CN211599210U

CN211599210U - Cup-shaped internal locking wire drawing rivet

Info

Publication number: CN211599210U
Application number: CN201921666535.7U
Authority: CN
Inventors: 陈家栋; 戴国华
Original assignee: Wuxi Ruibeite Fastening System Co ltd
Current assignee: Wuxi Ruibeite Fastening System Co ltd
Priority date: 2019-10-08
Filing date: 2019-10-08
Publication date: 2020-09-29
Anticipated expiration: 2029-10-08

Abstract

The utility model discloses a mug-shaped internal locking wire drawing rivet, relating to the technical field of rivets. This mug type internal lock wire drawing rivet, including the rivet body cap, the fixed surface installs a rivet body section of thick bamboo at the top of rivet body cap, the inside of rivet body section of thick bamboo is provided with the rivet sleeve pipe, the inside cover of rivet sleeve pipe is equipped with the outside that rivet stem and rivet stem extended to the rivet sleeve pipe, the one end fixedly connected with shear ring of rivet stem, shear ring and rivet sleeve pipe and the interior surface laminating of a rivet body section of thick bamboo, the inside fixed mounting of shear ring has a mug rivet head, the junction of rivet stem and shear ring is equipped with truncation groove and fixed slot. This cup type internal lock wire drawing rivet has avoided whole wire drawing rivet and by the contact of riveted material, has strengthened leakproofness and fastness, and difficult not hard up drops, when having great space by two riveted objects, still fixes it, further strengthens fastness and leakproofness, prolongs its life.

Description

Cup-shaped internal locking wire drawing rivet

Technical Field

The utility model relates to a rivet technical field specifically is a mug-type internal lock wire drawing rivet.

Background

The rivet is a part which is connected with a riveted part by utilizing self deformation or interference in riveting, is used as a common fixed connecting part and is fixed by a special hand riveter, and has convenient operation and extremely wide application range. The wire drawing rivet is also called a cup self-plugging rivet, when in riveting, the cup part at the end part of the rivet core enters the rivet shell of the rivet body through extrusion, so that the rivet shell expands to connect the riveted part, and the wire drawing rivet has good filling hole performance, good air tightness and high riveting strength, and is suitable for the riveting field with higher surface requirements, high riveting strength requirements and higher sealing performance requirements.

At present, in the market, the wire drawing rivet of internal lock, after the riveting, the not hard up phenomenon of co-occurrence degree often can appear in the pouring cup pin fin, and sealed effect is poor, has reduced the life of wire drawing rivet and secondly when there is great space by two riveted objects, and riveted effect is very poor and drops easily, has influenced this wire drawing rivet's range of application.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cup type internal lock wire drawing rivet to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a mug type internal lock wire drawing rivet, includes the rivet body cap, the fixed surface installs a rivet body section of thick bamboo at the top of rivet body cap, the inside of rivet body section of thick bamboo is provided with the rivet sleeve pipe, the inside cover of rivet sleeve pipe is equipped with the outside that rivet stem and rivet stem extended to the rivet sleeve pipe, the one end fixedly connected with shear ring of rivet stem, shear ring and rivet sleeve pipe and the interior surface laminating of a rivet body section of thick bamboo, the inside fixed mounting of shear ring has a mug rivet head, the junction of rivet stem and shear ring is equipped with truncation groove and fixed slot.

Preferably, the outer diameter of the shear ring is greater than the inner diameter of the rivet sleeve.

Preferably, the inner diameter of the rivet body cylinder is larger than the outer diameter of the rivet sleeve.

Preferably, the rivet rod is provided with clamping threads.

Preferably, a rubber pad is bonded to the bottom of the rivet sleeve.

Preferably, the number of the intercepting grooves is two groups.

Preferably, the central points of the rivet body cap, the rivet body cylinder, the cup rivet head, the shearing ring, the rivet sleeve and the rivet rod are all located on the same straight line.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) this cup type internal lock wire drawing rivet uses through the cooperation of shearing ring, rivet sleeve pipe, rivet stem, truncation groove, fixed slot, is convenient for will utilize self deformation or interference connection by the part of riveting piece for be fixed together by riveted part.

(2) This cup type internal lock wire drawing rivet through the combination of rivet body cap, rivet body section of thick bamboo, this combination can avoid whole wire drawing rivet on the one hand and by the contact of riveted material, strengthens leakproofness and fastness after the riveting to be difficult for becoming flexible to drop, when another reverse side can adapt to by two riveted objects existence great spaces, still carry out fixed connection with it, increase wire drawing rivet riveted range of application.

(3) This cup type internal lock wire drawing rivet through setting up cup rivet head, is convenient for further strengthen wire drawing rivet riveted fastness, is convenient for further strengthen the leakproofness after the riveting of wire drawing rivet through the rubber pad, prolongs wire drawing rivet's life.

Drawings

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

fig. 2 is a front view of the present invention;

FIG. 3 is a schematic structural view of a rivet stem and a rivet sleeve of the present invention;

FIG. 4 is a schematic structural view of the rivet body cap and the rivet body cylinder of the present invention;

fig. 5 is a schematic view of the riveting state of the present invention;

fig. 6 is an enlarged view of a in fig. 1 according to the present invention.

In the figure: the rivet comprises a rivet body cap 1, a rivet body barrel 2, a cup rivet head 3, a shear ring 4, a rivet sleeve 5, a rivet rod 6, a cut-off groove 7, a fixing groove 8 and a rubber pad 9.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a cup-shaped internal locking wire drawing rivet comprises a rivet body cap 1, a rivet body cylinder 2 is fixedly arranged on the outer surface of the top of the rivet body cap 1, the rivet body cylinder 2 is inserted into a rivet hole of a riveted part, so that the contact between the whole wire drawing rivet and the riveted material can be avoided, the tightness and firmness of riveting are enhanced, the rivet body cylinder is not easy to loosen and fall off, in addition, the rivet body cylinder can adapt to the situation that two riveted objects have larger gaps, the rivet body cylinder 2 is still fixedly connected, a rivet sleeve 5 is arranged inside the rivet sleeve 5, a rivet rod 6 is sleeved inside the rivet sleeve 5, the rivet rod 6 extends to the outer side of the rivet sleeve 5, one end of the rivet rod 6 is fixedly connected with a shearing ring 4, when in use, the end of the wire drawing rivet shearing ring 4 is inserted into the rivet hole of another riveted part, the shearing ring 4 and the rivet sleeve 5 are attached to the inside of the rivet body cylinder 2, then the rivet rod 6 is clamped by a special hand riveter, and the nozzle of the hand riveter is supported against the top of the rivet sleeve 5, the hand riveter applies pulling force to the rivet rod 6, the shearing ring 4 and the rivet sleeve 5 are attached to the inner surface of the rivet body cylinder 2, the cup rivet head 3 is fixedly arranged inside the shearing ring 4, so that the firmness of riveting the wire drawing rivet is further facilitated, the connecting part of the rivet rod 6 and the shearing ring 4 is provided with a cutting groove 7 and a fixing groove 8, under the effect of hand riveter, the rivet stem 6 is by the pulling and make the shrink extrusion of pouring cup rivet head 3 get into inside the rivet sleeve 5, force the inflation of nail rivet sleeve 5 and drive the inflation of rivet body section of thick bamboo 2, make two by the riveting piece together fixed, along with the pulling of hand riveter to rivet stem 6, the resistance that rivet stem 6 received is bigger and bigger, until rivet stem 6 is broken from truncation groove 7, cut off whole rivet stem 6 from rivet sleeve 5, thereby fix two by riveted parts.

The external diameter of shearing ring 4 is greater than rivet sleeve 5's internal diameter, be convenient for can shear ring 4 can block on the main rivet sleeve 5, the internal diameter of rivet body section of thick bamboo 2 is greater than rivet sleeve 5's external diameter, it can laminate with rivet body section of thick bamboo 2 to be convenient for rivet sleeve 5, tight screw thread has been seted up to the last rivet stem 6, it is fixed with rivet stem 6 to be convenient for the riveter, rivet sleeve 5's bottom bonds there is the rubber pad 9, rubber pad 9 possesses good wearability, very high elasticity, tear strength, the elongation, good and acid and alkali-resistance of elasticity, can adapt to various abominable environments, increase wire drawing rivet's range of application, the quantity of truncation groove 7 is two sets of, be convenient for can cut off at suitable position, provide more gained selectivity, rivet body cap 1, rivet body section of thick bamboo 2, the mouth cup rivet head 3, shearing ring 4, rivet sleeve 5 and rivet stem 6's central point all is located.

During riveting, the rivet body cylinder 2 on the rivet body cap 1 is inserted into a rivet hole of a riveted piece, the end of the wiredrawing rivet shearing ring 4 is inserted into the rivet hole of another riveted piece, the shearing ring 4 and the rivet sleeve 5 are attached to the inside of the rivet body cylinder 2, then the rivet rod 6 is clamped by a special hand riveter, the nozzle of the hand riveter is enabled to be propped against the top of the rivet sleeve 5, the hand riveter exerts pulling force on the rivet rod 6, under the action of the hand riveter, the rivet rod 6 is pulled to enable the mouth cup rivet head 3 to shrink and extrude into the rivet sleeve 5, the rivet sleeve 5 is forced to expand and drive the rivet body cylinder 2 to expand, the rubber pad 9 is tightly attached to the outer surface of the riveted piece, so that the two riveted pieces are fixed together, along with the pulling of the hand riveter to the rivet rod 6, the resistance borne by the rivet rod 6 is increasingly large until the rivet rod 6 is pulled off from the cut-off groove 7, the entire riveting process is completed.

In summary, the following steps: through shearing ring 4, rivet sleeve 5, rivet bar 6, truncation groove 7, the cooperation of fixed slot 8 is used, be convenient for will utilize self deformation or interference connection by the part of riveting piece, make by riveted part together fixed, through rivet body cap 1, the combination of rivet body section of thick bamboo 2, this combination can avoid whole wire drawing rivet on the one hand and by the contact of riveted material, leakproofness and the fastness after the reinforcing riveting, so that be difficult for becoming flexible to drop, another reverse side can adapt to when being riveted two objects have great space, can still fix two by the riveting piece, through setting up the muzzle rivet head, be convenient for further strengthen wire drawing rivet riveted fastness, be convenient for further strengthen wire drawing rivet riveted leakproofness through rubber pad 9 after, the life of extension wire drawing rivet.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mug type internal lock wire drawing rivet, includes rivet body cap (1), its characterized in that: the rivet is characterized in that a rivet barrel (2) is fixedly mounted on the outer surface of the top of the rivet cap (1), a rivet sleeve (5) is arranged inside the rivet barrel (2), a rivet rod (6) and the outside of the rivet rod (6) extending to the rivet sleeve (5) are sleeved inside the rivet sleeve (5), a shearing ring (4) is fixedly connected to one end of the rivet rod (6), the shearing ring (4) and the rivet sleeve (5) are attached to the inner surface of the rivet barrel (2), a cup rivet head (3) is fixedly mounted inside the shearing ring (4), and a cutting groove (7) and a fixing groove (8) are formed in the joint of the rivet rod (6) and the shearing ring (4).

2. A beaker type interlocking draw rivet according to claim 1, characterized in that: the outer diameter of the shearing ring (4) is larger than the inner diameter of the rivet sleeve (5).

3. A beaker type interlocking draw rivet according to claim 2, characterized in that: the inner diameter of the rivet body cylinder (2) is larger than the outer diameter of the rivet sleeve (5).

4. A beaker type interlocking draw rivet according to claim 1, characterized in that: the rivet rod (6) is provided with clamping threads.

5. A beaker type interlocking draw rivet according to claim 3, characterized in that: the bottom of the rivet sleeve (5) is bonded with a rubber pad (9).

6. A beaker type interlocking draw rivet according to claim 1, characterized in that: the number of the intercepting grooves (7) is two.

7. A beaker type interlocking draw rivet according to claim 1, characterized in that: the center points of the rivet body cap (1), the rivet body cylinder (2), the cup rivet head (3), the shearing ring (4), the rivet sleeve (5) and the rivet rod (6) are all located on the same straight line.