CN219119698U

CN219119698U - Guide device with exhaust groove for automobile shock absorber

Info

Publication number: CN219119698U
Application number: CN202222881871.1U
Authority: CN
Inventors: 薛伟; 顾余文
Original assignee: Yangzhou Tianjian Machinery Manufacture Co ltd
Current assignee: Yangzhou Tianjian Machinery Manufacture Co ltd
Priority date: 2022-10-31
Filing date: 2022-10-31
Publication date: 2023-06-02
Anticipated expiration: 2032-10-31

Abstract

The utility model belongs to the technical field of automobile shock absorbers, in particular to a guide with an exhaust groove for an automobile shock absorber, which comprises a guide body, wherein an exhaust ring is integrally formed on an inner ring of the guide body, a stacking ring is formed on an outer ring of a small-diameter end of the guide body, and a positioning ring groove is formed on a large-diameter inner ring of the guide body. Meanwhile, the stacking ring and the positioning ring groove are also arranged for assisting in stacking, and the use of a stacking frame is reduced during stacking, so that a stacking space is reserved for the guide body, and better space utilization rate is achieved.

Description

Guide device with exhaust groove for automobile shock absorber

Technical Field

The utility model belongs to the technical field of automobile shock absorbers, and particularly relates to a guide with an exhaust groove for an automobile shock absorber.

Background

As the name suggests, when the automobile runs and the relative motion between the automobile body and the wheels occurs due to vibration, the piston in the automobile shock absorber moves up and down, so that hydraulic oil in the shock absorber flows into the oil storage cylinder from the working cylinder of the shock absorber through the orifices of all parts in the shock absorber, at the moment, friction between the orifice wall and the hydraulic oil forms damping force on vibration, so that vibration energy of the automobile is converted into oil thermal energy, the oil thermal energy is absorbed and emitted into the atmosphere by the shock absorber, and the damping force is related to factors such as the flow rate, the cross section area of a passage and the like of the hydraulic oil. The automobile shock absorber includes guide, valve seat, piston, etc. The guide device plays a role in guiding a piston rod in the shock absorber, so that the piston is smooth in the running process.

With the continuous improvement of the quality requirements of the automobile industry, the performance requirements of a host factory on a shock absorber are higher and higher, the current shock absorber industry generally fills nitrogen to ensure the pressure in a cylinder barrel, but new troubles are brought simultaneously, the shock absorber can generate buzzing phenomenon and unstable indicator power value in the use process, the defects of the process are that the cost and the performance of the product are influenced, and the vibration of a frame and a car body of the automobile shock absorber is quickly attenuated, so that the running smoothness and the running comfort of the automobile are improved.

The step of the inner hole of the guide of the traditional automobile shock absorber is not provided with an exhaust groove, if an exhaust function is added, machining is needed, the post-machining of the shape is difficult, the cost is high, the economy is not achieved, and the production cost is greatly increased. The structure makes the performance of the automobile shock absorber unstable, and can cause buzzing abnormal sound, thereby influencing the product quality.

Disclosure of Invention

In order to solve the problems in the prior art, the utility model provides the guide with the exhaust groove for the automobile shock absorber, which has the advantages of improving the performance of the automobile shock absorber, greatly reducing the production cost, well solving the problem of higher machining cost and solving the trouble caused by abnormal sound.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the guide device with the exhaust groove for the automobile shock absorber comprises a guide device body, wherein an exhaust ring is integrally formed on an inner ring of the guide device body, a stacking ring is formed on an outer ring of a small-diameter end of the guide device body, and a positioning ring groove is formed on a large-diameter inner ring of the guide device body.

As an optimized technical scheme of the guide with the exhaust groove for the automobile shock absorber, the exhaust ring is internally provided with the exhaust groove of the inner ring, the outer ring of the exhaust ring is provided with the exhaust groove of the outer ring, and the exhaust groove of the outer ring is also connected with the exhaust ring and the guide body in a molding way.

As an optimized technical scheme of the guide with the exhaust groove for the automobile shock absorber, the inner ring exhaust groove and the outer ring exhaust groove are internally and externally corresponding, and the exhaust ring is provided with a plurality of exhaust grooves which are uniformly distributed in a ring shape.

As an optimal technical scheme of the guide with the exhaust groove for the automobile shock absorber, a positioning sleeve is formed in the middle of the lower surface of the stacking ring, an elastic sheet is formed on the outer ring of the lower surface of the stacking ring, and a positioning block is formed at the lower end of the elastic sheet.

As an optimized technical scheme of the guide with the exhaust groove for the automobile shock absorber, the positioning blocks are clamped in the positioning ring grooves through the elastic sheets, and the two guide bodies are connected with the positioning ring grooves through the clamping connection of the positioning blocks.

As a preferred technical solution of the guide with exhaust slot for the shock absorber of the automobile of the present utility model, the guide body is integrally formed by pressing and sintering.

Compared with the prior art, the utility model has the beneficial effects that: the utility model adopts the one-step molding design of the mould, improves the processing technology of the guide device and reduces the processing cost, reduces the risk of buzzing abnormal sound in the use process of the guide device, improves the safety performance of the automobile shock absorber, reduces the expenditure cost of enterprises and increases the economic benefit of the enterprises; meanwhile, the stacking ring and the positioning ring groove are also arranged for assisting in stacking, and the use of a stacking frame is reduced during stacking, so that a stacking space is reserved for the guide body, and better space utilization rate is achieved.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

FIG. 1 is a schematic view of an isometric structure of the present utility model;

FIG. 2 is a schematic diagram of the front view of the present utility model;

FIG. 3 is a schematic diagram of the present utility model in front view and semi-section;

FIG. 4 is a schematic top view of the present utility model;

FIG. 5 is a schematic view of a partial cross-section of two sintering processes according to the present utility model after butt joint;

FIG. 6 is a partially enlarged schematic illustration of the structure of the portion A of the present utility model;

FIG. 7 is a partially enlarged schematic illustration of the structure of the portion B of the present utility model;

FIG. 8 is a partially enlarged schematic view of the structure of the portion C of the present utility model;

in the figure: 1. a guide body; 2. an exhaust ring; 21. an inner ring exhaust groove; 22. an outer ring exhaust groove; 3. stacking the rings; 31. a positioning sleeve; 32. a spring plate; 33. a positioning block; 4. and positioning the ring groove.

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.

Examples

Referring to fig. 1-8, the present utility model provides the following technical solutions: the utility model provides a take exhaust groove director for automobile shock absorber ware, includes director body 1, and integrated into one piece has exhaust ring 2 on the director body 1 inner ring, and director body 1 minor diameter end outer loop shaping has a pile up circle 3, and director body 1 major diameter inner ring is formed with positioning ring groove 4.

Specifically, the inner ring exhaust groove 21 is formed in the inner ring of the exhaust ring 2, the outer ring exhaust groove 22 is formed in the outer ring of the exhaust ring 2, the outer ring exhaust groove 22 is also in a joint formed between the exhaust ring 2 and the guide body 1, the inner ring exhaust groove 21 and the outer ring exhaust groove 22 correspond to each other internally and externally, and a plurality of exhaust grooves are uniformly distributed on the exhaust ring 2 in a ring shape, and in this embodiment, the size and the number of the exhaust grooves can be adjusted according to the actual requirements of the site.

Specifically, the middle shaping of the lower surface of the stacking ring 3 has a locating sleeve 31, the outer ring shaping of the lower surface of the stacking ring 3 has a spring plate 32, and the lower end shaping of the spring plate 32 has a locating block 33, in this embodiment, the locating block 33 coincides with the locating ring groove 4, and is a large-opening arc structure, and the large-opening arc structure ensures the clamping and picking and placing forces of the two guide bodies 1, so that difficult clamping or difficult detachment is avoided.

Specifically, the positioning block 33 is clamped inside the positioning ring groove 4 through the elastic sheet 32, and the two guide bodies 1 are connected with the positioning ring groove 4 through the clamping connection of the positioning block 33, so that the space utilization rate of the guide bodies 1 during stacking is ensured in the embodiment.

Specifically, the guide body 1 is integrally formed by pressing and sintering, and in the embodiment, the guide body 1 is integrally formed by adopting a metal metallurgy mode, so that the processing cost is reduced while the exhaust is ensured, and better economic effect is achieved.

The working principle and the using flow of the utility model are as follows: the size and the number of the exhaust grooves can be adjusted according to the actual requirements of the site, a die for processing the utility model is firstly used, the structure is arranged on a forming rod core, the metal powder is subjected to one-step forming by adopting a pressing procedure, and the guide body 1 is shaped by adopting sintering;

when stacking or storing after sintering, stacking a plurality of guide bodies 1 can be carried out, the use of stacking frames is reduced, one guide body 1 is stacked on the other guide body 1 during stacking, the first guide body 1 is pressed on the other guide body 1, the elastic sheet 32 is extruded, the positioning block 33 is clamped inside the positioning ring groove 4, the positioning sleeve 31 at the moment is completely attached to the corresponding surface on the other guide body 1 for supporting, and the original arc-shaped structure of the positioning block 33 and the positioning ring groove 4 can be directly separated under the action of the elastic sheet 32 when being taken out.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. An exhaust duct guide for an automotive shock absorber, characterized by: the novel guide device comprises a guide body (1), wherein an exhaust ring (2) is integrally formed on the inner ring of the guide body (1), a stacking ring (3) is formed on the outer ring of the small-diameter end of the guide body (1), and a positioning ring groove (4) is formed in the inner ring of the large-diameter end of the guide body (1).

2. A slotted guide for an automotive shock absorber according to claim 1, wherein: the inner ring of the exhaust ring (2) is provided with an inner ring exhaust groove (21), the outer ring of the exhaust ring (2) is provided with an outer ring exhaust groove (22), and the outer ring exhaust groove (22) is also connected with the exhaust ring (2) and the guide body (1) in a forming way.

3. A slotted guide for an automotive shock absorber according to claim 2, wherein: the inner ring exhaust grooves (21) and the outer ring exhaust grooves (22) are internally and externally corresponding, and the exhaust rings (2) are a plurality of evenly distributed in a ring shape.

4. A slotted guide for an automotive shock absorber according to claim 1, wherein: the middle of the lower surface of the stacking ring (3) is provided with a positioning sleeve (31), the outer ring of the lower surface of the stacking ring (3) is provided with an elastic sheet (32), and the lower end of the elastic sheet (32) is provided with a positioning block (33).

5. A slotted guide for an automotive shock absorber as defined in claim 4, wherein: the positioning blocks (33) are clamped in the positioning ring grooves (4) through the elastic sheets (32), and the two guide bodies (1) are connected with the positioning ring grooves (4) in a clamping way through the positioning blocks (33).

6. A slotted guide for an automotive shock absorber according to claim 1, wherein: the guide body (1) is integrally formed by pressing and sintering.