Axial limiting bush double-sizing-material structure

By using a dual-rubber structure for the axial limiting bushing, the main body rubber and end face rubber are vulcanized separately, solving the problem of not being able to balance comfort and handling stability in existing technologies and improving durability.

CN223563348UActive Publication Date: 2025-11-18ANHUI TUOSHENG AUTO PARTS CO LTD
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Patent Information

Application Number
CN202423284015.3
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-12-30
Publication Date
2025-11-18
Estimated Expiration
2034-12-30

AI Technical Summary

Technical Problem

Existing shock absorber bushings use the same rubber material in the axial limiting part, which cannot balance the comfort of the main linear section and the handling stability of the limiting nonlinear section. In addition, the limiting rubber has poor durability and mismatched vulcanization.

Method used

The axial limiting bushing adopts a double rubber structure, with the main body rubber and end face rubber vulcanized separately and connected to the inner sleeve of the main body bushing and the end face cover plate respectively, forming an independent vulcanization structure.

Benefits of technology

It improves the comfort and handling stability of the axial limit bushing, solves the problem of poor durability of the limit rubber, and meets the product durability requirements.

✦ Generated by Eureka AI based on patent content.

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    Figure CN223563348U_ABST
Patent Text Reader

Abstract

The utility model relates to the technical field of damping bushings, in particular to an axial limiting bush double-sizing-material structure which comprises a main body bush inner sleeve, a main body bush outer sleeve and an end face cover plate. Main body rubber is arranged between the outer side wall of the main body lining inner sleeve and the inner side wall of the main body lining outer sleeve, and end face rubber is arranged at the lower end of the end face cover plate. The end face rubber is independently vulcanized on the end face cover plate, the main body rubber, the main body lining inner sleeve and the main body lining outer sleeve are independently vulcanized, and meanwhile, the end face cover plate and the main body lining inner sleeve are assembled into a whole, so that the structure of the axial limiting lining is ensured, and the main body rubber and the end face rubber are independently vulcanized respectively; the problems that main body rubber influences comfort and end face limiting rubber influences control stability in a traditional bushing are solved, and the problems that vulcanization maturity of the end face limiting rubber and the main body rubber of the traditional bushing is not matched and durability of the end face limiting rubber is poor are solved.
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Description

TECHNICAL FIELD

[0001] The utility model relates to shock absorbing bush technical field, concretely relates to axial limiting bush double rubber structure. BACKGROUND

[0002] Shock absorbing bush is mainly installed on the automobile swing arm, is connected with the automobile chassis through connecting part, provides support and shock absorption for the chassis, and improves the comfort of vehicle riding.

[0003] At present, the axial limiting part of shock absorbing bush in the market all adopts the same rubber material, and the end face limiting rubber and the main body rubber are integrally vulcanized, the comfort of the main body linear segment and the control stability demand of the limiting nonlinear segment of modern automobile cannot be considered, and the main body rubber is thick and the vulcanization time is long, the end face limiting rubber is thin and the vulcanization time is short, at present, the main body rubber vulcanization time is used as the standard, the limiting rubber is over-vulcanized, the durability is poor, and the product durability requirement cannot be met. UTILITY MODEL CONTENTS

[0004] The utility model discloses an axial limiting bush double rubber structure to solve the shortcomings in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] The axial limiting bush double rubber structure comprises:

[0007] The main body bush inner sleeve, the main body bush outer sleeve and the end face cover plate are provided.

[0008] The main body rubber is arranged between the outer side wall of the main body bush inner sleeve and the inner side wall of the main body bush outer sleeve, and the end face rubber is arranged at the lower end of the end face cover plate.

[0009] Preferably, the main body rubber is vulcanized and formed between the outer side wall of the main body bush inner sleeve, the inner side wall of the main body bush outer sleeve and the main body rubber, and the end face rubber is vulcanized and formed between the lower end of the end face cover plate and the end face rubber.

[0010] Preferably, the upper end of the main body rubber and the lower end of the end face rubber are oppositely matched, and the upper end of the main body bush outer sleeve is located below the upper end of the main body bush inner sleeve.

[0011] Preferably, the upper end of the main body bush inner sleeve and the lower end of the end face cover plate are fixedly connected.

[0012] The utility model has the following beneficial effects:

[0013] The end face rubber is vulcanized separately on the end face cover plate, the main body rubber, the main body bushing inner sleeve and the main body bushing outer sleeve are vulcanized separately, and the end face cover plate and the main body bushing inner sleeve are assembled into an integrated body, so that the structure of the axial limiting bushing is ensured, and the main body rubber and the end face rubber are vulcanized separately, so that the problems of the traditional bushing that the main body rubber influences the comfort and the end face limiting rubber influences the steering stability, and the problems of the traditional bushing that the vulcanization maturity of the end face limiting rubber and the main body rubber is not matched and the end face limiting rubber is poor in durability are solved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 A structure diagram of the axial limiting bushing double rubber structure is provided in the utility model.

[0015] Figure 2 A vertical sectional structure diagram is provided in the utility model. Figure 1

[0016] In the drawing: 1, main body bushing inner sleeve; 2, main body bushing outer sleeve; 3, end face cover plate; 4, main body rubber; 5, end face rubber. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0018] Referring to Figures 1-2 , the axial limiting bushing double rubber structure comprises a main body bushing inner sleeve 1, a main body bushing outer sleeve 2 and an end face cover plate 3.

[0019] The main body rubber 4 is arranged between the outer side wall of the main body bushing inner sleeve 1 and the inner side wall of the main body bushing outer sleeve 2, and the end face rubber 5 is arranged at the lower end of the end face cover plate 3.

[0020] The main body bushing inner sleeve 1, the main body bushing outer sleeve 2 and the main body rubber 4 are vulcanized and formed, and the end face cover plate 3 and the end face rubber 5 are vulcanized and formed.

[0021] The upper end of the main body bushing inner sleeve 1 is fixedly connected with the lower end of the end face cover plate 3.

[0022] As Figure 2 ​The end face rubber 5 is separately vulcanized on the end face cover plate 3, and the main body rubber 4, the main body inner sleeve 1 and the main body outer sleeve 2 are separately vulcanized, and then the end face cover plate 3 and the main body inner sleeve 1 are assembled into an integrated body, so that the structure of the axial limiting sleeve is ensured, and the main body rubber 4 and the end face rubber 5 are separately vulcanized, which not only solves the problems that the main body rubber affects the comfort and the end face limiting rubber affects the steering stability in the traditional sleeve, but also solves the problems that the vulcanization maturity of the end face limiting rubber and the main body rubber is not matched and the end face limiting rubber is poor in durability.

[0023] The upper end of the main body rubber 4 and the lower end of the end face rubber 5 are oppositely matched, and the upper end of the main body outer sleeve 2 is located below the upper end of the main body inner sleeve 1.

[0024] The end face rubber 5 is separately vulcanized on the end face cover plate 3, and the main body rubber 4, the main body inner sleeve 1 and the main body outer sleeve 2 are separately vulcanized, and then the end face cover plate 3 and the main body inner sleeve 1 are assembled into an integrated body, so that the structure of the axial limiting sleeve is ensured, and the main body rubber 4 and the end face rubber 5 are separately vulcanized, which not only solves the problems that the main body rubber affects the comfort and the end face limiting rubber affects the steering stability in the traditional sleeve, but also solves the problems that the vulcanization maturity of the end face limiting rubber and the main body rubber is not matched and the end face limiting rubber is poor in durability.

[0025] The end face rubber 5 is separately vulcanized on the end face cover plate 3, and the main body rubber 4, the main body inner sleeve 1 and the main body outer sleeve 2 are separately vulcanized, and then the end face cover plate 3 and the main body inner sleeve 1 are assembled into an integrated body, so that the structure of the axial limiting sleeve is ensured, and the main body rubber 4 and the end face rubber 5 are separately vulcanized, which not only solves the problems that the main body rubber affects the comfort and the end face limiting rubber affects the steering stability in the traditional sleeve, but also solves the problems that the vulcanization maturity of the end face limiting rubber and the main body rubber is not matched and the end face limiting rubber is poor in durability.

Claims

1. An axial limiting bushing with a double-rubber material structure, characterized in that, include: Main bushing inner sleeve (1), main bushing outer sleeve (2) and end cover plate (3); A main body rubber (4) is provided between the outer wall of the inner sleeve (1) of the main body bushing and the inner wall of the outer sleeve (2) of the main body bushing, and an end face rubber (5) is provided at the lower end of the end face cover plate (3); The outer wall of the inner sleeve (1) of the main bushing, the inner wall of the outer sleeve (2) of the main bushing, and the main rubber (4) are vulcanized together, and the lower end of the end cover plate (3) and the end rubber (5) are vulcanized together.

2. The axial limiting bushing double-material structure according to claim 1, characterized in that, The upper end of the main body rubber (4) and the lower end of the end face rubber (5) are aligned and fitted together, and the upper end of the main body bushing outer sleeve (2) is located below the upper end of the main body bushing inner sleeve (1).

3. The axial limiting bushing double-material structure according to claim 1, characterized in that, The upper end of the inner sleeve (1) of the main bushing and the lower end of the end cover plate (3) are fixedly connected.