CN223833440U - Aluminum alloy die casting die with multistage cooling structure - Google Patents
Aluminum alloy die casting die with multistage cooling structureInfo
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- CN223833440U CN223833440U CN202522724299.1U CN202522724299U CN223833440U CN 223833440 U CN223833440 U CN 223833440U CN 202522724299 U CN202522724299 U CN 202522724299U CN 223833440 U CN223833440 U CN 223833440U
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- circulating water
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Abstract
The utility model relates to the technical field of die casting dies, and particularly discloses an aluminum alloy die casting die with a multistage cooling structure, which comprises a supporting frame, pressure equipment, an upper cover, an upper die and a lower die bottom plate, wherein the supporting frame comprises an upper plate and a lower plate which are connected through supporting columns, the pressure equipment is fixedly arranged in an inner cavity of the upper plate, the upper cover is fixedly arranged at an output end of the pressure equipment, the upper die is fixedly arranged at the bottom of the upper cover, the lower die bottom plate is positioned below the upper die and is fixedly connected with the lower plate, a lower die is fixedly arranged at the center of the lower die bottom plate, a cavity is arranged in the lower die, a lower die cooling cavity is formed in the outer wall of the lower die, and eight groups of cooling assemblies are arranged in the lower die cooling cavity. The circulating water pipes are distributed in a serpentine shape, and eight groups of circulating water pipes act together to ensure that the positions through which cooling water flows are fewer, so that the temperature cannot be raised too high, and the cooling effect is ensured.
Description
Technical Field
The utility model relates to the technical field of die casting dies, in particular to an aluminum alloy die casting die with a multistage cooling structure.
Background
The die casting die is a core tool for pressure casting, which is used for rapidly pressing high-temperature molten metal into a cavity through high pressure, and opening the die after the molten metal is cooled and solidified to obtain castings with corresponding shapes, and is commonly used for producing precision parts (such as automobiles and electronic parts) made of aluminum alloy, zinc alloy and other materials. In the die casting process, the temperature control of the die is directly related to the quality of castings, the production efficiency and the service life of the die, namely, the temperature is too high, so that the castings are slow to cool, coarse in crystal grains and low in performance, the defects of die sticking, strain and the like are easily caused, and the molten metal is possibly solidified in advance due to the too low temperature, so that the problems of insufficient filling, cold insulation and the like are caused.
At present, the cooling of the die casting die mostly adopts single water cooling or air cooling, wherein a cooling water channel is arranged in the die in the traditional internal water cooling, but the cooling range is only concentrated at the periphery of the water channel, so that key areas such as the surface of a die cavity, a complex fine core and the like are difficult to uniformly cover, local heat spots are easily formed, the dimensional stability and the internal quality of a casting are influenced, and the problems of large cooling liquid loss, high energy consumption, wet workshop (easy generation of water vapor), poor cooling precision and the like exist in the external water spraying or soaking cooling, and the service life of the die is possibly shortened due to quenching thermal shock.
Disclosure of utility model
Aiming at the defects of the prior art, the utility model provides the aluminum alloy die casting die with the multi-stage cooling structure, which has the advantages of combined action of water cooling, air cooling and water mist cooling, high and uniform cooling efficiency and the like, and solves the problems of single water cooling or air cooling and low cooling efficiency.
The utility model relates to an aluminum alloy die casting die with a multistage cooling structure, which comprises a supporting frame, pressure equipment, an upper cover, an upper die and a lower die bottom plate, wherein the supporting frame comprises an upper plate and a lower plate which are connected through supporting columns, the pressure equipment is fixedly arranged in an inner cavity of the upper plate, the upper cover is fixedly arranged at the output end of the pressure equipment, the upper die is fixedly arranged at the bottom of the upper cover, the lower die bottom plate is positioned below the upper die and is fixedly connected with the lower plate, a lower die is fixedly arranged at the center of the lower die bottom plate, a cavity is formed in the lower die, a lower die cooling cavity is formed in the outer wall of the lower die, and eight groups of cooling assemblies are arranged in the lower die cooling cavity;
the cooling assembly comprises an arc-shaped plate, a fixing frame and a circulating water pipe, wherein the arc-shaped plate is movably arranged on the outer wall of the lower die, the circulating water pipe is fixedly arranged in the arc-shaped plate, the fixing frame is fixedly arranged on the inner wall of the arc-shaped plate and supports the circulating water pipe, water mist spray heads are uniformly arranged on the lower side of the outer wall of the circulating water pipe, and an air guide pipe communicated with the water mist spray heads is inserted in the fixing frame.
The utility model relates to an aluminum alloy die casting die with a multi-stage cooling structure, wherein circulating water pipes are distributed in a serpentine shape and are obliquely arranged, the distance between the lower side of each circulating water pipe and a lower die is large, the distance between the upper side of each circulating water pipe and the lower die is small, the upper end of each circulating water pipe is a water outlet, and the lower end of each circulating water pipe is a water inlet.
The utility model relates to an aluminum alloy die casting die with a multistage cooling structure, wherein the cooling assembly further comprises an annular base, the annular base is fixedly connected with the bottom of an arc-shaped plate, an annular groove is formed in the upper surface of a lower die bottom plate, and the annular base is movably inserted into the annular groove.
The utility model relates to an aluminum alloy die casting die with a multistage cooling structure, wherein a water tank is arranged in an annular base.
The utility model relates to an aluminum alloy die casting die with a multi-stage cooling structure, wherein an upper die cooling cavity is arranged in an upper die, an air cooling air inlet pipe is uniformly and fixedly arranged on the inner wall of the upper die cooling cavity, and the air cooling air inlet pipe is obliquely arranged.
According to the aluminum alloy die casting die with the multi-stage cooling structure, the air cooling air outlets are uniformly formed in the upper cover, and the conical guide blocks matched with the air cooling air outlets are fixedly arranged on the inner wall of the upper cover.
Compared with the prior art, the utility model has the following beneficial effects:
1. The circulating water pipes are distributed in a serpentine shape, and eight groups of circulating water pipes act together to ensure that the positions through which cooling water flows are fewer, so that the temperature cannot be raised too high, and the cooling effect is ensured.
2. The utility model carries out differential design on the distance between the circulating water pipe and the lower die, ensures that the cooling rates of all parts of the die tend to be consistent, effectively reduces product quality defects or damages to the die caused by local temperature difference, ensures uniform cooling effect on the upper side and the lower side, improves the cooling speed and simultaneously ensures the quality of finished products.
3. The water mist nozzle can conduct targeted cooling treatment on a local high-temperature area.
4. The utility model adopts the combined action of water cooling, air cooling and water mist cooling, improves the cooling speed of the product, shortens the cooling period of the molded product, and improves the production rate.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of the cooling cavity of the lower die of the present utility model;
FIG. 3 is a schematic view of a cooling module according to the present utility model;
FIG. 4 is a schematic side view of a circulating water pipe according to the present utility model;
FIG. 5 is a schematic view of the upper die structure of the present utility model;
fig. 6 is a schematic view of the structure of the upper cover of the present utility model.
The drawing comprises a supporting frame 1, a pressure device 2, an upper cover 3, an upper die 4, a lower die bottom plate 5, a cavity 6, a 7 upper die cooling cavity 8, a cooling component 801, an arc plate 802, a fixing frame 803, a circulating water pipe 804, a water outlet 805, a water inlet 806, a water mist spray nozzle 807, an air duct 808, a water tank 809, an annular base 9, a lower die 10, an annular groove 11, an air cooling air inlet pipe 12, a conical guide block 13, an air cooling air outlet 14 and a lower die cooling cavity.
Detailed Description
Various embodiments of the utility model are disclosed in the following drawings, in which details of the practice are set forth in the following description for the purpose of clarity. However, it should be understood that these practical details are not to be taken as limiting the utility model. That is, in some embodiments of the utility model, these practical details are unnecessary. Moreover, for the purpose of simplifying the drawings, some conventional structures and components are shown in the drawings in a simplified schematic manner.
Referring to fig. 1-6, an aluminum alloy die casting mold with a multi-stage cooling structure of the utility model comprises a supporting frame 1, a pressure device 2, an upper cover 3, an upper mold 4 and a lower mold bottom plate 5, wherein the supporting frame 1 comprises an upper plate and a lower plate which are connected through supporting columns, the pressure device 2 is fixedly arranged in an inner cavity of the upper plate, the upper cover 3 is fixedly arranged at an output end of the pressure device 2, the upper mold 4 is fixedly arranged at the bottom of the upper cover 3, the lower mold bottom plate 5 is positioned below the upper mold 4 and is fixedly connected with the lower plate, a lower mold 9 is fixedly arranged in the center of the lower mold bottom plate 5, a cavity 6 is arranged in the lower mold 9, a lower mold cooling cavity 14 is formed in the outer wall of the lower mold 9, and eight groups of cooling assemblies 8 are arranged in the lower mold cooling cavity 14;
the upper die 4 is arranged on the upper cover 3, the upper die 4 is used for connecting the pressure equipment 2, the lower die 9 is in a circular bulge shape and is fixedly arranged on the lower die bottom plate 5, a cavity 6 is arranged in the lower die, a lower die cooling cavity 14 is formed in the outer wall of the lower die 9, eight groups of cooling assemblies 8 are arranged at the lower die cooling cavity 14, an annular shape is formed after the eight groups of cooling assemblies 8 are spliced to cool the lower die 9, and the cavity 6 is in a simplified schematic shape in the figure.
The cooling assembly 8 comprises an arc-shaped plate 801, a fixing frame 802 and a circulating water pipe 803, wherein the arc-shaped plate 801 is movably arranged on the outer wall of the lower die 9, the circulating water pipe 803 is fixedly arranged in the arc-shaped plate 801, the fixing frame 802 is fixedly arranged on the inner wall of the arc-shaped plate 801 and supports the circulating water pipe 803, water mist spray heads 806 are uniformly arranged on the lower side of the outer wall of the circulating water pipe 803, and an air duct 807 communicated with the water mist spray heads 806 is inserted in the fixing frame 802.
Eight circulating water pipes 803 combined action guarantee the cooling effect, arc 801 inner wall sets up mount 802, support circulating water pipe 803, the lateral wall evenly is provided with decurrent water smoke shower nozzle 806 down to one side, the mount 802 interpolation has air duct 807 to be connected with water smoke shower nozzle 806, every water smoke shower nozzle 806 corresponds and connects an air duct 807, water smoke shower nozzle 806 adopts the combined action of water in the circulating water pipe 803 and the air in the air duct 807 to form the water smoke blowout, can set up infrared temperature detector on arc 801 for measure lower mould 9 temperature, to the unbalanced and higher place of temperature, control the operation of corresponding water smoke shower nozzle 806 and spout the supplementary cooling of water smoke.
The number of arcuate plates 801 and the structures connected thereto may be adjusted according to particular needs and the position of the spray head 806 may be adjusted.
The circulating water pipes 803 are distributed in a serpentine shape and are obliquely arranged, the distance between the lower side and the lower die 9 is large, the distance between the upper side and the lower die 9 is small, the upper ends of the circulating water pipes 803 are water outlets 804, and the lower ends of the circulating water pipes are water inlets 805.
The arc outer wall of lower mould 9 is matchd in the setting of circulating water pipe 803, and circulating water pipe 803 is close to the part of water outlet end and is close to lower mould 9, and the part of water inlet end is kept away from lower mould 9, and the cooling water flows from the bottom up, and the water temperature of water inlet end is lower, and if equal with lower mould 9 distance, downside cooling is faster, causes product quality defect or causes the damage to the mould easily, consequently the slope setting ensures that upper and lower both sides cooling effect is even, guarantees the quality of finished product when improving cooling rate.
The cooling assembly 8 further comprises an annular base 809, the annular base 809 is fixedly connected with the bottom of the arc plate 801, an annular groove 10 is formed in the upper surface of the lower die bottom plate 5, and the annular base 809 is movably inserted into the annular groove 10.
An annular groove 10 is formed in the upper surface of the lower die bottom plate 5, an annular base 809 is movably arranged in the annular groove 10, the arc 801 is attached to the outer wall of the lower die 9 when moving to the innermost position, and the arc 801 and the circulating water pipe 803 can be taken out or installed when moving to the outermost position.
A water tank 808 is arranged in the annular base 809, part of water vapor is changed into water vapor to flow out from the air outlet in the water mist cooling process, and part of liquid drops are collected in the water tank 808.
An upper die cooling cavity 7 is arranged in the upper die 4, an air cooling air inlet pipe 11 is uniformly and fixedly arranged on the inner wall of the upper die cooling cavity 7, and the air cooling air inlet pipe 11 is obliquely arranged.
The air cooling air inlet pipe 11 is uniformly arranged on the inner wall of the upper die cooling cavity 7, and cold air flows in along the inner wall of the upper die cooling cavity 7 for being obliquely arranged, so that heat can be effectively taken away.
The upper cover 3 is evenly provided with an air-cooled air outlet 13, and the inner wall of the upper cover 3 is fixedly provided with a conical guide block 12 matched with the air-cooled air outlet 13.
The inner wall of the upper cover 3 is provided with the conical guide blocks 12, the air-cooled air outlets 13 are uniformly arranged, air flow blown by the air-cooled air inlet pipe 11 flows upwards from the middle after passing through the inner wall of the upper die cooling cavity 7, and the conical guide blocks 12 help to guide the air flow to the air-cooled air outlets 13, promote the air flow and help to improve heat dissipation.
When the aluminum alloy die casting die with the multi-stage cooling structure is used, molten metal is injected into the die, the pressure equipment 2 drives the upper die 4 to press down for forming, the annular base 809 moves to the innermost side in the process, eight arc plates 801 are spliced to form an annular shape to be attached to the lower die 9, cooling water is injected into the circulating water pipe 803, eight groups of the circulating water pipes 803 jointly act for cooling, the air guide pipes 807 enter air, the water mist spray heads 806 adopt the water in the circulating water pipe 803 and the air in the air guide pipes 807 jointly act for forming water mist spraying, the temperature of the high temperature part can be reduced in a targeted manner, cooling uniformity is guaranteed, the upper die cooling cavity 7 enters cold air from the air cooling inlet pipe 11, the blown air flows upwards from the middle after passing through the inner wall of the upper die cooling cavity 7, and the blown air flows are guided by the conical guide blocks 12 and discharged from the air cooling air outlet 13.
The foregoing description is only illustrative of the utility model and is not to be construed as limiting the utility model. Various modifications and variations of the present utility model will be apparent to those skilled in the art. Any modification, equivalent replacement, improvement, or the like, which is within the spirit and principles of the present utility model, should be included in the scope of the claims of the present utility model.
Claims (6)
1. The aluminum alloy die casting die with the multi-stage cooling structure comprises a supporting frame (1), pressure equipment (2), an upper cover (3), an upper die (4) and a lower die bottom plate (5), and is characterized in that the supporting frame (1) comprises an upper plate and a lower plate which are connected through supporting columns, the pressure equipment (2) is fixedly arranged in an inner cavity of the upper plate, the upper cover (3) is fixedly arranged at an output end of the pressure equipment (2), the upper die (4) is fixedly arranged at the bottom of the upper cover (3), the lower die bottom plate (5) is positioned below the upper die (4) and fixedly connected with the lower plate, a lower die (9) is fixedly arranged in the center of the lower die bottom plate (5), a cavity (6) is formed in the lower die (9), a lower die cooling cavity (14) is formed in the outer wall of the lower die (9), and eight groups of cooling components (8) are arranged in the lower die cooling cavity (14);
The cooling assembly (8) comprises an arc-shaped plate (801), a fixing frame (802) and a circulating water pipe (803), wherein the arc-shaped plate (801) is movably arranged on the outer wall of the lower die (9), the circulating water pipe (803) is fixedly arranged in the arc-shaped plate (801), the fixing frame (802) is fixedly arranged on the inner wall of the arc-shaped plate (801) and supports the circulating water pipe (803), water mist spray heads (806) are uniformly arranged on the lower side of the outer wall of the circulating water pipe (803), and air guide pipes (807) communicated with the water mist spray heads (806) are inserted in the fixing frame (802).
2. The aluminum alloy die casting die with the multi-stage cooling structure of claim 1, wherein the circulating water pipes (803) are distributed in a serpentine shape and are obliquely arranged, the distance between the lower side of each circulating water pipe and the lower die (9) is large, the distance between the upper side of each circulating water pipe and the lower die (9) is small, the upper ends of the circulating water pipes (803) are water outlets (804), and the lower ends of the circulating water pipes are water inlets (805).
3. The aluminum alloy die casting die with the multi-stage cooling structure according to claim 1, wherein the cooling assembly (8) further comprises an annular base (809), the annular base (809) is fixedly connected with the bottom of the arc plate (801), an annular groove (10) is formed in the upper surface of the lower die bottom plate (5), and the annular base (809) is movably inserted into the annular groove (10).
4. The aluminum alloy die casting die with the multi-stage cooling structure as claimed in claim 3, wherein the annular base (809) is internally provided with a water tank (808).
5. The aluminum alloy die casting die with the multi-stage cooling structure of claim 1 is characterized in that an upper die cooling cavity (7) is arranged in the upper die (4), an air cooling air inlet pipe (11) is uniformly and fixedly arranged on the inner wall of the upper die cooling cavity (7), and the air cooling air inlet pipe (11) is obliquely arranged.
6. The aluminum alloy die casting die with the multi-stage cooling structure as claimed in claim 1, wherein the upper cover (3) is uniformly provided with air-cooled air outlets (13), and the inner wall of the upper cover (3) is fixedly provided with conical guide blocks (12) matched with the air-cooled air outlets (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202522724299.1U CN223833440U (en) | 2025-12-23 | 2025-12-23 | Aluminum alloy die casting die with multistage cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202522724299.1U CN223833440U (en) | 2025-12-23 | 2025-12-23 | Aluminum alloy die casting die with multistage cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN223833440U true CN223833440U (en) | 2026-01-27 |
Family
ID=98506902
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202522724299.1U Active CN223833440U (en) | 2025-12-23 | 2025-12-23 | Aluminum alloy die casting die with multistage cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN223833440U (en) |
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2025
- 2025-12-23 CN CN202522724299.1U patent/CN223833440U/en active Active
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