CN219378676U

CN219378676U - High-efficiency combined stamping die

Info

Publication number: CN219378676U
Application number: CN202223291319.3U
Authority: CN
Inventors: 李扩辚; 周鑫
Original assignee: Wujiang Suonan Precision Machinery Co ltd
Current assignee: Wujiang Suonan Precision Machinery Co ltd
Priority date: 2022-12-08
Filing date: 2022-12-08
Publication date: 2023-07-21
Anticipated expiration: 2032-12-08

Abstract

The utility model belongs to the technical field of stamping dies, in particular to a high-efficiency composite stamping die which comprises an upper die plate, wherein a stripper plate is arranged above the upper die plate, an upper die base is arranged above an upper die base, a stamping upper machine table is arranged above the upper die base, an air pump device is arranged above the stamping upper machine table, a lower die plate is arranged below the upper die plate, material guiding devices are arranged at two ends of the lower die plate, a lower die plate is arranged below the lower die plate, a lower die base is arranged below the lower die base, a stamping lower machine table is arranged below the lower die base, and a rectangular groove is formed in the bottom of the stamping lower machine table.

Description

High-efficiency combined stamping die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a high-efficiency composite stamping die.

Background

A stamping die is a special process equipment for processing a material (metal or nonmetal) into a part (or a semi-finished product) in cold stamping processing, and is called a cold stamping die (commonly called a cold stamping die). Stamping is a press working method in which a material is pressed at room temperature by a die attached to a press to be separated or plastically deformed, thereby obtaining a desired part.

The prior art has the following problems:

1. the friction force between the lower die plate of the existing stamping die and the stamping material is large, so that the transportation of the stamping material is influenced, and the efficiency of the stamping die is reduced;

2. the punch of the existing stamping die can easily drive the stamping material to stretch upwards in the separation process after stamping the stamping material, so that the stamping material deforms, and stamping precision and stamping efficiency are affected.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model provides a high-efficiency composite stamping die, which solves the problems of large friction force between a stamping material and a lower die plate and separation between a stamping material and a stamping head existing at present.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a high efficiency combined type stamping die, includes the cope match-plate pattern, the floating material pinhole has been seted up to the lower surface of cope match-plate pattern, floating material pinhole side is provided with interior guide pillar, the top of cope match-plate pattern is provided with the stripper plate, the top of stripper plate is provided with the stripper spring, the top of stripper spring is provided with the cope match-plate pattern, the lower surface of cope match-plate pattern is provided with the drift, the side of cope match-plate pattern is provided with outer guide pillar groove, the both ends of cope match-plate pattern are provided with the spacing post, the top of cope match-plate pattern is provided with the upper die base, the top of punching press upper die base is provided with air pump device, the below of cope match-plate pattern is provided with the lower bolster, the upper surface of lower bolster is provided with the punching press hole, the both sides of punching press hole are provided with the material round pin, the below of stripper pin is provided with the upper base, the both sides of upper base are provided with the guide pillar groove, the lower die base is provided with the guide pillar, the side of lower bolster is provided with the guide pillar, the outside die base is provided with the guide pillar.

As a preferable technical scheme of the utility model, the stripping spring is fixedly arranged between the stripping plate and the upper backing plate.

As a preferable technical scheme of the utility model, the punch is fixedly arranged on the upper base plate, and the punch penetrates through the stripper plate and the upper template.

As a preferable technical scheme of the utility model, the outer guide post groove is fixedly arranged on the upper die holder, the outer guide post is fixedly arranged on the lower die holder, and the positions of the outer guide post groove and the outer guide post are in mirror symmetry.

As a preferable technical scheme of the utility model, the inner guide post is fixedly arranged on the upper base plate, the inner guide post groove is formed in the upper surface of the lower die plate, and the sizes of the inner guide post and the inner guide post groove are matched.

As a preferable technical scheme of the utility model, the punching hole penetrates through the lower die plate, the lower base plate and the lower die holder and is communicated with the rectangular groove.

As a preferable technical scheme of the utility model, the upper base plate is fixed at the bottom of the upper die holder, and the lower base plate is fixed at the top of the lower die holder.

As a preferable technical scheme of the utility model, the floating material pin base is fixedly arranged on the lower base plate, the floating material pin penetrates through the lower base plate and the lower template and is exposed out of the upper surface of the lower template, and the top of the floating material pin is in a three-section cylinder stack shape.

Compared with the prior art, the utility model provides the high-efficiency composite stamping die, which has the following beneficial effects:

1. this high efficiency combined type stamping die solves the problem that frictional force is big between lower bolster and the punching material through setting up the floating material round pin, after the punching press is accomplished, the floating material round pin can slightly float the punching material, makes keep a tiny space between punching material and the lower bolster, reduces the friction between punching material and the lower bolster, makes the motion of punching material more smooth to accelerate the punching efficiency of mould.

2. This high efficiency combined type stamping die solves the separation problem of drift and punching material through setting up to take off flitch and taking off the material spring, and the back in-process after the cope match-plate pattern pushes down the completion, under taking off the effect of material spring, fix the drift on the cope match-plate pattern earlier with punching material separation, then cope match-plate pattern again with punching material separation, prevent that the drift from driving punching material when with punching material separation and rising and taking place deformation, influence punching effect and punching precision.

Drawings

FIG. 1 is a schematic view of the overall appearance structure of the present utility model;

FIG. 2 is a schematic diagram of an upper die holder according to the present utility model;

FIG. 3 is a schematic view of a lower die holder according to the present utility model;

FIG. 4 is a bottom plan view of the present utility model;

FIG. 5 is a schematic view of the structure of the floating pin of the present utility model.

In the figure: 1. an upper template; 2. a float pin hole; 3. an inner guide post; 4. a stripper plate; 5. a stripping spring; 6. an upper backing plate; 7. a punch; 8. an outer guide post groove; 9. an upper limit column; 10. an upper die holder; 11. punching a top machine; 12. an air pump device; 13. a lower template; 14. punching a hole; 15. a float material pin; 16. a float spring; 17. a float material pin base; 18. an inner guide post groove; 19. a material guiding device; 20. a lower backing plate; 21. a lower die holder; 22. an outer guide post; 23. a lower limit column; 24. stamping the lower machine table; 25. rectangular grooves.

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.

Referring to fig. 1 to 5, in the present embodiment: a high-efficiency combined stamping die comprises an upper die plate 1, wherein a floating pin hole 2 is formed in the lower surface of the upper die plate 1 and used for inserting a floating pin 15 into the floating pin and compressing the floating pin 15, an inner guide post 3 is arranged on the side edge of the floating pin hole 2 and used for ensuring the precision of a die during die operation, a stripper plate 4 is arranged above the upper die plate 1, a stripper spring 5 is arranged above the stripper plate 4 and used for separating stamping materials from the upper die plate 1, an upper base plate 6 is arranged above the stripper spring 5, a punch 7 is arranged on the lower surface of the upper base plate 6 and used for stamping, an outer guide post groove 8 is arranged on the side edge of the upper base plate 6 and used for inserting an outer guide post 22 into the upper base plate 6 during die operation, an upper limit post 9 is arranged at two ends of the upper base plate 6 and used for preventing die setting errors together with a lower limit post 23, an upper die 10 is arranged above the upper base plate 6, the upper part of the upper die holder 10 is provided with a punching upper machine table 11, the upper part of the punching upper machine table 11 is provided with an air pump device 12 for providing a power source for the die pressing work, the lower part of the upper die plate 1 is provided with a lower die plate 13, the upper surface of the lower die plate 13 is provided with a punching hole 14 for the punching work, two sides of the punching hole 14 are provided with a floating pin 15 for slightly lifting punching materials, the lower part of the floating pin 15 is provided with a floating spring 16, the lower part of the floating spring 16 is provided with a floating pin base 17, two sides of the floating pin 15 are provided with inner guide column grooves 18 for the inner guide columns 3 to be inserted in the punching process, two ends of the lower die plate 13 are provided with guide devices 19 for bearing and conveying the punching materials, the lower part of the lower die plate 13 is provided with a lower base 20, the lower part of the lower die holder 21 is provided with an outer guide column 22, the stamping die is used for ensuring that the stamping process is accurately carried out, a lower limit column 23 is arranged on the side edge of the outer guide column 22, a stamping lower machine table 24 is arranged below the lower die holder 21, a rectangular groove 25 is arranged at the bottom of the stamping lower machine table 24, and the stamping lower machine table is used for guiding out materials generated by stamping.

In this embodiment, the stripper spring 5 is fixedly installed between the stripper plate 4 and the upper base plate 6, when the stamping is completed, the upper base plate 6 drives the punch 7 to move upwards and the stripper plate 4 continues to press the stamping material with the upper die plate 1 under the action of the stripper spring 5, the auxiliary punch 7 is separated from the stamping material, the punch 7 is fixedly installed on the upper base plate 6, and the punch 7 penetrates through the stripper plate 4 and the upper die plate 1 for stamping operation, the outer guide post slot 8 is fixedly installed on the upper die holder 10, the outer guide post 22 is fixedly installed on the lower die holder 21, and the positions of the outer guide post slot 8 and the outer guide post 22 are mirror-symmetrical for ensuring that the stamping operation is accurately performed, the inner guide post 3 is fixedly installed on the upper base plate 6, the inner guide post slot 18 is opened on the upper surface of the lower die plate 13, and the sizes of the inner guide post 3 and the inner guide post slot 18 are adapted, the stamping hole 14 penetrates through the lower die plate 13, the lower base plate 20 and the lower die seat 21 are communicated with the rectangular groove 25, so that materials produced by stamping can be led out of the die through the rectangular groove 25, the upper base plate 6 is fixed at the bottom of the upper die seat 10, the lower base plate 20 is fixed at the top of the lower die seat 21, the floating pin base 17 is fixedly arranged on the lower base plate 20, the base plate is used for absorbing the force produced by stamping, the die seat is protected, the floating pin 15 penetrates through the lower base plate 20 and the lower die plate 13 and is exposed out of the upper surface of the lower die plate 13, the top of the floating pin 15 is in an I-shaped shape in a three-section cylinder stack, and the stamping materials can be slightly lifted after stamping is finished and during conveying of the stamping materials, so that contact between the floating pin and the lower die plate 13 is reduced, and friction is reduced.

The working principle and the using flow of the utility model are as follows: the operator guides the punching material into the mould through the guide device 19, the mould is started, under the action of the air pump device 12, the upper die holder 10 moves downwards, so that the upper base plate 6 and the punch 7 fixed on the upper base plate 6 are driven to move downwards, the punching material is pressed, the stripping spring 5 is compressed at the moment, meanwhile, the floating pin 15 on the lower die plate 13 is inserted into the floating pin hole 2, the floating spring 16 is compressed, when the punching is finished, the upper die holder 10 moves upwards, the upper die plate 1 temporarily continues to press the punching material under the action of the stripping spring 5, the punch 7 moves upwards under the driving of the upper die holder 10, then the upper die plate 1 releases the punching material, and the situation that the punch 7 lifts the punching material in the upward movement process is avoided, and meanwhile, the floating pin 15 also moves upwards under the action of the floating spring 16, so that the punching material is lifted, and the punching material is separated from the lower die plate 13.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present utility model, and the present utility model is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present utility model has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The utility model provides a high efficiency combined type stamping die, includes cope match-plate pattern (1), its characterized in that: the utility model discloses a floating material floating device, including upper template (1), lower surface of upper template (1) has seted up floating material pinhole (2), floating material pinhole (2) side is provided with interior guide pillar (3), the top of upper template (1) is provided with takes off flitch (4), the top of taking off flitch (4) is provided with takes off material spring (5), the top of taking off material spring (5) is provided with upper padding plate (6), the lower surface of upper padding plate (6) is provided with drift (7), the side of upper padding plate (6) is provided with outer guide pillar groove (8), the both ends of upper padding plate (6) are provided with upper limit post (9), the top of upper padding plate (6) is provided with upper die holder (10), the top of upper die holder (10) is provided with punching press upper board (11), the top of punching press upper board (11) is provided with air pump device (12), the below of upper template (1) is provided with lower template (13), the upper surface of lower template (13) is provided with punching press hole (14), the both sides of upper template (6) are provided with drift pin (16), the guide pillar (16) of floating material floating pin (16) is provided with base (16), the automatic punching machine is characterized in that guide devices (19) are arranged at two ends of the lower template (13), a lower base plate (20) is arranged below the lower template (13), a lower die base (21) is arranged below the lower base plate (20), an outer guide post (22) is arranged on the upper surface of the lower die base (21), a lower limit post (23) is arranged on the side edge of the outer guide post (22), a punching machine table (24) is arranged below the lower die base (21), and a rectangular groove (25) is formed in the bottom of the punching machine table (24).

2. The high-efficiency composite stamping die of claim 1, wherein: the stripping spring (5) is fixedly arranged between the stripping plate (4) and the upper base plate (6).

3. The high-efficiency composite stamping die of claim 1, wherein: the punch (7) is fixedly arranged on the upper base plate (6), and the punch (7) penetrates through the stripper plate (4) and the upper template (1).

4. The high-efficiency composite stamping die of claim 1, wherein: the outer guide column groove (8) is fixedly arranged on the upper die holder (10), the outer guide column (22) is fixedly arranged on the lower die holder (21), and the positions of the outer guide column groove (8) and the outer guide column (22) are mirror symmetry.

5. The high-efficiency composite stamping die of claim 1, wherein: the inner guide post (3) is fixedly arranged on the upper base plate (6), the inner guide post groove (18) is formed in the upper surface of the lower die plate (13), and the sizes of the inner guide post (3) and the inner guide post groove (18) are matched.

6. The high-efficiency composite stamping die of claim 1, wherein: the punching hole (14) penetrates through the lower die plate (13), the lower base plate (20) and the lower die holder (21) and is communicated with the rectangular groove (25).

7. The high-efficiency composite stamping die of claim 1, wherein: the upper base plate (6) is fixed at the bottom of the upper die holder (10), and the lower base plate (20) is fixed at the top of the lower die holder (21).

8. The high-efficiency composite stamping die of claim 1, wherein: the floating pin base (17) is fixedly arranged on the lower base plate (20), the floating pin (15) penetrates through the lower base plate (20) and the lower die plate (13) to be exposed out of the upper surface of the lower die plate (13), and the top of the floating pin (15) is in an H-shaped shape formed by stacking three sections of cylinders.