Casting device of automobile head-up display bracket for magnesium alloy

Abstract

The utility model provides a casting device of an automobile head-up display bracket for magnesium alloy. The casting device comprises a main body frame, a charging barrel, a left side runner, a right side runner, a cinder ladle and an exhaust passage, a first runner and a second runner are arranged on the right runner; a third runner and a fourth runner are arranged on the left runner; the charging barrel is connected with the left side runner and the right side runner; the first flow channel, the second flow channel, the third flow channel and the fourth flow channel are connected with one side of the main body frame; a plurality of exhaust passages are arranged on the main body frame; a cinder ladle is arranged at the joint of the exhaust passage and the main body frame; and an exhaust plate is arranged on the exhaust passage. According to the utility model, through the multi-runner product casting design, the size deformation during the production of LEO HUD products is improved, the later product size fluctuation and the reshaping workload are reduced, and the yield is high.

Description

Technical Field

[0001] The utility model relates to the technical field of spare parts for new energy electric vehicles, and particularly relates to a casting device for an automotive head-up display bracket made of magnesium alloy. Background Technique

[0002] According to the publicly available data: if the weight of the whole vehicle is reduced by 10%, the fuel efficiency can be increased by 6%-8%; for every 100 kg reduction in the curb weight of the vehicle, the fuel consumption per 100 km can be reduced by 0.3-0.6 liters; when the vehicle weight is reduced by 1%, the fuel consumption can be reduced by 0.7%, and the carbon emission can be reduced by 0.3%. As a material with characteristics such as light weight and excellent mechanical properties, magnesium alloy has become one of the best materials currently most suitable for automotive spare parts. With the booming development of the new energy vehicle industry, more and more automobile brands are using magnesium alloy as a lightweight material in automobiles, aiming to reduce the curb weight of the vehicle on the premise of ensuring material performance, thereby increasing the cruising range of the vehicle.

[0003] LEO HUD is a product of an automotive head-up display bracket made of magnesium alloy. Magnesium alloy material has advantages in the development, design, production and manufacturing of LEO HUD. Moreover, the development of such products can also make the quality, size, etc. of LEO HUD products more stable and more manufacturable, and at the same time lay a solid foundation for the later development of other products of the same model. Summary of the Invention

[0004] In order to solve the above technical problems, a casting device for an automotive head-up display bracket made of magnesium alloy is disclosed in the utility model. The technical solution of the utility model is implemented as follows:

[0005] A casting device for an automotive head-up display bracket made of magnesium alloy, including a main frame, a material cylinder, a left runner, a right runner, a slag pocket, an exhaust runner and an exhaust plate;

[0006] A first runner and a second runner are arranged on the right runner;

[0007] A third runner and a fourth runner are arranged on the left runner;

[0008] The material cylinder is connected to the left runner and the right runner;

[0009] The first runner, the second runner, the third runner and the fourth runner are connected to one side of the main frame;

[0010] A plurality of exhaust runners are arranged on the main frame;

[0011] A slag pocket is arranged at the connection between the exhaust runner and the main frame;

[0012] An exhaust plate is arranged on the exhaust runner.

[0013] Preferably, the width of the right flow channel is 50 mm - 90 mm, and the thickness is 30 mm - 50 mm; the width of the first flow channel is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm; the width of the second flow channel is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm; the width of the left flow channel is 50 mm - 90 mm, and the thickness is 30 mm - 50 mm; the width of the third flow channel is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm; the width of the fourth flow channel is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm.

[0014] Preferably, the size of the slag pocket is 28 mm - 32 mm in length, 19 mm - 21 mm in width, and 14 mm - 16 mm in height.

[0015] Preferably, the size of the exhaust channel is 19 mm - 21 mm in length, 4 mm - 6 mm in width, and 2.5 mm - 3.5 mm in depth.

[0016] Preferably, the exhaust plate is a z-shaped folding plate.

[0017] Preferably, each exhaust plate is provided with 7 - 12 bends.

[0018] Preferably, each slag pocket is connected to at least one exhaust channel.

[0019] The present utility model provides a casting device for a magnesium alloy automotive head-up display bracket for LEO HUD products. This mold is used for magnesium alloy casting. Through a unique flow channel design and the selection of the range of thickness and width, the shrinkage ratio of the product is effectively guaranteed, and the dimensional stability of the product can be well controlled during production. Compared with the traditional technology, the LEO HUD products produced by the present utility model have less dimensional deformation and a higher qualified rate, reducing the subsequent product dimensional fluctuations and the workload of shaping. In addition, the design of the z-shaped exhaust plate in this application reduces the speed of the molten magnesium, effectively avoiding the phenomenon of flying materials during production, reducing the loss of raw materials, reducing the manufacturing cost, reducing the downtime, and improving the production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the drawings in the following description are only one embodiment of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0021] Among them, the same components are denoted by the same reference numerals. It should be noted that the terms "front", "rear", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, and the terms "bottom surface" and "top surface", "inner" and "outer" respectively refer to the directions towards or away from the geometric center of a specific component.

[0022] Figure 1 It is a schematic structural diagram of an embodiment of a casting device for a head-up display bracket for automobiles made of magnesium alloy.

[0023] In the above-mentioned drawings, each reference numeral represents:

[0024] 1. Main body frame;

[0025] 2. Barrel;

[0026] 3. Right runner;

[0027] 4. First runner;

[0028] 5. Second runner;

[0029] 6. Left runner;

[0030] 7. Third runner;

[0031] 8. Fourth runner;

[0032] 9. Exhaust passage;

[0033] 10. Skim bob. Detailed implementation manners

[0034] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without making creative efforts belong to the scope of protection of the present utility model.

[0035] Unless otherwise defined, all technical and scientific terms used in the present utility model have the same meanings as those commonly understood by those skilled in the technical field to which the present utility model belongs; the terms used in the detailed implementation manners are only for the purpose of describing specific embodiments, and are not intended to limit the present utility model; the terms "including" and "having" and any variations thereof in the description and claims of the present utility model and the above-mentioned drawings are intended to cover non-exclusive inclusion.

[0036] In the description of the specific embodiments of the present utility model, technical terms such as "first" and "second" are only used to distinguish different objects, and cannot be construed as indicating or implying relative importance or implicitly specifying the quantity, specific order or primary-secondary relationship of the indicated technical features. In the description of the embodiments of the present utility model, the meaning of "a plurality of" is more than two, unless otherwise specifically defined.

[0037] Reference to "embodiments" in the present utility model means that specific features, structures, or characteristics described in connection with the embodiments can be included in at least one embodiment of the present utility model. The phrase appears in various places in the specification and does not necessarily refer to the same embodiment, nor is it an independent or alternative embodiment mutually exclusive with other embodiments. It is explicitly and implicitly understood by those skilled in the art that the embodiments described in the present utility model can be combined with other embodiments.

[0038] In the description of the embodiments of the present utility model, the term "and / or" is merely a description of the association relationship of associated objects, indicating that there can be three relationships. For example, A and / or B can represent: A exists alone, A and B exist simultaneously, and B exists alone. In addition, the character " / " in the present utility model generally represents an "or" relationship between the associated objects before and after.

[0039] Throughout the present utility model, numerical values represent approximate measures or limits of a range, covering minor deviations from a given value and embodiments having approximately the mentioned value and embodiments having the exact value mentioned. Except for the working examples provided at the end of the specific embodiments, all numerical values of parameters (such as quantities or conditions) in this specification (including the appended claims) should be understood to be modified by the term "about" in all cases, regardless of whether "about" actually appears before the numerical value. "About" indicates that the stated numerical value allows for some minor inaccuracies (close to the exact value of the stated value to some extent; approximately or reasonably close to the stated value; almost). If the inaccuracy provided by "about" is not otherwise understood in this ordinary sense in the art, then "about" as used in the present utility model at least indicates the variations that can be produced by ordinary methods of measuring and using such parameters. For example, "about" can include variations of less than or equal to 5%, optionally less than or equal to 4%, optionally less than or equal to 3%, optionally less than or equal to 2%, optionally less than or equal to 1%, optionally less than or equal to 0.5%, and in some aspects, optionally less than or equal to 0.1%.

[0040] In addition, the disclosure of a range includes the disclosure of all values within the entire range and further divided ranges, including the endpoints and sub-ranges given for these ranges.

[0041] The technical solution of the present utility model will be described in more detail below with reference to the drawings and embodiments.

[0042] Example 1

[0043] In a specific embodiment, as Figure 1 shown, a casting device for an automotive head-up display bracket made of magnesium alloy includes a main frame 1, a barrel 2, a left runner 4, a right runner 3, a slag trap 10, and an exhaust passage 9; a first runner 4 and a second runner 5 are provided on the right runner 3; a third runner 7 and a fourth runner 8 are provided on the left runner 6; the barrel 2 is connected to the left runner 3 and the right runner 4; the first runner 4, the second runner 5, the third runner 7, and the fourth runner 8 are connected to one side of the main frame 1; a plurality of exhaust passages 9 are provided on the main frame 1; a slag trap 10 is provided at the connection between the exhaust passage 9 and the main frame 1; an exhaust plate is provided on the exhaust passage 9.

[0044] Among them, the barrel 2 is used for the inflow of molten magnesium. The left runner and the right runner respectively transport the molten magnesium into the main frame 1 and are used to form the LEO HUD product. A plurality of exhaust passages 10 are provided on the main frame 1 to discharge the gas and part of the molten magnesium in the molten magnesium. The purpose of the exhaust plate is to reduce the flow rate of the molten magnesium and prevent the molten magnesium from splashing out and damaging the mold or causing personal injury.

[0045] The present utility model is used to provide a magnesium alloy LEO HUD product with light weight and good mechanical properties.

[0046] In some embodiments, the width of the right runner 3 is 50 mm - 90 mm, and the thickness is 30 mm - 50 mm; the width of the first runner 4 is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm; the width of the second runner 5 is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm; the width of the left runner 6 is 50 mm - 90 mm, and the thickness is 30 mm - 50 mm; the width of the third runner 7 is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm; the width of the fourth runner 8 is 30 mm - 70 mm, and the thickness is 20 mm - 40 mm.

[0047] In some embodiments, the size of the slag trap 10 is 30 mm in length, 20 mm in width, and 15 mm in height.

[0048] In some embodiments, the size of the exhaust passage 9 is 20 mm in length, 5 mm in width, and 3 mm in depth.

[0049] In some embodiments, the exhaust plate is a Z-shaped folded plate.

[0050] The "Z"-shaped exhaust can more effectively avoid the phenomenon of flying materials during production, reduce the loss of raw materials, and reduce the manufacturing cost.

[0051] In some more preferred embodiments, each exhaust plate is provided with 7 - 12 bends.

[0052] In some embodiments, each slag pocket 10 is connected to one, two or three exhaust ducts 9.

[0053] It should be noted that the above are only the preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A casting device for a magnesium alloy automotive head-up display bracket, characterized in that: It includes a main frame, a barrel, a left flow channel, a right flow channel, a slag bag and an exhaust channel; The right flow channel is provided with a first flow channel and a second flow channel; The left flow channel is provided with a third flow channel and a fourth flow channel; The barrel connects the left flow channel and the right flow channel; The first flow channel, the second flow channel, the third flow channel and the fourth flow channel are connected to one side of the main frame; The main frame is provided with a plurality of exhaust ducts; A slag bag is provided at the connection between the exhaust duct and the main frame; An exhaust plate is arranged on the exhaust passage.

2. The casting device for the magnesium alloy automotive head-up display bracket according to claim 1, characterized in that: The width of the right flow channel is 50mm-90mm, and the thickness is 30mm-50mm; the width of the first flow channel is 30mm-70mm, and the thickness is 20mm-40mm; the width of the second flow channel is 30mm-70mm, and the thickness is 20mm-40mm; the width of the left flow channel is 50mm-90mm, and the thickness is 30mm-50mm; the width of the third flow channel is 30mm-70mm, and the thickness is 20mm-40mm; the width of the fourth flow channel is 30mm-70mm, and the thickness is 20mm-40mm.

3. The casting device for the automobile head-up display bracket of magnesium alloy according to claim 1, characterized in that: The size of the slag bag is 28mm-32mm in length, 19mm-21mm in width, and 14mm-16mm in height.

4. The casting device for the magnesium alloy automotive head-up display bracket according to claim 1, characterized in that: The dimensions of the exhaust duct are 19mm-21mm in length, 4mm-6mm in width, and 2.5mm-3.5mm in depth.

5. The casting device for the automobile head-up display bracket of magnesium alloy according to claim 4, characterized in that: The exhaust plate is a Z-shaped fold line plate.

6. The casting device for the automobile head-up display bracket of magnesium alloy according to claim 5, characterized in that: Each of the exhaust plates is provided with 7-12 bends.

7. The casting device for the automobile head-up display bracket of magnesium alloy according to claim 1, characterized in that: Each of the slag bags is connected to at least one exhaust duct.

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