CN217519029U

CN217519029U - Self-plugging rivet

Info

Publication number: CN217519029U
Application number: CN202220711162.6U
Authority: CN
Inventors: 梅发银; 梅迪; 梅亮; 宋聚涛; 梅申保; 倪晋凤; 蔡青
Original assignee: Anhui Boli Rivet Manufacturing Co ltd
Current assignee: Anhui Boli Rivet Manufacturing Co ltd
Priority date: 2022-03-29
Filing date: 2022-03-29
Publication date: 2022-09-30
Anticipated expiration: 2032-03-29

Abstract

The utility model discloses a self-plugging rivet, which comprises a rivet sleeve and a rivet core component; one end of the rivet sleeve is provided with an end cap, the rivet sleeve is provided with a mounting hole matched with the nail core assembly, and the nail core assembly penetrates through the mounting hole and is arranged in the rivet sleeve; the core subassembly is including dismantling the supporting rod and the riveting pole of connection, and the supporting rod is located the rivet cover and is close to end cap one end, and the supporting rod is kept away from riveting pole one end and is equipped with the external screw thread, and the riveting pole is kept away from supporting rod one end and is equipped with the inflation head. The utility model provides a self-plugging rivet through setting the mandrel subassembly to can dismantle the supporting rod and the riveting rod of connection for when the user need install rivet and dismantle the rivet, be connected the supporting rod with the riveting rod, thereby accomplish the installation fast, then pull down the supporting rod when not using, do not influence the normal use of rivet, simple structure, the dismouting is convenient, convenient to use uses, and this supporting rod can carry out repetitious usage, improve the utilization ratio of supporting rod, reduction in production cost and use cost.

Description

Self-plugging rivet

Technical Field

The utility model relates to a fastener technical field especially relates to a self-plugging rivet.

Background

After the open type blind rivet is subjected to rivet pulling, the rivet body expands and bulges, so that the rivet end cap is matched to play a riveting role, the open type blind rivet has two types, one type is a flat-head open type blind rivet, and the other type is a countersunk head open type blind rivet. The flat-head open type self-plugging rivet is widely applied, and the countersunk head open type self-plugging rivet is suitable for riveting occasions with surfaces needing to be smooth. When the open type blind rivet is used, the rivet body has a large opening under the action of the rivet expansion head, so that riveting fixation is performed, and then the rivet core is cut off by means of a tool. After the rivet core is cut off, the rest part cannot be used continuously, and the rivet core is disposable, so that the use cost is increased, and the resource waste is caused.

SUMMERY OF THE UTILITY MODEL

For the technical problem who exists among the solution background art, the utility model provides a self-plugging rivet.

The utility model provides a self-plugging rivet, which comprises a rivet sleeve and a rivet core component;

one end of the rivet sleeve is provided with an end cap, the rivet sleeve is provided with a mounting hole matched with the nail core assembly, and the nail core assembly penetrates through the mounting hole and is arranged in the rivet sleeve;

the core subassembly is including dismantling the supporting rod and the riveting pole of connection, and the supporting rod is located the rivet cover and is close to end cap one end, and the supporting rod is kept away from riveting pole one end and is equipped with the external screw thread, and the riveting pole is kept away from supporting rod one end and is equipped with the inflation head.

Preferably, the clamping rod is connected with the riveting rod in a sliding mode, the clamping rod can rotate relative to the riveting rod, the sliding direction of the clamping rod is perpendicular to the rotating shaft of the clamping rod, and the rotating shaft and the mounting hole are arranged coaxially.

Preferably, the opposite surfaces of the clamping rod and the riveting rod are respectively provided with a limiting lug and a first sliding groove, and the limiting lug can slide and rotate in the first sliding groove.

Preferably, the cross-sectional area of the first runner decreases gradually from the inside to the outside in the axial direction.

Preferably, the mounting hole is provided with a reaming hole at one side close to the end cap.

Preferably, the outer fringe of riveting pole is equipped with spacing boss, is equipped with the second spout with spacing boss matched with on the inner wall of mounting hole.

Preferably, one end of the mounting hole, which is close to the expansion head, is provided with a chamfer matched with the expansion head.

The utility model discloses in, self-plugging rivet that proposes, through setting the mandrel subassembly to dismantling the supporting rod and the riveting rod of connection for when the user need install rivet and dismantle the rivet, be connected the supporting rod with the riveting rod, thereby accomplish the installation fast, then pull down the supporting rod when not using, do not influence the normal use of rivet, simple structure, the dismouting is convenient, convenient to use uses, and this supporting rod can carry out repetitious usage, improve the utilization ratio of supporting rod, reduction in production cost and use cost.

Drawings

Fig. 1 is the utility model provides a structural schematic diagram of self-plugging rivet.

Fig. 2 is the utility model provides an axial section structure schematic diagram of self-plugging rivet.

FIG. 3 is a schematic view of the present invention showing the structure of the riveting rod of the blind rivet near one end of the clamping rod.

Detailed Description

As shown in fig. 1-3, fig. 1 is a schematic structural view of a blind rivet provided by the present invention. Fig. 2 is the utility model provides an axial section structure sketch map of self-plugging rivet. FIG. 3 is the schematic view of the present invention showing the structure of the riveting rod close to one end of the holding rod.

Referring to fig. 1-3, the utility model provides a self-plugging rivet, which comprises a rivet sleeve 1 and a rivet core component;

one end of the rivet sleeve is provided with an end cap 11, the rivet sleeve 1 is provided with a mounting hole 12 matched with the rivet core assembly, and the rivet core assembly penetrates through the mounting hole 12 and is arranged in the rivet sleeve 1;

the core subassembly is including dismantling the supporting rod 2 and the riveting rod 3 of connection, and supporting rod 2 is located the rivet cover and is close to 11 one ends of end cap, and supporting rod 2 keeps away from 3 one ends of riveting pole and is equipped with the external screw thread, and riveting pole 3 keeps away from 2 one ends of supporting rod and is equipped with expansion head 31.

In the self-plugging rivet's of this embodiment concrete working process, during the use, link together holding rod 2 and riveting rod 3 earlier, then with holding

rod

2 and 3 coaxial arrangements in mounting hole 12 of riveting rod, the ware of riveting matches through the external screw thread of its screw hole and holding rod 2, rivet 2 to holding rod 2, holding rod 2 drives riveting rod 3 and removes to 2 one sides of holding rod, when the rivet with a plurality of back of treating that adapting unit links together, dismantle holding rod 2 from riveting rod 3, thereby accomplish the riveting process.

In this embodiment, the self-plugging rivet that provides, through setting the mandrel subassembly to dismantling the supporting rod 2 and the riveting rod 3 of connection, when making the user need install rivet and dismantle the rivet, be connected supporting rod 2 and riveting rod 3, thereby accomplish the installation fast, then pull down supporting rod 2 when not using, do not influence the normal use of rivet, moreover, the steam generator is simple in structure, the dismouting is convenient, convenient to use, and this supporting rod 2 can carry out repetitious usage, improve supporting rod 2's utilization ratio, and reduction in production cost and use cost.

Referring to fig. 2 to 3, in the embodiment, the clamping rod 2 is slidably connected to the riveting rod 3, and the clamping rod 2 is rotatable with respect to the riveting rod 3, the sliding direction of the clamping rod 2 is perpendicular to the rotation axis thereof, and the rotation axis is coaxially arranged with the mounting hole 12.

Furthermore, the opposite surfaces of the clamping rod 2 and the riveting rod 3 are respectively provided with a limiting lug A and a first sliding groove B, and the limiting lug A can slide and rotate in the first sliding groove B.

Referring to fig. 2 to 3, further, the cross-sectional area of the first chute B is gradually reduced from the inside to the outside in the axial direction.

Referring to fig. 2, a counterbore 13 is further formed in the mounting hole 12 adjacent the end cap 11. In the embodiment, the limit bump A is arranged on the clamping rod 2, the riveting rod 3 is provided with a first chute B, and when the riveting rod is installed, the clamping rod 2 is horizontally moved, the clamping rod 2 drives the limit lug A to slide into the first sliding chute B, because the cross-sectional area of the first sliding chute B is gradually reduced from inside to outside along the axial direction, the limiting convex block A and the first sliding chute B form limiting locking, the rivet pulling device is in threaded connection with the clamping rod 2, the rivet pulling device performs rivet pulling on the clamping rod 2, the clamping rod 2 drives the riveting rod 3 to move towards one side of the clamping rod 2, when the rivet has connected a plurality of members to be connected together, the end of the riveting rod 3 near the clamping rod 2 is located in the counterbore 13, and at this time, the clamping rod 2 is horizontally moved, the clamping rod 2 drives the limit lug A to be detached from the first sliding groove B on the riveting rod 3, thereby accomplish the riveting process, the setting of reaming 13 is favorable to spacing lug A to break away from in first spout B.

Referring to fig. 2, furthermore, the outer edge of the riveting rod 3 is provided with a limiting boss 32, and the inner wall of the mounting hole 12 is provided with a second chute 14 matched with the limiting boss 32, so that the limiting boss 32 and the second chute 14 are matched with each other for limiting, and the riveting rod 3 is prevented from being excessively riveted to cause scrapping.

In other embodiments, the end of the mounting hole 12 near the expansion head 31 is chamfered to match the expansion head 31 to facilitate the expansion head 31 entering the mounting hole 12.

The working principle is as follows: arranging a limiting lug A on a clamping rod 2, arranging a first chute B on a riveting rod 3, horizontally moving the clamping rod 2 during installation, driving the limiting lug A to slide into the first chute B by the clamping rod 2, forming limiting locking between the limiting lug A and the first chute B due to the fact that the cross-sectional area of the first chute B is gradually reduced from inside to outside along the axial direction, connecting the clamping rod 2 and the riveting rod 3 together, then coaxially arranging the clamping rod 2 and the riveting rod 3 in an installation hole 12, matching a threaded hole of a rivet driver with an external thread of the clamping rod 2 for threaded connection, riveting the clamping rod 2 by the rivet driver, driving a riveting rod 3 to move towards one side of the clamping rod 2 by the clamping rod 2, connecting a plurality of parts to be connected together by a rivet when the riveting rod 3 drives a limiting lug 32 to abut against the bottom of a second chute 14, and arranging one end part of the riveting rod 3 close to the clamping rod 2 in a reaming hole 13, at this moment, horizontal migration supporting rod 2, supporting rod 2 drive spacing lug A and dismantle from the first spout B on riveting pole 3 in to accomplish the riveting process, reaming 13's setting is favorable to spacing lug A to break away from in the first spout B.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The self-plugging rivet is characterized by comprising a rivet sleeve (1) and a rivet core assembly;

one end of the rivet sleeve (1) is provided with an end cap (11), the rivet sleeve (1) is provided with a mounting hole (12) matched with the rivet core assembly, and the rivet core assembly penetrates through the mounting hole (12) and is arranged in the rivet sleeve (1);

the rivet core assembly comprises a clamping rod (2) and a riveting rod (3) which are detachably connected, the clamping rod (2) is located at one end, close to the end cap (11), of the rivet sleeve (1), the end, far away from the riveting rod (3), of the clamping rod (2) is provided with an external thread, and the end, far away from the clamping rod (2), of the riveting rod (3) is provided with an expansion head (31).

2. Blind rivet according to claim 1, characterized in that the holding shank (2) is connected to the riveting shank (3) in a sliding manner, and in that the holding shank (2) is rotatable relative to the riveting shank (3), the sliding direction of the holding shank (2) being perpendicular to its axis of rotation, which is arranged coaxially with the mounting hole (12).

3. Blind rivet according to claim 2, characterized in that the holding shank (2) and the riveting shank (3) are provided with a limiting projection (a) and a first runner (B) on their facing surfaces, respectively, the limiting projection (a) being slidable and rotatable in the first runner (B).

4. Blind rivet according to claim 3, characterized in that the cross-sectional area of the first runner (B) decreases progressively from the inside to the outside in the axial direction.

5. Blind rivet according to claim 4, characterized in that the side of the mounting hole (12) close to the end cap (11) is provided with a counterbore (13).

6. Blind rivet according to claim 1, characterized in that the outer edge of the riveting rod (3) is provided with a limiting boss (32), and the inner wall of the mounting hole (12) is provided with a second runner (14) which is matched with the limiting boss (32).

7. Blind rivet according to claim 1, characterized in that the end of the mounting hole (12) close to the expansion head (31) is provided with a chamfer cooperating with the expansion head (31).