CN114273451A - Aluminum alloy heat-insulation strip-penetrating material extrusion die capable of avoiding shadows - Google Patents
Aluminum alloy heat-insulation strip-penetrating material extrusion die capable of avoiding shadows Download PDFInfo
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- CN114273451A CN114273451A CN202111552273.3A CN202111552273A CN114273451A CN 114273451 A CN114273451 A CN 114273451A CN 202111552273 A CN202111552273 A CN 202111552273A CN 114273451 A CN114273451 A CN 114273451A
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- die
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- material extrusion
- alloy heat
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- 229910000838 Al alloy Inorganic materials 0.000 title claims abstract description 21
- 238000001125 extrusion Methods 0.000 title claims abstract description 20
- 239000000463 material Substances 0.000 title claims abstract description 20
- 238000009413 insulation Methods 0.000 title claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 7
- 238000007599 discharging Methods 0.000 claims description 14
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 abstract description 20
- 229910052782 aluminium Inorganic materials 0.000 abstract description 20
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000000465 moulding Methods 0.000 abstract description 5
- 238000012797 qualification Methods 0.000 abstract description 3
- 230000004927 fusion Effects 0.000 abstract description 2
- 239000004411 aluminium Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 239000002390 adhesive tape Substances 0.000 description 2
- 238000007493 shaping process Methods 0.000 description 2
- 210000002268 wool Anatomy 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001192 hot extrusion Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
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- Extrusion Of Metal (AREA)
Abstract
The invention discloses an aluminum alloy heat-insulation penetrating strip material extrusion die capable of avoiding shadows, which comprises a left die and a right die which are matched with each other, wherein a hole penetrates through the surface of one side of the left die, a shunting bridge is arranged inside the hole, the hole forms four independent shunting holes through the shunting bridge, the shunting bridge is arranged in an H shape, an extension block is connected to the surface of one side, close to the right die, of the middle section of the shunting bridge, and a forming tool head is connected to the outer side of the other end of the extension block. According to the invention, the working belt for profile molding is separated from the shunting bridge, so that the working belt is positioned in the hole and is not blocked by the shunting bridge, and thus, when aluminum flows into the right die through the four shunting holes, the flow rate, the temperature and the resistance of the aluminum flow passing through the working belt are similar, the fusion is high, the shadow generated on the lower surface of the tube cavity of the profile extruded at the molding head is avoided, the production qualification rate of the profile is improved, and the rejection rate is low.
Description
Technical Field
The invention relates to the technical field of hot extrusion dies, in particular to an aluminum alloy heat-insulation strip material extrusion die capable of avoiding shadows.
Background
The aluminum alloy heat-insulating strip-penetrating material is formed by extruding two aluminum profiles and connecting the two aluminum profiles into one aluminum profile through two adhesive tapes to form a heat-insulating profile, the building industry is vigorously developed at present in the social high-speed development, the aluminum alloy heat-insulating strip-penetrating material is widely applied to doors and windows of various buildings, most of the profiles of the type need to be produced in a heat extrusion mode, wherein the aluminum alloy heat-insulating strip-penetrating material is formed by connecting the two aluminum profiles into one aluminum profile through the two adhesive tapes to form the heat-insulating profile for use,
however, the section is thermal-insulated strip section bar of wearing of long leg type in lumen area when production, traditional design method arranges four diffluent holes on four angles of mould, with the shaping worker head directly set up the one side at the diffluent bridge, make the working tape close to the diffluent bridge, the section bar surface after this mode extrusion, because the blockking of diffluent bridge, aluminium liquid is when the department of mould cooperation, produce the shadow very easily, the velocity of flow that aluminium stream reachd the working tape is inhomogeneous promptly, the temperature difference, it fuses to be difficult for, the lumen lower surface of section bar will produce the shadow this moment, and then lead to the section bar to produce nonconformingly, the disability rate is higher.
Therefore, it is necessary to provide an aluminum alloy heat-insulating strip-penetrating extrusion die capable of avoiding shadows to solve the above problems.
Disclosure of Invention
The invention aims to provide an aluminum alloy heat-insulation penetrating bar extrusion die capable of avoiding shadows, the design method provided by the invention can effectively reduce the probability of bridge position shadows, optimize the surface quality of heat-insulation penetrating bars, reduce scrappage caused by poor surface due to the shadows, and improve the qualification rate so as to solve the defects in the technology.
In order to achieve the above purpose, the invention provides the following technical scheme: an aluminum alloy heat-insulation strip-penetrating material extrusion die capable of avoiding shadows comprises a left die and a right die which are matched with each other, wherein a hole penetrates through one side surface of the left die, a shunt bridge is arranged inside the hole, the hole forms four independent shunt holes through the shunt bridge, the shunt bridge is arranged in an H shape, an extension block is connected to one side surface of the middle section of the shunt bridge, which is close to the right die, the outer side of the other end of the extension block is connected with a forming tool head, the other end of the forming tool head extends into the right die, and a working belt is formed between the forming tool head and the right die;
a first discharge hole is formed in the inner portion of the right die, and a second discharge hole is formed in the surface, away from the left die, of one side of the right die.
Preferably, the left die and the right die are both arranged in a disc shape.
Preferably, first screw holes are formed in four corners of the surface of one side, close to the right die, of the left die.
Preferably, the surface of one side of the right die is provided with four second screw holes in a penetrating manner, and the second screw holes are matched with the first screw holes.
Preferably, the top surfaces of the left die and the right die are provided with pin holes.
Preferably, two of the diversion holes located in the up-down direction have the same size, and the other two diversion holes located in the left-right direction have the same size.
Preferably, the ratio of the size of the diversion holes in the up-down direction to the size of the diversion holes in the left-right direction is set to be 1.0: 1.0-1.2.
Preferably, the height of the first discharging hole is larger than that of the working belt, and the height of the second discharging hole is larger than that of the first discharging hole.
Preferably, the extension block and the shunt bridge are integrally formed.
In the technical scheme, the invention provides the following technical effects and advantages:
compared with the prior art, the invention separates the working belt for profile molding from the shunting bridge, so that the working belt is positioned in the hole and is not blocked by the shunting bridge, thus leading the flow velocity, the temperature and the resistance of the aluminum flow to be similar when the aluminum flow passes through the working belt when the aluminum flow flows into the right die through the four shunting holes, having high integration, avoiding the generation of shadow on the lower surface of the tube cavity of the profile extruded at the molding head, improving the production qualification rate of the profile and having lower rejection rate.
Drawings
In order to more clearly illustrate the embodiments of the present application or technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to the drawings.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a front cross-sectional view of the present invention;
FIG. 3 is a schematic view of the left mold structure of the present invention;
FIG. 4 is a perspective view of the present invention;
fig. 5 is a diagram of a profile product of the present invention.
Description of reference numerals:
1 left mould, 2 right moulds, 11 holes, 12 shunting bridges, 13 shunting holes, 14 extending blocks, 15 forming heads, 16 working belts, 21 first discharge holes, 22 second discharge holes, 3 first screw holes, 4 second screw holes and 5 pin holes.
Detailed Description
In order to make the technical solutions of the present invention better understood, those skilled in the art will now describe the present invention in further detail with reference to the accompanying drawings.
The invention provides an aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows as shown in figures 1-5, which comprises a left die 1 and a right die 2 which are matched with each other, wherein a hole 11 is arranged on one side surface of the left die 1 in a penetrating manner, a shunting bridge 12 is arranged in the hole 11, the hole 11 forms four independent shunting holes 13 through the shunting bridge 12, the shunting bridge 12 is H-shaped, an extension block 14 is connected to one side surface of the middle section of the shunting bridge 12, which is close to the right die 2, the outer side of the other end of the extension block 14 is connected with a forming tool head 15, the other end of the forming tool head 15 extends into the right die 2, and a working belt 16 is formed between the forming tool head and the right die 2;
a first discharging hole 21 is formed in the right die 2, and a second discharging hole 22 is formed in the surface of one side, far away from the left die 1, of the right die 2.
Further, in the above technical solution, the left mold 1 and the right mold 2 are both configured to be disc-shaped.
Furthermore, in the above technical scheme, first screw holes 3 are formed in four corners of the surface of one side of the left die 1, which is close to the right die 2, and are used for being matched with the second screw holes 4.
Furthermore, in the above technical scheme, four second screw holes 4 penetrate through the surface of one side of the right die 2, the second screw holes 4 are matched with the first screw holes 3, and the left die 1 and the right die 2 are continuously connected and fixed by matching the first screw holes 3 and the second screw holes 4 through external bolts.
Furthermore, in the above technical scheme, pin holes 5 are formed in the top surfaces of the left die 1 and the right die 2, so that the left die 1 and the right die 2 can be conveniently installed and fixed by a worker.
Further, in the above technical solution, two of the diversion holes 13 located in the up-down direction have the same size, and the other two diversion holes 13 located in the left-right direction have the same size, so as to ensure that the flow rates of the aluminum flow are uniform and consistent.
Further, in the above technical solution, the ratio of the sizes of the diversion holes 13 located in the up-down direction to the size of the diversion holes 13 located in the left-right direction is set to be 1.0: 1.0-1.2, the flow velocity of the aluminum flow is controlled, so that the flow velocity and the feeding of the aluminum flow in the shunting holes 13 in the left and right directions are more, uniform and sufficient, and the molding requirement of the section bar is met.
Further, in the above technical solution, the height of the first discharging hole 21 is greater than the height of the working tape 16, and the height of the second discharging hole 22 is greater than the height of the first discharging hole 21, so that the profile can be extruded after being molded.
Further, in the above technical solution, the shunting bridge 12 is set to be linear, arc, butterfly or quincunx, so that the shunting bridge is diversified, the adaptability of the left mold is increased, and the production of profile products with different shapes is satisfied.
Further, in the above technical solution, the extension block 14 and the shunt bridge 12 are integrally formed, which is convenient for the production of the shunt bridge 12 and the extension block 14.
The specific implementation mode is as follows: the cross sections of the heat-insulating penetrating strip section produced by the invention are all of the type with a pipe cavity and a long leg, the type is shown in figure 5, wherein the relation between the length B of the long leg and the width A of the pipe cavity is required to satisfy B, A is more than or equal to 1.7, four shunting holes 13 are arranged according to the type of the section to be extruded before the section is used, corresponding adjustment is made according to the feeding speed of the shunting holes 13, namely if one side is a wool top and the other side is a straight surface, the area of the shunting holes 13 at the positions of the wool top is properly larger than that of the shunting holes 13 at the straight surface, if one side is a flat mold and the other side is a pipe cavity, the size adjustment is made according to the feeding content to ensure that all parts have sufficient aluminum material supply and the discharging speed is consistent, then the left mold 1 and the right mold 2 are butted and fixed by matching a first screw hole 3 and a second screw hole 4 through an external bolt, the left mold 1 and the right mold 2 are installed and fixed through a pin hole 5, and simultaneously according to the requirements of customers and the type of the section, when the invention is used, the forming tool head 15 is arranged at one end of the extension block 14, so that the forming tool head 15 is positioned at the far right side of the shunting bridge 12, the working belt 16 for forming the section is separated from the shunting bridge 12, the working belt 16 is positioned in the hole 11 and is not blocked by the shunting bridge 12, so that the aluminum flow always keeps a certain flow velocity when flowing into the right die 2 through the four shunting holes 13, and further the flow velocity, the temperature and the resistance of the aluminum flow are similar when reaching the working belt 16, the fusion is high, and the lower surface of a pipe cavity of the section extruded at the forming tool head 15 is prevented from generating shadows, the section bar after the shaping and then pass first discharge opening 21 and second discharge opening 22 in proper order and extrude right mould 2, get into next process, this embodiment has specifically solved among the prior art at present section for the thermal-insulated strip section bar that passes of pipe chamber area long leg type when production, because the blocking of reposition of redundant personnel bridge 12, the aluminium flows and arrives 16 everywhere velocity of flow inhomogeneous of working tape, the aluminium flows temperature has the difference, is difficult to fuse, lead to the pipe chamber lower surface of section bar to produce the shadow, section bar production is unqualified, the higher problem of disability rate.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (10)
1. The utility model provides an avoid aluminum alloy of shadow to insulate against heat and wear strip material extrusion die, includes left mould (1) and right mould (2) of mutually supporting, its characterized in that: a hole (11) penetrates through the surface of one side of the left die (1), a shunt bridge (12) is arranged inside the hole (11), the hole (11) forms four independent shunt holes (13) through the shunt bridge (12), the shunt bridge (12) is arranged in an H shape, an extension block (14) is connected to the surface of one side, close to the right die (2), of the middle section of the shunt bridge (12), a forming tool head (15) is connected to the outer side of the other end of the extension block (14), the other end of the forming tool head (15) extends into the right die (2), and a working belt (16) is formed between the forming tool head and the right die (2);
a first discharging hole (21) is formed in the right die (2), and a second discharging hole (22) is formed in the surface, far away from the left die (1), of one side of the right die (2).
2. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the left die (1) and the right die (2) are both arranged to be disc-shaped.
3. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: first screw holes (3) are formed in four corners of the surface of one side, close to the right die (2), of the left die (1).
4. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 3, wherein: and the surface of one side of the right die (2) is provided with four second screw holes (4) in a penetrating manner, and the second screw holes (4) are matched with the first screw holes (3).
5. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the pin holes (5) are formed in the top surfaces of the left die (1) and the right die (2).
6. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the sizes of the two shunting holes (13) positioned in the vertical direction are the same, and the sizes of the other two shunting holes (13) positioned in the left-right direction are the same.
7. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the size ratio of the shunting holes (13) positioned in the up-down direction to the shunting holes (13) positioned in the left-right direction is set to be 1.0: 1.0-1.2.
8. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the height of the first discharging hole (21) is larger than that of the working belt (16), and the height of the second discharging hole (22) is larger than that of the first discharging hole (21).
9. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the shunt bridge (12) is in a linear type, an arc shape, a butterfly shape or a quincunx shape.
10. The aluminum alloy heat-insulation stripping material extrusion die capable of avoiding shadows according to claim 1, wherein: the extension block (14) and the shunt bridge (12) are integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552273.3A CN114273451A (en) | 2021-12-17 | 2021-12-17 | Aluminum alloy heat-insulation strip-penetrating material extrusion die capable of avoiding shadows |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111552273.3A CN114273451A (en) | 2021-12-17 | 2021-12-17 | Aluminum alloy heat-insulation strip-penetrating material extrusion die capable of avoiding shadows |
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| Publication Number | Publication Date |
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| CN114273451A true CN114273451A (en) | 2022-04-05 |
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| CN202111552273.3A Pending CN114273451A (en) | 2021-12-17 | 2021-12-17 | Aluminum alloy heat-insulation strip-penetrating material extrusion die capable of avoiding shadows |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012006052A (en) * | 2010-06-25 | 2012-01-12 | Showa Denko Kk | Extrusion die |
| JP2012055919A (en) * | 2010-09-07 | 2012-03-22 | Showa Denko Kk | Extruding die |
| KR20120139329A (en) * | 2011-06-17 | 2012-12-27 | 동화경금속공업(주) | Extrustion molding enable to improve durability and abrasion resistance for aluminum tube |
| CN108031722A (en) * | 2017-11-30 | 2018-05-15 | 江阴市江顺模具有限公司 | One goes out four aluminium section bar roundlet tube hot-extrusion dies |
| CN110038914A (en) * | 2019-05-30 | 2019-07-23 | 东莞市闻誉实业有限公司 | Round tube hot-extrusion mold and tube and pipe of aluminium alloy |
| CN212976319U (en) * | 2020-07-10 | 2021-04-16 | 辽宁忠旺集团有限公司 | Extrusion die with different cross-sectional shape die holes |
-
2021
- 2021-12-17 CN CN202111552273.3A patent/CN114273451A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012006052A (en) * | 2010-06-25 | 2012-01-12 | Showa Denko Kk | Extrusion die |
| JP2012055919A (en) * | 2010-09-07 | 2012-03-22 | Showa Denko Kk | Extruding die |
| KR20120139329A (en) * | 2011-06-17 | 2012-12-27 | 동화경금속공업(주) | Extrustion molding enable to improve durability and abrasion resistance for aluminum tube |
| CN108031722A (en) * | 2017-11-30 | 2018-05-15 | 江阴市江顺模具有限公司 | One goes out four aluminium section bar roundlet tube hot-extrusion dies |
| CN110038914A (en) * | 2019-05-30 | 2019-07-23 | 东莞市闻誉实业有限公司 | Round tube hot-extrusion mold and tube and pipe of aluminium alloy |
| CN212976319U (en) * | 2020-07-10 | 2021-04-16 | 辽宁忠旺集团有限公司 | Extrusion die with different cross-sectional shape die holes |
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