Device for simultaneously bending two sides of sheet metal part

Abstract

The utility model relates to the technical field of bending devices, in particular to a device for simultaneously bending two sides of a metal plate part, which comprises a bending machine, a position adjusting part, a bending part and an angle adjusting part, a third power source and a fourth power source are used for positioning a metal plate to be bent, and the bending position is ensured to be accurate; in the bending process, the bending die tightly extrudes the surface of the metal plate all the time, constant pressure is provided for the metal plate, the metal plate bending process is stable, and the defects that bending is accelerated suddenly, and the metal plate is scratched and damaged are overcome. According to different bending angles, the sliding direction and distance of the second sliding block are determined, the bending size of a metal plate is adjusted, the bending angle reaches the standard, the product quality is guaranteed, when the device is used, the device is placed at a proper position, a foundation does not need to be specially treated, the time cost and the economic cost are reduced, and the device is in bilateral symmetry and convenient to use. The two sides of the to-be-bent metal plate can be bent at the same time, the machining time is short, and the bending efficiency is high.

Description

Technical Field

[0001] The utility model relates to the technical field of bending devices, in particular to a device for simultaneously bending both sides of a sheet metal part. Background Art

[0002] Sheet metal processing is a comprehensive cold working process for thin metal sheets (usually under 6mm). It includes shearing, punching, cutting, laminating, folding, riveting, splicing, and forming (such as automobile bodies). Its most notable characteristic is the consistent thickness of each part. Sheet metal boasts light weight, high strength, electrical conductivity (suitable for electromagnetic shielding), low cost, and good mass production performance. It is widely used in electronics, communications, the automotive industry, medical devices, and other fields. For example, sheet metal is an essential component in computer cases, mobile phones, and MP3 players. With its increasing application, sheet metal design has become a crucial part of the product development process. Mechanical engineers must master sheet metal design techniques to ensure that the designed sheet metal meets the product's functional and aesthetic requirements while also simplifying and cost-effectively manufacturing stamping dies.

[0003] During the processing of home appliance production, sheet metal needs to be bent. However, when using the box bending mold on the existing market for bending, both sides of the sheet metal cannot be bent at the same time, the processing time is long, and the bending efficiency is low. Utility Model Content

[0004] The main purpose of the utility model is to provide a device for simultaneously bending both sides of a sheet metal part, so as to solve the problems in the related art that both sides of the sheet metal cannot be bent simultaneously, the processing time is long, and the bending efficiency is low.

[0005] To achieve the above-mentioned object, according to one aspect of the present invention, a device for simultaneously bending both sides of a sheet metal part is provided, comprising: a bending machine, wherein the bending machine comprises a base and a body, wherein the body has two bodies, which are respectively located at both ends of the upper surface of the base and arranged facing each other, and a working area is provided between the two bodies for placing the sheet metal to be bent;

[0006] A positioning part, the positioning part includes a third power source and a fourth power source, the third power source pushes the sheet metal to be bent in the front-to-back direction, and the fourth power source pushes the sheet metal to be bent in the left-to-right direction;

[0007] The bending part includes an upper bracket, an extrusion part and a rotating part. The upper bracket provides support for the extrusion part and the rotating part. The extrusion part can move up and down and press the sheet metal to be bent. The rotating part bends the sheet metal to be bent when it rotates.

[0008] The angle adjustment part includes a No. 5 power source, a base and a transmission part. The base provides support for the No. 5 power source and the transmission part. The lower surface of the base is fixedly connected to the upper surface of the base, and the upper surface is fixedly connected to the lower surface of the upper bracket. The No. 5 power source is fixedly arranged inside the base and is used to drive the transmission part to move left and right. The transmission part can drive the bending part to move.

[0009] Furthermore, the extrusion part includes a power source No. 1, a slider No. 1, a bending mold, an upper mold base and a guide rail No. 1. The power source No. 1 is fixed on the upper bracket, the slider No. 1 is fixedly connected to the power source No. 1, and the power source No. 1 drives the slider No. 1 to slide up and down along the guide rail No. 1.

[0010] Furthermore, the upper mold base is fixedly connected to the No. 1 slider, and the bending mold is rotatably connected to the upper mold base.

[0011] Furthermore, the rotating part includes a rotating shaft and a second power source, the second power source is fixed on the upper bracket, and the second power source drives the bending mold to rotate around the rotating shaft.

[0012] Furthermore, the rotating shaft is transversely arranged at the front middle part of the upper bracket, and the rotating shaft is rotatably connected to the upper bracket.

[0013] Furthermore, the transmission part includes a No. 2 slider, a No. 2 guide rail, a synchronous pulley and a synchronous belt sleeved on the outer ring of the synchronous pulley. The No. 5 power source drives the synchronous pulley to rotate, and the synchronous pulley drives the synchronous belt to rotate.

[0014] Furthermore, the synchronous belt is fixedly connected to the No. 2 slider, and the No. 2 slider can slide left and right along the No. 2 guide rail. The bottom surface of the upper bracket is fixedly connected to the top surface of the No. 2 slider, and the No. 2 slider can drive the upper bracket to move left and right along the No. 2 guide rail.

[0015] Compared with the prior art, the present invention has the following beneficial effects: the No. 3 power source and the No. 4 power source are used to position the sheet metal to be bent, ensuring that the bending position is accurate; during the bending process, the bending die is always tightly squeezed on the surface of the sheet metal, providing a constant pressure for the sheet metal, making the sheet metal bending process stable, and will not suddenly accelerate the bending, causing defects such as scratches and breakages on the sheet metal; according to different bending angles, the sliding direction and distance of the No. 2 slider are determined, and the bending size of the sheet metal is adjusted to make the bending angle meet the standard and ensure product quality. When in use, the device is placed in a suitable position, and no special treatment of the foundation is required, which reduces time and economic costs. The device is symmetrical on the left and right, and can perform bending operations on both sides of the sheet metal to be bent at the same time, with short processing time and high bending efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is an overall schematic diagram of the utility model;

[0017] Figure 2 This is a cross-sectional view of the utility model;

[0018] Figure 3 It is the front view of the utility model.

[0019] Illustration:

[0020] 1. Power source No. 1; 2. Power source No. 2; 3. Power source No. 3; 4. Power source No. 4; 5. Slider No. 2; 6. Power source No. 5; 7. Synchronous pulley; 8. Slider No. 1; 9. Rotating axis; 10. Upper bracket; 11. Base; 12. Bending mold; 13. Upper mold base; 14. Guide rail No. 1; 15. Guide rail No. 2. DETAILED DESCRIPTION

[0021] In order to further illustrate the technical means and effects adopted by the present invention to achieve the predetermined purpose of the utility model, the following is a detailed description of the specific implementation method, structure, characteristics and effects of the present invention in combination with the accompanying drawings and preferred embodiments.

[0022] See also Figures 1 to 3 This embodiment provides a device for simultaneously bending both sides of a sheet metal part, comprising: a bending machine, the bending machine comprising a base and a body, the body having two bodies, which are respectively fixed at both ends of the upper surface of the base and arranged symmetrically facing each other, the two bodies having the same shape and function, and a working area being provided between the two bodies for placing the sheet metal to be bent;

[0023] The positioning part includes a third power source 3 and a fourth power source 4. The third power source 3 uses a front and rear positioning cylinder to push the sheet metal to be bent in the front and rear directions and push it to the appropriate position. The fourth power source 4 uses a left and right positioning cylinder to push the sheet metal to be bent in the left and right directions and push it to the appropriate position to facilitate bending processing.

[0024] The bending part includes an upper bracket 10, an extrusion part and a rotating part. The upper bracket 10 provides support for the extrusion part and the rotating part. The extrusion part can move up and down and press the sheet metal to be bent. When the rotating part rotates, the sheet metal to be bent is bent.

[0025] The angle adjustment part includes the No. 5 power source 6, the base 11 and the transmission part. The base 11 provides support for the No. 5 power source 6 and the transmission part. The lower surface of the base 11 is fixedly connected to the upper surface of the base, and the upper surface is fixedly connected to the lower surface of the upper bracket 10. The base 11 fixes the upper bracket 10 on the base. The No. 5 power source 6 is fixedly arranged inside the base 11 and is used to drive the transmission part to move left and right. The transmission part can drive the bending part to move and adjust the bending angle of the sheet metal.

[0026] The extrusion part includes power source No. 1, slider No. 1 8, bending die 12, upper die seat 13 and guide rail No. 14. Power source No. 1 adopts upper and lower oil cylinders, which are fixed on the upper bracket 10. Slider No. 1 8 is fixedly connected to the output shaft of power source No. 1. Power source No. 1 drives slider No. 1 8 to slide up and down along guide rail No. 14.

[0027] The upper mold base 13 is fixedly connected to the No. 1 slider 8, and the bending mold 12 is rotatably connected to the upper mold base 13. When the No. 1 slider 8 drives the upper mold base 13 to move downward, it squeezes the sheet metal to be bent to prevent the sheet metal from slipping when bending, affecting the bending effect.

[0028] The rotating part includes a rotating shaft 9 and a second power source 2. The second power source 2 is fixed on the upper bracket 10. The second power source 2 drives the bending die 12 to rotate around the rotating shaft 9 to bend the sheet metal.

[0029] The rotating shaft 9 is transversely arranged at the front middle portion of the upper bracket 10 , and the rotating shaft 9 is rotatably connected to the upper bracket 10 .

[0030] The transmission part includes a No. 2 slider 5, a No. 2 guide rail 15, a synchronous pulley 7 and a synchronous belt sleeved on the outer ring of the synchronous pulley 7. The No. 5 power source 6 drives the synchronous pulley 7 to rotate, and the synchronous pulley 7 drives the synchronous belt to rotate.

[0031] The synchronous belt is fixedly connected to the No. 2 slider 5, and the synchronous belt can drive the No. 2 slider 5 to move left and right. The No. 2 slider 5 can slide left and right along the No. 2 guide rail 15. The bottom surface of the upper bracket 10 is fixedly connected to the top surface of the No. 2 slider 5. The No. 2 slider 5 can drive the upper bracket 10 to move left and right along the No. 2 guide rail 15. The bending part moves with the No. 2 guide rail 15 to adjust the bending angle of the sheet metal.

[0032] Place the sheet metal to be bent in the working area of ​​the device, turn on power source No. 3, extend the piston rod of power source No. 3, and push the sheet metal to be bent to the appropriate position in the front-back direction, then turn on power source No. 4, extend the piston rod of power source No. 4, and push the sheet metal to the appropriate position in the left-right direction. Power sources No. 3 and No. 4, position the sheet metal to be bent to ensure that the bending position is accurate, then turn on power source No. 1, extend the piston rod of power source No. 1, and push slider No. 1 8 to slide downward along guide rail No. 1 14. The upper mold seat 13 moves downward with the bending mold 12 following slider No. 1 8 until the bending mold 12 presses the sheet metal to be bent, turn on power source No. 2, and power source No. 2 drives the bending mold 12 to rotate around the rotation axis 9 to bend the product. During the bending process, the bending mold 12 always squeezes tightly On the surface of the sheet metal, a constant pressure is provided for the sheet metal to make the sheet metal bending process stable, and the bending will not be suddenly accelerated, causing defects such as scratches and folds on the sheet metal. Turn on the No. 5 power source 6 to drive the synchronous pulley 7 to rotate, and the synchronous pulley 7 drives the synchronous belt on it to rotate. The synchronous belt drives the No. 2 slider 5 to move left and right along the No. 2 guide rail 15. The upper bracket 10 moves with the No. 2 slider 5, driving the bending mold 12 that presses the sheet metal to move left and right. According to different bending angles, the sliding direction and distance of the No. 2 slider 5 are determined, and the bending size of the sheet metal is adjusted to make the bending angle meet the standard and ensure product quality. When in use, the device is placed in a suitable position, and no special treatment of the foundation is required, which reduces time and economic costs. The device is symmetrical on the left and right, and can perform bending operations on both sides of the sheet metal to be bent at the same time, with short processing time and high bending efficiency.

[0033] The above description is merely a preferred embodiment of the present invention and does not constitute any form of limitation to the present invention. Although the present invention has been disclosed as a preferred embodiment as above, it is not intended to limit the present invention. Any person skilled in the art can make some changes or modifications to equivalent embodiments using the technical contents disclosed above without departing from the scope of the technical solution of the present invention. However, any brief modifications, equivalent changes and modifications made to the above embodiments based on the technical essence of the present invention without departing from the content of the technical solution of the present invention are still within the scope of the technical solution of the present invention.

Claims

1. A device for simultaneously bending both sides of a sheet metal part, characterized in that: include: The bending machine includes a base and a body. The two bodies are located at both ends of the upper surface of the base and arranged facing each other. A working area is provided between the two bodies for placing the sheet metal to be bent; A positioning part, the positioning part comprising a third power source (3) and a fourth power source (4), the third power source (3) pushing the sheet metal to be bent in a front-to-back direction, and the fourth power source (4) pushing the sheet metal to be bent in a left-to-right direction; A bending portion, the bending portion comprising an upper bracket (10), an extrusion portion and a rotation portion, the upper bracket (10) providing support for the extrusion portion and the rotation portion, the extrusion portion being able to move up and down and press the sheet metal to be bent, and the rotation portion performing a bending process on the sheet metal to be bent when rotating; The angle adjustment part includes a No. 5 power source (6), a base (11) and a transmission part. The base (11) provides support for the No. 5 power source (6) and the transmission part. The lower surface of the base (11) is fixedly connected to the upper surface of the base, and the upper surface is fixedly connected to the lower surface of the upper bracket (10). The No. 5 power source (6) is fixedly arranged inside the base (11) and is used to drive the transmission part to move left and right. The transmission part can drive the bending part to move.

2. The device for simultaneously bending both sides of a sheet metal part according to claim 1, characterized in that: The extrusion part includes a power source No. 1 (1), a slider No. 1 (8), a bending die (12), an upper die seat (13) and a guide rail No. 1 (14), wherein the power source No. 1 (1) is fixedly arranged on the upper bracket (10), the slider No. 1 (8) is fixedly connected to the power source No. 1 (1), and the power source No. 1 (1) drives the slider No. 1 (8) to slide up and down along the guide rail No. 1 (14).

3. The device for simultaneously bending both sides of a sheet metal part according to claim 2, characterized in that: The upper mold base (13) is fixedly connected to the No. 1 slider (8), and the bending mold (12) is rotatably connected to the upper mold base (13).

4. The device for simultaneously bending both sides of a sheet metal part according to claim 1, characterized in that: The rotating part comprises a rotating shaft (9) and a second power source (2), wherein the second power source (2) is fixed on the upper bracket (10), and the second power source (2) drives the bending die (12) to rotate around the rotating shaft (9).

5. The device for simultaneously bending both sides of a sheet metal part according to claim 4, characterized in that: The rotating shaft (9) is transversely arranged at the front middle portion of the upper bracket (10), and the rotating shaft (9) is rotatably connected to the upper bracket (10).

6. The device for simultaneously bending both sides of a sheet metal part according to claim 1, characterized in that: The transmission part includes a No. 2 slider (5), a No. 2 guide rail (15), a synchronous pulley (7) and a synchronous belt sleeved on the outer ring of the synchronous pulley (7); the No. 5 power source (6) drives the synchronous pulley (7) to rotate, and the synchronous pulley (7) drives the synchronous belt to rotate.

7. The device for simultaneously bending both sides of a sheet metal part according to claim 6, characterized in that: The synchronous belt is fixedly connected to the second slider (5), and the second slider (5) can slide left and right along the second guide rail (15). The bottom surface of the upper bracket (10) is fixedly connected to the top surface of the second slider (5), and the second slider (5) can drive the upper bracket (10) to move left and right along the second guide rail (15).

Images