Cutting mechanism for cutting magnet

Abstract

A cutting mechanism for cutting a magnet comprises a cutting frame and a take-up and pay-off assembly used for taking up and paying off diamond wires, and a guide wheel assembly used for supporting the released diamond wires and arranging the diamond wires into a diamond wire row is arranged on the cutting frame; the multiple sets of guide wheel assemblies are arranged, every two adjacent guide wheel assemblies are not located on the same plane, the cutting frame comprises a first supporting frame and a second supporting frame, the first supporting frame and the second supporting frame are detachably installed, and each guide wheel assembly comprises a wheel body and a first driving piece used for driving the wheel body to rotate. A plurality of grooves for accommodating diamond wires are formed in the wheel body; the multiple sets of guide wheel assemblies are arranged on the first supporting frame and the second supporting frame correspondingly, and first driving pieces of the multiple sets of guide wheel assemblies drive the diamond wire row to move in a reciprocating mode through the wheel body to cut a to-be-cut workpiece. And due to the split type structural design of the cutting frame, the manufacturing cost is reduced, the flexibility of the guide wheel assembly is improved, and the guide wheel assembly can be conveniently expanded so as to meet the cutting requirements of workpieces of different sizes and shapes.

Description

Technical Field

[0001] The utility model relates to the technical field of magnet processing, and in particular discloses a cutting mechanism for cutting magnets. Background Art

[0002] In the current industrial production and scientific and technological fields, the application of magnetic materials is becoming more and more extensive. Magnets play an important role in many fields, from electronics, home appliances to automobiles, machinery manufacturing, etc. Therefore, higher requirements are also placed on the cutting and processing technology of magnetic materials. The cutting frame of the magnet multi-wire cutting mechanism in the prior art often adopts an integrated structure, which is difficult to manufacture, cannot adapt to some special or complex cutting requirements, and has relatively low flexibility. In addition, the pay-off roller and the take-up roller in the prior art are arranged on the same plane. This structure easily leads to problems such as large wiring resistance, complex tension control, and limited scalability. Utility Model Content

[0003] In order to overcome the shortcomings and deficiencies in the prior art, the purpose of the utility model is to provide a cutting mechanism for cutting magnets to solve the above technical problems.

[0004] To achieve the above-mentioned purpose, the utility model provides a cutting mechanism for cutting magnets, comprising a cutting frame and a wire-retracting and unretracting assembly for retracting and releasing diamond wires, the cutting frame being provided with a guide wheel assembly for supporting the released diamond wires and arranging the diamond wires into a diamond wire row; the guide wheel assembly comprising a wheel body rotatably arranged on the cutting frame and a first driving member for driving the wheel body to rotate, the wheel body being provided with a plurality of grooves for accommodating the diamond wires; the guide wheel assembly being provided with a plurality of groups, the cutting frame comprising a first supporting frame and a second supporting frame, the first supporting frame and the second supporting frame being detachably mounted, and the plurality of guide wheel assemblies being respectively arranged on the first supporting frame and the second supporting frame; the first driving members of the plurality of guide wheel assemblies driving the diamond wire row to reciprocate via the wheel body to cut the workpiece to be cut.

[0005] Furthermore, the first support frame and the second support frame are not in the same plane, a first connecting plate is provided at the bottom of the first support frame, a second connecting plate is provided at the top of the second support frame, and the first connecting plate and the second connecting plate are connected by a detachable fastener.

[0006] Furthermore, the guide wheel assembly is provided with 3 groups, 4 groups or 5 groups.

[0007] Furthermore, the guide wheel assembly is provided with three groups, and the three groups of guide wheel assemblies are respectively arranged on the first support frame and the second support frame to form a triangular structure. The free end of the wheel body is provided with a bearing, and the first support frame and the second support frame are provided with a bearing ring for installing the bearing.

[0008] Furthermore, the cutting mechanism also includes a main frame, the wire reeling and unreeling assembly includes a wire reeling module and a wire unreeling module, the wire unreeling module includes a movable seat slidably arranged on the main frame, a second driving member arranged on the movable seat, and a wire roller connected to the output shaft of the second driving member for winding or releasing the diamond wire; the second driving member is used to drive the wire roller to rotate to wind or release the diamond wire to the wheel body, and the wire roller penetrates and rotates on the main frame.

[0009] Furthermore, the main frame is provided with a tensioning assembly for tensioning the diamond wire released by the wire-releasing module and the diamond wire to be taken back by the wire-retrieving module; the tensioning assembly includes a swing arm, a swinging wire wheel and a fixed wire wheel, the fixed wire wheel is rotatably arranged on the main frame, one end of the swing arm is rotatably connected to the main frame, and the swinging wire wheel is rotatably arranged at the other end of the swing arm, and the swinging wire wheel and the fixed wire wheel are both provided with grooves for accommodating the diamond wire.

[0010] Furthermore, the wire-taking module has the same structure as the wire-paying module, and the rotation direction of the wire roller of the wire-taking module is opposite to the rotation direction of the wire roller of the wire-paying module.

[0011] Furthermore, at least two reversing wheels are rotatably arranged on one side of the cutting frame, the rotation axis of any one of the reversing wheels is arranged parallel to the rotation axis of the wheel body, and the rotation axes of two adjacent reversing wheels are arranged crosswise to each other; the diamond wire released by the wire-retracting assembly is output to the wheel body via one reversing wheel, and the diamond wire carried by the wheel body is retracted by the wire-retracting assembly via another reversing wheel.

[0012] Furthermore, the cutting frame is provided with a cooling component for cooling the guide wheel assembly, and the cooling component includes a spray pipe arranged through the cutting frame, one end of the spray pipe is connected to an external coolant supply device, and the other end of the spray pipe extends between two adjacent wheel bodies to spray the external coolant onto the diamond wire carried by the wheel body.

[0013] Furthermore, a workbench for limiting the position of the magnet to be cut is provided below the cutting frame, and a lifting drive assembly is connected below the workbench. The lifting drive assembly is used to drive the workbench to move up and down and cooperate with the high-speed moving diamond wire row to cut the workpiece to be cut limited by the workbench.

[0014] The magnet cutting mechanism of the utility model designs the cutting frame as a detachable first support frame and a second support frame, and three groups of guide wheel assemblies are arranged on the two support frames for supporting the diamond wire released by the wire retracting assembly and arranging the diamond wire into a diamond wire row, and forming a stable triangular structure, the rotation axis of the wire roller in the wire retracting assembly is perpendicular to the rotation axis of the wheel body in the guide wheel assembly, and the wire retracting assembly releases the diamond wire to the wheel body through a plurality of reversing wheels and retracts it again through the reversing wheels. The split structural design of the cutting frame reduces the manufacturing cost, improves the flexibility of the guide wheel assembly, and facilitates the expansion of the guide wheel assembly to meet the cutting requirements of workpieces of different sizes and shapes; in addition, the wire retracting assembly and the guide wheel assembly are not in the same plane, which makes it easy to control the tension of the diamond wire and reduces the resistance of the wire routing, so that the cutting mechanism has a wider range of applications. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the guide wheel assembly and the cutting frame of the utility model;

[0016] Figure 2 It is a three-dimensional structural schematic diagram of the cutting frame of the utility model;

[0017] Figure 3 It is a three-dimensional structural schematic diagram of the guide wheel assembly of the utility model;

[0018] Figure 4 It is a structural schematic diagram of the guide wheel assembly of the utility model in an exploded state;

[0019] Figure 5 It is a three-dimensional structural schematic diagram of the utility model;

[0020] Figure 6 for Figure 5 A schematic diagram of the enlarged structure of part A;

[0021] Figure 7 It is an enlarged structural schematic diagram of part B of the utility model;

[0022] Figure 8 It is a three-dimensional structural schematic diagram of the unwinding module of the utility model;

[0023] Fig. 9 It is a three-dimensional structural schematic diagram of the workbench and lifting drive assembly of the utility model.

[0024] Reference numerals include:

[0025] 1. Cutting frame; 2. Pay-off and retracting assembly; 3. Guide wheel assembly; 4. Main frame; 5. Tensioning assembly; 7. Spray pipe; 8. Workbench; 9. Coolant recovery tank; 11. First support frame; 111. First connecting plate; 12. Second support frame; 121. Second connecting plate; 122. Support plate; 13. Bearing ring; 20. Ball screw module; 22. Pay-off module; 221. Moving seat; 222. Second driving member; 223. Wire roller; 31. Wheel body; 32. First driving member; 33. Bearing; 34. Flange; 35. Pressure cover; 36. Cooling water pipe; 41. First mounting plate; 42. Second mounting plate; 51. Swing arm; 52. Swinging wire wheel; 53. Fixed wire wheel; 61. First wire wheel; 62. Second wire wheel; 63. Third wire wheel; 81. Lifting drive assembly. DETAILED DESCRIPTION

[0026] In order to facilitate the understanding of those skilled in the art, the present invention is further described below in conjunction with embodiments and drawings. The contents mentioned in the implementation modes are not intended to limit the present invention.

[0027] See also Figures 1 to 9 As shown, the utility model is a cutting mechanism for cutting magnets, comprising a cutting frame 1 and a wire-retracting and unretracting assembly 2 for retracting and releasing diamond wires, the cutting frame 1 is provided with a guide wheel assembly 3 for supporting the released diamond wires and arranging the diamond wires into a diamond wire row; the guide wheel assembly 3 comprises a wheel body 31 rotatably arranged on the cutting frame 1 and a first driving member 32 for driving the wheel body 31 to rotate, the wheel body 31 is provided with a plurality of grooves for accommodating the diamond wires; the guide wheel assembly 3 is provided with a plurality of groups, the cutting frame 1 comprises a first supporting frame 11 and a second supporting frame 12, the first supporting frame 11 and the second supporting frame 12 are detachably installed, and the plurality of guide wheel assemblies 3 are respectively arranged on the first supporting frame 11 and the second supporting frame 12; the first driving members 32 of the plurality of guide wheel assemblies 3 drive the diamond wire row to reciprocate via the wheel body 31 to cut the workpiece to be cut.

[0028] In this embodiment, the first support frame 11 is located above the second support frame 12, and two groups of guide wheel assemblies 3 are provided on the second support frame 12, and one group of guide wheel assemblies 3 is provided on the first support frame 11. The two support frames are detachably connected by bolts. In actual use, the structures of the two support frames can be changed to accommodate more guide wheel assemblies 3 to improve their expansion performance. When the cutting mechanism is working, the wire release module 22 of the wire retracting assembly 2 releases the diamond wire to the wheel body 31 of the three groups of guide wheel assemblies 3 and spirally winds to form a diamond wire row, and finally retracts it into the wire retracting module of the wire retracting assembly 2; the cutting action can be performed after the diamond wire row runs smoothly.

[0029] Specifically, the first support frame 11 and the second support frame 12 are not in the same plane, a first connecting plate 111 is provided at the bottom of the first support frame 11, a second connecting plate 121 is provided at the top of the second support frame 12, and the first connecting plate 111 and the second connecting plate 121 are connected by a detachable fastener. In this embodiment, the first connecting plate 111 and the second connecting plate 121 are in the shape of a rectangular parallelepiped, and the two are detachably connected by fastening bolts. An inclined support plate 122 is provided on the second support frame 12, and the support plate 122 and the second connecting plate 121 form a trapezoidal structure, which further enhances the structural strength of the cutting frame 1. Observed from the side (radial direction of the wheel body 31), the first support frame 11 and the second support frame 12 are both arranged in a "door" shape.

[0030] Specifically, the guide wheel assembly 3 is provided in 3 groups, 4 groups or 5 groups. In actual work, due to the split design of the cutting frame 1, the number and layout of the guide wheel assembly 3 can be adjusted according to the shape and size of the actual workpiece to be cut. For example, the guide wheel assembly 3 is set to a triangular structure when there are 3 groups, and the guide wheel assembly 3 is arranged in an upper two and lower three when there are 5 groups. This flexible layout can reduce the time for line change and adjustment and improve production efficiency.

[0031] Specifically, the guide wheel assembly 3 is provided with three groups, and the three groups of guide wheel assemblies 3 are respectively arranged on the first support frame 11 and the second support frame 12 to form a triangular structure. The free end of the wheel body 31 is provided with a bearing 33, and the first support frame 11 and the second support frame 12 are provided with a bearing 33 ring 13 for mounting the bearing 33. The triangular structure can evenly distribute the stress generated during the cutting process to ensure the stability of the cutting line; the first support frame 11 is provided with one bearing 33 ring 13, and the second support frame 12 is provided with two bearing 33 rings 13. The guide wheel assembly 3 also includes a flange 34 and a pressure cover 35. The flange 34 is provided between the bearing 33 ring 13 and the bearing 33 to assist in positioning the bearing 33, so that it maintains good concentricity with the wheel body 31 to ensure the stable operation of the cutting line. The pressure cover 35 is connected to the bearing 33 ring 13 by bolts and covers the flange 34 and the bearing 33 to prevent the used coolant and other impurities from entering the shaft layer and affecting the cutting efficiency.

[0032] Specifically, the cutting mechanism also includes a main frame 4, the wire reeling and unwinding assembly 2 includes a wire reeling module and a wire unwinding module 22, the wire unwinding module 22 includes a movable seat 221 slidably arranged on the main frame 4, a second driving member 222 arranged on the movable seat 221, and a wire roller 223 connected to the output shaft of the second driving member 222 for winding or releasing the diamond wire; the second driving member 222 is used to drive the wire roller 223 to rotate and wind or release the diamond wire to the wheel body 31, and the wire roller 223 penetrates and is rotatably arranged on the main frame 4.

[0033] In this embodiment, the main frame 4 is roughly a cubic frame, and a bearing plate (not shown in the drawings) is provided near the bottom of the main frame 4. Two adjacent side surfaces of the main frame 4 are respectively provided with a first mounting plate 41 for mounting the cutting frame 1 and a second mounting plate 42 for mounting the wire roller 223 and the tensioning assembly 5. The movable seat 221 is slidably set on the bearing plate through a ball screw module 20 (this is the prior art and will not be described in detail here). The second driving member 222 is a servo motor, and the output shaft of the servo motor is connected to the wire roller 223. The other end of the wire roller 223 is set through the second mounting plate 42.

[0034] Specifically, the main frame 4 is provided with a tensioning assembly 5 for tensioning the diamond wire released by the wire-releasing module 22 and the diamond wire to be taken back by the wire-retrieving module; the tensioning assembly 5 includes a swing arm 51, a swinging wire wheel 52 and a fixed wire wheel 53, the fixed wire wheel 53 is rotatably set on the second mounting plate 42 of the main frame 4, one end of the swing arm 51 is rotatably set on the second mounting plate 42 and is driven separately via a third driving member (servo motor), the swinging wire wheel 52 is rotatably set on the other end of the swing arm 51, the swinging wire wheel 52 and the fixed wire wheel 53 are both provided with grooves for accommodating the diamond wire, the rotation axis of the swinging wire wheel 52 and the rotation axis of the fixed wire wheel 53 are not in the same plane, and the rotation axis of the fixed wire wheel 53 and the rotation axis of the wire roller 223 are in the same horizontal plane.

[0035] When in use, the servo motor of the pay-off module 22 drives its wire roller 223 to rotate and release the diamond wire, and the roller screw module drives the entire pay-off module 22 to make a linear motion relative to the second mounting plate 42 via the moving seat 221. Under the cooperation of the two, the diamond wire is released to the guide wheel assembly 3, and the swing arm 51 is driven by the servo motor to swing back and forth in this process to drive the swing wire wheel 52 to tighten the diamond wire. In this embodiment, the tensioning assembly 5 is provided with two groups, which are used to cooperate with the wire rollers 223 of the pay-off module 22 and the take-up module, respectively.

[0036] Specifically, the take-up module and the pay-off module 22 have the same structure, and the rotation direction of the wire roller 223 of the take-up module is opposite to that of the wire roller 223 of the pay-off module 22. Although the functions of the two are different, the working principles are the same, so the same structure is used to facilitate mass production and reduce the cost of design and testing; the take-up module and the pay-off module 22 of the same structure can ensure the consistency of the speed and tension of the take-up and pay-off under the same working conditions, avoid cutting problems caused by performance differences, and improve the coordination and control accuracy of the entire cutting system. In addition, in actual use, the take-up module and the pay-off module 22 can be controlled by an intelligent control system to be used interchangeably, increasing product flexibility.

[0037] Specifically, at least two reversing wheels are rotatably arranged on one side of the cutting frame 1, and the rotation axis of any one of the reversing wheels is arranged parallel to the rotation axis of the wheel body 31, and the rotation axes of the two adjacent reversing wheels are arranged crosswise to each other; the diamond wire released by the wire-retracting assembly 2 is output to the wheel body 31 via one reversing wheel, and the diamond wire carried by the wheel body 31 is retracted by the wire-retracting assembly 2 via another reversing wheel. In this embodiment, there are three reversing wheels, including a first wire wheel 61, a second wire wheel 62, and a third wire wheel 63, the rotation axis of the second wire wheel 62 is arranged parallel to the rotation axis of the wheel body 31, and the rotation axes of the first wire wheel 61 and the third wire wheel 63 are arranged crosswise (perpendicular) to the rotation axis of the wheel body 31, respectively. During operation, the diamond wire released by the wire-releasing module 22 through the tensioning assembly 5 passes through the first wire wheel 61 and then changes direction through the second wire wheel 62 (the diamond wire completes a 90° turn during this process) and is wound around the three wheel bodies 31 in a spiral winding manner. Then, it is led out to the tensioning assembly 5 by the third wire wheel 63, and finally output by the tensioning assembly 5 to the wire-receiving module for wire-receiving.

[0038] Specifically, the cutting frame 1 is provided with a cooling component for cooling the guide wheel assembly 3, and the cooling component includes a spray pipe 7 that runs through the cutting frame 1, one end of the spray pipe 7 is connected to an external coolant supply device, and the other end of the spray pipe 7 extends between two adjacent wheel bodies 31 to spray the external coolant to the diamond wire carried by the wheel body 31. In this embodiment, the side wall of the spray pipe 7 is provided with a plurality of through holes for spraying the coolant. In actual use, the spray pipe 7 runs through the first mounting plate 41 and extends to the bottom of the second connecting plate 121. During the cutting process, the coolant is continuously sprayed to the diamond wire through the spray pipe 7 to achieve cooling treatment. This structural design is simple and reasonable, and can achieve a good cooling effect.

[0039] Specifically, a workbench 8 for limiting the position of the magnet to be cut is provided below the cutting frame 1, and a lifting drive assembly 81 is connected below the workbench 8. The lifting drive assembly 81 is used to drive the workbench 8 to move up and down to cooperate with the high-speed moving diamond wire row to cut the workpiece to be cut limited by the workbench 8. In this embodiment, the lifting drive assembly 81 is a ball screw module 20, and a coolant recovery tank 9 is provided on the main frame 4. The cross-section of the coolant recovery tank 9 is trapezoidal (non-isosceles). The workbench 8 and the lifting drive assembly 81 pass through the bottom of the coolant recovery tank 9. The bottom of the coolant recovery tank 9 is provided with a liquid outlet with a filter, and the liquid outlet is connected to an external coolant recovery device.

[0040] In this embodiment, the first support frame 11 and the second support frame 12 are both "door" shaped structures, the first driving member 32 is a servo motor, the output shaft of the first motor passes through the cutting frame 1 and is connected to the wheel body 31, and a cooling water pipe 36 is provided at the periphery of the connection between the output shaft of the first motor and the wheel body 31, and circulating cold water is passed into the cooling water pipe 36; the second driving member 222 is also a servo motor, and its output shaft is connected to the wire roller 223; the wire retracting assembly 2 is located on one side of the guide wheel assembly 3, and the diamond wire is composed of stainless steel wire and diamond abrasive particles arranged on the surface of the stainless steel wire. In actual use, the diamond wire is released to the wheel body 31 under the action of the preload force of the wire retracting module 22 and the tensioning assembly 5, and is spirally wound between multiple wheel bodies 31 through the reversing wheel to form a diamond wire row, and finally returns to the wire roller 223 of the wire retracting module. After waiting for the diamond wire row to run smoothly, the lifting drive assembly 81 drives the workbench 8 to rise, so that the workpiece to be cut on the workbench 8 contacts with the diamond wire row and generates relative friction, thereby cutting.

[0041] The above contents are only preferred embodiments of the present invention. For ordinary technicians in this field, according to the concept of the present invention, there will be changes in the specific implementation methods and application scopes. The contents of this specification should not be understood as limiting the present invention.

Claims

1. A cutting mechanism for cutting magnets, comprising a cutting frame (1) and a wire-retracting and releasing assembly (2) for retracting and releasing diamond wires, wherein the cutting frame (1) is provided with a guide wheel assembly (3) for supporting the released diamond wires and arranging the diamond wires into a diamond wire row; characterized in that: The guide wheel assembly (3) is provided with a plurality of groups, and two adjacent guide wheel assemblies (3) are not in the same plane. The cutting frame (1) comprises a first support frame (11) and a second support frame (12), and the first support frame (11) and the second support frame (12) are detachably mounted. The guide wheel assembly (3) comprises a wheel body (31) and a first driving member (32) for driving the wheel body (31) to rotate, and a plurality of grooves for accommodating diamond wires are arranged on the wheel body (31); the plurality of guide wheel assemblies (3) are respectively arranged on the first support frame (11) and the second support frame (12), and the first driving members (32) of the plurality of guide wheel assemblies (3) drive the diamond wire row to reciprocate via the wheel body (31) to cut the workpiece to be cut.

2. A cutting mechanism for cutting magnets according to claim 1, characterized in that: The first support frame (11) and the second support frame (12) are not in the same plane; a first connecting plate (111) is provided at the bottom of the first support frame (11), and a second connecting plate (121) is provided at the top of the second support frame (12); the first connecting plate (111) and the second connecting plate (121) are connected via a detachable fastener.

3. A cutting mechanism for cutting magnets according to claim 1, characterized in that: The guide wheel assemblies (3) are provided in 3 groups, 4 groups or 5 groups.

4. A cutting mechanism for cutting magnets according to claim 3, characterized in that: The guide wheel assembly (3) is provided with three groups, and the three groups of guide wheel assemblies (3) are respectively arranged on the first support frame (11) and the second support frame (12) to form a triangular structure, and a bearing (33) is provided at the free end of the wheel body (31), and the first support frame (11) and the second support frame (12) are provided with a bearing (33) ring (13) for mounting the bearing (33).

5. A cutting mechanism for cutting magnets according to claim 1, characterized in that: The cutting mechanism also includes a main frame (4); the wire retracting and unwinding assembly (2) includes a wire retracting module and a wire unwinding module (22); the wire unwinding module (22) includes a movable seat (221) slidably arranged on the main frame (4), a second driving member (222) arranged on the movable seat (221), and a wire roller (223) connected to an output shaft of the second driving member (222) for winding or releasing the diamond wire; the second driving member (222) is used to drive the wire roller (223) to rotate and wind or release the diamond wire to the wheel body (31); the wire roller (223) penetrates and is rotatably arranged on the main frame (4); the rotation axis of the wire roller (223) is perpendicular to the rotation axis of the wheel body (31).

6. A cutting mechanism for cutting magnets according to claim 5, characterized in that: The main frame (4) is provided with a tensioning assembly (5) for tensioning the diamond wire released by the wire-releasing module (22) and the diamond wire to be taken back by the wire-receiving module; the tensioning assembly (5) comprises a swing arm (51), an oscillating wire wheel (52) and a fixed wire wheel (53); the fixed wire wheel (53) is rotatably arranged on the main frame (4); one end of the swing arm (51) is rotatably connected to the main frame (4); the oscillating wire wheel (52) is rotatably arranged on the other end of the swing arm (51); the rotation axis of the oscillating wire wheel (52) and the rotation axis of the fixed wire wheel (53) are not in the same plane; the oscillating wire wheel (52) and the fixed wire wheel (53) are both provided with a groove for accommodating the diamond wire.

7. A cutting mechanism for cutting magnets according to claim 5, characterized in that: The structure of the wire-receiving module (22) is the same as that of the wire-releasing module (22), and the rotation direction of the wire roller (223) of the wire-receiving module is opposite to that of the wire roller (223) of the wire-releasing module (22).

8. A cutting mechanism for cutting magnets according to claim 1, characterized in that: At least two reversing wheels are rotatably arranged on one side of the cutting frame (1); the rotation axis of any one of the reversing wheels is arranged parallel to the rotation axis of the wheel body (31); and the rotation axes of two adjacent reversing wheels are arranged crosswise to each other; the diamond wire released by the wire-retracting and paying-out assembly (2) is output to the wheel body (31) via one reversing wheel, and the diamond wire carried by the wheel body (31) is retracted by the wire-retracting and paying-out assembly (2) via another reversing wheel.

9. A cutting mechanism for cutting magnets according to claim 1, characterized in that: The cutting frame (1) is provided with a cooling component for cooling the guide wheel component (3), and the cooling component comprises a spray pipe (7) arranged through the cutting frame (1), one end of the spray pipe (7) is connected to an external cooling liquid supply device, and the other end of the spray pipe (7) extends between two adjacent wheel bodies (31) to spray external cooling liquid onto the diamond wire carried by the wheel body (31).

10. A cutting mechanism for cutting magnets according to claim 1, characterized in that: A workbench (8) for limiting the position of a workpiece to be cut is provided below the cutting frame (1); a lifting drive assembly (81) is connected below the workbench (8); the lifting drive assembly (81) is used to drive the workbench (8) to move up and down to cooperate with the high-speed moving diamond wire row to cut the workpiece to be cut that is limited by the workbench (8).

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