CN110630604A

CN110630604A - Clutch support rivet

Info

Publication number: CN110630604A
Application number: CN201910970595.6A
Authority: CN
Inventors: 缪建国; 李立军; 褚继和
Original assignee: WUXI ANXINDA TECHNOLOGY Co Ltd
Current assignee: WUXI ANXINDA TECHNOLOGY Co Ltd
Priority date: 2019-10-14
Filing date: 2019-10-14
Publication date: 2019-12-31
Anticipated expiration: 2039-10-14
Also published as: CN110630604B

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 in the middle 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 on the periphery of the outer surface of the square table body. Has the advantages that: through the arranged 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 cushion, when the inclined plane of the square table body is contacted with the clutch, the direct friction between the inclined plane of the square table body and the clutch is reduced, the clamping force is increased, and the service life of the clutch is further prolonged; through the mutual cooperation of the arranged cylinder, the cone and the elastic sleeve, the riveting effect is good after riveting.

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 parts or components with through holes and a cap at one end. In riveting, the riveted parts are connected by self-deformation or interference. The general clutch support rivet structure is: be provided with the base in rivet main body's bottom, because rivet main body's structure is coarser, penetrate rivet main body in proper order by the downthehole riveting back that carries out the riveting of connecting piece and base, can play the supporting role to being connected the piece, this rivet only can bear front load, will make the local position by the connecting piece damage when side direction load, and then lead to the product to scrap, rivet and clutch direct contact moreover, the mutual wearing and tearing between the two also can cause the shortening of clutch product life.

To address the problems in the related art, we propose a clutch support rivet.

Disclosure of Invention

Technical problem to be solved

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 between the rivet and a clutch and prolonging the service life of the clutch, thereby solving the problems in the background technology.

(II) technical scheme

In order to realize the advantages of simultaneously bearing front and side loads, reducing the mutual abrasion between the rivet 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 supports rivet, includes the base, the fixed side stage body that is provided with in surface upper end of base, just the surface upper end intermediate position department of side stage body sets up the cylinder, the fixed round stage body that is provided with in upper end of cylinder, just form sharp angle groove between cylinder and the round stage body, the surface of round stage body has cup jointed with round stage body assorted elastic sleeve, the open-ended groove of beating has been seted up on the top of round stage body, the surface of side stage body is fixed all around and is provided with the cushion, just the bottom of cushion is the right angle, the right angle groove that matches with the cushion bottom end is seted up at the surface upper end edge of base.

Furthermore, the circular truncated cone body is in a circular truncated cone shape with an inner diameter being wide at the top and narrow at the bottom.

Furthermore, acute angle grooves are formed between the bottom end of the elastic sleeve and the cylinder and between the bottom end of the elastic sleeve and the circular truncated cone body, and the outer surface of the elastic sleeve and the outer surface of the cylinder are located 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 joints of the inclined surfaces of the square table body are all arc surfaces.

Furthermore, the shape of hitting the groove is the hemisphere, and hit the edge of groove and be the fillet limit.

(III) advantageous effects

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

according to the invention, through the arranged base and the square table body, the connected piece can bear both 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 cushion, when the inclined plane of the square table body is contacted with the clutch, the direct friction between the inclined plane of the square table body and the clutch is reduced, the clamping force is increased, and the service life of the clutch is further prolonged; through cylinder and the round platform body and the elastic sleeve that sets up mutually support for after the riveting, what the protruding section of clutch can stabilize fixes on the sharp angle groove between cylinder and the round platform body, and the elastic sleeve increases the extrusion force, compensaties sharp angle groove to the right-angled angle loss of clutch protruding section, and it is effectual to rivet.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings 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 it is obvious for those skilled in the art to obtain other drawings without creative efforts.

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

FIG. 2 is a schematic view of the internal structure of a device body for supporting a rivet in a clutch 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 post-clinching illustration of a clutch support rivet in accordance with an embodiment of the invention.

In the figure:

1. a base; 2. a square table body; 3. a cylinder; 4. a circular truncated cone; 5. striking the slot; 6. a rounded corner edge; 7. an elastic sleeve; 8. an elastic pad; 9. a right-angle groove.

Detailed Description

For further explanation of the various embodiments, the drawings which form a part of the disclosure and which are incorporated in and constitute a part of this specification, illustrate embodiments and, together with the description, serve to explain the principles of operation of the embodiments, and to enable others of ordinary skill in the art to understand the various embodiments and advantages of the invention, and, by reference to these figures, reference is made to the accompanying drawings, which are not to scale and wherein like reference numerals generally refer to like elements.

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

The invention will be further explained with reference to the accompanying drawings and 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 to facilitate the penetration of the rivet into a connected piece, the upper end of the outer surface of the base 1 is fixedly provided with a square platform body 2, the periphery of the outer surface of the square platform body 2 is provided with inclined surfaces to increase the bearing degree of peripheral side loads, the angle range of the inclined surfaces of the square platform body 2 is thirty degrees to seventy-five degrees, the bearing degree of the lateral loads in the range is the largest, the joints of the inclined surfaces of the square platform body 2 are all arc surfaces to facilitate the penetration of the rivet into the connected piece, a cylinder 3 is arranged at the middle position of the upper end of the outer surface of the square platform body 2, a circular platform body 4 is fixedly arranged at the upper end of the cylinder 3, and the circular platform body 4 is in, the upper end cap is conveniently formed by beating and molding in riveting, an acute angle groove is formed between the cylinder 3 and the circular truncated cone 4, the elastic sleeve 7 matched with the circular truncated cone 4 is sleeved on the outer surface of the circular truncated cone 4, the bottom end of the elastic sleeve 7 is flush with the acute angle groove formed between the cylinder 3 and the circular truncated cone 4, so that the generation of gaps is reduced, the outer surface of the elastic sleeve 7 and the outer surface of the cylinder 3 are positioned on the same vertical plane, so that the elastic sleeve can be conveniently and quickly mounted on a rivet hole preset on a connected piece, the top end of the round table body 4 is provided with an open striking groove 5, the striking groove 5 is hemispherical, the edges of the striking groove 5 are all fillet edges 6, so that the rivet striking device can conveniently strike and form, meanwhile, the abrasion of the rivet striking device is reduced, the periphery of the outer surface of the square table body 2 is fixedly provided with an elastic pad 8, and the bottom of cushion 8 is the right angle, and the surface upper end edge of base 1 is seted up with cushion 8 bottom assorted right angle groove 9.

The working principle is as follows: the clutch support rivet base 1, the square platform body 2, the cylinder 3 and the round platform body 4 in the embodiment are sequentially inserted into the riveting hole of the connected piece, then riveting connection is carried out by using a rivet gun, the striking groove 5 on the round platform body 4 is stressed to generate plastic deformation, and the edge of the riveting hole is riveted and connected as shown in figure 4; the inclined plane of the square table body 2 can enable the connected piece to bear the inclined plane load and transmit the load to the base of the clutch, the connected piece can bear the front load and the side load through the arranged base 1 and the square table body 2, the connected piece is reliable in connection and suitable for various working environments, the supporting effect is obvious, the direct friction between the inclined plane of the square table body 2 and the clutch is reduced and the clamping force is increased when the inclined plane of the square table body 2 is in contact with the clutch through the arranged elastic pad 8, and the service life of the clutch is further prolonged; through cylinder 3 and the round platform body 4 and the elastic sleeve 7 that set up mutually support for after the riveting, what the protruding section of clutch can stabilize fixes on the sharp angle groove between cylinder 3 and round platform body 4, and elastic sleeve 7 increases the extrusion force, compensaties sharp angle groove to the right-angled angle loss of protruding section of clutch, and it is effectual to rivet.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "disposed," "connected," "secured," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; the terms may be directly connected or indirectly connected through an intermediate, and may be communication between two elements or interaction relationship between two elements, unless otherwise specifically limited, and the specific meaning of the terms in the present invention will be understood by those skilled in the art according to specific situations.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. A clutch support rivet, includes base (1), its characterized in that: the fixed side table body (2) that is provided with in surface upper end of base (1), just the surface upper end intermediate position department of side table body (2) sets up cylinder (3), the upper end of cylinder (3) is fixed and is provided with round platform body (4), just form sharp angle groove between cylinder (3) and round platform body (4), the surface of round platform body (4) has cup jointed with round platform body (4) assorted elastic sleeve (7), open-ended hitting is seted up on the top of round platform body (4) and has been hit groove (5), the fixed elastic pad (8) that is provided with all around of surface of side table body (2), just the bottom of elastic pad (8) is the right angle, the surface upper end edge of base (1) is seted up with elastic pad (8) bottom assorted right angle groove (9).

2. A clutch support rivet according to claim 1, characterized in that the circular truncated cone (4) is in the shape of a circular truncated cone with a wide upper inner diameter and a narrow lower inner diameter.

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 cylindrical body (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 cylindrical body (3).

4. A clutch support rivet according to claim 1, characterized in that the circumferential joints of the base (1) are all provided with circular arc edges.

5. The clutch support rivet according to claim 1, characterized in that 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 joints of the inclined surfaces of the square table body (2) are all 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).