Bending center servo power hinge cutter

Abstract

The utility model discloses a bending center servo power hinge knife, which relates to the technical field of hinge knives, and comprises a support frame, the support frame is fixedly connected with a transverse plate, the transverse plate is provided with a first threaded rod in a penetrating manner, the transverse plate is provided with three first sliding rods in a penetrating manner, the first threaded rod is rotatably connected with a first motor through a gear, and the first motor is rotatably connected with a second motor through a gear. The first motor is fixedly connected with a fixing block, a female cutter is installed in the fixing block, air cylinders are installed on the two sides of the supporting frame, the telescopic ends of the air cylinders are fixedly connected with clamping plates, and the lower end of the supporting frame is fixedly connected with a lifting mechanism. The moving speed and the pressure of the hinge cutter are driven by accurately controlling the rotating speed and the torque, the bending precision and the bending quality are guaranteed, and the bending requirements of different materials and thicknesses can be met.

Description

Technical Field

[0001] The utility model relates to the technical field of hinge knives, in particular to a bending center servo power hinge knife. Background Art

[0002] The bending center is a machine that can bend metal sheets. It is mainly used in the field of metal sheet processing. The hinge knife is a component of the bending center. When the bending is started, the hinge knife moves according to the set motion trajectory under the drive of the power device. It contacts the sheet and applies pressure to bend the sheet along the shape of the hinge knife to obtain a metal sheet with a complex shape.

[0003] In modern industrial production, the requirements for the accuracy and efficiency of sheet metal bending processing are constantly increasing. Traditional bending technology and tools gradually show their limitations when facing bending tasks of different materials and thicknesses. Utility Model Content

[0004] The utility model aims to solve the problems in the background technology and proposes a servo-powered hinge knife for a bending center.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A bending center servo-powered hinge knife comprises a support frame, the support frame is fixedly connected to a transverse plate, the transverse plate is penetrated by a first threaded rod, the transverse plate is penetrated by three first sliding rods, the first threaded rod is rotatably connected to a first motor through a gear, the first motor is fixedly connected to a fixed block, a mother knife is installed in the fixed block, cylinders are installed on both sides of the support frame, the telescopic ends of the cylinders are fixedly connected to clamps, and the lower end of the support frame is fixedly connected to a lifting mechanism.

[0007] Preferably, the lifting mechanism includes three second metal rods which are slidably connected to the side walls of the support frame, the second metal rods are fixedly connected to the lifting knife, the side wall of the lifting knife is installed with a second motor, the inner wall of the lower end of the support frame is fixedly connected with a cross bar, five second sliding rods are penetrated by the cross bar, a second threaded rod is penetrated by the cross bar, and the second threaded rod is rotationally connected to the output end of the second motor through a gear.

[0008] Preferably, the bottom of the lifting knife is rotatably connected to the top of the second threaded rod, and the bottom of the lifting knife is rotatably connected to the top of the second sliding rod.

[0009] Preferably, the top of the fixing block is rotatably connected to the bottom of the first sliding rod, and the top of the fixing block is rotatably connected to the bottom of the first threaded rod.

[0010] Preferably, four first metal rods are fixedly connected to both sides of the fixing block, and the first metal rods are slidably connected to the inner wall of the upper end of the supporting frame.

[0011] Preferably, a conveyor belt is provided below the mother knife, and a threaded hole is provided on the fixing block.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model provides a first motor and a second motor to accurately control the rotation speed and torque to drive the moving speed and pressure of the hinge knife, thereby ensuring the accuracy and quality of bending and being able to adapt to the bending requirements of different materials and thicknesses.

[0014] 2. The utility model ensures that the workpiece is firmly fixed during the bending process by arranging a cylinder and a clamping plate, reduces shaking and displacement, improves bending accuracy, flexibly adapts to workpieces of different sizes, and improves the versatility of the equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a rear view structural diagram of a servo-powered hinge knife for a bending center proposed by the utility model;

[0016] Figure 2 This is a schematic diagram of the bottom view of the structure of a servo-powered hinge knife for a bending center proposed by the utility model;

[0017] Figure 3 The utility model is a front view structural schematic diagram of a bending center servo power hinge knife.

[0018] In the figure: 1 support frame, 2 cross plate, 3 first threaded rod, 4 first slide bar, 5 first motor, 6 fixed block, 7 first metal rod, 8 mother knife, 9 threaded hole, 10 cylinder, 11 clamping plate, 12 second metal rod, 13 lifting knife, 14 second slide bar, 15 second motor, 16 second threaded rod, 17 cross bar, 18 conveyor belt. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0020] Reference Figure 1-3A servo-powered hinge knife for a bending center includes a support frame 1, which is composed of two parts, and the two parts are both L-shaped, but the lower end side walls have convex blocks, and the top inner wall of the support frame 1 is fixedly connected with a cross plate 2, and the two parts of the support frame 1 are connected through the cross plate 2, and the cross plate 2 is penetrated by a first threaded rod 3, and the first threaded rod 3 is threadedly connected to the cross plate 2, and the cross plate 2 is penetrated by three first sliding rods 4, and the first sliding rods 4 are slidably connected to the cross plate 2;

[0021] The first threaded rod 3 is rotatably connected to the first motor 5 through a gear, and the first motor 5 is fixedly connected to a fixed block 6. An opening is provided at the bottom of the fixed block 6, and the opening passes through the fixed block 6 on the left and right. A mother knife 8 is provided at the opening, which is composed of a rectangular parallelepiped and a triangular body. Cylinders 10 are installed on both sides of the support frame 1, and the telescopic end of the cylinder 10 is fixedly connected to a clamping plate 11, and the telescopic end of the cylinder 10 passes through the support frame 1, and the lower end of the support frame 1 is fixedly connected to a lifting mechanism;

[0022] The lifting mechanism includes three second metal rods 12 which are all slidably connected to the protrusion of the support frame 1, the second metal rods 12 are fixedly connected to the side wall of the lifting knife 13, a second motor 15 is installed on the front of the lifting knife 13, a cross bar 17 is fixedly connected to the inner wall of the lower end of the protrusion of the support frame 1, five second sliding rods 14 are arranged through the cross bar 17, and the second sliding rod 14 is slidably connected to the cross bar 17, a second threaded rod 16 is arranged through the cross bar 17, and the second threaded rod 16 is rotatably connected to the cross bar 17, and the second threaded rod 16 is rotatably connected to the output end of the second motor 15 through a gear;

[0023] The bottom of the lifting knife 13 is rotatably connected to the top of the second threaded rod 16, the bottom of the lifting knife 13 is rotatably connected to the top of the second sliding rod 14, the top of the fixed block 6 is rotatably connected to the bottom of the first sliding rod 4, the top of the fixed block 6 is rotatably connected to the bottom of the first threaded rod 3, four first metal rods 7 are fixedly connected on both sides of the fixed block 6, the first metal rods 7 are slidably connected to the inner wall of the upper end of the support frame 1, a conveyor belt 18 is arranged below the mother knife 8, and a threaded hole 9 is arranged on the side wall of the fixed block 6 at one end away from the first motor 5.

[0024] The detailed working process of the utility model is as follows:

[0025] First, place the workpiece on the conveyor belt 18, start the conveyor belt 18 to move the workpiece to the exact position, then start the cylinder 10, the cylinder 10 drives the clamping plate 11 to move to the middle to fix the workpiece, and then start the first motor 5, the first motor 5 drives the first threaded rod 3 to rotate, the rotation of the first threaded rod 3 drives the fixed block 6 and the mother knife 8 to move downward to press the workpiece.

[0026] After pressing the workpiece, start the second motor 15, the second motor 15 drives the second threaded rod 16 to rotate, and the rotation of the second threaded rod 16 drives the lifting knife 13 to move upward to bend the workpiece. When the mother knife 8 needs to be replaced, it is replaced through the threaded hole 9.

[0027] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A servo-powered hinge blade for a bending center, comprising a support frame (1), characterized in that: The support frame (1) is fixedly connected to a transverse plate (2), a first threaded rod (3) is passed through the transverse plate (2), three first sliding rods (4) are passed through the transverse plate (2), the first threaded rod (3) is rotatably connected to a first motor (5) through a gear, the first motor (5) is fixedly connected to a fixed block (6), a mother knife (8) is installed in the fixed block (6), cylinders (10) are installed on both sides of the support frame (1), the telescopic end of the cylinder (10) is fixedly connected to a clamping plate (11), and the lower end of the support frame (1) is fixedly connected to a lifting mechanism.

2. A bending center servo power hinge knife according to claim 1, characterized in that: The lifting mechanism comprises three second metal rods (12) which are all slidably connected to the side wall of the support frame (1); the second metal rods (12) are fixedly connected to the lifting knife (13); the side wall of the lifting knife (13) is installed with a second motor (15); the inner wall of the lower end of the support frame (1) is fixedly connected with a cross bar (17); five second sliding rods (14) are penetrated by the cross bar (17); a second threaded rod (16) is penetrated by the cross bar (17); the second threaded rod (16) is rotatably connected to the output end of the second motor (15) through a gear.

3. A bending center servo powered hinge knife according to claim 2, characterized in that: The bottom of the lifting knife (13) is rotatably connected to the top of the second threaded rod (16), and the bottom of the lifting knife (13) is rotatably connected to the top of the second sliding rod (14).

4. A bending center servo powered hinge knife according to claim 1, characterized in that: The top of the fixed block (6) is rotatably connected to the bottom of the first sliding rod (4), and the top of the fixed block (6) is rotatably connected to the bottom of the first threaded rod (3).

5. The servo-powered hinge blade for a bending center according to claim 1, characterized in that: Four first metal rods (7) are fixedly connected to both sides of the fixed block (6), and the first metal rods (7) are slidably connected to the inner wall of the upper end of the support frame (1).

6. A bending center servo powered hinge knife according to claim 1, characterized in that: A conveyor belt (18) is arranged below the mother knife (8), and a threaded hole (9) is arranged on the fixing block (6).

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