CN221109532U - Stamping die convenient to unloading - Google Patents

Abstract

The utility model discloses a stamping die convenient for blanking, which comprises a lower die holder, an upper die holder, a stamping head, a lower die and a blanking plate, wherein guide posts are fixedly arranged at four corners above the lower die holder, the top of each guide post is fixedly provided with the upper die holder, a die shank is fixedly arranged at the center of the top of the upper die holder, the stamping head is fixedly arranged at the bottom of the upper die holder, a reset spring is sleeved on a push rod, a lug is fixedly arranged above a top plate, the output end of each hydraulic cylinder is fixedly connected with the blanking plate, and the blanking plate is fixedly arranged at the upper left of the lower die holder. According to the utility model, through the arrangement of the pushing plate and the blanking plate, when the workpiece protrudes in the pressing groove, the pushing plate can push the workpiece to the blanking plate under the driving action of the hydraulic cylinder, so that the workpiece can slide down in a proper direction according to the inclination angle of the blanking plate, automatic blanking of the workpiece is realized, and the danger of manual material taking of staff is reduced.

Description

Stamping die convenient to unloading

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a stamping die convenient for blanking.

Background

The stamping is a forming processing method for a workpiece (stamping part) with a required shape and size by applying external force to plates, strips, pipes, sectional materials and the like by a press machine and a die to make the plates, the strips, the pipes, the sectional materials and the like plastically deform or separate, and the stamping head and the pressing groove are matched to realize stamping when the stamping die is used for stamping a metal part.

The existing stamping die is inconvenient for blanking, for example, a stamping die disclosed in application number CN201120530776.6 is matched with a female die to stamp a material sheet, but after the stamping die is used for stamping the material sheet, an operator is required to take out a product from the female die by hands or by means of equipment, the operation is troublesome, and in the process of taking the material, the operator possibly generates a plurality of potential safety hazards due to concentration or illegal operation, and meanwhile, the production efficiency of the product is reduced due to manual material taking.

Therefore, it is necessary to invent a stamping die which is convenient for blanking to solve the above problems.

Disclosure of Invention

The utility model aims to provide a stamping die convenient for blanking, which solves the problems that blanking is inconvenient and the danger is high in use in the technology.

In order to achieve the above object, the present utility model provides the following technical solutions: the utility model provides a stamping die convenient to unloading, includes die holder, upper die base, stamping head, bed die and flitch, four corner fixed mounting in top of die holder have the guide pillar, the top fixed mounting of guide pillar has the upper die base, the top center department fixed mounting of upper die base has the die shank, the bottom fixed mounting of upper die base has the stamping head, the top fixed mounting of die holder has the base, the top fixed mounting of base has the bed die, the inboard bottom fixed mounting of base has the support, the top fixedly connected with sleeve of support, telescopic inside is provided with the ejector pin, the cover is provided with reset spring on the ejector pin, the top fixed mounting of ejector pin has the roof, the top fixed mounting of roof has the lug, the upper right side fixed mounting of die holder has the support frame, the top fixed mounting of support frame has the pneumatic cylinder, the output fixedly connected with ejector plate of pneumatic cylinder, the upper left side fixed mounting of die holder has the flitch.

Preferably, a lower die is arranged right below the stamping head, a pressing groove is formed in the position, corresponding to the stamping head and the lower die, of the stamping head, and the stamping head and the pressing groove are of the same shape and structure.

Preferably, the sleeve is in sliding connection with the ejector rod, the sleeve and the ejector rod are provided with 5, a first limiting plate is fixedly arranged at the top of the sleeve, a second limiting plate is fixedly arranged above the ejector rod, and the ejector rod penetrates through the first limiting plate and the second limiting plate.

Preferably, a reset spring is arranged between the first limiting plate and the second limiting plate, one end of the reset spring is fixedly connected with the top of the first limiting plate, and the other end of the reset spring is fixedly connected with the bottom of the second limiting plate.

Preferably, the top plate and the protruding blocks are arranged in the lower die, and the outer wall of the top plate is in sliding connection with the inner wall of the lower die.

Preferably, the bump and the pressing groove are of the same shape, a certain gap exists between the outer wall of the bump and the inner wall of the pressing groove, and the size of the bump is smaller than that of the pressing groove.

Preferably, the stripper plate is arranged on the left side of the lower die, the stripper plate is of a rectangular structural design, and the bottom surface of the stripper plate is not contacted with the top surface of the lower die.

Preferably, the blanking plate is arranged on the right side of the lower die, and the center line of the blanking plate and the center line of the pushing plate are mutually overlapped.

In the technical scheme, the utility model has the technical effects and advantages that:

1. Through the arrangement of the ejector rod and the convex block, when the stamping head stamps the workpiece, the stamping head extrudes the convex block, the top plate and the ejector rod, so that the ejector rod descends and retracts into the sleeve, after stamping is finished, the ejector rod is restored to the original state and reset under the elastic action of the reset spring, and the top plate and the convex block are sprung upwards, so that the convex block can jack the workpiece, and the blanking of the workpiece is facilitated;

2. Through the setting of flitch and flitch, when the work piece is protruding in the indent inside, the flitch can be with work piece propelling movement to flitch department under the driving action of pneumatic cylinder to the work piece can slide down according to the inclination of flitch, has realized the automatic unloading of work piece from this, has reduced the danger that the staff got the material by hand.

Drawings

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

FIG. 2 is a schematic view showing a split structure of a base and a lower mold according to the present utility model;

FIG. 3 is a schematic perspective view of a bracket according to the present utility model;

FIG. 4 is a schematic view of a sleeve in a cross-sectional perspective structure according to the present utility model;

fig. 5 is a schematic perspective view of a support frame and a hydraulic cylinder according to the present utility model.

Reference numerals illustrate:

1. a lower die holder; 2. a guide post; 3. an upper die holder; 4. a die handle; 5. punching heads; 6. a base; 7. a lower die; 8. pressing a groove; 9. a bracket; 10. a sleeve; 11. a first limiting plate; 12. a push rod; 13. a second limiting plate; 14. a return spring; 15. a top plate; 16. a bump; 17. a support frame; 18. a hydraulic cylinder; 19. a pushing plate; 20. and (5) blanking plates.

Detailed Description

In order to make the technical scheme of the present utility model better understood by those skilled in the art, the present utility model will be further described in detail with reference to the accompanying drawings.

The utility model provides a stamping die convenient for blanking, which is shown in fig. 1-5, and comprises a lower die holder 1, wherein guide posts 2 are fixedly arranged at four corners above the lower die holder 1, an upper die holder 3 is fixedly arranged at the top of the guide posts 2, a die shank 4 is fixedly arranged at the center of the top of the upper die holder 3, a stamping head 5 is fixedly arranged at the bottom of the upper die holder 3, a lower die 7 is arranged right below the stamping head 5, a pressing groove 8 is arranged at the corresponding position of the stamping head 5 and the lower die 7, the stamping head 5 and the pressing groove 8 are of the same shape structure, a base 6 is fixedly arranged above the lower die holder 1, a lower die 7 is fixedly arranged above the base 6, a support 9 is fixedly arranged at the inner bottom of the base 6, a sleeve 10 is fixedly connected above the support 9, a push rod 12 is arranged inside the sleeve 10, a reset spring 14 is sleeved on the push rod 12, a top plate 15 is fixedly arranged at the top of the push rod 12, a bump 16 is fixedly arranged above the top plate 15, the bump 16 and the pressing groove 8 are of the same shape structure, a certain gap between the outer wall of the bump 16 and the pressing groove 8 and the inner wall of the pressing groove 8 is formed, and the size of the pressing groove 16 is smaller than that of the support frame 17 is fixedly arranged above the base 1.

The sleeve 10 is in sliding connection with the ejector rods 12, 5 sleeves 10 and the ejector rods 12 are arranged, a first limiting plate 11 is fixedly arranged at the top of the sleeve 10, a second limiting plate 13 is fixedly arranged above the ejector rods 12, the ejector rods 12 penetrate through the first limiting plate 11 and the second limiting plate 13, a reset spring 14 is arranged between the first limiting plate 11 and the second limiting plate 13, one end of the reset spring 14 is fixedly connected with the top of the first limiting plate 11, the other end of the reset spring 14 is fixedly connected with the bottom of the second limiting plate 13, a top plate 15 and a protruding block 16 are arranged inside the lower die 7, and sliding connection is arranged between the outer wall of the top plate 15 and the inner wall of the lower die 7.

The top fixed mounting of support frame 17 has pneumatic cylinder 18, and the output fixedly connected with of pneumatic cylinder 18 pushes away flitch 19, and the upper left side fixed mounting of die holder 1 has blanking plate 20, pushes away flitch 19 setting in the left side of bed die 7, pushes away flitch 19 and is rectangular structural design, and the bottom surface of pushing away flitch 19 does not contact with the top surface of bed die 7, and blanking plate 20 setting is on the right side of bed die 7, and the central line of blanking plate 20 and the central line of pushing away flitch 19 coincide each other.

The working principle of the utility model is as follows:

Referring to the accompanying drawings 1-4 of the specification, when the device is used, firstly, a workpiece to be punched is placed at a pressing groove 8 of a lower die 7, and when the die is closed, a press drives a die shank 4 and a guide post 2 to move downwards, so that a punching head 5 enters the inside of the pressing groove 8 to punch the workpiece, and raw materials are punched to form a product;

After the stamping of the product is finished, the die is opened, the press drives the die shank 4 to move upwards, so that the stamping head 5 is separated from the pressing groove 8, and when the stamping head 5 stamps a workpiece, the stamping head 5 extrudes the lug 16, the top plate 15 and the ejector rod 12, so that the pressurized ejector rod 12 descends and retracts into the sleeve 10, and after the stamping is finished, the stamping head 5 is lifted, the ejector rod 12 is restored to the original state and reset under the elastic action of the reset spring 14, so that the top plate 15 and the lug 16 can be sprung upwards, and the lug 16 can jack the workpiece;

Referring to fig. 5 of the specification, when the device is used, the hydraulic cylinder 18 is started finally, the pushing plate 19 is driven to move leftwards through the hydraulic cylinder 18, so that the pushing plate 19 can push the workpiece protruding inside the pressing groove 8 to the blanking plate 20, and the workpiece can slide down along the position of the blanking plate 20 according to the inclination angle of the blanking plate 20, so that the convenience in blanking and automatic blanking of the stamping die are realized, the operation is simple and convenient, and the working efficiency of the stamping die is improved.

Claims (8)

1. Stamping die convenient to unloading, including die holder (1), upper die base (3), punching press head (5), bed die (7) and flitch (20), its characterized in that: four corner fixed mounting in top of die holder (1) have guide pillar (2), the top fixed mounting of guide pillar (2) has upper die base (3), the top center department fixed mounting of upper die base (3) has die shank (4), the bottom fixed mounting of upper die base (3) has ram head (5), the top fixed mounting of die holder (1) has base (6), the top fixed mounting of base (6) has bed die (7), the inboard bottom fixed mounting of base (6) has support (9), the top fixedly connected with sleeve (10) of support (9), the inside of sleeve (10) is provided with ejector pin (12), the cover is provided with reset spring (14) on ejector pin (12), the top fixed mounting of ejector pin (12) has roof (15), the top fixed mounting of roof (15) has lug (16), the top fixed mounting of die holder (1) has support frame (17), the top fixed mounting of support frame (17) has lower mould (18), the fixed mounting of output jar (18) of lower die holder (1), the left side fixed mounting of delivery cylinder (20) has pneumatic cylinder (20).

2. The stamping die convenient for blanking according to claim 1, wherein: the stamping device is characterized in that a lower die (7) is arranged right below the stamping head (5), a pressing groove (8) is formed in the position, corresponding to the lower die (7), of the stamping head (5), and the stamping head (5) and the pressing groove (8) are of the same shape and structure.

3. The stamping die convenient for blanking according to claim 1, wherein: the novel sliding type lifting device is characterized in that the sleeve (10) is in sliding connection with the ejector rods (12), 5 sleeves (10) and the ejector rods (12) are arranged, a first limiting plate (11) is fixedly arranged at the top of the sleeve (10), a second limiting plate (13) is fixedly arranged above the ejector rods (12), and the ejector rods (12) penetrate through the first limiting plate (11) and the second limiting plate (13).

4. A stamping die convenient for blanking according to claim 3, characterized in that: a reset spring (14) is arranged between the first limiting plate (11) and the second limiting plate (13), one end of the reset spring (14) is fixedly connected with the top of the first limiting plate (11), and the other end of the reset spring (14) is fixedly connected with the bottom of the second limiting plate (13).

5. The stamping die convenient for blanking according to claim 4, wherein: the top plate (15) and the protruding blocks (16) are arranged in the lower die (7), and the outer wall of the top plate (15) is in sliding connection with the inner wall of the lower die (7).

6. The stamping die convenient for blanking according to claim 5, wherein: the bump (16) and the pressing groove (8) are of the same shape and structure, a certain gap exists between the outer wall of the bump (16) and the inner wall of the pressing groove (8), and the size of the bump (16) is smaller than that of the pressing groove (8).

7. The stamping die convenient for blanking according to claim 1, wherein: the material pushing plate (19) is arranged on the left side of the lower die (7), the material pushing plate (19) is of a rectangular structural design, and the bottom surface of the material pushing plate (19) is not contacted with the top surface of the lower die (7).

8. The stamping die convenient for blanking according to claim 1, wherein: the blanking plate (20) is arranged on the right side of the lower die (7), and the center line of the blanking plate (20) and the center line of the pushing plate (19) are mutually overlapped.