Bending mechanism for bending machine

Abstract

The bending mechanism for the bending machine comprises a machine frame and a fixed frame vertically arranged at the top of the machine frame, a movable frame is movably arranged on the fixed frame, the movable frame is transversely located at the top of the machine frame, one end of the movable frame is in driving connection with a stamping plate, and the stamping plate is vertically located on the side edge of the top of the machine frame. A workpiece containing table is arranged between the machine frame and the stamping plate, the workpiece containing table is transversely located on the side edge of the top of the machine frame, the workpiece containing table is located below the stamping plate in parallel, a pedal is arranged between the movable frame and the machine frame, the pedal is transversely located at the bottom of the machine frame, and the pedal is in driving connection with the movable frame. The pedal drives the movable frame and the stamping plate to move up and down on the side edge of the top of the rack, and therefore a workpiece transversely placed on the top of the workpiece containing table is bent.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of bending equipment, more particularly, it relates to a bending mechanism for a bending machine. BACKGROUND

[0002] The bending machine is a kind of machine capable of bending sheet, and the traditional bending machine relies on manual operation and bends the sheet, so that the operator needs to manually position the sheet before manually driving the pressing plate to bend the sheet, which requires the operator to frequently perform hand operations, thereby increasing the labor intensity of the operator and reducing the bending efficiency. CONTENT OF THE UTILITY MODEL

[0003] In view of the above-mentioned deficiencies of the prior art, the purpose of the present application is to provide a bending mechanism for a bending machine, which comprises a rack and a fixed frame vertically arranged on the top of the rack, an activity frame is movably arranged on the fixed frame, and the activity frame is horizontally located on the top of the rack, a stamping plate is drivingly connected to one end of the activity frame, and the stamping plate is vertically located on the side of the top of the rack, a workpiece placing table is arranged between the rack and the stamping plate, and the workpiece placing table is horizontally located at the side of the top of the rack, and the workpiece placing table is parallelly located below the stamping plate, a foot pedal is arranged between the activity frame and the rack, and the foot pedal is horizontally located at the bottom of the rack, and the foot pedal is drivingly connected with the activity frame, the activity frame and the stamping plate are driven to move up and down on the side of the top of the rack by the foot pedal, so as to bend the workpiece horizontally placed on the top of the workpiece placing table.

[0004] Preferably, a gas pump is drivingly connected to one side of the foot pedal, and the gas pump is horizontally located in the interior of the rack, and the foot pedal is drivingly connected with the activity frame through the gas pump.

[0005] Preferably, driving air cylinders are pipeline-connected to both sides of the gas pump, and the driving air cylinders are vertically located at the top end of the interior of the rack, and one end of each driving air cylinder penetrates the rack and is drivingly connected with the activity frame.

[0006] Preferably, a bending groove is formed on the workpiece placing table, and the bending groove is horizontally located on the top of the workpiece placing table, and the stamping plate is in stamping cooperation with the bending groove.

[0007] Preferably, a moving limiting plate is drivingly arranged on the top of the rack, and the moving limiting plate is horizontally located at the bottom end of the interior of the fixed frame, and the moving limiting plate is parallelly located on the top of the workpiece placing table, the moving limiting plate and the stamping plate are parallel to each other, the moving limiting plate reciprocally moves at the side of the stamping plate, and the side of the moving limiting plate is in contact with the side of the workpiece horizontally placed on the top of the workpiece placing table.

[0008] Preferably, the moving limiting plate is provided with a rack, the rack is horizontally installed on both sides of the bottom of the moving limiting plate, and the rack and the moving limiting plate are movably connected, a gear shaft is rotatably arranged in the fixed frame and engaged with the rack, and the gear shaft horizontally penetrates the fixed frame on both sides and is drivingly connected with the moving limiting plate through the rack.

[0009] Preferably, a rotating wheel is horizontally rotatably arranged on the side of the fixed frame, one end of the rotating wheel is drivingly connected with the gear shaft, and the rotating wheel is drivingly connected with the rack through the gear shaft.

[0010] Preferably, a scale is formed on the moving limiting plate, the scale is horizontally located on one side of the top of the moving limiting plate, and the scale moves synchronously with the moving limiting plate, a pointer is horizontally formed in the fixed frame, and the pointer is parallel to and aligned with the scale.

[0011] In summary, the application has the following beneficial effects:

[0012] After the workpiece is placed on the top of the workpiece placing table, the operator steps on the foot pedal while driving the movable frame together with the stamping plate to move on the top side of the rack until the bottom of the stamping plate contacts and presses the top of the workpiece placed on the workpiece placing table, so as to realize stamping and bending of the workpiece placed horizontally on the top of the workpiece placing table. In this embodiment, the mode of driving the stamping plate to stamp and bend the workpiece by the foot pedal driven by the foot instead of the traditional bending machine relying on manual driving of the pressing plate to bend the sheet reduces the hand operation of the operator, effectively solves the technical problem that the operator needs to manually position the sheet and then manually drive the pressing plate to bend the sheet during the bending work of the traditional bending machine, and the operator needs to frequently perform hand operation, which not only increases the labor intensity of the operator, but also reduces the bending efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a schematic view of the overall structure of a bending mechanism for a bending machine.

[0014] Figure 2 It is another schematic view of the structure of a bending mechanism for a bending machine.

[0015] Figure 3 It is Figure 1 the enlarged structure schematic view of A in FIG. 4;

[0016] Figure 4 It is Figure 2 the enlarged structure schematic view of B in FIG. 4;

[0017] Figure 5 It is another schematic view of the structure of a bending mechanism for a bending machine.

[0018] Reference signs: 1, rack; 2, fixed frame; 3, movable frame; 4, stamping plate; 5, workpiece placing table; 6, foot pedal; 7, air pump; 8, driving cylinder; 9, bending groove; 10, moving limiting plate; 11, rack; 12, gear shaft; 13, rotating wheel; 14, scale; 15, pointer. DETAILED DESCRIPTION

[0019] In order to make the technical problems to be solved by the present application, technical solutions and beneficial effects clearer, the present application will be further described in detail below in combination with the drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present application, and are not used to limit the present application.

[0020] It should be noted that when a component is referred to as "fixed to" or "disposed on" another component, it can be directly on the other component or indirectly on the other component. When a component is referred to as "connected to" another component, it can be directly or indirectly connected to the other component.

[0021] It should be understood that the terms "length", "width", "upper", "lower", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only used to facilitate the description of the present application and simplify the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application.

[0022] In addition, the terms "first", "second" are only used for description purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features defined with "first", "second" can explicitly or implicitly include one or more of the features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise specifically limited.

[0023] A bending mechanism for a bending machine, see Figures 1 to 5The utility model relates to a kind of bending machine, including rack 1 and fixed frame 2 vertically arranged at the top of rack 1, the movable frame 3 is movably arranged on the fixed frame 2, and the movable frame 3 is transversely located at the top of rack 1, one end of the movable frame 3 is drivingly connected with stamping plate 4, and the stamping plate 4 is vertically located at the side of the top of rack 1, workpiece placing table 5 is arranged between the rack 1 and the stamping plate 4, and the workpiece placing table 5 is transversely located at the side of the top of rack 1, and the workpiece placing table 5 is parallelly located below the stamping plate 4, footboard 6 is arranged between the movable frame 3 and the rack 1, and the footboard 6 is transversely located at the bottom of rack 1, and the footboard 6 is drivingly connected with the movable frame 3, the movable frame 3 is driven to move up and down on the side of the top of rack 1 together with the stamping plate 4 by the footboard 6, so as to bend the workpiece placed transversely on the top of workpiece placing table 5, in the embodiment, after the workpiece is placed on the top of workpiece placing table 5, the operator drives the movable frame 3 to move on the side of the top of rack 1 together with the stamping plate 4 by stepping down the footboard 6, until the bottom of stamping plate 4 contacts and exerts pressure on the top of the workpiece placed on workpiece placing table 5, so as to realize stamping and bending of the workpiece placed transversely on the top of workpiece placing table 5, after the workpiece is bent, the foot of the operator is moved away from the footboard 6, at the moment when the foot is moved away, the force on the footboard 6 disappears, at this time, the footboard 6 gradually returns to original position, while the movable frame 3 together with the stamping plate 4 also gradually moves on the side of the top of rack 1 to return to original position, at this time, the bent workpiece can be taken, the utility model drives the stamping plate 4 to stamp and bend the workpiece by foot to drive the footboard 6, instead of traditional bending machine relying on manual driving of pressing plate to bend sheet, reduce the hand operation of operator, effectively solve the technical problems that traditional bending machine needs to be manually positioned by operator before manually driving pressing plate to bend sheet during bending, leading to frequent hand operation of operator, not only increase the labor intensity of operator, but also low bending efficiency.

[0024] The foot pedal 6 is drivenly connected with a pump 7, and the pump 7 is horizontally located in the rack 1, and the foot pedal 6 is drivenly connected with the movable frame 3 through the pump 7, in this embodiment, after the operator steps on the foot pedal 6, the foot pedal 6 will synchronously drive the pump 7 to start the piston movement, at this time, the pump 7 will compress the external gas and generate compressed gas, and the movable frame 3 is driven to move up and down on the top side of the rack 1 through the compressed gas, so as to realize the stamping and bending action on the workpiece horizontally placed on the top of the workpiece placing table 5, and the pump 7 in this embodiment can also be connected with the external gas supply device pipeline to drive the pump 7 to move instead of the operator operating the foot pedal 6 to drive the pump 7 to move, and the above operation can also realize the stamping and bending work on the workpiece horizontally placed on the top of the workpiece placing table 5, and further improve the practicability of this embodiment, in addition, the pump 7 can compress the gas through the piston movement, which belongs to the existing knowledge, so the function principle is not described in detail here.

[0025] The pump 7 is connected with a drive cylinder 8 on both sides, and the drive cylinder 8 is vertically located at the top end of the rack 1, and one end of the drive cylinder 8 penetrates the rack 1 and is drivenly connected with the movable frame 3, in this embodiment, the compressed gas generated by the piston movement of the pump 7 driven by the foot pedal 6 is transported into the drive cylinder 8 and drives the drive cylinder 8 to move, so as to drive the movable frame 3 and the stamping plate 4 to move up and down on the top side of the rack 1, and then to stamp and bend the workpiece horizontally placed on the top of the workpiece placing table 5.

[0026] The workpiece placing table 5 is formed with a bending groove 9, and the bending groove 9 is horizontally located on the top of the workpiece placing table 5, and the stamping plate 4 is in stamping cooperation with the bending groove 9, in this embodiment, after the workpiece is placed on the top of the workpiece placing table 5, the workpiece will be covered on the top of the bending groove 9, after the bottom of the stamping plate 4 contacts and presses the top of the workpiece placed on the workpiece placing table 5, the bottom of the workpiece will be trapped in the bending groove 9 and gradually fit with the inner wall of the bending groove 9, and finally realize the stamping and bending of the workpiece horizontally placed on the top of the workpiece placing table 5, and the bending shape of the workpiece is related to the shape of the bending groove 9, so the specific shape of the bending groove 9 needs to be selected and determined according to the actual situation, and in this embodiment, it is not limited.

[0027] The rack 1 top drive is provided with a moving limiting plate 10, and the moving limiting plate 10 is transversely located at the bottom end of the fixed frame 2, and the moving limiting plate 10 is parallel to the top of the workpiece placing table 5, the moving limiting plate 10 is parallel to the stamping plate 4, and the moving limiting plate 10 reciprocates at the side of the stamping plate 4, and the side of the moving limiting plate 10 is in contact with the side of the workpiece transversely placed on the top of the workpiece placing table 5. In this embodiment, after the workpiece is transversely placed on the top of the workpiece placing table 5, the side of the workpiece will abut against the side of the moving limiting plate 10, so when the moving limiting plate 10 is driven to move in position on the top of the rack 1, the moving limiting plate 10 will simultaneously drive the abutting workpiece to move in position, so that the different bending positions of the workpiece transversely placed on the top of the workpiece placing table 5 can be changed and limited, effectively improving the practicality of the embodiment.

[0028] The moving limiting plate 10 is provided with a rack 11, and the rack 11 is transversely installed on the bottom of the moving limiting plate 10, and the rack 11 is movably connected with the moving limiting plate 10, the fixed frame 2 is rotatably provided with a gear shaft 12 engaged with the rack 11, and the gear shaft 12 is transversely penetrated through the fixed frame 2 on both sides, and the gear shaft 12 is drivenly connected with the moving limiting plate 10 through the rack 11. In this embodiment, when the gear shaft 12 and the rack 11 are engaged for transmission, the rack 11 can drive the moving limiting plate 10 to move synchronously, thereby realizing the reciprocating movement of the moving limiting plate 10 at the side of the stamping plate 4.

[0029] The fixed frame 2 is transversely rotatably provided with a rotating wheel 13, one end of the rotating wheel 13 is drivingly connected with the gear shaft 12, and the rotating wheel 13 is drivingly connected with the rack 11 through the gear shaft 12. In this embodiment, when the operator drives the rotating wheel 13 to rotate, the rotating wheel 13 drives the gear shaft 12 and the rack 11 to rotate synchronously, thereby driving the moving limiting plate 10 to reciprocate at the side of the stamping plate 4.

[0030] The moving limiting plate 10 is formed with a scale 14, and the scale 14 is transversely located on one side of the top of the moving limiting plate 10, and the scale 14 moves synchronously with the moving limiting plate 10, the fixed frame 2 is transversely formed with a pointer 15, and the pointer 15 is parallel and aligned with the scale 14. In this embodiment, by providing the scale 14 and the pointer 15, when the moving limiting plate 10 drives the scale 14 to reciprocate at the side of the stamping plate 4, the pointer 15 will be aligned with the line segments at different positions on the scale 14, so that the distance of the moving limiting plate 10 reciprocating at the side of the stamping plate 4 is more specific, and by the cooperation between the scale 14 and the pointer 15, the operator can directly read the moving distance, further improving the practicality of the embodiment.

[0031] The above examples are only an explanation of the present application, which is not a limitation of the present application, and those skilled in the art can make modifications to the present examples without creative contribution after reading the present specification, but as long as it is within the scope of the claims of the present application, it is protected by the patent law.

Claims

1. A bending mechanism for a bending machine, characterized in that, The device includes a frame and a fixed frame vertically mounted on top of the frame. A movable frame is movably mounted on the fixed frame and is horizontally located on top of the frame. One end of the movable frame is driven to connect to a stamping plate, which is vertically located on the top side of the frame. A workpiece placement platform is provided between the frame and the stamping plate, and is horizontally located on the top side of the frame and parallel to the stamping plate below. A foot pedal is provided between the movable frame and the frame, and is horizontally located at the bottom of the frame. The foot pedal is driven to connect to the movable frame, which, along with the stamping plate, moves up and down on the top side of the frame via the foot pedal, thereby bending the workpiece horizontally placed on top of the workpiece placement platform.

2. The bending mechanism for a bending machine according to claim 1, characterized in that, An air pump is driven to one side of the foot pedal, and the air pump is located laterally inside the frame. The foot pedal is driven to the movable frame through the air pump.

3. The bending mechanism for a bending machine according to claim 2, characterized in that, The air pump has a drive cylinder connected to each other by pipes on both sides. The drive cylinder is located vertically at the top of the machine frame, and one end of the drive cylinder passes through the machine frame and is connected to the movable frame.

4. A bending mechanism for a bending machine according to claim 1, characterized in that, The workpiece placement platform is formed with a bending groove, which is located laterally at the top of the workpiece placement platform, and the stamping plate is stamped in conjunction with the bending groove.

5. A bending mechanism for a bending machine according to claim 1, characterized in that, The top of the frame is driven by a movable limiting plate, which is located laterally at the bottom of the fixed frame and parallel to the top of the workpiece placement table. The movable limiting plate is parallel to the stamping plate and moves back and forth on the side of the stamping plate. The side of the movable limiting plate contacts the side of the workpiece placed laterally on the top of the workpiece placement table.

6. A bending mechanism for a bending machine according to claim 5, characterized in that, The movable limiting plate is provided with a rack, which is horizontally installed on both sides of the bottom of the movable limiting plate, and the rack and the movable limiting plate are in movable engagement. The fixed frame is rotatably provided with a gear shaft that meshes with the rack gear, and the gear shaft passes through the fixed frame horizontally on both sides, and the gear shaft is driven to the movable limiting plate through the rack.

7. A bending mechanism for a bending machine according to claim 6, characterized in that, The fixed frame has a rotating wheel that rotates laterally on its side, and one end of the rotating wheel is driven to a gear shaft. The rotating wheel is also driven to a rack via the gear shaft.

8. A bending mechanism for a bending machine according to claim 5, characterized in that, A scale is formed on the movable limiting plate, and the scale is located horizontally on one side of the top of the movable limiting plate. The scale moves synchronously with the movable limiting plate. A pointer is formed horizontally inside the fixed frame, and the pointer is parallel and aligned with the scale.

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