Projector shell injection molding mold

Abstract

The utility model discloses a projector shell injection molding mold which comprises a base plate, a lower mold is fixedly connected to the center of the top of the base plate, a lower mold plate is fixedly connected to the top of the lower mold, an upper mold plate is arranged and rotationally connected to the top of the lower mold plate, and an upper mold is fixedly connected to the top of the upper mold plate. The top of the upper mold penetrates through and is connected with a connecting pipe and an air guide pipe, the other end of the air guide pipe is provided with a cooling system, the other end of the connecting pipe is connected with an injection molding pipe, an injection molding plate is slidably connected into the injection molding pipe, and one end of the injection molding plate penetrates through and is connected with an external pipe. A pressing rod is fixedly connected to the center of the top of the injection molding plate. The injection mold can efficiently complete injection molding and forming, and can efficiently enter the next procedure after completing injection molding and forming.

Description

Technical Field

[0001] The utility model relates to the technical field of production equipment, in particular to an injection molding die for a projector shell. Background Art

[0002] As a tool for consumers to project movies and TV shows, the shell of a projector is produced by injection molding equipment, which is generally composed of injection molding molds.

[0003] For example, the utility model patent disclosed in the publication number CN 210894962 U is a projector injection-molded shell, including a shell plate, wherein the shell plate includes a front shell plate, an upper shell plate and a rear shell plate, wherein the front shell plate is provided with a lens hole and a plurality of heat dissipation holes, wherein the upper shell plate is provided between the front shell plate and the rear shell plate, wherein the upper shell plate is integrally formed with the front shell plate and the rear shell plate, wherein the connection between the upper shell plate and the front shell plate and the rear shell plate is arc-shaped, and wherein the inner sides of the front shell plate and the rear shell plate are provided with card strips respectively.

[0004] However, the above-mentioned injection mold fails to provide a mold that can be completed efficiently and formed in one go, resulting in the inability to quickly enter the next process after completion. Therefore, an efficient transition molding mold is urgently needed. Utility Model Content

[0005] Based on this, it is necessary to provide a projector housing injection molding die to address the problem of efficient transition.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a projector housing injection molding mold, including a base plate, a lower mold is fixedly connected to the top center of the base plate, a lower mold is fixedly connected to the top of the lower mold, an upper mold is arranged on the top of the lower mold and rotatably connected to the upper mold, the top of the upper mold is fixedly connected to the upper mold, the upper mold, the upper mold, the lower mold, and the lower mold are combined into an injection molding model framework, a connecting pipe and an air duct are respectively passed through and connected to the top of the upper mold, and a cooling system is arranged at the other end of the air duct. The cooling system is mainly used to cool the model after the injection molding is completed to ensure high molding efficiency.

[0007] In one of the embodiments, an injection molding tube is disposed and connected to the other end of the connecting tube, and an injection molding plate is slidably connected to the inside of the injection molding tube. One end of the injection molding plate passes through and is connected to an external tube, which is connected to the external injection molding material and can press the material into the model frame. A pressure rod is fixedly connected to the top center of the injection molding plate, and the pressure rod provides downward pressure.

[0008] In one of the embodiments, the cooling system includes a fan frame, which is connected to the upper mold through an air duct. A motor is fixedly connected to the outer top of the fan frame, and the motor provides power. The fan frame is rotatably connected to a bearing inside, and six connecting rods are evenly and fixedly connected to the bearing. The other end of each connecting rod is fixedly connected to a fan blade. The rotation of the fan blade on the bearing generates cooling wind to cool the model.

[0009] In one embodiment, the first flip plate and the second flip plate are fixedly connected to the same side of the upper template and the lower template, respectively; a loose-leaf rod is fixedly connected to one side of the first flip plate, and a loose-leaf axis is fixedly connected to the same side of the second flip plate; the loose-leaf rod is rotatably connected to the inside of the loose-leaf axis, so that the first flip plate can rotate around the second flip plate to be opened and closed.

[0010] In one embodiment, movable columns are embedded in the upper mold and the lower mold, and a molding module is slidably connected between the movable columns. The molding module provides a model framework during the shell injection molding process.

[0011] In one of the embodiments, movable grooves are respectively provided at the upper and lower ends of the molding module, and the movable column can move up and down in the movable groove. Card slots are provided on both sides of the movable groove, and a card plate is slidably connected in the card slot. The card plate is fixedly connected to the bottom of the movable column and can limit the detachment of the movable column.

[0012] In one of the embodiments, a movable spring is fixedly connected to the bottom of the movable column and the bottom of the movable groove. The movable spring provides up and down displacement power to the movable column. A fixing buckle device is arranged inside the movable spring. A first hook is arranged at a position corresponding to the fixing buckle device. The first hook is fixedly connected to the bottom of the movable column. The first hook and the fixing buckle device can limit the position of the movable column, thereby installing and disassembling the molding module.

[0013] In one embodiment, the fixing buckle device includes a fixing plate and a sliding plate, and two sliding springs are fixedly connected between the fixing plate and the sliding plate.

[0014] In one of the embodiments, a second hook is fixedly connected to the top of the sliding plate, and the movable column is provided with a limit and movable state through the engagement and separation of the first hook and the second hook. A fixed rod is fixedly connected to one side of the bottom of the second hook, and a sliding ball is provided at the other end of the fixed rod. The position of the sliding ball is set to be directly below the first hook. When the first hook moves downward, the sliding ball is squeezed to make the second hook move to one side, thereby achieving a separation effect.

[0015] In one of the embodiments, a T-shaped rod is disposed at the bottom of the sliding disk and fixedly connected thereto, a slide plate is embedded in the T-shaped rod and slidably connected thereto, a T-shaped slot is disposed inside the slide plate, the T-shaped rod can slide in the T-shaped slot, a fixed plate is disposed at the bottom of the fixed disk, and the fixed plate and the slide plate are both fixedly connected to the bottom of the movable slot.

[0016] Compared with the prior art, the projector housing injection molding mold of the utility model has the following advantages:

[0017] 1. It can efficiently complete the injection molding process of the projector shell and cool it after injection molding to achieve a one-time molding effect.

[0018] 2. After the injection molding is completed, the mold can be quickly disassembled and installed, so as to quickly enter the next process. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0020] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the cooling system structure of the utility model;

[0022] Figure 3 This is a schematic diagram of the structure of the first flip plate and the second flip plate of the utility model;

[0023] Figure 4 This is a schematic diagram of the molding die structure of the utility model;

[0024] Figure 5 It is a schematic diagram of the anatomical structure of the molding die of the utility model;

[0025] Figure 6 This is a schematic diagram of the movable slot structure of the utility model;

[0026] Figure 7 This is a schematic diagram of the internal structure of the forming mold of the utility model;

[0027] Figure 8 This is a structural schematic diagram of the fixing buckle device of the utility model;

[0028] Fig. 9 This is a schematic diagram of the T-bar structure of the utility model.

[0029] In the attached figure:

[0030] 1. Base plate; 2. Lower mold; 3. Lower template; 4. Upper template; 5. Upper mold; 6. Cooling system; 7. Air duct; 8. Injection molding plate; 9. Pressure rod; 10. External tube; 11. Injection molding tube; 12. Connecting tube; 13. First flip plate; 14. Second flip plate; 15. Motor; 16. Connecting rod; 17. Bearing; 18. Fan blade; 19. Fan frame; 20. Loose-leaf rod; 21. Loose-leaf axis; 22. Active column; 23. Molding module; 24. Active spring; 25. Fixing buckle device; 26. First hook; 27. Card slot; 28. Active slot; 29. ​​Card plate; 30. Second hook; 31. Fixed plate; 32. Sliding plate; 33. Slide plate; 34. T-slot; 35. Sliding spring; 36. Fixed plate; 37. Sliding ball; 38. Fixed rod; 39. T-rod. DETAILED DESCRIPTION

[0031] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0032] exist Figure 1-9 In the illustrated embodiment, the utility model provides a technical solution: a projector housing injection molding mold, comprising a substrate 1, a lower mold 2 is fixedly connected to the top center of the substrate 1, a lower mold plate 3 is fixedly connected to the top of the lower mold 2, an upper mold plate 4 is arranged on the top of the lower mold plate 3 and is rotatably connected, an upper mold 5 is fixedly connected to the top of the upper mold plate 4, the upper mold 5, the upper mold plate 4, the lower mold 2, and the lower mold plate 3 are combined into an injection molding model framework, a connecting pipe 12 and an air duct 7 are respectively passed through and connected to the top of the upper mold 5, a cooling system 6 is arranged at the other end of the air duct 7, the cooling system 6 is mainly used to cool the model after the injection molding is completed to ensure high molding efficiency, an injection molding tube 11 is arranged and connected to the other end of the connecting tube 12, an injection molding plate 8 is slidably connected to the inside of the injection molding tube 11, an external pipe 10 is passed through and connected to one end of the injection molding plate 8, the external pipe 10 is connected to the external injection molding material, and the material can be pressed into the model framework, a pressure rod 9 is fixedly connected to the top center of the injection molding plate 8, and the pressure rod 9 provides downward pressing power.

[0033] In actual application, compared with the existing projector shell injection molding mold, the cooling system 6 includes a fan frame 19, which is connected to the upper mold 5 through the air duct 7. The outer top of the fan frame 19 is fixedly connected to the motor 15, and the motor 15 provides power. The internal rotation of the fan frame 19 is connected to the bearing 17, and six connecting rods 16 are evenly fixedly connected to the bearing 17. The other end of each connecting rod 16 is fixedly connected to the fan blade 18. The rotation of the fan blade 18 on the bearing 17 generates cooling wind to cool the model.

[0034] Furthermore, the same side of the upper template 4 and the lower template 3 are respectively fixedly connected with the first flip plate 13 and the second flip plate 14, one side of the first flip plate 13 is fixedly connected with the loose-leaf rod 20, and the same side of the second flip plate 14 is fixedly connected with the loose-leaf axis 21, and the loose-leaf rod 20 is rotatably connected inside the loose-leaf axis 21, so that the first flip plate 13 can be rotated around the second flip plate 14 to be opened and closed.

[0035] exist Figure 2-9 In the illustrated embodiment, movable columns 22 are embedded in the upper mold 5 and the lower mold 2 , and molding modules 23 are slidably connected between the movable columns 22 . The molding modules 23 provide a model framework during the shell injection molding process.

[0036] In some embodiments, movable grooves 28 are respectively provided at the upper and lower ends of the molding module 23, and the movable column 22 can move up and down in the movable groove 28. Card slots 27 are provided on both sides of the movable groove 28, and a card plate 29 is slidably connected in the card slot 27. The card plate 29 is fixedly connected to the bottom of the movable column 22, and can limit the detachment of the movable column 22. The bottom of the movable column 22 and the bottom of the movable groove 28 are fixedly connected with a movable spring 24. The movable spring 24 provides up and down displacement power for the movable column 22. A fixing buckle device 25 is provided inside the movable spring 24, and a first hook 26 is provided at a position corresponding to the fixing buckle device 25. The first hook 26 is fixedly connected to the bottom of the movable column 22. The first hook 26 and the fixing buckle device 25 can limit the position of the movable column 22, thereby installing and disassembling the molding module 23.

[0037] Furthermore, the fixing buckle device 25 includes a fixed plate 31 and a sliding plate 32, two sliding springs 35 are fixedly connected between the fixed plate 31 and the sliding plate 32, a second hook 30 is fixedly connected to the top of the sliding plate 32, and the movable column 22 is provided with a limit and movable state through the engagement and separation of the first hook 26 and the second hook 30, a fixing rod 38 is fixedly connected to one side of the bottom of the second hook 30, and a sliding ball 37 is arranged at the other end of the fixing rod 38, and the position of the sliding ball 37 is set just below the first hook 26. When the first hook 26 moves downward, the sliding ball 37 is squeezed to make the second hook 30 move to one side to achieve the separation effect, a T-bar 39 is arranged and fixedly connected to the bottom of the sliding plate 32, and a slide plate 33 is embedded in and slidably connected to the T-bar 39, and a T-slot 34 is arranged inside the slide plate 33, and the T-slot 34 is arranged inside the slide plate 33, and the T-bar 39 can slide in the T-slot 34, and a fixing plate 36 is arranged at the bottom of the fixed plate 31, and the fixing plate 36 and the slide plate 33 are both fixedly connected to the bottom of the movable slot 28.

[0038] The specific working principle of the utility model is described in detail below: the external pipe 10 is connected to the injection material, and the pressure rod 9 is pressed. Under the action of the injection plate 8, the injection material enters the upper template 4, the lower template 3, and the lower mold 2 from the upper mold 5, thereby forming a preliminary model, and the motor 15 is started, and the fan blade 18 rotates to cool the model. After the cooling is completed, the upper template 4 is turned over, and the first flip plate 13 rotates around the second flip plate 14 under the action of the hinge rod 20 to open the model. At this time, the molding template is pressed down, the active column 22 is squeezed under the action of the active spring 24, and the card rod slides to the inner side of the card slot 27, and the first hook 26 The second hook 30 is contacted and squeezed to form a buckled state, and the movable column 22 leaves the upper mold 5 and the lower mold 2, and the model is taken out. When working, the movable column 22 is squeezed again, and the first hook 26 contacts and squeezes the sliding ball 37. The sliding ball 37 applies lateral pressure, so that the second hook 30 and the sliding plate 32 move slowly under the action of the slide plate 33, and the movable column 22 is released. Under the action of the movable spring 24, the movable column 22 bounces outward and is embedded in the lower mold 2 and the upper mold 5. Under the action of the sliding spring 35, the sliding plate 32 gradually returns to its original position and buckles the first flip plate 13 again to perform the next injection molding work.

[0039] In summary, the utility model provides a projector shell injection molding mold, which can form an injection mold in one time, and the injection molding process is highly efficient, and the next process can be quickly entered after completion.

[0040] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A projector housing injection molding mold, comprising a substrate (1), characterized in that: The top center of the substrate (1) is fixedly connected to a lower mold (2), the top of the lower mold (2) is fixedly connected to a lower template (3), the top of the lower template (3) is provided with and rotatably connected to an upper template (4), the top of the upper template (4) is fixedly connected to an upper mold (5), the top of the upper mold (5) is respectively passed through and connected to a connecting pipe (12) and an air duct (7), and the other end of the air duct (7) is provided with a cooling system (6).

2. The projector housing injection molding mold according to claim 1, characterized in that: The other end of the connecting tube (12) is provided with and connected to an injection tube (11), the interior of the injection tube (11) is slidably connected to an injection plate (8), one end of the injection plate (8) passes through and is connected to an external tube (10), and the top center of the injection plate (8) is fixedly connected to a pressure rod (9).

3. The projector housing injection molding mold according to claim 1, characterized in that: The cooling system (6) comprises a fan frame (19), wherein the fan frame (19) is connected to the upper mold (5) via the air duct (7), a motor (15) is fixedly connected to the outer top of the fan frame (19), a bearing (17) is rotatably connected to the inside of the fan frame (19), six connecting rods (16) are evenly and fixedly connected to the bearing (17), and a fan blade (18) is fixedly connected to the other end of each connecting rod (16).

4. The projector housing injection molding mold according to claim 1, characterized in that: The upper template (4) and the lower template (3) are fixedly connected to the first flip plate (13) and the second flip plate (14) on the same side, respectively; the first flip plate (13) is fixedly connected to a hinge rod (20) on one side; the second flip plate (14) is fixedly connected to a hinge shaft (21) on the same side; the hinge rod (20) is rotatably connected to the inside of the hinge shaft (21).

5. The projector housing injection molding mold according to claim 1, characterized in that: The upper mold (5) and the lower mold (2) are both embedded with movable columns (22), and a molding module (23) is slidably connected between the movable columns (22).

6. The projector housing injection molding mold according to claim 5, characterized in that: The upper and lower ends of the molding module (23) are respectively provided with movable grooves (28), and both sides of the movable groove (28) are provided with clamping grooves (27), and a clamping plate (29) is slidably connected in the clamping groove (27), and the clamping plate (29) is fixedly connected to the bottom of the movable column (22).

7. The projector housing injection molding mold according to claim 6, characterized in that: A movable spring (24) is fixedly connected to the bottom of the movable column (22) and the bottom of the movable groove (28); a fixing buckle device (25) is arranged inside the movable spring (24); a first hook (26) is arranged at a position corresponding to the fixing buckle device (25); and the first hook (26) is fixedly connected to the bottom of the movable column (22).

8. The injection molding die for a projector housing according to claim 7, characterized in that: The fixing buckle device (25) comprises a fixing plate (31) and a sliding plate (32), and two sliding springs (35) are fixedly connected between the fixing plate (31) and the sliding plate (32).

9. The injection molding die for a projector housing according to claim 8, characterized in that: The top of the sliding plate (32) is fixedly connected to a second hook (30), one side of the bottom of the second hook (30) is fixedly connected to a fixed rod (38), the other end of the fixed rod (38) is provided with a sliding ball (37), and the position of the sliding ball (37) is set directly below the first hook (26).

10. The injection molding die for a projector housing according to claim 8, characterized in that: A T-shaped rod (39) is arranged at the bottom of the sliding plate (32) and is fixedly connected thereto. A slide plate (33) is embedded in and slidably connected to the T-shaped rod (39). A T-shaped groove (34) is arranged inside the slide plate (33). A fixed plate (36) is arranged at the bottom of the fixed plate (31). Both the fixed plate (36) and the slide plate (33) are fixedly connected to the bottom of the movable groove (28).

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