CN110630604B

CN110630604B - Clutch support rivet

Info

Publication number: CN110630604B
Application number: CN201910970595.6A
Authority: CN
Inventors: 缪建国; 李立军; 褚继和
Original assignee: Wuxi Anxinda Science & Technology Co ltd
Current assignee: Wuxi Anxinda Science & Technology Co ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2024-05-14
Anticipated expiration: 2039-10-14
Also published as: CN110630604A

Abstract

The invention discloses a clutch support rivet which comprises a base, wherein a square table body is fixedly arranged at the upper end of the outer surface of the base, a cylinder is arranged at the middle position of the upper end of the outer surface of the square table body, a round table body is fixedly arranged at the upper end of the cylinder, an acute angle groove is formed between the cylinder and the round table body, an elastic sleeve matched with the round table body is sleeved on the outer surface of the round table body, an open striking groove is formed in the top end of the round table body, and an elastic pad is fixedly arranged around the outer surface of the square table body. The beneficial effects are that: the base and the square table body are arranged, so that the connected piece can bear front load and side load, the connected piece is reliably connected, and the device is suitable for various working environments; through the elastic pad, when the inclined surface of the square table body is contacted with the clutch, the direct friction between the inclined surface and the clutch is reduced, the clamping force is increased, and the service life of the clutch is prolonged; through the cylinder and the round platform body and the elastic sleeve that set up mutually support for after the riveting, the riveting is effectual.

Description

Clutch support rivet

Technical Field

The invention relates to the field of rivets, in particular to a clutch support rivet.

Background

Rivets are nail-shaped articles used to connect two pieces or members having a through hole at one end and a cap. In riveting, the parts being riveted are connected by self deformation or interference. The structure of a general clutch support rivet is: the bottom of the rivet main body is provided with the base, and because the structure of the rivet main body is thicker, after the rivet main body is sequentially penetrated into the riveting holes of the connected piece and the base for riveting, the rivet can only bear front load, and when side load exists, the local part of the connected piece can be damaged, so that a product is scrapped, the rivet is in direct contact with the clutch, and the service life of the clutch product is shortened due to mutual abrasion between the rivet main body and the clutch.

In response to the problems in the related art, we propose a clutch support rivet.

Disclosure of Invention

(One) solving the technical problems

Aiming at the defects of the prior art, the invention provides a clutch support rivet which has the advantages of simultaneously bearing front and side loads, reducing the mutual abrasion of the rivet and the clutch and prolonging the service life of the clutch, thereby solving the problems in the background art.

(II) technical scheme

In order to realize the advantages of simultaneously bearing front and side loads, reducing the mutual abrasion of rivets and the clutch and prolonging the service life of the clutch, the invention adopts the following specific technical scheme:

The utility model provides a clutch support rivet, includes the base, the fixed square table body that is provided with in surface upper end of base, just the surface upper end intermediate position department of square table body sets up the cylinder, the fixed round table body that is provided with in upper end of cylinder, just form sharp angle groove between cylinder and the round table body, the surface of round table body cup joints with round table assorted elastic sleeve, the open-ended hits the groove of beating has been seted up on the top of round table body, the surface of square table body is fixed all around and is provided with the elastic pad, just the bottom of elastic pad is the right angle, the right angle groove with elastic pad bottom assorted is seted up at the surface upper end edge of base.

Further, the round table body is in a round table shape with the inner diameter being wider at the upper part and narrower at the lower part.

Furthermore, an acute angle groove parallel and level is formed between the bottom end of the elastic sleeve and the cylinder and the circular truncated cone, and the outer surface of the elastic sleeve and the outer surface of the cylinder are positioned on the same vertical plane.

Furthermore, the joints around the base are all provided with arc edges.

Furthermore, the periphery of the outer surface of the square table body is provided with inclined surfaces, the angle range of the inclined surfaces of the square table body is thirty degrees to seventy-five degrees, and the connection positions of the inclined surfaces of the square table body are arc surfaces.

Furthermore, the striking groove is hemispherical in shape, and the edges of the striking groove are rounded edges.

(III) beneficial effects

Compared with the prior art, the invention provides the clutch support rivet, which has the following beneficial effects:

according to the invention, through the base and the square table body, the connected piece can bear the front load and the side load, so that the connected piece is reliably connected and is suitable for various working environments; through the elastic pad, when the inclined surface of the square table body is contacted with the clutch, the direct friction between the inclined surface and the clutch is reduced, the clamping force is increased, and the service life of the clutch is prolonged; through the cylinder and the round platform body and the elastic sleeve that set up mutually support for after the riveting, the protruding section of clutch can be firm fix on the sharp angle groove between cylinder and the round platform body, and the elastic sleeve increases the extrusion force, makes up sharp angle groove to clutch protruding section right angle loss, and riveting effect is good.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings that are needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic perspective view of a clutch support rivet according to an embodiment of the present invention;

Fig. 2 is a schematic view showing an internal structure of an apparatus body of a clutch support rivet according to an embodiment of the present invention;

FIG. 3 is an enlarged schematic view of the structure at A according to FIG. 2;

fig. 4 is a schematic illustration of a clutch support rivet after staking in accordance with an embodiment of the present invention.

In the figure:

1. A base; 2. a square table body; 3. a cylinder; 4. a truncated cone; 5. a striking groove; 6. round corner edges; 7. an elastic sleeve; 8. an elastic pad; 9. right angle grooves.

Detailed Description

For the purpose of further illustrating the various embodiments, the present invention provides the accompanying drawings, which are a part of the disclosure of the present invention, and which are mainly used to illustrate the embodiments and, together with the description, serve to explain the principles of the embodiments, and with reference to these descriptions, one skilled in the art will recognize other possible implementations and advantages of the present invention, wherein elements are not drawn to scale, and like reference numerals are generally used to designate like elements.

According to an embodiment of the present invention, a clutch support rivet is provided.

The invention will be further described with reference to the accompanying drawings and the specific embodiments, as shown in fig. 1-4, a clutch support rivet according to an embodiment of the invention comprises a base 1, the joints around the base 1 are all provided with arc edges, so that the rivet can penetrate into a connected piece, the upper end of the outer surface of the base 1 is fixedly provided with a square table body 2, the periphery of the outer surface of the square table body 2 is provided with inclined surfaces, the bearing degree of side loads around is increased, the inclined surfaces of the square table body 2 are in the range of thirty degrees to seventy five degrees, the bearing degree of the bearing loads is maximum in the range, the joints of the inclined surfaces of the square table body 2 are arc surfaces, the rivet can conveniently penetrate into the connected piece, the middle position of the upper end of the outer surface of the square table body 2 is provided with a cylinder 3, the upper end of the cylinder 3 is fixedly provided with a round table body 4, the round table body 4 is in a round table shape with a wide inner diameter and a narrow lower part, an upper end cap is formed by conveniently beating and forming during riveting, an acute angle groove is formed between the cylinder 3 and the round table body 4, an elastic sleeve 7 matched with the round table body 4 is sleeved on the outer surface of the round table body 4, an acute angle groove is formed between the bottom end of the elastic sleeve 7 and the cylinder 3 and the round table body 4 to be flush, the generation of gaps is reduced, the outer surface of the elastic sleeve 7 and the outer surface of the cylinder 3 are in the same vertical plane, the elastic sleeve is convenient to be quickly installed to a rivet hole preset on a connected piece, an open beating groove 5 is formed at the top end of the round table body 4, the beating groove 5 is hemispherical, the edge of the beating groove 5 is a circular angle edge 6, the beating and forming of a rivet beating device are facilitated, the abrasion of the rivet beating device is reduced, an elastic pad 8 is fixedly arranged around the outer surface of the square table body 2, and the bottom end of the elastic pad 8 is in a right angle, the upper edge of the outer surface of the base 1 is provided with a right-angle groove 9 matched with the bottom end of the elastic pad 8.

Working principle: the clutch support rivet base 1, the square table body 2, the cylinder 3 and the round table body 4 in the embodiment sequentially penetrate into the riveting holes of the connected piece, then are riveted and connected by a rivet gun, the beating groove 5 on the round table body 4 is subjected to plastic deformation under the stress, and the edges of the riveting holes are riveted and connected, as shown in fig. 4; the inclined plane of the square table body 2 can enable the connected piece to bear the inclined plane load and transmit the inclined plane load to the base of the clutch, and through the base 1 and the square table body 2, the connected piece can bear the front load and also can bear the side load, so that the connected piece is connected reliably, is suitable for various working environments, has obvious supporting effect, reduces direct friction of the inclined plane of the square table body 2 and the clutch when the inclined plane of the square table body 2 contacts the clutch, increases clamping force, and further prolongs the service life of the clutch; through the cylinder 3 and the round platform body 4 and the elastic sleeve 7 that set up mutually support for after the riveting, the protruding section of clutch can be firm fix on the sharp angle groove between cylinder 3 and round platform body 4, and elastic sleeve 7 increases the extrusion force, makes up sharp angle groove to clutch protruding section right angle loss, and riveting effect is good.

In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.

Claims

1. Clutch support rivet, comprising a base (1), characterized in that: the upper end of the outer surface of the base (1) is fixedly provided with a square table body (2), a cylinder (3) is arranged at the middle position of the upper end of the outer surface of the square table body (2), the upper end of the cylinder (3) is fixedly provided with a round table body (4), an acute angle groove is formed between the cylinder (3) and the round table body (4), an elastic sleeve (7) matched with the round table body (4) is sleeved on the outer surface of the round table body (4), the novel square table is characterized in that an open striking groove (5) is formed in the top end of the round table body (4), an elastic pad (8) is fixedly arranged on the periphery of the outer surface of the square table body (2), the bottom end of the elastic pad (8) is a right angle, and a right angle groove (9) matched with the bottom end of the elastic pad (8) is formed in the edge of the upper end of the outer surface of the base (1).

2. Clutch support rivet according to claim 1, characterized in that the cone (4) is cone-shaped with a wider inner diameter at the top and a narrower inner diameter at the bottom.

3. A clutch support rivet according to claim 1, characterized in that the bottom end of the elastic sleeve (7) is flush with the acute angle groove formed between the cylinder (3) and the truncated cone (4), and the outer surface of the elastic sleeve (7) is in the same vertical plane as the outer surface of the cylinder (3).

4. Clutch support rivet according to claim 1, characterized in that the peripheral connections of the base (1) are all provided as circular-arc edges.

5. The clutch support rivet according to claim 1, wherein the periphery of the outer surface of the square table body (2) is provided with inclined surfaces, the angle range of the inclined surfaces of the square table body (2) is thirty degrees to seventy-five degrees, and the connection positions of the inclined surfaces of the square table body (2) are arc surfaces.

6. A clutch support rivet according to claim 1, characterized in that the striking grooves (5) are hemispherical in shape and the edges of the striking grooves (5) are rounded edges (6).