CN210586722U - Fine blanking and stretching die - Google Patents

Abstract

The utility model relates to a fine blanking and drawing die, which comprises a lower die holder and an upper die holder, wherein the bottom of the lower die holder is symmetrically and fixedly provided with pad feet, the bottom of the pad feet is fixedly provided with a press plate, the top surface of the lower die holder is positioned at four corners of the lower die holder and is fixedly connected with a guide plate through hexagon socket head cap bolts, the top of the guide plate is fixedly provided with guide pillars, the trouble that the prior fine blanking process is required for punching and then the drawing process is carried out is solved, two sets of dies are optimized into a set of fine blanking and drawing die, the cost and the time are saved, the production efficiency is improved, the guide between the lower die holder and the upper die holder is guided through the guide pillars on the lower die holder and the limiting guide sleeves on the upper die holder, the lateral force is prevented from being applied to the die during working, the abrasion of parts can be reduced, the service life of the die can, can prevent the dislocation between the upper die holder and the lower die holder.

Description

Fine blanking and stretching die

Technical Field

The utility model relates to a fine blanking drawing die belongs to mould technical field.

Background

The existing fine blanking and stretching die needs to be subjected to fine blanking and then stretching, two sets of dies and two sets of stamping equipment are needed to be used, not only are more dies completed, but also machine tool equipment and die repairing personnel are occupied, and the turnover time between the processes is shortened, so that the cost of developing the die is improved, more equipment and labor are also occupied in the debugging process, the production efficiency is reduced, and further improvement is needed.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to overcome the existing defects, provide a fine blanking and stretching die, solve the existing trouble that the fine blanking process is needed and then the stretching process is needed, optimize two sets of dies into one set of fine blanking and stretching die, save the cost and time, meanwhile, the production efficiency is improved, the lower die holder and the upper die holder are guided by the guide post on the lower die holder and the limiting guide sleeve on the upper die holder, can prevent the die from being acted by lateral force during working, reduce the abrasion of parts, delay the service life of the die, the upper die base can be guided by the matching work of the limiting groove and the inner guide post, can prevent to misplace between upper die base and the die holder, can fix a position between upper die base and the die holder through setting up draw-in groove and reference column, can improve the punching press accuracy, can effectively solve the problem among the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

a fine blanking and stretching die comprises a lower die holder and an upper die holder, wherein pad feet are symmetrically and fixedly arranged at the bottom of the lower die holder, a press plate is fixedly arranged at the bottom of the pad feet, a guide plate is symmetrically and fixedly connected to the top surface of the lower die holder at four corners of the lower die holder through hexagon socket head cap bolts, guide pillars are fixedly arranged at the top of the guide plate, a lower cushion plate is fixedly arranged on the top surface of the lower die holder, a lower clamp plate is fixedly arranged at the top of the lower cushion plate, the lower clamp plate is connected with a lower die plate through hexagon socket head cap bolts, a lower stripper plate is arranged in the lower die plate and is ejected out through a nitrogen spring in a floating manner, a forming male die is arranged in the lower stripper plate, upper and outer limiting columns are symmetrically and fixedly arranged on the bottom surface of the upper die holder, limiting guide sleeves are symmetrically and fixedly arranged on two sides of the upper, the upper die plate is arranged at the bottom of the upper base plate, an upper stripping plate is arranged in the upper die plate and is ejected out through a rectangular spring in a floating mode, a forming female die is arranged in the upper stripping plate, and an inner top is fixedly arranged on the surface of the bottom of the forming female die.

Furthermore, limiting grooves are symmetrically formed in the four corners of the top surface of the lower template in a digging mode.

Furthermore, inner guide posts are symmetrically and fixedly arranged on the bottom surface of the upper template at four corners of the upper template.

Furthermore, clamping grooves are symmetrically formed in the bottom surface of the upper template in a dug mode.

Furthermore, positioning columns are symmetrically and fixedly arranged on the top surface of the lower template.

Further, the lower die base and the outer side of the upper die base are respectively and symmetrically fixedly provided with a lower hanging ring and an upper hanging ring.

The utility model discloses beneficial effect: the utility model relates to a smart tensile mould that dashes, the puzzlement of current needs punching press to carry out the smart process of dashing and carry out tensile process again has been solved, optimize two sets of moulds into one set of smart tensile mould that dashes, save cost and time, the efficiency of production has still been improved simultaneously, guide pillar and the spacing guide pin bushing guide on the upper die base on through the guide pillar on the die holder between die holder and the upper die base, can prevent the effect of mould work in by the side direction power, can reduce the wearing and tearing of part, can postpone the life-span of mould, through setting up spacing groove and interior guide pillar, spacing groove can lead the upper die base with interior guide pillar cooperation work, can prevent to misplace between upper die base and the die holder, can fix a position between upper die base and the die holder through setting up draw-in groove and reference.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

Fig. 1 is a top view of the lower die holder of the fine blanking and drawing die of the present invention.

Fig. 2 is a bottom view of the upper die base of the fine blanking and stretching die of the present invention.

Reference numbers in the figures: 1. a lower die holder; 2. an upper die holder; 3. a foot pad; 4. a press plate; 5. a guide plate; 6. a guide post; 7. a lower base plate; 8. a lower splint; 9. a lower template; 10. removing the plate; 11. forming a male die; 12. an upper outer limiting column; 13. a limiting guide sleeve; 14. an upper base plate; 15. mounting a template; 16. an upper stripping plate; 17. forming a female die; 18. a limiting groove; 19. an inner guide post; 20. a card slot; 21. a positioning column; 22. a lower lifting ring; 23. and (6) lifting a ring.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

As shown in fig. 1-2, a fine blanking and drawing die comprises a lower die holder 1 and an upper die holder 2, wherein the bottom of the lower die holder 1 is symmetrically and fixedly provided with pad feet 3, the bottom of the pad feet 3 is fixedly provided with a press plate 4, the top surface of the lower die holder 1 is positioned at four corners and is symmetrically and fixedly connected with a guide plate 5 through hexagon socket head cap bolts, the top of the guide plate 5 is fixedly provided with guide posts 6, the guide posts 6 can prevent the die from being affected by lateral force during operation, reduce the abrasion of parts and prolong the service life of the die, the top surface of the lower die holder 1 is fixedly provided with a lower cushion plate 7, the top of the lower cushion plate 7 is fixedly provided with a lower clamp plate 8, the top of the lower clamp plate 8 is connected with a lower die plate 9 through hexagon socket head cap bolts, a lower stripper plate 10 is arranged inside the lower die plate 9, the lower stripper plate 10 floats and is ejected, the fixed outer spacing post 12 that is equipped with of 2 bottom surface symmetries of upper die base, the fixed spacing guide pin bushing 13 that is equipped with of 12 bilateral symmetry of outer spacing post of going up, 2 bottom surfaces of upper die base are located the fixed upper padding plate 14 that is equipped with in 12 one side of outer spacing post, 14 bottoms of upper padding plate are equipped with cope match- plate pattern 15, 15 inside stripper plates 16 that are equipped with of cope match-plate pattern, just it is ejecting through rectangular spring for floating to go up stripper plates 16, it is equipped with shaping die 17 to go up stripper plates 16 inside, just 17 bottom surface fixity of shaping die is equipped with interior top.

The top surface of the lower template 9 is symmetrically provided with limiting grooves 18 in four corners, the bottom surface of the upper template 15 is symmetrically and fixedly provided with inner guide posts 19 in four corners, the limiting grooves 18 and the inner guide posts 19 are arranged, the upper template 2 can be guided by the matching work of the limiting grooves 18 and the inner guide posts 19, the upper template 2 and the lower template 1 can be prevented from being dislocated, the bottom surface of the upper template 15 is symmetrically provided with clamping grooves 20 in an excavating mode, the top surface of the lower template 9 is symmetrically and fixedly provided with positioning posts 21, the upper template 2 and the lower template 1 can be positioned by the arrangement of the clamping grooves 20 and the positioning posts 21, the stamping accuracy can be improved, and the outer sides of the lower template 1 and the outer side of the upper template 2 are respectively and symmetrically and fixedly provided with lower hanging.

The utility model discloses the theory of operation: two sets of moulds are optimized into one set of fine blanking and stretching mould, the cost and the time are saved, meanwhile, the production efficiency is also improved, the upper die base 2 is controlled by a machine tool to lift, fine blanking and stretching can be carried out on parts to be processed, the operation is convenient, the guide is carried out between the lower die base 1 and the upper die base 2 through the guide pillar 6 on the lower die base 1 and the limiting guide sleeve 13 on the upper die base 2, the action of lateral force on the working of the moulds can be prevented, the abrasion of the parts can be reduced, the service life of the moulds can be prolonged, the limiting groove 18 and the inner guide pillar 19 can guide the upper die base 2, and the dislocation between the upper die base 2 and the lower die.

The above is the preferred embodiment of the present invention, and the technical personnel in the field of the present invention can also change and modify the above embodiment, therefore, the present invention is not limited to the above specific embodiment, and any obvious improvement, replacement or modification made by the technical personnel in the field on the basis of the present invention all belong to the protection scope of the present invention.

Claims (6)

1. The utility model provides a fine blanking drawing die, includes die holder (1) and upper die base (2), its characterized in that: the bottom of the lower die holder (1) is symmetrically and fixedly provided with pad feet (3), the bottom of the pad feet (3) is fixedly provided with a press plate (4), the top surface of the lower die holder (1) is positioned at four corners of the lower die holder and is symmetrically and fixedly connected with guide plates (5) through hexagon socket head cap bolts, the top of each guide plate (5) is fixedly provided with a guide pillar (6), the top surface of the lower die holder (1) is fixedly provided with a lower padding plate (7), the top of each lower padding plate (7) is fixedly provided with a lower clamping plate (8), the top of each lower clamping plate (8) is connected with a lower die plate (9) through hexagon socket head cap bolts, a lower stripper plate (10) is arranged inside the lower die plate (9), the lower stripper plate (10) floats and is ejected out through a nitrogen spring, a forming male die (11) is arranged inside the lower stripper plate (10), and upper and outer, go up outer spacing post (12) bilateral symmetry and fixedly being equipped with spacing guide pin bushing (13), upper die base (2) bottom surface is located upper outer spacing post (12) one side and fixedly is equipped with upper padding plate (14), upper padding plate (14) bottom is equipped with cope match-plate pattern (15), cope match-plate pattern (15) inside is equipped with takes off board (16), just it is ejecting through rectangular spring for floating to go up to take off board (16), it is equipped with shaping die (17) to go up to take off board (16) inside, just shaping die (17) bottom fixed surface is equipped with interior top.

2. The fine blanking drawing die of claim 1, wherein: limiting grooves (18) are symmetrically formed in the four corners of the top surface of the lower template (9).

3. The fine blanking drawing die of claim 1, wherein: inner guide posts (19) are symmetrically and fixedly arranged on the bottom surface of the upper template (15) at the four corners of the upper template.

4. The fine blanking drawing die of claim 1, wherein: the bottom surface of the upper template (15) is symmetrically dug with clamping grooves (20).

5. The fine blanking drawing die of claim 1, wherein: and positioning columns (21) are symmetrically and fixedly arranged on the top surface of the lower template (9).

6. The fine blanking drawing die of claim 1, wherein: and the outer sides of the lower die holder (1) and the upper die holder (2) are respectively and symmetrically fixedly provided with a lower lifting ring (22) and an upper lifting ring (23).

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