Electric pulse full-automatic numerical control carving machine

By introducing magnetic suction structure, electrical connection, rectifier box and lifting adjustment mechanism into the fully automatic CNC cutting machine of electric pulse, the problem that existing machines cannot be adjusted according to the environment is solved, the stability of the cutting process and the adaptability of the equipment are improved, and more efficient and accurate cutting effect is achieved.

CN119897533APending Publication Date: 2025-04-29NANJING BOKENA AUTOMATION SYST
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Patent Information

Application Number
CN202510209271.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-02-25
Publication Date
2025-04-29

AI Technical Summary

Technical Problem

The existing fully automatic CNC cutting machine of electric pulse cannot adjust the machine status according to the cutting environment, reducing the practicality of the cutting machine.

Method used

An electric pulse fully automatic CNC cutting machine including a rectifier box, mount, bracket and magnetic suction structure is designed. The mounting base is fixed through the magnetic suction structure, and the cutting blade head is electrically connected to the bracket. The positive and negative electrode joints on the rectifier box are electrically connected to the bracket and the seat to form a complete circuit circuit, and a lifting and lowering adjustment mechanism is introduced to flexibly adjust the height of the cutting blade head.

Benefits of technology

The stability of the engraving process is ensured through the fixing of the magnetic suction structure; the electrical connection and rectifier box design ensure the reliability of the power supply; the lifting and lowering adjustment mechanism improves the adaptability and flexibility of the equipment, ensuring the engraving quality and efficiency.

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Abstract

The invention relates to an electric pulse full-automatic numerical control carving machine, and relates to the field of numerical control carving equipment, the electric pulse full-automatic numerical control carving machine comprises a rectifier box, a mounting seat and a support, the support is arranged on the mounting seat, a magnetic attraction structure is arranged in the mounting seat and is used for fixing the mounting seat, a carving tool bit is mounted on the support, and the magnetic attraction structure is used for fixing the carving tool bit. The carving cutter head is electrically connected with the support, and a positive electrode connector and a negative electrode connector are arranged on the rectifier box and electrically connected with the support and a base used for containing the support respectively. The carving machine has the effect that the posture of the carving machine is convenient to adjust in the environment during carving work.
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Description

Technical Field

[0001] The present application relates to the field of numerical control scratching equipment, and in particular to an electric pulse fully automatic numerical control scratching machine. Background Art

[0002] Rollers are mechanical components that are widely used in various mechanical equipment, mainly to support rotational motion or rolling contact.

[0003] At present, after the roller is produced, in order to ensure the reliability of the product during use and the safety of mechanical equipment, it is necessary to perform flaw detection on the roller surface to find some defects on the roller surface, such as cracks, inclusions, etc. However, before the existing flaw detection mechanism performs flaw detection on the roller, the flaw detection mechanism needs to be calibrated, and specific patterns or textures need to be made on the surface of the flaw detection roller or flaw detection rod, and then the flaw detection roller or flaw detection rod with these flaws is detected by the flaw detection mechanism, so as to calibrate the flaw detection mechanism according to the data after the flaw detection.

[0004] The existing electric pulse fully automatic numerically controlled scoring mechanism is usually fixedly mounted on a frame, and the state of the scoring machine cannot be adjusted according to the environment during scoring, which reduces the practicality of the scoring machine. Summary of the invention

[0005] In order to facilitate adjustment of the posture of an electric pulse fully automatic CNC scoring machine during scoring work, the present application provides an electric pulse fully automatic CNC scoring machine.

[0006] The electric pulse fully automatic CNC scratch machine provided in this application adopts the following technical solution: An electric pulse fully automatic CNC scoring machine comprises a rectifier box, a mounting seat and a bracket, wherein the bracket is arranged on the mounting seat, a magnetic attraction structure is arranged inside the mounting seat, and the magnetic attraction structure is used to fix the mounting seat, the scoring blade is mounted on the bracket, and the scoring blade is electrically connected to the bracket, and the rectifier box is provided with positive and negative electrode connectors, and the positive and negative electrode connectors are respectively electrically connected to the bracket and a seat for placing the bracket.

[0007] By adopting the above technical solution, the magnetic structure can firmly fix the mounting base to ensure stability during the engraving process; the engraving blade is electrically connected to the bracket, so that the current is stable during the engraving process, improving the engraving accuracy and quality; the positive and negative terminals on the rectifier box are electrically connected to the bracket and the base on which the bracket is placed, respectively, to form a complete circuit loop, ensuring reliable power supply during the engraving process and avoiding engraving failure or quality problems due to power problems.

[0008] In a specific possible implementation scheme, it also includes a lifting and lowering adjustment mechanism, which includes a servo motor, a lifting screw and a lifting seat, the servo motor is installed on the mounting seat, the lifting screw is fixedly connected to the output shaft of the lifting motor, and the lifting seat is drivingly connected to the lifting screw, and the lifting seat is driven to rise and fall by the rotation of the lifting screw.

[0009] By adopting the above technical solution, the electric pulse fully automatic CNC scoring machine adds a lifting and adjusting mechanism, so that the height of the scoring blade can be flexibly adjusted. Specifically, the servo motor is installed on the mounting seat, driving the lifting screw to rotate, and then driving the lifting seat to rise or fall in the vertical direction, so as to achieve precise control of the height of the scoring blade. This design not only improves the adaptability and flexibility of the equipment, but also enables precise scoring operations on flaw detection rollers or flaw detection rods of different sizes and types, ensuring the quality and efficiency of scoring.

[0010] In a specific feasible implementation scheme, it also includes an insulating mold and a baffle. The lifting seat is provided with a mounting groove. The upper and lower ends and one side opening of the mounting groove pass through the side wall of the lifting seat. Two insulating molds are provided. The two insulating molds are symmetrically installed in the lifting groove. The bracket is installed between the two insulating molds. The baffle is installed on the lifting seat, and the baffle can block the opening on one side of the mounting groove, thereby limiting the insulating mold.

[0011] By adopting the above technical solution, the displacement of the insulating mold during operation can be effectively prevented, ensuring the stability of the scratching process. At the same time, by blocking the opening on one side of the installation slot, the overall safety of the device is further improved, avoiding equipment failures caused by external factors. This design not only improves work efficiency, but also extends the service life of the equipment.

[0012] In a specific possible implementation mode, a slider is provided on the lifting seat, a guide rail is provided on the side wall of the mounting seat, and the slider is slidably connected to the guide rail.

[0013] By adopting the above technical solution, the cooperation between the limit block and the guide rail enables the lifting seat to slide smoothly in the vertical direction, effectively preventing the position deviation caused by vibration during the lifting process, and improving the working accuracy and stability of the electric pulse fully automatic CNC scratch machine. At the same time, this design also simplifies the maintenance work of the device and extends the service life of the equipment.

[0014] In a specific possible implementation scheme, a limiting groove is formed at one end of the bracket facing away from the mounting seat, a limiting block is fixedly connected to the mounting groove by bolts, the discharge blade head is clamped and installed in the limiting groove by the limiting block, and the discharge blade head is electrically connected to the bracket.

[0015] By adopting the above technical solution, a limiting groove is provided at one end of the bracket away from the mounting seat. This design not only facilitates the installation and positioning of the discharge cutter head, but also improves the convenience of the installation operation. Secondly, the limiting block is fixedly connected in the mounting groove by bolts. This structure ensures the stability of the discharge cutter head during operation and avoids loosening or falling off of the discharge cutter head due to vibration or other external factors, thereby ensuring the accuracy and safety of the engraving operation. In addition, the electrical connection design between the discharge cutter head and the bracket makes the current transmission more stable, which helps to improve the engraving effect and the overall performance of the equipment.

[0016] In a specific possible implementation scheme, it also includes a support seat, the mounting seat is installed on the support seat, the support seat is provided with a clamping mechanism for clamping the flaw detection roller or the flaw detection rod, the clamping mechanism is installed on the sliding assembly, and the sliding assembly is used to drive the clamping mechanism to move.

[0017] By adopting the above technical solution, the setting of the support seat enables the mounting seat to be firmly fixed on the equipment foundation, thereby improving the stability of the entire device. The introduction of the clamping mechanism can not only firmly clamp the flaw detection roller or flaw detection rod to ensure its stability and accuracy during the flaw detection process, but also quickly switch between flaw detection rollers or flaw detection rods of different sizes, increasing the scope of application of the equipment. The addition of the sliding component realizes the lateral movement function of the clamping mechanism, further improving the flexibility and ease of operation of the equipment, so that the flaw detection roller or flaw detection rod can be accurately scratched at different positions. In summary, this design significantly enhances the practicality and reliability of the electric pulse fully automatic CNC flaw detection machine.

[0018] In a specific possible implementation scheme, the sliding assembly includes a sliding motor, a sliding screw and a sliding seat. The sliding motor is installed on a support seat, the sliding screw is fixedly connected to the output shaft of the sliding motor, and the sliding seat is slidably connected to the support seat and is drivingly connected to the sliding screw.

[0019] By adopting the above technical solution, the sliding assembly can achieve precise positioning and flexible movement of the clamping mechanism. Specifically, the sliding motor acts as a power source to drive the sliding screw to rotate, thereby driving the sliding seat to move precisely along the guide rail on the support seat, ensuring that the flaw detection roller or flaw detection rod always maintains a stable position during the flaw detection process, thereby improving the flaw detection accuracy and efficiency. At the same time, this design makes the operation more convenient, and the clamping position can be quickly adjusted according to actual needs, which enhances the adaptability and practicality of the equipment.

[0020] In a specific feasible implementation scheme, the clamping mechanism includes a limit plate, a clamping ring and a clamping rod, the limit plate is installed on the sliding assembly, the clamping ring is rotatably connected to the limit plate, the limit plate is provided with a mounting through hole corresponding to the clamping ring, the limit plate is provided with a clamping motor, a clamping screw is installed on the output shaft of the clamping motor, the clamping ring is rotatably connected to a driving block, the clamping screw is drivingly connected to the driving block, the clamping ring is rotatably connected to a limit sleeve, one end of the clamping rod is rotatably connected to the limit plate, the other end of the clamping rod is arranged through the limit sleeve, and one end of the clamping rod passing through the limit sleeve can rotate toward the axial center of the clamping ring as the clamping ring rotates.

[0021] By adopting the above technical scheme, the design of the limit plate and the clamping ring enables the clamping rod to flexibly adjust the position in multiple directions, ensuring the stable clamping of flaw detection rollers or flaw detection rods of different sizes; the combination of the clamping motor and the clamping screw can accurately control the clamping force to avoid damage or slippage of the flaw detection roller or flaw detection rod due to over-tightening or over-loosening; the coordinated design of the drive block and the limit sleeve enables the clamping rod to automatically adjust the angle as the clamping ring rotates, further improving the reliability and flexibility of clamping; the overall structure is compact and easy to operate, suitable for flaw detection rollers or flaw detection rods of various specifications, improving the versatility and applicability of the equipment.

[0022] In a specific possible implementation mode, a plurality of the clamping rods are provided, and the plurality of the clamping rods are evenly installed on the circumferential portion of the limiting plate.

[0023] By adopting the above technical solution, the clamping rods can be more evenly distributed around the limit plate, thereby ensuring that each clamping point is subjected to balanced force and improving the stability of the flaw detection roller or flaw detection rod during the flaw detection process. At the same time, the design of multiple clamping rods can adapt to flaw detection rollers or flaw detection rods of different diameters, thereby enhancing the versatility and flexibility of the equipment.

[0024] In a specific feasible implementation scheme, the clamping rod is rotatably connected to a clamping wheel at one end that is not connected to the limit plate, and a rotating motor is mounted on one of the limit rods. The output shaft of the rotating motor is fixedly connected to the clamping wheel, and the rotating motor drives the clamping wheel to rotate, thereby driving the flaw detection roller or the flaw detection rod to rotate.

[0025] By adopting the above technical solution, the design of the clamping wheel being rotatably connected to the end of the clamping rod that is not connected to the limit plate enables the flaw detection roller or flaw detection rod to achieve stable rotation while being clamped, ensuring the uniformity and consistency of the flaw detection process. Among them, the installation of the rotating motor and the fixed connection between its output shaft and the clamping wheel further improve the accuracy and stability of the drive, effectively avoiding errors caused by manual operation, and improving the quality and efficiency of flaw detection rollers or flaw detection rods.

[0026] In summary, the present application includes at least one of the following beneficial technical effects: 1. By setting a magnetic attraction structure in the mounting base, the mounting base can be easily fixed and removed, which improves the flexibility and practicality of the engraving machine; 2. The scoring blade is electrically connected to the bracket, and the power supply is realized through the positive and negative terminals on the rectifier box, ensuring the stability and reliability of the scoring process; 3. The introduction of the lifting and adjusting mechanism allows the scoring machine to flexibly adjust its height according to actual working conditions, effectively responding to scoring needs in different environments and reducing errors caused by unstable equipment. BRIEF DESCRIPTION OF THE DRAWINGS

[0027] Figure 1 It is a schematic diagram of the structure of an embodiment of the present application.

[0028] Figure 2 To reflect the connection relationship between the mounting base and the bracket in the embodiment of the present application.

[0029] Figure 3 This is a structural schematic diagram showing another perspective of the connection relationship between the mounting base and the bracket in the embodiment of the present application.

[0030] Figure 4 A structural schematic diagram illustrating the connection relationship between the clamping mechanism and the sliding assembly in an embodiment of the present application.

[0031] Figure 5 A cross-sectional view showing the connection relationship between the clamping mechanism and the sliding assembly in an embodiment of the present application.

[0032] Explanation of the accompanying drawings: 1. Rectifier box; 2. Mounting seat; 21. Guide rail; 22. Magnetic structure; 3. Bracket; 31. Limiting groove; 32. Limiting block; 4. Support seat; 5. Engraving cutter head; 6. Lifting adjustment mechanism; 61. Servo motor; 62. Lifting screw; 63. Lifting seat; 631. Mounting groove; 632. Baffle; 633. Sliding block; 7. Sliding assembly; 71. Sliding motor; 72. Sliding screw; 73. Sliding seat; 8. Insulating mold; 9. Clamping mechanism; 91. Limiting plate; 92. Clamping ring; 93. Clamping rod; 94. Clamping motor; 95. Clamping screw; 96. Driving block; 97. Limiting sleeve; 98. Clamping roller; 99. Rotating motor. DETAILED DESCRIPTION

[0033] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "disposed" and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in this application can be understood according to specific circumstances.

[0034] The embodiment of the present application discloses an electric pulse fully automatic numerically controlled scratching machine.

[0035] like Figure 1 As shown, the electric pulse fully automatic CNC scoring machine includes a rectifier box 1, a mounting seat 2, a bracket 3, a support seat 4 and a scoring cutter head 5. The support seat 4 is fixedly placed, the mounting seat 2 is mounted on the support seat 4, the bracket 3 is mounted on the mounting seat 2, a magnetic attraction structure 22 is arranged in the mounting seat 2, the magnetic attraction structure 22 is used to fix the mounting seat 2, the scoring cutter head 5 is mounted on the bracket 3, the scoring cutter head 5 is electrically connected to the bracket 3, the rectifier box 1 is provided with positive and negative pole connectors, the positive and negative pole connectors are electrically connected to the bracket 3 and the seat for placing the bracket 3 respectively, the rectifier box 1 is controlled by the PLC system, so as to realize precise discharge, and the scoring cutter head 5 is discharged and scored by using electric pulses, so that the scoring effect can meet the standard during inspection. This solution realizes efficient and precise scoring of the surface of the flaw detection roller or flaw detection rod, and improves the practicality and flexibility of the scoring machine.

[0036] The rectifier box 1 can be a metal shell with a power conversion circuit inside to convert external AC power into DC power for use by the cutting blade 5. The mounting seat 2 can be a rectangular frame made of cast iron or aluminum alloy, which has high strength and stability. The magnetic attraction structure 22 can be an electromagnet or a permanent magnet, and the mounting seat 2 can be fixed and released by controlling the on and off of the current.

[0037] The positive and negative terminals on the rectifier box 1 are the anode and cathode, respectively, and are connected to the bracket 3 and the seat on which the bracket 3 is placed through cables to ensure that the current path is unobstructed. This design makes the engraving process more stable and reliable, and reduces the interruption of operation caused by electrical failure.

[0038] like Figure 2 and 3 As shown, a limiting groove 31 is provided at one end of the bracket 3 away from the mounting seat 2, and a limiting block 32 is fixedly connected to the mounting groove 631 by bolts, and the discharge cutter head is clamped and installed in the mounting groove 631 by the limiting block 32, and the discharge cutter head is electrically connected to the bracket 3. The limiting block 32 can be made of stainless steel or copper alloy, and has good corrosion resistance and conductivity.

[0039] A limiting groove 31 is provided at one end of the bracket 3 away from the mounting seat 2. This design not only facilitates the installation and positioning of the discharge cutter head, but also improves the convenience of the installation operation. Secondly, the limiting block 32 is fixedly connected to the mounting groove 631 by bolts. This structure ensures the stability of the discharge cutter head during operation and prevents the discharge cutter head from loosening or falling off due to vibration or other external factors, thereby ensuring the accuracy and safety of the engraving operation. In addition, the electrical connection design between the discharge cutter head and the bracket 3 makes the current transmission more stable, which helps to improve the engraving effect and the overall performance of the equipment.

[0040] like Figure 4 and 5 As shown, in the embodiment of the present application, a lifting adjustment mechanism 6 is also included, and the lifting adjustment mechanism 6 includes a servo motor 61, a lifting screw 62 and a lifting seat 63. The servo motor 61 is installed on the mounting seat 2, the lifting screw 62 is fixedly connected to the output shaft of the servo motor 61, and the lifting seat 63 is drivingly connected to the lifting screw 62, and the lifting seat 63 is driven to rise and fall by the rotation of the lifting screw 62. The servo motor 61 can automatically adjust the height of the lifting seat 63 according to a preset program, so as to achieve a fine scratching operation. A slider 633 is provided on the side wall of the lifting seat 63 adjacent to the mounting seat 2, and a guide rail 21 is correspondingly installed on the side wall of the mounting seat 2, and the slider 633 is slidably connected to the guide rail 21.

[0041] The servo motor 61 is installed on the mounting base 2, driving the lifting screw 62 to rotate, thereby driving the lifting base 63 to rise or fall in the vertical direction, so as to achieve precise control of the height of the scoring cutter head 5. This design not only improves the adaptability and flexibility of the equipment, but also enables precise scoring operations on flaw detection rollers or flaw detection rods of different sizes and types, ensuring the scoring quality and efficiency.

[0042] The lifting seat 63 is provided with a mounting groove 631, and the upper and lower ends and one side opening of the mounting groove 631 penetrate the side wall of the lifting seat 63. Two insulating molds 8 are provided, and the two insulating molds 8 are symmetrically installed in the mounting groove 631. The bracket 3 is installed between the two insulating molds 8. The baffle 632 is installed on the lifting seat 63, and the baffle 632 can block the opening on one side of the mounting groove 631, thereby limiting the insulating mold 8. The insulating mold 8 can be a module made of high insulation materials such as polyethylene or polytetrafluoroethylene, which plays a role in isolating current and preventing the occurrence of short circuit.

[0043] It can effectively prevent the insulating mold 8 from being displaced during the working process, ensuring the stability of the scratching process. At the same time, by blocking the opening on one side of the installation groove 631, the overall safety of the device is further improved, avoiding equipment failure caused by external factors. This design not only improves work efficiency, but also extends the service life of the equipment.

[0044] like Figure 3 As shown, in the embodiment of the present application, it also includes a sliding assembly 7 and a clamping mechanism 9. The sliding assembly 7 is installed on the support seat 4. The sliding assembly 7 includes a sliding motor 71, a sliding screw 72 and a sliding seat 73. The sliding motor 71 is installed on the support seat 4. The sliding screw 72 is fixedly connected to the output shaft of the sliding motor 71. The sliding seat 73 is slidably connected to the support seat 4 and is drivingly connected to the sliding screw 72. The sliding motor 71 drives the sliding screw 72 to rotate, and the sliding seat 73 is driven by the sliding screw 72, so that the sliding seat 73 moves back and forth along the length direction of the sliding screw 72.

[0045] The clamping mechanism 9 is provided with two groups, and the two groups of clamping mechanisms 9 are respectively installed on both sides of the sliding seat 73 along the length direction of the sliding screw 72. The clamping mechanism 9 includes a limit plate 91, a clamping ring 92 and a clamping rod 93. The limit plate 91 is installed vertically in the length direction of the sliding screw 72, and the clamping ring 92 is rotatably connected to the limit plate 91. The limit plate 91 is provided with a mounting through hole corresponding to the clamping ring 92. A clamping motor 94 is installed on the limit plate 91, and a clamping screw 95 is installed on the output shaft of the clamping motor 94. A driving block 96 is rotatably connected to the circumferential edge of the clamping ring 92. The clamping screw 95 is drivingly connected to the driving block 96, and a limit sleeve 9 is evenly installed at equal intervals on the circumferential part of the clamping ring 92. 7. The limiting sleeve 97 is rotatably connected to the clamping ring 92, and a plurality of clamping rods 93 are rotatably connected to the limiting sleeve 97 on the limiting plate 91. One end of the clamping rod 93 that is not connected to the limiting plate 91 passes through the limiting sleeve 97, and one end of the clamping rod 93 that passes through the limiting sleeve 97 is rotatably connected to a clamping roller 98. The clamping rod 93 can rotate with the clamping ring 92, and one end of the clamping rod 93 installed with the clamping roller 98 can move toward the axial direction of the clamping ring 92 with the rotation of the clamping ring 92. A rotating motor 99 is installed on one of the clamping rods 93, and the output shaft of the rotating motor 99 is fixedly connected to the clamping roller 98 installed on the clamping rod 93, and the clamping roller 98 can be driven to rotate by the output shaft of the rotating motor 99.

[0046] The design of the limit plate 91 and the clamping ring 92 enables the clamping rod 93 to flexibly adjust its position in multiple directions, ensuring the firm clamping of flaw detection rollers or flaw detection rods of different sizes; the combination of the clamping motor 94 and the clamping screw 95 can accurately control the clamping force to avoid damage or slippage of the flaw detection roller or flaw detection rod due to over-tightening or over-loosening; the coordinated design of the drive block 96 and the limit sleeve 97 enables the clamping rod 93 to automatically adjust its angle as the clamping ring 92 rotates, further improving the reliability and flexibility of clamping; the overall structure is compact and easy to operate, and is suitable for flaw detection rollers or flaw detection rods of various specifications, thereby improving the versatility and applicability of the equipment.

[0047] The implementation principle of an electric pulse fully automatic CNC scoring machine in the embodiment of the present application is as follows: the mounting base 2 is firmly fixed on the workbench by a magnetic attraction structure 22, thereby avoiding the instability factors caused by the traditional fixing method. At the same time, the electrical connection between the scoring head 5 and the bracket 3 ensures the continuity of the power supply, making the scoring process smoother. In addition, the design of the rectifier box 1 effectively prevents the influence of voltage fluctuations on the scoring effect and improves the scoring accuracy. This series of improvements significantly improves the practicality and reliability of the electric pulse fully automatic CNC scoring machine and meets the needs under different working conditions.

[0048] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. An electric pulse fully automatic CNC scratch machine, characterized by: The invention comprises a rectifier box (1), a mounting seat (2), a bracket (3) and a scoring blade (5), wherein the bracket (3) is arranged on the mounting seat (2), a magnetic attraction structure (22) is arranged inside the mounting seat (2), and the magnetic attraction structure (22) is used to fix the mounting seat (2), the scoring blade (5) is installed on the bracket (3), the scoring blade (5) is electrically connected to the bracket (3), and the rectifier box (1) is provided with positive and negative electrode connectors, and the positive and negative electrode connectors are respectively electrically connected to the bracket (3) and a seat for placing the bracket (3).

2. The electric pulse fully automatic numerically controlled scratch machine according to claim 1, characterized in that: The utility model also comprises a lifting and lowering adjustment mechanism (6), wherein the lifting and lowering adjustment mechanism (6) comprises a servo motor (61), a lifting screw rod (62) and a lifting seat (63), wherein the servo motor (61) is mounted on the mounting seat (2), the lifting screw rod (62) is fixedly connected to the output shaft of the lifting motor, and the lifting seat (63) is drivingly connected to the lifting screw rod (62), and the lifting seat (63) is lifted and lowered by the rotation of the lifting screw rod (62).

3. The electric pulse fully automatic numerically controlled scratch machine according to claim 2 is characterized in that: It also includes an insulating mold (8) and a baffle (632). The lifting seat (63) is provided with a mounting groove (631). The upper and lower ends and one side opening of the mounting groove (631) pass through the side wall of the lifting seat (63). Two insulating molds (8) are provided. The two insulating molds (8) are symmetrically installed in the lifting groove. The bracket (3) is installed between the two insulating molds (8). The baffle (632) is installed on the lifting seat (63), and the baffle (632) can block the opening on one side of the mounting groove (631), thereby limiting the position of the insulating mold (8).

4. The electric pulse fully automatic numerically controlled scratch machine according to claim 3 is characterized by: The lifting seat (63) is provided with a slider (633), the side wall of the mounting seat (2) is provided with a guide rail (21), and the slider (633) is slidably connected to the guide rail (21).

5. The electric pulse fully automatic numerically controlled scratch machine according to claim 1, characterized in that: A limiting groove (31) is provided at one end of the bracket (3) away from the mounting seat (2); a limiting block (32) is fixedly connected to the limiting groove (31) by means of bolts; the discharge cutter head is clamped and mounted in the limiting groove (31) by the limiting block (32); and the discharge cutter head is electrically connected to the bracket (3).

6. The electric pulse fully automatic numerically controlled scratch machine according to claim 1, characterized in that: It also includes a support seat (4), the mounting seat (2) is mounted on the support seat (4), a clamping mechanism (9) for clamping a flaw detection roller or a flaw detection rod is provided on the support seat (4), the clamping mechanism (9) is mounted on a sliding assembly (7), and the sliding assembly (7) is used to drive the clamping mechanism (9) to move.

7. The electric pulse fully automatic numerically controlled scratch machine according to claim 6, characterized in that: The sliding assembly (7) comprises a sliding motor (71), a sliding screw (72) and a sliding seat (73); the sliding motor (71) is mounted on a support seat (4); the sliding screw (72) is fixedly connected to an output shaft of the sliding motor (71); and the sliding seat (73) is slidably connected to the support seat (4) and is drivingly connected to the sliding screw (72).

8. The electric pulse fully automatic numerically controlled scratch machine according to claim 6, characterized in that: The clamping mechanism (9) comprises a limit plate (91), a clamping ring (92) and a clamping rod (93); the limit plate (91) is mounted on the sliding assembly (7); the clamping ring (92) is rotatably connected to the limit plate (91); a mounting through hole is provided on the limit plate (91) corresponding to the clamping ring (92); a clamping motor (94) is provided on the limit plate (91); a clamping screw (95) is mounted on the output shaft of the clamping motor (94); and a clamping screw (95) is rotatably connected to the clamping ring (92). The clamping rod (93) is rotatably connected to the limit plate (91), and the other end of the clamping rod (93) is arranged through the limit sleeve (97). The end of the clamping rod (93) passing through the limit sleeve (97) can rotate toward the axial center of the clamping ring (92) as the clamping ring (92) rotates.

9. The electric pulse fully automatic numerically controlled scratch machine according to claim 8, characterized in that: A plurality of the clamping rods (93) are provided, and the plurality of the clamping rods (93) are evenly installed on the circumferential portion of the limiting plate (91).

10. The electric pulse fully automatic numerically controlled scratch machine according to claim 9, characterized in that: One end of the clamping rod (93) not connected to the limiting plate (91) is rotatably connected to a clamping wheel, wherein a rotating motor (99) is mounted on one of the limiting rods, and an output shaft of the rotating motor (99) is fixedly connected to the clamping wheel. The rotating motor (99) drives the clamping wheel to rotate, thereby driving the flaw detection roller or the flaw detection rod to rotate.