CN216801341U

CN216801341U - Die convenient for quickly replacing female die and male die

Info

Publication number: CN216801341U
Application number: CN202220325057.9U
Authority: CN
Inventors: 张青海
Original assignee: Chongqing Zongshen Vehicles Co ltd
Current assignee: Chongqing Zongshen Vehicles Co ltd
Priority date: 2022-02-17
Filing date: 2022-02-17
Publication date: 2022-06-24
Anticipated expiration: 2032-02-17

Abstract

The utility model provides a die convenient for quickly replacing a female die and a male die, which comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die base, an upper backing plate, an upper fixing plate and a male die fixing insert; the upper fixing plate is provided with a limit groove, a clamping block and a wedging block; the clamping block is provided with a positioning groove; the clamping block is provided with a first inclined surface, and the wedging block is provided with a second inclined surface; the upper part of the die insert is provided with a step groove; the utility model can realize the on-line quick replacement of the punching male dies with different specifications, and can prevent the female die from jumping out, thereby realizing the punching processing of parts with holes with different specifications and sizes; the position of the positioning plate can be adjusted at will, so that the punching processing of hole parts with different position and size requirements can be realized; the lower fixing plate of the female die is provided with a central line, so that the size adjustment reference is convenient to complete the position size adjustment quickly.

Description

Die convenient for quickly replacing female die and male die

Technical Field

The utility model relates to the technical field of dies, in particular to a die convenient for quickly replacing a female die and a male die.

Background

At present, various kinds of stamping parts needing punching in small batches are produced in various factories in two ways: one is to design and manufacture the mould according to different parts respectively, and the mould must be replaced when the product is replaced during use, so that the manufacturing cost of the mould is increased, and the switching efficiency of the product is low. The other type is a punching part with different appearance and same hole specification, different parts can be processed by adjusting the positioning mode, the application range of the die is limited, and the universality is not strong. This problem is urgently to be solved.

SUMMERY OF THE UTILITY MODEL

In view of the technical shortcomings, the utility model aims to provide a die which is convenient for fast replacing a female die and a male die, so as to solve the problems in the background technology.

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

a die convenient for quickly replacing a female die and a male die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die base, an upper backing plate, an upper fixing plate and a male die fixing insert, the male die fixing insert is movably arranged in the upper fixing plate, the lower die assembly comprises a lower die base, a lower backing plate, a lower fixing plate and a female die insert, the female die insert is movably arranged in the lower fixing plate, and a limiting block is integrally arranged at one end, close to the upper backing plate, of the male die fixing insert; a limiting groove connected with the male die fixing insert is arranged in the upper fixing plate, and a clamping block and a wedging block are movably arranged in the limiting groove; the upper end of the clamping block is provided with a positioning groove matched with the limiting block; the clamping block is provided with a first downward inclined surface, the wedging block is provided with a second inclined surface attached to the first inclined surface, and the clamping block and the wedging block are connected with the upper backing plate through bolts respectively;

the upper part of the female die insert is provided with a step groove, the female die insert is fixed on the lower fixing plate through a bolt, and the upper part of the bolt abuts against the step groove; the upper end of the lower fixing plate is movably provided with a plurality of positioning plates; the positioning plate is arranged on the lower fixing plate through bolts.

Preferably, the positioning plate is provided with a strip bolt hole, and the length of the strip bolt hole extends along the length direction of the positioning plate.

Preferably, the positioning plate is provided with a strip-shaped bolt hole, and the length direction of the strip-shaped bolt hole and the length direction of the positioning plate form an included angle of 45 degrees.

Preferably, a punching male die is arranged in the male die fixing insert; and a polyurethane sleeve is sleeved on the punching male die positioned outside the male die fixing insert.

Preferably, the upper die holder is provided with a guide sleeve, and the lower die holder is provided with a guide pillar matched with the guide sleeve.

Compared with the prior art, the rapid punching device can realize the online rapid replacement of punching male dies with different specifications, and can prevent the female die from jumping out, thereby realizing the punching processing of parts with holes with different specifications and sizes; the position of the positioning plate can be adjusted at will, so that the punching processing of hole parts with different position and size requirements can be realized; a central line is processed on a lower fixing plate of the female die, so that size reference can be conveniently adjusted, and position size adjustment can be rapidly completed.

Drawings

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

FIG. 2 is a perspective view of the upper mold assembly of FIG. 1;

FIG. 3 is a perspective view of the lower die assembly of FIG. 1;

FIG. 4 is a cross-sectional view of the present invention;

FIG. 5 is a perspective view of the clamping block and the wedge block of the present invention;

FIG. 6 is a schematic structural view of a positioning plate according to the present invention.

Wherein:

1. an upper die holder; 2. a lower fixing plate; 3. a lower base plate; 4. a polyurethane sleeve; 5. a lower die holder; 6. a guide post; 7. a guide sleeve; 8. A clamping block; 9. a wedging block; 10. an upper base plate; 11. punching a male die; 12. a male die fixing insert; 13. an upper fixing plate; 14. A female die insert; 15. positioning a plate; 16. a strip bolt hole; 17. and (6) positioning a groove.

Detailed Description

The utility model will be further explained with reference to the drawings.

As shown in fig. 1 to 6, a die convenient for fast replacing a female die and a male die comprises an upper die assembly and a lower die assembly, wherein the upper die assembly comprises an upper die holder 1, an upper backing plate 10, an upper fixing plate 13 and a male die fixing insert 12, the male die fixing insert 12 is movably arranged in the upper fixing plate 13, the lower die assembly comprises a lower die holder 5, a lower backing plate 3, a lower fixing plate 2 and a female die insert 14, the female die insert 14 is movably arranged in the lower fixing plate 2, and one end of the male die fixing insert 12, which is close to the upper backing plate 10, is integrally provided with a limiting block; a limiting groove connected with the male die fixing insert 12 is arranged in the upper fixing plate 13, and a clamping block 8 and a wedging block 9 are movably arranged in the limiting groove; the upper end of the clamping block 8 is provided with a positioning groove 17 matched with the limiting block, after the punch fixing insert 12 is placed into the upper fixing plate 13, the clamping block 8 is placed into the limiting groove, one side of the clamping block 8 is tightly attached to one side of the punch fixing insert 12, the positioning groove 17 is pressed on the limiting block of the punch fixing insert 12, and the punch fixing insert 12 is fixed in the upper fixing plate 13; a downward first inclined surface is arranged on the clamping block 8, a second inclined surface attached to the first inclined surface is arranged on the wedging block 9, the clamping block 8 and the wedging block 9 are respectively connected with an upper backing plate 10 through bolts, the clamping block 8 is propped against through the wedging block 9, and the male die fixing insert 12 is firmly fixed in an upper fixing plate 13; when the male die fixing insert 12 is taken down, the whole upper die base 1 is not required to be taken down, and the male die fixing insert 12 can be taken down only by removing the clamping block 8 and the wedging block 9;

the upper part of the die insert 14 is provided with a step groove, the die insert 14 is fixed on the lower fixing plate 2 through a bolt, the upper part of the bolt abuts against the step groove, and the upper part of the bolt is clamped in the step groove to limit and fix the die insert 14; a plurality of positioning plates 15 are movably arranged at the upper end of the lower fixing plate 2; the positioning plate 15 is disposed on the lower fixing plate 2 by bolts.

Further, the positioning plate 15 is provided with a strip bolt hole 16, the length of the strip bolt hole 16 extends along the length direction of the positioning plate 15, and the position of the positioning plate 15 on the lower fixing plate 2 can be adjusted by loosening the bolt for fixing the positioning plate 15.

Furthermore, two strip-shaped bolt holes 16 are formed in the positioning plate 15, the length direction of each strip-shaped bolt hole 16 forms an included angle of 45 degrees with the length direction of the positioning plate 15, and when the bolt is loosened to adjust the position of the positioning plate 15, the position of the positioning plate 15 on the lower fixing plate 2 can be moved in parallel through the 45-degree strip-shaped bolt holes 16, so that the positioning plate 15 is not inclined.

Furthermore, a concave die center line is arranged on the lower fixing plate 2, so that a size adjustment reference structure is facilitated.

Further, a punching male die 11 is arranged in the male die fixing insert 12; the polyurethane sleeve 4 is sleeved on the punching male die 11 positioned outside the male die fixing insert 12 and used for punching and stripping.

Further, a guide sleeve 7 is arranged on the upper die holder 1, and a guide post 6 matched with the guide sleeve 7 is arranged on the lower die holder 5.

Claims

1. A die convenient for quickly replacing a female die and a male die comprises an upper die component and a lower die component, wherein the upper die component comprises an upper die base (1), an upper base plate (10), an upper fixing plate (13) and a male die fixing insert (12), the male die fixing insert (12) is movably arranged in the upper fixing plate (13), the lower die component comprises a lower die base (5), a lower base plate (3), a lower fixing plate (2) and a female die insert (14), and the female die insert (14) is movably arranged in the lower fixing plate (2), and the die is characterized in that one end, close to the upper base plate (10), of the male die fixing insert (12) is integrally provided with a limiting block; a limiting groove connected with the male die fixing insert (12) is arranged in the upper fixing plate (13), and a clamping block (8) and a wedging block (9) are movably arranged in the limiting groove; the upper end of the clamping block (8) is provided with a positioning groove (17) matched with the limiting block; a downward first inclined surface is arranged on the clamping block (8), a second inclined surface attached to the first inclined surface is arranged on the wedging block (9), and the clamping block (8) and the wedging block (9) are respectively connected with an upper backing plate (10) through bolts;

the upper part of the female die insert (14) is provided with a step groove, the female die insert (14) is fixed on the lower fixing plate (2) through a bolt, and the upper part of the bolt abuts against the step groove; a plurality of positioning plates (15) are movably arranged at the upper end of the lower fixing plate (2); the positioning plate (15) is arranged on the lower fixing plate (2) through bolts.

2. The mold for facilitating the rapid replacement of the female mold and the male mold according to claim 1, wherein the positioning plate (15) is provided with a strip bolt hole (16), and the length of the strip bolt hole (16) extends along the length direction of the positioning plate (15).

3. The die convenient for rapidly replacing the female die and the male die as claimed in claim 1, wherein the positioning plate (15) is provided with a strip-shaped bolt hole (16), and the length direction of the strip-shaped bolt hole (16) forms an included angle of 45 degrees with the length direction of the positioning plate (15).

4. The die for facilitating the quick replacement of the female die and the male die as claimed in claim 2 or 3, wherein a punching male die (11) is arranged in the male die fixing insert (12); and a polyurethane sleeve (4) is sleeved on the punching male die (11) positioned outside the male die fixing insert (12).

5. The die convenient for rapidly replacing the female die and the male die as claimed in claim 4, wherein the upper die holder (1) is provided with a guide sleeve (7), and the lower die holder (5) is provided with a guide post (6) matched with the guide sleeve (7).