CN112935096A

CN112935096A - Progressive die in-die riveting die and progressive die in-die riveting process adopting pure stamping mode

Info

Publication number: CN112935096A
Application number: CN202110162174.8A
Authority: CN
Inventors: 周志斌; 林遥; 苏永安; 汪大海; 王小峰; 张朝辉
Original assignee: Aq Electric Suzhou Co ltd
Current assignee: Aq Electric Suzhou Co ltd
Priority date: 2021-02-05
Filing date: 2021-02-05
Publication date: 2021-06-11

Abstract

The invention discloses a progressive die in-die riveting die and a progressive die in-die riveting process in a pure stamping mode, which comprises the following steps: a progressive die; the first material belt enters the progressive die for stamping; the second material belt is perpendicular to the first material belt, a plurality of first through holes are formed in the second material belt, the first through holes correspond to through holes of bolts or nuts to be riveted on products, the bolts or the nuts are placed on the first through holes of the second material belt, the bolts or the nuts on the second material belt can enter the through holes of the products punched by the first material belt, and the products are further punched and riveted through the progressive die; the feeding mechanism is used for feeding the first material belt into the progressive die; and the material pulling mechanism is used for pulling the second material belt out of the continuous die. The continuous production is realized only by the aid of traditional stamping equipment, so that the production time is saved, and the production cost is reduced.

Description

Progressive die in-die riveting die and progressive die in-die riveting process adopting pure stamping mode

Technical Field

The invention relates to the field of stamping riveting, in particular to a progressive die in-die riveting die and a progressive die in-die riveting process in a pure stamping mode.

Background

At present, a plurality of stamping products need to be riveted with nuts or bolts, the conventional operation is to take out and put the products into the bolts or the nuts after the products are processed by a progressive die, then put the products into a die to be processed, or not take the products out, when the products reach a riveting station, the bolts or the nuts are placed on the products by hands or by using a mechanical arm or a vibrating disc, and then riveting is carried out through an original die.

Disclosure of Invention

In order to overcome the defects in the prior art, the embodiment of the invention provides the continuous die in-die riveting die and the continuous die in-die riveting process adopting the pure stamping mode, which only use the traditional stamping equipment for continuous production, save the production time, reduce the production cost and have no space interference problem.

In order to achieve the above object, the embodiment of the present application discloses a progressive die inner riveting die, including:

a progressive die;

the first material belt enters the progressive die for stamping;

the second material belt is perpendicular to the first material belt, a plurality of first through holes are formed in the second material belt, the first through holes correspond to through holes of bolts or nuts to be riveted on the products, the bolts or the nuts are placed on the first through holes of the second material belt, and the bolts or the nuts on the second material belt can enter the through holes of the punched products of the first material belt and are further punched and riveted through the progressive die;

the feeding mechanism is used for feeding the first material belt into the progressive die;

and the material pulling mechanism is used for pulling the second material belt out of the continuous die.

Preferably, a groove is formed in the continuous die, and the groove is used for accommodating the second material belt and the bolt or the nut.

Preferably, the second material area includes third material area and fourth material area, first through-hole setting is in on the third material area, the third material area with the laminating setting is taken to the fourth material, the third material area is close to the setting of first material area, the fourth material area can be right the bolt or the nut is spacing.

Preferably, the third material belt is made of iron materials through pre-manufactured common punching die punching.

Preferably, the fourth material belt is a plastic film.

The embodiment of the application discloses riveting technology in progressive die mould of pure punching press mode, its characterized in that includes following step:

s1: putting a second material belt without bolts or nuts into the continuous die, and connecting one end of the second material belt with the material pulling mechanism;

s2: the first material belt is fed into the continuous die through the feeding mechanism, the continuous die is used for stamping the first material belt, and when the first material belt is advanced to a step before a riveting station of the second material belt, corresponding bolts or nuts are placed on the corresponding steps of the second material belt; further, a second material belt moves forwards by a step pitch, the first material belt also moves forwards by a step pitch, and the step pitch of the second material belt, where the bolts or the nuts are placed, is just overlapped with the step pitch of the first material belt, where the bolts or the nuts need to be placed, in the continuous mold;

s3: the progressive die rivets the first material belt and the second material belt, so that bolts or nuts on the second material belt are riveted on the first material belt;

s4: and the first material belt advances by one step pitch, the second material belt also advances by one step pitch, the next step of riveting is continued, and the first material belt continues to be punched forwards through the continuous die.

Preferably, the bolt or the nut can be manually placed on the first through hole of the second material belt.

The invention has the following beneficial effects:

1. continuous die continuous riveting production can be carried out without the help of automatic equipment except the traditional stamping equipment, so that the special cost of the automatic equipment is saved;

2. only stamping personnel and techniques are needed, and special automatic personnel and technical equipment are omitted; the operation connection between stamping and automatic equipment is saved, and the matching and debugging time is saved during production;

3. the more bolts or nuts are, the more automation devices are required by the automation mode, and once the spaces of the automation devices are interfered with each other, the automation devices are pulled open step by step; the bolts or nuts which are more in a pure stamping mode do not need to be additionally provided with devices or equipment, only through holes are additionally formed in the third material belt, and the problem of space interference of the devices does not exist;

4. when the mould needs long distance to shift, need not to take supporting automation equipment and personnel, only need the mould with supporting third material area can, and the third material area still can be tectorial membrane again, repeated cycle uses.

In order to make the aforementioned and other objects, features and advantages of the invention comprehensible, preferred embodiments accompanied with figures are described in detail below.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a progressive die in-die riveting die and a progressive die in-die riveting process of a pure stamping manner thereof according to an embodiment of the invention;

reference numerals of the above figures:

1. a progressive die;

2. a first material belt;

3. a second material belt; 31. a third material belt; 32. a first through hole; 33. and a fourth material belt.

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", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity 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", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature.

In order to achieve the purpose, the invention provides an in-mold riveting die of a progressive die 1.

Referring to fig. 1, the in-mold riveting mold of the progressive die 1 includes a progressive die 1, a first material strip 2, a second material strip 3, a feeding mechanism and a pulling mechanism.

The first material belt 2 enters the progressive die 1 for stamping.

The second material belt 3 and the first material belt 2 are vertically arranged, a plurality of first through holes 32 are formed in the second material belt 3, the first through holes 32 correspond to through holes of bolts or nuts to be riveted on products, the bolts or the nuts are placed on the first through holes 32 of the second material belt 3, the bolts or the nuts on the second material belt 3 can enter the through holes of the products punched by the first material belt 2, and the products are further punched and riveted through the progressive die 1.

The feeding mechanism is used for feeding the first material belt 2 into the continuous die 1.

The material pulling mechanism is used for pulling the second material belt 3 out of the progressive die 1.

Further, a groove is formed in the progressive die 1, and the groove is used for accommodating the second material belt 3 and the bolt or the nut.

Further, the second material belt 3 includes a third material belt 31 and a fourth material belt 33, the first through hole 32 is arranged on the third material belt 31, the third material belt 31 is attached to the fourth material belt 33, the third material belt 31 is close to the first material belt 2, and the fourth material belt 33 can be right for the bolt or the nut to be supported and limited.

Further, the third material belt 31 is made of iron material by punching with a prefabricated punching die.

Further, the fourth material belt 33 is a plastic film.

The pure stamping mode progressive die 1 in-die riveting process is characterized by comprising the following steps of:

s1: and putting a second material belt 3 without bolts or nuts into the progressive die 1, connecting one end of the second material belt 3 with the material pulling mechanism, and arranging a third material belt 31 on the second material belt 3 upwards.

S2: and feeding the first material belt 2 into the progressive die 1 through the feeding mechanism, wherein the progressive die 1 punches the first material belt 2, and the first material belt 2 is positioned above the second material belt 3.

Further, when the first material belt 2 is stepped to the previous step of the riveting station, corresponding bolts or nuts are placed on the corresponding step and the subsequent step of the second material belt 3.

Furthermore, the second material belt 3 is moved forward by a step distance, the first material belt 2 is also moved forward by a step distance, and the step distance of placing the bolts or the nuts on the second material belt 3 is just coincided with the step distance of placing the bolts or the nuts on the first material belt 2 in the progressive die 1.

S3: the progressive die 1 rivets the first material belt 2 and the second material belt 3, so that bolts or nuts on the second material belt 3 are riveted on the first material belt 2;

s4: the first material belt 2 advances by one step pitch, the second material belt 3 also advances by one step pitch, the next step of riveting is continued, and the first material belt 2 continues to be punched forwards through the continuous die 1.

Further, the bolt or the nut can be manually placed on the first through hole 32 of the second material strap 3.

By means of the structure, continuous riveting production of the progressive die 1 can be carried out without the help of automatic equipment except the traditional stamping equipment, and the cost of special automatic equipment is saved.

Only stamping personnel and techniques are needed, and special automatic personnel and technical equipment are omitted; the operation connection between the stamping and the automation equipment is saved, and the matching and debugging time is saved during production.

The more bolts or nuts, the more automation devices are required for automation, and the more the spaces of the automation devices are once interfered with each other, the more the automation devices are pulled apart step by step. The pure stamping mode does not need to add more bolts or nuts, and only needs to add more through holes on the third material belt 31 without the problem of space interference of the device.

When the mold needs to be transferred in a long distance, the mold and the matched third material belt 31 are only needed without being provided with matched automatic devices, equipment and personnel, and the third material belt 31 can be coated with films again for repeated recycling.

The principle and the implementation mode of the invention are explained by applying specific embodiments in the invention, and the description of the embodiments is only used for helping to understand the method and the core idea of the invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.

Claims

1. A progressive die in-die riveting die, comprising:

a progressive die;

the first material belt enters the progressive die for stamping;

the second material belt is perpendicular to the first material belt, a plurality of first through holes are formed in the second material belt, the first through holes correspond to through holes of bolts or nuts to be riveted on products, the bolts or the nuts are placed on the first through holes of the second material belt, the bolts or the nuts on the second material belt can enter the through holes of the products punched by the first material belt, and the products are further punched and riveted through the progressive die;

2. The progressive die in-die riveting die of claim 1, wherein the progressive die has recesses therein for receiving the second strip of material and a bolt or nut.

3. The progressive die in-die riveting die of claim 1, wherein the second material strap comprises a third material strap and a fourth material strap, the first through hole is formed in the third material strap, the third material strap and the fourth material strap are attached to each other, the third material strap is arranged close to the first material strap, and the fourth material strap can limit the bolt or the nut.

4. A progressive die in-die riveting die of claim 3, wherein the third strip of material is stamped from a pre-manufactured conventional punch die of ferrous material.

5. The progressive die in-die riveting die of claim 3, wherein the fourth strip of material is a plastic film.

6. A progressive die in-mold riveting process of pure punching manner using any one of the dies of claims 1 to 5, characterized by comprising the steps of:

7. The progressive die in-die riveting die and the progressive die in-die riveting process thereof in a pure stamping manner according to claim 6, wherein the bolt or the nut can be manually placed on the first through hole of the second material belt.