A magnet surface crack defect detection device and a crack defect detection method

Abstract

The present application relates to magnet surface crack defect detection equipment technical field, especially to a kind of magnet surface crack defect detection equipment and crack defect detection method, including detection equipment main body, adsorption component, lifting assembly, adjusting assembly, detection component and lighting component;Compared with the traditional magnet surface crack defect detection equipment, more rely on artificial visual inspection or use simple mechanical device to scan, when detecting magnet surface crack, may produce detection blind area, lead to unable normal crack detection, the magnet surface crack defect detection equipment detects the crack on magnet surface by various intelligent detection methods, can effectively avoid the detection error caused by detection blind area, can more quickly, accurately complete magnet surface crack defect detection task.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of magnet surface crack defect detection equipment, and in particular to a magnet surface crack defect detection equipment and a crack defect detection method. BACKGROUND

[0002] The magnet surface crack defect detection equipment is a device specially designed to detect whether there are cracks or other defects on the surface of a magnet.

[0003] The existing magnet surface crack defect detection equipment relies more on manual visual detection or uses simple mechanical devices for scanning. When detecting cracks on the surface of a magnet, detection blind spots may occur, resulting in failure to normally detect cracks.

[0004] In view of the problem that the existing magnet surface crack defect detection equipment may produce detection blind spots when detecting cracks on the surface of a magnet, resulting in failure to normally detect cracks, the magnet surface crack defect detection equipment detects cracks on the surface of a magnet through various intelligent detection methods, which can effectively avoid detection errors caused by detection blind spots and can more quickly and accurately complete the detection task of magnet surface crack defects. SUMMARY

[0005] In order to overcome the problem that the existing magnet surface crack defect detection equipment relies more on manual visual detection or uses simple mechanical devices for scanning, and when detecting cracks on the surface of a magnet, detection blind spots may occur, resulting in failure to normally detect cracks.

[0006] The technical scheme of the present application is: a magnet surface crack defect detection equipment, comprising a detection equipment main body, an adsorption assembly, a lifting assembly, an adjusting assembly, a detection assembly and an illumination assembly, the bottom surface of the detection equipment main body is provided with the adsorption assembly, the top surface of the detection equipment main body is provided with the lifting assembly, the top end of the lifting assembly is provided with the adjusting assembly, one side of the adjusting assembly is provided with the detection assembly, and the bottom surface of the detection assembly is provided with the illumination assembly.

[0007] Preferably, the detection equipment main body is adsorbed on the surface of the detection area by the adsorption assembly, the adjusting assembly is moved up and down by the lifting assembly, the detection assembly is moved forward and backward by the adjusting assembly, the crack defects on the surface of the magnet are detected by the detection assembly, and the monitoring area is provided with illumination support by the illumination assembly.

[0008] Further, the adsorption assembly comprises a mounting base, a ventilation pipe, a self-adjusting air pump and an adsorption suction cup, both ends of the bottom surface of the detection equipment main body are provided with the mounting base, the bottom surface of the mounting base is provided with the ventilation pipe, one side of the ventilation pipe is provided with the self-adjusting air pump, and the bottom end of the ventilation pipe is provided with the adsorption suction cup.

[0009] Further, the lifting assembly includes hydraulic rods and mounting blocks, the top surface of the detection device body is provided with hydraulic rods, the hydraulic rods are provided in multiple groups, and the top ends of the hydraulic rods are provided with mounting blocks.

[0010] Further, the adjusting assembly includes mounting grooves, lead screws, connecting blocks, and rotating motors, the inside of the mounting block is provided with a mounting groove, the inside of the mounting groove is provided with a lead screw, the outside of the lead screw is also provided with a connecting block, and one end of the mounting block is provided with a rotating motor.

[0011] Further, the detection assembly includes a detection device host, a control screen, and a non-contact magnetic force detection module, one side of the connecting block is provided with a detection device host, the top surface of the detection device host is provided with a control screen, and the bottom surface of the detection device host is provided with a non-contact magnetic force detection module.

[0012] Further, the lighting assembly includes placement grooves and adjustable lighting lamp balls, the bottom surface of the detection device host is provided with two groups of placement grooves, and the inside of the placement grooves is provided with adjustable lighting lamp balls.

[0013] A magnet surface crack defect detection device crack defect detection method, including the following steps:

[0014] S11: First, preliminarily scan and position the magnet surface;

[0015] S12: Position and detect the magnet surface condition to confirm the crack condition;

[0016] S13: Through the lighting auxiliary observation method, the crack condition is confirmed again.

[0017] Further, when preliminarily scanning and positioning, the following steps are included:

[0018] S21: First, the detection device body is adsorbed on the magnet surface to be detected through the adsorption assembly, and the device is ensured to be stable and immovable;

[0019] S22: Adjust the height of the detection assembly through the lifting assembly to maintain an appropriate distance from the magnet surface;

[0020] S23: Start the non-contact magnetic force detection module in the detection assembly to preliminarily scan the magnet surface to quickly locate the area where cracks may exist;

[0021] S24: According to the results of the preliminary scanning, mark the area suspected to have cracks through the control screen.

[0022] Further, when performing fine detection confirmation, the following methods are included:

[0023] S31: According to the marking result in the above method, the position of the detection assembly is adjusted by the adjusting assembly to align with the suspected crack area;

[0024] S32: The non-contact magnetic force detection module is started again to finely detect the suspected crack area and obtain more detailed crack information.

[0025] S33: The data collected by the non-contact magnetic force detection module is analyzed and calculated by the detection equipment host to confirm the existence and severity of the crack.

[0026] Further, when performing illumination assisted observation, the following steps are included:

[0027] S41: Based on the above method, the detection area is illuminated by the adjustable illumination lamp ball in the illumination assembly to ensure sufficient light and appropriate angle.

[0028] S42: Under the assistance of illumination, a professional person carefully observes the detection area to verify the detection result of the detection assembly and confirms the specific shape and position of the crack.

[0029] S43: The observation result is recorded and fed back to relevant personnel for subsequent repair or replacement of the magnet.

[0030] Preferably, through the above three crack determination methods, the preliminary scanning positioning method can quickly position the suspected crack area to improve the detection efficiency, the fine detection confirmation method can obtain more detailed crack information to ensure the accuracy of the detection result, and the illumination assisted observation method can further enhance the detection effect to reduce the risk of missed detection and false detection, thereby realizing comprehensive and accurate detection of the surface crack defects of the magnet.

[0031] The beneficial effects of the present application are:

[0032] 1. Compared with the traditional magnet surface crack defect detection equipment which relies more on manual visual detection or uses simple mechanical devices for scanning, when detecting the magnet surface crack, detection blind area may be generated, resulting in failure to normally detect the crack. The magnet surface crack defect detection equipment detects the crack on the surface of the magnet through multiple intelligent detection methods, which can effectively avoid the detection error caused by the detection blind area, and can more quickly and accurately complete the detection task of the magnet surface crack defect.

[0033] 2. Through the above three crack determination methods, the preliminary scanning positioning method can quickly position the suspected crack area to improve the detection efficiency, the fine detection confirmation method can obtain more detailed crack information to ensure the accuracy of the detection result, and the illumination assisted observation method can further enhance the detection effect to reduce the risk of missed detection and false detection, thereby realizing comprehensive and accurate detection of the surface crack defects of the magnet. BRIEF DESCRIPTION OF DRAWINGS

[0034] Figure 1 A first stereoscopic structure schematic view of a magnet surface crack defect detection equipment of the present application is shown.

[0035] Figure 2 A second stereoscopic structure schematic view of a magnet surface crack defect detection equipment of the present application is shown.

[0036] Figure 3 A first partial stereoscopic structure schematic view of a magnet surface crack defect detection equipment of the present application is shown.

[0037] Figure 4 A second partial stereoscopic structure schematic view of a magnet surface crack defect detection equipment of the present application is shown.

[0038] Figure 5 A working flow schematic view of a crack defect detection method of a magnet surface crack defect detection equipment of the present application is shown.

[0039] Figure 6 A preliminary scanning positioning flow schematic view of a crack defect detection method of a magnet surface crack defect detection equipment of the present application is shown.

[0040] Figure 7 A fine detection confirmation flow schematic view of a crack defect detection method of a magnet surface crack defect detection equipment of the present application is shown.

[0041] Figure 8 An illumination auxiliary observation flow schematic view of a crack defect detection method of a magnet surface crack defect detection equipment of the present application is shown.

[0042] Marked with the following figure: 1, detection equipment main body; 201, installation base; 202, air pipe; 203, self-adjusting air pump; 204, adsorption suction cup; 301, hydraulic rod; 302, installation block; 401, installation groove; 402, screw rod; 403, connecting block; 404, rotating motor; 501, detection equipment host; 502, control screen; 503, non-contact magnetic force detection module; 601, placing groove; 602, adjustable illumination lamp ball. DETAILED DESCRIPTION

[0043] The present application is further illustrated below in conjunction with the drawings and examples.

[0044] Please refer to Figures 1-8The application provides an embodiment of a magnet surface crack defect detection device, which comprises a detection device body 1, an adsorption assembly, a lifting assembly, an adjusting assembly, a detection assembly and an illumination assembly, the bottom surface of the detection device body 1 is provided with the adsorption assembly, the top surface of the detection device body 1 is provided with the lifting assembly, the top end of the lifting assembly is provided with the adjusting assembly, one side of the adjusting assembly is provided with the detection assembly, and the bottom surface of the detection assembly is provided with the illumination assembly.

[0045] Preferably, the detection device body 1 is adsorbed on the surface of a detection area through the adsorption assembly, the adjusting assembly is moved up and down through the lifting assembly, the detection assembly is moved forward and backward for adjustment through the adjusting assembly, the magnet surface crack defect is detected through the detection assembly, and the monitoring area is provided with illumination support through the illumination assembly.

[0046] Further, the adsorption assembly comprises a mounting base 201, a ventilation air pipe 202, a self-adjusting air pump 203 and an adsorption suction disc 204, the bottom surface of the detection device body 1 is provided with the mounting base 201 at both ends, the bottom surface of the mounting base 201 is provided with the ventilation air pipe 202, one side of the ventilation air pipe 202 is provided with the self-adjusting air pump 203, and the bottom end of the ventilation air pipe 202 is provided with the adsorption suction disc 204, in use, the ventilation air pipe 202 is mounted through the mounting base 201, air in the adsorption suction disc 204 is dredged through the ventilation air pipe 202, the suction force of the adsorption suction disc 204 is controlled through the self-adjusting air pump 203, and the detection device body 1 is adsorbed on the detection area through the adsorption suction disc 204.

[0047] Further, the lifting assembly comprises a hydraulic rod 301 and a mounting block 302, the top surface of the detection device body 1 is provided with the hydraulic rod 301, the hydraulic rod 301 is provided with a plurality of groups, and the top end of the hydraulic rod 301 is provided with the mounting block 302, in use, the mounting block 302 is moved up and down through the hydraulic rod 301, and the adjusting assembly is mounted through the mounting block 302.

[0048] Further, the adjusting assembly comprises a mounting groove 401, a lead screw 402, a connecting block 403 and a rotating motor 404, the inside of the mounting block 302 is provided with the mounting groove 401, the inside of the mounting groove 401 is provided with the lead screw 402, the outside of the lead screw 402 is also provided with the connecting block 403, and one end of the mounting block 302 is provided with the rotating motor 404, in use, the lead screw 402 is mounted through the mounting groove 401, the lead screw 402 is rotated through the rotating motor 404, the connecting block 403 is moved through the lead screw 402, and the detection assembly is mounted through the connecting block 403.

[0049] Further, the detection assembly includes a detection device host 501, a control screen 502, and a non-contact magnetic force detection module 503. One side of the connecting block 403 is provided with the detection device host 501. The top surface of the detection device host 501 is provided with the control screen 502. The bottom surface of the detection device host 501 is provided with the non-contact magnetic force detection module 503. In use, the detection device host 501 analyzes and calculates various data collected by the non-contact magnetic force detection module 503. The control screen 502 controls the detection device host 501. The non-contact magnetic force detection module 503 detects the surface crack defects of the magnet.

[0050] Further, the lighting assembly includes a placement slot 601 and an adjustable lighting lamp ball 602. The bottom surface of the detection device host 501 is provided with the placement slot 601. The placement slot 601 is provided with two groups. The inside of the placement slot 601 is provided with the adjustable lighting lamp ball 602. In use, the adjustable lighting lamp ball 602 is installed in the placement slot 601. The adjustable lighting lamp ball 602 illuminates the detection area.

[0051] A magnet surface crack defect detection device crack defect detection method includes the following steps:

[0052] S11: First, the surface of the magnet is preliminarily scanned and positioned;

[0053] S12: The surface of the magnet is positioned and detected to confirm the crack condition;

[0054] S13: The crack condition is confirmed again by the lighting auxiliary observation method.

[0055] Further, when preliminarily scanning and positioning, the following steps are included:

[0056] S21: First, the detection device body 1 is adsorbed on the magnet surface to be detected by the adsorption assembly, ensuring that the device is stable and immovable;

[0057] S22: The height of the detection assembly is adjusted by the lifting assembly to maintain an appropriate distance from the magnet surface;

[0058] S23: The non-contact magnetic force detection module 503 in the detection assembly is started to preliminarily scan the magnet surface to quickly locate the area where the crack may exist;

[0059] S24: According to the results of the preliminary scanning, the area suspected to have cracks is marked by the control screen 502.

[0060] Further, when performing fine detection confirmation, the following methods are included:

[0061] S31: According to the marking result in the above method, the position of the detection assembly is adjusted by the adjusting assembly to align with the suspected crack area;

[0062] S32: The non-contact magnetic force detection module 503 is started again to finely detect the suspected crack area and obtain more detailed crack information.

[0063] S33: The data collected by the non-contact magnetic force detection module 503 is analyzed and calculated by the detection equipment host 501 to confirm the existence and severity of the crack.

[0064] Further, when performing illumination-assisted observation, the following steps are included:

[0065] S41: Based on the above method, the detection area is illuminated by the adjustable illumination lamp ball 602 in the illumination assembly to ensure sufficient light and appropriate angle.

[0066] S42: Under the assistance of illumination, the detection area is carefully observed by a professional to verify the detection result of the detection assembly and confirm the specific shape and position of the crack.

[0067] S43: The observation result is recorded and fed back to relevant personnel for subsequent repair or replacement of the magnet.

[0068] Preferably, through the above three crack determination methods, the preliminary scanning positioning method can quickly locate the suspected crack area, improving the detection efficiency; the fine detection confirmation method can obtain more detailed crack information to ensure the accuracy of the detection result; and the illumination-assisted observation method can further enhance the detection effect, reduce the risk of missed detection and false detection, thereby realizing comprehensive and accurate detection of the surface crack defects of the magnet.

[0069] The embodiments of the application are described in detail above in combination with the drawings, but the application is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the purpose of the application.

Claims

1. A device for detecting crack defects on the surface of a magnet; characterized in that: The invention comprises a detection device body (1), an adsorption component, a lifting component, an adjustment component, a detection component and a lighting component, wherein the bottom surface of the detection device body (1) is provided with an adsorption component, the top surface of the detection device body (1) is provided with a lifting component, the top of the lifting component is provided with an adjustment component, one side of the adjustment component is provided with a detection component, and the bottom surface of the detection component is provided with a lighting component; the adsorption component comprises a mounting base (201), a ventilation air pipe (202), a self-adjusting air pump (203) and an adsorption sucker (204), both ends of the bottom surface of the detection device body (1) are provided with a mounting base (201), the bottom surface of the mounting base (201) is provided with a ventilation air pipe (202), one side of the ventilation air pipe (202) is provided with a self-adjusting air pump (203), and a suction cup (204). 3), an adsorption cup (204) is provided at the bottom end of the ventilation pipe (202); a lifting assembly includes a hydraulic rod (301) and a mounting block (302), a hydraulic rod (301) is provided on the top surface of the detection device body (1), a plurality of hydraulic rods (301) are provided, and a mounting block (302) is provided at the top end of the hydraulic rod (301); an adjustment assembly includes a mounting groove (401), a screw rod (402), a connecting block (403) and a rotating motor (404), a mounting groove (401) is provided inside the mounting block (302), a screw rod (402) is provided inside the mounting groove (401), a connecting block (403) is also provided on the outside of the screw rod (402), and a rotating motor (404) is provided at one end of the mounting block (302).

2. The magnet surface crack defect detection device according to claim 1, characterized in that: The detection component comprises a detection device host (501), a control screen (502) and a non-contact magnetic detection module (503); the detection device host (501) is provided on one side of the connection block (403); the control screen (502) is provided on the top surface of the detection device host (501); and the non-contact magnetic detection module (503) is provided on the bottom surface of the detection device host (501).

3. The magnet surface crack defect detection device according to claim 2, characterized in that: The lighting assembly comprises a placement groove (601) and an adjustable lighting lamp ball (602). The placement groove (601) is provided on the bottom surface of the detection device main body (501). The placement groove (601) is provided in two groups. The adjustable lighting lamp ball (602) is provided inside the placement groove (601).

4. A method for detecting crack defects on a magnet surface, using the magnet surface crack defect detection device according to any one of claims 1 to 3, characterized in that: The following steps are included: S11: First, perform preliminary scanning and positioning on the magnet surface; S12: Perform positioning inspection on the surface of the magnet to confirm the crack situation; S13: Secondary confirmation of the crack condition is performed through lighting-assisted observation.

5. The method for detecting crack defects in a magnet surface crack defect detection device according to claim 4, characterized in that: The following steps are included in the initial scanning and positioning: S21: First, the detection device body 1 is adsorbed onto the magnetic surface to be detected by the adsorption component to ensure that the device is stable and motionless; S22: Adjust the height of the detection component by the lifting component to keep it at an appropriate distance from the magnet surface; S23: starting the non-contact magnetic detection module (503) in the detection assembly to perform a preliminary scan on the surface of the magnet to quickly locate areas where cracks may exist; S24: Based on the results of the preliminary scan, the area suspected of having cracks is marked through the control screen (502).

6. The method for detecting crack defects in a magnet surface crack defect detection device according to claim 5, characterized in that: When conducting detailed testing and confirmation, the following methods are included: S31: According to the marking result in the above method, the position of the detection component is adjusted by adjusting the component so that it is aligned with the suspected crack area; S32: starting the non-contact magnetic detection module (503) again to perform a detailed detection on the suspected crack area to obtain more detailed crack information; S33: Analyzing and calculating the data collected by the non-contact magnetic detection module (503) through the detection device host (501) to confirm the existence and severity of the crack.

7. The method X for detecting crack defects in a magnet surface crack defect detection device according to claim 6, characterized in that: When performing lighting-assisted observation, the following steps are included: S41: Based on the above method, the detection area is illuminated by the adjustable lighting bulb (602) in the lighting assembly to ensure sufficient light and a suitable angle; S42: With the aid of lighting, professionals carefully observe the inspection area to verify the inspection results of the inspection components and confirm the specific shape and location of the cracks; S43: The observation results are recorded and fed back to relevant personnel for subsequent repair or replacement of the magnet.

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