CN210411969U - Seamless extrusion die for aluminum alloy pipe - Google Patents

Abstract

The utility model discloses a seamless extrusion die of aluminum alloy tubular product, including mould main part and tubular product shaping cavity, the one end of mould main part is equipped with annotates the material lid, the four sides that the mould main part is close to sprue one end all are equipped with the guide passageway, and the inside wall coating of guide passageway has prevents the condensation coating, be equipped with the slow flow chamber in the mould main part of guide passageway end, the one end that the material lid was kept away from to the mould main part is equipped with the mounting disc, and the inside central point department of location fixed mounting of mounting disc has the stem, the end fixed mounting of mounting disc has extrusion lid, and is equipped with tubular product shaping cavity between extrusion lid and the stem, the end fixed mounting of stem has the sealed lid of dismantling. The utility model discloses install the sealed lid that can unpick and wash for the end in extrusion molding chamber can realize sealing, avoids appearing the uneven problem of port, and then has improved the mould at tubular product extrusion's effect, has improved the practicality of mould.

Description

Seamless extrusion die for aluminum alloy pipe

Technical Field

The utility model relates to the technical field of mold, specifically be seamless extrusion die of aluminum alloy tubular product.

Background

The aluminum alloy pipe can be divided into a seamed pipe and a seamless pipe due to different production processes, the shapes of the produced aluminum alloy pipes are different mainly due to different used dies, and the extrusion die is an important tool in the forming process of the aluminum alloy pipes.

The existing seamless extrusion die has the following defects: 1. the extrusion assembly of the existing extrusion die is generally not provided with a sealing structure, so that the problem of irregular ports is easily caused after the pipe is formed; 2. the existing extrusion die is generally a simple flow guide material guide channel, the effect of uniform flow distribution cannot be achieved, the phenomenon of non-uniformity occurs when the pipe is extruded easily, and the processing quality of the pipe is poor.

Disclosure of Invention

An object of the utility model is to provide a seamless extrusion die of aluminum alloy tubular product to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: seamless extrusion die of aluminum alloy tubular product, including mould main part and tubular product shaping cavity, the one end of mould main part is equipped with the notes material lid, the four sides that the mould main part is close to sprue one end all are equipped with the guide passageway, and the inside wall coating of guide passageway has the anti-condensation coating, be equipped with the slow flow chamber in the mould main part of guide passageway end, and the guide passageway passes through overflow mouth and slow flow chamber intercommunication, the one end that the material lid was kept away from to the mould main part is equipped with the mounting disc, and the inside central point department of the mounting disc fixed mounting has the stem, the end fixed mounting of mounting disc has extrusion lid, and is equipped with tubular product shaping cavity between extrusion lid and the stem, the end fixed mounting of stem has the sealed lid of dismantling.

Preferably, can dismantle sealed lid through construction bolt fixed mounting in the bolt mounting groove of stem end, and can dismantle the central point department of keeping away from extrusion lid one side of sealed lid and locate fixed mounting have rotatory handle, can dismantle the inboard edge of sealed lid and be equipped with seal ring.

Preferably, the end of the material injection cover is provided with a material injection port, and the inner side wall of the material injection port is provided with a material injection slope extending into the mold main body.

Preferably, the mould main part is located the inside central point department of annotating material lid one end and is equipped with the reposition of redundant personnel seat, and the surface of reposition of redundant personnel seat is equipped with prevents condensing the sheath.

Preferably, the outer side edge of the core column close to one end of the slow flow cavity is uniformly distributed with material guide holes.

Preferably, the extrusion cover is fixedly installed on the installation disc through fixing bolts on four sides, and a hidden groove is formed in the extrusion cover at the position of the fixing bolt.

Compared with the prior art, the beneficial effects of the utility model are that: this seamless extrusion die of aluminum alloy tubular product installs removable sealed lid that washes at the extrusion lid tip, make the end in extrusion shaping chamber can realize sealing, avoid appearing the uneven problem of port, and then improved the mould at tubular product extrusion's effect, the practicality of mould has been improved, four group's guide passageways and the reposition of redundant personnel seats of setting can be shunted into the mould to the fashioned raw and other materials of aluminum alloy tubular product, thereby guarantee the entering shaping chamber that the material can be even, can avoid appearing the inhomogeneous problem of extrusion, and then can guarantee the quality of seamless tubular product processing, and convenient to popularize and use.

Drawings

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a side view of the present invention;

fig. 3 is a front view of the present invention.

In the figure: 1. a material injection port; 2. a material injection cover; 3. injecting a material slope; 4. a mold body; 5. a material guide channel; 6. mounting a disc; 7. extruding a cover; 701. fixing the bolt; 8. a removable seal cap; 801. a sealing gasket; 9. rotating the handle; 10. a shunt seat; 1001. an anti-condensation sheath; 11. an anti-condensation coating; 12. a shunt outlet; 13. a slow flow cavity; 14. a material guide hole; 15. a stem; 16. forming a cavity in the pipe; 17. a bolt mounting groove; 18. and (6) installing a bolt.

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.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1-3, the present invention provides an embodiment: an aluminum alloy pipe seamless extrusion die comprises a die main body 4 and a pipe forming cavity 16, wherein one end of the die main body 4 is provided with a material injection cover 2, four sides of one end, close to a material injection port 1, of the die main body 4 are provided with material guide channels 5, the inner side walls of the material guide channels 5 are coated with anti-condensation coatings 11, the material guide channels 5 can play a role of guiding materials, the material injection cover 2 is convenient for material injection, the anti-condensation coatings 11 can play a role of preventing condensation, a slow flow cavity 13 is arranged in the die main body 4 at the end of the material guide channels 5, the material guide channels 5 are communicated with the slow flow cavity 13 through a flow outlet 12, the slow flow cavity 13 can play a role of slow flow, the problem of uneven pipe forming is avoided, one end, far away from the material injection cover 2, of the die main body 4 is provided with a mounting disc 6, a core column 15 is fixedly mounted at the central position inside the mounting disc 6, and the mounting, the end fixed mounting of mounting disc 6 has extrusion lid 7, and is equipped with tubular product shaping cavity 16 between extrusion lid 7 and the stem 15, and extrusion lid 7 can constitute tubular product shaping cavity 16 with stem 15 to make things convenient for the extrusion of aluminum alloy tubular product, the end fixed mounting of stem 15 has detachable sealing lid 8, and detachable sealing lid 8 can play sealed effect.

Further, can dismantle sealed lid 8 through construction bolt 18 fixed mounting in the bolt mounting groove 17 of stem 15 end, and can dismantle sealed lid 8 and keep away from central point department fixed mounting who squeezes gland 7 one side and have rotatory handle 9, can dismantle the inboard edge of sealed lid 8 and be equipped with seal ring 801, in the embodiment, construction bolt 18 is convenient for can dismantle the installation and the dismantlement of sealed lid 8, bolt mounting groove 17 is convenient for construction bolt 18 and carries out fixed mounting through bolted construction, rotatory handle 9 is convenient for rotate the operation, seal ring 801 can play sealed effect.

Further, the end of notes material lid 2 is equipped with sprue 1, and the inside wall of sprue 1 is equipped with the notes material slope 3 that extends to in the mould main part 4, and in the embodiment, the material is convenient for pour into in sprue 1, and notes material slope 3 can make things convenient for the leading-in of material.

Further, mould main part 4 is located the inside central point department of annotating material lid 2 one end and is equipped with reposition of redundant personnel seat 10, and the surface of reposition of redundant personnel seat 10 is equipped with the sheath 1001 of preventing condensing, and in the embodiment, reposition of redundant personnel seat 10 can play the effect of branch material, and then can realize even feeding, and the sheath 1001 of preventing condensing can play the effect of preventing condensing.

Further, the outer side edge of the core column 15 close to one end of the slow flow cavity 13 is uniformly distributed with material guiding holes 14, in the embodiment, the material guiding holes 14 can facilitate material guiding and can achieve isolation.

Further, the extrusion lid 7 is fixedly mounted on the mounting disc 6 through the fixing bolts 701 on four sides, and the extrusion lid 7 at the position of the fixing bolt 701 is provided with a hidden groove.

The working principle is as follows: during the use, according to the demand through fixing bolt 701 strong extrusion lid 7 fixed mounting on mould main part 4, then place mould main part 4 in aluminum alloy pipe extrusion equipment bottom, then lead-in the mould with the material through annotating material lid 2 in to carry out the pressure heating through pressure equipment and heating equipment, thereby extrude into seamless tubular product with leading-in material in tubular product shaping cavity 16.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims (6)

1. Seamless extrusion die of aluminum alloy tubular product, including mould main part (4) and tubular product shaping cavity (16), its characterized in that: one end of the die main body (4) is provided with a material injection cover (2), four sides of one end of the die main body (4) close to the material injection port (1) are provided with material guide channels (5), and the inner side wall of the material guide channel (5) is coated with an anti-condensation coating (11), a slow flow cavity (13) is arranged in the mould main body (4) at the end of the material guide channel (5), and the material guide channel (5) is communicated with the slow flow cavity (13) through the flow dividing outlet (12), an installation disc (6) is arranged at one end of the die main body (4) far away from the material injection cover (2), a core column (15) is fixedly arranged at the central position inside the mounting disc (6), a squeezing cover (7) is fixedly arranged at the end head of the mounting disc (6), a pipe molding cavity (16) is arranged between the extrusion cover (7) and the core column (15), the end of the core column (15) is fixedly provided with a detachable sealing cover (8).

2. The aluminum alloy pipe seamless extrusion die of claim 1, wherein: can dismantle sealed lid (8) and pass through construction bolt (18) fixed mounting in bolt mounting groove (17) of stem (15) end, and can dismantle sealed lid (8) and keep away from central point department fixed mounting who squeezes gland (7) one side and have rotatory handle (9), can dismantle the inboard edge of sealed lid (8) and be equipped with seal ring (801).

3. The aluminum alloy pipe seamless extrusion die of claim 1, wherein: the end of annotating material lid (2) is equipped with sprue (1), and the inside wall of sprue (1) is equipped with notes material slope (3) that extend to in mould main part (4).

4. The aluminum alloy pipe seamless extrusion die of claim 1, wherein: the mould main body (4) is provided with a shunting seat (10) at the central position inside one end of the material injection cover (2), and the surface of the shunting seat (10) is provided with an anti-condensation sheath (1001).

5. The aluminum alloy pipe seamless extrusion die of claim 1, wherein: and material guide holes (14) are uniformly distributed on the outer side edge of one end, close to the slow flow cavity (13), of the core column (15).

6. The aluminum alloy pipe seamless extrusion die of claim 1, wherein: the extrusion cover (7) is fixedly arranged on the mounting disc (6) through fixing bolts (701) on four sides, and a hidden groove is formed in the extrusion cover (7) at the position of the fixing bolts (701).

Images