CN217647300U - Press machine die capable of stamping two flanges at one time - Google Patents

Abstract

The utility model provides a press die capable of stamping two flanges at a time, which comprises: an upper die; the lower die comprises a first lower die positioned above and a second lower die positioned below, a stamping through hole is formed in the center of the first lower die, and a sinking platform is arranged in the center of the second lower die; wherein the height of the upper die is smaller than that of the punching through hole; the outer diameter of the second lower die is larger than the inner diameter of the first lower die. The utility model provides a but press die of two flanges of one-time punching press, one-time punching press obtain two flanges, become a less flange with punching press waste material punching press, have reduced the production of waste material.

Description

Press machine die capable of stamping two flanges at one time

Technical Field

The utility model belongs to the press field especially involves a press mould that can once punch two flanges.

Background

The press machine has the characteristics of wide application, high production efficiency and the like, and can be widely applied to processes of cutting, punching, blanking, bending, riveting, forming and the like. The metal is processed into parts by applying a strong pressure to the metal blank to cause plastic deformation and fracture of the metal. When the existing press machine punches the flange, the waste materials punched from the flange hole are wasted, and the waste of the materials is caused.

SUMMERY OF THE UTILITY MODEL

It is an object of the present invention to provide a press die that can stamp two flanges at a time and provide at least the advantages that will be described later.

Another object of the utility model is to provide a press die utensil of two flanges of punching press once, a punching press obtains two flanges, becomes a less flange with punching press waste material punching press, has reduced the production of waste material.

The technical scheme of the utility model as follows:

press mould that can two flanges of punching press once, it includes:

an upper die;

the lower die comprises a first lower die positioned above and a second lower die positioned below, a stamping through hole is formed in the center of the first lower die, and a sinking platform is arranged in the center of the second lower die;

wherein, the first and the second end of the pipe are connected with each other,

the height of the upper die is smaller than that of the stamping through hole, and the outer diameter of the second lower die is larger than the inner diameter of the first lower die;

the upper part of the upper die is provided with a clamping ring, the lower part of the upper die is provided with a stamping part, the upper part of the stamping through hole is provided with a clamping groove matched with the clamping ring, and the middle part of the stamping through hole is provided with a punching hole matched with the stamping part;

a first flange stamping space is formed between the upper die and the first lower die;

the inner diameter of the lower part of the stamping through hole is larger than the diameter of the sinking platform;

and a second flange stamping space is formed among the bottom end surface of the upper die, the lower part of the stamping through hole, the upper end surface of the second lower die and the sinking platform.

Preferably, in the press die capable of stamping two flanges at a time, the outer diameter of the second flange is the same as that of the flange hole of the first flange.

Preferably, in the press die capable of stamping two flanges at a time, the second flange is a solid flange.

Preferably, in the die of the press capable of stamping two flanges at a time,

a threaded hole is formed in the bottom end face of the upper die;

a stamping head is arranged below the upper die, and the upper end of the stamping head is provided with threads matched with the threaded hole;

the outer diameter of the stamping head is smaller than one third of the inner diameter of the sinking platform, and the length of the stamping head is equal to the distance between the bottom end face of the upper die and the surface of the sinking platform.

The utility model discloses following beneficial effect has:

the height of the upper die is smaller than that of the punching through hole, so that the lower part of the first lower die becomes a punching station of the second flange and is matched with the second lower die to form the second flange;

the second flange is formed by punching waste materials formed by punching the first flange, and the generation of the waste materials is reduced.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of a press die capable of stamping two flanges at a time according to the present invention;

fig. 2 is a schematic structural diagram of another embodiment of a press die capable of stamping two flanges at a time according to the present invention;

fig. 3 is a schematic structural view of a flange formed by stamping by using an embodiment of a press die capable of stamping two flanges at a time provided by the present invention;

fig. 4 is a schematic structural view of a flange formed by punching according to another embodiment of the press die capable of punching two flanges at a time provided by the present invention.

Detailed Description

The present invention is described in further detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description.

It will be understood that terms such as "having," "including," and "comprising," as used herein, do not preclude the presence or addition of one or more other elements or groups thereof.

As shown in fig. 1, the utility model provides a press die capable of punching two flanges at a time, which comprises:

an upper mold 1;

the lower die comprises a first lower die 21 positioned above and a second lower die 22 positioned below, wherein a punching through hole is formed in the center of the first lower die 21, and a sinking platform is arranged in the center of the second lower die 22;

wherein, the first and the second end of the pipe are connected with each other,

the height of the upper die 1 is smaller than that of the punching through hole;

the outer diameter of the second lower mold 22 is larger than the inner diameter of the first lower mold 21.

In one embodiment of the press die capable of stamping two flanges at a time provided by the utility model,

the upper part of the upper die 1 is provided with a clamping ring, and the lower part of the upper die is provided with a stamping part;

the upper part of the stamping through hole is provided with a clamping groove matched with the clamping ring, and the middle part of the stamping through hole is provided with a punching hole matched with the stamping part;

a first flange punching space is formed between the upper die 1 and the first lower die 21.

In one embodiment of the press mold provided by the utility model, which can punch two flanges at a time,

the inner diameter of the lower part of the stamping through hole is larger than the diameter of the sinking platform;

and a second flange stamping space is formed among the bottom end face of the upper die 1, the lower part of the stamping through hole, the upper end face of the second lower die 22 and the sinking platform.

In an embodiment of the press mold capable of stamping two flanges at a time, the outer diameter of the second flange is the same as the outer diameter of the flange hole of the first flange.

In an embodiment of the press mold capable of stamping two flanges at a time, the second flange is a solid flange.

The stamped flange is shown in fig. 3 as a large apertured flange and a small solid flange.

As shown in fig. 2, in an embodiment of the present invention, which provides a press mold capable of stamping two flanges at a time,

the bottom end face of the upper die 1 is provided with a threaded hole;

a stamping head 11 is arranged below the upper die 1, and the upper end of the stamping head 11 is provided with threads matched with the threaded hole;

the outer diameter of the stamping head 11 is smaller than one third of the inner diameter of the sinking platform, and the length of the stamping head 11 is equal to the distance between the bottom end face of the upper die and the surface of the sinking platform.

Thus, the second flange with the hole can be formed by punching.

The stamped flange is shown in fig. 4 as two large and small flanges with holes.

The utility model provides a but press die of two flanges of one-time stamping can one-time stamping obtain two flanges, can select the second flange to be foraminiferous flange or solid flange according to actual need, the production of the punching press waste material that has significantly reduced, material saving.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, particular embodiments, but rather to those skilled in the art, having the benefit of the teachings of the present invention, which is capable of numerous modifications and alternative forms, and will be readily apparent to those skilled in the art, and it is not intended to limit the invention to the details shown and described without departing from the general concepts defined by the appended claims and their equivalents.

Claims (2)

1. But press die of two flanges of one shot stamping, its characterized in that includes:

an upper die;

the lower die comprises a first lower die positioned above and a second lower die positioned below, a stamping through hole is formed in the center of the first lower die, and a sinking platform is arranged in the center of the second lower die;

wherein, the first and the second end of the pipe are connected with each other,

the height of the upper die is smaller than that of the punching through hole, and the outer diameter of the second lower die is larger than the inner diameter of the first lower die;

the upper part of the upper die is provided with a clamping ring, the lower part of the upper die is provided with a stamping part, the upper part of the stamping through hole is provided with a clamping groove matched with the clamping ring, the middle part of the stamping through hole is provided with a punching hole matched with the stamping part, and a first flange stamping space is formed between the upper die and the first lower die;

the inner diameter of the lower part of the stamping through hole is larger than the diameter of the sinking platform, and a second flange stamping space is formed among the bottom end face of the upper die, the lower part of the stamping through hole, the upper end face of the second lower die and the sinking platform.

2. Press tool for stamping two flanges at a time according to claim 1,

a threaded hole is formed in the bottom end face of the upper die;

a stamping head is arranged below the upper die, and the upper end of the stamping head is provided with threads matched with the threaded hole;

the outer diameter of the stamping head is smaller than one third of the inner diameter of the sinking platform, and the length of the stamping head is equal to the distance between the bottom end face of the upper die and the surface of the sinking platform.

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