Earphone shell forming punching machine for earphone processing

Abstract

The utility model relates to the technical field of punching machines, in particular to an earphone shell forming punching machine for earphone processing, which is characterized in that a finished product on a lower die is ejected out through the matching of an ejector rod, a pressing rod and two second springs, so that the finished product is prevented from being manually buckled out by a worker, the working efficiency is improved, the labor intensity of the worker is reduced, and the production cost is reduced. The safety risk is reduced, and the practicability is high; a U-shaped plate is fixedly installed on the workbench, a machining device is arranged on the U-shaped plate, a pressing plate is fixedly installed at the bottom end of the machining device, a lower die is placed at the top end of the workbench and connected with the workbench through four bolts, an ejection hole is formed in the lower die, and a disassembling and assembling mechanism is arranged on the pressing plate and comprises an upper die. Two T-shaped blocks are symmetrically and fixedly installed on the upper die, two T-shaped grooves are symmetrically formed in the pressing plate, the two T-shaped blocks are connected with the two T-shaped grooves in a sliding mode respectively, and an installation plate is fixedly installed on the pressing plate.

Description

Technical Field

[0001] The utility model relates to the technical field of punching machines, in particular to an earphone shell forming punching machine for earphone processing. Background Art

[0002] A punch press is a stamping press. Compared with traditional machining, the stamping process has the advantages of saving materials and energy, high efficiency, low technical requirements for operators, and the ability to produce products that cannot be produced by machining through various mold applications. Therefore, its use is becoming more and more extensive. Stamping production is mainly for sheet metal. Through the mold, blanking, punching, forming, drawing, trimming, fine blanking, shaping, riveting and extrusion can be made, which are widely used in various fields.

[0003] In the process of earphone processing, a punch press is required for the production of mobile phone shells. During the use of the existing punch press, the molded model will be left on the mold on the processing table, and the molded model needs to be manually removed, which not only affects the processing efficiency, but also has certain safety hazards, and is inconvenient to replace different molds. Therefore, an earphone shell molding punch press for earphone processing is needed to improve the above problems. Utility Model Content

[0004] 1. Technical issues to be resolved

[0005] In view of the deficiencies in the prior art, the utility model provides an earphone shell forming punch for earphone processing which is highly practical and can eject the finished product on the lower mold by cooperating with an ejector rod, a pressure rod and two second springs, thereby preventing workers from manually buckling it out, thereby improving work efficiency, reducing the labor intensity of workers, and reducing safety risks.

[0006] (II) Technical solution

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an earphone shell forming punch for earphone processing, comprising a workbench, a U-shaped plate is fixedly installed on the workbench, a processing device is arranged on the U-shaped plate, a pressing plate is fixedly installed on the bottom end of the processing device, a lower mold is placed on the top end of the workbench, the lower mold is connected to the workbench by four bolts, and an ejection hole is opened on the lower mold;

[0008] The pressing plate is provided with a disassembly and assembly mechanism, which includes an upper mold, on which two T-blocks are symmetrically fixedly installed, and on which two T-slots are symmetrically provided. The two T-blocks are respectively slidably connected with the two T-slots, and a mounting plate is fixedly installed on the pressing plate, on which two sliding holes are provided, and on which sliding rods are slidably installed, and the two sliding holes are respectively connected by a baffle plate and a connecting plate, and the two sliding rods are respectively provided with first springs, and the two ends of the two first springs are respectively fixedly connected with the baffle plate and the sliding rod, and a working cavity is provided in the workbench;

[0009] An ejection mechanism is arranged in the working chamber, the ejection mechanism comprises a rotating plate, a connecting shaft is fixedly installed on the working chamber, the rotating plate is rotatably connected to the connecting shaft, an ejection rod and a pressure rod are hinged at both ends of the rotating plate, a telescopic column is fixedly installed at the bottom ends of the ejection rod and the pressure rod, the other ends of the two telescopic columns are fixedly connected to the working chamber, a second spring is sleeved on the two telescopic columns, the two ends of one of the second springs are fixedly connected to the ejection rod and the working chamber, a first through hole and a second through hole are opened on the workbench, the first through hole is communicated with the ejection hole, the ejection rod is slidably connected to the first through hole, and the pressure rod is slidably connected to the second through hole;

[0010] A supporting mechanism is arranged at the bottom end of the workbench for supporting the workbench.

[0011] Preferably, the support mechanism includes four support columns, and the four support columns are symmetrically fixedly installed on the bottom end of the workbench, and the bottom ends of the four support columns are all fixedly installed with a base.

[0012] Furthermore, an auxiliary plate is fixedly mounted on the pressure rod.

[0013] Furthermore, a stabilizing block is fixedly mounted on the workbench, and the pressure rod is slidably connected to the stabilizing block.

[0014] On the basis of the above-mentioned solution, two limit plates are symmetrically fixedly installed on the pressure plate.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides an earphone shell forming punch for earphone processing, which has the following beneficial effects:

[0017] The earphone shell forming punch for earphone processing pulls the connecting plate to make the baffle plate away from the two T-slots, releases the blocking operation of the two T-slots, and slides the two T-blocks to the two T-slots respectively, thereby completing the connection operation of the pressure plate and the upper mold, loosens the connecting plate, and drives the baffle plate to reset operation by the elastic force of the two first springs themselves, thereby blocking the two T-blocks through the two baffle plates, making the upper mold more stable, and drives the upper mold to move through the processing equipment, and performs the die pressing and molding operation with the lower mold, and after the molding is completed, the pressure rod is pressed to make the telescopic column on one side of the pressure rod to retract and retract, so that the second spring is compressed, and then the rotating plate is rotated on the connecting shaft, so that the ejector rod moves upward, and the finished product on the lower mold is ejected by the ejector rod, and the pressure rod is loosened, and the ejector rod and the pressure rod are reset by the elastic force of the two second springs themselves, thereby reducing the labor intensity of the staff, reducing the safety risk, and having high practicality. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the connection between the pressing plate and the mounting plate of the utility model;

[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the connection between the upper mold and the T-block of the utility model;

[0022] Figure 5 It is a structural schematic diagram of the connection between the rotating plate and the ejector rod of the utility model.

[0023] Markings in the attached drawings: 1. workbench; 2. U-shaped plate; 3. processing equipment; 4. pressure plate; 5. upper mold; 6. lower mold; 7. bolt; 8. ejector hole; 9. T-block; 10. mounting plate; 11. baffle; 12. slide bar; 13. connecting plate; 14. first spring; 15. connecting shaft; 16. rotating plate; 17. ejector rod; 18. pressure rod; 19. telescopic column; 20. second spring; 21. support column; 22. base; 23. auxiliary plate; 24. stabilizing block; 25. limit plate. DETAILED DESCRIPTION

[0024] 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.

[0025] Example

[0026] See also Figure 1-3 A headphone shell forming punch for headphone processing includes a workbench 1, a U-shaped plate 2 is fixedly installed on the workbench 1, a processing device 3 is arranged on the U-shaped plate 2, a pressing plate 4 is fixedly installed on the bottom end of the processing device 3, a lower mold 6 is placed on the top of the workbench 1, the lower mold 6 is connected to the workbench 1 by four bolts 7, an ejection hole 8 is opened on the lower mold 6, the upper mold 5 is driven to move by the processing equipment 3, and the film pressing and molding operation is performed in cooperation with the lower mold 6.

[0027] See also Figure 1-4 The pressing plate 4 is provided with a disassembly and assembly mechanism, which includes an upper mold 5, on which two T-blocks 9 are symmetrically fixedly installed, and two T-slots are symmetrically provided on the pressing plate 4, and the two T-blocks 9 are respectively slidably connected with the two T-slots, and a mounting plate 10 is fixedly installed on the pressing plate 4, and two sliding holes are provided on the mounting plate 10, and slide bars 12 are slidably installed on the two sliding holes, and the two ends of the two slide bars 12 are respectively connected by a baffle 11 and a connecting plate 13, and the two slide bars 12 are respectively provided with a first spring 14, and the two first springs 14 are The two ends are fixedly connected with the baffle plate 11 and the slide bar 12 respectively. A working chamber is opened in the workbench 1. By pulling the connecting plate 13, the baffle plate 11 is moved away from the two T-slots to release the blocking operation of the two T-slots. The two T-blocks 9 are slidably connected with the two T-slots respectively, thereby completing the connection operation of the pressure plate 4 and the upper mold 5. The connecting plate 13 is loosened, and the baffle plate 11 is driven to reset by the elastic force of the two first springs 14 themselves, so that the two T-blocks 9 are blocked by the two baffle plates 11, making the upper mold 5 more stable.

[0028] See also Figure 3 and Figure 5An ejection mechanism is provided in the working chamber, and the ejection mechanism includes a rotating plate 16, a connecting shaft 15 is fixedly installed on the working chamber, the rotating plate 16 is rotatably connected to the connecting shaft 15, and an ejection rod 17 and a pressure rod 18 are respectively hinged at both ends of the rotating plate 16, and a telescopic column 19 is fixedly installed at the bottom ends of the ejection rod 17 and the pressure rod 18, and the other ends of the two telescopic columns 19 are fixedly connected to the working chamber, and the two telescopic columns 19 are both equipped with a second spring 20, and the two ends of one of the second springs 20 are respectively fixedly connected to the ejection rod 17 and the working chamber, and a first through hole and a second through hole are opened on the workbench 1 The first through hole is connected to the ejection hole 8, the ejector rod 17 is slidably connected to the first through hole, and the pressure rod 18 is slidably connected to the second through hole. After the molding is completed, by pressing the pressure rod 18, the telescopic column 19 on one side of the pressure rod 18 is telescoped, and the second spring 20 is compressed, and then the rotating plate 16 is rotated on the connecting shaft 15, so that the ejector rod 17 moves upward, and the finished product on the lower mold 6 is ejected by the ejector rod 17, and the pressure rod 18 is released. The elastic force of the two second springs 20 resets the ejector rod 17 and the pressure rod 18.

[0029] See also Figure 1-3 A supporting mechanism is provided at the bottom end of the workbench 1 for supporting the workbench 1. The supporting mechanism includes four supporting columns 21. The four supporting columns 21 are symmetrically fixedly installed at the bottom end of the workbench 1. A base 22 is fixedly installed at the bottom end of the four supporting columns 21. The workbench 1 is supported by the installation of the four supporting columns 21 and the four bases 22.

[0030] See also Figure 1 , Figure 3 and Figure 5 An auxiliary plate 23 is fixedly mounted on the pressure rod 18 , and the arrangement of the auxiliary plate 23 facilitates pressing the pressure rod 18 .

[0031] See also Figure 1 , Figure 3 and Figure 5 It should also be noted that a stabilizing block 24 is fixedly mounted on the workbench 1 , and the pressure rod 18 is slidably connected to the stabilizing block 24 . The arrangement of the stabilizing block 24 makes the pressure rod 18 more stable.

[0032] See also Figure 1 and Figure 3 Two limit plates 25 are symmetrically fixedly installed on the pressing plate 4, and the installation of the two limit plates 25 facilitates the limiting operation of the two T-blocks 9.

[0033] In summary, when the earphone shell forming punching machine for earphone processing is used, the connection plate 13 is pulled to make the baffle plate 11 away from the two T-slots, the shielding operation of the two T-slots is released, and the two T-blocks 9 are respectively slidably connected with the two T-slots, thereby completing the connection operation of the pressing plate 4 and the upper mold 5, and the connection plate 13 is loosened, and the baffle plate 11 is driven to reset by the elastic force of the two first springs 14, so that the two baffle plates 11 shield the two T-blocks 9, making the upper mold 5 more stable, and the upper mold 5 is driven to move by the processing equipment 3. The upper mold 5 and the lower mold 6 cooperate to perform the film forming operation. After the forming is completed, the pressure rod 18 is pressed by the auxiliary plate 23, so that the telescopic column 19 on one side of the pressure rod 18 is telescoped, and the second spring 20 is compressed, and then the rotating plate 16 is rotated on the connecting shaft 15, so that the ejector rod 17 moves upward, and the finished product on the lower mold 6 is ejected by the ejector rod 17, and the pressure rod 18 is released. The ejector rod 17 and the pressure rod 18 are reset by the elastic force of the two second springs 20 themselves.

[0034] 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. An earphone shell forming punching machine for earphone processing, comprising a workbench (1), characterized in that: A U-shaped plate (2) is fixedly mounted on the workbench (1), a processing device (3) is arranged on the U-shaped plate (2), a pressing plate (4) is fixedly mounted on the bottom end of the processing device (3), a lower mold (6) is placed on the top end of the workbench (1), the lower mold (6) is connected to the workbench (1) by four bolts (7), and an ejection hole (8) is opened on the lower mold (6); A disassembly and assembly mechanism is arranged on the pressing plate (4), and the disassembly and assembly mechanism comprises an upper mold (5), two T-shaped blocks (9) are symmetrically fixedly installed on the upper mold (5), two T-shaped slots are symmetrically provided on the pressing plate (4), the two T-shaped blocks (9) are respectively slidably connected to the two T-shaped slots, a mounting plate (10) is fixedly installed on the pressing plate (4), two sliding holes are provided on the mounting plate (10), sliding rods (12) are slidably installed on the two sliding holes, the two sliding rods (12) are respectively connected at both ends by a baffle (11) and a connecting plate (13), the two sliding rods (12) are respectively sleeved with a first spring (14), the two ends of the two first springs (14) are respectively fixedly connected to the baffle (11) and the sliding rod (12), and a working chamber is provided in the workbench (1); An ejection mechanism is arranged in the working chamber, the ejection mechanism comprises a rotating plate (16), a connecting shaft (15) is fixedly installed on the working chamber, the rotating plate (16) is rotatably connected to the connecting shaft (15), an ejection rod (17) and a pressure rod (18) are respectively hinged at both ends of the rotating plate (16), a telescopic column (19) is fixedly installed at the bottom ends of the ejection rod (17) and the pressure rod (18), the other ends of the two telescopic columns (19) are fixedly connected to the working chamber, and a second spring (20) is mounted on the two telescopic columns (19), the two ends of one of the second springs (20) are respectively fixedly connected to the ejection rod (17) and the working chamber, a first through hole and a second through hole are opened on the workbench (1), the first through hole is connected to the ejection hole (8), the ejection rod (17) is slidably connected to the first through hole, and the pressure rod (18) is slidably connected to the second through hole; A supporting mechanism is provided at the bottom end of the workbench (1) for supporting the workbench (1).

2. The earphone shell forming punching machine for earphone processing according to claim 1, characterized in that: The support mechanism comprises four support columns (21), the four support columns (21) are symmetrically fixedly mounted on the bottom end of the workbench (1), and the bottom ends of the four support columns (21) are all fixedly mounted with bases (22).

3. The earphone shell forming punching machine for earphone processing according to claim 2, characterized in that: An auxiliary plate (23) is fixedly mounted on the pressure rod (18).

4. The earphone shell forming punching machine for earphone processing according to claim 3, characterized in that: A stabilizing block (24) is fixedly mounted on the workbench (1), and the pressure rod (18) is slidably connected to the stabilizing block (24).

5. The earphone shell forming punching machine for earphone processing according to claim 4, characterized in that: Two limit plates (25) are symmetrically fixedly mounted on the pressing plate (4).

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