Bending machine

Abstract

The utility model relates to the technical field of bending machines, in particular to a bending machine which comprises a machine body, a bending mechanism is fixedly installed on the surface of the machine body, a die holder is fixedly installed on the surface of the machine body, and an operation table is fixedly installed on the surface of the machine body. According to the automobile sheet metal part pushing device, the guide mechanism and the pushing mechanism are arranged, the screw rod is rotated, and the screw rod drives the adjusting plate to move in the embedding groove, so that the adjusting plate and the fixing block can be stably matched with automobile sheet metal parts with different thicknesses and sizes, the stability of the automobile sheet metal parts in the pushing process is improved, and the automobile sheet metal parts are not prone to deviation; the V-shaped seat is attached to the corners of the automobile sheet metal part, under the power of the third air cylinder, the automobile sheet metal part can be automatically pushed, manual pushing of the automobile sheet metal part by personnel is avoided, the safety in the bending work is improved, meanwhile, the V-shaped seat can adapt to the automobile sheet metal parts with different thicknesses and sizes, and the working convenience of the personnel is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of bending machines, in particular to a bending machine. Background Art

[0002] At present, metal plates in hardware are more common. With the continuous improvement of processing technology in modern factories and the continuous improvement of the use requirements of factories and other consumers, the requirements for hardware plates are getting higher and higher. After the production of hardware plates is completed, they need to be reprocessed before the next processing or the next use. Among them, the bending processing of hardware plates is a more common one. Publication number: CN210412024U discloses an automotive hardware bending machine, including a base, a punching machine, a die base and a driving rod. The upper part of the base is provided with a support rod, and the surface of the support rod is provided with a controller, and the controller is fixedly connected to the support rod by bolts. The upper part of the support rod is provided with a support plate, and the upper part of the support plate is provided with a punching machine, and the punching machine is fixedly connected to the support plate by bolts. The lower part of the punching machine is provided with a driving rod, and the lower part of the driving rod is provided with a punching machine. A connecting block is provided. This kind of automobile hardware bending machine puts the hardware to be bent into the bending groove of the die base, starts the punching machine through the controller, and the punching machine drives the driving rod to press down. The bending protrusion at the bottom of the connecting block contacts the hardware, and the hardware is bent by fitting the bending protrusion into the bending groove. A variety of bending modules are arranged in the bending groove. It is only necessary to put the hardware into the specified position, which increases the bending efficiency and reduces the labor intensity caused by mold replacement. However, during the use of the above technology, personnel still need to manually place the hardware, which may cause safety hazards during the bending work and cause harm to personnel, and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a bending machine, comprising a machine body, a bending mechanism is fixedly installed on the surface of the machine body, a die base is fixedly installed on the surface of the machine body, an operating table is fixedly installed on the surface of the machine body, a roller is arranged on the surface of the operating table, a partition frame is fixedly installed on the surface of the operating table, and a propulsion mechanism and a guide mechanism are fixedly installed on the side of the partition frame;

[0005] The bending mechanism comprises a frame, a No. 1 cylinder is fixedly mounted on the top surface of the frame, and a stamping plate is fixedly mounted on the output end of the No. 1 cylinder;

[0006] The propulsion mechanism comprises a No. 3 cylinder, a connecting plate is fixedly mounted on the output end of the No. 3 cylinder, and a V-shaped seat is fixedly mounted on the side of the connecting plate;

[0007] The guiding mechanism includes a No. 2 cylinder, a fixed block is fixedly installed on the output end of the No. 2 cylinder, a groove is provided inside the fixed block, an adjustment plate is slidably connected inside the groove, a screw is rotatably connected to the surface of the adjustment plate, a sliding rod is fixedly installed on the surface of the adjustment plate, and a round hole is provided on the surface of the fixed block.

[0008] Preferably, the die base is located directly below the stamping plate, thereby ensuring that the processed material can be accurately aligned during the bending process, thereby improving the processing accuracy and product consistency.

[0009] Preferably, a guide rod is fixedly mounted on the side of the fixing block, and the guide rod is slidably connected inside the bulkhead. Here, it is ensured that the propulsion mechanism can align the automobile sheet metal parts on the operating table to avoid deviation during the movement.

[0010] Preferably, the V-shaped seat is located above the rollers, and the V-shaped seat moves between two adjacent rows of rollers. Here, the material can move smoothly during processing, reducing damage to the material surface, and the V-shaped seat increases the flexibility of the machine to process materials of different sizes and shapes.

[0011] Preferably, the corners of the V-shaped seat are all rounded, thereby reducing the possibility of scratches or damage to the corners of the automobile sheet metal during processing.

[0012] Preferably, a limit block is fixedly installed on the surface of the machine body, the mold base is located inside the limit block, a fixing hole is opened on the side of the mold base, a fixing pin is slidably connected to the side of the limit block, and a spring is sleeved on the surface of the fixing pin. Here, it is convenient to quickly adjust and replace the mold base.

[0013] Preferably, the number of the limit blocks is two groups, and the two groups of limit blocks are symmetrically distributed on both sides of the die base. Here, the stability and uniform force of the automobile sheet metal parts during processing are ensured, and the accuracy and efficiency of processing are further improved.

[0014] Compared with the prior art, the advantages and positive effects of the utility model are:

[0015] 1. In the utility model, by setting a guide mechanism and a propulsion mechanism, the screw is rotated, and the screw drives the adjustment plate to move inside the embedded groove, so that the adjustment plate and the fixed block can be stably adapted to automobile sheet metal parts of different thicknesses, so as to improve the stability of the automobile sheet metal parts during the pushing process, so that they are not easy to deviate. Through the V-shaped seat and the corners of the automobile sheet metal parts, the automobile sheet metal parts can be automatically pushed under the power of the No. 3 cylinder, avoiding manual pushing of the automobile sheet metal parts, improving the safety of the bending work, and at the same time, the V-shaped seat can adapt to automobile sheet metal parts of different thicknesses, improving the work convenience of personnel.

[0016] 2. In the utility model, by setting a limit block, a fixing pin, a spring, and a fixing hole structure, the fixing pin is pulled, and the fixing pin slides and squeezes the spring, and then the fixing pin is disengaged from the fixing hole, so that personnel can maintain and replace the mold base. When the new mold base is installed back to its original position, the fixing pin can be automatically inserted into the fixing hole under the elastic force of the spring, so that the position of the mold base can be fixed. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A schematic diagram of a bending machine is proposed for the utility model;

[0018] Figure 2 A schematic diagram of an operating table of a bending machine is provided for the utility model;

[0019] Figure 3 An exploded diagram of an adjustment plate and a fixing block of a bending machine is proposed for the utility model;

[0020] Figure 4 A schematic diagram of a V-shaped seat of a bending machine is provided for the utility model;

[0021] Figure 5 A schematic diagram of a limit block of a bending machine is provided for the utility model;

[0022] Figure 6 The utility model proposes a bending machine Figure 2 Enlarged view of point A in the middle.

[0023] Legend:

[0024] 1. Machine body; 2. Frame; 3. Cylinder No. 1; 4. V-shaped seat; 5. Stamping plate; 6. Die base; 7. Limit block; 8. Fixing pin; 9. Spring; 10. Fixing hole; 11. Operating table; 12. Roller; 13. Partition frame; 14. Cylinder No. 2; 15. Fixing block; 16. Groove; 17. Adjustment plate; 18. Sliding rod; 19. Round hole; 20. Screw; 21. Guide rod; 22. Cylinder No. 3; 23. Connecting plate. DETAILED DESCRIPTION

[0025] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0026] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0027] Embodiment 1

[0028] See also Figure 1-5 The utility model provides a technical solution: a bending machine, including a body 1, a bending mechanism is fixedly installed on the surface of the body 1, a die base 6 is fixedly installed on the surface of the body 1, an operating table 11 is fixedly installed on the surface of the body 1, the operating table 11 is located on one side of the die base 6, a roller 12 is arranged on the surface of the operating table 11, the roller 12 is located on the inner side of a partition frame 13, a partition frame 13 is fixedly installed on the surface of the operating table 11, a propulsion mechanism and a guide mechanism are fixedly installed on the side of the partition frame 13, the bending mechanism includes a frame 2, a No. 1 cylinder 3 is fixedly installed on the top surface of the frame 2, a stamping plate 5 is fixedly installed on the output end of the No. 1 cylinder 3, the die base 6 is located directly below the stamping plate 5, ensuring that the processed materials can be accurately aligned during the bending process, thereby improving the processing accuracy and product consistency, the propulsion mechanism includes a No. 3 cylinder 22, a connecting plate 23 is fixedly installed on the output end of the No. 3 cylinder 22, a V-shaped seat 4 is fixedly installed on the side of the connecting plate 23, and the V-shaped seat 4 is located on the roller 1 2, and the V-shaped seat 4 moves between two adjacent rows of rollers 12, so that the material can move smoothly during the processing, reducing the damage to the material surface, the V-shaped seat 4 increases the flexibility of the machine to process materials of different sizes and shapes, the corners of the V-shaped seat 4 are set to be rounded, reducing the possibility of scratches or damage to the corners of the automobile sheet metal during the processing, the guiding mechanism includes a No. 2 cylinder 14, the output end of the No. 2 cylinder 14 is fixedly installed with a fixed block 15, the interior of the fixed block 15 is provided with an embedding groove 16, the interior of the embedding groove 16 is slidably connected with an adjusting plate 17, the surface of the adjusting plate 17 is rotatably connected with a screw 20, the surface of the adjusting plate 17 is fixedly installed with a sliding rod 18, the surface of the fixed block 15 is provided with a circular hole 19, and the side of the fixed block 15 is fixedly installed with a guide rod 21, and the guide rod 21 is slidably connected inside the partition frame 13 to ensure that the propulsion mechanism can align the automobile sheet metal on the operating table 11 to avoid displacement during movement. The screw 20 is used to adjust the position of the adjustment plate. The adjustment plate does not squeeze the automobile sheet metal parts, but only adjusts the position of the automobile sheet metal parts to adapt to automobile sheet metal parts of different thicknesses and prevent the automobile sheet metal parts from swinging up and down during movement, which affects the transmission of the automobile sheet metal parts.

[0029] Embodiment 2

[0030] See also Figure 5A limit block 7 is fixedly installed on the surface of the body 1, and the die base 6 is located inside the limit block 7. A fixing hole 10 is opened on the side of the die base 6. A fixing pin 8 is slidably connected to the side of the limit block 7. A spring 9 is sleeved on the surface of the fixing pin 8. One end of the spring 9 is fixedly connected to one side of the limit block 7. In the process of pulling the fixing pin 8, the spring 9 can be squeezed. The quick-release cooperation between the fixing pin 8 and the fixing hole 10 is utilized to facilitate rapid adjustment and replacement of the die base 6. There are two groups of limit blocks 7, and the two groups of limit blocks 7 are symmetrically distributed on both sides of the die base 6, which ensures the stability and uniform force of the automobile sheet metal parts during the processing, and further improves the accuracy and efficiency of the processing.

[0031] Working principle: When using the bending machine, place the automobile sheet metal parts to be bent on the operating table 11, adjust the position of the adjusting plate 17 in the embedding groove 16 according to the thickness of the automobile sheet metal parts, and then start the No. 2 cylinder 14. The output end of the No. 2 cylinder 14 drives the fixing block 15 to move, so that the adjusting plate 17 and the fixing block 15 can be stably adapted to the automobile sheet metal parts, thereby reducing the shaking of the automobile sheet metal parts on the operating table 11, and then start the No. 3 cylinder 22. The output end of the No. 3 cylinder 22 drives the connecting plate 23 to move, and the connecting plate 23 drives the V-shaped seat 4 to fit the corners of the automobile sheet metal parts, so that the automobile sheet metal parts can be pushed, avoiding manual pushing of the automobile sheet metal parts by personnel, and improving Safety in high-speed bending work. By using rollers 12, the smoothness of automobile sheet metal parts during the advancement process can be improved, and at the same time, the damage or scratches of automobile sheet metal parts during the advancement process can be reduced. When the automobile sheet metal parts are pushed onto the die base 6, the No. 1 cylinder 3 is started, and the output end of the No. 1 cylinder 3 drives the stamping plate 5 to move. The stamping plate 5 can bend the automobile sheet metal parts on the die base 6 to make it present the shape to be bent. When the die base 6 needs to be maintained, the fixing pin 8 is pulled, and the fixing pin 8 squeezes the spring 9, and then the fixing pin 8 is disengaged from the fixing hole 10. At this time, the die base 6 can be removed from the upper surface of the body 1 to facilitate maintenance and replacement of the new die base 6, which is convenient for personnel to use.

Claims

1. A bending machine, comprising a machine body (1), characterized in that: A bending mechanism is fixedly mounted on the surface of the machine body (1), a mold base (6) is fixedly mounted on the surface of the machine body (1), an operating table (11) is fixedly mounted on the surface of the machine body (1), a roller (12) is arranged on the surface of the operating table (11), a partition frame (13) is fixedly mounted on the surface of the operating table (11), and a propulsion mechanism and a guide mechanism are fixedly mounted on the side of the partition frame (13); The bending mechanism comprises a frame (2), a No. 1 cylinder (3) is fixedly mounted on the top surface of the frame (2), and a punching plate (5) is fixedly mounted on the output end of the No. 1 cylinder (3); The propulsion mechanism comprises a No. 3 cylinder (22), a connecting plate (23) is fixedly mounted on the output end of the No. 3 cylinder (22), and a V-shaped seat (4) is fixedly mounted on the side of the connecting plate (23); The guide mechanism comprises a No. 2 cylinder (14), a fixed block (15) is fixedly mounted on the output end of the No. 2 cylinder (14), a groove (16) is provided inside the fixed block (15), an adjustment plate (17) is slidably connected inside the groove (16), a screw rod (20) is rotatably connected to the surface of the adjustment plate (17), a sliding rod (18) is fixedly mounted on the surface of the adjustment plate (17), and a round hole (19) is provided on the surface of the fixed block (15).

2. The bending machine according to claim 1, characterized in that: The die base (6) is located directly below the stamping plate (5).

3. The bending machine according to claim 1, characterized in that: A guide rod (21) is fixedly mounted on the side of the fixed block (15), and the guide rod (21) is slidably connected inside the partition frame (13).

4. The bending machine according to claim 1, characterized in that: The V-shaped seat (4) is located above the rollers (12), and the V-shaped seat (4) moves between two adjacent rows of rollers (12).

5. The bending machine according to claim 1, characterized in that: The corners of the V-shaped seat (4) are all rounded.

6. The bending machine according to claim 1, characterized in that: A limit block (7) is fixedly mounted on the surface of the machine body (1); the mold base (6) is located inside the limit block (7); a fixing hole (10) is provided on the side of the mold base (6); a fixing pin (8) is slidably connected to the side of the limit block (7); and a spring (9) is sleeved on the surface of the fixing pin (8).

7. The bending machine according to claim 6, characterized in that: The number of the limit blocks (7) is two groups, and the two groups of limit blocks (7) are symmetrically distributed on both sides of the mold base (6).

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