CN213598471U

CN213598471U - Long service life's torsion rubber core

Info

Publication number: CN213598471U
Application number: CN202022194386.8U
Authority: CN
Inventors: 陈志龙
Original assignee: Quanzhou Shengnuo Machinery Manufacturing Co ltd
Current assignee: Quanzhou Shengnuo Machinery Manufacturing Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2021-07-02
Anticipated expiration: 2030-09-29

Abstract

The invention relates to the technical field of automobile chassis, in particular to a torsion rubber core with long service life, which comprises a torsion rubber center shaft, wherein a first annular bulge and a second annular bulge are respectively fixedly arranged in the middle of the torsion rubber center shaft, a first retaining ring is arranged on one side of the first annular bulge, a second retaining ring is arranged on one side of the second annular bulge, a first clamping groove is formed in the position, close to the first retaining ring, of the torsion rubber center shaft, a second clamping groove is formed in the position, close to the second retaining ring, of the torsion rubber center shaft, clamping rings are arranged in the first clamping groove and the second clamping groove, a second rubber body is sleeved on the surface of the torsion rubber center shaft, a first rubber body is sleeved on the surface of the second rubber body, a bulge is fixedly arranged on the inner surface of the first rubber body, riveting portions are fixedly arranged on two sides of the second rubber body, a first buffer groove is formed in each riveting portion, and.

Description

Long service life's torsion rubber core

Technical Field

The invention belongs to the technical field of automobile chassis, and particularly relates to a torsion rubber core with long service life.

Background

The torsion rubber core is arranged in the shell at two ends of the automobile torsion bar and plays a role in damping and buffering, the traditional torsion rubber core is basically composed of a double-neck ball pin, an elastomer filling layer and an end cover, the elastomer is an excircle plane solid core, and the torsion rubber core with the structure has the technical structure problems that firstly, after the end cover compresses the elastomer and then clamps the clamp spring in the torsion bar shell, no buffer space exists in the elastomer, the tension accumulated by the compressed elastomer is too large, and the clamp spring is easily ejected and separated under the action of various external forces in the using process, so that accessories are scrapped; secondly, the impact force of the running automobile in all directions is transmitted to the torsion bar through the torsion rubber core, the torsion rubber core has no buffer area, the external force is completely received and transmitted by the elastic body, and the direct result is that the elastic body filling layer is easy to damage.

Disclosure of Invention

Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by the practice of the invention. The objectives and other advantages of the invention will be realized and attained by the structure particularly pointed out in the written description and claims hereof as well as the appended drawings.

The invention aims to overcome the defects and provide the torsion rubber core with long service life.

In order to achieve the purpose, the technical solution of the invention is as follows: the utility model provides a long service life's core is glued to torsion, glues the axis including torsion, the axis middle part is glued to torsion is fixed respectively and is equipped with first annular arch and second annular arch, first annular arch one side is equipped with first fender ring, second annular arch one side is equipped with the second and keeps off the ring, the epaxial first draw-in groove has been seted up near first fender ring department in the torsion is glued, the epaxial second draw-in groove has been seted up near second fender ring department in the torsion is glued, be equipped with the snap ring in first draw-in groove and the second draw-in groove, the epaxial surface cup joints and is equipped with the second colloid in the torsion, the surface cup joints and is equipped with first colloid on the second colloid, the fixed surface in first colloid is equipped with the arch, the fixed portion of riveting that is equipped with in second colloid both sides, the first dashpot has been seted up on the.

Preferably, first annular is protruding to be the notch cuttype with the second annular is protruding, and the size equals, be equipped with the second dashpot between the bellied outer wall of first annular and second annular and bellied inner wall, axle fixed connection is glued with torsion through the welded mode to first annular is protruding and second annular.

Preferably, the first retaining ring and the second retaining ring have the same shape and size, and are sleeved with the torsion glue central shaft and can slide on the surface of the torsion glue central shaft.

Preferably, the first clamping groove and the second clamping groove are annular and equal in size and shape, and the width of the first clamping groove and the width of the second clamping groove are equal to the width of the clamping ring.

Preferably, the width of the first baffle ring is equal to the width of the first buffer groove, and the first colloid is fixedly connected with the second colloid through the riveting portion.

Preferably, the surface area of the inner side of the fastening sleeve is equal to the outer surface area of the first colloid, and the inner diameter of the fastening sleeve is equal to the outer diameter of the snap ring.

Compared with the prior art, the invention has the beneficial effects that: in the invention, the first colloid and the second colloid are fixed by the snap ring, the first baffle ring, the second baffle ring and the fastening sleeve, the first colloid is in close contact with the fastening sleeve, the first colloid is sleeved on the second colloid, the second buffer groove is arranged between the first colloid and the second colloid, the torsion angle of the torsion rubber core is increased, and the torsion rubber core has certain buffer effect when being impacted, when the impact force is too big, first annular arch and second annular arch prevent that the second colloid from gluing the axis surface from the torsion and droing, first colloid passes through riveting portion fixed connection with the second colloid, prevent that the colloid from droing, first fender ring upper end is located the first dashpot on riveting portion surface, certain buffering effect has, first fender ring and second keep off the ring and pass through snap ring and adapter sleeve fixed, can avoid the colloid to warp too big, the inflation overflows, the cushioning performance is good and whole life-span improves.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the disclosure.

Clearly, such objects and other objects of the present invention will become more apparent from the detailed description of the preferred embodiments hereinafter set forth in the various drawings and drawings.

These and other objects, features and advantages of the present invention will become more apparent from the following detailed description of one or more preferred embodiments of the invention, as illustrated in the accompanying drawings.

Drawings

The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention.

In the drawings, like parts are designated with like reference numerals, and the drawings are schematic and not necessarily drawn to scale.

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

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

FIG. 2 is a schematic cross-sectional view of the center shaft of the torsion rubber of the present invention;

FIG. 3 is a schematic cross-sectional view of the present invention.

In the figure: the torsion glue middle shaft, the torsion glue fastening sleeve.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the detailed description and specific examples, while indicating the invention, are intended for purposes of illustration only and are not intended to limit the scope of the invention.

In addition, in the description of the present invention, it is to be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", etc., indicate orientations and positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to 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.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. However, the direct connection means that the two bodies are not connected through a transition structure, but are connected through a connection structure to form a whole. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a core is glued to long service life's torsion, glues axis 1 including the torsion, and the axis 1 middle part is glued to the torsion is fixed respectively and is equipped with first annular arch 5 and second annular arch 6, and first annular arch 5 and second annular arch 6 are the notch cuttype, and the size equals, is equipped with second dashpot 14 between the outer wall of first annular arch 5 and second annular arch 6 and the inner wall of arch 12, and axis 1 fixed connection is glued through welded mode and torsion to first annular arch 5 and second annular arch 6.

First ring-shaped protrusion 5 one side is equipped with first fender ring 4, and second ring-shaped protrusion 6 one side is equipped with second fender ring 7, and first fender ring 4 and second fender ring 7 shape size are equal, and first fender ring 4 and second fender ring 7 glue axis 1 and cup joint with torsion, and can glue axis 1 surface slip at torsion.

The torsion glue middle shaft 1 is provided with a first clamping groove 3 at a position close to the first retaining ring 4, the torsion glue middle shaft 1 is provided with a second clamping groove 15 at a position close to the second retaining ring 7, the first clamping groove 3 and the second clamping groove 15 are annular and equal in size and shape, and the width of the first clamping groove 3 and the width of the second clamping groove 15 are equal in size and width of the clamping ring 9.

Be equipped with snap ring 9 in first draw-in groove 3 and the second draw-in

groove

15, 1 surface cup joints in the gluey axis of torsion is equipped with second colloid 13, second colloid 13 surface cup joints and is equipped with

first colloid

11, 11 internal surface fixings of first colloid are equipped with

arch

12, 11 both sides of second colloid are fixed and are equipped with riveting portion 8, riveting portion 8 is last to have seted up first dashpot 10, 4 width sizes of first fender ring are equal with first dashpot 10 width size, first colloid 11 is through riveting portion 8 fixed connection with

second colloid

13, 11 outer surface covers of first colloid have

adapter sleeve

2, 2 interior side surface areas of adapter sleeve are equal with 11 exterior surface areas of first colloid, 2 internal diameter sizes of adapter sleeve are equal with snap ring 9 external diameter size.

The working principle is as follows: according to the invention, a first colloid and a second colloid 13 are fixed through a snap ring 9, a first baffle ring 4, a second baffle ring 9 and a fastening sleeve 2, the first colloid 11 is in tight contact with the fastening sleeve 2, the first colloid 11 is sleeved on the second colloid 13, a second buffer groove 14 is arranged between the first colloid 11 and the second colloid 13, when the torsion angle of a torsion rubber core is increased and the torsion rubber core is subjected to impact force, the first colloid 11 and the second colloid 13 have certain buffer effect, when the impact force is overlarge, the first annular bulge 5 and the second annular bulge 6 prevent the second colloid 13 from falling off from the surface of a torsion rubber center shaft, the first colloid 11 and the second colloid 13 are fixedly connected through a riveting part 8 to prevent the colloid from falling off, the upper end of the first baffle ring 4 is positioned in a first buffer groove 10 on the surface of the riveting part 8, the first baffle ring 4 and the second baffle ring 7 are fixed through the snap ring 9 and the fastening sleeve 2, so that the colloid can be prevented from being deformed overlarge, the expansion overflows, the buffering performance is good, and the whole service life is prolonged.

It is to be understood that the disclosed embodiments of the invention are not limited to the particular process steps or materials disclosed herein, but rather, are extended to equivalents thereof as would be understood by those of ordinary skill in the relevant art. It is also to be understood that the terminology used herein is for the purpose of describing particular embodiments only, and is not intended to be limiting.

Claims

1. The utility model provides a core is glued to long service life's torsion, glues axis (1) including the torsion, its characterized in that: a first annular bulge (5) and a second annular bulge (6) are respectively fixedly arranged in the middle of the torsion glue center shaft (1), a first blocking ring (4) is arranged on one side of the first annular bulge (5), a second blocking ring (7) is arranged on one side of the second annular bulge (6), a first clamping groove (3) is formed in the position, close to the first blocking ring (4), of the torsion glue center shaft (1), a second clamping groove (15) is formed in the position, close to the second blocking ring (7), of the torsion glue center shaft (1), clamping rings (9) are arranged in the first clamping groove (3) and the second clamping groove (15), a second glue body (13) is sleeved on the surface of the torsion glue center shaft (1), a first glue body (11) is sleeved on the surface of the second glue body (13), a glue bulge (12) is fixedly arranged on the inner surface of the first glue body (11), and riveting parts (8) are fixedly arranged on two sides of the second glue body (13, a first buffer groove (10) is formed in the riveting portion (8), and a fastening sleeve (2) is sleeved on the outer surface of the first colloid (11).

2. The torsion rubber core with long service life according to claim 1, wherein: protruding (5) of first annular and second annular are the notch cuttype, and the size equals, be equipped with second dashpot (14) between the outer wall of the protruding (6) of first annular and second annular and the inner wall of arch (12), axis (1) fixed connection is glued through welded mode and torsion to protruding (5) of first annular and second annular (6).

3. The torsion rubber core with long service life according to claim 1, wherein: the first retaining ring (4) and the second retaining ring (7) are equal in shape and size, and the first retaining ring (4) and the second retaining ring (7) are sleeved with the torsion glue central shaft (1) and can slide on the surface of the torsion glue central shaft (1).

4. The torsion rubber core with long service life according to claim 1, wherein: first draw-in groove (3) and second draw-in groove (15) are the annular, and big or small shape equals, first draw-in groove (3) width size and second draw-in groove (15) width size and snap ring (9) width size equal.

5. The torsion rubber core with long service life according to claim 1, wherein: the width of the first baffle ring (4) is equal to that of the first buffer groove (10), and the first colloid (11) is fixedly connected with the second colloid (13) through the riveting portion (8).

6. The torsion rubber core with long service life according to claim 1, wherein: the surface area of the inner side of the fastening sleeve (2) is equal to the surface area of the first colloid (11), and the inner diameter of the fastening sleeve (2) is equal to the outer diameter of the snap ring (9).