CN221559613U - Workpiece stamping device - Google Patents

Abstract

The utility model discloses a workpiece stamping device, which belongs to the technical field of stamping machines and comprises a frame, a power part and a stamping part, wherein the power part is fixedly arranged on the frame; the upper die is provided with a yielding hole, a pressure spring is arranged in the yielding hole, a limiting groove is formed in the yielding hole, a sliding block is slidably arranged in the limiting groove, a jacking block is fixedly arranged on the sliding block and is abutted against the pressure spring, and the jacking block is added on the upper die, so that a workpiece subjected to stamping forming falls from the upper die after being acted by the jacking block, and the workpiece is not required to be manually operated.

Description

Workpiece stamping device

Technical Field

The utility model relates to the technical field of punching machines, in particular to a workpiece punching device.

Background

A press is a mechanical device for industrial manufacturing that processes a metal plate or profile into a part of a desired shape and size by using pressure and impact. The punching machine is widely applied to the fields of manufacturing industries such as automobiles, aviation, electronics, household appliances and the like, and is an indispensable part of manufacturing processes. Its advantages include high productivity and precision, and low cost.

The punching machine is usually driven by a large hydraulic machine, is provided with matched punching heads and dies, can carry out punching processing according to different forming requirements, for example, a drawing die can be used for forming a plate into a pipe with one closed end, and the formed workpiece has extremely high suitability

However, when the existing punching machine performs drawing processing, in order to ensure the surface quality of a workpiece, the reserved amount between the drawn workpiece and a die is small, which can cause that after the drawing operation is finished, the workpiece rebounds to enable the formed workpiece to be abutted against the die, and the formed workpiece needs to be manually pried down, so that the defect of inconvenient operation is caused.

Based on the above, the present utility model has devised a workpiece stamping device to solve the above-mentioned problems.

Disclosure of utility model

The utility model aims to provide a workpiece stamping device so as to solve the technical problems.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the stamping device comprises a frame, a power part and a stamping part, wherein the power part is fixedly arranged on the frame, the stamping part comprises an upper die and a lower die, the upper die is fixedly arranged on an output shaft of the power part, and the lower die is fixedly arranged on the frame; the upper die is provided with a yielding hole, a compression spring is arranged in the yielding hole, a limiting groove is formed in the yielding hole, a sliding block is arranged in the limiting groove in a sliding mode, a jacking block is fixedly arranged on the sliding block, and the jacking block abuts against the compression spring.

Through adopting above-mentioned technical scheme, when stamping operation is accomplished, and the work piece after the deep-drawing shaping falls on last mould, ejecting the jacking piece in the last mould through the pressure spring, can make the contact separation between work piece and the last mould, be convenient for take off the work piece from stamping equipment.

Preferably, the relief hole is provided with a placement groove, the relief hole is provided with a connecting groove, and the connecting groove is connected between the placement groove and the limiting groove.

Through adopting above-mentioned technical scheme for spread groove and standing groove are as the installation passageway, are convenient for place the jack-up piece in the hole of stepping down.

Preferably, a guide groove is arranged between the limit groove and the connecting groove.

Through adopting above-mentioned technical scheme for jack-up piece up-and-down motion's in-process, the condition that the sliding block drops from the spacing groove appears is avoided.

Preferably, the limit groove is provided with a plurality of limit grooves.

By adopting the technical scheme, the plurality of sliding blocks limit the motion freedom degree of the jacking block, and the motion state of the jacking block is more stable.

Preferably, the cross section of the jacking block is slightly smaller than the relief hole.

Through adopting above-mentioned technical scheme, the jacking piece can wholly be accomodate in the hole of stepping down, when carrying out punching press operation, can not influence the shaping style of work piece.

Preferably, the relief hole is provided with a through hole.

By adopting the technical scheme, when the jacking block does not work, pressure can be applied on the jacking block through the holes, so that the workpiece on the upper die is forcedly taken down.

In summary, the application has the following beneficial technical effects: through increasing the jack-up piece on last mould for work piece after stamping forming receives the effect of jack-up piece, falls down from last mould, need not the manual work and operates, has convenient operation's advantage.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed for the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a schematic view of a frame structure of the present embodiment;

FIG. 2 is a schematic diagram of the upper die structure of the present embodiment;

FIG. 3 is a cross-sectional view of the upper die structure of the present embodiment;

fig. 4 is a schematic structural diagram of a jack-up block according to the present embodiment.

In the drawings, the list of components represented by the various numbers is as follows:

1. A frame; 2. a power section; 3. a punching part; 4. an upper die; 5. a lower die; 6. a relief hole; 7. a through hole; 8. a pressure spring; 9. a limit groove; 10. a sliding block; 11. a jacking block; 12. a placement groove; 13. a connecting groove; 14. a guide groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

The application is described in further detail below with reference to fig. 1-4.

A workpiece stamping device comprises a frame 1, a power part 2 and a stamping part 3.

The power part 2 is fixedly arranged on the frame 1, the stamping part 3 comprises an upper die 4 and a lower die 5, the upper die 4 is fixedly arranged on an output shaft of the power part 2, and the lower die 5 is fixedly arranged on the frame 1.

The upper die 4 is provided with a yielding hole 6, and the yielding hole 6 is provided with a passing hole 7; the compression spring 8 is arranged in the abdication hole 6, the limit groove 9 is arranged in the abdication hole 6, the sliding block 10 is arranged in the limit groove 9 in a sliding way, the jacking block 11 is fixedly arranged on the sliding block 10, and the jacking block 11 is abutted against the compression spring 8; a placing groove 12 is arranged in the yielding hole 6, a connecting groove 13 is arranged in the yielding hole 6, and the connecting groove 13 is connected between the placing groove 12 and the limiting groove 9; guide grooves 14 are arranged between the limiting grooves 9 and the connecting grooves 13, and three limiting grooves 9 are formed.

The cross-sectional size of the jacking block 11 is slightly smaller than the relief hole 6.

The implementation principle of the embodiment is as follows: before deep drawing operation, the pressure spring 8 is placed in the abdication hole 6, and the sliding block 10 is placed in the limit groove 9 after passing through the placement groove 12 and the connecting groove 13; when the punching operation is performed, an output shaft of the driving power part 2 is stretched, the upper die 4 moves downwards to approach the lower die 5, when the jacking block 11 is abutted against the workpiece, the jacking block 11 starts to slide in the abdication hole 6 until the upper die 4 is abutted against the workpiece, the jacking block 11 stops sliding, and the upper die 4 and the lower die 5 start the deep drawing operation until the workpiece is formed; when the stamping operation is completed, the workpiece after deep drawing is clamped on the upper die 4, the output shaft of the driving power part 2 is shortened, the upper die 4 and the workpiece are separated from the lower die 5, at the moment, the pressure spring 8 ejects the jacking block 11 from the upper die 4, so that the workpiece is contacted and separated from the upper die 4, and the demolding operation is completed.

Through increasing jack-up piece 11 on last mould 4 for work piece after the stamping forming receives jack-up piece 11's effect back, falls down from last mould 4, need not the manual work and operates, has convenient operation's advantage.

In the description of the present utility model, it should be understood that the terms "coaxial," "bottom," "one end," "top," "middle," "another end," "upper," "one side," "top," "inner," "front," "center," "two ends," etc. indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "configured," "connected," "secured," "screwed," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intermediaries, or in communication with each other or in interaction with each other, unless explicitly defined otherwise, the meaning of the terms described above in this application will be understood by those of ordinary skill in the art in view of the specific circumstances.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The utility model provides a work piece stamping device, includes frame (1), power portion (2) and punching press portion (3), its characterized in that: the power part (2) is fixedly arranged on the frame (1), the stamping part (3) comprises an upper die (4) and a lower die (5), the upper die (4) is fixedly arranged on an output shaft of the power part (2), and the lower die (5) is fixedly arranged on the frame (1); offer hole (6) of stepping down on last mould (4), be provided with pressure spring (8) in hole (6) of stepping down, offered spacing groove (9) in hole (6) of stepping down, slide in spacing groove (9) and be provided with slider (10), fixedly on slider (10) be provided with jack-up piece (11), jack-up piece (11) support tightly on pressure spring (8).

2. A workpiece stamping device as defined in claim 1, wherein: the device is characterized in that a placing groove (12) is arranged in the yielding hole (6), a connecting groove (13) is formed in the yielding hole (6), and the connecting groove (13) is connected between the placing groove (12) and the limiting groove (9).

3. A workpiece stamping device as defined in claim 2, wherein: a guide groove (14) is arranged between the limit groove (9) and the connecting groove (13).

4. A workpiece stamping device as defined in claim 1, wherein: the limiting grooves (9) are formed in a plurality of mode.

5. A workpiece stamping device as defined in claim 1, wherein: the section size of the jacking block (11) is slightly smaller than that of the abdication hole (6).

6. A workpiece stamping device as defined in claim 1, wherein: the yielding hole (6) is provided with a through hole (7).