Sheet metal machining bending device

Abstract

The utility model belongs to the technical field of sheet metal machining, and discloses a sheet metal machining bending device which comprises an operation table, a machining box, a forming base and a bending assembly, an electric telescopic rod is installed in the machining box, the free end of the electric telescopic rod is connected with an upper pressing plate provided with a through groove, and the free end of the electric telescopic rod is connected with a lower pressing plate provided with a through groove. The upper pressing plate is provided with an electric lateral clamping structure, and the electric lateral clamping structure comprises a sliding groove, a forward and reverse motor, a screw rod, a sliding block and a lateral clamping plate. According to the bending device, the electric lateral clamping structure is arranged, so that the bending device has a lateral clamping function and can be clamped on the side edge of a metal plate material, the firmness of the clamped metal plate material is further enhanced, the problem that the metal plate material is bent into a waste material due to displacement in the bending process caused by infirm clamping is solved, and the bending efficiency is improved. And in addition, the distance between the two side clamping plates can be adjusted according to the actual size of the metal plate material, and the metal plate materials of different specifications can be clamped.

Description

Technical Field

[0001] The utility model belongs to the technical field of sheet metal processing, and in particular relates to a sheet metal processing bending device. Background Art

[0002] Sheet metal has been widely used in the fields of electronics, communications, automobile industry, medical equipment, etc. It has the characteristics of light weight, high strength, low cost and good performance in large-scale mass production. As the application of sheet metal becomes more and more extensive, sheet metal materials need to be bent using bending devices during processing.

[0003] The current bending devices generally fix the sheet metal material on the top, but do not fix the two sides of the sheet metal material, so that the sheet metal material is not firmly fixed, which can easily cause the material to move during bending, resulting in the bending being waste material, making its processing cost high. In addition, the existing molding cavity and the molding seat are integrally molded. When the molding cavity is worn, the molding seat needs to be replaced, and the worn molding cavity cannot be replaced alone. The operation is cumbersome and complicated, which reduces the practicality of the bending device. Utility Model Content

[0004] The purpose of the utility model is to provide a sheet metal processing and bending device to solve the problem proposed in the above background technology that only the top of the sheet metal material is fixed, and the two sides of the sheet metal material are not fixed, so that the fixation is not firm, which can easily lead to displacement of the material during bending, resulting in the bending of waste materials and the molding cavity and the molding seat are integrally formed, and the worn molding cavity cannot be replaced alone, and the molding seat needs to be replaced.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a sheet metal processing and bending device, comprising an operating table, a processing box, a forming seat and a bending assembly, an electric telescopic rod is installed inside the processing box, the free end of the electric telescopic rod is connected to an upper pressure plate with a through groove, the upper pressure plate is provided with an electric lateral clamping structure, the electric lateral clamping structure comprises a slide groove, a forward and reverse motor, a screw, a slider and a side clamping plate, the slide groove is opened inside the upper pressure plate, the forward and reverse motor is installed inside the slide groove, the screw is connected to the output end of the forward and reverse motor, the slider is connected to the outside of the screw through a threaded groove, and the side clamping plate is connected to the lower end surface of the slider.

[0006] Preferably, the electric lateral clamping structure further comprises a plurality of sponge protrusions, and the plurality of sponge protrusions are evenly and equidistantly connected to the side wall of the side clamping plate.

[0007] Preferably, the upper end surface of the forming seat is provided with a top plate with a forming cavity, and a connecting structure is provided at the connection between the top plate and the forming seat, and the connecting structure includes:

[0008] A slot, the slot being opened inside the forming seat;

[0009] An insert board, which is inserted into the slot and has an upper end surface connected to the top plate;

[0010] a spring connected to the interior of the slot;

[0011] A connecting plate is connected to the free end of the spring, and a protruding portion of the upper end surface of the connecting plate is plugged into a recessed portion provided on the lower end surface of the plugging plate.

[0012] Preferably, the connection structure further comprises a fixing groove and a fixing block, wherein the fixing groove is opened inside the forming seat and the connecting plate, and the fixing block is inserted into the fixing groove.

[0013] Preferably, the inlet and outlet opened on both sides of the processing box are equipped with a conveying structure, and the conveying structure consists of a table and a plurality of rollers. The table is installed on the processing box through a support column and an inclined plate, and the plurality of rollers are movably connected in the embedded groove opened on the upper end surface of the table.

[0014] Preferably, the forming seat is installed inside the processing box, the bending assembly is installed inside the processing box and is located at the upper end of the upper pressure plate, and the bending assembly consists of a hydraulic cylinder, a hydraulic telescopic rod, a fixing plate and a bending head.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] (1) The utility model provides an electric side clamping structure, so that when clamping the sheet metal material, the bending device has a side clamping function, which can clamp the side of the sheet metal material, further enhancing the firmness of the sheet metal material after clamping, avoiding the problem of displacement during the bending process due to loose clamping, resulting in bending into waste materials, improving the processing qualification rate, and reducing the processing cost. In addition, the distance between the two side clamping plates can be adjusted according to the actual size of the sheet metal material, so that sheet metal materials of different specifications can be clamped. In addition, a plurality of sponge protrusions are provided on the side clamping plates, which can protect the sheet metal material and prevent the sheet metal material from rubbing against the side clamping plates and causing damage to the outer wall of the sheet metal material.

[0017] (2) The utility model provides a connecting structure, so that when the forming cavity is worn and affects the bending quality, the top plate can be quickly removed from the forming seat, and the worn forming cavity can be replaced. This solves the problem that the existing forming cavity and the forming seat are integrally formed, resulting in the need to replace the forming seat after wear, which makes replacement inconvenient. It also reduces the replacement time, does not affect the bending efficiency, and improves the practicality of the bending device. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0019] Figure 2 It is a planar cross-sectional view of the utility model;

[0020] Figure 3 It is an enlarged view of the electric side clamping structure of the utility model;

[0021] Figure 4 It is an enlarged view of the connection structure of the utility model;

[0022] Figure 5 for Figure 2 The back view of

[0023] In the figure: 1. operating table; 2. processing box; 3. forming seat; 4. electric telescopic rod; 5. upper pressure plate; 6. electric lateral clamping structure; 61. slide groove; 62. forward and reverse motor; 63. screw rod; 64. slider; 65. side clamping plate; 66. sponge bump; 7. connecting structure; 71. top plate; 72. slot; 73. plug plate; 74. spring; 75. connecting plate; 76. fixing groove; 77. fixing block; 8. conveying structure; 9. bending component. 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] Figure 2It is a planar cross-sectional view of the utility model. As shown in the figure, the bending device includes an operating table 1, a processing box 2, a forming seat 3 and a bending assembly 9. The forming seat 3 is installed inside the processing box 2 and is used to place the sheet metal material to be bent. The bending assembly 9 is installed inside the processing box 2 and is located at the upper end of the upper pressing plate 5. The bending assembly 9 is composed of a hydraulic cylinder, a hydraulic telescopic rod, a fixed plate and a bending head. The hydraulic cylinder drives the hydraulic telescopic rod to extend and drives the bending head to descend, so as to realize the bending operation of the sheet metal material. The upper end surface of the forming seat 3 is provided with a top plate 71 with a forming cavity. The processing box 2 is provided with an electric The electric telescopic rod 4 is movable, and the free end of the electric telescopic rod 4 is connected to an upper pressing plate 5 with a through groove. The electric telescopic rod 4 drives the upper pressing plate 5 to descend, so as to fix the sheet metal material, and the through groove facilitates the bending head to pass through the upper pressing plate 5. The inlet and outlet opened on both sides of the processing box 2 are installed with a conveying structure 8. The conveying structure 8 is composed of a table and a plurality of rollers. The table is installed on the processing box 2 through a support column and an inclined plate. The plurality of rollers are movably connected to the embedded groove opened on the upper end surface of the table, so that the sheet metal material can be fed into the processing box 2 with less effort, thereby avoiding the problem of surface wear caused by contact friction between the processing box 2 and the sheet metal.

[0026] Further, see Figure 1 and Figure 5 As shown, a transparent viewing window is provided on the front wall of the processing box 2, and a sealed door is installed on the back of the processing box 2 through hinges, and a controller is installed on one side of the outer wall of the processing box 2.

[0027] Specifically, the transparent viewing window can be used to check the bending condition without opening the sealing door. Opening the sealing door facilitates cleaning of the processing box 2 and replacement of worn parts. The controller can control the opening and closing of each electrical component.

[0028] In a specific embodiment of the present invention, refer to Figure 2 and Figure 3 As shown, an electric lateral clamping structure 6 is provided on the upper pressure plate 5, and the electric lateral clamping structure 6 includes a slide groove 61, a forward and reverse motor 62, a screw 63, a slider 64 and a side clamping plate 65. The slide groove 61 is opened inside the upper pressure plate 5, the forward and reverse motor 62 is installed inside the slide groove 61, the screw 63 is connected to the output end of the forward and reverse motor 62, the slider 64 is connected to the outside of the screw 63 through a threaded groove, and the side clamping plate 65 is connected to the lower end surface of the slider 64.

[0029] The electric side clamping structure 6 further includes a plurality of sponge protrusions 66 , which are evenly connected to the side walls of the side clamping plate 65 at equal distances.

[0030] Through the above technical solution:

[0031] When clamping the sheet metal material, the lower end surface of the upper pressure plate 5 is symmetrically provided with a side clamping plate 65, so that the bending device has a side clamping function and can clamp on the side of the sheet metal material, so as to further enhance the firmness of the sheet metal material after clamping, and avoid the problem of displacement during the bending process due to loose clamping, resulting in bending into waste materials, thereby improving the processing qualification rate and reducing the processing cost. In addition, the forward and reverse motors 62 drive the screw 63 to rotate forward and reverse, and the screw 63 and the slider 64 are threadedly matched, so that the slider 64 slides in the slide groove 61. The distance between the two side clamping plates 65 can be adjusted according to the actual size of the sheet metal material, and sheet metal materials of different specifications can be clamped, thereby enhancing its applicability.

[0032] In a specific embodiment of the present invention, refer to Figure 2 and Figure 4 As shown, a connection structure 7 is provided at the connection between the top plate 71 and the forming seat 3, and the connection structure 7 includes:

[0033] A slot 72, the slot 72 is provided inside the molding seat 3;

[0034] The plug-in board 73 is plugged into the slot 72, and the upper end surface of the plug-in board 73 is connected to the top board 71;

[0035] A spring 74, the spring 74 is connected to the inside of the slot 72;

[0036] The connecting plate 75 is connected to the free end of the spring 74 , and the protruding portion of the upper end surface of the connecting plate 75 is plugged into the recessed portion provided on the lower end surface of the plug plate 73 .

[0037] The connection structure 7 further includes a fixing groove 76 and a fixing block 77 . The fixing groove 76 is provided inside the forming seat 3 and the connection plate 75 , and the fixing block 77 is inserted into the fixing groove 76 .

[0038] Through the above technical solution:

[0039] When the wear of the forming cavity affects the bending quality, first pull the fixing block 77 out of the fixing groove 76. At the same time, use the elastic force of the spring 74 to drive the connecting plate 75 to move up, so that the plug plate 73 moves up, and the top plate 71 and the forming seat 3 can be quickly separated, and the worn forming cavity can be removed and replaced with a new one, which solves the problem that the existing forming cavity and the forming seat 3 are integrally formed, resulting in the need to replace the forming seat 3 after wear, which makes replacement inconvenient. It also reduces the replacement time, does not affect the bending efficiency, and improves the practicality of the bending device.

[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 sheet metal processing and bending device, characterized in that: The invention comprises an operating table (1), a processing box (2), a forming seat (3) and a bending assembly (9); an electric telescopic rod (4) is installed inside the processing box (2); the free end of the electric telescopic rod (4) is connected to an upper pressing plate (5) with a through groove; an electric lateral clamping structure (6) is provided on the upper pressing plate (5); the electric lateral clamping structure (6) comprises a slide groove (61), a forward and reverse motor (62), a screw rod (63), a slider (64) and a side clamping plate (65); the slide groove (61) is opened inside the upper pressing plate (5); the forward and reverse motor (62) is installed inside the slide groove (61); the screw rod (63) is connected to the output end of the forward and reverse motor (62); the slider (64) is connected to the outside of the screw rod (63) through a threaded groove; and the side clamping plate (65) is connected to the lower end surface of the slider (64).

2. A sheet metal processing and bending device according to claim 1, characterized in that: The electric lateral clamping structure (6) further comprises a plurality of sponge protrusions (66), wherein the plurality of sponge protrusions (66) are evenly connected to the side wall of the side clamping plate (65) at equal distances.

3. The sheet metal processing and bending device according to claim 1, characterized in that: The upper end surface of the molding seat (3) is provided with a top plate (71) with a molding cavity, and a connecting structure (7) is provided at the connection between the top plate (71) and the molding seat (3), and the connecting structure (7) comprises: A slot (72), wherein the slot (72) is disposed inside the molding seat (3); An inserting plate (73), wherein the inserting plate (73) is inserted into the slot (72), and the upper end surface of the inserting plate (73) is connected to the top plate (71); a spring (74), wherein the spring (74) is connected to the interior of the slot (72); A connecting plate (75) is connected to the free end of the spring (74), and a protruding portion of the upper end surface of the connecting plate (75) is plugged into a recessed portion provided on the lower end surface of the plugging plate (73).

4. The sheet metal processing and bending device according to claim 3, characterized in that: The connection structure (7) further comprises a fixing groove (76) and a fixing block (77); the fixing groove (76) is arranged inside the forming seat (3) and the connecting plate (75); and the fixing block (77) is inserted into the fixing groove (76).

5. The sheet metal processing and bending device according to claim 1, characterized in that: The inlet and outlet opened on both sides of the processing box (2) are both equipped with a conveying structure (8), and the conveying structure (8) is composed of a table and a plurality of rollers. The table is installed on the processing box (2) through support columns and inclined plates, and the plurality of rollers are movably connected in the embedded groove opened on the upper end surface of the table.

6. The sheet metal processing and bending device according to claim 1, characterized in that: The forming seat (3) is installed inside the processing box (2), the bending assembly (9) is installed inside the processing box (2) and is located at the upper end of the upper pressing plate (5), and the bending assembly (9) is composed of a hydraulic cylinder, a hydraulic telescopic rod, a fixing plate and a bending head.

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