A die-casting mold for butterfly-shaped lamp body

Abstract

The utility model relates to a die-casting mold for a butterfly-shaped lamp body, including an upper die seat, a lower die seat and a die foot structure, the lower end surface of the upper die seat is installed with a lower die seat, the lower end surface of the lower die seat is installed with a die foot structure, an upper die core and a lower die core are installed between the upper die seat and the lower die seat, a cavity structure is formed between the upper die core and the lower die core, the cavity structure is butterfly-shaped, a circle of four heat dissipation rib forming parts surrounding the middle of the cavity structure is arranged in the middle of the upper end surface of the lower die core, two front heat dissipation rib components are symmetrically arranged at the front of the upper end surface of the lower die core, the heat dissipation rib forming parts include a horizontal bar groove and an ejection hole structure, and the horizontal bar grooves are a total of a plurality of them, arranged side by side and spaced apart. The utility model has the characteristics of reducing production costs and improving production efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of lamp body die-casting molds, in particular to a die-casting mold for a butterfly-shaped lamp body. Background Art

[0002] When the butterfly-shaped lamp body is working, a lot of temperature will be generated. In order to reduce the temperature, heat dissipation ribs are usually provided on the butterfly-shaped lamp body for heat dissipation. When the heat dissipation ribs are formed, it is usually necessary to install sheet inserts for heat dissipation rib forming in the mold, which is mainly used to facilitate product demolding. This production method will greatly increase production costs and affect product benefits. In order to solve the above problems, the mold needs to be modified. Summary of the invention

[0003] The technical problem to be solved by the utility model is to provide a die-casting mold for a butterfly-shaped lamp body, which has the characteristics of reducing production costs, improving production efficiency, etc.

[0004] The technical solution adopted by the utility model to solve its technical problems is: to provide a die-casting mold for a butterfly-shaped lamp body, including an upper mold base, a lower mold base and a mold foot structure, the lower end surface of the upper mold base is installed with a lower mold base, the lower end surface of the lower mold base is installed with a mold foot structure, an upper mold core and a lower mold core stacked are installed between the upper mold base and the lower mold base, a mold cavity structure is formed between the upper mold core and the lower mold core, the mold cavity structure is butterfly-shaped, a circle of four heat dissipation rib forming parts surrounding the middle of the mold cavity structure is arranged in the middle of the upper end surface of the lower mold core, two front heat dissipation rib assemblies are symmetrically arranged on the front of the upper end surface of the lower mold core, the heat dissipation rib forming parts include horizontal bar grooves and ejection hole structures, there are a total of a plurality of horizontal bar grooves, which are arranged side by side and spaced apart, and a plurality of ejection hole structures are arranged around the outside of the horizontal bar grooves.

[0005] In the technical solution, four heat dissipation rib forming parts are provided to facilitate the forming of the heat dissipation ribs, and the heat dissipation ribs are formed into long strip-shaped sheet structures by providing horizontal grooves. At the same time, an ejection hole structure is provided to facilitate ejection of the ejector pins, and the ejector pins surround the heat dissipation rib forming parts so that the parts can be quickly demolded.

[0006] As a supplement to the present technical solution, the front heat dissipation rib assembly includes an external strip groove, an internal strip groove and a central ejection hole. There are two external strip grooves arranged side by side, two internal strip grooves are installed between the two external strip grooves, and a central ejection hole is provided between the two ends of the two internal strip grooves.

[0007] In the technical solution, two outer strip grooves and two inner strip grooves are used to form four heat dissipation rib structures, and a central ejection hole is provided so that the heat dissipation rib structure can be quickly demoulded through the ejector pin of the central ejection hole.

[0008] As a supplement to the present technical solution, the mold foot structure includes side supports, a bottom plate and a top plate. The side supports are installed at the edge of the lower end surface of the lower mold base, the bottom plate is installed on the lower end of the side supports, a top plate that moves up and down is installed between the side supports, and a number of ejector pin structures inserted into the mold cavity structure are installed on the top plate.

[0009] As a supplement to the technical solution, a plurality of hanging ring structures are installed on the upper end surface of the upper die base and the side surfaces of the upper die base and the lower die base.

[0010] As a supplement to the present technical solution, a gate structure inserted into the upper mold core is installed on the front of the upper mold base, a main channel is arranged between the gate structure and the front of the cavity structure, the main channel surrounds the front of the cavity structure, and an exhaust component connected to the rear end of the cavity structure is installed side by side between the upper mold base and the lower mold base.

[0011] Beneficial effects: The utility model relates to a die-casting mold for a butterfly-shaped lamp body, which facilitates the molding of the heat dissipation ribs by arranging four heat dissipation rib molding parts, and enables the heat dissipation ribs to form a long strip sheet structure by arranging horizontal grooves. At the same time, an ejection hole structure is arranged to facilitate the ejection of the ejector pin, and the ejector pin surrounds the heat dissipation rib molding part so that the part can be quickly demolded; it has the characteristics of reducing production costs and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is the front view of the utility model;

[0013] Figure 2 It is a top view of the utility model;

[0014] Figure 3 This utility model Figure 2 Section view in the AA direction;

[0015] Figure 4 It is a top view of the lower mold core described in the utility model;

[0016] Figure 5 This utility model Figure 4 Enlarged view of point A in the middle;

[0017] Figure 6 This utility model Figure 4 Enlarged view of point B in the middle.

[0018] Illustration: 1. Upper mold base, 2. Lower mold base, 3. Mold foot structure, 4. Gate structure, 5. Lifting ring structure, 6. Upper mold core, 7. Lower mold core, 8. Mold cavity structure, 9. Side support feet, 10. Bottom plate, 11. Top plate, 12. Ejector pin structure, 13. Main channel, 14. Exhaust assembly, 15. Horizontal strip groove, 16. Ejector hole structure, 17. External strip groove, 18. Internal strip groove, 19. Middle ejector hole, 20. Heat dissipation rib formed part, 21. Front heat dissipation rib assembly. DETAILED DESCRIPTION

[0019] The present invention is further described below in conjunction with specific embodiments. It should be understood that these embodiments are only used to illustrate the present invention and are not used to limit the scope of the present invention. In addition, it should be understood that after reading the content taught by the present invention, those skilled in the art can make various changes or modifications to the present invention, and these equivalent forms also fall within the scope defined by the claims attached to this application.

[0020] The embodiment of the utility model relates to a die-casting mold for a butterfly-shaped lamp body, such as Figure 1 As shown in FIG. 6 , it comprises an upper mold base 1, a lower mold base 2 and a mold foot structure 3, wherein the lower mold base 2 is installed on the lower end surface of the upper mold base 1, and the mold foot structure 3 is installed on the lower end surface of the lower mold base 2. An upper mold core 6 and a lower mold core 7 are installed between the upper mold base 1 and the lower mold base 2 in a stacked manner, and a mold cavity structure 8 is formed between the upper mold core 6 and the lower mold core 7. The mold cavity structure 8 is butterfly-shaped, and a circle of four heat dissipation rib forming parts 20 surrounding the middle part of the mold cavity structure 8 is arranged in the middle part of the upper end surface of the lower mold core 7, and two front heat dissipation rib assemblies 21 are symmetrically arranged in front of the upper end surface of the lower mold core 7, and the heat dissipation rib forming parts 20 include horizontal bar grooves 15 and ejection hole structures 16. There are a plurality of horizontal bar grooves 15 arranged side by side and spaced apart, and a plurality of ejection hole structures 16 are arranged around the outside of the horizontal bar grooves 15.

[0021] In the present technical solution, four heat dissipation rib forming parts 20 are provided to facilitate the forming of the heat dissipation ribs, and the transverse grooves 15 are provided so that the heat dissipation ribs can form a long sheet structure. At the same time, the ejection hole structure 16 is provided to facilitate the ejection of the ejector pins. The ejector pins surround the heat dissipation rib forming part 20 so that the part can be quickly demolded.

[0022] As a supplement to the present technical solution, the front heat dissipation rib assembly 21 includes an external strip groove 17, an internal strip groove 18 and a middle ejection hole 19. There are two external strip grooves 17 arranged side by side, two internal strip grooves 18 are installed between the two external strip grooves 17, and a middle ejection hole 19 is provided between the two ends of the two internal strip grooves 18.

[0023] In the technical solution, two outer strip grooves 17 and two inner strip grooves 18 are used to form four heat dissipation rib structures, and the middle ejection hole 19 is provided so that the heat dissipation rib structure can be quickly demoulded through the ejector pin of the middle ejection hole 19.

[0024] As a supplement to the present technical solution, the mold foot structure 3 includes side support feet 9, a bottom plate 10 and a top plate 11. The side support feet 9 are installed at the edge of the lower end surface of the lower mold base 2. The bottom plate 10 is installed on the lower end of the side support feet 9. A top plate 11 that moves up and down is installed between the side support feet 9, and a plurality of ejector pin structures 12 inserted into the mold cavity structure 8 are installed on the top plate 11.

[0025] As a supplement to the present technical solution, a plurality of hanging ring structures 5 are installed on the upper end surface of the upper die base 1 and the side surfaces of the upper die base 1 and the lower die base 2.

[0026] As a supplement to the present technical solution, a gate structure 4 inserted into the upper mold core 6 is installed on the front of the upper mold base 1, a main channel 13 is arranged between the gate structure 4 and the front of the cavity structure 8, and the main channel 13 surrounds the front of the cavity structure 8, and an exhaust component 14 connected to the rear end of the cavity structure 8 is installed side by side between the upper mold base 1 and the lower mold base 2.

[0027] Example

[0028] When the device is in production, the mold is first closed. After completion, the aluminum liquid is injected into the mold cavity structure 8 from the main channel 13 through the gate structure 4. The aluminum liquid is filled in the mold cavity structure 8, so that the aluminum liquid is formed at the heat dissipation rib forming part 20 and the front heat dissipation rib assembly 21 to form a heat dissipation rib structure. After completion, the mold is waited for to cool. After the product is formed, the mold is opened and the product is ejected through the top plate. Due to the provision of the ejection hole structure 16 and the middle ejection hole 19, the heat dissipation rib structure can be ejected quickly, so that the product can be quickly taken out. Since the heat dissipation rib structure does not select a sheet insert for auxiliary molding, the sheet insert does not need to be removed during maintenance of the mold, thereby improving maintenance costs and production efficiency.

[0029] The above is a detailed introduction to a die-casting mold for a butterfly-shaped lamp body provided by the present application. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the method of the present application and its core idea; at the same time, for general technical personnel in this field, according to the idea of ​​the present application, there will be changes in the specific implementation method and application scope. In summary, the content of this specification should not be understood as a limitation on the present application.

Claims

1. A die-casting mold for a butterfly-shaped lamp body, comprising an upper mold base (1), a lower mold base (2) and a mold foot structure (3), wherein the lower mold base (2) is mounted on the lower end surface of the upper mold base (1), and the mold foot structure (3) is mounted on the lower end surface of the lower mold base (2), and an upper mold core (6) and a lower mold core (7) are stacked between the upper mold base (1) and the lower mold base (2), and a mold cavity structure (8) is formed between the upper mold core (6) and the lower mold core (7), characterized in that: The mold cavity structure (8) is butterfly-shaped, and a circle of four heat dissipation rib forming parts (20) surrounding the middle of the mold cavity structure (8) is arranged in the middle of the upper end surface of the lower mold core (7). Two front heat dissipation rib components (21) are symmetrically arranged in front of the upper end surface of the lower mold core (7). The heat dissipation rib forming parts (20) include a horizontal strip groove (15) and an ejection hole structure (16). There are a total of a plurality of horizontal strip grooves (15) arranged in parallel and spaced relation, and a plurality of ejection hole structures (16) are arranged around the outside of the horizontal strip groove (15).

2. The die-casting mold for a butterfly-shaped lamp body according to claim 1, characterized in that: The front heat dissipation rib assembly (21) comprises an outer strip groove (17), an inner strip groove (18) and a middle ejection hole (19), wherein there are two outer strip grooves (17) arranged side by side, two inner strip grooves (18) are installed between the two outer strip grooves (17), and a middle ejection hole (19) is provided between the two ends of the two inner strip grooves (18).

3. The die-casting mold for a butterfly-shaped lamp body according to claim 1, characterized in that: The mold foot structure (3) comprises side support feet (9), a bottom plate (10) and a top plate (11); the side support feet (9) are mounted at the edge of the lower end surface of the lower mold base (2); the bottom plate (10) is mounted on the lower end of the side support feet (9); a top plate (11) that moves up and down is mounted between the side support feet (9); and a plurality of ejector pin structures (12) that are inserted into the mold cavity structure (8) are mounted on the top plate (11).

4. The die-casting mold for a butterfly-shaped lamp body according to claim 1, characterized in that: The upper end surface of the upper die base (1) and the side surfaces of the upper die base (1) and the lower die base (2) are all installed with a plurality of hanging ring structures (5).

5. The die-casting mold for a butterfly-shaped lamp body according to claim 1, characterized in that: A gate structure (4) inserted into the upper mold core (6) is installed on the front of the upper mold base (1), a main flow channel (13) is arranged between the gate structure (4) and the front of the cavity structure (8), and the main flow channel (13) surrounds the front of the cavity structure (8). An exhaust component (14) connected to the rear end of the cavity structure (8) is installed side by side between the upper mold base (1) and the lower mold base (2).

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