CN202377294U - Complicated aluminum alloy hollow section mold - Google Patents
Complicated aluminum alloy hollow section mold Download PDFInfo
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- CN202377294U CN202377294U CN201120563955XU CN201120563955U CN202377294U CN 202377294 U CN202377294 U CN 202377294U CN 201120563955X U CN201120563955X U CN 201120563955XU CN 201120563955 U CN201120563955 U CN 201120563955U CN 202377294 U CN202377294 U CN 202377294U
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Abstract
The utility model discloses a complicated aluminum alloy hollow section mold, which is used for manufacturing complicated aluminum alloy hollow sections. The mold comprises an upper die, a lower die and a broadening flow guide die which is arranged on the upper die, wherein a circle of impedance blocks are arranged at the outlet of a die hole of the lower die. According to the complicated aluminum alloy hollow section mold, a die cushion matched with the original mold is removed, and the broadening flow guide die is arranged on the upper die of the mold, so that the mold can meet the requirement that the complicated aluminum alloy hollow sections can be produced on a cylinder; the impedance blocks are arranged at the outlet of the die hole of the lower die, so that redundant metal is prevented from flowing through an area in which the outlet of the die hole is formed; and simultaneously, the metal supply quantity of a welding area is increased, and full welding of the metal in the welding area is facilitated.
Description
Technical field
The utility model relates to the technical field of extrusion die, particularly a kind of complicated aluminium alloy hollow profile mould.
Background technology
Along with the needs of various countries' shipping enterprise development and efficient, the increasing aluminium alloy that used of high speed passenger transportation boats and ships is Ship Structure and material, and EL4586 section bar as shown in Figure 1 is mainly used in the drainage system of boats and ships.The difficult point of its development is: 1, section bar porous (19 holes), and also pitch of holes is very little, and majority is 8mm, and metal forming is difficulty very, and plane divergent die core print is more, and mould damages easily.2, because the resemblance of porous profile broad has determined that this goods seam district is more, will inevitably impact welding quality.3, goods profile broad reaches 562mm, and through quench aging back plane gap, bending, turn round and twist more seriously, and the goods form and position tolerance press the high-precision level control of GB/T14846-93, and roller rectifys that to reach requirement relatively more difficult.Therefore, the emphasis of EL4586 section bar development is to improve the situation of flow rate of metal inequality, difficult forming through optimizing the mould design and rationally repairing a die; Formulate best extrusion process, heat treating regime; Improve stretching, the strong technology of roller, improve the yield rate of this kind section bar.
Complicated aluminium alloy hollow profile (like the EL4586 section bar) flakiness ratio is bigger, is generally 20～30, and the end face porous; Hole surplus can reaching 20; Make that its mould tap hole is many, generally have more than 15, and on mould, be the flat wide cloth that divides; So the flat tube that such section bar is arranged usually and its appearance similar property is high is gone up and produced, its mould design also is only to be directed against the flat extruding cylinder design.
In the prior art, the mould of complicated aluminium alloy hollow profile only is suitable for flat tube, and when the appointed condition temporary changes, mould is out of use.The mould of on-the-spot complicated hollow profile only can be gone up production at 670 * 270 flat tubes, if flat tube damages in process of production, just can not continue to use, and causes product ten minutes at delivery date nervous.
Therefore, how change into original mould of complicated aluminium alloy hollow profile on φ 580 cylinders and produce, become the important technological problems that those skilled in the art need to be resolved hurrily.
The utility model content
In view of this; The utility model provides a kind of complicated aluminium alloy hollow profile mould, produces can satisfy on the cylinder of
.
For realizing above-mentioned purpose, the utility model provides following technical scheme:
A kind of complicated aluminium alloy hollow profile mould is used for the manufacturing of complicated aluminium alloy hollow profile, comprises upper die and lower die, also comprises being arranged at spreading the water conservancy diversion mould on the said patrix, and the nib exit of said counterdie is provided with a circle and hinders piece.
Preferably, in above-mentioned complicated aluminium alloy hollow profile mould, the said thickness that spreads the water conservancy diversion mould is 140mm.
Preferably, in above-mentioned complicated aluminium alloy hollow profile mould, said obstruction piece is wide 10mm, the obstruction piece of thick 4mm.
Preferably, in above-mentioned complicated aluminium alloy hollow profile mould, said obstruction block welding is in the nib exit of said counterdie.
Can find out from above-mentioned technical scheme; The complicated aluminium alloy hollow profile mould that the utility model provides; The die-cushion supporting original mould takes down; On upper mould, added one and spreaded the water conservancy diversion mould, produced so that it can satisfy on the cylinder of
.The utility model is provided with a circle and hinders piece in the nib exit of counterdie, to hinder too much metal flow through this zone, also increased the metal supply in seam district simultaneously, utilizes metal abundant seam in the seam district.
Description of drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art; To do to introduce simply to the accompanying drawing of required use in embodiment or the description of the Prior Art below; Obviously, the accompanying drawing in describing below only is some embodiment of the utility model, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation of EL4586 section bar;
The structural representation of the counterdie that Fig. 2 provides for the utility model embodiment;
The structural representation of the patrix that Fig. 3 provides for the utility model embodiment;
Fig. 4 is along the cutaway view of A-A line.
The specific embodiment
The utility model discloses a kind of complicated aluminium alloy hollow profile mould, produce can satisfy on the cylinder of
.
To combine the accompanying drawing among the utility model embodiment below, the technical scheme among the utility model embodiment is carried out clear, intactly description, obviously, described embodiment only is the utility model part embodiment, rather than whole embodiment.Based on the embodiment in the utility model, those of ordinary skills are not making the every other embodiment that is obtained under the creative work prerequisite, all belong to the scope of the utility model protection.
See also Fig. 2-Fig. 4, the structural representation of the counterdie that Fig. 2 provides for the utility model embodiment; The structural representation of the patrix that Fig. 3 provides for the utility model embodiment; Fig. 4 is along the cutaway view of A-A line.
The complicated aluminium alloy hollow profile mould that the utility model embodiment provides; Be used for the manufacturing of complicated aluminium alloy hollow profile, comprise patrix 2 and counterdie 1, wherein; Also comprise being arranged at and spread water conservancy diversion mould 21 on the patrix 2, the nib exit of counterdie 1 is provided with a circle and hinders piece 11.
The complicated aluminium alloy hollow profile mould that the utility model provides; Take down the supporting die-cushion of original mould (to the mould of flat tube); On upper mould 2, added one and spreaded water conservancy diversion mould 21, produced so that it can satisfy on the cylinder of
.The utility model is provided with a circle and hinders piece 21 in the nib exit of counterdie 1, to hinder too much metal flow through this zone, also increased the metal supply in seam district simultaneously, utilizes metal abundant seam in the seam district.
Adopt the disclosed complicated aluminium alloy hollow profile mould of the foregoing description, trial-production is for the first time produced, and the ingot casting temperature is decided to be 530 ℃; Pressure reaches 320bar, vexed car phenomenon occurs, and analyzing its reason mainly is because the mould front has added and spreaded water conservancy diversion mould 21; Metal will carry out big predeformation, certainly will increase extruding force, in addition ingot casting oversize (1100mm); In case the ingot casting temperature is low, vexed car will take place.So when for the second time trial-production is produced, shorten ingot casting length to 700mm, forbid before the extruding to put the oil toward setting-up piece, ingot casting is pressed surplusly be increased to 120mm by 100mm; About pressure 310bar, after goods are extruded mould, improve ingot casting temperature to 565 ℃; When beginning to push, pressure descends, and is stabilized in 280-290bar; Extrusion speed also is increased to 0.8mm/s by the 0.3mm/s of beginning, and goods are able to extrude smoothly.After extruding 18 goods in batches, every goods of initial survey low power seam district seam end to end are better, the bad defective of no seam.
Spreading water conservancy diversion mould 21 thickness in the present embodiment is 140mm, and the thickness of combination die still is 460mm like this, and complicated aluminium alloy hollow profile is the EL4586 section bar.Hindering piece 11 is wide 10mm, and the obstruction piece of thick 4mm hinders the nib exit that piece 11 is welded on counterdie 1.The utility model can be that work zone, core print place shortens with patrix 2 also, increases the metal flow in each seam district, utilizes more metal to participate in seam.
In sum, the complicated aluminium alloy hollow profile flakiness ratio that the utility model relates to is big, about by 20～30, and the end face porous; Hole surplus can reaching 20, its mould tap hole is many, generally has more than 15; And on mould, be the flat wide cloth that divides, go up production so such section bar is arranged in the high flat tube of its appearance similar property more, and the product welding quality that flat tube is produced not fine; Cause a large amount of waste products, significantly reduced its yield rate.
The content of the utility model mainly is to keep under the constant situation of piths such as its original mould (mould that is used for flat tube) tap hole, bridge, upper and lower mould work zone, seam chamber; Mould structure is carried out improvement and design; Remove the combination die die-cushion, and this assembling die front end increase with the die-cushion same thickness spread the water conservancy diversion mould, like this; Can guarantee that cross dimensions after this type of section bar creeling, moulding situation are constant, and realize section bar to be changed to the cylinder extruding and do not change the method for its mould by flat tube.This utility model has been practiced thrift production cost greatly, has improved production efficiency, has very strong practicality and novelty.The utility model can satisfy the production of flat tube and cylinder simultaneously, is convenient to scheduling of production.
To the above-mentioned explanation of the disclosed embodiments, make this area professional and technical personnel can realize or use the utility model.Multiple modification to these embodiment will be conspicuous concerning those skilled in the art, and defined General Principle can realize under the situation of spirit that does not break away from the utility model or scope in other embodiments among this paper.Therefore, the utility model will can not be restricted to these embodiment shown in this paper, but will meet and principle disclosed herein and features of novelty the wideest corresponding to scope.
Claims (4)
1. complicated aluminium alloy hollow profile mould; Be used for the manufacturing of complicated aluminium alloy hollow profile, comprise patrix (2) and counterdie (1), it is characterized in that; Also comprise being arranged at and spread water conservancy diversion mould (21) on the said patrix (2), the nib exit of said counterdie (1) is provided with a circle and hinders piece (11).
2. complicated aluminium alloy hollow profile mould according to claim 1 is characterized in that the said thickness that spreads water conservancy diversion mould (21) is 140mm.
3. complicated aluminium alloy hollow profile mould according to claim 1 is characterized in that said obstruction piece (11) is wide 10mm, the obstruction piece of thick 4mm.
4. complicated aluminium alloy hollow profile mould according to claim 1 is characterized in that said obstruction piece (11) is welded on the nib exit of said counterdie (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120563955XU CN202377294U (en) | 2011-12-29 | 2011-12-29 | Complicated aluminum alloy hollow section mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120563955XU CN202377294U (en) | 2011-12-29 | 2011-12-29 | Complicated aluminum alloy hollow section mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202377294U true CN202377294U (en) | 2012-08-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120563955XU Expired - Lifetime CN202377294U (en) | 2011-12-29 | 2011-12-29 | Complicated aluminum alloy hollow section mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202377294U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331322A (en) * | 2013-06-09 | 2013-10-02 | 福建省南平铝业有限公司 | Mould for extruding aluminum alloy |
| CN104475476A (en) * | 2014-12-12 | 2015-04-01 | 西南铝业（集团）有限责任公司 | Extruding device of 5083 aluminum alloy I beam |
| CN108838230A (en) * | 2018-09-03 | 2018-11-20 | 西南铝业（集团）有限责任公司 | It is a kind of for producing the extrusion die of large size, thin walled profile |
| CN109013737A (en) * | 2018-10-16 | 2018-12-18 | 辽宁忠旺集团有限公司 | A kind of extrusion die of the big wide cut of track vehicle body skirtboard than thin-wall section |
| CN109201764A (en) * | 2018-10-26 | 2019-01-15 | 山东新活新材料科技有限公司 | It is a kind of for producing the guiding module of groove profile aluminum alloy pattern plate |
-
2011
- 2011-12-29 CN CN201120563955XU patent/CN202377294U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103331322A (en) * | 2013-06-09 | 2013-10-02 | 福建省南平铝业有限公司 | Mould for extruding aluminum alloy |
| CN104475476A (en) * | 2014-12-12 | 2015-04-01 | 西南铝业（集团）有限责任公司 | Extruding device of 5083 aluminum alloy I beam |
| CN108838230A (en) * | 2018-09-03 | 2018-11-20 | 西南铝业（集团）有限责任公司 | It is a kind of for producing the extrusion die of large size, thin walled profile |
| CN109013737A (en) * | 2018-10-16 | 2018-12-18 | 辽宁忠旺集团有限公司 | A kind of extrusion die of the big wide cut of track vehicle body skirtboard than thin-wall section |
| CN109201764A (en) * | 2018-10-26 | 2019-01-15 | 山东新活新材料科技有限公司 | It is a kind of for producing the guiding module of groove profile aluminum alloy pattern plate |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120815 |