CN211866573U - Die casting die of automobile aluminum alloy shell - Google Patents
Die casting die of automobile aluminum alloy shell Download PDFInfo
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- CN211866573U CN211866573U CN202020305230.XU CN202020305230U CN211866573U CN 211866573 U CN211866573 U CN 211866573U CN 202020305230 U CN202020305230 U CN 202020305230U CN 211866573 U CN211866573 U CN 211866573U
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Abstract
The utility model discloses a car aluminum alloy housing's die casting die, include: the middle part of the upper end of the movable mould is provided with a movable mould cavity, the movable mould is provided with a diffluence cone, the diffluence cone is provided with a diversion channel, and the diversion channel is communicated with the movable mould cavity; the fixed die is mounted at the upper end of the movable die, a fixed die cavity is arranged in the middle of the lower end of the fixed die and matched with the movable die cavity, a feeding barrel is arranged on the fixed die, and the cross sections of the movable die and the fixed die are both rectangular; the two core-pulling sliding block mechanisms are respectively arranged on two short side sides of the movable die; the two first exhaust blocks are respectively arranged on two long side sides of the fixed die; and the two second exhaust blocks are respectively arranged on two long side sides of the movable die. The utility model discloses a cover half, two loose core slider mechanisms and first exhaust piece and the second exhaust piece of movable mould and cover half die cavity that have the movable mould die cavity match the use, are effectively applicable to a car aluminum alloy shell's die-casting shaping.
Description
Technical Field
The utility model relates to a automobile parts's die casting die's technical field especially relates to a car aluminum alloy shell's die casting die.
Background
With the advancement and development of materials, computer simulation, and manufacturing technologies, more and more fresh blood is also injected into the conventional automobile industry. The light weight of the automobile is to reduce the integral quality of the automobile as much as possible on the basis of ensuring the mechanical strength and the safety performance of the automobile, thereby improving the power performance of the automobile, reducing the fuel consumption and reducing the exhaust pollution.
Experiments prove that if the whole vehicle mass of the automobile is reduced by 10 percent, the fuel efficiency can be improved by 6 to 8 percent; when the whole vehicle mass is reduced by 100 kilograms, the oil consumption per hundred kilometers can be reduced by 0.3-0.6 liter; the weight of the automobile is reduced by 1 percent, and the oil consumption can be reduced by 0.7 percent.
Currently, the light weight of automobiles has become the trend of the development of the automobile industry in the world at present based on the requirements of environmental protection and energy conservation. The use of lightweight materials, such as aluminum, magnesium, ceramics, carbon fiber composites, or non-ferrous alloys, is one of the main approaches to achieving weight reduction in automobiles. In particular, aluminum has a density of about 1/3 for steel, and is the most widely used lightweight material. Taking the automobile products produced in the United states as an example, the aluminum alloy for each automobile is only 39kg in 1976, reaches 62kg in 1982, and reaches 100kg in 1998, and along with the development and the promotion of material technology and die-casting forming technology, aluminum alloy die castings are increasingly applied to the whole automobile as automobile lightweight parts, so that higher requirements are provided for die-casting production from die development to subsequent processing production processes. Therefore, the die-casting die for the automobile aluminum alloy shell is indispensable.
Disclosure of Invention
The die casting die comprises a die casting die body, a fixed die, a first exhaust block, a second exhaust block, a first exhaust block and a second exhaust block, wherein the die casting die body is provided with a movable die cavity and a fixed die cavity.
The specific technical scheme is as follows:
a die casting mold for an aluminum alloy shell of an automobile, comprising:
the movable mould is provided with a movable mould cavity in the middle of the upper end of the movable mould, the movable mould is provided with a diffluence cone, the diffluence cone is provided with a flow guide channel, and the flow guide channel is communicated with the movable mould cavity;
the fixed die is mounted at the upper end of the movable die, a fixed die cavity is arranged in the middle of the lower end of the fixed die and matched with the movable die cavity, a feed barrel is arranged on the fixed die, the spreader cone extends into the feed barrel, and the cross sections of the movable die and the fixed die are both rectangular;
the two core-pulling sliding block mechanisms are respectively arranged on two short sides of the movable die;
the two first exhaust blocks are respectively arranged on two long side sides of the fixed die and are respectively communicated with the fixed die cavity;
and the two second exhaust blocks are respectively arranged on two long side sides of the movable die, are respectively matched with the two first exhaust blocks, and are respectively communicated with the movable die cavity.
The die casting die of foretell car aluminum alloy casing, wherein, each slider mechanism of loosing core all includes:
the core-pulling oil cylinder mechanism is arranged on the short side of the movable die or the long side of the movable die;
the sliding block core is movably arranged at the upper end of the movable die and is in transmission connection with the core-pulling oil cylinder mechanism.
The die casting die for the automobile aluminum alloy shell is characterized in that the sprue spreader is mounted on the sliding block mold core.
The die casting die of the automobile aluminum alloy shell further comprises: and the ejection device is arranged at the lower end of the movable mold and is used for ejecting the castings which are die-cast in the fixed mold cavity and the movable mold cavity outwards from the movable mold cavity.
The die-casting die for the automobile aluminum alloy shell is characterized in that the lower end of the fixed die is provided with two wear-resistant positioning blocks, and the two wear-resistant positioning blocks are respectively matched with the upper surfaces of the two core-pulling slider mechanisms;
when the fixed die is attached to and connected with the movable die, the two wear-resistant positioning blocks are respectively abutted to and locked and matched with the upper surfaces of the core-pulling sliding block mechanisms.
The die-casting die for the automobile aluminum alloy shell is characterized in that the lower end of the fixed die is provided with two concave cavities, one sides of the two concave cavities are respectively communicated with the cavity of the fixed die, the two wear-resistant positioning blocks are respectively positioned on the other sides of the two concave cavities, and the feeding barrel is positioned in one concave cavity.
When the fixed die is attached to the movable die, the upper ends of the two core-pulling slider mechanisms respectively extend into the two concave cavities and are respectively in limit fit with the two wear-resistant positioning blocks;
the die casting die for the automobile aluminum alloy shell is characterized in that the movable die is provided with a plurality of guide posts, the guide posts are located on the periphery of the cavity of the movable die, the fixed die is provided with a plurality of guide sleeves, the guide sleeves are located on the periphery of the cavity of the fixed die, and the guide posts are respectively in positioning fit with the guide sleeves.
The die casting die for the automobile aluminum alloy shell is characterized in that the two first exhaust blocks are symmetrically arranged in the middle of two long sides of the fixed die respectively, the two second exhaust blocks are symmetrically arranged in the middle of two long sides of the movable die respectively, and the two second exhaust blocks are opposite to the two first exhaust blocks respectively.
Compared with the prior art, the technical scheme has the positive effects that:
the utility model discloses a cover half with the movable mould in movable mould die cavity and the cover half die cavity and two slider mechanisms of loosing core to and first exhaust piece and second exhaust piece match the use, will be applicable to a car aluminum alloy shell's die-casting shaping effectively.
Drawings
FIG. 1 is a schematic structural diagram of a fixed mold of a die casting mold for an aluminum alloy shell of an automobile according to the present invention;
FIG. 2 is a schematic structural diagram of a movable mold of the die casting mold for an aluminum alloy shell of an automobile according to the present invention;
in the drawings: 1. fixing a mold; 2. moving the mold; 3. a movable model cavity; 4. a die cavity is fixed; 5. a spreader cone; 6. a flow guide channel; 7. a charging barrel; 8. a core-pulling slider mechanism; 9. a core-pulling oil cylinder mechanism; 10. a slider core; 12. an ejection device; 13. a wear-resistant positioning block; 14. a concave cavity; 15. a guide post; 16. a guide sleeve; 17. a first exhaust block; 18. and a second exhaust block.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments, but the present invention is not limited thereto.
Fig. 1 is the utility model relates to a car aluminum alloy housing's die casting die's cover half's structural schematic diagram, fig. 2 is the utility model relates to a car aluminum alloy housing's die casting die's movable mould's structural schematic diagram, as shown in fig. 1 and fig. 2, shows a car aluminum alloy housing's die casting die of preferred embodiment, include: the movable mould 2 and the cover half 1, the middle part of the upper end of the movable mould 2 is provided with a movable mould cavity 3, the movable mould 2 is provided with a diffluence cone 5, the diffluence cone 5 is provided with a diversion channel 6, the diversion channel 6 is communicated with the movable mould cavity 3, the cover half 1 is arranged at the upper end of the movable mould 2, the middle part of the lower end of the cover half 1 is provided with a cover half cavity 4, the cover half cavity 4 is matched with the movable mould cavity 3, the cover half 1 is provided with a feed barrel 7, the diffluence cone 5 extends into the feed barrel 7, and.
Preferably, the fixed die 1 and the movable die 2 are matched and connected with the fixed die 1, and the movable die 2 can move relative to the fixed die 1, so that the upper end surface of the movable die 2 can be attached to or detached from the lower end surface of the fixed die 1.
Preferably, the shape of the fixed die cavity 4 and the shape of the movable die cavity 3 are matched with the design of an automobile aluminum alloy shell casting.
Preferably, after molten aluminum enters the mold through the feeding barrel 7, the molten aluminum is guided by the splitter cone 5 to flow into the mold cavity for molding.
Further, as a preferred embodiment, the die casting mold for the aluminum alloy shell of the automobile further comprises: two core-pulling sliding block mechanisms 8, wherein the two core-pulling sliding block mechanisms 8 are respectively arranged on two short sides of the movable die 2.
Further, as a preferred embodiment, the die casting mold for the aluminum alloy shell of the automobile further comprises: the two first exhaust blocks 17 are respectively arranged on two long side sides of the fixed die 1, the two first exhaust blocks 17 are respectively communicated with the fixed die cavity 4, the two second exhaust blocks 18 are respectively arranged on two long side sides of the movable die 2, the two second exhaust blocks 18 are respectively matched with the two first exhaust blocks 17, and the two second exhaust blocks 18 are respectively communicated with the movable die cavity 3.
Further, as a preferred embodiment, each core back slider mechanism 8 includes: the core-pulling oil cylinder mechanism 9 is arranged on the short side of the movable die 2 or the long side of the movable die 2, the slider core 10 is movably arranged at the upper end of the movable die 2, and the slider core 10 is in transmission connection with the core-pulling oil cylinder mechanism 9.
Preferably, after the movable mold 2 is opened, the core-pulling slider mechanism 8 and the other core-pulling slider mechanism 8 opposite to the one core-pulling slider mechanism 8 drive the slider cores 10 on both sides to perform core-pulling and core-inserting actions by controlling the extension and retraction of the core-pulling cylinder mechanism 9.
The above is merely an example of the preferred embodiments of the present invention, and the embodiments and the protection scope of the present invention are not limited thereby.
The utility model discloses still have following embodiment on above-mentioned basis:
in a further embodiment of the present invention, please continue to refer to fig. 1 and 2, the spreader cone 5 is mounted on a slide core 10.
The utility model discloses a in the further embodiment, automobile aluminum alloy shell's die casting die still includes: and the ejection device 12 is arranged at the lower end of the movable mold 2, and the ejection device 12 is used for ejecting the castings which are die-cast in the fixed mold cavity 4 and the movable mold cavity 3 outwards from the movable mold cavity 3. Preferably, the ejection device 12 includes an ejector pin fixing plate located at the lower end of the movable mold 2, a push plate, and a plurality of ejector pins located in the cavity of the movable mold.
In a further embodiment of the utility model, the lower end of the fixed mold 1 is provided with two wear-resistant positioning blocks 13, and the two wear-resistant positioning blocks 13 are respectively matched with the upper surfaces of the two core-pulling slider mechanisms 8; when the fixed die 1 is attached to the movable die 2, the two wear-resistant positioning blocks 13 are respectively abutted to and locked and matched with the upper surfaces of the two core-pulling slider mechanisms 8. Preferably, the two wear-resistant positioning blocks 13 are locked with the upper end surface of the core-pulling slider mechanism 8 by the action of mold clamping force.
In a further embodiment of the utility model, the lower end of the fixed mold 1 is provided with two cavities 14, one side of each cavity 14 is respectively communicated with the fixed mold cavity 4, two wear-resistant positioning blocks 13 are respectively positioned at the other side of each cavity 14, and the feeding barrel 7 is positioned in one cavity 14; when the fixed die 1 is attached to the movable die 2, the upper ends of the two core-pulling slider mechanisms 8 respectively extend into the two cavities 14 and are respectively in limit fit with the two wear-resistant positioning blocks 13.
The utility model discloses a in the further embodiment, be equipped with a plurality of guide posts 15 on the movable mould 2, a plurality of guide posts 15 are located the periphery of movable mould die cavity 3, are equipped with a plurality of uide bushings 16 on the cover half 1, and a plurality of uide bushings 16 are located the periphery of cover half die cavity 4, a plurality of guide posts 15 respectively with a plurality of uide bushings 16 location fit. Preferably, a plurality of guide posts 15 are arranged at the positions of the guide sleeves 16 in a matching manner, and under the action of the mold closing force, the upper end surface of the movable mold 2 is matched with the guide sleeves 16 on the fixed mold 1 through the guide posts 15 to guide the movable mold 2 of the mold to be closely matched with the fixed mold 1, so that the mold closing dislocation is avoided.
The utility model discloses a in the further embodiment, two first exhaust block 17 symmetry respectively are installed in the middle part of two long avris of cover half 1, and two second exhaust block 18 symmetry respectively are installed in the middle part of two long avris of movable mould 2, and two second exhaust block 18 are just right with two first exhaust block 17 respectively. Preferably, the gas in the high-temperature metal casting is effectively guided and discharged, the quantity of other problems such as deformation of the casting caused by air holes in the forming process is reduced, the quality of the casting is improved, and meanwhile, the dimensional precision and the mechanical property are ensured.
The utility model discloses a use method:
(1) respectively installing and locking the fixed die 1 and the movable die 2 on a die casting machine;
(2) adjusting die-casting technological parameters to meet the requirement of die-casting production;
(3) pouring molten aluminum which is obtained by smelting aluminum alloy 630 and 670 ℃ into a feeding barrel 7 for high-pressure injection, and enabling the solution to reach a cavity formed by a movable mould cavity 3, a fixed mould cavity 4 and two sliding block cores 10 through a flow guide channel 6 on a flow distribution cone 5;
(4) after the pressure maintaining of the casting is finished, the movable die 2 moves to enable the lower end face of the movable die 2 to be separated from the upper end face of the fixed die 1, and after the movable die 2 is opened, the sliding block cores 10 on two sides are linked to be pulled away by controlling the stretching of the two core-pulling oil cylinder mechanisms 9;
(5) and ejecting the casting formed by the die-casting of the 12 through an ejection device.
The utility model discloses a cover half 1 of movable mould 2 and cover half die cavity 4 with movable mould chamber 3, and two slider mechanisms of loosing core 8 to and first exhaust block 17 and second exhaust block 18 match the use, will be applicable to a car aluminum alloy shell's die-casting shaping effectively.
The above description is only an example of the preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and those skilled in the art should be able to realize the equivalent alternatives and obvious variations of the present invention.
Claims (8)
1. The utility model provides a die casting die of car aluminum alloy casing which characterized in that includes:
the movable mould is provided with a movable mould cavity in the middle of the upper end of the movable mould, the movable mould is provided with a diffluence cone, the diffluence cone is provided with a flow guide channel, and the flow guide channel is communicated with the movable mould cavity;
the fixed die is mounted at the upper end of the movable die, a fixed die cavity is arranged in the middle of the lower end of the fixed die and matched with the movable die cavity, a feed barrel is arranged on the fixed die, the spreader cone extends into the feed barrel, and the cross sections of the movable die and the fixed die are both rectangular;
the two core-pulling sliding block mechanisms are respectively arranged on two short sides of the movable die;
the two first exhaust blocks are respectively arranged on two long side sides of the fixed die and are respectively communicated with the fixed die cavity;
and the two second exhaust blocks are respectively arranged on two long side sides of the movable die, are respectively matched with the two first exhaust blocks, and are respectively communicated with the movable die cavity.
2. The die casting mold for the aluminum alloy shell of the automobile as claimed in claim 1, wherein each of the core-pulling slider mechanisms comprises:
the core-pulling oil cylinder mechanism is arranged on the short side of the movable die or the long side of the movable die;
the sliding block core is movably arranged at the upper end of the movable die and is in transmission connection with the core-pulling oil cylinder mechanism.
3. A die casting mold for an aluminum alloy shell of an automobile as recited in claim 2, wherein said tap cone is mounted on a said slide core.
4. A die casting mold for an aluminum alloy casing of an automobile as recited in claim 1, further comprising: and the ejection device is arranged at the lower end of the movable mold and is used for ejecting the castings which are die-cast in the fixed mold cavity and the movable mold cavity outwards from the movable mold cavity.
5. The die-casting die for the aluminum alloy shell of the automobile as claimed in claim 1, wherein the lower end of the fixed die is provided with two wear-resistant positioning blocks, and the two wear-resistant positioning blocks are respectively matched with the upper surfaces of the two core-pulling slider mechanisms;
when the fixed die is attached to and connected with the movable die, the two wear-resistant positioning blocks are respectively abutted to and locked and matched with the upper surfaces of the core-pulling sliding block mechanisms.
6. A die-casting die for an aluminum alloy shell of an automobile as claimed in claim 5, wherein the lower end of the fixed die is provided with two cavities, one sides of the two cavities are respectively communicated with the cavity of the fixed die, the two wear-resistant positioning blocks are respectively positioned on the other sides of the two cavities, and the feeding barrel is positioned in one cavity;
when the fixed die is attached to and connected with the movable die, the upper ends of the core-pulling slider mechanisms respectively extend into the two concave cavities and are respectively in limit fit with the two wear-resistant positioning blocks.
7. A die-casting mold for an aluminum alloy shell of an automobile as claimed in claim 1, wherein the movable mold is provided with a plurality of guide posts, the guide posts are located on the periphery of the cavity of the movable mold, the fixed mold is provided with a plurality of guide sleeves, the guide sleeves are located on the periphery of the cavity of the fixed mold, and the guide posts are respectively matched with the guide sleeves in a positioning manner.
8. A die-casting mold for an aluminum alloy shell of an automobile as claimed in claim 1, wherein the two first exhaust blocks are symmetrically mounted to the middle portions of the two long sides of the fixed mold, the two second exhaust blocks are symmetrically mounted to the middle portions of the two long sides of the movable mold, and the two second exhaust blocks are respectively opposite to the two first exhaust blocks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020305230.XU CN211866573U (en) | 2020-03-12 | 2020-03-12 | Die casting die of automobile aluminum alloy shell |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020305230.XU CN211866573U (en) | 2020-03-12 | 2020-03-12 | Die casting die of automobile aluminum alloy shell |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211866573U true CN211866573U (en) | 2020-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020305230.XU Expired - Fee Related CN211866573U (en) | 2020-03-12 | 2020-03-12 | Die casting die of automobile aluminum alloy shell |
Country Status (1)
| Country | Link |
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| CN (1) | CN211866573U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007834A (en) * | 2022-06-29 | 2022-09-06 | 浙江华朔科技股份有限公司 | Casing die casting die with inside exhaust function |
-
2020
- 2020-03-12 CN CN202020305230.XU patent/CN211866573U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115007834A (en) * | 2022-06-29 | 2022-09-06 | 浙江华朔科技股份有限公司 | Casing die casting die with inside exhaust function |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201106 |
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| CF01 | Termination of patent right due to non-payment of annual fee |