CN216502032U - Lantern rivet's rivet body mould - Google Patents

Abstract

The utility model discloses a rivet body die of a lantern rivet, belonging to the technical field of lantern rivet dies, comprising a lower die, wherein the middle part of the lower die is provided with a rivet body placing hole, a mandril is arranged in the rivet body placing hole, the upper end of the mandril is provided with a supporting plate, the upper side of the lower die is connected with a punch needle seat and a pressing plate in a sliding way, the pressing plate is positioned on the upper side of the punch needle seat, the middle part of the punch needle seat is provided with a punch needle hole, the upper side of the lower die is provided with a mounting plate, the mounting plate is positioned on the upper side of the pressing plate, the upper side of the mounting plate is connected with a hydraulic cylinder through a bolt, the lower side of the telescopic end of the hydraulic cylinder is connected with the pressing plate, the punch needle seat is lifted upwards, a rivet body is placed in the rivet body placing hole, then the punch needle seat is loosened, the punch needle is arranged through the punch needle hole, the hydraulic cylinder drives the pressing plate to move downwards, the punch needle is pushed into the rivet body to be molded, the supporting plate is driven to move upwards through the mandril, and ejecting the rivet body.

Description

Lantern rivet's rivet body mould

Technical Field

The utility model relates to the technical field of lantern rivet dies, in particular to a rivet body die of a lantern rivet.

Background

The lantern rivet is named as a lantern rivet, because the rivet cap can form 3 large folding legs after riveting, the folding legs are distributed on a large area, the load of a riveting surface is dispersed, and the shape of the lantern is changed into the same shape as that of a lantern. The lantern rivet can be applied to fragile or soft materials and can also be used for riveting large holes and holes with irregular shapes, and the large cap edge rivet can replace the characteristic that the front surface and the rear surface are padded. The riveting area is increased, and the riveting load is dispersed. Therefore, the multi-riveting performance of the lantern rivet enables the rivet with one specification to rivet materials with various thicknesses, and the types of the specifications of the rivet are reduced.

In the use process of the existing rivet body die for processing lantern rivets, a punching needle is not easy to enter the rivet body, so that the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a lantern rivet die, which aims to solve the problem that in the prior art, a punching needle is not easy to enter a rivet body in the using process of the existing lantern rivet die for processing lantern rivets, so that the processing efficiency is low.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a lantern rivet's riveting body mould, includes the lower mould, the lower mould middle part is provided with the riveting body and places the hole, the riveting body is placed and is provided with the ejector pin in the hole, the ejector pin upper end is provided with the backup pad, lower mould upside sliding connection has towards needle file and clamp plate, the clamp plate is located towards needle file upside, towards needle file middle part has been seted up towards the pinhole, the lower mould upside is provided with the mounting panel, the mounting panel is located the clamp plate upside, the mounting panel upside has the pneumatic cylinder through bolted connection, the flexible end downside of pneumatic cylinder is connected with the clamp plate.

Preferably, the edge fixedly connected with slide bar of lower mould upside, slide bar quantity is four, four the slide bar is the rectangle and distributes, all seted up the slide opening on towards needle file and the clamp plate, slide opening and slide bar sliding connection.

Preferably, the mounting plate is mounted at the upper end between the four slide bars.

Preferably, the punch pin hole corresponds to the rivet body placing hole up and down.

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

1) lifting the punch pin seat upwards, placing the rivet body into the rivet body placing hole, then loosening the punch pin seat, installing the punch pin through the punch pin hole, driving the pressing plate to move downwards by the hydraulic cylinder, pushing the punch pin into the rivet body, forming the rivet body, driving the supporting plate to move upwards by the ejector rod, and ejecting the rivet body;

2) through the sliding connection of the sliding rod and the sliding hole, the punch needle seat and the pressing plate can stably move up and down.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

fig. 3 is a schematic perspective view of the punch needle holder according to the present invention.

In the figure: the riveting die comprises a lower die 1, a rivet body placing hole 2, a supporting plate 3, an ejector rod 4, a sliding rod 5, a needle punching seat 6, a needle punching hole 7, a pressing plate 8, a mounting plate 9, a hydraulic cylinder 10 and a sliding hole 11.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a lantern rivet's riveting body mould, includes lower mould 1, 1 middle part of lower mould is provided with the riveting body and places hole 2 for place the riveting body, the riveting body is provided with ejector pin 4 in placing hole 2, and external drive arrangement can drive ejector pin 4 and reciprocate, ejector pin 4 upper end is provided with backup pad 3, 1 upside sliding connection has punch needle file 6 and clamp plate 8 of lower mould, clamp plate 8 is located 6 upsides of punch needle file, punch needle hole 7 has been seted up at punch needle file 6 middle part for place the punch needle, 1 upside of lower mould is provided with mounting panel 9, mounting panel 9 is located 8 upsides of clamp plate, there is pneumatic cylinder 10 mounting panel 9 upside through bolted connection, pneumatic cylinder 10 flexible end downside is connected with clamp plate 8.

1 upside edge fixedly connected with slide bar 5 of lower mould, slide bar 5 quantity is four, four slide bar 5 is the rectangle and distributes, all seted up slide opening 11 on towards needle file 6 and the clamp plate 8, slide opening 11 and slide bar 5 sliding connection make towards needle file 6 and clamp plate 8 and can stably reciprocate.

The mounting plate 9 is mounted at the upper end between the four slide bars 5.

The punching pin hole 7 corresponds to the rivet body placing hole 2 up and down.

The working principle is as follows: upwards promote towards needle file 6, put into the rivet body with the rivet body and place hole 2, then loosen towards needle file 6, install towards the needle through towards pinhole 7, pneumatic cylinder 10 drives clamp plate 8 downstream, will dash the needle and push into in the rivet body, and the rivet body shaping drives backup pad 3 rebound through ejector pin 4, can be ejecting with the rivet body, through the sliding connection of slide bar 5 with slide opening 11, makes towards needle file 6 and clamp plate 8 and can stably reciprocate.

While there have been shown and described the fundamental principles and essential features of the utility model and advantages thereof, it will be apparent to those skilled in the art that the utility model is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof; the present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein, and any reference signs in the claims are not intended to be construed as limiting the claim concerned.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (4)

1. The utility model provides a rivet body mould of lantern rivet, includes lower mould (1), its characterized in that: lower mould (1) middle part is provided with the rivet body and places hole (2), the rivet body is placed and is provided with ejector pin (4) in hole (2), ejector pin (4) upper end is provided with backup pad (3), lower mould (1) upside sliding connection has towards needle file (6) and clamp plate (8), clamp plate (8) are located towards needle file (6) upside, towards needle file (6) middle part seted up towards pinhole (7), lower mould (1) upside is provided with mounting panel (9), mounting panel (9) are located clamp plate (8) upside, there is pneumatic cylinder (10) mounting panel (9) upside through bolted connection, pneumatic cylinder (10) flexible end downside is connected with clamp plate (8).

2. The lantern rivet body die of claim 1, wherein: lower mould (1) upside edge fixedly connected with slide bar (5), slide bar (5) quantity is four, four slide bar (5) are the rectangle and distribute, slide opening (11) have all been seted up on towards needle file (6) and clamp plate (8), slide opening (11) and slide bar (5) sliding connection.

3. The lantern rivet body die of claim 2, wherein: the mounting plate (9) is mounted at the upper ends between the four sliding rods (5).

4. The lantern rivet body die of claim 1, wherein: the punching pin hole (7) corresponds to the rivet body placing hole (2) up and down.

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