CN216150794U

CN216150794U - Smooth no burr metal machining mould in surface

Info

Publication number: CN216150794U
Application number: CN202121803144.2U
Authority: CN
Inventors: 丁李晶
Original assignee: Shanghai Jinshan Tenwin Mould Co ltd
Current assignee: Shanghai Jinshan Tenwin Mould Co ltd
Priority date: 2021-08-04
Filing date: 2021-08-04
Publication date: 2022-04-01
Anticipated expiration: 2031-08-04

Abstract

The utility model discloses a metal processing die with a smooth surface and no burr, which relates to the technical field of metal processing dies and comprises a base, wherein the top end of the base is fixedly connected with a fixed station, the top end of the fixed station is provided with an upper die base, a pressing plate is arranged between the upper die base and the fixed station, two sides of the top end of the fixed station are fixedly connected with limiting columns, the limiting columns penetrate through the pressing plate through second through holes, the limiting columns penetrate through the upper die base through first through holes, springs are sleeved on the outer sides of the limiting columns, two sides of the fixed station are respectively provided with a first air cylinder, the bottom end of the first air cylinder is fixedly connected with the base, a piston rod of the first air cylinder is fixedly connected with the upper die base, the middle part of the bottom end of the upper die base is fixedly connected with a first stamping head, and the middle part of the pressing plate is provided with a limiting through hole. The utility model solves the problems that the existing metal processing mould with smooth surface and no burr has low deburring efficiency and the fallen burr is inconvenient to clean.

Description

Smooth no burr metal machining mould in surface

Technical Field

The utility model relates to the technical field of metal processing dies, in particular to a metal processing die with a smooth surface and no burrs.

Background

When the existing die is used for punching production of a product with a special structure, the punch is arranged in the upper die of the die during production of the product, the punching action is carried out from top to bottom, the surface of the contour line of the product, which is contacted with the punch, of the produced product has no burrs, but the contour line of the back surface has the burrs, and a client requires that the contour line of the back surface has no burrs, but the special structure of the product cannot reversely punch the product, so that the production efficiency and the quality of the product are reduced by the subsequent deburring process.

In chinese utility model patent application no: the utility model discloses an extrusion burr mould in CN201921871323.2, this extrusion burr mould, including last module and lower module, go up the module and include from last upper die base that sets gradually down, the upper padding plate with take off the flitch, lower module includes from last lower bolster that sets gradually down, lower padding plate and die holder, be equipped with the slider fixing base on the lower bolster, be equipped with the direction inclined plane that the flitch was taken off to the orientation on slider fixing base one side, be equipped with the slide rail that extends along the incline direction on the direction inclined plane, and can follow the slider of slide rail removal, be equipped with the side on the upper surface of slider and push away the step. This extrusion burr mould presses the burr to the work piece surface through the slider, and burring efficiency is lower, and the burr that the part dropped simultaneously is inconvenient to be cleared up, easily influences next burr operation.

Therefore, it is necessary to provide a smooth-surfaced burr-free metal working mold to solve the above problems.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims to: the utility model provides a metal processing mold with a smooth surface and no burr, aiming at solving the problems that the existing metal processing mold with a smooth surface and no burr is low in deburring efficiency and the fallen burr is inconvenient to clean.

(II) technical scheme

The utility model specifically adopts the following technical scheme for realizing the purpose:

a metal processing die with smooth surface and no burr comprises a base, wherein a fixed table is fixedly connected to the top end of the base, an upper die base is arranged at the top end of the fixed table, a pressing plate is arranged between the upper die base and the fixed table, limiting columns are fixedly connected to two sides of the top end of the fixed table, penetrate through the pressing plate through second through holes, penetrate through the upper die base through first through holes, springs are sleeved on the outer sides of the limiting columns, first air cylinders are arranged on two sides of the fixed table, the bottom end of each first air cylinder is fixedly connected with the base, piston rods of the first air cylinders are fixedly connected with the upper die base, a first punching head is fixedly connected to the middle of the bottom end of the upper die base, limiting through holes are formed in the middle of the pressing plate, a movable die is arranged on the inner side of the fixed table, limiting sliding blocks are fixedly connected to two sides of the movable die, and limiting sliding grooves are formed in the inner side of the fixed table, the limiting sliding groove is matched with the limiting sliding block, a second air cylinder is arranged at the bottom end of the limiting sliding block, the bottom end of the second air cylinder is fixedly connected with the base, a piston rod of the second air cylinder is fixedly connected with the limiting sliding block, a deburring component is arranged in the middle of the top end of the base, the deburring component comprises a second punching head, a limiting barrel and a third air cylinder, the limiting barrel is fixedly connected with the base, the limiting barrel is slidably connected with the second punching head, the third air cylinder is arranged on the inner side of the limiting barrel, the third air cylinder is fixedly connected with the base, and a piston rod of the third air cylinder is fixedly connected with the bottom end of the second punching head.

Furthermore, the first through hole and the second through hole are matched with the limiting column, and the upper die base and the pressing plate are connected with the limiting column in a sliding mode.

Furthermore, one end of the spring is fixedly connected with the upper die base, and the other end of the spring is fixedly connected with the pressing plate.

Further, the diameter of the first punching head is matched with that of the through hole in the middle of the movable die, and the diameter of the second punching head is matched with that of the first punching head.

Furthermore, the top end of the movable mold and the top end of the fixed table are located in the same plane, and the movable mold is connected with the fixed table in a sliding mode.

Further, the positions of the first punching head and the second punching head correspond to the position of the movable die.

Furthermore, an inclined plane is formed in the outer side of the top end of the second stamping head, an air outlet hole is formed in the middle of the inclined plane, and an air conveying cavity is formed in the inner side of the second stamping head.

Furthermore, the air transmission cavity is communicated with the air outlet, and one end of the air transmission cavity, which is far away from the air outlet, is fixedly connected with an air transmission hose.

(III) advantageous effects

The utility model has the following beneficial effects:

1. according to the utility model, through arranging the upper die holder, the pressing plate, the fixed table, the first punching head and the movable die, the workpiece is punched again from the bottom end of the workpiece under the action of the second punching head, so that burrs are reduced, and the problem of low deburring efficiency is solved.

2. According to the utility model, through arranging the inclined plane, the air outlet hole, the air conveying cavity and the air conveying hose, the generated scraps are cleaned through air flow, and the problem that fallen burrs are inconvenient to clean is solved.

Drawings

FIG. 1 is a perspective view of the structure of the present invention;

FIG. 2 is a schematic perspective cross-sectional view of the structure of the present invention;

FIG. 3 is a schematic side sectional view of the structure of the present invention;

fig. 4 is a schematic perspective cross-sectional view of the deburring assembly of the present invention.

Reference numerals: 1. an upper die holder; 2. a first cylinder; 3. a base; 4. pressing a plate; 5. a fixed table; 6. a limiting column; 7. a spring; 8. a limiting chute; 9. a limiting slide block; 10. a second cylinder; 11. a first through hole; 12. a second through hole; 13. a first punch; 14. a limiting through hole; 15. moving the mold; 16. a deburring component; 17. a bevel; 18. an air outlet; 19. a second punch; 20. an air delivery cavity; 21. a limiting cylinder; 22. a gas hose; 23. and a third cylinder.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example 1

Referring to fig. 1-4, a smooth-surface burr-free metal processing mold comprises a base 3, a fixed table 5 is fixedly connected to the top end of the base 3, an upper mold base 1 is arranged at the top end of the fixed table 5, a pressing plate 4 is arranged between the upper mold base 1 and the fixed table 5, limiting columns 6 are fixedly connected to both sides of the top end of the fixed table 5, the limiting columns 6 penetrate through the pressing plate 4 through second through holes 12, the limiting columns 6 penetrate through the upper mold base 1 through first through holes 11, the first through holes 11 and the second through holes 12 are matched with the limiting columns 6, the upper mold base 1 and the pressing plate 4 are both connected with the limiting columns 6 in a sliding manner, springs 7 are sleeved on the outer sides of the limiting columns 6, one ends of the springs 7 are fixedly connected with the upper mold base 1, the other ends of the springs 7 are fixedly connected with the pressing plate 4, first air cylinders 2 are arranged on both sides of the fixed table 5, the bottom ends of the first air cylinders 2 are fixedly connected with the base 3, piston rods of the first air cylinders 2 are fixedly connected with the upper mold base 1, the middle part of the bottom end of the upper die holder 1 is fixedly connected with a first punching head 13, the middle part of the pressing plate 4 is provided with a limiting through hole 14, the inner side of the fixed table 5 is provided with a movable die 15, the top end of the movable die 15 and the top end of the fixed table 5 are positioned in the same plane, the movable die 15 is in sliding connection with the fixed table 5, two sides of the movable die 15 are both fixedly connected with limiting slide blocks 9, the inner side of the fixed table 5 is provided with a limiting slide groove 8, the limiting slide groove 8 is matched with the limiting slide blocks 9, the bottom end of the limiting slide blocks 9 is provided with a second air cylinder 10, the bottom end of the second air cylinder 10 is fixedly connected with the base 3, a piston rod of the second air cylinder 10 is fixedly connected with the limiting slide blocks 9, the middle part of the top end of the base 3 is provided with a deburring component 16, the deburring component 16 consists of a second punching head 19, a limiting cylinder 21 and a third air cylinder 23, the diameter of the first punching head 13 is matched with the diameter of the through hole in the middle part of the movable die 15, the diameter of the second punching head 19 is matched with the diameter of the first punching head 13, the limiting cylinder 21 is fixedly connected with the base 3, the limiting cylinder 21 is slidably connected with the second punching head 19, the third cylinder 23 is arranged on the inner side of the limiting cylinder 21, the third cylinder 23 is fixedly connected with the base 3, a piston rod of the third cylinder 23 is fixedly connected with the bottom end of the second punching head 19, and the positions of the first punching head 13 and the second punching head 19 correspond to the position of the movable die 15.

In the embodiment, by arranging the upper die holder 1, the pressing plate 4, the fixed table 5, the first stamping head 13 and the movable die 15, when a workpiece is stamped, the workpiece is placed at the top end of the fixed table 5, the first cylinder 2 is started, the first cylinder 2 drives the pressing plate 4 to descend through the spring 7, under the action of the limiting column 6, the upper die holder 1 and the pressing plate 4 descend more stably, the workpiece is pressed and fixed at the top end of the fixed table 5 by the pressing plate 4, the first cylinder 2 continues to contract, the spring 7 is compressed under the stress, the first stamping head 13 moves downwards, the workpiece is blanked under the combined action of the movable die 15, the descending depth of the first stamping head 13 is limited under the action of the limiting through hole 14, then the first cylinder 2 drives the first stamping head 13 to ascend, the spring 7 extends, the second cylinder 10 contracts at the same time, the movable die 15 is driven to descend, the movable die 15 is far away from the workpiece, the third cylinder 23 extends, the second punching head 19 moves towards the workpiece, and the bottom end of the workpiece is punched again under the action of the second punching head 19, so that burrs are reduced, and the problem of low deburring efficiency is solved.

Example 2

Referring to fig. 4, the present embodiment is further optimized based on embodiment 1, specifically, an inclined surface 17 is disposed on an outer side of a top end of the second punch 19, an air outlet 18 is disposed in a middle portion of the inclined surface 17, and an air delivery cavity 20 is disposed on an inner side of the second punch 19.

Specifically, the gas transmission cavity 20 is communicated with the gas outlet 18, and one end of the gas transmission cavity 20 far away from the gas outlet 18 is fixedly connected with a gas transmission hose 22.

In this embodiment, through setting up inclined plane 17, venthole 18, gas transmission chamber 20 and gas transmission hose 22, when second punching press head 19 is blanked the completion once more to the work piece, let in high-pressure gas to gas transmission chamber 20 through gas transmission hose 22, gaseous blowout from venthole 18, clear up the piece that will produce through the air current, solved the inconvenient problem of clearing up of burr that falls.

In summary, the following steps: the utility model solves the problems that the existing metal processing mould with smooth surface and no burr has low deburring efficiency and the fallen burr is inconvenient to clean.

The above description is only a preferred embodiment of the present invention, and not intended to limit the present invention, and the scope of the present invention is defined by the appended claims, and all structural changes that can be made by using the contents of the description and the drawings of the present invention are intended to be covered by the scope of the present invention.

Claims

1. The utility model provides a smooth no burr metal machining mould in surface, includes base (3), its characterized in that: the stamping die is characterized in that a fixed table (5) is fixedly connected to the top end of the base (3), an upper die base (1) is arranged at the top end of the fixed table (5), a pressing plate (4) is arranged between the upper die base (1) and the fixed table (5), limiting columns (6) are fixedly connected to two sides of the top end of the fixed table (5), the limiting columns (6) penetrate through the pressing plate (4) through second through holes (12), the limiting columns (6) penetrate through the upper die base (1) through first through holes (11), springs (7) are sleeved on the outer sides of the limiting columns (6), first air cylinders (2) are arranged on two sides of the fixed table (5), the bottom ends of the first air cylinders (2) are fixedly connected with the base (3), piston rods of the first air cylinders (2) are fixedly connected with the upper die base (1), first stamping heads (13) are fixedly connected to the middle of the bottom ends of the upper die base (1), the middle part of the pressing plate (4) is provided with a limiting through hole (14), the inner side of the fixed table (5) is provided with a movable mold (15), both sides of the movable mold (15) are fixedly connected with a limiting slide block (9), the inner side of the fixed table (5) is provided with a limiting slide groove (8), the limiting slide groove (8) is matched with the limiting slide block (9), the bottom end of the limiting slide block (9) is provided with a second cylinder (10), the bottom end of the second cylinder (10) is fixedly connected with the base (3), a piston rod of the second cylinder (10) is fixedly connected with the limiting slide block (9), the middle part of the top end of the base (3) is provided with a deburring component (16), the deburring component (16) consists of a second punching head (19), a limiting cylinder (21) and a third cylinder (23), and the limiting cylinder (21) is fixedly connected with the base (3), spacing section of thick bamboo (21) and second punching press head (19) sliding connection, establish the inboard at spacing section of thick bamboo (21) third cylinder (23), third cylinder (23) and base (3) fixed connection, the piston rod of third cylinder (23) and the bottom fixed connection of second punching press head (19).

2. The smooth surfaced burr-free metal working mold of claim 1, wherein: the first through hole (11) and the second through hole (12) are matched with the limiting column (6), and the upper die base (1) and the pressing plate (4) are connected with the limiting column (6) in a sliding mode.

3. The smooth surfaced burr-free metal working mold of claim 1, wherein: one end of the spring (7) is fixedly connected with the upper die base (1), and the other end of the spring (7) is fixedly connected with the pressing plate (4).

4. The smooth surfaced burr-free metal working mold of claim 1, wherein: the diameter of the first punching head (13) is matched with that of a through hole in the middle of the movable die (15), and the diameter of the second punching head (19) is matched with that of the first punching head (13).

5. The smooth surfaced burr-free metal working mold of claim 1, wherein: the top end of the movable mold (15) and the top end of the fixed table (5) are located in the same plane, and the movable mold (15) is connected with the fixed table (5) in a sliding mode.

6. The smooth surfaced burr-free metal working mold of claim 1, wherein: the positions of the first punching head (13) and the second punching head (19) correspond to the position of the movable die (15).

7. The smooth surfaced burr-free metal working mold of claim 1, wherein: an inclined plane (17) is formed in the outer side of the top end of the second punching head (19), an air outlet hole (18) is formed in the middle of the inclined plane (17), and an air conveying cavity (20) is formed in the inner side of the second punching head (19).

8. The smooth surfaced burr-free metal working mold of claim 7, wherein: the air transmission cavity (20) is communicated with the air outlet (18), and one end of the air transmission cavity (20) far away from the air outlet (18) is fixedly connected with an air transmission hose (22).