CN218252383U

CN218252383U - Angle steel integral forming punch die

Info

Publication number: CN218252383U
Application number: CN202222160560.6U
Authority: CN
Inventors: 唐建军; 王磊; 陈超
Original assignee: Zhejiang Huba Construction Machinery Co ltd
Current assignee: Zhejiang Huba Construction Machinery Co ltd
Priority date: 2022-08-17
Filing date: 2022-08-17
Publication date: 2023-01-10
Anticipated expiration: 2032-08-17

Abstract

The utility model relates to the technical field of stamping dies, in particular to an angle steel integrated forming stamping die, which comprises an upper die assembly and a lower die assembly; the upper die assembly comprises an upper die block; the lower part of the upper module is provided with a human-shaped stamping groove; the lower die assembly comprises a lower die block; the upper end of the lower module is provided with a charging conduit; the side wall of the lower module is provided with a containing groove; the accommodating groove is at least partially overlapped with the charging chute; a plurality of movable positioning pins are correspondingly arranged in the accommodating groove; the positioning pins are sequentially arranged along the opening direction of the accommodating groove, and the distance from each positioning pin to the front wall of the charging chute is different; the positioning pins correspond to the positions of the accommodating groove and the blanking groove which are overlapped; the lower part of the upper module is at least partially embedded in the charging chute; the periphery of the upper module is in seamless contact with the inner wall of the charging chute; under the exogenic action, go up the module and slide for lower module, the maximum stroke of going up the module lower extreme is located the downside of storage tank, through the utility model discloses can realize promoting angle steel punching shear efficiency.

Description

Angle steel integral forming punch die

Technical Field

The utility model relates to a press die technical field, concrete field is angle steel integrated into one piece die.

Background

Angle iron is commonly called angle iron and is long steel bar with two sides perpendicular to each other to form an angle. The angle steel is a common section bar in the manufacturing of the tower crane. In the prior art, the shearing of the angle steel is generally completed in two steps, a stamping grinding tool is used for stamping and cutting two mutually perpendicular planes of the angle steel respectively, the stamping grinding tool comprises an upper module and a lower module which are arranged in a staggered mode, the lower edge of the upper die is parallel to the upper edge of the lower die, and shearing force formed by the staggered mode of the upper module and the lower module is used for shearing the angle steel. For the angle steel for the platform of the tower crane, the angle steel needs to be punched and sheared for three times or scribed and cut due to the flowering requirement, and the punching and shearing efficiency is low by utilizing the existing punching die.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide an angle steel integrated into one piece die, it can realize promoting angle steel punching shear efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme: an angle steel integrated forming punch die comprises an upper die assembly and a lower die assembly;

the upper die assembly comprises an upper die block; the lower part of the upper module is provided with a human-shaped stamping groove;

the lower die assembly comprises a lower die block; the upper end of the lower module is provided with a charging conduit; the side wall of the lower module is provided with a containing groove; the accommodating groove is at least partially overlapped with the charging chute;

a plurality of movable positioning pins are correspondingly arranged in the accommodating groove; the positioning pins are sequentially arranged along the opening direction of the accommodating groove, and the distance from each positioning pin to the front wall of the charging chute is different; the positioning pins correspond to the positions of the accommodating groove and the blanking groove which are overlapped;

the lower part of the upper module is at least partially embedded in the charging chute; the periphery of the upper module is in seamless contact with the inner wall of the charging chute; under the action of external force, the upper module slides relative to the lower module, and the maximum stroke of the lower end of the upper module is positioned at the lower side of the accommodating groove.

Preferably, the number of the positioning pins is three.

Preferably, the distances from the three positioning pins to the front wall of the charging chute are 36mm, 45mm and 57mm respectively.

Preferably, there are two accommodating grooves.

Preferably, the two accommodating grooves are symmetrically arranged on two sides of the charging chute.

Preferably, the upper end of the upper module is provided with two chamfer positioning pins; the mounting positions of the two chamfering positioning pins correspond to the stamping grooves of the upper module.

Preferably, the device further comprises a telescopic column; the upper die assembly further comprises a connecting plate arranged in the middle; the lower die assembly also comprises a bottom plate arranged at the lower end of the lower die block; the upper end of the telescopic column is fixedly connected with the lower end of the connecting plate, and the lower end of the telescopic column is fixedly connected with the upper end of the bottom plate.

Preferably, the upper die assembly further comprises a die handle arranged at the upper part; the die handle is fixedly connected with a punching head of an external punching machine.

Compared with the prior art, the beneficial effects of the utility model are that: the three positioning pins with different positions are arranged on the punching die, so that punching and shearing processes with different sizes can be performed on the angle steel by adjusting the positions of the positioning pins during punching, the punching and shearing precision is high, and the operation is convenient; the upper end of the lower module is provided with the chamfer positioning pin, and the lower part of the upper module is provided with the inverted V-shaped stamping groove to form a height difference, so that chamfering and punching and shearing processes can be simultaneously performed on different angle steels, and the processing efficiency of the angle steels is greatly improved.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of the present invention;

FIG. 2 is a schematic structural view of an upper mold assembly of the present invention;

FIG. 3 is a schematic structural view of a lower mold assembly of the present invention;

FIG. 4 is a schematic structural view of a top view of the lower mold assembly of the present invention;

fig. 5 is a schematic view of the working structure of the die and the angle iron of the present invention.

In the figure: 1, an upper die assembly, 101 a die handle, 102 a mounting plate, 103 a connecting plate and 104 an upper die;

2, a lower die assembly, a 201 lower die block, a 202 bottom plate, a 203 first positioning pin, a 204 second positioning pin, a 205 third positioning pin, a 206 chamfering positioning pin, a 2011 blanking groove and a 2012 accommodating groove; 3, a telescopic column; 4 angle steel.

Detailed Description

The following detailed description of the embodiments of the invention, taken in conjunction with the accompanying drawings, will make it clear to those skilled in the art how the invention may be practiced. While the invention has been described in connection with its preferred embodiments, these embodiments are intended to be illustrative, and not limiting, of the scope of the invention.

The first embodiment is as follows: please refer to fig. 1-5, which is an angle iron integral forming die for angle iron 4 punching, comprising: the device comprises an upper die assembly 1, a lower die assembly 2 and a telescopic column 3.

The upper die assembly 1 comprises a die handle 101, a mounting plate 102, a connecting plate 103 and an upper die block 104 which are sequentially arranged from top to bottom; in the present embodiment, the die shank 101 is used for connecting with a punching head of an external 100t punching machine to receive a punching force; the lower part of the upper module 104 is provided with a man-shaped stamping groove with a downward opening.

The lower die assembly 2 comprises a lower die block 201, a bottom plate 202 and a chamfer positioning pin 206; the upper end of the bottom plate 202 is fixedly connected with the lower end of the lower module 201; a convex-shaped charging chute 2011 is formed in the upper end of the lower module 201, and the charging chute 2011 penetrates through the upper side and the lower side of the lower module 201 and the bottom plate 202; the front end of the lower module 201 is provided with two accommodating grooves 2012 which penetrate through the front end and the rear end of the lower module 201; the two accommodating grooves 2012 are symmetrically arranged on the lower module 201, and openings of the two accommodating grooves 2012 in the opening direction are respectively located at the left end and the right end of the lower module 201; the accommodating groove 2012 is a right-angle groove structure and is used for accommodating the angle iron 4; in this embodiment, both the two receiving grooves 2012 are at least partially overlapped with the charging chute 2011, and the opening direction of the receiving groove 2012 is perpendicular to the opening direction of the charging chute 2011; each accommodating groove 2012 is correspondingly provided with a group of positioning pins; the positioning pin is arranged at a position corresponding to the position where the accommodating groove 2012 and the charging chute 2011 are superposed; the set of alignment pins includes a first alignment pin 203, a second alignment pin 204, and a third alignment pin 205; the first positioning pin 203, the second positioning pin 204 and the third positioning pin 205 are sequentially arranged in the opening direction of the accommodating groove 2012, and the first positioning pin 203, the second positioning pin 204 and the third positioning pin 205 are all vertically inserted into the accommodating groove 2012 from the upper end of the lower module 201;

as shown in fig. 4, the first positioning pin 203 is located at a distance L1 from the front wall of the charging chute 2011, specifically, the length of L1 is 36mm; the distance from the second positioning pin 204 to the front wall of the charging chute 2011 is L2, and specifically, the length of L1 is 45mm; the distance from the third positioning pin 205 to the front wall of the charging chute 2011 is L3, and specifically, the length of L3 is 57mm; it should be noted that, the first positioning pin 203, the second positioning pin 204, and the third positioning pin 205 are all movably connected to the lower module 201, and in the specific implementation, the first positioning pin 203, the second positioning pin 204, and the third positioning pin 205 are used singly to punch and flower angle irons 4 of different types.

The number of the chamfering positioning pins 206 is two, and the two chamfering positioning pins 206 are arranged at the upper end of the lower module 201 and positioned at the front side of the charging chute 2011; the two chamfering positioning pins 206 are matched with the upper module 104 and the lower module 201 to chamfer the angle steel 4.

The number of the telescopic columns 3 is two, the two telescopic columns 3 are symmetrically arranged between the upper die assembly 1 and the lower die assembly 2, specifically, the upper ends of the telescopic columns 3 are fixedly connected with the connecting plate 103, and the lower ends of the telescopic columns 3 are fixedly connected with the bottom plate 202.

In this embodiment, the lower part of the upper module 104 is at least partially embedded into the charging chute 2011, and the periphery of the upper module 104 is seamlessly attached to the inner wall of the charging chute 2011; the punch press pushes the upper module 104 to slide up and down in the charging groove 2011, and when the upper module 104 slides down to reach the maximum stroke, the horizontal height of the lower end of the upper module 104 is lower than that of the accommodating groove 2012, so that a shearing force is formed at the position of the accommodating groove 2012; when the angle steel 4 is placed in the accommodating groove 2012, the punching and shearing length of the angle steel 4 is controlled by adjusting the position close to the positioning pin of the angle steel 4, so that the punching and shearing of the angle steel is accurate and simple to operate, and the production efficiency is further improved.

It should be further noted that the lower end of the upper module 104 is provided with a "man" shaped punching groove, so as to provide a height difference on the lower end surface of the upper module 104, and when the lower end of the upper module 104 forms a shearing force at the position of the accommodating groove 2012, the shearing force is also formed on the upper wall of the punching groove and the upper end of the lower module 201, so as to simultaneously perform punching and shearing and chamfering on different angle steels 4, thereby further improving the punching and shearing efficiency of the angle steels 4.

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 an angle steel integrated into one piece die which characterized in that: comprises an upper die assembly (1) and a lower die assembly (2);

the upper die assembly (1) comprises an upper die block (104); the lower part of the upper module (104) is provided with a human-shaped stamping groove;

the lower die assembly (2) comprises a lower die block (201); the upper end of the lower module (201) is provided with a charging chute (2011); the side wall of the lower module (201) is provided with a containing groove (2012); the accommodating groove (2012) is at least partially overlapped with the charging chute (2011);

a plurality of movable positioning pins are correspondingly arranged in the accommodating groove (2012); the positioning pins are sequentially arranged along the opening direction of the accommodating groove (2012), and the distance from each positioning pin to the front wall of the charging chute (2011) is different; the positioning pins correspond to the positions of the accommodating groove (2012) and the charging groove (2011) which are overlapped;

the lower part of the upper module (104) is at least partially embedded in a charging chute (2011); the periphery of the upper module (104) is in seamless contact with the inner wall of the charging chute (2011); under the action of external force, the upper module (104) slides relative to the lower module (201), and the maximum stroke of the lower end of the upper module (104) is located on the lower side of the accommodating groove (2012).

2. The angle iron integral forming die according to claim 1, characterized in that: the number of the positioning pins is three.

3. The angle iron integral forming die of claim 2, characterized in that: the distances from the three positioning pins to the front wall of the charging chute (2011) are 36mm, 45mm and 57mm respectively.

4. The angle iron integral forming die of claim 1, characterized in that: the number of the accommodating grooves (2012) is two.

5. The angle iron integral forming die according to claim 4, characterized in that: the two accommodating grooves (2012) are symmetrically arranged on two sides of the charging chute (2011).

6. The angle iron integral forming die according to claim 1, characterized in that: the upper end of the upper module (104) is provided with two chamfer positioning pins (206); the mounting positions of the two chamfering positioning pins (206) correspond to the punching grooves of the upper module (104).

7. The angle iron integral forming die of claim 1, characterized in that: also comprises a telescopic column (3); the upper die assembly (1) further comprises a connecting plate (103) arranged in the middle; the lower die assembly (2) further comprises a bottom plate (202) arranged at the lower end of the lower die block (201); the upper end of the telescopic column (3) is fixedly connected with the lower end of the connecting plate (103), and the lower end of the telescopic column is fixedly connected with the upper end of the bottom plate (202).

8. The angle iron integral forming die according to claim 1, characterized in that: the upper die assembly (1) further comprises a die handle (101) arranged at the upper part; the die handle (101) is fixedly connected with a punching head of an external punching machine.