CN221754512U

CN221754512U - Section bar extrusion die

Info

Publication number: CN221754512U
Application number: CN202323643679.XU
Authority: CN
Inventors: 肖志刚; 陆志晖; 肖利峰; 肖盛然
Original assignee: Zhangjiagang Zhentu Electric Co ltd
Current assignee: Zhangjiagang Zhentu Electric Co ltd
Priority date: 2023-12-29
Filing date: 2023-12-29
Publication date: 2024-09-24
Anticipated expiration: 2033-12-29

Abstract

The utility model discloses a section extrusion die which comprises a frame, a forming die arranged at the upper end of the frame and a forming groove arranged at the top of the forming die, wherein an extrusion mechanism is arranged above the forming die; the extrusion mechanism comprises a top plate arranged above the forming die, an extrusion plate which corresponds to and is matched with the forming groove is arranged below the top plate, and an air cylinder for driving the extrusion plate to lift is arranged at the upper end of the top plate; the extrusion plate is provided with an pushing structure, the pushing structure comprises connecting plates symmetrically arranged on the side face of the upper end of the extrusion plate, and one end, far away from the extrusion plate, of the bottom of each connecting plate is provided with a compression column. This section bar extrusion die through connecting plate, pressure post, lifter plate, second stand, compression spring, the mutually supporting of end cap that set up can be convenient after the shaping release shaping groove with the section bar, and then the taking off of the section bar of being convenient for need not to additionally set up the actuating source, with the lift follow-up of stripper plate, simple structure.

Description

Section bar extrusion die

Technical Field

The utility model relates to the technical field of section bar production, in particular to a section bar extrusion die.

Background

The mould is used for producing various moulds and tools of the needed products by injection molding, blow molding, extrusion, die casting or forging, smelting, stamping and other methods in industry. In short, a mold is a tool used to make a molded article, which is made up of various parts, with different molds being made up of different parts. The processing of the appearance of the article is realized mainly by changing the physical state of the formed material. The term "industrial mother" is used.

The aluminum profile is an alloy material taking aluminum as a main component, aluminum bars are extruded through hot melting, so that aluminum materials with different cross-section shapes are obtained, and an extrusion die is needed in the extrusion molding process of the aluminum profile.

Most section extrusion dies in the prior art are inconvenient to take out because the molded section is positioned in the molding cavity after extrusion molding, and a demolding mechanism is generally arranged, but the existing demolding mechanism is relatively complex in structure, a power source is required to be arranged independently, the cost is relatively high, and the workpiece is generally required to be positioned and aligned manually before molding, so that the convenience is relatively poor.

Therefore, it is necessary to provide a profile extrusion die to solve the above problems.

Disclosure of utility model

The utility model mainly aims to provide a profile extrusion die which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

A section extrusion die comprises a frame, a forming die arranged at the upper end of the frame and a forming groove arranged at the top of the forming die, wherein an extrusion mechanism is arranged above the forming die;

the extrusion mechanism comprises a top plate arranged above the forming die, an extrusion plate which corresponds to and is matched with the forming groove is arranged below the top plate, and an air cylinder for driving the extrusion plate to lift is arranged at the upper end of the top plate;

The pressing plate is provided with a pressing structure, the pressing structure comprises connecting plates symmetrically arranged on the side surfaces of the upper end of the pressing plate, and one end, far away from the pressing plate, of the bottom of the connecting plate is provided with a pressing column;

Still include automatic ejection mechanism, automatic ejection mechanism is including setting up in the lifter plate of frame below, the both ends symmetry at lifter plate top is provided with the second stand that extends to the frame top, the top of second stand is provided with and is higher than forming die and the end cap that corresponds with the compression leg, and the upper end outside cover of second stand is equipped with compression spring, the top of lifter plate is provided with the support post that extends to the shaping inslot side.

Preferably, the compression spring is located between the end cap and the top of the frame such that compression of the compression spring is achieved when the compression post presses the end cap.

Preferably, the number of the supporting columns is at least two, and the tops of the supporting columns are flush with the top of the forming die.

Preferably, the two ends of the frame are symmetrically provided with first through holes, and the upper ends of the second upright posts extend from the first through holes to the top of the frame.

Preferably, a third through hole corresponding to the supporting column is formed in the frame, a second through hole corresponding to the third through hole is formed in the forming die, and the upper end of the supporting column extends to the inner side of the forming groove through the third through hole and the second through hole.

Preferably, the positioning device further comprises a positioning component, wherein the positioning component comprises a fixed plate arranged on the side wall of the lifting plate, and positioning columns extending to the upper part of the forming die are arranged at the top of the fixed plate and the tops of the two ends of the lifting plate.

Preferably, the positioning column on the lifting plate is located between the second upright column and the supporting column, the positioning column on the fixing plate is located at the top of one end of the fixing plate far away from the lifting plate, and the upper ends of the positioning columns are matched with the aluminum bars to be extruded in a space surrounded by the top of the forming die.

Preferably, a fifth through hole which corresponds to and is matched with the positioning column is formed in the frame, a fourth through hole which corresponds to and is matched with the fifth through hole is formed in the periphery of the forming die, and the upper end of the positioning column extends to the upper portion of the forming die through the fifth through hole and the fourth through hole.

Preferably, a first upright post is arranged between the periphery of the bottom of the top plate and the frame, and a guide post movably connected with the top plate through a guide sleeve is arranged at the top of the extrusion plate.

Advantageous effects

Compared with the prior art, the utility model provides a profile extrusion die, which has the following beneficial effects:

1. This section bar extrusion die through connecting plate, compression leg, lifter plate, second stand, compression spring, the mutually supporting of end cap that set up can be convenient to release the shaping groove with the section bar after the shaping, and then the taking off of section bar of being convenient for, and the lifter post downward displacement when the stripper plate downward displacement, compression spring resets when the stripper plate rises to reset, and then the lifter post is ejecting with the section bar, need not additionally to set up the actuating source, follow-up with the lift of stripper plate, simple structure, with low costs.

2. This section bar extrusion die can realize treating the location of extruded aluminium bar through the fixed plate that sets up, the setting of locating column, has increased the convenience to the locating column can be followed the lift that holds up the post and goes up and down, can realize the location before the extrusion, downward displacement during the extrusion, the rising resets after the extrusion, can not cause the interference to the stripper plate.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the automatic ejection mechanism and positioning member of the present utility model;

FIG. 3 is a schematic view of the pushing structure of the present utility model;

fig. 4 is a schematic cross-sectional view of the frame and the molding die of the present utility model.

In the figure: 1. a frame; 2. a first upright; 3. a top plate; 4. a cylinder; 5. an extrusion plate; 6. a guide post; 7. a forming die; 8. a forming groove; 9. a connecting plate; 10. an end cap; 11. a lifting plate; 12. a second upright; 13. a compression spring; 14. a first through hole; 15. a lifting column; 16. a fixing plate; 17. positioning columns; 18. pressing a column; 19. a second through hole; 20. a third through hole; 21. a fourth through hole; 22. and a fifth through hole.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1-4, a section extrusion die comprises a frame 1, a forming die 7 arranged at the upper end of the frame 1, and a forming groove 8 arranged at the top of the forming die 7, wherein an extrusion mechanism is arranged above the forming die 7; the extrusion mechanism comprises a top plate 3 arranged above a forming die 7, an extrusion plate 5 which corresponds to and is matched with the forming groove 8 is arranged below the top plate 3, an air cylinder 4 for driving the extrusion plate 5 to lift is arranged at the upper end of the top plate 3, a first upright post 2 is arranged between the periphery of the bottom of the top plate 3 and the frame 1, and a guide post 6 which is movably connected with the top plate 3 through a guide sleeve is arranged at the top of the extrusion plate 5.

Further, the extrusion plate 5 is provided with an pushing structure, the pushing structure comprises a connecting plate 9 symmetrically arranged on the side surface of the upper end of the extrusion plate 5, and a pressing column 18 is arranged at one end, far away from the extrusion plate 5, of the bottom of the connecting plate 9;

Further, still include automatic ejection mechanism, automatic ejection mechanism is including setting up the lifter plate 11 in frame 1 below, the both ends symmetry at lifter plate 11 top is provided with the second stand 12 that extends to frame 1 top, the both ends symmetry of frame 1 is provided with first through-hole 14, the upper end of second stand 12 extends to the top of frame 1 from first through-hole 14, the top of second stand 12 is provided with the end cap 10 that is higher than forming die 7 and corresponds with compression leg 18, the upper end outside cover of second stand 12 is equipped with compression spring 13, compression spring 13 is located between the top of end cap 10 and frame 1, thereby compression leg 18 can realize compression spring 13's shrink when pressing end cap 10, the top of lifter plate 11 is provided with the support post 15 that extends to the shaping inslot 8, the quantity of support post 15 is at least two, and the top of support post 15 is parallel and level with the top of forming die 7, the last second through-hole 19 that corresponds with support post 15 that has been seted up with forming die 7, the upper end of support post 15 extends to the shaping inslot 8 through second through-hole 20 with the third through-hole 20.

Further, still include locating part, locating part is including setting up in the fixed plate 16 of lifter plate 11 lateral wall, the top of fixed plate 16 and the top at lifter plate 11 both ends all are provided with the reference column 17 that extends to shaping mould 7 top, be provided with the fifth through-hole 22 that corresponds and the adaptation with reference column 17 on the frame 1, shaping mould 7's periphery is provided with the fourth through-hole 21 that corresponds and the adaptation with fifth through-hole 22, the upper end of reference column 17 extends to shaping mould 7's top through fifth through-hole 22 and fourth through-hole 21, reference column 17 on the lifter plate 11 is located between second stand 12 and the support column 15, reference column 17 on the fixed plate 16 is located the top of lifter plate 11 one end is kept away from to fixed plate 16, the space that the upper end of a plurality of reference columns 17 encloses at shaping mould 7 top is with wait to extrude the aluminium bar adaptation.

It should be noted that, the present utility model is a section extrusion die, when in use, an aluminum bar to be extruded is positioned among a plurality of positioning columns 17 at the top of a forming die 7, then a cylinder 4 is started to drive an extrusion plate 5 to displace downwards, a guide column 6 is guided, a pressing column 18 contacts with an end cap 10 before the extrusion plate 5 contacts with the aluminum bar, then the end cap 10 displaces downwards to drive a lifting plate 11 to displace downwards through a second upright post 12, a compression spring 13 contracts, the lifting plate 11 drives a lifting column 15 to displace downwards, meanwhile, the positioning columns 17 displace downwards, the extrusion plate 5 extrudes the aluminum bar to match with a forming groove 8 for forming, finally the cylinder 4 drives the extrusion plate 5 to ascend and reset, the compression spring 13 resets, the upper end of the positioning column 17 protrudes out of the top of the forming die 7, the lifting plate 11 ascends to drive the lifting column 15 to lift up the section bar, and then the section bar is taken down.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The section extrusion die comprises a frame (1), a forming die (7) arranged at the upper end of the frame (1) and a forming groove (8) arranged at the top of the forming die (7), wherein an extrusion mechanism is arranged above the forming die (7);

The extrusion mechanism is characterized by comprising a top plate (3) arranged above a forming die (7), wherein an extrusion plate (5) which corresponds to and is matched with the forming groove (8) is arranged below the top plate (3), and an air cylinder (4) for driving the extrusion plate (5) to lift is arranged at the upper end of the top plate (3);

The extrusion plate (5) is provided with an extrusion structure, the extrusion structure comprises connecting plates (9) symmetrically arranged on the side surfaces of the upper end of the extrusion plate (5), and one end, far away from the extrusion plate (5), of the bottom of each connecting plate (9) is provided with a compression column (18);

Still include automatic ejection mechanism, automatic ejection mechanism is including setting up lifter plate (11) in frame (1) below, the both ends symmetry at lifter plate (11) top is provided with second stand (12) that extend to frame (1) top, the top of second stand (12) is provided with and is higher than forming die (7) and end cap (10) that correspond with compression leg (18), and the upper end outside cover of second stand (12) is equipped with compression spring (13), the top of lifter plate (11) is provided with and extends to the inboard support post (15) of shaping groove (8).

2. A profile extrusion die as in claim 1, wherein: the compression spring (13) is positioned between the end cap (10) and the top of the frame (1), so that the compression spring (13) can be contracted when the compression column (18) presses the end cap (10).

3. A profile extrusion die as in claim 2, wherein: the number of the supporting columns (15) is at least two, and the tops of the supporting columns (15) are level with the top of the forming die (7).

4. A profile extrusion die according to claim 3, wherein: the two ends of the frame (1) are symmetrically provided with first through holes (14), and the upper ends of the second upright posts (12) extend from the first through holes (14) to the top of the frame (1).

5. A profile extrusion die as in claim 4, wherein: the machine frame (1) is provided with a third through hole (20) corresponding to the supporting column (15), the forming die (7) is provided with a second through hole (19) corresponding to the third through hole (20), and the upper end of the supporting column (15) extends to the inner side of the forming groove (8) through the third through hole (20) and the second through hole (19).

6. A profile extrusion die as in claim 5, wherein: the positioning device comprises a lifting plate (11), and is characterized by further comprising a positioning component, wherein the positioning component comprises a fixing plate (16) arranged on the side wall of the lifting plate (11), and positioning columns (17) extending to the upper part of the forming die (7) are arranged at the top of the fixing plate (16) and the tops of the two ends of the lifting plate (11).

7. A profile extrusion die as in claim 6, wherein: positioning columns (17) on the lifting plate (11) are located between the second upright columns (12) and the supporting columns (15), the positioning columns (17) on the fixing plate (16) are located at the top of one end, far away from the lifting plate (11), of the fixing plate (16), and the upper ends of the positioning columns (17) are matched with to-be-extruded aluminum bars in a space surrounded by the tops of the forming dies (7).

8. A profile extrusion die as in claim 7, wherein: the machine frame (1) is provided with a fifth through hole (22) which corresponds to and is matched with the positioning column (17), the periphery of the forming die (7) is provided with a fourth through hole (21) which corresponds to and is matched with the fifth through hole (22), and the upper end of the positioning column (17) extends to the upper side of the forming die (7) through the fifth through hole (22) and the fourth through hole (21).

9. A profile extrusion die as in claim 1, wherein: a first upright post (2) is arranged between the periphery of the bottom of the top plate (3) and the frame (1), and a guide post (6) movably connected with the top plate (3) through a guide sleeve is arranged at the top of the extruding plate (5).