阅读说明：本技术 一种托轮装置 (Riding wheel device ) 是由 陈兵 杨玉珏 罗艳 陈厉新 于 2020-11-25 设计创作，主要内容包括：本发明涉及一种托轮装置,包括支撑座,所述支撑座内设有导向轴,所述导向轴的外部套设有缓冲弹性件,所述缓冲弹性件的下端与所述支撑座的底部相接,所述缓冲弹性件的上端设有托轮支撑架,所述托轮支撑架可以在所述支撑座内沿所述导向轴发生上下滑动,所述托轮支撑架上设有托轮组件。该装置结构简单,可靠性高,抗冲击及减震性能优异,能够有效保证整体设备系统的刚度和稳定性。(The invention relates to a riding wheel device which comprises a supporting seat, wherein a guide shaft is arranged in the supporting seat, a buffering elastic part is sleeved outside the guide shaft, the lower end of the buffering elastic part is connected with the bottom of the supporting seat, a riding wheel supporting frame is arranged at the upper end of the buffering elastic part, the riding wheel supporting frame can slide up and down in the supporting seat along the guide shaft, and a riding wheel assembly is arranged on the riding wheel supporting frame. The device simple structure, the reliability is high, and shock resistance and shock attenuation performance are excellent, can effectively guarantee the rigidity and the stability of whole equipment system.)

1. A supporting wheel device is characterized by comprising a supporting seat, a guide shaft is arranged in the supporting seat, a buffering elastic piece is sleeved outside the guide shaft,

the lower end of the buffering elastic piece is connected with the bottom of the supporting seat, the upper end of the buffering elastic piece is provided with a riding wheel supporting frame,

the supporting frame of the riding wheel can slide up and down along the guide shaft in the supporting seat,

and the riding wheel support frame is provided with a riding wheel assembly.

2. The riding wheel device as claimed in claim 1, wherein the riding wheel supporting frame comprises a buffering sleeve, and riding wheel supports arranged at the upper end of the buffering sleeve, the riding wheel assemblies are arranged at two ends of the riding wheel supports,

the buffer sleeve is sleeved outside the guide shaft, and the lower end of the buffer sleeve is connected with the upper end of the buffer elastic part.

3. The riding wheel device as claimed in claim 2, wherein the riding wheel fulcrum shaft is provided with an oil filling hole, and the inner wall of the buffer sleeve is provided with a lubricating groove communicated with the oil filling hole.

4. The riding wheel apparatus of claim 3, wherein the buffering elastic member is a shock absorbing spring.

5. The riding wheel apparatus of claim 4, wherein the inner wall of the support base is provided with a sealing ring, and the sealing ring is contacted with the outer wall of the buffer sleeve.

6. The riding wheel apparatus as claimed in any one of claims 1 to 5, further comprising a fixed support, wherein the supporting seat is mounted on the fixed support, and the bottom of the supporting seat is hinged with the fixed support.

7. The riding wheel apparatus of claim 6, wherein the supporting seat is hinged with the fixed support through a pin shaft, a retaining ring and a split pin.

8. The riding wheel device as claimed in claim 6, wherein the supporting seat is further provided with a positioning mechanism, and the supporting seat is fixedly connected with the fixed support through the positioning mechanism.

9. The riding wheel apparatus of claim 8, wherein the positioning mechanism is in threaded connection with the fixed support.

Technical Field

The invention relates to the technical field of agricultural mechanical equipment, in particular to a supporting wheel device.

Background

The crawler self-propelled rotary cultivator adopts a crawler traveling mechanism and a tractor driving principle, adopts independent three-point suspension, is original creation, integrates the functions of various farming machines, integrates the advantages of various machine types, is light and handy, has large crawler grounding area, makes up the defect of the passing performance of a paddy field of the wheeled tractor, is matched with a diesel engine as power, and can carry out rotary tillage operation and wide ridging operation by replacing different machines or blades. Has the characteristics of simple structure, wide functions, high efficiency, convenient operation, good passing performance of paddy fields and the like.

In order to ensure the normal walking of the crawler self-propelled rotary cultivator, the crawler walking mechanism is often designed with a crawler supporting structure, and in the working process, the crawler supporting structure needs to bear the whole weight of the equipment, and simultaneously supports the crawler to complete the walking work on the bottom surface, so that the impact force applied to the crawler supporting structure is large. The riding wheel device adopted in the prior industry has poor impact resistance, cannot eliminate impact stress, is easy to wear, and can influence the rigidity and stability of the whole equipment system.

Therefore, how to provide a riding wheel device with simple structure, high reliability and excellent shock resistance and damping performance becomes a technical problem to be solved by those skilled in the art.

The elastic compensation damping riding wheel device has the advantages of compression resistance, damping, flexibility, reliability, convenience in operation, automatic compensation and high reliability.

Disclosure of Invention

In order to solve the above technical problems, an object of the present invention is to provide a supporting roller device, which has a simple structure, high reliability, and excellent shock resistance and damping performance, and can effectively ensure the rigidity and stability of the whole equipment system.

The technical scheme of the invention is as follows:

the utility model provides a riding wheel device, includes the supporting seat, be equipped with the guiding axle in the supporting seat, the outside cover of guiding axle is equipped with buffering elastic component, the lower extreme of buffering elastic component with the bottom of supporting seat meets, the upper end of buffering elastic component is equipped with the riding wheel support frame, the riding wheel support frame can follow in the supporting seat the guiding axle takes place to slide from top to bottom, be equipped with the riding wheel subassembly on the riding wheel support frame.

Preferably, the riding wheel support frame comprises a buffer sleeve and a riding wheel support arranged at the upper end of the buffer sleeve, the riding wheel components are arranged at two ends of the riding wheel support, the buffer sleeve is sleeved outside the guide shaft, and the lower end of the buffer sleeve is connected with the upper end of the buffer elastic component.

Preferably, an oil filling hole is formed in the supporting shaft of the riding wheel, and a lubricating groove communicated with the oil filling hole is formed in the inner wall of the buffering sleeve.

Preferably, the buffering elastic member is a damping spring.

Preferably, the inner wall of the supporting seat is provided with a sealing ring, and the sealing ring is in contact with the outer wall of the buffering sleeve.

Preferably, the support seat is installed on the fixed support seat, and the bottom of the support seat is hinged to the fixed support seat.

Preferably, the supporting seat is hinged with the fixed support through a pin shaft, a check ring and a split pin.

Preferably, the supporting seat is further provided with a positioning mechanism, and the supporting seat is fixedly connected with the fixed support through the positioning mechanism.

Preferably, the positioning mechanism is in threaded connection with the fixed support.

The application provides a riding wheel device, including the supporting seat to and set up the guiding axle in the supporting seat is inside, and the outside cover of guiding axle is equipped with buffering elastic component, and the lower extreme of buffering elastic component meets with the bottom of supporting seat, and the upper end of buffering elastic component is equipped with the riding wheel support frame, is equipped with the riding wheel subassembly on the riding wheel support frame, and during operation, the riding wheel support frame can take place to slide from top to bottom along the guiding axle in the inside of supporting seat. The invention adopts the principle of impact mechanics, transmits external rolling impact load to the supporting roller supporting frame through the supporting roller assembly, enables the supporting roller supporting frame to slide downwards under stress, drives the buffering elastic piece to compress, and counteracts impact force and rebounds to release stress compensation, thereby achieving the effects of shock absorption and protection. The device has the advantages of ingenious structure, compression resistance, shock absorption, safety and reliability, and is suitable for various working environments.

Drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic structural view of the riding wheel device of the present invention;

FIG. 2 is a left side view of FIG. 1;

FIG. 3 is a view showing a closed state of the riding wheel device;

FIG. 4 is a view showing the state of the riding wheel assembly being rotated open;

fig. 5 is a schematic view of the installation of the riding wheel device.

Reference numbers in the drawings illustrate: the method comprises the following steps of 1-a supporting seat, 11-a positioning mechanism, 2-a guide shaft, 3-a buffering elastic part, 4-a riding wheel supporting frame, 41-a buffering sleeve, 42-a riding wheel fulcrum shaft, 421-an oil filling hole, 422-a lubricating groove, 5-a riding wheel assembly, 6-a sealing ring and 7-a fixed support.

Detailed Description

In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.

In the description of the present invention, it is to be understood that the terms "upper", "lower", and the like, indicate an orientation or positional relationship only for convenience of description and simplicity of description, but do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.

As shown in fig. 1 to 5, the present invention provides a supporting roller device, which includes a supporting seat 1, a guiding shaft 2 is disposed in the supporting seat 1, a buffering elastic member 3 is sleeved outside the guiding shaft 2, a lower end of the buffering elastic member 3 is connected to a bottom of the supporting seat 1, a supporting roller support frame 4 is disposed at an upper end of the buffering elastic member 3, the supporting roller support frame 4 can slide up and down along the guiding shaft 2 in the supporting seat 1, and a supporting roller assembly 5 is disposed on the supporting roller support frame 4.

The application provides a riding wheel device, including supporting seat 1 to and set up at the inside guiding axle 2 of supporting seat 1, the outside cover of guiding axle 2 is equipped with buffering elastic component 3, and the lower extreme of buffering elastic component 3 meets with the bottom of supporting seat 1, and the upper end of buffering elastic component 3 is equipped with riding wheel support frame 4, is equipped with riding wheel subassembly 5 on the riding wheel support frame 4, and during operation, riding wheel support frame 4 can slide about the inside of supporting seat 1 takes place along guiding axle 2. According to the invention, an impact mechanics principle is adopted, external rolling impact load is transmitted to the supporting roller supporting frame 4 through the supporting roller component 5, so that the supporting roller supporting frame 4 slides downwards under stress, the buffering elastic part 3 is driven to compress, impact force is eliminated, and rebound release stress compensation is carried out, thus achieving the effects of shock absorption and protection. The device has the advantages of ingenious structure, compression resistance, shock absorption, safety and reliability, and is suitable for various working environments.

Preferably, the idler support frame 4 comprises a buffer sleeve 41 and an idler support shaft 42 arranged at the upper end of the buffer sleeve 41, the idler assembly 5 is arranged at two ends of the idler support shaft 42, the buffer sleeve 41 is sleeved outside the guide shaft 2, and the lower end of the buffer sleeve 41 is connected with the upper end of the buffer elastic element 3.

Preferably, the idler supporting shaft 42 is provided with an oil filling hole 421, and the inner wall of the buffer sleeve 41 is provided with a lubricating groove 422 communicated with the oil filling hole 421.

Due to the arrangement of the oil filling hole 421 and the lubricating groove 422, the buffer sleeve 41 can realize automatic lubrication when stressed to move, and the service life is prolonged.

Preferably, the cushion elastic member 3 is a damper spring.

Preferably, the inner wall of the support base 1 is provided with a seal ring 6, and the seal ring 6 is in contact with the outer wall of the cushion sleeve 41.

The setting of sealing washer 6 can prevent in the working process inside muddy water infiltration supporting seat 1, effectively ensures damping spring and encircles guide shaft 2 and compress and clear up impact force and resilience release stress compensation.

Preferably, the device further comprises a fixed support 7, the support seat 1 is mounted on the fixed support 7, and the bottom of the support seat 1 is hinged with the fixed support 7.

Through articulated between supporting seat 1 and the fixing support 7 for supporting seat 1 can take place to rotate around its juncture with fixing support 7 and open and shut, the assembly between riding wheel device and the track of being convenient for, and the flexible operation.

Preferably, the supporting seat 1 is hinged with the fixed support 7 through a pin shaft, a retainer ring and a split pin.

Preferably, the supporting seat 1 is further provided with a positioning mechanism 11, and the supporting seat 1 is fixedly connected with the fixed support 7 through the positioning mechanism 11.

During operation, through positioning mechanism 11 with supporting seat 1 and fixing support 7 fixed connection together, prevent that supporting seat 1 from taking place to rotate around its pin joint between 7 with fixing support in the course of the work, guarantee the stability of riding wheel device during operation structure.

Preferably, the positioning mechanism 11 is detachably connected with the fixed support 7.

Preferably, the positioning mechanism 11 is connected with the fixed support 7 through threads.

The threaded connection mode has the characteristic of convenient disassembly and assembly.

Specifically, after the crawler is assembled, the supporting seat 1 and the fixed support 7 are folded, and are fastened by using screws, washers and tightening bolts.

In summary, the invention has the advantages that: the pressure-resistant damping device is flexible and reliable, convenient to operate, automatic in compensation and high in reliability, can effectively improve the labor intensity and stability of machines, is suitable for manufacturing industries such as (agricultural) mechanical equipment and the like, and can adapt to various working conditions and working environments.

The embodiments in the present specification are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same or similar parts in the embodiments are referred to each other.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.