamp splice (630), spacing groove (640), spacing spring (650), spacing groove (640) have been seted up on spacing collar (610), sliding connection has clamp splice (630) in spacing groove (640) groove, clamp splice (630) top is connected with spacing spring (650), threaded rod (620) have been cup jointed to spacing spring (650) inner wall, spacing spring (650) top fixedly connected with spacing groove (640).
6. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 5, wherein: the utility model discloses a clamping device, including threaded rod (620), clamping block (630), spacing collar (610) are cup jointed to threaded rod (620) outer wall and run through to spacing collar (610) outside, threaded rod (620) position is provided with the screw thread with threaded rod (620) assorted in spacing collar (610) inner wall cup joint, threaded rod (620) bottom rotation is connected with clamp splice (630).
7. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 5, wherein: the limiting spring (650) is sleeved on the outer wall of the threaded rod (620), and one side of the limiting ring (610) is fixedly connected to the inner wheel frame (300).
8. The omni-directional vehicle front load-bearing wheel mechanism with steering as described in claim 6, wherein: the four groups of threaded rods (620), clamping blocks (630), limiting grooves (640) and limiting springs (650) are all arranged in a circumferential array with the circle center of the limiting ring (610) as the axis.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320417919.5U CN219856658U (en) | 2023-03-08 | 2023-03-08 | Front bearing wheel mechanism with steering function for omnidirectional vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320417919.5U CN219856658U (en) | 2023-03-08 | 2023-03-08 | Front bearing wheel mechanism with steering function for omnidirectional vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219856658U true CN219856658U (en) | 2023-10-20 |
Family
ID=88341702
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320417919.5U Active CN219856658U (en) | 2023-03-08 | 2023-03-08 | Front bearing wheel mechanism with steering function for omnidirectional vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219856658U (en) |
-
2023
- 2023-03-08 CN CN202320417919.5U patent/CN219856658U/en active Active
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