CN218197804U - Steering wheel damper and AGV equipment - Google Patents
Steering wheel damper and AGV equipment Download PDFInfo
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- CN218197804U CN218197804U CN202222892278.7U CN202222892278U CN218197804U CN 218197804 U CN218197804 U CN 218197804U CN 202222892278 U CN202222892278 U CN 202222892278U CN 218197804 U CN218197804 U CN 218197804U
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- steering wheel
- locking nut
- elastic piece
- wheel assembly
- guide
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Abstract
The utility model belongs to the technical field of shock absorption, and discloses a steering wheel shock absorption mechanism, which comprises an installation frame, a wheel component, a thread bush, an elastic part, a locking nut and a locking screw; the wheel assembly is connected with the mounting frame; the threaded sleeve is detachably connected with the mounting frame; one end of the elastic piece is connected with the wheel assembly, and the other end of the elastic piece extends into the threaded sleeve; the locking nut is in contact with one end of the elastic piece, which is far away from the wheel assembly, and is used for adjusting the pre-tightening force of the elastic piece; the locking screw extends into the locking nut from one side of the locking nut, which is far away from the elastic piece, so that the locking nut is deformed and is used for keeping the relative position between the locking nut and the wheel assembly. The utility model has the characteristics of adaptability is stronger, the pretightning force is adjusted more conveniently. The utility model also discloses a AGV equipment of having above-mentioned steering wheel damper.
Description
Technical Field
The utility model belongs to the technical field of the shock attenuation, especially, relate to a steering wheel damper, AGV equipment.
Background
In order to meet the ever-expanding logistics transportation demand and the ever-increasing moving operation scenes of the automation equipment, the demand of the AGVs (Automated Guided vehicles) is increasing. It is a common way to use a steering wheel as the driving mechanism of the AGV.
When the AGV is driving on uneven ground, the driving wheel needs to be always close to the ground, and sufficient positive pressure is ensured to generate sufficient driving force for driving. Due to market prosperity, a plurality of steering wheel damping mechanisms are appeared at present, and the existing steering wheel damping mechanisms have the following defects: different AGV loads are different in size, and required spring pretightening force is also different, and the pretightening force can not be adjusted in a flexible way in the spring of the steering wheel damping mechanism in the past.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model discloses a steering wheel damper that adaptability is stronger, the pretightning force is adjusted more conveniently. The utility model also discloses a AGV equipment of having above-mentioned steering wheel damper.
The utility model discloses a concrete technical scheme as follows:
a steering wheel damper mechanism comprising:
a mounting frame;
the wheel assembly is connected with the mounting frame;
the threaded sleeve is detachably connected with the mounting frame;
one end of the elastic piece is connected with the wheel assembly, and the other end of the elastic piece extends into the threaded sleeve;
the locking nut is in contact with one end, far away from the wheel assembly, of the elastic piece and is used for adjusting the pre-tightening force of the elastic piece; and
and the locking screw extends into the locking nut from one side of the locking nut, which is far away from the elastic piece, so that the locking nut is deformed and is used for keeping the relative position between the locking nut and the wheel assembly.
The locking nut is screwed into the threaded sleeve to compress the elastic piece, so that the elastic piece keeps a certain positive pressure on the wheel assembly, and in order to ensure the stability of the positive pressure, the locking screw is screwed into the locking nut to deform the locking nut, so that the threaded sleeve on the outer side of the locking nut is extruded, and the relative position between the locking nut and the wheel is ensured to be unchanged.
Preferably, the middle part of the locking nut is provided with an empty groove;
the locking screw extends into the empty groove from one side, far away from the wheel assembly, of the locking nut, and compresses one side, far away from the elastic part, of the empty groove.
The empty groove is equivalent to hollowing the inside of the locking nut, so that two end faces of the empty groove are thinned to be easy to deform, and therefore after the locking screw is screwed in, the distance between the two end faces of the locking nut can be widened by the locking screw through the corresponding threaded hole in the locking nut, and friction force is utilized for braking.
Preferably, the wheel assembly includes:
a steering wheel; and
and one side of the mounting plate is connected with the steering wheel, and the other side of the mounting plate is connected with the elastic piece.
The mounting panel can provide the basis of being connected with damper for the helm to satisfy the shock attenuation demand of helm.
Preferably, the method further comprises the following steps:
the guide rod is connected with the mounting frame; and
the guide sleeve is connected with the mounting plate and is in sliding connection with the guide rod.
Because the guide sleeve is connected with the guide rod in a sliding mode, the guide rod and the guide sleeve can ensure that the attitude of the steering wheel is not inclined in the damping process, and therefore the steering wheel can be kept to rotate stably.
Preferably, the method further comprises the following steps:
one end of the guide post is connected with the mounting plate;
wherein, the elastic component is sleeved outside the guide post.
The guide post can carry out spacingly to the motion path of elastic component, avoids the elastic component crooked and leads to the shock attenuation effect not good.
Preferably, the number of the guide posts is at least three, and the guide posts are uniformly arranged on the mounting plate.
When the quantity of guide post is three at least, can disperse the atress of elastic component, and satisfy the shock attenuation effect when the helm moves in all directions.
An AGV device, characterized by comprising a steering wheel damping mechanism as described above.
When AGV equipment has above-mentioned rudder wheel damper, can be relatively poor or when striding the slot in ground situation, obtain fine shock attenuation effect.
Preferably, the method further comprises the following steps:
the vehicle body, the vehicle body can be dismantled with the installation frame and be connected.
The mounting frame can be directly connected to the vehicle body except for bearing the damping mechanism, so that the steering wheel can be rapidly assembled.
Compared with the prior art, the utility model can realize the shock absorption of the steering wheel and can achieve the shock absorption effect when the steering wheel faces any direction; the utility model can quickly adjust the pretightening force of the elastic piece to adapt to different road surfaces, reduce the loss of the steering wheel and has convenient adjustment mode; the utility model can also avoid the bending of the elastic piece and prolong the service life of the elastic piece; furthermore, the utility model discloses can realize rapid Assembly, dismantlement with AGV equipment, improve dismouting efficiency.
Drawings
FIG. 1 is a schematic diagram of an embodiment of the present invention;
FIG. 2 is a cross-sectional view of FIG. 1;
fig. 3 is a schematic view of a lock nut according to an embodiment of the present invention.
In the figure: 1-mounting the frame; 2-thread bushing; 3-an elastic member; 4-locking the nut; 5-locking the screw; 6-empty groove; 7-a steering wheel; 8-mounting a plate; 9-a guide rod; 10-a guide sleeve; 11-a guide post; 12-threaded hole.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the specific embodiments.
As shown in fig. 1 and 2, a steering wheel damping mechanism comprises a mounting frame 1, a wheel assembly, a threaded sleeve 2, an elastic member 3, a locking nut 4 and a locking screw 5; the wheel assembly is connected with the mounting frame 1; the threaded sleeve 2 is detachably connected with the mounting frame 1; one end of the elastic part 3 is connected with the wheel assembly, and the other end of the elastic part extends into the threaded sleeve 2; the locking nut 4 is in contact with one end of the elastic piece 3, which is far away from the wheel assembly, and is used for adjusting the pretightening force of the elastic piece 3; the locking screw 5 is extended into the locking nut 4 from a side of the locking nut 4 away from the elastic member 3 to deform the locking nut 4 for maintaining a relative position between the locking nut 4 and the wheel assembly.
In the present embodiment, the mounting frame 1 is a main body part of a damper mechanism, and is mainly used for mounting various components. When the wheel assembly and the mounting frame 1 are mounted, the elastic member 3 is fed into the threaded sleeve 2, the elastic member 3 is in contact with the wheel assembly, and then the locking nut 4 is screwed into the threaded sleeve 2 to press the elastic member 3, wherein it should be noted that the threaded sleeve 2 has an internal thread, the locking nut 4 has an external thread, and therefore, the locking nut 4 is screwed in from the upper side of the threaded sleeve 2. The upper side of the locking nut 4 is provided with a threaded hole 12, when the locking nut 4 needs to be braked, the locking screw 5 is in threaded connection with the threaded hole 12, and at the moment, the locking screw 5 needs to be screwed so that the locking nut 4 is fully deformed to extrude the internal thread of the threaded sleeve 2.
In addition, in the present embodiment, the threaded sleeve 2 is detachably connected to the upper end surface of the mounting frame 1. The threaded sleeve 2 has a mating cap to protect the components inside the threaded sleeve 2 after the locknut 4 is braked.
It will be appreciated that in practice, this embodiment may be pre-assembled as a single unit and then connected to an external device for use. Firstly, the mounting frame 1, a wheel assembly, an elastic piece 3, a locking nut 4 and other parts are assembled into a whole, then the whole assembly is installed on external equipment, and then the pre-tightening force of the elastic piece 3 is finely adjusted in a driving test; finally, after the optimal state is adjusted, the locking screw 5 is screwed in to fix the locking nut 4.
As shown in fig. 3, in particular, for the lock nut 4, a hollow groove 6 is formed in the middle of the lock nut 4; the locking screw 5 extends into the empty groove 6 from one side of the locking nut 4 far away from the wheel assembly, and compresses one side of the empty groove 6 far away from the elastic part 3.
From this, above-mentioned screw hole 12 sets up in lock nut 4's up end, and be located the edge of above-mentioned up end, after lock screw 5 and screw hole 12 threaded connection, last knob lock screw 5, the lower terminal surface that makes lock screw 5's low side conflict lock nut 4, at lock screw 5's the knob in-process that lasts from this, the distance between the up end that makes lock nut 4 and the lower terminal surface increases, thereby utilize this deformation to make lock nut 4's external screw thread compress tightly in thread bush 2, thereby utilize the frictional force between the internal and external screw thread to realize the braking.
For a better use of the present embodiment, the wheel assembly comprises a steering wheel 7 and a mounting plate 8; one side of the mounting plate 8 is connected with the steering wheel 7, and the other side is connected with the elastic part 3.
In this embodiment, the spring 3 acts directly on the mounting plate 8, and the mounting plate 8 serves as an intermediate part between the spring 3 and the rudder wheel 7, thereby providing damping force transmission.
For better use of the embodiment, the device also comprises a guide rod 9 and a guide sleeve 10; the guide rod 9 is connected with the mounting frame 1; the guide sleeve 10 is connected with the mounting plate 8, and the guide sleeve 10 is connected with the guide rod 9 in a sliding mode.
In this embodiment, the installation frame 1 is a frame structure, two ends of the guide rod 9 are respectively connected with the upper end and the lower end of the installation frame 1, in this embodiment, the lower end of the installation frame 1 is provided with a positioning hole, one end of the guide rod 9 is provided with a first connecting hole, and the upper end of the installation frame 1 is provided with a second connecting hole corresponding to the first connecting hole, therefore, when the guide rod 9 is installed, the guide rod 9 is firstly inserted into the positioning hole, and then is screwed into the corresponding first connecting hole and the corresponding second connecting hole through screws, so that the installation of the guide rod 9 can be realized, and it can be understood that the corresponding positioning hole, the first connecting hole and the second connecting hole are located on the same straight line.
It will be appreciated that before the guide bars 9 are mounted, it is also necessary to mount the guide sleeves 10 to the mounting plate 8, then to place the guide sleeves 10 outside the guide bars 9, and then to mount the guide bars 9 on the mounting frame 1.
From this, adjust the pretightning force of elastic component 3 for adjusting the distance between the up end of mounting panel 8 and installation frame 1 in fact, through adjusting this distance, can realize the pretightning force and adjust, further, through wrench movement lock nut 4, change the relative position between lock nut 4 and thread bush 2 can.
For better use of the present embodiment, a guide post 11 is also included; one end of the guide column 11 is connected with the mounting plate 8; the elastic element 3 is sleeved outside the guide post 11.
In this embodiment, the elastic member 3 is correspondingly provided with a guide post 11, and the elastic member 3 is sleeved outside the guide post 11, so that the deformation path of the elastic member 3 can be determined through the guide post 11, thereby prolonging the service life of the elastic member 3.
For better use of the present embodiment, the number of the guide posts 11 is at least three, and the guide posts 11 are uniformly arranged on the mounting plate 8.
In this embodiment, the guide posts 11 have four, and similarly, the elastic members 3 have four, and the threaded sleeves 2 have four, one of which corresponds to each other, and are equally divided on the mounting plate 8 at 90 °. It can be understood that when there are three guide posts 11, the reaction force applied to the steering wheel 7 can be equally well dispersed, and if there are one or two guide posts 11, the uneven damping is likely to be caused, which leads to increased wear of the steering wheel 7. Thus, it will be appreciated that the number of guide posts 11 may also be five, six or more.
An AGV apparatus includes a steering wheel damping mechanism as described above.
Specifically, the AGV equipment further comprises a vehicle body; the vehicle body is detachably connected with the mounting frame 1.
It can be understood that the steering wheel damping mechanism can be applied to unmanned aerial vehicles, toy vehicles, ordinary vehicles and the like besides being applied to AGV equipment. The only differences are the size, weight, etc. of the steering wheel damping mechanism.
The above are only preferred embodiments of the present invention, and it should be noted that the above preferred embodiments should not be considered as limitations of the present invention, and the scope of the present invention should be subject to the scope defined by the claims. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the spirit and scope of the invention, and such modifications and adaptations are intended to be included within the scope of the invention.
Claims (8)
1. A steering wheel damper mechanism, comprising:
a mounting frame;
the wheel assembly is connected with the mounting frame;
the threaded sleeve is detachably connected with the mounting frame;
one end of the elastic piece is connected with the wheel assembly, and the other end of the elastic piece extends into the threaded sleeve;
the locking nut is in contact with one end, far away from the wheel assembly, of the elastic piece and is used for adjusting the pre-tightening force of the elastic piece; and
and the locking screw extends into the locking nut from one side of the locking nut, which is far away from the elastic piece, so that the locking nut is deformed and is used for keeping the relative position between the locking nut and the wheel assembly.
2. A steering wheel damper mechanism according to claim 1, wherein a recess is formed in the middle of said lock nut;
the locking screw extends into the empty groove from one side, far away from the wheel assembly, of the locking nut, and compresses one side, far away from the elastic part, of the empty groove.
3. A steering wheel damper mechanism according to claim 1 or 2, wherein the wheel assembly comprises:
a steering wheel; and
and one side of the mounting plate is connected with the steering wheel, and the other side of the mounting plate is connected with the elastic piece.
4. A steering wheel damper mechanism according to claim 3, further comprising:
the guide rod is connected with the mounting frame; and
the guide sleeve is connected with the mounting plate and is in sliding connection with the guide rod.
5. A steering wheel damper mechanism according to claim 3, further comprising:
one end of the guide post is connected with the mounting plate;
wherein, the elastic component is sleeved outside the guide post.
6. Steering wheel damping mechanism according to claim 5, characterised in that the number of guide posts is at least three, the guide posts being evenly arranged on the mounting plate.
7. An AGV installation comprising a steering wheel damping mechanism as claimed in any one of claims 1 to 6.
8. The AGV apparatus of claim 7, further comprising:
the vehicle body, vehicle body can dismantle with the installation frame and be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222892278.7U CN218197804U (en) | 2022-10-31 | 2022-10-31 | Steering wheel damper and AGV equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222892278.7U CN218197804U (en) | 2022-10-31 | 2022-10-31 | Steering wheel damper and AGV equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218197804U true CN218197804U (en) | 2023-01-03 |
Family
ID=84644312
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222892278.7U Active CN218197804U (en) | 2022-10-31 | 2022-10-31 | Steering wheel damper and AGV equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218197804U (en) |
-
2022
- 2022-10-31 CN CN202222892278.7U patent/CN218197804U/en active Active
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