Intelligent removing device and method for wear-resistant belt of drilling tool

Abstract

The invention belongs to the technical field of petroleum drilling equipment, and particularly provides an intelligent removing device and method for a wear-resistant belt of a drilling tool. An electric through chuck assembly is connected to the upper portion of the left portion of a rack, and an X-axis feeding mechanism and a Y-axis feeding mechanism are connected to the upper portion of the right portion of the rack; the power output end of the X-axis feeding mechanism and the power output end of the Y-axis feeding mechanism are both connected with the grinding main unit, the spraying, filtering, cooling and circulating mechanism and the controller are both connected with the rack, and the controller is electrically connected with the electric through chuck assembly, the grinding main unit, the X-axis feeding mechanism, the Y-axis feeding mechanism, the spraying, filtering, cooling and circulating mechanism and the detection mechanism. The problems that in the prior art, after defects of an original wear-resisting belt are removed through turning or air gouging of a lathe, the requirement for the working surface of later welding cannot be met, the defects on the wear-resisting belt are removed through manual operation, labor intensity is high, material consumption cost is high, and working efficiency is low are solved. The workpiece surface machining quality is improved, the automation degree is high, the working efficiency is high, and the cost is low.

Description

Technical Field

[0001] The present invention belongs to the technical field of oil drilling equipment, and particularly relates to an intelligent removing device and a removing method for the wear-resistant band of a drill string. Background Art

[0002] According to the requirements of the standard "SY / T 6948-2013 Wear-resistant Bands for Oil Drill Strings", the cracks in the wear-resistant bands should meet the following conditions: 1. The crack width does not exceed 1.0 mm. There is no crack with a length exceeding 25 mm in the circumferential direction of the weld bead; 2. There is no crack that extends to the substrate. Within a quarter of the circumference, each weld bead has no more than one crack that crosses the width of the weld bead. In recent years, the proportion of drill string failures caused by the single factor of the wear-resistant band has exceeded 10%, and the number of various drill strings waiting for in-depth repair due to suspension has reached more than 5,000. It is necessary to remove the drill pipes with defects such as cracks, chunks falling off, and peeling off in the existing wear-resistant bands, and re-weld them to improve the service life of the drill string and reduce the failure of the drill string. Summary of the Invention

[0003] The purpose of an intelligent removing device and a removing method for the wear-resistant band of a drill string provided by the present invention is to overcome the problems in the prior art that the working surface after removing the defects of the original wear-resistant band by turning on a lathe or air gouging cannot meet the requirements for subsequent welding, and the defects on the wear-resistant band are removed by manual operation, which has high labor intensity, high material consumption cost, and low working efficiency.

[0004] To this end, the present invention provides an intelligent removing device for the wear-resistant band of a drill string, which includes an electric through-hole chuck assembly, a grinding main unit, an X-axis feeding mechanism, a Y-axis feeding mechanism, a spray filtration cooling circulation mechanism, a frame, a detection mechanism, and a controller. The electric through-hole chuck assembly is connected to the upper part of the left side of the frame, the X-axis feeding mechanism and the Y-axis feeding mechanism are respectively connected to the upper part of the right side of the frame. The power output ends of the X-axis feeding mechanism and the Y-axis feeding mechanism are both connected to the grinding main unit. The spray filtration cooling circulation mechanism and the controller are both connected to the frame. The controller is electrically connected to the electric through-hole chuck assembly, the grinding main unit, the X-axis feeding mechanism, the Y-axis feeding mechanism, the spray filtration cooling circulation mechanism, and the detection mechanism.

[0005] Preferably, the grinding main unit includes a diamond grinding wheel and a grinding wheel motor. The power output end of the grinding wheel motor is connected to the diamond grinding wheel, and the controller is electrically connected to the grinding wheel motor.

[0006] Preferably, the X-axis feeding mechanism includes a support plate 1, a dovetail groove lead screw 1, and a servo motor 1. The power output end of the servo motor 1 is connected to the support plate 1 through the dovetail groove lead screw 1, and the support plate 1 is connected to the grinding wheel motor.

[0007] Preferably, the Y-axis feeding mechanism includes a support plate 2, a dovetail groove lead screw 2, and a servo motor 2. The power output end of the servo motor 2 is connected to the support plate 2 through the dovetail groove lead screw 2, and the support plate 2 is connected to the grinding wheel motor.

[0008] Preferably, the spray filtration cooling circulation mechanism includes a water pump, a water pipe, a spray pipe head and a water tank. The water tank is connected to the machine frame, the water pump is connected inside the water tank, the water outlet end of the water pump is connected to the spray pipe head through the water pipe, and the spray pipe head is connected above the diamond grinding wheel.

[0009] Preferably, a filter screen is provided at the inlet end of the water pump.

[0010] Preferably, a water collecting tray is provided at the bottom between the electric through-hole chuck assembly and the grinding main unit. Holes are provided on the water collecting tray, and the holes are connected to the water tank through a water pipe.

[0011] Preferably, a zero return sensor I is provided and connected on the first supporting plate, and a zero return sensor II is provided and connected on the second supporting plate. The zero return sensors are electrically connected to the controller.

[0012] Preferably, the detection mechanism includes a color mark detection sensor, a color band and a laser distance sensor. The color band is connected to the area to be ground of the wear-resistant belt to be ground. The grinding wheel motor is connected to the color mark detection sensor. The laser distance sensor is connected to the machine frame. Both the color mark detection sensor and the laser distance sensor are electrically connected to the controller.

[0013] A cleaning method based on the above-mentioned intelligent cleaning device for the wear-resistant belt of the drill tool includes the following steps: feeding the drill pipe with defects on the wear-resistant belt to be ground into the electric through-hole chuck assembly, the detection device identifies the position to be ground, the X-axis feeding mechanism and the Y-axis feeding mechanism drive the grinding main unit to move according to the identified position to be ground. After moving to the position to be ground, the X-axis feeding mechanism automatically feeds according to the set feed rate and grinding depth, the grinding main unit performs grinding, and the spray filtration cooling circulation mechanism sprays the grinding main unit until the target grinding depth is reached. Then, the X-axis feeding mechanism and the Y-axis feeding mechanism drive the grinding main unit to return to the zero position, and repeat the above steps to complete the next cycle of grinding operation.

[0014] The beneficial effects of the present invention:

[0015] 1. The intelligent removal device and method for the wear-resistant band of the drill tool provided by the present invention integrate an electric through-hole chuck assembly, a grinding main unit, an X-axis feeding mechanism, a Y-axis feeding mechanism, a spray filtration cooling circulation mechanism, a detection mechanism, and a controller onto a frame. The controller controls the electric through-hole chuck assembly, the grinding main unit, the X-axis feeding mechanism, the Y-axis feeding mechanism, the spray filtration cooling circulation mechanism, and the detection mechanism. The detection mechanism is used to automatically detect the position to be ground. The X-axis feeding mechanism and the Y-axis feeding mechanism drive the grinding main unit to move according to the identified position to be ground. After moving to the position to be ground, the X-axis feeding mechanism automatically feeds according to the set feeding amount and grinding depth, and the grinding main unit performs grinding. The spray filtration cooling circulation mechanism sprays the grinding main unit. When the target grinding depth is reached, the automation degree is high, the operation is convenient and fast, time and labor are saved, the grinding accuracy and efficiency are high, the quality of the workpiece surface processing is improved, and the operation risk is small.

[0016] 2. The intelligent removal device and method for the wear-resistant band of the drill tool provided by the present invention, wherein the grinding main unit includes a diamond grinding wheel and a grinding wheel motor. The diamond grinding wheel is driven by the grinding wheel motor to rotate at a high speed to grind the drill tool. The diamond grinding wheel can efficiently grind difficult-to-machine materials such as cemented carbide, and the grinding tool has the longest service life; the diamond grinding wheel has high abrasion resistance, less wear of the grinding wheel, and a long service time; and the diamond grinding wheel has very good thermal conductivity, which is beneficial to the dissipation of heat, avoiding phenomena such as workpiece burning, cracking, and chipping, and greatly improving the quality of the workpiece surface processing.

[0017] 3. The intelligent removal device and method for the wear-resistant band of the drill tool provided by the present invention, wherein the detection mechanism includes a color mark detection sensor, a color band, and a laser distance sensor. A color band is pasted on the part to be ground. The color mark detection sensor drives the grinding main unit to automatically find the grinding part by identifying the color band. The laser distance sensor is used to detect the outer diameter of the drill pipe and automatically set it to zero. It can perform autonomous detection without manual participation, with linked actions, reducing the workload, having a high degree of automation, and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] The present invention will be further described in detail below with reference to the drawings.

[0019] Figure 1 is the main structural view of the intelligent removal device for the wear-resistant band of the drill tool;

[0020] Figure 2 is the right structural view of the intelligent removal device for the wear-resistant band of the drill tool;

[0021] Figure 3 is the top structural view of the intelligent removal device for the wear-resistant band of the drill tool.

[0022] Description of the reference numerals: 1. Electric through-hole chuck assembly; 2. Grinding main unit; 3. X-axis feed mechanism; 4. Y-axis feed mechanism; 5. Spray filtration cooling circulation mechanism; 6. Frame; 7. Detection mechanism; 21. Diamond grinding wheel; 22. Grinding wheel motor; 31. First support plate; 32. First dovetail groove lead screw; 33. First servo motor; 41. Second support plate; 42. Second dovetail groove lead screw; 43. Second servo motor; 51. Water pump; 52. Water pipe; 53. Spray pipe head; 54. Water tank. Detailed implementation mode

[0023] The principles and features of the present invention will be described below in conjunction with the accompanying drawings.

[0024] Embodiment 1:

[0025] As Figures 1 - 3 shown, a smart device for removing the wear-resistant belt of a drill includes an electric through-hole chuck assembly 1, a grinding main unit 2, an X-axis feed mechanism 3, a Y-axis feed mechanism 4, a spray filtration cooling circulation mechanism 5, a frame 6, a detection mechanism 7 and a controller. The electric through-hole chuck assembly 1 is connected to the upper part of the left side of the frame 6, the X-axis feed mechanism 3 and the Y-axis feed mechanism 4 are respectively connected to the upper part of the right side of the frame 6. The power output ends of the X-axis feed mechanism 3 and the Y-axis feed mechanism 4 are both connected to the grinding main unit 2. The spray filtration cooling circulation mechanism 5 and the controller are both connected to the frame 6. The controller is electrically connected to the electric through-hole chuck assembly 1, the grinding main unit 2, the X-axis feed mechanism 3, the Y-axis feed mechanism 4, the spray filtration cooling circulation mechanism 5 and the detection mechanism 7.

[0026] Specifically, the electric through-hole chuck assembly 1, the grinding main unit 2, the X-axis feed mechanism 3, the Y-axis feed mechanism 4, the spray filtration cooling circulation mechanism 5, the detection mechanism 7 and the controller are integrated onto the frame 6. The controller controls the electric through-hole chuck assembly 1, the grinding main unit 2, the X-axis feed mechanism 3, the Y-axis feed mechanism 4, the spray filtration cooling circulation mechanism 5 and the detection mechanism 7, enabling the detection mechanism 7 to automatically detect the position to be ground. The X-axis feed mechanism 3 and the Y-axis feed mechanism 4 automatically drive the grinding main unit 2 to move according to the identified position to be ground. After moving to the position to be ground, the X-axis feed mechanism 3 automatically feeds according to the set feed amount and grinding depth, and the grinding main unit 2 performs grinding. The spray filtration cooling circulation mechanism 5 sprays the grinding main unit 2. When the target grinding depth is reached, the automation degree is high, the operation is convenient and fast, time and labor are saved, the grinding accuracy and efficiency are high, the quality of the workpiece surface processing is improved, and the operation risk is small.

[0027] Embodiment 2:

[0028] Based on Embodiment 1, the grinding main unit 2 includes a diamond grinding wheel 21 and a grinding wheel motor 22. The power output end of the grinding wheel motor 22 is connected to the diamond grinding wheel 21, and the controller is electrically connected to the grinding wheel motor 22.

[0029] Specifically, the grinding wheel motor 22 drives the diamond grinding wheel 21 to rotate at a high speed to grind the grinding tool. The diamond grinding wheel 21 can efficiently grind difficult-to-machine materials such as cemented carbide, and the grinding tool has the longest service life; the diamond grinding wheel has high abrasion resistance, with less wear of the grinding wheel and a longer service time; moreover, the diamond grinding wheel has very good thermal conductivity, which is conducive to the dissipation of heat, avoiding phenomena such as workpiece burning, cracking and chipping, and greatly improving the quality of the workpiece surface processing.

[0030] Preferably, the grinding main unit 2 further includes a cooling fan, and the cooling fan is connected to the grinding wheel motor 22; the cooling fan is used to dissipate heat from the grinding wheel motor 22 to ensure the normal operation of the grinding wheel motor 22.

[0031] Preferably, the X-axis feeding mechanism 3 includes a first support plate 31, a dovetail groove lead screw 32 and a first servo motor 33. The power output end of the first servo motor 33 is connected to the first support plate 31 through the dovetail groove lead screw 32, and the first support plate 31 is connected to the grinding wheel motor 22.

[0032] Specifically, the first servo motor 33 drives the dovetail groove lead screw 32 to rotate to realize the vertical displacement of the first support plate 31 in the X-axis radial direction (displacement distance: 0 - 100 mm), so as to realize the grinding of the grinding tool. Closed-loop control of position, speed and torque is achieved, with high control precision; good high-speed performance, generally the rated speed can reach 2000 - 3000 revolutions; strong overload resistance, capable of withstanding a load three times the rated torque, especially suitable for occasions with instantaneous load fluctuations and requirements for rapid start-up; stable low-speed operation, suitable for occasions with high-speed response requirements; the dynamic response time of the motor during acceleration and deceleration is short, generally within dozens of milliseconds; heat generation and noise are significantly reduced.

[0033] Preferably, the Y-axis feeding mechanism 4 includes a second support plate 41, a dovetail groove lead screw 42 and a second servo motor 43. The power output end of the second servo motor 43 is connected to the second support plate 41 through the dovetail groove lead screw 42, and the second support plate 41 is connected to the grinding wheel motor 22.

[0034] The second servo motor 43 drives the dovetail groove lead screw 42 to rotate to realize the horizontal displacement of the second support plate 41 in the Y-axis axial direction (displacement distance: 0 - 200 mm). Thus, the grinding position of the grinding tool is positioned. Closed-loop control of position, speed and torque is achieved, with high control precision; good high-speed performance, generally the rated speed can reach 2000 - 3000 revolutions; strong overload resistance, capable of withstanding a load three times the rated torque, especially suitable for occasions with instantaneous load fluctuations and requirements for rapid start-up; stable low-speed operation, suitable for occasions with high-speed response requirements; the dynamic response time of the motor during acceleration and deceleration is short, generally within dozens of milliseconds; heat generation and noise are significantly reduced.

[0035] Preferably, both the dovetail groove lead screw one 32 and the dovetail groove lead screw two 42 are bidirectional dovetail groove lead screws. The bidirectional dovetail groove lead screw facilitates the bidirectional movement of the first carrier 31 or the second carrier 41.

[0036] Preferably, the spray filtration cooling circulation mechanism 5 includes a water pump 51, a water pipe 52, a spray pipe head 53 and a water tank 54. The water tank 54 is connected to the machine frame 6. Inside the water tank 54, it is connected to the water pump 51. The water outlet end of the water pump 51 is connected to the spray pipe head 53 through the water pipe 52, and the spray pipe head 53 is connected above the diamond grinding wheel 21.

[0037] The water pump 51 is fixed inside the box body of the water tank 54 and is connected to the spray pipe head 53 through the water pipe 52. (The spray pipe head 53 can adjust the size of the water flow) and sprays water flow to cool the diamond grinding wheel 21.

[0038] The spray filtration cooling circulation mechanism 5 facilitates cooling the diamond grinding wheel 21; neutralizes the dust generated during grinding in water and reduces dust pollution.

[0039] Preferably, a filter screen is provided at the inlet end of the water pump 51.

[0040] Specifically, the water flow passes through the filter screen and then enters the water pump 51, preventing the water pump 51 from being blocked and protecting the water pump 51.

[0041] Preferably, a water collecting tray is provided at the bottom between the electric through-hole chuck assembly 1 and the grinding main unit 2. The water collecting tray is provided with holes, and the holes are connected to the water tank 54 through a water pipe.

[0042] Specifically, the excess water flow will flow to the water collecting tray and return to the inside of the box body of the water tank 54 through the holes on the water collecting tray. After being filtered inside the box body of the water tank 54, it flows into the water pump, collecting and recycling the sewage.

[0043] Preferably, a first zero return sensor is provided and connected on the first carrier 31, and a second zero return sensor is provided and connected on the second carrier 41. The zero return sensors are electrically connected to the controller.

[0044] Specifically, the first zero return sensor and the second zero return sensor facilitate the X-axis feed mechanism 3 and the Y-axis feed mechanism 4 to drive the grinding main unit 2 to return to the zero position.

[0045] Preferably, the detection mechanism 7 includes a color mark detection sensor, a color tape and a laser distance sensor. The color tape is connected to the to-be-ground part of the wear-resistant tape to be ground. The grinding wheel motor 22 is connected to the color mark detection sensor. The laser distance sensor is connected to the machine frame 6. Both the color mark detection sensor and the laser distance sensor are electrically connected to the controller.

[0046] Specifically, a color ribbon is pasted on the part to be ground, and the color mark detection sensor drives the grinding host unit 2 to automatically find the grinding part by identifying the color ribbon, uses the laser distance sensor to detect the outer diameter of the drill pipe and automatically sets it to zero, and then automatically returns to the cutting part to detect the highest point of eccentric wear of the wear-resistant belt of the drill pipe. Autonomous detection, no need for human participation, linkage action, reduced workload, high degree of automation, and improved work efficiency.

[0047] Preferably, the electric through-type chuck assembly 1 includes a PLC controller, a stepper motor driver, a stepper motor, a chuck, a frequency converter, a helical gear motor and a spindle gear. The chuck includes a coil wire and a claw. The stepper motor driver is connected to the chuck through the stepper motor, the frequency converter is connected to the spindle gear through the helical gear motor, and the spindle gear is connected to the claw through the coil wire. The PLC controller is electrically connected to the stepper motor driver and the frequency converter, respectively.

[0048] Specifically, the rotation speed is set in the PLC controller, and after calculation by the internal program of the PLC, the speed is converted into pulses and output to the stepper motor driver. After receiving the signal, the stepper motor driver drives the stepper motor to rotate, and the stepper motor drives the rotation of the chuck through the connection mechanism inside the gearbox body. The PLC outputs a signal to the frequency converter, and the frequency converter controls the helical gear motor to rotate forward or reverse. The helical gear motor directly controls the coil wire of the electric chuck by connecting the spindle gear to drive the opening or closing of the claws, and the claws grasp the defective drill rod with the wear-resistant belt to be ground.

[0049] The stepper motor can realize precise control of the motor, reduce the control components, reduce the failure points, and the control circuit is simple; the helical gear motor reducer has good meshing performance, smooth transmission, low noise, large overlap, reduces the load on each pair of gears, improves the bearing capacity of the gears, and has a small minimum number of teeth to avoid undercutting.

[0050] Embodiment 3:

[0051] On the basis of Example 2, a cleaning method based on the intelligent cleaning device for wear-resistant belts of drill tools comprises the following steps: loading the defective drill rod with the wear-resistant belt to be ground into the electric through-type chuck assembly 1, the detection device 7 identifies the position to be ground, the X-axis feed mechanism 3 and the Y-axis feed mechanism 4 drive the grinding main unit 2 to move according to the identified position to be ground, after moving to the position to be ground, the X-axis feed mechanism 3 automatically feeds according to the set feed amount and grinding depth, the grinding main unit 2 performs grinding, the spray filtering cooling circulation mechanism 5 sprays the grinding main unit 2 until the target grinding depth is reached, the X-axis feed mechanism 3 and the Y-axis feed mechanism 4 drive the grinding main unit 2 to return to the zero position, and the above steps are repeated to complete the next grinding cycle.

[0052] Specifically, the drill pipe with wear-resistant band defects to be ground is loaded into the electric through-hole chuck assembly 1 by the loading and unloading device or the overhead crane. After color marking the grinding position (sticking color tapes on the parts to be ground) and setting the grinding parameters, the color mark detection sensor drives the grinding main unit 2 to automatically find the grinding position by identifying the color tapes. The laser distance measurement sensor is used to detect the outer diameter of the drill pipe and automatically set it to zero, and then it automatically returns to the cutting position to detect the highest point of the eccentric wear of the wear-resistant band of the drill pipe. The control system automatically controls the opening of the spray filtration cooling circulation system 5. The spray pipe head 53 can adjust the size of the water flow, and the sprayed water flow cools the diamond grinding wheel 21. The servo motor 33 drives the dovetail groove lead screw 32 to rotate to realize the vertical displacement of the support plate 31 in the X-axis radial direction. The servo motor 43 drives the dovetail groove lead screw 42 to rotate to realize the horizontal displacement of the support plate 41 in the Y-axis axial direction. The support plate 31 and the support plate 41 push the grinding main unit 2 to move. After the grinding main unit 2 moves to the grinding position, the X-axis feed mechanism 3 automatically feeds according to the feed rate and grinding depth set by the system until the grinding wheel motor 22 completes the grinding depth of the equipment. Then, the X-axis feed mechanism 3 and the Y-axis feed mechanism 4 drive the grinding main unit 2 to return to the zero position. The operator detects the grinding surface and proceeds with the next cycle of grinding operation. The operation process is convenient, fast, time-saving and labor-saving, with high pressure test and installation efficiency and low operation risk.

[0053] In the description of the present invention, it should be understood that if there are terms such as "left", "inner", "right", etc. indicating the orientation or positional relationship, they are based on the orientation or positional relationship shown in the drawings, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation. Therefore, the terms describing the positional relationship in the drawings are only for illustrative purposes and should not be construed as a limitation of the present invention.

[0054] The above examples are only illustrative of the present invention and do not constitute a limitation on the protection scope of the present invention. Any design identical or similar to the present invention falls within the protection scope of the present invention.

Claims

1. An intelligent device for removing wear-resistant bands of drilling tools, characterized in that: It includes an electric through-hole chuck assembly (1), a grinding main unit (2), an X-axis feeding mechanism (3), a Y-axis feeding mechanism (4), a spray filtration cooling circulation mechanism (5), a frame (6), a detection mechanism (7) and a controller. The electric through-hole chuck assembly (1) is connected to the upper part of the left side of the frame (6), and the X-axis feeding mechanism (3) and the Y-axis feeding mechanism (4) are respectively connected to the upper part of the right side of the frame (6). The power output ends of the X-axis feeding mechanism (3) and the Y-axis feeding mechanism (4) are both connected to the grinding main unit (2). The spray filtration cooling circulation mechanism (5) and the controller are both connected to the frame (6). The controller is electrically connected to the electric through-hole chuck assembly (1), the grinding main unit (2), the X-axis feeding mechanism (3), the Y-axis feeding mechanism (4), the spray filtration cooling circulation mechanism (5) and the detection mechanism (7).

2. The intelligent cleaning device for the wear-resistant band of the drill tool according to claim 1, characterized in that: The grinding main unit (2) includes a diamond grinding wheel (21) and a grinding wheel motor (22). The power output end of the grinding wheel motor (22) is connected to the diamond grinding wheel (21), and the controller is electrically connected to the grinding wheel motor (22).

3. The intelligent cleaning device for the wear-resistant band of the drill tool according to claim 2, wherein: The X-axis feeding mechanism (3) includes a first support plate (31), a dovetail groove lead screw one (32) and a servo motor one (33). The power output end of the servo motor one (33) is connected to the first support plate (31) through the dovetail groove lead screw one (32), and the first support plate (31) is connected to the grinding wheel motor (22).

4. The intelligent cleaning device for the wear-resistant band of the drilling tool according to claim 3, characterized in that: The Y-axis feeding mechanism (4) includes a second support plate (41), a dovetail groove lead screw two (42) and a servo motor two (43). The power output end of the servo motor two (43) is connected to the second support plate (41) through the dovetail groove lead screw two (42), and the second support plate (41) is connected to the grinding wheel motor (22).

5. The intelligent cleaning device for the wear-resistant band of the drilling tool according to claim 2, wherein: The spray filtration cooling circulation mechanism (5) includes a water pump (51), a water pipe (52), a spray pipe head (53) and a water tank (54). The water tank (54) is connected to the frame (6), the water pump (51) is connected inside the water tank (54), the water outlet end of the water pump (51) is connected to the spray pipe head (53) through the water pipe (52), and the spray pipe head (53) is connected above the diamond grinding wheel (21).

6. The intelligent cleaning device for the wear-resistant band of the drilling tool according to claim 5, characterized in that: A filter screen is provided and connected to the inlet end of the water pump (51).

7. The intelligent cleaning device for the wear-resistant band of the drilling tool according to claim 5, characterized in that: A water collecting tray is provided at the bottom between the electric through-hole chuck assembly (1) and the grinding main unit (2). Holes are provided on the water collecting tray, and the holes are connected to the water tank (54) through a water pipe.

8. The intelligent cleaning device for the wear-resistant band of the drilling tool according to claim 4, characterized in that: A zero return sensor one is provided and connected to the first support plate (31), and a zero return sensor two is provided and connected to the second support plate (41). The zero return sensors are electrically connected to the controller.

9. The intelligent cleaning device for the wear-resistant band of the drilling tool according to claim 2, characterized in that: The detection mechanism (7) includes a color mark detection sensor, a color strip and a laser distance measurement sensor. The color strip is connected to the area to be ground of the wear-resistant belt to be ground. The grinding wheel motor (22) is connected to the color mark detection sensor. The laser distance measurement sensor is connected to the frame (6). The color mark detection sensor and the laser distance measurement sensor are both electrically connected to the controller.

10. A cleaning method for the drill tool wear-resistant band intelligent cleaning device according to any one of claims 1-9, characterized in that: The steps are as follows: Feed the drill pipe with wear-resistant belt defects to be ground into the electric through-hole chuck assembly (1), the detection device (7) identifies the position to be ground, the X-axis feed mechanism (3) and the Y-axis feed mechanism (4) drive the grinding main unit (2) to move according to the identified position to be ground. After moving to the position to be ground, the X-axis feed mechanism (3) automatically feeds according to the set feed rate and grinding depth, the grinding main unit (2) performs grinding, and the spray filtration cooling circulation mechanism (5) sprays the grinding main unit (2) until the target grinding depth is reached. Then, the X-axis feed mechanism (3) and the Y-axis feed mechanism (4) drive the grinding main unit (2) to return to the zero position, and repeat the above steps to complete the next cycle of grinding operation.

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