CN217018199U

CN217018199U - Material pressing mechanism for punching die

Info

Publication number: CN217018199U
Application number: CN202220298111.5U
Authority: CN
Inventors: 王昌宁; 乐镇玮; 郝鹏飞; 刘胜刚
Original assignee: Shenzhen Xinlianxing Precision Die Casting Co ltd
Current assignee: Shenzhen Xinlianxing Precision Die Casting Co ltd
Priority date: 2022-02-15
Filing date: 2022-02-15
Publication date: 2022-07-22
Anticipated expiration: 2032-02-15

Abstract

The utility model relates to the technical field of stamping dies, in particular to a material pressing mechanism for a stamping die, which comprises a stamping die holder, wherein a connecting cavity is arranged in the middle of the upper end of the stamping die holder, the stamping die holder is positioned in the connecting cavity and is provided with a stamping die seat, a punching head is fixedly connected in the middle of the lower end of the stamping die seat, a connecting disc is arranged between the stamping die holder and the stamping die, two sides of the connecting disc are hinged with connecting plates, the lower end of the connecting disc is fixedly connected with a fixed column, a connecting through hole is arranged in the middle of the connecting disc and the fixed column, the punching head penetrates through the connecting through hole, an extrusion ring is sleeved in the middle of the fixed column, an adjusting ring is arranged at the lower end of the extrusion ring, two sides of the upper end of the stamping die holder are provided with limiting grooves, the lower end of the stamping die holder is provided with a waste hole, two sides of the lower end of the stamping die seat are provided with nitrogen springs, and the lower ends of the nitrogen springs abut against the upper end of the connecting disc, the material pressing mechanism can carry out limiting and fixing, the punching device avoids moving in punching, and ensures punching accuracy.

Description

Material pressing mechanism for punching die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a material pressing mechanism for a punching die.

Background

A press mold is a press working method in which a material is pressed at room temperature by a mold installed on a press to be separated or plastically deformed, thereby obtaining a desired part. When punching a through-hole on present stamping die, the mould takes place to remove easily, causes to punch a hole and makes a mistake, needs to press the material to fix the mould. Current swager constructs mainly adopts nitrogen spring to extrude fixedly to pressing the flitch, if processing angling hole or die holding slope when singly processing, presses the flitch still can take place to remove, influences and punches a hole.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a material pressing mechanism for a punching die, which is characterized in that two sides of the material pressing mechanism are clamped in a limiting groove to limit and fix the material pressing mechanism. To solve the problems posed in the background art described above.

In order to achieve the purpose, the utility model provides the following technical scheme: a material pressing mechanism for a punching die, which comprises a die holder, wherein a connecting cavity is arranged in the middle of the upper end of the die holder, a die is placed in the connecting cavity of the die holder, a die seat is arranged at the upper end of the die holder, a punching head is fixedly connected in the middle of the lower end of the punching head seat, a connecting disc is arranged between the punching head seat and the die, the two sides of the connecting disc are hinged with connecting plates, the lower end of the connecting disc is fixedly connected with a fixing column, a connecting through hole is arranged between the connecting disc and the fixing column, the punching head penetrates through the connecting through hole, an extrusion ring is sleeved in the middle of the fixing column, the lower end of the extrusion ring is provided with an adjusting ring, both sides of the upper end of the die holder are provided with limiting grooves, the lower end of the punching die holder is provided with a waste hole, the two sides of the lower end of the punching die holder are provided with nitrogen springs, and the lower ends of the nitrogen springs abut against the upper end of the connecting disc.

Preferably, both sides of the fixing column are provided with fixing grooves, the inner walls of both sides of the extrusion ring are fixedly connected with fixing plates, and the fixing plates are slidably connected in the fixing grooves.

Preferably, both sides of the extrusion ring are fixedly connected with extrusion plates, the top end of each extrusion plate is of an inclined plane structure, the extrusion plates are located on the inclined planes and are rotatably connected with idler wheels, and the idler wheels abut against the side ends of the connecting plates.

Preferably, the side wall of the fixed column is provided with external threads, the inner wall of the adjusting ring is provided with internal threads, the adjusting ring is in threaded connection with the fixed column, and the outer side wall of the adjusting ring is annularly provided with control holes.

Preferably, the lower end of the connecting plate is rotatably connected with a connecting wheel, the lower end of the connecting plate is located in the limiting groove, and the connecting wheel abuts against the side wall of the limiting groove.

Preferably, the waste hole is of a ladder-shaped structure with a small upper end and a large lower end, and the waste hole is opposite to the punching head.

Compared with the prior art, the utility model has the beneficial effects that: on placing the die set with the mould before punching a hole, the lower extreme of two connecting plates all is the spacing inslot at this moment, with the instrument grafting drive adjustable ring rotation in the control hole, the adjustable ring extrudees the extrusion ring, the extrusion ring drives the stripper plate and extrudees the connecting plate for the connecting plate takes place to rotate, and supports and lean on spacing inslot wall, carries out spacing fixed to connection pad and fixed column, avoids swager to take place to remove, guarantees the accuracy of punching a hole.

Drawings

FIG. 1 is a schematic view of a connecting structure of a pressing mechanism;

fig. 2 is a schematic view of a three-dimensional connection structure of a fixing post.

In the figure: 1 die holder, 2 moulds, 3 die holders, 4 punching heads, 5 nitrogen springs, 6 connecting discs, 7 connecting plates, 8 limiting grooves, 9 waste material holes, 10 fixing columns, 11 extruding rings, 12 adjusting rings, 13 fixing grooves, 14 fixing plates, 15 extruding plates, 16 connecting wheels and 17 rollers.

Detailed Description

In order to further understand and appreciate the present invention, the technical solutions in the embodiments of the present invention will be clearly and completely described and illustrated in conjunction with 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, rather than all of the embodiments, and do not limit the embodiments in any way. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: a pressing mechanism for a punching die comprises a punching die holder 1, a connecting cavity is arranged in the middle of the upper end of the punching die holder 1, a die 2 is placed in the connecting cavity of the punching die holder 1, a punching head seat 3 is arranged at the upper end of the punching die holder 1, a punching head 4 is fixedly connected in the middle of the lower end of the punching head seat 3, a connecting disc 6 is arranged between the punching head seat 3 and the die 2, two sides of the connecting disc 6 are hinged with connecting plates 7, a fixing column 10 is fixedly connected to the lower end of the connecting disc 6, a connecting through hole is arranged in the middle of the connecting disc 6 and the fixing column 10, the punching head 4 penetrates through the connecting through hole, an extrusion ring 11 is sleeved in the middle of the fixing column 10, an adjusting ring 12 is arranged at the lower end of the extrusion ring 11, limiting grooves 8 are arranged at two sides of the upper end of the punching die holder 1, a waste material hole 9 is arranged at the lower end of the punching die holder 3, nitrogen springs 5 are arranged at two sides, and abut against the upper end of the connecting disc 6, the nitrogen spring 5 extrudes and fixes the connecting disc 6 and the fixing column 10, so that the pressing mechanism is ensured to extrude the die 2, and the die 2 cannot move.

Fixing grooves 13 are formed in two sides of the fixing column 10, fixing plates 14 are fixedly connected to inner walls of two sides of the extrusion ring 11, the fixing plates 14 are connected into the fixing grooves 13 in a sliding mode, the moving direction of the extrusion ring 11 is limited, and therefore the extrusion ring 11 can only move in the vertical direction.

All fixedly connected with stripper plate 15 in the both sides of extrusion ring 11, the top of stripper plate 15 is the inclined plane structure, and stripper plate 15 is located inclined plane department and rotates and be connected with gyro wheel 17, and gyro wheel 17 supports and leans on the side at connecting plate 7, and stripper ring 11 is when removing, and stripper plate 15 extrudees connecting plate 7 for the stripper plate 7 of both sides is rotatory, and gyro wheel 17 reduces frictional force.

The side wall of the fixing column 10 is provided with external threads, the inner wall of the adjusting ring 12 is provided with internal threads, the adjusting ring 12 is in threaded connection with the fixing column 10, control holes are formed in the outer side wall of the adjusting ring 12 in an annular arrangement mode, tools are inserted into the control holes in an inserting mode, therefore, the adjusting ring 12 is driven to rotate, and the adjusting ring 12 pushes the extrusion ring 11 to move.

The lower extreme of connecting plate 7 rotates and is connected with fifth wheel 16, and the lower extreme of connecting plate 7 is located spacing groove 8, and fifth wheel 16 supports and leans on the lateral wall of spacing groove 8, carries out spacing fixed to adjustment disk 6 and fixed column 10 for connect the via hole just to piercing head 4, ensures the accuracy nature of punching a hole.

The waste hole 9 is of a stepped structure with a small upper end and a large lower end, the waste hole 9 is opposite to the punching head 4, waste materials after punching are conveniently discharged, influence on punching is avoided, and punching is more accurate.

When placing connection pad 6 and fixed column 10 on mould 2, the lower extreme of two connecting plates 7 all is the spacing inslot 8, peg graft the control hole with the instrument and drive adjustable ring 12 and rotate, adjustable ring 12 promotes 11 vertical rebound of extrusion ring, extrusion ring 11 drives stripper plate 15 and extrudees connecting plate 7, make connecting plate 7 take place rotatoryly, support connecting wheel 16 on spacing inslot 8 inner wall, carry out spacing fixed to connection pad 6 and fixed column 10, nitrogen spring 5 extrudees fixedly to connection pad 6 and fixed column 10, ensure that swager constructs and extrudees mould 2, mould 2 can not take place to remove.

While embodiments of the utility model have been shown and described, it is emphasized that: the above description is presented only by way of example of use of an embodiment of the utility model and is not intended to limit the utility model in any way. It will be appreciated by those skilled in the art that various 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

1. The utility model provides a swager constructs for cut-out press, includes die holder (1), its characterized in that: the stamping die comprises a stamping die holder (1), a connecting cavity is arranged in the middle of the upper end of the stamping die holder (1), a die (2) is placed in the connecting cavity of the stamping die holder (1), a stamping head seat (3) is arranged at the upper end of the stamping die holder (1), a stamping head (4) is fixedly connected in the middle of the lower end of the stamping head seat (3), a connecting disc (6) is arranged between the stamping head seat (3) and the die (2), connecting plates (7) are hinged to two sides of the connecting disc (6), a fixing column (10) is fixedly connected to the lower end of the connecting disc (6), a connecting through hole is formed in the middle of the connecting disc (6) and the fixing column (10), the stamping head (4) penetrates through the connecting through hole, an extrusion ring (11) is sleeved in the middle of the fixing column (10), an adjusting ring (12) is arranged at the lower end of the extrusion ring (11), and limiting grooves (8) are formed in two sides of the upper end of the stamping die holder (1), the lower extreme of die holder (1) is equipped with waste material hole (9), the lower extreme both sides of die holder (3) all are equipped with nitrogen spring (5), the lower extreme of nitrogen spring (5) supports and leans on the upper end at connection pad (6).

2. The pressing mechanism for a punching die according to claim 1, characterized in that: fixing grooves (13) are formed in two sides of the fixing column (10), fixing plates (14) are fixedly connected to the inner walls of two sides of the extrusion ring (11), and the fixing plates (14) are connected into the fixing grooves (13) in a sliding mode.

3. The pressing mechanism for a punching die according to claim 1, characterized in that: both sides of extrusion ring (11) are fixedly connected with stripper plate (15), the top of stripper plate (15) is the inclined plane structure, stripper plate (15) are located inclined plane department and rotate and are connected with gyro wheel (17), gyro wheel (17) support and lean on the side in connecting plate (7).

4. The pressing mechanism for a punching die according to claim 1, characterized in that: the side wall of the fixing column (10) is provided with external threads, the inner wall of the adjusting ring (12) is provided with internal threads, the adjusting ring (12) is in threaded connection with the fixing column (10), and control holes are annularly arranged on the outer side wall of the adjusting ring (12).

5. The pressing mechanism for a punching die according to claim 1, characterized in that: the lower end of the connecting plate (7) is rotatably connected with a connecting wheel (16), the lower end of the connecting plate (7) is positioned in the limiting groove (8), and the connecting wheel (16) is abutted against the side wall of the limiting groove (8).

6. The pressing mechanism for a punching die according to claim 1, characterized in that: the waste hole (9) is of a stepped structure with a small upper end and a large lower end, and the waste hole (9) is over against the punching head (4).