AGV steering wheel damping mechanism
By installing an inflatable shock-absorbing airbag and an intelligent air pump combination on the AGV vehicle's steering wheel, the problem of poor shock absorption caused by weakened spring force was solved, achieving a long-lasting shock absorption effect.
Patent Information
- Application Number
- CN202423038842.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-10
- Publication Date
- 2025-12-16
- Estimated Expiration
- 2034-12-10
AI Technical Summary
In the existing shock absorption mechanism of the AGV vehicle steering wheel, the spring force weakens over time, resulting in poor shock absorption and making it unusable for a long time.
It adopts a combination of inflatable shock-absorbing airbags and intelligent air pumps, which are installed on the steering wheel of the AGV vehicle through docking components. The shock-absorbing airbags are used for buffering and shock absorption, and the air is replenished in real time through pressure sensors and air pumps to maintain constant air pressure.
It effectively maintains the shock absorption effect, avoids the problem of spring-type components weakening over time, and achieves long-lasting shock absorption performance.
Smart Images
Figure CN223672197U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to damping mechanism technical field especially relates to AGV car rudder wheel damping mechanism. BACKGROUND
[0002] AGV car is a kind of automatic guide vehicle, AGV car is equipped with AGV car rudder wheel, it is also one of core components on AGV car, responsible for the drive and steering of vehicle, and it has a group of integrated drive and steering wheels on AGV car rudder wheel, and cooperate servo system to control the rotation and steering of wheel, so that AGV car can accurately move and steer.
[0003] The existing AGV car rudder wheel is generally fixedly installed on the bottom of AGV car by bolt or other components, and bumping occurs when AGV car rudder wheel walks over small obstacles, and then impact force is generated, and the existing damping mechanism is generally arranged in the direction of impact force, and the damping mechanism is composed of spring, and the spring elasticity weakens with time, so that the damping effect is weakened, and long-term use is not convenient.
[0004] Therefore, how to provide AGV car rudder wheel damping mechanism is a problem to be solved by those skilled in the art. UTILITY MODEL CONTENTS
[0005] One purpose of the utility model is to provide AGV car rudder wheel damping mechanism, and the utility model solves the problem that the spring on the damping mechanism on AGV car rudder wheel in the prior art weakens with time and then causes the damping effect to weaken and long-term use is not convenient.
[0006] According to the AGV car rudder wheel damping mechanism provided by the utility model, the AGV car rudder wheel body is provided with the docking assembly on the top, the docking assembly is provided with the damping assembly, the damping assembly includes the inflatable damping air bag, and the damping air bag is arranged on the top of the docking assembly.
[0007] The docking assembly includes the lower mounting plate, the connecting column and the upper mounting plate, the lower mounting plate is arranged on the top of the AGV car rudder wheel body, the connecting column is vertically fixed on the top of the lower mounting plate, the upper mounting plate is fixed on the connecting column, the upper mounting plate and the lower mounting plate are parallel to each other, and the damping air bag is arranged on the top of the upper mounting plate.
[0008] The damping assembly further includes the guide hole, the guide rod, the limiting disc and the damping plate, the guide hole is arranged on the surface of the lower mounting plate close to the outer side, the guide rod is movably arranged in the guide hole, the side surface of the damping air bag is attached to the surface of the guide rod, the damping plate is fixed on the top of the guide rod, the limiting disc is fixed on the bottom end of the guide rod, the limiting disc is below the upper mounting plate, and the damping plate is parallel to the upper mounting plate.
[0009] The number of the guide holes and the guide rods is one or more, and the one or more guide holes and guide rods are arranged in a ring array with the center of the upper mounting plate as the array center.
[0010] The surface of the guide rod is movably sleeved with an elastic ring at a position below the upper mounting plate.
[0011] The damping assembly further comprises an inflation assembly, the inflation assembly comprises an inflation nozzle, a butt joint pipe and an inflation pump, the inflation nozzle is embedded on the damping plate, the bottom end of the inflation nozzle is fixed and communicates with the top of the damping inflation bag, the top end of the inflation nozzle extends above the damping plate after penetrating through the damping plate, and the inflation pump is fixed on the top of the damping plate, one end of the butt joint pipe is arranged on the inflation nozzle, and the other end of the butt joint pipe is arranged on the inflation port of the inflation pump.
[0012] The lower surface of the damping plate is provided with a pressure sensor at the abutting position of the damping plate and the damping inflation bag.
[0013] The beneficial effects of the present application are as follows:
[0014] By arranging the butt joint assembly and the damping assembly, the butt joint assembly is used for butt joint mounting the damping assembly on the AGV rudder wheel body, when the damping inflation bag in the damping assembly generates impact force during the movement of the AGV rudder wheel body, the impact force is transmitted to the damping inflation bag on the damping assembly through the butt joint assembly, and the damping inflation bag is used for damping, the inflation pump is used for inflating the damping inflation bag, so that the gas in the damping inflation bag is supplemented, the gas pressure in the damping inflation bag can be kept constant by supplementing the gas for a long time, and the problem that the spring on the damping mechanism of the AGV rudder wheel is reduced in elasticity with time and thus the damping effect is weakened and the AGV rudder wheel cannot be used for a long time is solved. BRIEF DESCRIPTION OF DRAWINGS
[0015] The accompanying drawings are used to provide a further understanding of the present application, and constitute a part of the specification, and are used to explain the present application together with embodiments of the present application, and do not constitute a limitation to the present application. In the drawings:
[0016] Figure 1 The AGV rudder wheel damping mechanism is a whole three-dimensional flow chart.
[0017] Figure 2 The AGV rudder wheel damping mechanism is a front view flow chart.
[0018] Figure 3 The AGV rudder wheel damping mechanism is a bottom view flow chart of the butt joint assembly and the damping assembly.
[0019] Figure 4The utility model provides an AGV car rudder wheel damping mechanism's butt joint subassembly and damping subassembly's section solid flow chart.
[0020] The drawing mark: 1, AGV car rudder wheel body, 2, butt joint subassembly, 3, damping subassembly, 4, damping air bag, 5, lower mounting plate, 6, connecting column, 7, upper mounting plate, 8, guide hole, 9, guide rod, 10, limit disc, 11, damping plate, 12, elastic ring, 13, inflation subassembly, 14, inflation mouth, 15, butt joint pipe, 16, inflation pump, 17, pressure sensor. DETAILED DESCRIPTION
[0021] Now the utility model will be further explained in detail in conjunction with the drawings. These drawings are all simplified schematic diagrams, just with the schematic way to illustrate the basic structure of the utility model, so it just shows the constitution related to the utility model.
[0022] Reference Figure 1 And Figure 4 , including AGV car rudder wheel body 1, for existing component, here not to repeat, the top of AGV car rudder wheel body 1 is provided with butt joint subassembly 2, for installing damping subassembly 3 on AGV car rudder wheel body 1, butt joint subassembly 2 includes lower mounting plate 5, connecting column 6 and upper mounting plate 7, lower mounting plate 5 sets up at the top of AGV car rudder wheel body 1, lower mounting plate 5 is fixed at the top position of AGV car rudder wheel body 1, need to explain, when installing lower mounting plate 5, need to stagger the movable part on AGV car rudder wheel body 1, avoid lower mounting plate 5 to influence the normal operation of AGV car rudder wheel body 1, connecting column 6 is vertically fixed at the top of lower mounting plate 5, upper mounting plate 7 is fixed on connecting column 6, connecting column 6 is used to increase the spacing between upper mounting plate 7 and lower mounting plate 5, make enough space on butt joint subassembly 2 to place the structure on AGV car rudder wheel body 1, and upper mounting plate 7 and lower mounting plate 5 are mutually parallel, damping air bag 4 sets up at the top of upper mounting plate 7, the inflatable damping air bag 4 will contract after being impacted, and then realize the purpose of damping AGV car rudder wheel body 1 through damping air bag 4.
[0023] Reference Figure 1 、 Figure 2 、 Figure 3 And Figure 4The docking assembly 2 is provided with a damping assembly 3 for buffering the impact generated on the AGV rudder wheel body 1. The damping assembly 3 comprises an inflatable damping air bag 4 arranged on the top of the docking assembly 2. The damping assembly 3 further comprises a guide hole 8, a guide rod 9, a limiting disc 10 and a damping plate 11. The guide hole 8 is arranged on the surface of the lower mounting plate 5 near the outer side. The guide rod 9 is movably arranged in the guide hole 8. The number of the guide hole 8 and the guide rod 9 is one or more. The one or more guide holes 8 and guide rods 9 are arranged in a ring array with the center of the upper mounting plate 7 as the array center. The purpose of this design is to surround the one or more guide rods 9 on the side of the damping air bag 4, thereby limiting the damping air bag 4, avoiding the deformation of the damping air bag 4 under the large inflation force, and further causing the rupture of the damping air bag 4. The surface of the guide rod 9 movably sleeved with an elastic ring 12 below the upper mounting plate 7 buffers the movement of the lower mounting plate 5. In order to avoid the rigid collision between the lower mounting plate 5 and the limiting disc 10, the side of the damping air bag 4 is attached to the surface of the guide rod 9. The damping plate 11 is fixed on the top of the guide rod 9. The lower surface of the damping plate 11 is attached to the damping air bag 4 and provided with a pressure sensor 17. The pressure sensor 17 is used to monitor the pressure of the damping air bag 4 when it is stable and when it is inflated. Specifically, the inflation of the damping air bag 4 will squeeze the pressure sensor 17, and then the pressure of the damping air bag 4 is monitored by the pressure sensor 17. The limiting disc 10 is fixed on the bottom end of the guide rod 9 and located below the upper mounting plate 7. The damping plate 11 is parallel to the upper mounting plate 7. When the AGV rudder wheel body 1 moves and generates an impact, the impact force is transmitted to the upper mounting plate 7 through the lower mounting plate 5 and the connecting rod, so that the upper mounting plate 7 moves on the surface of the guide rod 9 through the guide hole 8. The movement of the upper mounting plate 7 along the guide rod 9 will squeeze the damping air bag 4, and the impact force is buffered by the damping air bag 4.
[0024] Reference Figure 1 and Figure 4The damping assembly 3 further comprises an inflating assembly 13, the inflating assembly 13 comprising an inflating nozzle 14, a connecting pipe 15 and an inflating pump 16, the inflating nozzle 14 being embedded on the damping plate 11, the bottom end of the inflating nozzle 14 being fixed to and communicating with the top of the damping inflating bag 4, the top end of the inflating nozzle 14 extending above the damping plate 11 after penetrating through the damping plate 11, the inflating pump 16 being fixed on the top of the damping plate 11, the inflating pump 16 being a smart inflating pump 16, which can automatically detect the internal pressure of the damping inflating bag 4 and perform inflating operation, the smart inflating pump 16 being electrically connected with a pressure sensor 17, one end of the connecting pipe 15 being arranged on the inflating nozzle 14, and the other end of the connecting pipe 15 being arranged on the inflating port of the inflating pump 16, when the internal pressure of the damping inflating bag 4 is weakened during operation, the pressure sensor 17 transmits a signal to the inflating pump 16, the inflating pump 16 inflates the damping inflating bag 4 to compensate the gas inside the damping inflating bag 4, so that the pressure of the inner wall of the damping inflating bag 4 is kept constant, avoiding the situation that the elasticity is weakened over time like a spring.
[0025] The above merely describes a preferred embodiment of the present application, but the protection scope of the present application is not limited to this. Any skilled person in the art, according to the technical scheme and the inventive concept of the present application, can make equivalent replacement or change within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.
Claims
1. An AGV rudder wheel damping mechanism, characterized by comprising: The utility model relates to an AGV steering wheel body (1), the top of the AGV steering wheel body (1) is provided with a docking assembly (2), the docking assembly (2) is provided with a damping assembly (3), the damping assembly (3) includes an inflatable damping air bag (4), the damping air bag (4) is arranged on the top of the docking assembly (2). The damping assembly (3) further includes a guide hole (8), a guide rod (9), a limiting disc (10) and a damping plate (11), the guide hole (8) is arranged on the surface of the lower mounting plate (5) near the outer side, the guide rod (9) is movably arranged in the guide hole (8), the side surface of the damping air bag (4) is attached to the surface of the guide rod (9), the damping plate (11) is fixed on the top of the guide rod (9), the limiting disc (10) is fixed on the bottom end of the guide rod (9), and the limiting disc (10) is located below the upper mounting plate (7), and the damping plate (11) is parallel to the upper mounting plate (7). The damping assembly (3) further includes an inflation assembly (13), the inflation assembly (13) includes an inflation nozzle (14), a docking pipe (15) and an inflation pump (16), the inflation nozzle (14) is embedded on the damping plate (11), and the bottom end of the inflation nozzle (14) is fixed to the top of the damping air bag (4) and is in communication, the top end of the inflation nozzle (14) extends above the damping plate (11) after penetrating through the damping plate (11), the inflation pump (16) is fixed on the top of the damping plate (11), one end of the docking pipe (15) is arranged on the inflation nozzle (14), and the other end of the docking pipe (15) is arranged on the inflation port of the inflation pump (16).
2. The AGV steering wheel damping mechanism of claim 1, wherein, The docking assembly (2) includes a lower mounting plate (5), a connecting column (6) and an upper mounting plate (7), the lower mounting plate (5) is arranged on the top of the AGV steering wheel body (1), the connecting column (6) is vertically fixed on the top of the lower mounting plate (5), the upper mounting plate (7) is fixed on the connecting column (6), and the upper mounting plate (7) is parallel to the lower mounting plate (5), and the damping air bag (4) is arranged on the top of the upper mounting plate (7).
3. The AGV steering wheel damping mechanism of claim 2, wherein, The number of the guide hole (8) and the guide rod (9) is one or more, and the one or more guide holes (8) and guide rods (9) are arranged in a ring array with the center of the upper mounting plate (7) as the array center.
4. The AGV steering wheel damping mechanism of claim 3, wherein, The surface of the guide rod (9) movably sleeved with an elastic ring (12) below the upper mounting plate (7).
5. The AGV steering wheel damping mechanism of claim 4, wherein, The lower surface of the damping plate (11) is provided with a pressure sensor (17) attached to the damping air bag (4).