CN210647796U

CN210647796U - Aluminum bar extrusion die with changed cavity

Info

Publication number: CN210647796U
Application number: CN201921453879.XU
Authority: CN
Inventors: 占小英
Original assignee: Kunshan Hongxiang Aluminum Co Ltd
Current assignee: Kunshan Hongxiang Aluminum Co Ltd
Priority date: 2019-09-03
Filing date: 2019-09-03
Publication date: 2020-06-02
Anticipated expiration: 2029-09-03

Abstract

The utility model discloses a change aluminium bar extrusion die of die cavity, including assembly screw, last mould and lower mould, the welding of one side of lower mould has the discharging pipe, the inside of lower mould is equipped with the discharge gate, assembly screw is installed through the bolt hole in the inside of discharging pipe, there is last mould one side of lower mould through assembly screw fixed mounting, the welding of one side of going up the mould has connecting die, connecting die's top is passed through the bolt and is installed the link. The utility model discloses a be equipped with the inside of extension pipe extensible to lower mould in one side of connecting die, make its multiplicable leakproofness of going up mould and lower mould junction, prevent that the aluminium material from flowing through the joint gap, guaranteed the quality of the extrusion product of aluminium bar, improved the accuracy nature of the production of device.

Description

Aluminum bar extrusion die with changed cavity

Technical Field

The utility model relates to an extrusion die technical field specifically is a change aluminium bar extrusion die of die cavity.

Background

A press working method for pressing a blank placed in a female die with a punch or a male die to cause plastic flow to obtain a product corresponding to the shape of a hole or a male/female die of the die. During extrusion, the blank generates three-way compressive stress, even the blank with lower plasticity can be extruded and formed, compared with other processing methods, the extrusion die is easier to manufacture and simple to replace, and is convenient for producing small-batch and multi-variety products and products with complex sections.

The existing aluminum bar extrusion die has the defects that:

1. the existing aluminum bar extrusion die is not compact enough at the joint of the upper die and the lower die, so that the aluminum bar is easy to leak when being extruded, the produced section bar is flawed, the production quality is reduced, and the production material is wasted;

2. the connection part of an upper die and a lower die in the existing aluminum bar extrusion die is easy to displace, and is easy to deform when an aluminum bar is produced, so that the processing accuracy of the device is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a change aluminium bar extrusion die of die cavity to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a change aluminium bar extrusion die of die cavity, includes assembly screw, goes up mould and lower mould, the welding of one side of lower mould has the discharging pipe, the inside of lower mould is equipped with the discharge gate, assembly screw is installed through the bolt hole in the inside of discharging pipe, there is last mould one side of lower mould through assembly screw fixed mounting, the welding of one side of going up the mould has the connection mould, the link is installed through the bolt in the top of connection mould.

Preferably, the inside of connecting the mould is equipped with three groups and has the locating hole, and the inside of connecting the mould is equipped with three screw holes of group, and one side welding of connecting the mould has the extension pipe.

Preferably, the inside of going up the mould is equipped with five component flow holes, and the both sides in flow hole are equipped with concave type reposition of redundant personnel bridges, and the inside of going up the mould is equipped with circular arch.

Preferably, one side welding of lower mould has the sealing washer, and one side welding of sealing washer has three group's locating pins, and one side of lower mould is equipped with the screw hole.

Preferably, a mold core is arranged inside the discharge port, and a film hole is formed inside the mold core.

Preferably, a nut is arranged inside the assembling screw, and a threaded rod is welded at the bottom of the nut.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a be equipped with the inside of extension pipe extensible to lower mould in one side of connecting die, make its multiplicable leakproofness of going up mould and lower mould junction, prevent that the aluminium material from flowing through the joint gap, guaranteed the quality of the extrusion product of aluminium bar, improved the accuracy nature of the production of device.

2. The utility model discloses a connection mould of last mould one side is fixed a position with the inside locating hole of lower mould and locating pin cooperation, can ensure the installation accuracy, makes its assembly direction of going up mould and lower mould can not make mistakes, has improved the efficiency of device installation, makes its product machining precision improve.

3. The utility model discloses a cooperation of screw hole and assembly screw can be with last mould with the inseparable connection of lower mould, has guaranteed the compactness that the mould is connected with the lower mould, prevents to go up the mould and is not hard up with the lower mould under the effect of stress, guarantees the quality of the section bar of producing.

4. The utility model discloses a be equipped with five component diffluence pores and can divide into five parts with the aluminium bar, weld again in the seam space of mould on the diffluence pore of flowing through and be as an organic whole, and by seam space speed reduction, guarantee through diffluence pore outflow aluminium metal stream speed uniformity everywhere, guarantee the aluminium bar quality of producing.

Drawings

Fig. 1 is a schematic structural view of an aluminum bar extrusion die with a changed cavity according to the present invention;

FIG. 2 is a schematic view of an exploded structure of an aluminum bar extrusion mold with a changed cavity according to the present invention;

fig. 3 is a schematic structural view of an upper mold in an aluminum bar extrusion mold with a changed cavity according to the present invention;

fig. 4 is a schematic structural view of a lower mold in an aluminum bar extrusion mold with a changed cavity according to the present invention;

fig. 5 is a schematic structural diagram of an assembly screw in the aluminum bar extrusion die with a changed cavity according to the present invention.

In the figure: 1. hanging a ring; 2. connecting the die; 201. positioning holes; 202. a screw hole; 203. an extension pipe; 3. assembling screws; 301. a nut; 302. a threaded rod; 4. an upper die; 401. a shunt hole; 402. a circular protrusion; 403. a concave shunt bridge; 5. a discharge pipe; 501. bolt holes; 6. a lower die; 601. a seal ring; 602. a threaded hole; 603. positioning pins; 7. a discharge port; 701. a membrane pore; 702. and (5) a mold core.

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. 1-5, the present invention provides an embodiment: an aluminum bar extrusion die capable of changing a cavity comprises an assembly screw 3, an upper die 4 and a lower die 6, wherein a discharge pipe 5 is welded on one side of the lower die 6, a complete die is formed by matching the lower die 6 and the upper die 4, the aluminum bar is convenient to extrude, the discharge pipe 5 can facilitate the discharge of the aluminum bar, the bending phenomenon of the discharged aluminum bar is prevented, the processing quality of the device is improved, a discharge port 7 is arranged in the lower die 6, the aluminum bar can be formed into a processing shape through the discharge port 7, the processing efficiency of the device is improved, the assembly screw 3 is arranged in the discharge pipe 5 through a bolt hole 501, the assembly screw 3 can be conveniently installed through the bolt hole 501, the upper die 4 can be tightly connected with the lower die 6 through the matching of the assembly screw 3 and a screw hole 202 in a connecting die 2, the tightness of the connection between the upper die 4 and the lower die 6 is ensured, and the looseness of the upper, the quality of the section bar of guaranteeing to produce, there is last mould 4 one side of lower mould 6 through 3 fixed mounting of assembly screw, form a complete mould through

last mould

4 and 6 cooperations of lower mould, be convenient for carry out extrusion process to the aluminium bar, it has connection die 2 to go up one side welding of mould 4, the inseparable structure that 2 multiplicable devices of connection die are connected, improve the compactness that the device is connected, link 1 is installed through the bolt in connection die 2's top, the position of the fixing device of can being convenient for of link 1, improve the installation effectiveness of device.

Furthermore, three groups of positioning holes 201 are arranged inside the connecting mould 2, the upper mould 4 and the lower mould 6 can be positioned and installed through the matching of the positioning holes 201 and the positioning pins 603, the installation precision can be ensured, the assembling direction of the upper mould 4 and the lower mould 6 cannot be wrong, the device installation efficiency is improved, the processing precision of a product is improved, three groups of screw holes 202 are arranged inside the connecting mould 2, the screw holes 202 can provide installation positions for the assembling screws 3, the upper mould 4 can be tightly connected with the lower mould 6 through the matching of the screw holes 202 and the assembling screws 3, the connection tightness of the upper mould 4 and the lower mould 6 is ensured, the upper mould 4 and the lower mould 6 are prevented from loosening under the action of stress, the quality of the produced section bar is ensured, one side of the connecting mould 2 is welded with the extension pipe 203, the extension pipe 203 can extend into the lower mould 6, and the sealing performance of the joint of the upper mould 4 and, prevent that the aluminium material from flowing through the joint gap, guaranteed the quality of the extrusion product of aluminium bar, improved the production accuracy nature of device.

Further, go up the inside of mould 4 and be equipped with five component flow holes 401, can divide into five parts with the aluminium bar through five component flow holes 401, it is integrative to weld again in the welding space of the inside of flow hole 401 of flowing through, and by the welding space speed reduction, it is even to guarantee the aluminium metal stream everywhere speed that flows out through flow hole 401, guarantee the aluminium bar quality of producing, the both sides of flow hole 401 are equipped with concave type reposition of redundant personnel bridge 403, concave type reposition of redundant personnel bridge 403 can shunt the heating aluminium bar, and the inside of going up mould 4 is equipped with circular arch 402, circular arch 402 can form the concave type structure of entry with concave type reposition of redundant personnel bridge 403 cooperation, it is not fragile, the service life of device has been increased.

Further, a sealing ring 601 is welded on one side of the lower die 6, the sealing ring 601 can increase the sealing performance of the connection position of the device, the production quality of the device is improved, three groups of positioning pins 603 are welded on one side of the sealing ring 601, the upper die 4 and the lower die 6 can be positioned and installed through the matching of the positioning pins 603 and the positioning holes 201, the installation accuracy can be ensured, the assembling direction of the upper die 4 and the lower die 6 cannot make mistakes, the device installation efficiency is improved, the product processing accuracy is improved, a threaded hole 602 is formed in one side of the lower die 6, a threaded rod can be conveniently connected through the threaded hole 602, the upper die 4 and the lower die 6 can be separated through the matching of the threaded rod, and the device.

Further, a mold core 702 is arranged inside the discharge port 7, the aluminum bar can be extruded into a processing shape through the matching of the mold core 702 and the film holes 701, the processing efficiency of the device is improved, and the film holes 701 are arranged inside the mold core 702.

Further, the inside of assembly screw 3 is equipped with nut 301, and nut 301's top is equipped with the draw-in groove and can be convenient for through rotating nut 301 and dismouting threaded rod 302, has improved the installation effectiveness of device, and nut 301's bottom welding has threaded rod 302, through the fastness that threaded rod 302 multiplicable device is connected, has improved the compactness that the device is connected.

The working principle is as follows: before using the device, a user firstly detects the device, confirms that the device is used after no problem exists, the device can be extended into the lower die 6 by arranging the extension pipe 203 at one side of the connecting die 2, the tightness of the joint of the upper die 4 and the lower die 6 is increased, aluminum materials are prevented from flowing out through a connecting gap, the quality of an extruded aluminum rod is ensured, the production accuracy of the device is improved, the upper die 4 and the lower die 6 can be positioned and installed by matching the positioning hole 201 and the positioning pin 603, the installation accuracy can be ensured, the assembling direction of the upper die 4 and the lower die 6 cannot be wrong, the device installation efficiency is improved, the processing accuracy of a product is improved, the aluminum rod can be divided into five parts by the five groups of shunting holes 401, the aluminum rod is welded into a whole again in the welding space in the shunting holes 401, the speed of the welding space is reduced, and the speed of the aluminum current flowing out through the shunting holes 401 is ensured, the quality of the produced aluminum bar is ensured.

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

1. The utility model provides a change aluminium bar extrusion die of die cavity, includes assembly screw (3), goes up mould (4) and lower mould (6), its characterized in that: the welding of one side of lower mould (6) has discharging pipe (5), the inside of lower mould (6) is equipped with discharge gate (7), assembly screw (3) are installed through bolt hole (501) in the inside of discharging pipe (5), there is last mould (4) one side of lower mould (6) through assembly screw (3) fixed mounting, the welding of one side of going up mould (4) has connecting die (2), link (1) is installed through the bolt at the top of connecting die (2).

2. The aluminum bar extrusion die with the changed cavity as claimed in claim 1, wherein: the inside of connecting mould (2) is equipped with three groups and has locating hole (201), and the inside of connecting mould (2) is equipped with three screw holes (202), and one side welding of connecting mould (2) has extension pipe (203).

3. The aluminum bar extrusion die with the changed cavity as claimed in claim 1, wherein: the interior of going up mould (4) is equipped with five components flow distribution hole (401), and the both sides of flow distribution hole (401) are equipped with concave type reposition of redundant personnel bridge (403), and the inside of going up mould (4) is equipped with circular arch (402).

4. The aluminum bar extrusion die with the changed cavity as claimed in claim 1, wherein: one side welding of lower mould (6) has sealing washer (601), and one side welding of sealing washer (601) has three group's locating pin (603), and one side of lower mould (6) is equipped with screw hole (602).

5. The aluminum bar extrusion die with the changed cavity as claimed in claim 1, wherein: a mold core (702) is arranged inside the discharge hole (7), and a film hole (701) is formed inside the mold core (702).

6. The aluminum bar extrusion die with the changed cavity as claimed in claim 1, wherein: the inside of assembly screw (3) is equipped with nut (301), and the bottom welding of nut (301) has threaded rod (302).