CN212156619U

CN212156619U - Rivet-free riveting structure

Info

Publication number: CN212156619U
Application number: CN202020695308.3U
Authority: CN
Inventors: 奚建东; 朱枫; 蒋三男
Original assignee: Suzhou Hitech Machinery Co ltd
Current assignee: Suzhou fuqinbao Machinery Co.,Ltd.
Priority date: 2020-04-29
Filing date: 2020-04-29
Publication date: 2020-12-15
Anticipated expiration: 2030-04-29

Abstract

The utility model relates to a riveting technical field specifically is a no rivet riveted structure, including treating riveting panel, the both sides of treating riveting panel are provided with a A of bending and a B of bending respectively, and incision A has been seted up to a A's bilateral symmetry of bending, and a A of bending keeps away from and outwards buckles between one end of treating riveting panel and the incision A and has first turn-ups, and a B's bilateral symmetry of bending sets up the first riveting portion that supplies first turn-ups butt joint block. The rivet-free riveting structure of the utility model does not need to drill a bottom hole in advance and rivets during riveting, thus saving the cost of rivet parts; meanwhile, the defects of the traditional riveting process are avoided; the rivet-free riveting structure can not generate displacement and looseness after being riveted, and the riveting part is stable and reliable and has an attractive structure.

Description

Rivet-free riveting structure

Technical Field

The utility model relates to a riveting technical field specifically is a no rivet riveted structure.

Background

Riveting is a common processing technique, a bottom hole riveting method with a rivet is generally adopted, and the traditional riveting method has the defects of extremely unstable technical process, easy deformation and thinning of materials, high working strength of operators, influence on riveting quality due to slight change of the production process and great inconvenience for batch production.

Rivet head deflection or nail shank deflection; the periphery of the rivet head is not combined with the surface of the plate; the rivet head is not locally combined with the surface of the plate; gaps are formed between the joint surfaces of the plates; forming a protruding head and cutting the plate material by the rivet; the rivet rod is bent in the rivet hole; the rivet rod is bent in the rivet hole; an oversized brim is provided around the rivet head. These defects can result in poor aesthetics and untight riveting.

Chinese patent No. CN2017114196266 discloses a non-porous riveting process and a strength testing method thereof, which comprises a non-porous rivet, an upper die, a lower die, a piercing part of the non-porous rivet is in a triangular cone shape or a conical shape, a pit is arranged on the upper surface of the lower die, and the riveting process comprises the following steps: s1, aligning the piercing position of the blind rivet with the position of the two connected pieces needing riveting; s2, using the pressure of the upper die and the lower die to make the holeless rivet pass through the connected piece; and S3, after the piercing part of the blind rivet penetrates through the connected piece, the piercing part is exposed at the pit of the lower die, and the piercing part of the blind rivet deforms under the action of pressure in the pit of the lower die, so that the connected piece is clamped.

The above prior art has the following disadvantages: only the requirement of bottom holes is reduced, and the problems of the basic defects of the traditional riveting process, such as rivet head deviation, rivet deflection, protruding head formed by rivets and plate material scratch, are not solved.

To this end, we propose a rivetless riveting structure to solve the above drawbacks well.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a no rivet riveted structure.

The utility model aims at realizing through the following technical scheme: the utility model provides a no rivet riveted structure, includes treats riveting panel, the both sides of treating riveting panel are provided with a A of bending and a B of bending respectively, incision A has been seted up to a bilateral symmetry of A of bending, a A of bending is kept away from and is outwards buckled between one end of treating riveting panel and the incision A and has first turn-ups, the bilateral symmetry of a B of bending is seted up and is supplied first turn-ups butt joint block's first riveting portion.

Preferably, notches B are symmetrically formed in two sides of the bending portion A and between the notch A and the plate to be riveted, and second flanges are bent outwards at the bending portion A between the notch A and the notch B; and the end side of the bending part B far away from the plate to be riveted is cut and formed with a second riveting part for butt joint and clamping of the second flanging.

Preferably, the width of the first riveting part is smaller than that of the second riveting part, and the width of the second riveting part is smaller than that of the plate to be riveted.

Preferably, the distance between the two first flanges is equal to the width of the first riveting part, and the length of the two first flanges is equal to the length of the first riveting part.

Preferably, the distance between the two second flanges is equal to the width of the second riveting part, and the length of the two second flanges is equal to the length of the second riveting part.

Compared with the prior art, the utility model provides a no rivet riveted structure possesses following beneficial effect:

1. the rivet-free riveting structure of the utility model does not need to drill a bottom hole in advance and rivets during riveting, thus saving the cost of rivet parts; meanwhile, the problems of rivet head deviation, rivet deflection, protruding head formed by rivets and plate material damage and the like in the traditional rivet riveting process are avoided;

2. the utility model discloses no rivet riveted structure through setting up turn-ups and the unanimous riveting portion of size, treats that riveting panel material riveting back can not take place the displacement and become flexible, and riveting position is reliable and stable, the structure is pleasing to the eye.

Drawings

FIG. 1 is a structural diagram of the plate to be riveted of the present invention;

FIG. 2 is a butt-joint diagram of two plates to be riveted of the present invention before riveting;

fig. 3 is the structure diagram of the utility model after riveting the bending part A and the bending part B.

In the figure: 1. plate materials are to be riveted; 2. a bending part B; 21. a first rivet joint; 22. a second riveted part; 3. a bending part A; 31. a notch B; 32. second flanging; 33. a notch A; 34. a first flange.

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, the present invention provides a technical solution: a rivet-free riveting structure comprises a plate to be riveted 1, wherein two sides of the plate to be riveted 1 are respectively provided with a bending part A3 and a bending part B2, two sides of the bending part A3 are symmetrically provided with notches A33, two sides of the bending part A3 and a notch B31 are symmetrically arranged between the notch A33 and the plate to be riveted 1, and the bending part A3 is positioned between the notch A33 and the notch B31 and is outwards bent to form a second flanging 32; the end side of the bent part B2 far away from the plate to be riveted 1 is cut and formed with a second riveting part 22 for butt joint and clamping of the second flanging 32;

a first flanging 34 is bent outwards between one end of the bending part A3, which is far away from the plate to be riveted 1, and the notch A33, and first riveting parts 21 for butting and clamping the first flanging 34 are symmetrically arranged on two sides of the bending part B2.

The width of the first riveting portion 21 is smaller than the width of the second riveting portion 22, and the width of the second riveting portion 22 is smaller than the width of the plate to be riveted 1.

The distance between the two first flanges 34 is equal to the width of the first riveting portion 21, and the length of the two first flanges 34 is equal to the length of the first riveting portion 21, so that the first riveting portion 21 can be conveniently riveted and fixed between the two first flanges 34.

The distance between the two second flanges 32 is equal to the width of the second riveting portion 22, and the length of the two second flanges 32 is equal to the length of the second riveting portion 22, so that the second riveting portion 22 can be conveniently riveted and fixed between the two second flanges 32.

The working principle is as follows: referring to fig. 2 and 3, blanking and bending two ends of a plate material 1 to be riveted, and forming flanges and corresponding riveting portions respectively, and performing staggered butt joint on the two plate materials 1 to be riveted through a bending portion a3 and a bending portion B2 on two sides to prepare riveting work.

During punching press riveting, will bend the portion B2 laminating in the portion A3 lateral surface of bending, then buckle first turn-ups 34 and second turn-ups 32 to the inboard and pressfitting is fixed respectively on first riveting 21 and second riveting 22, realizes that upper and lower two sets of rivet-free concatenation of riveting panel 1 are fixed.

Compared with the traditional riveting process adopting rivets, the rivet-free riveting structure does not need to drill out a bottom hole in advance, does not need rivets during riveting, improves the riveting efficiency, saves the material cost, has stable and reliable riveting process and improves the riveting processing efficiency.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 no rivet riveted structure, includes treats riveted panel (1), its characterized in that: treat the both sides of riveting panel (1) and be provided with bending A (3) and bending B (2) respectively, incision A (33) have been seted up to the bilateral symmetry of bending A (3), bending A (3) are kept away from and are outwards buckled between the one end of treating riveting panel (1) and incision A (33) and have first turn-ups (34), the bilateral symmetry of bending B (2) has been seted up and has been supplied first turn-ups (34) butt joint block's first riveting portion (21).

2. A rivetless riveting structure according to claim 1, wherein: notches B (31) are symmetrically formed in the two sides of the bending portion A (3) and between the notch A (33) and the plate (1) to be riveted, and second turned edges (32) are bent outwards in the bending portion A (3) between the notch A (33) and the notch B (31); and the end side of the bending part B (2) far away from the plate (1) to be riveted is cut and formed with a second riveting part (22) for butt joint and clamping of the second flanging (32).

3. A rivetless riveting structure according to claim 1, wherein: the width of the first riveting part (21) is smaller than that of the second riveting part (22), and the width of the second riveting part (22) is smaller than that of the plate (1) to be riveted.

4. A rivetless riveting structure according to claim 1, wherein: the distance between the two first flanges (34) is equal to the width of the first riveting part (21), and the length of the two first flanges (34) is equal to the length of the first riveting part (21).

5. A rivetless riveting structure according to claim 2, wherein: the distance between the two second flanges (32) is equal to the width of the second riveting part (22), and the length of the two second flanges (32) is equal to the length of the second riveting part (22).