Efficient neodymium-iron-boron magnet cutting device

Abstract

The utility model discloses an efficient neodymium iron boron magnet cutting device which comprises a workbench, a supporting frame is arranged on the upper surface of the workbench, a driving motor is fixedly connected to the interior of the workbench, a cavity is formed in the workbench, and a transmission gear is rotationally connected to the inner wall of the cavity of the workbench. Two limiting clamping plates are slidably connected to the surface of the workbench, and linkage racks are fixedly connected to the side surfaces of the lower ends of the limiting clamping plates. According to the efficient neodymium-iron-boron magnet cutting device, limiting clamping plates and an upper pressing plate are arranged, when the efficient neodymium-iron-boron magnet cutting device works, the two limiting clamping plates slide oppositely to clamp and fix raw materials, meanwhile, first piston columns on the surfaces of the limiting clamping plates are extruded to push air to second piston columns, and the second piston columns drive the upper pressing plate to slide downwards; and therefore, the upper surface of the raw material is pressed and fixed, the raw material is prevented from tilting in the machining process, and the fixing efficiency and convenience are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of NdFeB magnet processing, in particular to a highly efficient NdFeB magnet cutting device. Background Art

[0002] Neodymium magnets, also known as NdFeB magnets, are tetragonal crystals formed by neodymium, iron, and boron. NdFeB magnets are widely used in electronic products such as hard drives, mobile phones, headphones, and battery-powered tools.

[0003] After sintering and testing, NdFeB magnets often need to be machined according to the shape used by customers or final products. Cutting is a frequently used processing method. In order to reduce the deviation of raw materials, existing cutting devices generally set clamps on the side to fix the raw materials. However, the vertically moving cutting knife easily causes the raw materials to tilt, affecting the effect of continuous cutting of the raw materials. Constant adjustment is required, which reduces work efficiency. Utility Model Content

[0004] The purpose of the utility model is to provide an efficient NdFeB magnet cutting device to solve the problem that the vertically moving cutting knife proposed in the above background technology easily causes the raw material to tilt, affecting the effect of continuous cutting of the raw material and requiring constant adjustment, thereby reducing the work efficiency.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an efficient NdFeB magnet cutting device, comprising a workbench, a support frame is arranged on the upper surface of which, a driving motor is fixedly connected to the interior of the workbench, and a cavity is arranged inside the workbench, the inner wall of the cavity of the workbench is rotatably connected to a transmission gear, two limit clamps are slidably connected to the surface of the workbench, a linkage rack is fixedly connected to the lower end side surface of the limit clamp, a first piston column is slidably connected to the surface of the limit clamp, and an upper pressure plate is slidably connected to the surface of the limit clamp, a second piston column is slidably connected to the interior of the limit clamp, an electric push rod is fixedly connected to the surface of the support frame of the workbench, and the output end of the electric push rod passes through the support frame of the workbench, and a cutting knife is fixedly installed on the output end of the electric push rod.

[0006] Preferably, the output end of the driving motor is fixedly connected to the rotating shaft of the transmission gear, a tooth block is provided on the surface of the linkage rack, and the two linkage racks are meshedly connected with the transmission gear through the tooth block.

[0007] By adopting the above technical solution, the output end of the driving motor drives the transmission gear to rotate, so that the transmission gear drives the two linked racks to slide.

[0008] Preferably, a spring is connected between the first piston column and the limiting clamp, and the first piston column is communicated with the second piston column, the lower end of the second piston column is fixedly connected to the upper surface of one end of the upper pressure plate, and a spring is connected between the upper pressure plate and the limiting clamp.

[0009] By adopting the above technical solution, the first piston rod is driven to slide by extrusion of the raw material, so that the first piston rod pushes the air toward the second piston rod.

[0010] Preferably, an automatic material pushing mechanism is provided on the surface of the workbench, which drives a material pushing column to move and push the material by repelling the second magnet through the first magnet.

[0011] By adopting the above technical solution, the automatic material pushing mechanism of the workbench causes the first magnet to repel the second magnet, thereby driving the material pushing column to move and push the material.

[0012] Preferably, the automatic pushing mechanism includes a limit plate, which is rotatably connected to the outer surface of the cutting knife, an installation box is fixed on the upper surface of the workbench, and a groove is provided on the upper surface of one end of the installation box, and a connecting slide is slidably connected to the inner wall of the installation box groove, the upper end of the connecting slide is rotatably connected to a support plate, a first magnet is fixed to the side surface of the lower end of the connecting slide, a pushing column is slidably connected to the surface of the installation box, and a second magnet is fixedly connected to one end of the pushing column.

[0013] By adopting the above technical solution, the support plate is driven to rotate by the limiting plate, so that the support plate drives the connecting slide plate to slide upward.

[0014] Preferably, the lower surface of one end of the limiting plate is designed to be inclined, a clamping plate is provided on the side surface of the cutting knife, and the clamping plate of the cutting knife is located below the limiting plate, and the supporting plate is slidably connected to the mounting box.

[0015] By adopting the above technical solution, after the connecting slide plate slides upward, it drives the first magnet on the surface to slide away from the second magnet.

[0016] Preferably, a spring is connected between the connecting slide plate and the mounting box, a spring is connected between the pushing column and the mounting box, and the magnetic poles of the ends of the first magnet and the second magnet facing each other are opposite.

[0017] By adopting the above technical solution, after the second magnet is not restricted, the material can be pushed by pulling the pushing column.

[0018] Compared with the prior art, the utility model has the following beneficial effects: the efficient NdFeB magnet cutting device:

[0019] 1. A limit clamp and an upper pressing plate are provided so that when the device is working, the two limit clamps slide toward each other to clamp and fix the raw material. At the same time, the first piston column on the surface of the limit clamp is squeezed to push the air to the second piston column, so that the second piston column drives the upper pressing plate to slide down, thereby pressing and fixing the upper surface of the raw material to prevent the raw material from warping during the processing, thereby improving the efficiency and convenience of fixing;

[0020] 2. A push column and a second magnet are provided, so that when the device is working, the cutting knife drives the limit plate to rise, so that the limit plate drives the support plate to rotate, and the support plate drives the connecting slide plate at the lower end to slide upward, and at the same time, the connecting slide plate drives the first magnet away from the second magnet, so that the spring pulls the push column to slide, which is convenient for the push column to push the cut raw materials after processing, thereby improving the practicality of the device;

[0021] 3. A transmission gear and a linkage rack are provided so that when the device is working, the transmission gear is driven to rotate by the driving motor, so that the transmission gear drives the linkage rack to move, thereby making the limit clamping plate at one end of the linkage rack slide to clamp the raw material, so that the two limit clamping plates move at the same distance to improve the clamping effect and facilitate the rapid positioning of the raw material. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 This is a schematic diagram of the three-dimensional structure of the connection between the workbench and the limiting clamp plate of the utility model;

[0023] Figure 2 This is a schematic diagram of the three-dimensional structure of the connection between the workbench and the installation box of the utility model;

[0024] Figure 3 This is a schematic diagram of the three-dimensional structure of the utility model connecting the electric push rod and the cutting knife;

[0025] Figure 4 This is a schematic diagram of the three-dimensional structure of the connection between the first piston column and the upper pressure plate of the utility model;

[0026] Figure 5 This is a schematic diagram of the three-dimensional structure of the upper pressing plate and the second piston column connected to the utility model;

[0027] Figure 6 It is a schematic diagram of the three-dimensional structure of the push rod and the second magnet connected to the utility model.

[0028] In the figure: 1. workbench; 2. driving motor; 3. transmission gear; 4. limit clamp; 5. linkage rack; 6. first piston column; 7. upper pressure plate; 8. second piston column; 9. electric push rod; 10. cutting knife; 11. limit plate; 12. installation box; 13. connecting slide plate; 14. support plate; 15. first magnet; 16. push column; 17. second magnet. DETAILED DESCRIPTION

[0029] 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.

[0030] See also Figure 1-6 The utility model provides a technical solution: an efficient NdFeB magnet cutting device, comprising a workbench 1, a driving motor 2, a transmission gear 3, a limiting clamping plate 4, a linkage rack 5, a first piston column 6, an upper pressure plate 7, a second piston column 8, an electric push rod 9, a cutting knife 10, a limiting plate 11, an installation box 12, a connecting slide plate 13, a support plate 14, a first magnet 15, a pushing column 16 and a second magnet 17. The workbench 1 is provided with a support frame on its upper surface, the output end of the driving motor 2 is fixedly connected to the rotating shaft of the transmission gear 3, a tooth block is provided on the surface of the linkage rack 5, and two linkage racks 5 are meshed with the transmission gear 3 through the tooth block. When using the device, the raw material is first placed between the two limiting clamping plates 4, and then the driving motor 2 drives the transmission gear 3 to rotate, so that the transmission gear 3 drives the two linkage racks 5 to slide through the tooth block, and the linkage rack 5 drives the limiting clamping plate 4 at one end to slide, so that the two limiting clamping plates 4 slide close to clamp and fix the raw material.

[0031] A driving motor 2 is fixedly connected to the inside of the workbench 1, and a cavity is provided inside the workbench 1. A spring is connected between the first piston column 6 and the limiting clamp 4, and the first piston column 6 is communicated with the second piston column 8. The lower end of the second piston column 8 is fixedly connected to the upper surface of one end of the upper pressure plate 7, and a spring is connected between the upper pressure plate 7 and the limiting clamp 4. While clamping the raw material, the first piston column 6 is pushed to slide away, so that the first piston column 6 pushes the air toward the second piston column 8, so that the second piston column 8 drives the upper pressure plate 7 to descend, thereby pressing and fixing the upper surface of the raw material to prevent it from warping during processing.

[0032] The inner wall of the cavity of the workbench 1 is rotatably connected with a transmission gear 3, and the surface of the workbench 1 is slidably connected with two limit clamps 4, and the lower end side surfaces of the limit clamps 4 are fixedly connected with a linkage rack 5. The surface of the workbench 1 is provided with an automatic pushing mechanism, which repels the second magnet 17 through the first magnet 15 to drive the pushing column 16 to move and push the material. During operation, the cutting knife 10 is driven down by the electric push rod 9 for processing. At this time, the inclined surface of the limit plate 11 contacts the support plate 14, so that the rotation of the limit plate 11 does not limit the support plate 14, and when the cutting knife 10 rises, the limit plate 11 is limited by the clamping plate of the cutting knife 10.

[0033] The surface of the limiting clamp 4 is slidably connected to the first piston column 6, and the surface of the limiting clamp 4 is slidably connected to the upper pressure plate 7, the inside of the limiting clamp 4 is slidably connected to the second piston column 8, the automatic pushing mechanism includes a limiting plate 11, which is rotatably connected to the outer surface of the cutting knife 10, a mounting box 12 is fixed on the upper surface of the workbench 1, and a groove is provided on the upper surface of one end of the mounting box 12, and a connecting slide 13 is slidably connected to the inner wall of the groove of the mounting box 12, the upper end of the connecting slide 13 is rotatably connected to the support plate 14, and the side surface of the lower end of the connecting slide 13 is fixed with a first magnet 15, the surface of the mounting box 12 is slidably connected to a pushing column 16, and one end of the pushing column 16 is fixedly connected to the second magnet 17, so that the limiting plate 11 drives the support plate 14 to rotate, and one end of the support plate 14 drives the connecting slide 13 to slide up.

[0034] An electric push rod 9 is fixedly connected to the surface of the support frame of the workbench 1, and the output end of the electric push rod 9 passes through the support frame of the workbench 1, and a cutting knife 10 is fixedly installed on the output end of the electric push rod 9, the lower surface of one end of the limit plate 11 is inclined, a clamping plate is provided on the side surface of the cutting knife 10, and the clamping plate of the cutting knife 10 is located below the limit plate 11, the support plate 14 and the mounting box 12 are slidably connected, a spring is connected between the connecting slide 13 and the mounting box 12, a spring is connected between the pushing column 16 and the mounting box 12, the first magnet 15 and the second magnet 17 have opposite magnetic poles at one end, and the connecting slide 13 slides up, driving the first magnet 15 away from the second magnet 17, so that the spring pulls the pushing column 16 to slide, which is convenient for the pushing column 16 to push the cut raw materials to unload, thereby improving practicality.

[0035] Working principle: When using the efficient NdFeB magnet cutting device, first place the raw material between the two limit clamps 4, then drive the transmission gear 3 to rotate through the driving motor 2, so that the transmission gear 3 drives the two linkage racks 5 to slide, so that the linkage racks 5 drive the limit clamps 4 to clamp the raw material, and at the same time the first piston column 6 is squeezed and slid, so that the air is guided to the second piston column 8, and then the second piston column 8 drives the upper pressure plate 7 to press the upper surface of the raw material, and the cutting knife 10 is driven to work by the electric push rod 9. When the cutting knife 10 rises, it drives the support plate 14 to slide through the limit plate 11, so that the support plate 14 drives the connecting slide plate 13 and the first magnet 15 away from the second magnet 17, so that the spring pulls the pushing column 16 to slide, thereby pushing the cut raw material, increasing the overall practicality.

[0036] 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. An efficient NdFeB magnet cutting device, comprising a workbench (1), the upper surface of which is provided with a support frame, characterized in that: The workbench (1) is fixedly connected to a driving motor (2) inside, and a cavity is provided inside the workbench (1). The inner wall of the cavity of the workbench (1) is rotatably connected to a transmission gear (3). The surface of the workbench (1) is slidably connected to two limit clamps (4). The lower end side surface of the limit clamps (4) is fixedly connected to a linkage rack (5). The surface of the limit clamps (4) is slidably connected to a first piston column (6), and the surface of the limit clamps is slidably connected to an upper pressure plate (7). The inside of the limit clamps (4) is slidably connected to a second piston column (8). The surface of the support frame of the workbench (1) is fixedly connected to an electric push rod (9), and the output end of the electric push rod (9) passes through the support frame of the workbench (1), and a cutting knife (10) is fixedly installed on the output end of the electric push rod (9).

2. An efficient NdFeB magnet cutting device according to claim 1, characterized in that: The output end of the driving motor (2) is fixedly connected to the rotating shaft of the transmission gear (3); a tooth block is provided on the surface of the linkage rack (5); and the two linkage racks (5) are meshedly connected with the transmission gear (3) via the tooth block.

3. The efficient NdFeB magnet cutting device according to claim 1, characterized in that: A spring is connected between the first piston column (6) and the limiting clamp (4), and the first piston column (6) is connected to the second piston column (8), the lower end of the second piston column (8) is fixedly connected to the upper surface of one end of the upper pressure plate (7), and a spring is connected between the upper pressure plate (7) and the limiting clamp (4).

4. The efficient NdFeB magnet cutting device according to claim 1, characterized in that: The surface of the workbench (1) is provided with an automatic material pushing mechanism, which drives a material pushing column (16) to move and push materials by repelling a second magnet (17) through a first magnet (15).

5. The efficient NdFeB magnet cutting device according to claim 4, characterized in that: The automatic material pushing mechanism comprises a limit plate (11), which is rotatably connected to the outer surface of the cutting knife (10); a mounting box (12) is fixed on the upper surface of the workbench (1), and a groove is provided on the upper surface of one end of the mounting box (12); a connecting slide plate (13) is slidably connected to the inner wall of the groove of the mounting box (12); the upper end of the connecting slide plate (13) is rotatably connected to a supporting plate (14); a first magnet (15) is fixed to the side surface of the lower end of the connecting slide plate (13); a material pushing column (16) is slidably connected to the surface of the mounting box (12), and a second magnet (17) is fixedly connected to one end of the material pushing column (16).

6. The efficient NdFeB magnet cutting device according to claim 5, characterized in that: The lower surface of one end of the limiting plate (11) is designed to be inclined, a clamping plate is provided on the side surface of the cutting knife (10), and the clamping plate of the cutting knife (10) is located below the limiting plate (11), and the supporting plate (14) is slidably connected to the installation box (12).

7. The efficient NdFeB magnet cutting device according to claim 5, characterized in that: A spring is connected between the connecting slide plate (13) and the mounting box (12), a spring is connected between the pushing column (16) and the mounting box (12), and the magnetic poles of the ends of the first magnet (15) and the second magnet (17) facing each other are opposite.

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