Metal plate bending device

Abstract

The utility model relates to the field of bending devices, in particular to a metal plate bending device. The utility model provides a metal plate bending device which can be used for quickly switching a bending die and improving the bending efficiency of a metal plate. A metal plate bending device comprises bottom plates, supporting frames, a mounting plate and a switching mechanism, the number of the bottom plates is two, the supporting frames are connected to the upper sides of the left portion and the right portion of each bottom plate, the mounting plate is connected between the upper sides of the supporting frames, a groove is formed in the right portion of the mounting plate, and the switching mechanism capable of bending a metal plate into different shapes is arranged on the mounting plate. The corresponding shape of the lower bending die is adjusted to the upper portion by rotating and adjusting the rotating handle, after adjustment is completed, the fixing screw is tightened to fix the lower bending die, and the effects that the bending die can be rapidly converted, and the bending efficiency of a metal plate is improved are achieved.

Description

Technical Field

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

[0002] Sheet metal bending device is a device used for metal sheet processing, mainly used to bend metal sheets into various required shapes and angles. It is widely used in automobile, construction, furniture, electronics and other industries.

[0003] The existing sheet metal bending device places the metal sheet on a mounting plate, brings the bending dies close to each other to bend the metal sheet, and cuts the metal sheet with a cutting knife. However, since the bending of the metal sheet has different shape requirements, when the bending die is replaced, the existing bending die needs to be disassembled first, and then replaced with a bending die of a different shape. The operation is cumbersome and time-consuming, which affects the bending efficiency of the metal sheet and is relatively inconvenient.

[0004] Therefore, a sheet metal bending device has been developed that can quickly switch bending dies and improve the bending efficiency of metal sheets. Summary of the invention

[0005] In order to overcome the shortcomings of existing sheet metal bending devices, when replacing the bending mold, it is necessary to first dismantle the existing bending mold and then replace it with a bending mold of a different shape, which is cumbersome and time-consuming to operate. The utility model provides a sheet metal bending device that can quickly convert the bending mold and improve the bending efficiency of the metal plate.

[0006] The technical solution of the utility model is: a sheet metal bending device, including a base plate, a support frame, a mounting plate and a switching mechanism, there are two base plates, the upper sides of the left and right parts of the base plate are connected to the support frames, the mounting plates are connected between the upper sides of the support frames, the right part of the mounting plate is provided with a groove, and the mounting plate is provided with a switching mechanism that can bend the metal sheet and bend it into different shapes.

[0007] Furthermore, the switching mechanism includes a connecting plate, a fixed frame, a hydraulic cylinder, a pressure rod, a cutter, a bending mold, a fixing screw and a rotating handle. The front and rear sides of the mounting plate are connected to connecting plates, and the right side of the connecting plate is connected to the fixed frame. The front and rear parts of the fixed frame are connected to hydraulic cylinders. The telescopic ends of the hydraulic cylinders are connected to pressure rods. The upper parts of the pressure rods are connected to the cutter, and the cutter is located above the groove. The bending mold is connected between the lower sides of the pressure rods. The front and rear parts of the fixed frame are also rotatably connected to the bending mold. The lower front side of the fixed frame is threadedly connected with a fixing screw, and the fixing screw contacts the lower bending mold. The front of the bending mold is connected to a rotating handle. The fixing screw is rotated to disengage the fixing screw from the lower bending mold. Then the rotating handle is rotated to adjust the corresponding shape of the lower bending mold to the upper side. After the adjustment, the fixing screw is tightened to fix the lower bending mold.

[0008] Furthermore, it also includes a correction mechanism, which includes a fixed frame, a movable frame, correction wheels and a correction plate. The fixed frame is connected between the front and rear sides of the left part of the mounting plate. The front and rear parts of the fixed frame are both slidably connected to the movable frame. The lower side of the movable frame is rotatably connected to the correction wheels, and the correction wheels are in contact with the mounting plate. The right side of the movable frame is connected to the correction plate, and the correction plates are in contact with the mounting plate. The position of the movable frame on the fixed frame is adjusted, and then the metal sheet is pushed from the left to the mounting plate, so that the metal sheet moves between the correction wheels, driving the correction wheels to rotate, and then moves between the correction plates, and finally moves to the bending mold.

[0009] Furthermore, a handle is provided on the lower side of the fixing screw.

[0010] Furthermore, a grip rod is provided on the rotating handle.

[0011] Furthermore, the movable racks are all provided with fixing parts.

[0012] The beneficial effects are: 1. The utility model adjusts the corresponding shape of the lower bending mold to the upper side by rotating the adjusting handle. After the adjustment, the fixing screws are tightened to fix the lower bending mold, thereby achieving the effect of being able to quickly switch the bending mold and improving the bending efficiency of the metal sheet.

[0013] 2. The utility model moves the metal sheet between the correction wheels to drive the correction wheels to rotate, and then moves between the correction plates and finally moves to the bending mold, thereby achieving the effect of guiding the metal sheet and preventing the position of the metal sheet from shifting and affecting the bending quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0015] Figure 2 It is a structural schematic diagram of the utility model.

[0016] Figure 3 It is a partial three-dimensional structural schematic diagram of the utility model.

[0017] Figure 4 It is a schematic diagram of the three-dimensional structure of the switching mechanism of the utility model.

[0018] Figure 5 It is a schematic diagram of the three-dimensional structure of the correction mechanism of the utility model.

[0019] In the accompanying drawings: 1_base plate, 2_support frame, 3_mounting plate, 4_groove, 5_switching mechanism, 51_connecting plate, 52_fixing frame, 53_hydraulic cylinder, 54_pressure rod, 55_cutter, 56_bending mold, 57_fixing screw, 58_rotating handle, 6_correction mechanism, 61_fixing frame, 62_moving frame, 63_correction wheel, 64_correction plate. DETAILED DESCRIPTION

[0020] The present invention is described in detail below with reference to the accompanying drawings and specific embodiments.

[0021] A sheet metal bending device, such as Figure 1-Figure 3 As shown, it includes a base plate 1, a support frame 2, a mounting plate 3 and a switching mechanism 5. There are two base plates 1. The upper sides of the left and right parts of the base plate 1 are connected to the support frames 2. The mounting plates 3 are connected between the upper sides of the support frames 2. The right part of the mounting plate 3 is provided with a groove 4, and the switching mechanism 5 is provided on the mounting plate 3.

[0022] like Figure 1 , Figure 2 and Figure 4 As shown, the switching mechanism 5 includes a connecting plate 51, a fixing frame 52, a hydraulic cylinder 53, a pressure rod 54, a cutter 55, a bending mold 56, a fixing screw 57 and a rotating handle 58. The front and rear sides of the mounting plate 3 are connected to the connecting plates 51, the fixing frame 52 is connected between the right sides of the connecting plates 51, the front and rear parts of the fixing frame 52 are connected to the hydraulic cylinder 53, the telescopic ends of the hydraulic cylinder 53 are connected to the pressure rod 54, the upper parts of the pressure rod 54 are connected to the cutter 55, the cutter 55 is located above the groove 4, the lower sides of the pressure rod 54 are connected to the bending mold 56, the front and rear parts of the fixing frame 52 are also rotatably connected to the bending mold 56, the lower side of the front part of the fixing frame 52 is threadedly connected to the fixing screw 57, the lower side of the fixing screw 57 is provided with a handle for easy rotation, the fixing screw 57 is in contact with the lower bending mold 56, the front of the bending mold 56 is connected to the rotating handle 58, and the rotating handle 58 is provided with a grip rod for easy grasping.

[0023] When using the utility model, first place the bottom plate 1 in the bending area of ​​the metal sheet, support the mounting plate 3 through the support frame 2, then place the metal sheet on the mounting plate 3, connect the fixing frame 52 through the connecting plate 51, then start the hydraulic cylinder 53 on the fixing frame 52, move the pressure rod 54 downward, drive the bending die 56 downward, so that the bending dies 56 cooperate with each other to bend the metal sheet, and when the pressure rod 54 moves downward, drive the cutter 55 to move downward, so that the cutter 55 enters the groove 4 to cut the metal sheet, when bending the metal sheet, according to the bending requirements of the metal sheet, rotate the fixing screw 57 to disengage the fixing screw 57 from the lower bending die 56, then rotate the adjusting handle 58 to adjust the corresponding shape of the lower bending die 56 to the upper side, and after the adjustment, tighten the fixing screw 57 to fix the lower bending die 56, thereby achieving the effect of being able to quickly switch the bending die 56 and improving the bending efficiency of the metal sheet.

[0024] like Figure 1 , Figure 2 and Figure 5 As shown, a correction mechanism 6 is also included, and the correction mechanism 6 includes a fixed frame 61, a movable frame 62, a correction wheel 63 and a correction plate 64. The fixed frame 61 is connected between the front and rear sides of the left part of the mounting plate 3. The front and rear parts of the fixed frame 61 are both slidably connected to the movable frame 62. The movable frame 62 is provided with fixing parts for easy fixation. The lower side of the movable frame 62 is rotatably connected to the correction wheel 63, and the correction wheel 63 is in contact with the mounting plate 3. The right side of the movable frame 62 is connected to the correction plate 64, and the correction plate 64 is in contact with the mounting plate 3.

[0025] The correction mechanism 6 of the device can be used to correct the position of the metal sheet. When the metal sheet is placed on the mounting plate 3, the position of the movable frame 62 on the fixed frame 61 is adjusted according to the width of the metal sheet, and then the metal sheet is pushed from the left to the mounting plate 3, so that the metal sheet moves between the correction wheels 63, driving the correction wheels 63 to rotate, and then moves between the correction plates 64, and finally moves to the bending mold 56, thereby guiding the metal sheet and preventing the position of the metal sheet from shifting and affecting the bending quality.

[0026] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.

Claims

1. A sheet metal bending device, characterized in that: The invention comprises a bottom plate (1), a support frame (2), a mounting plate (3) and a switching mechanism (5), wherein the bottom plates (1) are two, the upper sides of the left and right parts of the bottom plates (1) are both connected to the support frames (2), the mounting plates (3) are connected between the upper sides of the support frames (2), the right part of the mounting plates (3) is provided with a groove (4), and the mounting plates (3) are provided with a switching mechanism (5) capable of bending a metal plate into different shapes.

2. A sheet metal bending device according to claim 1, characterized in that: The switching mechanism (5) comprises a connecting plate (51), a fixing frame (52), a hydraulic cylinder (53), a pressure rod (54), a cutter (55), a bending die (56), a fixing screw (57) and a rotating handle (58). The front and rear sides of the mounting plate (3) are connected to the connecting plate (51). The right side of the connecting plate (51) is connected to the fixing frame (52). The front and rear parts of the fixing frame (52) are connected to the hydraulic cylinder (53). The telescopic end of the hydraulic cylinder (53) is connected to the pressure rod (54). The upper part of the pressure rod (54) is connected to the cutter (55). The cutter (55) is located above the groove (4). The lower part of the pressure rod (54) is connected to the cutting knife (55). A bending mold (56) is connected, and the bending mold (56) is also rotatably connected between the front and rear parts of the fixing frame (52). A fixing screw (57) is threadedly connected to the lower side of the front part of the fixing frame (52), and the fixing screw (57) contacts the lower bending mold (56). A rotating handle (58) is connected to the front part of the bending mold (56). The fixing screw (57) is rotated to make the fixing screw (57) detach from the lower bending mold (56), and then the adjusting rotating handle (58) is rotated to adjust the corresponding shape of the lower bending mold (56) to the upper side. After the adjustment is completed, the fixing screw (57) is tightened to fix the lower bending mold (56).

3. A sheet metal bending device according to claim 2, characterized in that: The invention also comprises a correction mechanism (6), the correction mechanism (6) comprising a fixed frame (61), a movable frame (62), a correction wheel (63) and a correction plate (64), the fixed frame (61) being connected between the front and rear sides of the left portion of the mounting plate (3), the front and rear sides of the fixed frame (61) being slidably connected to the movable frame (62), the lower side of the movable frame (62) being rotatably connected to the correction wheel (63), the correction wheel (63) being in contact with the mounting plate (3), the right side of the movable frame (62) being connected to the correction plate (64), the correction plate (64) being in contact with the mounting plate (3), the position of the movable frame (62) on the fixed frame (61) being adjusted, and then the metal sheet is pushed from the left portion onto the mounting plate (3), so that the metal sheet moves between the correction wheels (63), driving the correction wheel (63) to rotate, and then moves between the correction plates (64), and finally moves to the bending mold (56).

4. A sheet metal bending device according to claim 2, characterized in that: A handle is provided on the underside of the fixing screw (57).

5. The sheet metal bending device according to claim 2, characterized in that: A grip rod is provided on the rotating handle (58).

6. A sheet metal bending device according to claim 3, characterized in that: The movable frame (62) is provided with fixing parts.

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