CN210305237U

CN210305237U - Reduce mould structure of part burr

Info

Publication number: CN210305237U
Application number: CN201921109445.8U
Authority: CN
Inventors: 彭转平; 张运波; 刘升学
Original assignee: Ningbo Hongheng Mould Co Ltd
Current assignee: Ningbo Hongheng Mould Co Ltd
Priority date: 2019-07-16
Filing date: 2019-07-16
Publication date: 2020-04-14
Anticipated expiration: 2029-07-16

Abstract

The utility model discloses a reduce mould structure of part burr, insert including upper die base, side scissors, carve drive block, die holder and mould benevolence to one side, the bottom surface four corners position of upper die base is provided with the guide pin bushing cushion, the bottom of guide pin bushing cushion is provided with the guide pin bushing, the bottom surface of upper die base is provided with the piece of stopping in the inboard of four guide pin bushing cushions, the bottom surface intermediate position from the top down of upper die base has set gradually first last cushion, second and has gone up cushion, third and go up cushion and fourth, the bottom of cushion is provided with the pressure flitch on the fourth, press the up end four corners position of flitch to install interior guide pillar, interior guide pillar and upper die base fixed connection. The utility model discloses a set up upper die base, pressure flitch, side scissors, die holder, mould benevolence and insert, it is more to have solved the burr behind the punching press of current technical spare part, and easy fish tail operating personnel arm is not convenient for follow-up processing in follow-up processing problem.

Description

Reduce mould structure of part burr

Technical Field

The utility model relates to an automobile punching press spare part processing technology field specifically is a mould structure who reduces part burr.

Background

The automobile stamping part is a metal stamping part for forming the automobile part, one part of the automobile stamping part is directly formed into the automobile part after stamping, the other part of the automobile stamping part is formed into the automobile part after stamping and is subjected to manual matching for carrying out welding, machining, paint or other process processing on the part, and the automobile stamping part has higher and higher burr requirements in order to avoid cutting injury caused by personnel during operation.

However, the thickness of the existing automobile stamping parts, particularly exhaust pipe parts, is generally 0.15, the trimming gap is small, burrs generated by trimming edges on a press are large, and hands are easily injured by cutting during operation.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a reduce mould structure of part burr has solved that the burr is more behind the punching press of current technical part, and easy fish tail operating personnel arm is not convenient for the problem of follow-up processing in follow-up processing.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a die structure for reducing part burrs comprises an upper die base, side shears, an inclined wedge driving block, a lower die base and a die core insert, wherein guide sleeve cushion blocks are arranged at four corners of the bottom surface of the upper die base, a guide sleeve is arranged at the bottom end of each guide sleeve cushion block, an upper stop block is arranged at the inner side of each of the four guide sleeve cushion blocks at the bottom surface of the upper die base, a first upper cushion block, a second upper cushion block, a third upper cushion block and a fourth upper cushion block are sequentially arranged at the middle position of the bottom surface of the upper die base from top to bottom, a pressure plate is arranged at the bottom of each fourth upper cushion block, inner guide posts are arranged at four corners of the upper end surface of the pressure plate and fixedly connected with the upper die base, equal-height sleeves are arranged at the inner sides of the four inner guide posts on the upper end surface of the pressure plate, inclined wedges are arranged at two symmetrical side positions of the pressure plate at the bottom, the side shear device is characterized in that a guide block is installed on a side shear clamping plate, side shears are installed at one end of the guide block, an outer guide pillar is arranged at the four-angle position of the upper end surface of the lower die holder, a lower stop block is arranged on the inner side of the outer guide pillar, a lower cushion block is installed at the middle position of the upper end surface of the lower die holder, a die core is arranged at the upper end of the lower cushion block, a die core insert is installed at the upper end of the die core, oblique wedge cushion blocks are symmetrically arranged on the two sides of the die core, and oblique wedge driving blocks are installed.

Preferably, the outer guide pillar and the guide sleeve are in up-and-down matching clamping connection.

Preferably, a plurality of foot pads are uniformly installed at the bottom of the lower die base at intervals.

Preferably, the upper stop block and the lower stop block are arranged up and down correspondingly.

Preferably, the size of the upper die holder is equal to that of the lower die holder.

Preferably, springs are evenly arranged in the middle of the pressure plate at intervals, and the springs are arranged between the pressure plate and the upper die base.

(III) advantageous effects

The utility model provides a reduce mould structure of part burr possesses following beneficial effect:

the utility model discloses a set up the upper die base, press flitch, side scissors, die holder, mould benevolence and mould benevolence to insert, the part is put on mould benevolence just beginning, along with last mould slider is down, press flitch contact part and compress tightly the plate, the mould continues down, carve to one side and carve the drive block contact to one side, and promote side scissors piece and guide block and move forward, contact and direction side scissors are inserted to guide block and mould benevolence, the mould continues down, side scissors piece and mould benevolence are inserted and are eaten into, accomplish the trimming, the utility model discloses the pressure flitch and the mould benevolence of mould edge of a knife position are whole to be guaranteed with slow silk, just so do not need the bench worker to go to the cutter head on the press, can guarantee the even in trimming clearance, can not increase under the condition of cost, optimized original preparation technology, the product of qualified.

Drawings

Fig. 1 is a schematic structural view of an upper die base of the present invention;

fig. 2 is a back view of the loading level plate of the present invention;

FIG. 3 is a schematic structural view of the lower die holder of the present invention;

fig. 4 is a schematic view of the overall structure of the present invention.

The reference numbers in the figures are: 1. an upper die holder; 2. a first upper cushion block; 3. a second upper cushion block; 4. a third upper cushion block; 5. a fourth upper cushion block; 6. a guide sleeve; 7. a guide sleeve cushion block; 8. an upper stop block; 9. a material pressing plate; 10. side scissors; 11. a guide block; 12. clamping plates of the side scissors; 13. an inclined wedge; 14. a spring; 15. an equal-height sleeve; 16. an inner guide post; 17. an outer guide post; 18. slanting wedge cushion blocks; 19. an inclined wedge driving block; 20. a lower stop block; 21. a foot pad; 22. a lower die holder; 23. a lower cushion block; 24. a mold core; 25. a mold core insert block.

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. 1-4, the utility model provides a technical solution: a die structure for reducing part burrs comprises an upper die holder 1, a side shear 10, a slanting wedge 13, a slanting wedge driving block 19, a lower die holder 22 and a die core insert 25, wherein four corners of the bottom surface of the upper die holder 1 are provided with guide sleeve cushion blocks 7, the bottom end of each guide sleeve cushion block 7 is provided with a guide sleeve 6, the bottom surface of the upper die holder 1 is provided with upper stop blocks 8 at the inner sides of the four guide sleeve cushion blocks 7, the middle position of the bottom surface of the upper die holder 1 is sequentially provided with a first upper cushion block 2, a second upper cushion block 3, a third upper cushion block 4 and a fourth upper cushion block 5 from top to bottom, the bottom of the fourth upper cushion block 5 is provided with a pressure plate 9, four corners of the upper end surface of the pressure plate 9 are provided with inner guide posts 16, the inner guide posts 16 are fixedly connected with the upper die holder 1, equal-height sleeves 15 are arranged at the inner sides of the four inner guide posts 16 on the upper end surface of the pressure plate, the side shears are characterized in that a side shear clamping plate 12 is installed on an inclined wedge 13, a guide block 11 is installed on the side shear clamping plate 12, side shears 10 are installed at one end of the guide block 11, an outer guide pillar 17 is arranged at the four-angle position of the upper end surface of a lower die holder 22, a lower stop block 20 is arranged on the inner side of the outer guide pillar 17, a lower cushion block 23 is installed at the middle position of the upper end surface of the lower die holder 22, a die core 24 is arranged at the upper end of the die core 24, a die core insert 25 is installed at the upper end of the die core 24, inclined wedge cushion blocks 18 are symmetrically arranged on two sides of the die core 24, an inclined wedge driving block 19 is installed at the upper end of the inclined wedge cushion block 18, the outer guide pillar 17 and a guide sleeve 6 are in up-and-down matched clamping connection, a plurality of cushion feet 21 are evenly installed at the bottom of the lower die holder 22 at intervals, an upper stop block 8 and a lower stop block 20 are correspondingly.

Working principle; when the edge shearing machine is used, a part is placed on the die core 24 at the beginning, the upper die base 1 is driven to move downwards through the pressing device, the pressure plate 9 contacts the part and compresses a plate, the upper die base 1 continues to move downwards, the inclined wedge 13 contacts the inclined wedge driving block 19 and pushes the side scissors 10 and the guide block 11 to move forwards until the guide block 11 contacts the die core insert 25 and guides the side scissors 10, the upper die base 1 continues to move downwards, the side scissors 10 and the die core insert 25 are inserted, and edge shearing is completed.

To sum up, the utility model discloses a set up upper die base 1, pressure flitch 9, side scissors 10, die holder 22, mould benevolence 24 and mould benevolence and insert 25, it is more to have solved the burr behind the punching press of current technical part, and easy fish tail operating personnel arm is not convenient for the problem of follow-up processing in follow-up processing.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "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

1. The utility model provides a reduce mould structure of part burr, includes upper die base (1), side scissors (10), carves (13) to one side, carves drive block (19) to one side, die holder (22) and mould benevolence insert (25), its characterized in that: guide sleeve cushion blocks (7) are arranged at four corners of the bottom surface of the upper die base (1), guide sleeves (6) are arranged at the bottom ends of the guide sleeve cushion blocks (7), upper stop blocks (8) are arranged on the inner sides of the four guide sleeve cushion blocks (7) at the bottom surface of the upper die base (1), a first upper cushion block (2), a second upper cushion block (3), a third upper cushion block (4) and a fourth upper cushion block (5) are sequentially arranged at the middle position of the bottom surface of the upper die base (1) from top to bottom, a pressure plate (9) is arranged at the bottom of the fourth upper cushion block (5), inner guide posts (16) are arranged at four corners of the upper end surface of the pressure plate (9), the inner guide posts (16) are fixedly connected with the upper die base (1), equal-height sleeves (15) are arranged on the inner sides of the four inner guide posts (16) on the upper end surface of the pressure plate (9), inclined wedges (13) are arranged at two symmetrical sides of the upper die base (, install side scissors splint (12) on carving (13) to one side, install guide block (11) on side scissors splint (12), side scissors (10) are installed to the one end of guide block (11), the up end four corners position of die holder (22) is provided with outer guide pillar (17), the inboard of outer guide pillar (17) is provided with down stops piece (20), cushion (23) are installed down to die holder (22) up end intermediate position, the upper end of cushion (23) is provided with mould benevolence (24) down, mould benevolence (25) are installed to the upper end of mould benevolence (24), the bilateral symmetry of mould benevolence (24) is provided with and carves cushion (18) to one side, carve drive block (19) to one side to the upper end of cushion (18) to one side.

2. The die structure for reducing the burrs of parts according to claim 1, wherein: the outer guide post (17) is vertically matched and clamped with the guide sleeve (6).

3. The die structure for reducing the burrs of parts according to claim 1, wherein: a plurality of foot pads (21) are uniformly arranged at the bottom of the lower die seat (22) at intervals.

4. The die structure for reducing the burrs of parts according to claim 1, wherein: the upper stop block (8) and the lower stop block (20) are arranged up and down correspondingly.

5. The die structure for reducing the burrs of parts according to claim 1, wherein: the size of the upper die holder (1) is equal to that of the lower die holder (22).

6. The die structure for reducing the burrs of parts according to claim 1, wherein: the middle of the pressure plate (9) is evenly provided with springs (14) at intervals, and the springs (14) are arranged between the pressure plate (9) and the upper die base (1).