CN211839753U - Backing plate blanking die - Google Patents

Abstract

The utility model discloses a backing plate blanking die relates to the blanking die field, this backing plate blanking die, including die shank and lower bolster, the top of lower bolster is provided with the die, the position department that the die shank surface is close to the bottom is provided with the die shank fixed plate, the bottom of die shank fixed plate is provided with punch plate, terrace die and guide pillar respectively, punch plate's bottom is provided with the rubber pad, the bottom of rubber pad is provided with the stripper, punch plate, rubber pad and stripper all activity cup joint the surface at the terrace die, the bottom of guide pillar runs through punch plate, rubber pad and stripper in proper order and extends to the inside of die, the inner wall and the top of die all with the surface swing joint of finished piece, the inside activity of die is inlayed and is kept off the material round pin. The utility model discloses a set up guide pillar, rubber pad, stripper and striker pin, solved the product shape that blanking die blanking came out and need satisfy slick and sly bright and clean, the problem of neat warpage-free standard.

Description

Backing plate blanking die

Technical Field

The utility model relates to a blanking die technical field specifically is a backing plate blanking die.

Background

The base plate is an automobile accessory, the base plate accessory is produced in batch, workpieces are punched on an accessory plate through a blanking die, a male die is pressed with a female die in a blanking process, the male die is used for blanking, the inner wall of the female die belongs to a knife edge, the male die is used as a punch for punching the appearance of a product at the knife edge of the female die, the appearance of the product is punched from the plate, and the base plate blanking die is provided in order to guarantee that the punched product is complete in shape, smooth, clean, tidy and free of warping.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a backing plate blanking die has solved the product shape that blanking die blanking comes and need satisfy slick and sly bright and clean, the neat problem of warping standard of not having.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a base plate blanking die comprises a die shank and a lower die plate, wherein a female die is arranged at the top of the lower die plate, a die shank fixing plate is arranged at a position, close to the bottom, of the surface of the die shank, a male die fixing plate, a male die and a guide pillar are respectively arranged at the bottom of the die shank fixing plate, a rubber pad is arranged at the bottom of the male die fixing plate, a discharging plate is arranged at the bottom of the rubber pad, the male die fixing plate, the rubber pad and the discharging plate are movably sleeved on the surface of the male die, the bottom of the guide pillar sequentially penetrates through the male die fixing plate, the rubber pad and the discharging plate and extends into the female die, the inner wall and the top of the female die are movably connected with the surface of a workpiece, a stop pin is movably embedded in the female die, a spring is movably sleeved on the surface of the stop pin, the spring penetrates through the female die and is movably, the spring is fixedly connected to the bottom of the inner wall of the guide groove.

Preferably, the number of the guide posts is two, and the two guide posts are symmetrically distributed by taking the axis of the die shank as a symmetry axis.

Preferably, the punch plate, the rubber pad, the stripper plate and the die are provided with guide holes at positions corresponding to the guide posts.

Preferably, the number of the stop pins is three.

(III) advantageous effects

The utility model provides a backing plate blanking die possesses following beneficial effect:

the utility model has the advantages that the guide pillar, the rubber pad, the stripper plate and the stop pin are arranged, a workpiece is placed in the middle of the three stop pins, the stop pin can limit the workpiece, the workpiece can not rock and shift during blanking, the workpiece is pressed by the stripper plate and the top of the female die, the stripper plate plays a role in pressing materials, the problem that the redundant workpiece materials are sunk to the position of the female die knife edge during blanking to cause the warping of the redundant materials during blanking is avoided, or the blanking at the position of the female die knife edge is incomplete, the die handle drives the male die to movably guide in the guide hole through the guide pillar when the male die is driven to move up and down, the bottom of the male die is ensured to be positioned more accurately at the position of the female die knife edge, the blanking is smooth without obstruction, the one-time blanking is ensured, the aims of fluent blanking, no burr and smoothness are fulfilled, and the problem that the shape of a product punched by a blanking die needs to meet the standard of smoothness, tidiness and no warpage is solved.

Drawings

FIG. 1 is a front sectional view of the present invention;

FIG. 2 is a top view of the inventive article;

FIG. 3 is a top view of the female mold of the present invention;

FIG. 4 is a front sectional view of the female mold of the present invention;

FIG. 5 is a top view of the stripper plate of the present invention;

FIG. 6 is a top view of the male mold plate of the present invention;

FIG. 7 is a front sectional view of the male die fixing plate of the present invention;

fig. 8 is a front sectional view of the die shank fixing plate of the present invention.

In the figure: 1. a die shank; 2. a lower template; 3. a female die; 4. a die shank fixing plate; 5. a male die fixing plate; 6. a male die; 7. a guide post; 8. a rubber pad; 9. a stripper plate; 10. manufacturing a workpiece; 11. a material blocking pin; 12. a spring; 13. a guide groove; 14. and (4) a guide hole.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-8, the utility model provides a technical solution: a backing plate blanking die comprises a die handle 1 and a lower die plate 2, wherein a female die 3 is arranged at the top of the lower die plate 2, a die handle fixing plate 4 is arranged at a position, close to the bottom, of the surface of the die handle 1, a male die fixing plate 5, a male die 6 and a guide pillar 7 are respectively arranged at the bottom of the die handle fixing plate 4, a rubber pad 8 is arranged at the bottom of the male die fixing plate 5, a discharging plate 9 is arranged at the bottom of the rubber pad 8, the male die fixing plate 5, the rubber pad 8 and the discharging plate 9 are movably sleeved on the surface of the male die 6, the bottom of the guide pillar 7 sequentially penetrates through the male die fixing plate 5, the rubber pad 8 and the discharging plate 9 and extends into the female die 3, the inner wall and the top of the female die 3 are movably connected with the surface of a workpiece 10, the workpiece 10 is a material plate, a plurality of backing plates are blanke, spring 12 runs through die 3 and swing joint in the inside of lower bolster 2, and guide way 13 has been seted up to the position department that the corresponding spring 12 in lower bolster 2 top, and spring 12 fixed connection is in the bottom of guide way 13 inner wall, and the inner wall shape size of die 3, punch plate 5 and stripper 9 is all the same.

As a technical optimization scheme of the utility model, the quantity of guide pillar 7 is two, and two guide pillars 7 use the axis of die shank 1 to be symmetry axis symmetric distribution, and inside guide pillar 7 swing joint the guide hole 14, the vertical setting of guide pillar 7.

As a technical optimization scheme, punch plate 5, rubber pad 8, stripper 9 and 3 positions departments that correspond guide pillar 7 on the surface of die have all seted up guiding hole 14, and the guiding hole 14 that same guide pillar 7 corresponds is located same vertical face.

As the utility model discloses a technical optimization scheme, the quantity that keeps off material round pin 11 is three, and die 3 corresponds three position department that keeps off material round pin 11 and is provided with the pinhole, guarantees to keep off the vertical distribution of material round pin 11 and just can not rock in die 3 inside.

When the blanking die is used, the uniform gap between the female die 3 and the male die 6 is ensured during blanking, the male die 6 is fixed at the bottom of the die handle 1 by using bolts more than M10, a workpiece 10 is placed in the gap between the female die 3 and the male die 6 and clamped between the three stop pins 11, the workpiece 10 is ensured to be flat, the stop pins 11 can limit the workpiece 10, the workpiece 10 is ensured not to rock and shift during blanking, the workpiece 10 is tightly pressed by the discharge plate 9 and the top of the female die 3 during blanking, the workpiece 10 at the knife edge of the female die 3 is blanked at the bottom of the male die 6, the workpiece 10 at the knife edge is blanked, the discharge plate 9 plays a role in material pressing, the problem that the redundant material 10 is sunken towards the knife edge of the female die 3 during blanking to cause the warping of the redundant material during blanking, or the workpiece is blocked at the knife edge of the female die 3, and the guide post 7 is movably guided in the guide hole 14 when, the bottom of the male die 6 is positioned at the position of the knife edge of the female die 3 more accurately, blanking is smooth without obstruction, one-time blanking is guaranteed, and the aims of fluent blanking, no burr and smoothness are fulfilled.

To sum up can, the utility model discloses a set up guide pillar 7, rubber pad 8, stripper 9 and keep off the material round pin 11, solved the product shape that blanking die blanking came out and need satisfy slick and sly bright and clean, the problem of neat warpage-free standard.

It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (4)

1. The utility model provides a backing plate blanking die, includes die shank (1) and lower bolster (2), its characterized in that: the die is characterized in that a female die (3) is arranged at the top of the lower die plate (2), a die shank fixing plate (4) is arranged at a position, close to the bottom, of the surface of the die shank (1), a male die fixing plate (5), a male die (6) and a guide pillar (7) are arranged at the bottom of the die shank fixing plate (4), a rubber pad (8) is arranged at the bottom of the male die fixing plate (5), a discharge plate (9) is arranged at the bottom of the rubber pad (8), the male die fixing plate (5), the rubber pad (8) and the discharge plate (9) are movably sleeved on the surface of the male die (6), the bottom of the guide pillar (7) sequentially penetrates through the male die fixing plate (5), the rubber pad (8) and the discharge plate (9) and extends to the inside of the female die (3), the inner wall and the top of the female die (3) are movably connected with the surface of a workpiece (10), spring (12) have been cup jointed in the surface activity of striker pin (11), spring (12) run through die (3) and swing joint in the inside of lower bolster (2), guide way (13) have been seted up to the position department that lower bolster (2) top corresponds spring (12), spring (12) fixed connection is in the bottom of guide way (13) inner wall.

2. The die for blanking a base plate according to claim 1, wherein: the number of the guide posts (7) is two, and the two guide posts (7) are symmetrically distributed by taking the axis of the die shank (1) as a symmetry axis.

3. The die for blanking a base plate according to claim 1, wherein: and guide holes (14) are formed in the positions, corresponding to the guide columns (7), on the surfaces of the male die fixing plate (5), the rubber pad (8), the discharging plate (9) and the female die (3).

4. The die for blanking a base plate according to claim 1, wherein: the number of the material blocking pins (11) is three.

Images