Earphone shell forming equipment for earphone processing

Abstract

The utility model discloses earphone shell forming equipment for earphone processing, which relates to the technical field of injection molding equipment, and comprises a workbench, a lower module is fixedly connected above the workbench, a lower mold cavity is arranged above the lower module, the output end of a motor is fixedly connected with a fan blade, and the fan blade is fixedly connected with an output end of the motor. A cooling device is arranged on one side of the lower die block, an air cylinder is fixedly connected to the lower portion of the portal frame, an upper die block is fixedly connected to the output end of the air cylinder, an upper die cavity is formed in the lower portion of the upper die block, sliding grooves are formed in the two sides of the portal frame, and sliding blocks are slidably connected into the sliding grooves. The opposite faces of the sliding blocks are fixedly connected with connecting rods. By arranging the lower module, the upper module and the connecting rod, injection molding of the earphone shell is conveniently achieved, and the product molding precision is improved; and the fan blades and the cooling device are arranged, so that the earphone shell subjected to injection molding can be cooled, demolding of the earphone shell is facilitated, and meanwhile, the product quality is guaranteed.

Description

Technical Field

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

[0002] The headphone shell refers to the outer shell used to accommodate the internal electronic components and drive unit of the headphone. It is one of the important components of the headphone. The headphone shell not only protects the internal components, but also has an important impact on the appearance, wearing comfort and sound quality of the headphone. In the headphone manufacturing industry, the molding process of the headphone shell is a crucial step, which directly affects the quality and appearance of the headphone.

[0003] Traditional earphone shell molding equipment usually uses an injection molding machine to injection mold the earphone shell, but the injection molding machine has problems such as low efficiency, low molding precision, and insufficient cooling efficiency. These problems limit the improvement of production efficiency and product quality. Therefore, we need an earphone shell molding equipment for earphone processing. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an earphone shell molding device for earphone processing. By setting a lower module, an upper module and a connecting rod, it is convenient to realize injection molding of the earphone shell and improve the product molding accuracy. Fan blades and a cooling device are provided to cool the injection-molded earphone shell, which facilitates the demolding of the earphone shell and ensures the product quality.

[0005] The utility model also provides an earphone shell molding device for earphone processing, comprising: a workbench, a lower module is fixedly connected to the top of the workbench, a lower mold cavity is arranged above the lower module, a cooling cavity is arranged at the bottom of the lower module, a motor is fixedly connected to the bottom of the cooling cavity, a fan blade is fixedly connected to the output end of the motor, a cooling device is arranged on one side of the lower module, a gantry is fixedly connected to the top of the workbench, a cylinder is fixedly connected to the bottom of the gantry, an upper module is fixedly connected to the output end of the cylinder, an upper mold cavity is arranged below the upper module, an injection tube is arranged above the upper module, slide grooves are arranged on both sides of the gantry, a slider is slidably connected inside the slide groove, and a connecting rod is fixedly connected to the opposite side of the slider. By arranging the lower module, the upper module and the connecting rod, it is convenient to realize the injection molding of the earphone shell and improve the molding accuracy of the product; the fan blades and the cooling device are arranged, which can cool the injection-molded earphone shell, facilitate the demoulding of the earphone shell, and ensure the product quality.

[0006] According to the earphone shell molding equipment for earphone processing, the cooling device includes a cooling box fixedly connected to one side of the lower module and located above the workbench, the inner wall of the cooling box is provided with a plurality of semiconductor cooling plates, one side of the cooling box is fixedly connected to a pump body, the output end of the pump body is fixedly connected to a cooling pipe, and the end of the cooling pipe away from the pump body is fixedly connected to a return pipe.

[0007] According to the earphone shell forming device for earphone processing, the cooling tube is in the shape of a bolt, and the cooling tube runs through one side of the cooling cavity, and the cooling tube is located above the fan blades.

[0008] According to the earphone shell molding device for earphone processing, one end of the return pipe away from the pump body is fixedly connected to one side of the cooling box.

[0009] According to the earphone shell molding device for earphone processing, the ends of the connecting rods away from the slider are fixedly connected to the two sides of the upper module.

[0010] According to the earphone shell molding equipment for earphone processing, the injection tube runs through one side of the upper mold cavity.

[0011] According to the earphone shell molding equipment for earphone processing, four support columns are fixedly connected below the workbench, and the four support columns are symmetrically arranged.

[0012] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0014] Figure 1 This is a three-dimensional diagram of the front view of an earphone shell molding device for earphone processing of the utility model;

[0015] Figure 2 This is a stereoscopic view from the side of an earphone shell molding device for earphone processing according to the utility model;

[0016] Figure 3 It is a three-dimensional view of the cross section of the lower module of an earphone shell molding device for earphone processing of the utility model;

[0017] Figure 4 The utility model is an overall front view of the structure of an earphone shell forming device for earphone processing.

[0018] Legend:

[0019] 1. Workbench; 2. Lower module; 3. Lower mold cavity; 4. Cooling cavity; 5. Motor; 6. Fan blade; 7. Cooling device; 8. Gantry; 9. Cylinder; 10. Upper module; 11. Upper mold cavity; 12. Injection tube; 13. Slide; 14. Slider; 15. Connecting rod; 701. Cooling box; 702. Semiconductor cooling sheet; 703. Pump body; 704. Refrigeration pipe; 705. Reflux pipe; 101. Support column. DETAILED DESCRIPTION

[0020] This section will describe in detail the specific embodiments of the utility model. The preferred embodiments of the utility model are shown in the accompanying drawings. The purpose of the accompanying drawings is to supplement the description of the text part of the specification with graphics, so that people can intuitively and vividly understand each technical feature and the overall technical solution of the utility model, but it cannot be understood as a limitation on the protection scope of the utility model.

[0021] Reference Figure 1-4 The present invention provides an earphone shell molding device for earphone processing, which comprises: a workbench 1, four support columns 101 are fixedly connected to the bottom of the workbench 1, and the four support columns 101 are symmetrically arranged, a lower module 2 is fixedly connected to the top of the workbench 1, a lower mold cavity 3 is arranged above the lower module 2, a cooling cavity 4 is arranged at the bottom of the lower module 2, a motor 5 is fixedly connected to the bottom of the cooling cavity 4, a fan blade 6 is fixedly connected to the output end of the motor 5, a cooling device 7 is arranged on one side of the lower module 2, and a lower mold cavity 3 is arranged above the lower module 2. A gantry 8 is connected, a cylinder 9 is fixedly connected to the bottom of the gantry 8, an upper module 10 is fixedly connected to the output end of the cylinder 9, an upper mold cavity 11 is arranged below the upper module 10, an injection tube 12 is arranged above the upper module 10, the injection tube 12 runs through one side of the upper mold cavity 11, slide grooves 13 are arranged on both sides of the gantry 8, a slider 14 is slidably connected inside the slide groove 13, a connecting rod 15 is fixedly connected to the opposite side of the slider 14, and the end of the connecting rod 15 away from the slider 14 is fixedly connected to the two sides of the upper module 10.

[0022] The cooling device 7 includes a cooling box 701 fixedly connected to one side of the lower module 2 and located above the workbench 1, and the inner wall of the cooling box 701 is provided with a plurality of semiconductor cooling sheets 702, and a pump body 703 is fixedly connected to one side of the cooling box 701, and a cooling pipe 704 is fixedly connected to the output end of the pump body 703, and the cooling pipe 704 is in the shape of a bolt, and the cooling pipe 704 runs through one side of the cooling chamber 4, and the cooling pipe 704 is located above the fan blade 6, and the end of the cooling pipe 704 away from the pump body 703 is fixedly connected to a return pipe 705, and the end of the return pipe 705 away from the pump body 703 is fixedly connected to one side of the cooling box 701. By providing the lower module 2, the upper module 10 and the connecting rod 15, it is convenient to realize the injection molding of the earphone shell and improve the product molding accuracy; by providing the fan blade 6 and the cooling device 7, the injection molded earphone shell can be cooled, which is convenient for demoulding of the earphone shell and ensures the product quality.

[0023] Working principle: When using for the first time, move the device to the specified position and fix it. Start the cylinder 9 to output the upper module 10 to cover the lower module 2. During the descent of the upper module 10, the slider 14 and the connecting rod 15 enable the upper module 10 to move up and down and position smoothly, ensuring that the upper module 10 accurately covers the lower module 2. After the lower mold cavity 3 and the upper mold cavity 11 form a mold cavity, the molten plastic material is injected into the mold cavity through the injection tube 12 to form an earphone shell. At this time, the motor 5 can be started to output the fan blades 6 to generate airflow for cooling the mold cavity. At the same time, the pump body 703 draws water from the cooling box 701 and outputs it to the refrigeration pipe 704. The water circulating through the refrigeration pipe 704 cooperates with the airflow generated by the fan blades 6 to further enhance the cooling effect of the mold cavity, thereby facilitating the demolding of the earphone shell.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. An earphone shell molding device for earphone processing, comprising: A workbench (1), characterized in that a lower module (2) is fixedly connected to the top of the workbench (1), a lower mold cavity (3) is arranged above the lower module (2), a cooling cavity (4) is arranged at the bottom of the lower module (2), a motor (5) is fixedly connected to the bottom of the cooling cavity (4), a fan blade (6) is fixedly connected to the output end of the motor (5), a cooling device (7) is arranged on one side of the lower module (2), a gantry (8) is fixedly connected to the top of the workbench (1), and a cooling device (7) is arranged on the side of the lower module (2). ), a cylinder (9) is fixedly connected to the bottom of the gantry (8), an upper module (10) is fixedly connected to the output end of the cylinder (9), an upper mold cavity (11) is arranged below the upper module (10), an injection tube (12) is arranged above the upper module (10), slide grooves (13) are arranged on both sides of the gantry (8), a slider (14) is slidably connected inside the slide groove (13), and a connecting rod (15) is fixedly connected to the opposite side of the slider (14).

2. The earphone shell molding device for earphone processing according to claim 1, characterized in that: The cooling device (7) comprises a cooling box (701) fixedly connected to one side of the lower module (2) and located above the workbench (1); a plurality of semiconductor cooling plates (702) are arranged on the inner wall of the cooling box (701); a pump body (703) is fixedly connected to one side of the cooling box (701); a cooling pipe (704) is fixedly connected to the output end of the pump body (703); and a return pipe (705) is fixedly connected to one end of the cooling pipe (704) away from the pump body (703).

3. The earphone shell forming device for earphone processing according to claim 2, characterized in that: The cooling tube (704) is in the shape of a bolt, and the cooling tube (704) runs through one side of the cooling cavity (4). Furthermore, the cooling tube (704) is located above the fan blade (6).

4. The earphone shell forming device for earphone processing according to claim 2, characterized in that: One end of the return pipe (705) away from the pump body (703) is fixedly connected to one side of the cooling box (701).

5. The earphone shell molding device for earphone processing according to claim 1, characterized in that: One end of the connecting rod (15) away from the sliding block (14) is fixedly connected to both sides of the upper module (10).

6. The earphone shell molding device for earphone processing according to claim 1, characterized in that: The injection tube (12) passes through one side of the upper mold cavity (11).

7. The earphone shell molding device for earphone processing according to claim 1, characterized in that: Four support columns (101) are fixedly connected below the workbench (1), and the four support columns (101) are symmetrically arranged.

Images