CN216501769U

CN216501769U - Improve punching press deburring and fall iron fillings mould structure

Info

Publication number: CN216501769U
Application number: CN202122987217.4U
Authority: CN
Inventors: 叶建根; 陈湖平
Original assignee: Fuzhou Fu Shiang Motor Industrial Co ltd
Current assignee: Fuzhou Fu Shiang Motor Industrial Co ltd
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-05-13
Anticipated expiration: 2031-11-30

Abstract

The utility model discloses an improved stamping trimming scrap iron removing die structure which comprises an upper stamping plate, a lower stamping plate, an upper stamping die block, an upper die trimming insert, a lower stamping die block fixed on one side of the lower stamping plate close to the upper stamping plate and used for limiting parts, and a lower die trimming insert fixed around the lower stamping die block and matched with the upper die trimming insert; an upper cut-off knife which is fixed on the upper punching plate and cuts the waste rim charge is arranged around the upper die trimming insert; a plurality of lower cutters which are fixed on the lower punching plate and matched with the upper cutters are arranged around the lower die trimming insert; a plurality of upper scrap cutting knives for cutting the scrap generated by trimming are fixed around the upper die block; a plurality of lower waste cutting knives matched with the upper waste cutting knives are fixed around the lower pressing die block; and a plurality of material guide rods used for guiding the waste materials generated by trimming to the lower waste material cutting knife are also arranged around the lower pressing die block.

Description

Improve punching press deburring and fall iron fillings mould structure

Technical Field

The utility model relates to the technical field of stamping and trimming dies, in particular to a die structure for improving stamping, trimming and scrap iron removal.

Background

Along with the rapid development of the automobile industry, the requirements on the quality of automobile products are higher and higher, particularly the requirements on the surfaces of the products are higher and higher, scrap iron is generated when the products are trimmed at positions with poor trimming conditions due to the characteristics of the trimming process, part of the scrap iron enters a die cavity, the scrap iron entering the die cavity damages the die while pressing the products, the scrap iron falling not only seriously affects the product quality and the cleanliness of the appearance of the die, but also reduces the production efficiency; the concave-convex package defect of the stamping part caused by scrap iron trimming is difficult to solve, the production line is frequently stopped, and the production efficiency is seriously influenced.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model provides a die structure for improving stamping, trimming and scrap iron removal, and aims to solve the problems.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides an improved stamping trimming scrap iron removing die structure which comprises an upper stamping plate, a lower stamping plate, an upper stamping die block, an upper die trimming insert, a lower stamping die block, a lower die trimming insert and a lower die trimming insert, wherein the upper stamping die block is embedded into the upper stamping plate and is in sliding connection with the stamping plate and used for pressing; an upper cutter fixed on the upper stamping plate for cutting waste rim charge is arranged around the upper die trimming insert; a plurality of lower cutters which are fixed on the lower punching plate and matched with the upper cutters are arranged around the lower die trimming insert; a plurality of upper waste cutting knives for cutting waste generated by trimming are fixed around the upper die block; a plurality of lower waste cutting knives matched with the upper waste cutting knives are fixed around the lower pressing die block; and a plurality of material guide rods used for guiding the waste materials generated by trimming to the lower waste material cutting knife are also arranged around the lower pressing die block.

Further, the blade of the upper cutter is flush with the blade of the upper die trimming insert; the lower cutter blade is flush with the lower die trimming insert blade.

Furthermore, a plurality of limiting rods for limiting the upper punch plate to move up and down are fixed on the lower punch plate; and the upper stamping plate is provided with a limiting hole in sliding connection with the limiting rod.

Furthermore, a plurality of limiting piles for limiting the distance between the lower punching plate and the upper punching plate are fixed on one side of the lower punching plate close to the upper punching plate.

Furthermore, a limiting groove for placing an upper pressing die block is formed in one side, close to the lower pressing plate, of the upper pressing plate; the upper die block is slidably connected with the limiting groove.

Furthermore, a plurality of external limiting blocks which prevent the upper pressing die block from separating from the limiting groove are fixed around the limiting groove; a plurality of inner limiting blocks matched with the outer limiting blocks are fixed on the upper die block.

Furthermore, the lower end of the lower waste cutting knife is provided with an inclined plane for discharging cut waste.

The utility model has the beneficial effects that:

a kind of mould structure which improves punching and trimming scrap iron, in the trimming process, the part is placed on the lower pressing mould block, the upper pressing mould block presses the part on the lower pressing mould block in the process that the upper pressing plate moves downwards, the upper pressing plate continues to descend the upper mould trimming insert and the lower mould trimming insert to trim the redundant material around the part, at the same time, the upper cut-off knife and the lower cut-off knife divide the waste material into multiple sections and move downwards along the guide rod, the upper pressing plate presses downwards again, the upper waste material cutting knife and the lower waste material cutting knife cut the waste material into small sections to be discharged; when the upper die trimming insert and the lower die trimming insert trim redundant materials around the part in the trimming process, the waste materials can be discharged to the lower side of the lower pressing die block in time and cut into small sections to be discharged, and scrap iron generated by cutting the waste materials for multiple times is prevented from scraping the surface of the part; avoiding the wire stop, thereby improving the production efficiency.

Drawings

FIG. 1 is a schematic structural diagram of an overall structure of a die for improving stamping, trimming and scrap iron removal of the utility model;

FIG. 2 is a schematic structural view of a lower punch plate of the die structure for improving punching, trimming and scrap iron removal of the utility model;

FIG. 3 is a schematic structural view of a punching plate for improving the punching and trimming scrap iron removing die structure according to the present invention;

FIG. 4 is a schematic structural view of a punching plate for improving the punching and trimming scrap iron removing die structure according to the present invention;

FIG. 5 is a schematic view of an upper pressing die block of the die structure for improving stamping, trimming and iron scrap removal.

Reference numbers in the figures:

1. an upper punch press plate; 2. a lower punch press plate; 3. an upper pressing die block; 4. trimming the insert of the upper die; 5. pressing the die block downwards; 6. trimming the insert of the lower die; 7. mounting a cutter; 8. a lower cutter; 9. a waste material feeding cutting knife; 10. a waste material cutting knife is arranged; 11. a material guiding rod; 12. a limiting rod; 13. a limiting hole; 14. limiting piles; 15. defining a slot; 16. an outer limiting block; 17. the block is defined.

Detailed Description

The technical scheme of the utility model is further explained by the specific implementation mode in combination with the attached drawings.

As shown in fig. 1 to 5, the improved stamping and trimming scrap iron removing die structure provided in this embodiment includes an upper stamping plate 1, a lower stamping plate 2, an upper stamping die block 3 embedded in the upper stamping plate 1 and slidably connected to the stamping plate 1 for pressing, an upper stamping trimming insert 4 fixed to the upper stamping plate 1 and surrounding the upper stamping die block 3 for cutting the edge of a part, a lower stamping die block 5 fixed to the lower stamping plate 2 on a side close to the upper stamping plate 1 for limiting the part, and a lower stamping trimming insert 6 fixed to the periphery of the lower stamping die block 5 and engaged with the upper stamping trimming insert 4; an upper cutter 7 which is fixed on the upper stamping plate 1 and cuts the waste rim charge is arranged around the upper die trimming insert 4; a plurality of lower cutters 8 which are fixed on the lower punching plate 2 and matched with the upper cutters 7 are arranged around the lower die trimming insert 6; a plurality of upper scrap cutting knives 9 for cutting the scrap generated by trimming are fixed around the upper die block 3; a plurality of lower waste cutting knives 10 matched with the upper waste cutting knives 9 are fixed around the lower pressing die block 5; a plurality of guide rods 11 for guiding the scraps generated by trimming to a scrap cutter 10 are further provided around the lower press mold block 5.

Further, the blade of the upper cut-off knife 7 is flush with the blade of the upper die trimming insert 4; the blade of the lower cut-off knife 8 is flush with the blade of the lower die trimming insert 6; when the upper die trimming insert 4 and the lower die trimming insert 6 are used for trimming, waste materials generated by trimming can be primarily divided and are timely conveyed to the lower waste material cutting knife 10 through the material guide rod 11.

Furthermore, a plurality of limiting rods 12 for limiting the upper punch plate 1 to move up and down are fixed on the lower punch plate 2; a limiting hole 13 connected with a limiting rod 12 in a sliding manner is formed in the upper punching plate 1; the upper punch plate 1 and the lower punch plate 2 are accurately matched through the matching of the limiting rod 12 and the limiting hole 13, and dislocation is avoided during punching.

Furthermore, a plurality of limiting piles 14 for limiting the distance between the lower punch plate 2 and the upper punch plate 1 are fixed on one side of the lower punch plate 2 close to the upper punch plate 1; the distance between the upper punch plate 1 and the lower punch plate 2 is limited by the limiting piles 14, and the phenomenon that the part is pressed and deformed when the distance between the upper die block 3 and the lower die block 5 is too small during punching is avoided.

Furthermore, a limiting groove 15 for placing the upper pressing die block 3 is formed in one side, close to the lower pressing plate 2, of the upper pressing plate 1; the upper pressing die block 3 is placed in the limiting groove 15 and is in sliding connection with the limiting groove 15, the upper pressing die block 3 compresses the part firstly through self weight during punching, and the upper pressing plate 1 drives the upper die trimming insert 4 to continuously descend and cut.

Further, a plurality of outer limiting blocks 16 for preventing the upper die block 3 from separating from the limiting groove 15 are fixed around the limiting groove 15; a plurality of inner limiting blocks 17 matched with the outer limiting blocks 16 are fixed on the upper pressing die block 3; the outer limiting block 16 and the inner limiting block 17 mutually limit to prevent the upper die block 3 from falling off the limiting groove 15.

Further, a bevel 18 for discharging cut waste is provided at the lower end of the lower waste cutting knife 10; the waste material produced after the waste material is cut twice falls on the inclined plane 18 and can be discharged in time.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The present invention is not to be limited by the specific embodiments disclosed herein, and other embodiments that fall within the scope of the claims of the present application are intended to be within the scope of the present invention.

Claims

1. The utility model provides an improve punching press deburring iron fillings mould structure, its characterized in that: the punching die comprises an upper punching plate (1), a lower punching plate (2), an upper punching die block (3) embedded in the upper punching plate (1) and connected with the punching plate (1) in a sliding manner and used for pressing, an upper die trimming insert (4) fixed on the upper punching plate (1) and surrounding the upper punching die block (3) and used for cutting the edge of a part, a lower punching die block (5) fixed on one side of the lower punching plate (2) close to the upper punching plate (1) and used for limiting the part, and a lower die trimming insert (6) fixed on the periphery of the lower punching die block (5) and matched with the upper die trimming insert (4); an upper cut-off knife (7) which is fixed on the upper stamping plate (1) and cuts the waste rim charge is arranged around the upper die trimming insert (4); a plurality of lower cut-off knives (8) which are fixed on the lower punching plate (2) and matched with the upper cut-off knife (7) are arranged around the lower die trimming insert (6); a plurality of upper waste cutting knives (9) for cutting waste generated by trimming are fixed around the upper die block (3); a plurality of lower waste cutting knives (10) matched with the upper waste cutting knives (9) are fixed around the lower pressing die block (5); and a plurality of material guide rods (11) for guiding the waste materials generated by trimming to a lower waste material cutting knife (10) are arranged around the lower pressing die block (5).

2. The improved stamping and trimming scrap iron die structure as claimed in claim 1, wherein: the blade of the upper cut-off knife (7) is flush with the blade of the upper die trimming insert (4); the blade of the lower cutter (8) is flush with the blade of the lower die trimming insert (6).

3. The improved stamping and trimming scrap iron die structure as claimed in claim 1, wherein: a plurality of limiting rods (12) for limiting the upper punch plate (1) to move up and down are fixed on the lower punch plate (2); and the upper stamping plate (1) is provided with a limiting hole (13) which is in sliding connection with the limiting rod (12).

4. The improved stamping and trimming scrap iron die structure as claimed in claim 1, wherein: and a plurality of limiting piles (14) for limiting the distance between the lower punching plate (2) and the upper punching plate (1) are fixed on one side of the lower punching plate (2) close to the upper punching plate (1).

5. The improved stamping and trimming scrap iron die structure as claimed in claim 1, wherein: a limiting groove (15) for placing an upper pressing die block (3) is formed in one side, close to the lower pressing plate (2), of the upper pressing plate (1); the upper die block (3) is connected with the limiting groove (15) in a sliding mode.

6. The improved stamping and trimming scrap iron die structure as claimed in claim 5, wherein: a plurality of outer limiting blocks (16) which prevent the upper pressing die block (3) from separating from the limiting groove (15) are fixed around the limiting groove (15); a plurality of inner limiting blocks (17) matched with the outer limiting blocks (16) are fixed on the upper die block (3).

7. The improved stamping and trimming scrap iron die structure as claimed in claim 1, wherein: the lower end of the lower waste cutting knife (10) is provided with an inclined plane (18) for discharging cut waste.