CN209773089U - Aluminum alloy hot extrusion die for sound material - Google Patents
Aluminum alloy hot extrusion die for sound material Download PDFInfo
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- CN209773089U CN209773089U CN201822272609.0U CN201822272609U CN209773089U CN 209773089 U CN209773089 U CN 209773089U CN 201822272609 U CN201822272609 U CN 201822272609U CN 209773089 U CN209773089 U CN 209773089U
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Abstract
The utility model discloses a stereo set is aluminum alloy hot extrusion die for material. The mold comprises an upper mold body and a lower mold body, wherein a shunting hole and two core molds are arranged on the upper mold body, one shunting hole is directly arranged to be of an oblong structure, the inner surface of the shunting hole of the oblong structure is provided with a milling sinking surface which is obliquely arranged, the lower parts of the two core molds are provided with conical surfaces, an upper mold remaining platform positioned on one side of each core mold is further arranged on the upper mold body, a welding chamber positioned on the periphery of a formed section is arranged on the lower mold body, a lower mold water blocking platform matched with the forming of the section is arranged in the welding chamber, and a mold cavity is formed after the upper mold body and the lower mold body are closed. After the structure is adopted, the surface quality is improved, the problems that the surface of the section bar is provided with a welding line, the surface is provided with hand feeling and concave-convex printing, shadows, the large uneven surface of the section bar, the wall of a mold core is deviated and the like are solved, the extrusion speed of the mold in the extrusion process is improved, more importantly, the yield and the qualification rate of the aluminum alloy are improved, and the production cost of an enterprise is greatly reduced.
Description
Technical Field
The invention relates to a hot extrusion die for aluminum products, in particular to an aluminum alloy hot extrusion die for sound materials.
Background
In recent years, because of the excellent characteristics of small density, light weight, exquisite appearance and the like of aluminum products, and because the aluminum alloy hot extrusion technology is gradually improved, the aluminum products are widely used in various industries, wherein as shown in fig. 1, one aluminum product used on sound materials is of a roughly C-shaped cross section structure formed by a cross beam 1 ' and side walls 2 ' on two sides of the cross beam, and a water drop-shaped through hole 3 ' is arranged between the cross beam and the side walls, so that the requirements on the shape, the appearance and the size of the aluminum product are higher and higher, and the design and the manufacture of a mold are also promoted to be optimized and innovated continuously.
The following problems often occur in the production and manufacturing process of the aluminum product for producing the sound material at present: on one hand, due to the structural design defect of the preparation mold, a welding line exists on the surface of the section, the surface of the section has handfeel and shadows due to the unreasonable design of a cavity in the mold, and in addition, the manufactured section has the problems of uneven large surface, inclined wall of a mold core and the like.
Disclosure of Invention
the invention aims to solve the technical problem of providing an aluminum alloy hot extrusion die for a sound material, which has good surface quality and high surface flatness of a section bar and can eliminate the problem of mold core wall deviation.
In order to solve the technical problem, the aluminum alloy hot extrusion die for the sound material comprises an upper die body and a lower die body, wherein the upper die body is provided with a plurality of shunting holes for feeding and two core dies for forming two through holes of a section, one shunting hole is directly arranged to be a flat long structure for forming a matched section beam, the inner surface of the shunting hole of the flat long structure is provided with an inclined milling sinking surface, the lower parts of the two core dies are respectively provided with a conical surface, the upper die body is also provided with an upper die remaining platform positioned on one side of each core die, the lower die body is provided with a welding chamber positioned on the periphery of the formed section, the welding chamber is internally provided with a lower die water blocking platform for forming the matched section, and the upper die body and the lower die body are combined to form a die cavity.
The periphery of each core mold is uniformly distributed with shunt bridges, and the shunt bridges are positioned between adjacent shunt holes around the core mold.
And three lower die retaining tables are arranged in the welding chamber, two lower die water retaining tables are arranged on the inner side of the side wall of the section bar, and the other lower die retaining table is arranged on the outer side of the cross beam of the section bar.
The inner surface of each shunting hole is also provided with an obliquely arranged flaring surface.
The shunting holes are distributed along the central line of the section bar in a bilateral symmetry way.
The upper die body is provided with six shunting holes, wherein two shunting holes are arranged on the front side of the side wall of the section bar, two shunting holes are arranged on the left side and the right side of the section bar, and the other two shunting holes are arranged on the front side and the rear side of the cross beam.
After the structure is adopted, the rear side of the beam of the section bar is controlled by a flat long shunting hole without arranging a shunting bridge, the problems of welding lines on the large surface of the section bar and uneven large surface of the section bar are effectively solved, the working belt drop is reduced by the retaining table arranged on the upper die body and the lower die body, the problems of concave-convex printing and dark shadow on the surface of the section bar are effectively solved, in addition, the mold core is drawn by the shunting bridge, the problem of inclined wall of the mold core is effectively solved, the structural design is reasonable, the surface quality is improved by reasonably designing the arrangement of the shunting hole and the shunting bridge position and the ingenious layout of the retaining table, the problems of welding lines on the surface of the section bar, hand feeling and concave-convex printing on the surface, dark shadow, uneven large surface of the section bar, inclined wall of the mold core and the like are solved, the extrusion speed of the mold in the extrusion process is improved, more importantly, the yield and the, the competitiveness of enterprises in the same industry is improved.
Drawings
FIG. 1 is a diagram of a product to be produced in the present invention;
FIG. 2 is an assembly view of the aluminum alloy hot extrusion die for a sound material of the present invention;
FIG. 3 is a cross-sectional view taken along line C-C of FIG. 2;
FIG. 4 is a schematic structural view of an upper mold body according to the present invention;
3 FIG. 3 5 3 is 3 a 3 sectional 3 view 3 taken 3 along 3 line 3 A 3- 3 A 3 of 3 FIG. 3 4 3; 3
FIG. 6 is a schematic structural diagram of a lower mold body according to the present invention;
Fig. 7 is a sectional view taken along line B-B of fig. 6.
Detailed Description
the aluminum alloy hot extrusion die for acoustic materials of the present invention will be described in further detail with reference to the accompanying drawings and the detailed description.
as shown in the figure, the aluminum alloy hot extrusion die for the sound material comprises an upper die body 1 and a lower die body 2, wherein the upper die body 1 is provided with six shunting holes 3 for feeding and two core dies 4 for forming two through holes of a section, the two shunting holes are arranged on the front side of the side wall of the section, the two shunting holes are also arranged on the left outer side and the right outer side of the section, the other two shunting holes are respectively arranged on the front side and the rear side of a cross beam, the six shunting holes are bilaterally and symmetrically distributed along the center line of the section, the shunting holes on the rear side of the cross beam are directly arranged into a flat long structure matched with the section cross beam for forming, a shunting bridge is not arranged, a welding line on the large surface of the section is effectively avoided, the inner surface of the shunting holes of the flat long structure is provided with a milling sinking surface 5 which is obliquely arranged, and the; the lower parts of the two core moulds 4 are provided with conical surfaces, and the strength of the core moulds is ensured through the conical surfaces; the upper die body 1 is further provided with an upper die retaining table 6 located on one side of each core die, the lower die body 2 is provided with a welding chamber 7 located on the periphery of a formed section, the welding chamber serves as a metal welding place and is beneficial to forming good surface quality, a lower die retaining table 8 matched with the section forming is arranged in the welding chamber 7, the upper die retaining table 6 and the lower die retaining table 8 are actually arranged at the wall thickness of the section, namely, the inflow of molten aluminum at the thick-wall part is reduced by arranging the upper die retaining table 6, the inflow of molten aluminum at the thick-wall part is reduced by arranging the lower die retaining table 8, the upper die retaining table 6 and the lower die retaining table 8 are used for controlling, the working belt drop is reduced, and the upper die body 1 and the lower die body 2 are fixed together through screws and pins after being closed to form an integral structure.
Furthermore, the periphery of each core mold 4 is uniformly distributed with shunt bridges 9 which are positioned between adjacent shunt holes around the core mold, as can be seen from the figure, each core mold is restrained by three shunt bridges, the problem of the inclined wall of the core mold is effectively solved, three lower mold blocking platforms 8 are arranged in the welding chamber 7, wherein two lower mold blocking platforms 8 are arranged on the inner side of the side wall of the section bar, the other lower mold blocking platform 8 is arranged on the outer side of the cross beam of the section bar, in addition, the inner surface of each shunt hole is also provided with an outer expanding surface which is obliquely arranged, and the feeding on the outermost side is increased.
Claims (6)
1. The utility model provides a stereo set is aluminum alloy hot extrusion die for material which characterized in that: the die comprises an upper die body (1) and a lower die body (2), wherein a plurality of shunting holes (3) used for feeding and two core dies (4) used for forming two through holes of a profile are formed in the upper die body (1), one shunting hole is directly arranged to be a flat long structure used for forming a cross beam of the profile in a matched mode, a milling sinking surface (5) which is obliquely arranged on the inner surface of the shunting hole of the flat long structure is arranged on the inner surface of the shunting hole of the flat long structure, the two core dies are respectively provided with a conical surface at the lower part of each core die (4), an upper die remaining platform (6) positioned on one side of each core die is further arranged on the upper die body (1), a welding chamber (7) positioned on the periphery of the formed profile is arranged on the lower die body (2), a lower die water blocking platform (8) used for forming the matched profile is arranged in the welding chamber (7), and a die.
2. The aluminum alloy hot extrusion die for acoustic materials as set forth in claim 1, wherein: shunt bridges (9) are distributed on the periphery of each core mold (4) and are positioned between adjacent shunt holes around the core molds.
3. The aluminum alloy hot extrusion die for acoustic materials as set forth in claim 1 or 2, characterized in that: three lower die water-blocking platforms (8) are arranged in the welding chamber (7), wherein two lower die water-blocking platforms (8) are arranged on the inner side of the side wall of the section bar, and the other lower die water-blocking platform (8) is arranged on the outer side of the cross beam of the section bar.
4. The aluminum alloy hot extrusion die for acoustic materials as set forth in claim 3, wherein: the inner surface of each shunting hole is also provided with an obliquely arranged flaring surface.
5. The aluminum alloy hot extrusion die for acoustic materials as set forth in claim 1, 2 or 4, characterized in that: the shunting holes are distributed along the central line of the section bar in a bilateral symmetry way.
6. The aluminum alloy hot extrusion die for acoustic materials as set forth in claim 5, wherein: six shunting holes (3) are formed in the upper die body (1), wherein two shunting holes are formed in the front side of the side wall of the section bar, two shunting holes are formed in the left side and the right side of the section bar, and the other two shunting holes are formed in the front side and the rear side of the cross beam.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272609.0U CN209773089U (en) | 2018-12-29 | 2018-12-29 | Aluminum alloy hot extrusion die for sound material |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822272609.0U CN209773089U (en) | 2018-12-29 | 2018-12-29 | Aluminum alloy hot extrusion die for sound material |
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| Publication Number | Publication Date |
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| CN209773089U true CN209773089U (en) | 2019-12-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201822272609.0U Active CN209773089U (en) | 2018-12-29 | 2018-12-29 | Aluminum alloy hot extrusion die for sound material |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000234A (en) * | 2018-12-29 | 2019-07-12 | 江阴市江顺模具有限公司 | A kind of sound equipment material aluminium alloy hot-extrusion die |
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2018
- 2018-12-29 CN CN201822272609.0U patent/CN209773089U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110000234A (en) * | 2018-12-29 | 2019-07-12 | 江阴市江顺模具有限公司 | A kind of sound equipment material aluminium alloy hot-extrusion die |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214400, No. 19 Yumen West Road, Zhouzhuang Town, Wuxi City, Jiangsu, Jiangyin Patentee after: Jiangsu Jiangshun Precision Technology Group Co., Ltd Address before: 214400, No. 19 Yumen West Road, Zhouzhuang Town, Wuxi City, Jiangsu, Jiangyin Patentee before: JIANGYIN GIANSUN MOULD Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 214400 No.19 Yumen West Road, Zhouzhuang Town, Jiangyin City, Wuxi City, Jiangsu Province Patentee after: Jiangsu Jiangshun Precision Technology Group Co.,Ltd. Address before: 214400 No.19 Yumen West Road, Zhouzhuang Town, Jiangyin City, Wuxi City, Jiangsu Province Patentee before: Jiangsu Jiangshun Precision Technology Group Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |