CN215397162U

CN215397162U - Long-life precision die of multiple buffer mechanism

Info

Publication number: CN215397162U
Application number: CN202121124102.6U
Authority: CN
Inventors: 薛瑞勤
Original assignee: Shenzhen Zhengjinchang Technology Co Ltd
Current assignee: Shenzhen Zhengjinchang Technology Co Ltd
Priority date: 2021-05-25
Filing date: 2021-05-25
Publication date: 2022-01-04
Anticipated expiration: 2031-05-25

Abstract

The utility model discloses a long-life precision die of a multiple buffer mechanism, which comprises a bottom plate and a top plate, wherein an upper die is arranged on the lower end face of the top plate, a lower die is arranged on the upper end face of the bottom plate, a vertical plate is arranged on the lower end face of the upper die, a supporting plate is arranged on the upper end face of the lower die, a pressing die is arranged at the bottom of the vertical plate, a die cavity is arranged on the upper end face of the supporting plate, two pairs of fixing columns are arranged on the upper end face of the bottom plate, the heads of the fixing columns penetrate through the top plate and are provided with upper sleeve columns, and main springs are arranged on the outer rings of the fixing columns. The utility model discloses a long-life precision die of a multiple buffering mechanism, which belongs to the field of dies.

Description

Long-life precision die of multiple buffer mechanism

Technical Field

The utility model relates to the field of dies, in particular to a long-life precision die of a multiple buffering mechanism.

Background

The die is a tool for making a blank into a finished piece with a specific shape and size under the action of external force, and comprises a high-precision die which is widely used in extrusion, metallurgical piece pressing, pressure casting and forming processing of rubber, ceramic and other products.

SUMMERY OF THE UTILITY MODEL

The utility model mainly aims to provide a long-life precision die of a multiple buffering mechanism, which can effectively solve the problems in the background technology.

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

the utility model provides a multiple buffer gear's accurate mould of long-life, includes bottom plate and roof, the terminal surface is provided with the mould under the roof, the bottom plate up end is provided with the lower mould, the terminal surface is provided with the riser under the mould, the lower mould up end is provided with the layer board, the riser bottom is provided with the moulding-die, the layer board up end is provided with the die cavity, the bottom plate up end is provided with two pairs of fixed columns, the fixed column head passes the roof and is provided with the upper cover post, the fixed column outer lane is provided with main spring.

Preferably, the lower die and the bottom plate, the upper die and the top plate are fixed through bolts, round holes are formed in the lower end face of the top plate corresponding to the fixing columns, mounting threads are arranged at the top of outer rings of the fixing columns, and corresponding thread grooves are formed in the lower end face of the upper sleeve column.

Preferably, the top position of the outer ring of the fixed column is provided with a damping washer, a clamping washer is arranged above the damping washer, inner circular grooves are formed in the damping washer and the middle of the clamping washer corresponding to the fixed column, an annular groove is formed in the lower end face of the upper sleeve column corresponding to the clamping washer, and the annular groove is located on the outer ring of the threaded groove.

Preferably, the upper end face of the lower die is provided with two pairs of circular base plates, the upper end faces of the circular base plates are provided with outer sleeves, and the lower end face of the upper die is provided with inner sleeves corresponding to the outer sleeves.

Preferably, the upper end surface of the outer sleeve is provided with a lifting circular groove corresponding to the inner sleeve, an adjustable lifting base plate is arranged in the lifting circular groove, and the lifting base plate is located below the inner sleeve.

Preferably, the bottom of the lifting circular groove is provided with an embedded base plate, the upper end face of the embedded base plate is provided with an auxiliary spring, and the head of the auxiliary spring is connected to the lower end face of the lifting base plate.

Compared with the prior art, the utility model has the following beneficial effects:

according to the utility model, two pairs of fixing columns are arranged on the upper end surface of the bottom plate, the fixing columns penetrate through the top plate and are provided with the sleeve columns, a main spring of an outer ring of each fixing column is used for providing certain buffering and damping capacity, the impact force during die assembly is reduced, a damping gasket is arranged at the top of the outer ring of each fixing column, the impact during top rising is reduced by the damping gasket, the top plate is prevented from directly impacting the sleeve columns to cause abrasion, a circular base plate and an outer sleeve are arranged on the upper end surface of a lower die, a corresponding inner sleeve is arranged on the lower end surface of the upper die, the inner sleeve and the outer sleeve move up and down, an adjustable lifting base plate is arranged in a lifting circular groove, and a secondary spring is arranged below the lifting base plate, so that the inner sleeve can be buffered when falling, the impact during die assembly is reduced by a multiple buffering mechanism, and the service life of the precision die is prolonged.

Drawings

FIG. 1 is an overall block diagram of the present invention;

FIG. 2 is a schematic view of a cushion ring of the present invention;

figure 3 is a schematic view of an outer sleeve of the present invention.

In the figure: 1. a base plate; 2. a top plate; 3. a lower die; 4. an upper die; 5. a vertical plate; 6. a support plate; 7. pressing the die; 8. a mold cavity; 9. fixing a column; 10. sleeving a column; 11. a main spring; 12. a cushion ring; 13. an inner sleeve; 14. an outer sleeve; 15. installing threads; 16. a thread groove; 17. a clamping washer; 18. an inner circular groove; 19. an annular groove; 20. a circular base plate; 21. a lifting circular groove; 22. embedding a base plate; 23. a secondary spring; 24. lifting the base plate; 25. a circular hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.

As shown in fig. 1-3, a long-life precision mold of a multiple buffer mechanism comprises a bottom plate 1 and a top plate 2, an upper mold 4 is arranged on the lower end face of the top plate 2, a lower mold 3 is arranged on the upper end face of the bottom plate 1, a vertical plate 5 is arranged on the lower end face of the upper mold 4, a supporting plate 6 is arranged on the upper end face of the lower mold 3, a pressing mold 7 is arranged at the bottom of the vertical plate 5, a mold cavity 8 is arranged on the upper end face of the supporting plate 6, two pairs of fixing columns 9 are arranged on the upper end face of the bottom plate 1, the heads of the fixing columns 9 penetrate through the top plate 2 and are provided with upper sleeve columns 10, and main springs 11 are arranged on the outer rings of the fixing columns 9.

In the embodiment, the lower die 3 and the bottom plate 1, and the upper die 4 and the top plate 2 are all fixed by bolts, the lower end surface of the top plate 2 is provided with a round hole 25 corresponding to the fixing column 9, in order to ensure the stability between the fixing column 9 and the upper sleeve column 10, the top position of the outer ring of the fixing column 9 is provided with a mounting thread 15, and the lower end surface of the upper sleeve column 10 is provided with a corresponding thread groove 16;

in the embodiment, in order to avoid directly impacting the upper sleeve column 10 when the top plate 2 ascends, the top position of the outer ring of the fixed column 9 is provided with a damping washer 12, a clamping washer 17 is arranged above the damping washer 12, the middle parts of the damping washer 12 and the clamping washer 17 are provided with inner circular grooves 18 corresponding to the fixed column 9, the lower end surface of the upper sleeve column 10 is provided with an annular groove 19 corresponding to the clamping washer 17, and the annular groove 19 is positioned on the outer ring of the threaded groove 16;

in the embodiment, in order to enable the inner sleeve 13 and the outer sleeve 14 to move up and down relatively, two pairs of circular base plates 20 are arranged on the upper end surface of the lower die 3, the outer sleeve 14 is arranged on the upper end surface of the circular base plates 20, and the inner sleeve 13 is arranged at the position of the lower end surface of the upper die 4 corresponding to the outer sleeve 14;

in the embodiment, in order to ensure the stability of the relative movement between the outer sleeve 14 and the inner sleeve 13, a lifting circular groove 21 is arranged on the upper end surface of the outer sleeve 14 corresponding to the inner sleeve 13, an adjustable lifting base plate 24 is arranged in the lifting circular groove 21, and the lifting base plate 24 is positioned below the inner sleeve 13;

in addition, in order to enhance the buffering capacity of the precision mold and improve the buffering effect, an embedded backing plate 22 is arranged at the bottom of the lifting circular groove 21, an auxiliary spring 23 is arranged on the upper end face of the embedded backing plate 22, and the head of the auxiliary spring 23 is connected to the lower end face of the lifting backing plate 24.

In practical use, the fixed column 9 on the upper end surface of the bottom plate 1 is aligned with the round hole 25 on the lower end surface of the top plate 2 to be installed to penetrate through the round hole 25, meanwhile, the inner sleeve 13 on the lower end surface of the upper die 4 also enters the corresponding outer sleeve 14, then the damping washer 12 is installed on the head of the fixed column 9 penetrating through the round hole 25 to cover the outer ring of the fixed column 9, then the installation thread 15 on the head of the outer ring of the fixed column 9 is found and is assembled and fixed in cooperation with the thread groove 16 on the bottom of the upper sleeve column 10, after the fixed column 9 and the upper sleeve column 10 are fixed, the upper position and the lower position of the damping washer 12 are adjusted to enable the clamping washer 17 on the top of the damping washer to enter the annular groove 19 on the lower end surface of the upper sleeve column 10, when the die is closed, the top plate 2 moves downwards along the fixed column 9, therefore, the main spring 11 on the outer ring of the fixed column 9 is extruded, the main spring 11 is stressed to generate compression, so that impact force is buffered, abrasion caused during impact is reduced, meanwhile, the top plate 2 also drives the upper die 4 at the bottom to move when moving, the upper die 4 drives the inner sleeve 13 below to move, the inner sleeve 13 moves downwards along the lifting circular groove 21 on the upper end surface of the outer sleeve 14, the inner sleeve 13 extrudes the lifting cushion plate 24 in the lifting circular groove 21 during the descending movement, the lifting cushion plate 24 also descends along the lifting circular groove 21, the auxiliary spring 23 connected below is extruded, the auxiliary spring 23 is stressed to generate compression, the damping and buffering capacity is provided again by using elastic force, abrasion caused by impact is reduced again, and the service life of the precision die is prolonged.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multiple buffer gear's accurate mould of long-life which characterized in that: the die comprises a bottom plate (1) and a top plate (2), wherein an upper die (4) is arranged on the lower end face of the top plate (2), a lower die (3) is arranged on the upper end face of the bottom plate (1), a vertical plate (5) is arranged on the lower end face of the upper die (4), a supporting plate (6) is arranged on the upper end face of the lower die (3), a pressing die (7) is arranged at the bottom of the vertical plate (5), a die cavity (8) is arranged on the upper end face of the supporting plate (6), two pairs of fixing columns (9) are arranged on the upper end face of the bottom plate (1), the heads of the fixing columns (9) penetrate through the top plate (2) and are provided with upper sleeve columns (10), and main springs (11) are arranged on the outer rings of the fixing columns (9).

2. The long-life precision mold for a multiple damping mechanism according to claim 1, characterized in that: the lower die (3) and the bottom plate (1), the upper die (4) and the top plate (2) are fixed through bolts, a round hole (25) is formed in the lower end face of the top plate (2) corresponding to the fixing column (9), mounting threads (15) are arranged at the top of the outer ring of the fixing column (9), and a corresponding thread groove (16) is formed in the lower end face of the upper sleeve column (10).

3. The long-life precision mold for a multiple damping mechanism according to claim 2, characterized in that: the damping washer (12) is arranged at the top of the outer ring of the fixing column (9), the clamping washer (17) is arranged above the damping washer (12), inner circular grooves (18) are formed in the middle parts of the damping washer (12) and the clamping washer (17) and correspond to the fixing column (9), annular grooves (19) are formed in the lower end face of the upper sleeve column (10) and correspond to the clamping washer (17), and the annular grooves (19) are located in the outer ring of the threaded groove (16).

4. The long-life precision mold for a multiple damping mechanism according to claim 1, characterized in that: two pairs of circular base plates (20) are arranged on the upper end face of the lower die (3), an outer sleeve (14) is arranged on the upper end face of each circular base plate (20), and an inner sleeve (13) is arranged on the lower end face of the upper die (4) corresponding to the position of the outer sleeve (14).

5. The long-life precision mold for a multiple damping mechanism according to claim 4, wherein: the lifting round groove (21) is arranged at the upper end face of the outer sleeve (14) corresponding to the inner sleeve (13), an adjustable lifting base plate (24) is arranged in the lifting round groove (21), and the lifting base plate (24) is located below the inner sleeve (13).

6. The long-life precision mold for a multiple damping mechanism according to claim 5, wherein: the lifting round groove (21) is provided with an embedded base plate (22) at the bottom, an auxiliary spring (23) is arranged on the upper end face of the embedded base plate (22), and the head of the auxiliary spring (23) is connected to the lower end face of the lifting base plate (24).