CN219277178U

CN219277178U - Torsion beam buffering and limiting assembly mechanism

Info

Publication number: CN219277178U
Application number: CN202223248305.3U
Authority: CN
Inventors: 包鼎; 王成
Original assignee: Hefei Hagong Yungeng Intelligent Technology Co ltd
Current assignee: Hefei Hagong Yungeng Intelligent Technology Co ltd
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-06-30
Anticipated expiration: 2032-12-05

Abstract

The utility model relates to the technical field of agricultural machinery, in particular to a torsion beam buffer and limit assembly mechanism, which comprises a torsion beam rotatably arranged on an agricultural machine frame through a rotating shaft sleeve and a torsion beam rotating shaft, wherein a vertical plate close to the torsion beam is fixedly connected to the agricultural machine frame, the outer end of the vertical plate is fixedly connected with a bearing plate which is parallel to the torsion beam, and a buffer and limit mechanism is arranged between the bearing plate and the torsion beam. The utility model has simple integral structure and stable and reliable operation, on one hand, the cross-country performance of the whole agricultural vehicle is superior, and the passing performance is better, and on the other hand, the whole agricultural vehicle can ensure that four wheels grasp the ground when in work, and the whole vehicle body has better stability and passing performance.

Description

Torsion beam buffering and limiting assembly mechanism

Technical Field

The utility model relates to the technical field of agricultural machinery, in particular to a torsion beam buffering and limiting assembly mechanism.

Background

Along with the high-speed development of agricultural vehicle technology, the requirements of users on the high efficiency and the stability of the agricultural vehicle are higher and higher, and the torsion beam structure is relatively simple due to small occupied space and is more applied to the agricultural vehicle.

In practical application, the agricultural vehicle is not limited, the torsion beam can rotate 360 degrees, and the vehicle is very easy to turn over; or the vehicle is hard limited and is not buffered, the vehicle body is extremely easy to damage due to hard collision in the running process of the vehicle, and the torsion beam cannot return after being twisted to a certain angle, so that the unilateral wheels are stressed, and the vehicle is damaged.

Disclosure of Invention

The utility model aims at: in order to solve the technical defects and the shortcomings of the prior art in the description, the torsion beam buffering and limiting assembly mechanism is provided.

In order to achieve the above purpose, the present utility model adopts the following technical scheme:

the utility model provides a turn round beam buffering spacing assembly mechanism, includes and turns round the roof beam in the agricultural machinery frame through pivot cover and turn round beam pivot rotation installation, fixedly connected with is close to the riser of turning round the roof beam in the agricultural machinery frame, the outer end fixedly connected with of riser is parallel distribution's bearing plate with turning round the roof beam, be provided with buffering stop gear between bearing plate and the turning round the roof beam.

As a further description of the above technical solution:

the buffering and limiting mechanism comprises two long bearing jackets symmetrically fixed on the bearing plate, a linear bearing arranged on the inner sides of the two long bearing jackets, a short bearing jacket arranged on the inner side of the linear bearing, a guide pillar movably arranged on the inner side of the short bearing jacket, a bottom block arranged at one end of the guide pillar close to the torsion beam and a spiral extrusion spring sleeved on the outer side of the guide pillar.

As a further description of the above technical solution:

the guide post and the bottom block are movably connected through a universal ball.

As a further description of the above technical solution:

and a small spring cover plate attached to one end of the spiral extrusion spring is arranged between the guide post and the universal ball, and a large spring cover plate attached to the spiral extrusion spring is arranged at one end of the guide post, which is close to the bearing short sheath.

As a further description of the above technical solution:

one end of the guide pillar principle torsion beam is fixedly connected with a limiting upper plate which is attached to the long bearing sheath in a normal state.

As a further description of the above technical solution:

the torsion beam is characterized in that the rotating shaft sleeve is fixed on the torsion beam, the torsion beam rotating shaft is fixed on the agricultural machine frame, and a torsion beam bearing is arranged between the connecting gap of the rotating shaft sleeve and the torsion beam rotating shaft.

As a further description of the above technical solution:

the vertical plate and the bearing plate are vertically arranged, and a reinforcing plate is fixedly connected between the vertical plate and the bearing plate.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows:

the utility model has simple integral structure and stable and reliable operation, on one hand, the cross-country performance of the whole agricultural vehicle is superior, and the passing performance is better, and on the other hand, the whole agricultural vehicle can ensure that four wheels grasp the ground when in work, and the whole vehicle body has better stability and passing performance.

Drawings

Fig. 1 is a schematic perspective view of a torsion beam buffering and limiting assembly mechanism provided by the utility model;

FIG. 2 is a schematic view of the present utility model in a cut-away configuration;

legend description:

1. torsion beam; 2. a swivel sleeve; 3. torsion beam rotating shaft; 4. a bottom block; 5. a small spring cover plate; 6. a guide post; 7. a spring large cover plate; 8. a bearing short sheath; 9. a bearing long sheath; 10. a limit upper plate; 11. a vertical plate; 12. a bearing plate; 13. a reinforcing plate; 14. a torsion beam bearing; 15. a universal ball; 16. a spiral extrusion spring; 17. a linear bearing.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 and 2, the present utility model provides a technical solution: the utility model provides a turn round beam buffering stop assembly mechanism, includes turns round beam 1 of installing in the agricultural machinery frame through pivot sleeve 2 and turn round beam pivot 3 rotation, fixedly connected with is close to the riser 11 of turning round beam 1 in the agricultural machinery frame, the outer fixedly connected with of riser 11 is parallel distribution's bearing plate 12 with turning round beam 1, is provided with buffering stop gear between bearing plate 12 and the turning round beam 1.

Specifically, the buffering stop gear includes two long sheaths 9 of bearing that the symmetry is fixed on bearing plate 12, install the linear bearing 17 at the inboard of two long sheaths 9 of bearing, install the inboard short sheath 8 of bearing at the linear bearing 17, movable mounting is at the inboard guide pillar 6 of the short sheath 8 of bearing, set up the backing block 4 that is close to torsion beam 1 one end at guide pillar 6 and the screw extrusion spring 16 of cover in the guide pillar 6 outside, long sheath 9 of bearing and the short sheath 8 of bearing can wrap up linear bearing 17 on bearing plate 12, protect linear bearing 17, avoid contacting external environment and damage.

Specifically, the guide post 6 and the bottom block 4 are movably connected through the universal ball 15, and the universal ball 15 can change the friction force born by the bottom block 4 into rolling friction, and simultaneously the bottom block 4 is always attached to the outer wall of the torsion beam 1.

A small spring cover plate 5 attached to one end of a spiral extrusion spring 16 is arranged between the guide post 6 and the universal ball 15, a large spring cover plate 7 attached to the spiral extrusion spring 16 is arranged at one end of the guide post 6 close to the bearing short sheath 8, and the spiral extrusion spring 16 can be limited and arranged between the universal ball 15 and the bearing short sheath 8 by the comprehensive arrangement of the small spring cover plate 5 and the large spring cover plate 7.

One end of the guide pillar 6 far away from the torsion beam 1 is fixedly connected with a limiting upper plate 10 which is attached to the long bearing sheath 9 in a normal state, and the limiting upper plate 10 can limit the upper end of the guide pillar 6 on the long bearing sheath 9, so that the guide pillar 6 can be prevented from continuously moving downwards towards the torsion beam 1 in the torsion beam rotation adjustment process.

Specifically, the torsion beam bearing 14 is installed between the connection gap of the torsion beam rotating shaft 3 and the rotating shaft sleeve 2, and the torsion beam bearing 14 is arranged, so that the friction force for rotating and adjusting the torsion beam 1 on the agricultural machine frame can be reduced.

The vertical plate 11 and the bearing plate 12 are vertically arranged, and the reinforcing plate 13 is fixedly connected between the vertical plate 11 and the bearing plate 12, and the reinforcing plate 13 can strengthen the vertical plate 11 and the bearing plate 12, so that the structural bearing stability between the vertical plate 11 and the bearing plate 12 is improved.

Working principle: when the mechanism is used, the mechanism is fixed on an agricultural machine frame in a welding or fastening mode, after the mechanism is installed on the torsion beam 1, under the action of the elastic force of the spiral extrusion spring 16 and the action of the universal ball 15, bottom blocks 4 on two guide posts 6 are elastically contacted with the outer wall of the torsion beam 1, when the torsion beam 1 is separated from a parallel state, the torsion beam 1 can rotate on the torsion beam rotating shaft 3, the bottom blocks 4 on one side of the torsion beam 1 can be extruded in the upturned process of the torsion beam 1, at the moment, the guide posts 6 can move towards the direction of the long bearing sheath 9, so that the spiral extrusion spring 16 is extruded, the spiral extrusion spring 16 can elastically deform and buffer the impact force in the torsion beam torsion process, and meanwhile, reverse elastic extrusion force is generated, so that the torsion beam 1 is accelerated to recover to an initial state.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a turn round spacing assembly mechanism of roof beam buffering, includes to turn round roof beam (1) of installing in the agricultural machinery frame through pivot sleeve (2) and turn round roof beam pivot (3) rotation, its characterized in that, fixedly connected with is close to riser (11) of turning round roof beam (1) in the agricultural machinery frame, the outer end fixedly connected with of riser (11) is bearing plate (12) of parallel distribution with turning round roof beam (1), be provided with buffering stop gear between bearing plate (12) and the turn round roof beam (1).

2. The torsion beam buffering and limiting assembly mechanism according to claim 1, wherein the buffering and limiting mechanism comprises two bearing long jackets (9) symmetrically fixed on a bearing plate (12), a linear bearing (17) installed on the inner sides of the two bearing long jackets (9), a bearing short jacket (8) installed on the inner sides of the linear bearing (17), a guide post (6) movably installed on the inner sides of the bearing short jacket (8), a bottom block (4) arranged on one end, close to the torsion beam (1), of the guide post (6) and a spiral extrusion spring (16) sleeved on the outer sides of the guide post (6).

3. The torsion beam buffering and limiting assembly mechanism according to claim 2, wherein movable connection is established between the guide post (6) and the bottom block (4) through a universal ball (15).

4. A torsion beam buffering and limiting assembly mechanism according to claim 3, characterized in that a small spring cover plate (5) attached to one end of a spiral extrusion spring (16) is installed between the guide post (6) and the universal ball (15), and a large spring cover plate (7) attached to the spiral extrusion spring (16) is installed at one end of the guide post (6) close to the bearing short sheath (8).

5. The torsion beam buffering and limiting assembly mechanism according to claim 4, wherein one end of the guide post (6) far away from the torsion beam (1) is fixedly connected with a limiting upper plate (10) which is attached to the bearing long sheath (9) in a normal state.

6. The torsion beam buffer limiting assembly mechanism according to claim 1, wherein the rotating shaft sleeve (2) is fixed on the torsion beam (1), the torsion beam rotating shaft (3) is fixed on an agricultural machine frame, and a torsion beam bearing (14) is arranged between the connecting gap of the rotating shaft sleeve (2) and the torsion beam rotating shaft (3).

7. The torsion beam buffering and limiting assembly mechanism according to claim 1, wherein the vertical plate (11) and the bearing plate (12) are vertically arranged, and a reinforcing plate (13) is fixedly connected between the vertical plate (11) and the bearing plate (12).