CN214767898U

CN214767898U - Aluminum alloy section extrusion die

Info

Publication number: CN214767898U
Application number: CN202023237749.8U
Authority: CN
Inventors: 吴伶俐
Original assignee: Jingyu Mould Technology Taicang Co ltd
Current assignee: Jingyu Mould Technology Taicang Co ltd
Priority date: 2020-12-29
Filing date: 2020-12-29
Publication date: 2021-11-19
Anticipated expiration: 2030-12-29

Abstract

The utility model discloses an aluminum alloy ex-trusions extrusion die, including activity mould and fixed mould, the both sides fixed mounting of activity mould bottom has the guide post, the both sides at fixed mould top are provided with the uide bushing with guide post looks adaptation, and the bottom fixed mounting of activity mould has the dead lever that is located between two guide posts, two the equal fixed mounting in bottom of dead lever has the core, the die cavity with the core adaptation is seted up at the top of fixed mould, fixed mounting all around on uide bushing inner chamber top has the connecting piece, set up the sliding tray with connecting piece looks adaptation around the guide post outer wall. This aluminum alloy ex-trusions extrusion die, through a plurality of connecting pieces that the inner chamber top of uide bushing set up and the sliding tray that is located the guide post surface, carry on spacingly to the guide post, prevent that the guide post from removing at the inner chamber of uide bushing and leading to the core dislocation when the mould is worked, improve the fashioned precision of work piece.

Description

Aluminum alloy section extrusion die

Technical Field

The utility model relates to an extrusion die technical field, more specifically say, it relates to an aluminum alloy ex-trusions extrusion die.

Background

The mould, the industrial production is used for getting the various moulds and tools of the required product by injection moulding, blow moulding, extrusion, die-casting or forging forming, smelting, punching, etc., this kind of tool is formed by various parts, different moulds are formed by different parts, it mainly realizes the processing of the appearance of the article through the change of the physical state of the formed material.

In the processing process of the aluminum alloy section, the aluminum alloy section needs to be extruded and molded by a mold, the movable mold and the fixed mold can be dislocated due to the fact that the mold needs to bear certain injection molding pressure in the using process, particularly, the pressure of the side face of a large-sized, thin-wall and deep-cavity workpiece or a cavity and a core which are high in injection molding precision requirement is increased, the mold with an asymmetric workpiece shape is easy to generate cavity and core offset, the existing guide mechanism is simple, the moving gap between the guide pillar and the guide sleeve causes core dislocation, so that the workpiece precision is reduced, the guide pillar and the guide sleeve can move separately along with the movable mold, and time is wasted due to dislocation in mold closing.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a prevent to decide the guide post and remove, avoid the core dislocation, improve work piece machining precision and improve the aluminum alloy ex-trusions extrusion die of mould compound die efficiency.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides an aluminum alloy ex-trusions extrusion die, includes movable mould and fixed mould, the both sides fixed mounting of movable mould bottom has the guide post, the both sides at fixed mould top are provided with the uide bushing with guide post looks adaptation, and the bottom fixed mounting of movable mould has the dead lever that is located between two guide posts, two the equal fixed mounting in bottom of dead lever has the core, the die cavity with the core adaptation is seted up at the top of fixed mould, fixed mounting all around on uide bushing inner chamber top has the connecting piece, set up all around the guide post outer wall with the sliding tray of connecting piece looks adaptation, and the bottom of guide post is fallen T type setting.

Preferably, the connecting piece and the sliding groove are provided with a plurality of numbers, the sliding groove extends downwards to the bottom end of the guide post along the outer surface of the guide post, and the length of the sliding groove is the same as the height of the guide sleeve.

Preferably, the height of the guide sleeve is longer than the distance from the bottom of the core to the bottom of the cavity.

Preferably, the inner cavity of the guide sleeve is provided with an elastic layer, and the cross section of the elastic layer is circular.

Preferably, the surface of the elastic layer is provided with a contact layer, the contact layer is arranged around the inner cavity of the elastic layer, and the surface of the contact layer is smooth.

By adopting the technical scheme, the method has the advantages that,

1. through a plurality of connecting pieces that the inner chamber top of uide bushing set up and the sliding tray that is located the guide post surface, carry on spacingly to the guide post, prevent that the guide post from leading to the core dislocation at the inner chamber removal of uide bushing when mould work, improve the fashioned precision of work piece.

2. The bottom through the guide post is fallen T style of calligraphy and is set up for movable mould and fixed mould are separately the back, and the connecting piece at uide bushing top stops the guide post, prevents guide post and uide bushing separation, and the dislocation leads to the unable compound die of movable mould and fixed mould when avoiding the movable mould to descend, improves mould compound die efficiency, and the practicality is strong.

Drawings

FIG. 1 is a schematic diagram of an embodiment of the present invention;

fig. 2 is a cross-sectional view of the guide sleeve according to the embodiment of the present invention.

1. Moving the mold; 2. a fixed mold; 3. a guide post; 4. a guide sleeve; 5. fixing the rod; 6. a core; 7. a cavity; 8. a connecting member; 9. a sliding groove; 10. an elastic layer; 11. and a contact layer.

Detailed Description

The embodiment of the aluminum alloy profile extrusion die of the present invention is further described with reference to fig. 1 to 2.

An aluminum alloy section extrusion die comprises a movable die 1 and a fixed die 2, guide posts 3 are fixedly arranged on two sides of the bottom of the movable die 1, guide sleeves 4 matched with the guide posts 3 are arranged on two sides of the top of the fixed die 2, fixing rods 5 positioned between the two guide posts 3 are fixedly arranged on the bottom of the movable die 1, cores 6 are fixedly arranged at the bottom ends of the two fixing rods 5, a cavity 7 matched with the core 6 is formed in the top of the fixed die 2, connecting pieces 8 are fixedly arranged on the periphery of the top end of an inner cavity of the guide sleeve 4, sliding grooves 9 matched with the connecting pieces 8 are formed in the periphery of the outer wall of the guide post 3, the bottom end of the guide post 3 is arranged in an inverted T shape, the guide post 3 is limited through a plurality of connecting pieces 8 arranged at the top end of the inner cavity of the guide sleeve 4 and the sliding grooves 9 positioned on the surface of the guide posts 3, the movement degree of the guide posts 3 in the guide sleeves 4 is limited, prevent that mould during operation guide post 3 from removing at the inner chamber of uide bushing 4 and leading to core 6, the dislocation improves the fashioned precision of work piece, the bottom style of calligraphy of falling T through guide post 3 sets up simultaneously, make activity mould 1 and fixed mould 2 part the back, the connecting piece 8 at 4 tops of uide bushing blocks guide post 3, prevent guide post 3 and uide bushing 4 separation, the dislocation leads to the unable compound die of activity mould 1 and fixed mould 2 when avoiding activity mould 1 to descend, improve mould compound die efficiency, therefore, the clothes hanger is strong in practicability.

As shown in fig. 2, the number of the connecting pieces 8 and the sliding grooves 9 is provided with a plurality of sliding grooves 9, the sliding grooves 9 extend downwards to the bottom end of the guide post 3 along the outer surface of the guide post 3, the length of the sliding grooves 9 is the same as the height of the guide sleeve 4, and the limiting of the sliding grooves 9 can ensure that the connecting pieces 8 can be located in the inner cavity of the sliding grooves 9 when the guide post 3 moves up and down, so that the guide post 3 can be moved smoothly.

As shown in fig. 1, the height of the guide sleeve 4 is longer than the distance from the bottom of the core 6 to the bottom of the inner cavity of the cavity 7, and the height of the guide sleeve 4 is limited, so that when the bottom end of the guide column 3 is in contact with the bottom of the inner cavity of the guide sleeve 4, the core 6 can enter the inner cavity of the cavity 7 to extrude a workpiece.

As shown in fig. 2, the inner cavity of the guide sleeve 4 is provided with an elastic layer 10, the cross section of the elastic layer 10 is circular, the elastic layer 10 is arranged, and the contact layer 11 is directly contacted and extruded with the guide post 3 by utilizing the elastic capability of the elastic layer, so that a moving gap between the guide sleeve 4 and the guide post 3 is avoided, and the guide post 3 is prevented from moving.

As shown in fig. 2, the surface of the elastic layer 10 is provided with the contact layer 11, the contact layer 11 is arranged around the inner cavity of the elastic layer 10, the surface of the contact layer 11 is smooth, the contact layer 11 is arranged to isolate the elastic layer 10 from the guide post 3, so that the guide post 3 is prevented from being obstructed by the contact of the elastic layer 10 and the guide post, and the smoothness of the up-and-down movement of the guide post 3 is improved.

The working principle is as follows: through the sliding tray 9 on a plurality of connecting pieces 8 that 4 inner chamber tops of uide bushing set up and be located 3 surfaces of guide post, it is spacing to guide post 3, restriction guide post 3 is at the inner chamber removal degree of uide bushing 4, the style of calligraphy of falling T of bottom through guide post 3 simultaneously sets up, make activity mould 1 and fixed mould 2 separately back, the connecting piece 8 at 4 tops of uide bushing blocks guide post 3, prevent the separation of uide bushing 3 and uide bushing 4, the dislocation leads to the unable compound die of activity mould 1 and fixed mould 2 when avoiding activity mould 1 to descend, can.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides an aluminum alloy ex-trusions extrusion die, includes movable mould (1) and fixed mould (2), the both sides fixed mounting of movable mould (1) bottom has guide post (3), the both sides at fixed mould (2) top are provided with uide bushing (4) with guide post (3) looks adaptation, and the bottom fixed mounting of movable mould (1) has dead lever (5) that are located between two guide post (3), two the equal fixed mounting in bottom of dead lever (5) has core (6), cavity (7) with core (6) adaptation, characterized by are seted up at the top of fixed mould (2): fixed mounting has connecting piece (8) all around on uide bushing (4) inner chamber top, set up sliding tray (9) with connecting piece (8) looks adaptation around guide post (3) outer wall, and the bottom of guide post (3) is the T style of calligraphy setting of falling.

2. The aluminum alloy profile extrusion die of claim 1, wherein: the quantity of connecting piece (8) and sliding tray (9) all is provided with a plurality ofly, sliding tray (9) extend downwards to the bottom of guide post (3) along the outer surface of guide post (3), and the length of sliding tray (9) is the same with the height of uide bushing (4).

3. The aluminum alloy profile extrusion die of claim 1, wherein: the height of the guide sleeve (4) is longer than the distance from the bottom of the mold core (6) to the bottom of the inner cavity of the mold cavity (7).

4. The aluminum alloy profile extrusion die of claim 1, wherein: an elastic layer (10) is arranged in the inner cavity of the guide sleeve (4), and the cross section of the elastic layer (10) is circular.

5. The aluminum alloy profile extrusion die of claim 4, wherein: the surface of the elastic layer (10) is provided with a contact layer (11), the contact layer (11) is arranged around the inner cavity of the elastic layer (10), and the surface of the contact layer (11) is smooth.