CN211741161U - Intelligent magnetic particle flaw detector - Google Patents

Abstract

The utility model provides an intelligent magnetic particle flaw detector, which comprises a flaw detector main body, two magnetic yoke feet with one ends arranged on the flaw detector main body, and a power supply box connected with the flaw detector main body, and is characterized in that the intelligent magnetic particle flaw detector also comprises an automatic liquid spraying part, a self-sliding part and a controller; the automatic liquid spraying part comprises nozzles, a booster pump and a material box, wherein the nozzles are arranged in a preset number in the flaw detector main body, the booster pump is arranged in the flaw detector main body, the material box is connected with the nozzles through the booster pump, automatic liquid spraying of the magnetic particle flaw detector is realized, and automatic sliding flaw detection of the magnetic particle flaw detector is realized through the self-sliding part which is remotely controlled. Therefore, the utility model discloses a magnetic particle flaw detector operation automation has reduced artifical intensity of labour, has improved work efficiency, and practicality and suitability are strong, and convenient and the accuracy of the result is high.

Description

Intelligent magnetic particle flaw detector

Technical Field

The utility model relates to a magnetic particle flaw detector field especially relates to an intelligent magnetic particle flaw detector.

Background

The magnetic particle inspection is that after a ferromagnetic material workpiece is processed, due to the existence of discontinuity, a magnetic leakage field is generated due to the local distortion of a magnetic line of force on the surface or near the surface of the workpiece, magnetic particles applied on the surface of the workpiece are adsorbed, and visible magnetic marks are formed under proper illumination, so that the position, size, shape and severity of the discontinuity are displayed. Therefore, it is necessary to design an intelligent magnetic particle flaw detector to realize automatic liquid spraying and inspection.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an intelligent magnetic particle flaw detector realizes the automatic inspection of automatic hydrojet and different positions.

In order to achieve the above object, the utility model provides an intelligent magnetic particle flaw detector, which comprises a flaw detector main body, two magnetic yoke feet with one ends arranged on the flaw detector main body, a power box connected with the flaw detector main body, an automatic liquid spraying part, a self-sliding part and a controller; the automatic liquid spraying part comprises a preset number of nozzles arranged on the flaw detector main body, a booster pump and a material box, wherein the booster pump and the material box are arranged in the flaw detector main body; the self-sliding part comprises four connecting rods, two flat plates, two pairs of driving wheels and a driving motor for driving the driving wheels to rotate, the four connecting rods are respectively arranged on one sides, away from each other, of the two magnetic yoke feet, one ends of the connecting rods are connected with the flaw detector main body, one ends, away from the flaw detector main body, of the connecting rods arranged on one side of the same magnetic yoke feet are correspondingly connected with one flat plate, one sides, away from the connecting rods, of the flat plates are respectively provided with a pair of driving wheels, the driving motor is connected with the controller, and one ends, away from the flaw detector main body, of the magnetic yoke feet are flush with one ends, away from the flaw detector main body, of the driving; the intelligent magnetic particle flaw detector is characterized in that a total processor is arranged in the controller, a keyboard used for parameter setting, a remote control panel used for controlling the moving direction of the intelligent magnetic particle flaw detector and a control switch used for controlling the controller are arranged on the controller, and a displacement sensor and a timer which are connected with the total processor are further arranged in the flaw detector main body.

Further preferably, the flaw detector main body is far away from one side of yoke foot is provided with the leader, the handle is close to one side of flaw detector main body is equipped with the corrugated and holds the region, corresponds with human finger, increases the human comfort level when taking this intelligent magnetic particle flaw detector.

Further preferably, intelligent magnetic particle flaw detector still include with a illumination piece that the power pack is connected, illumination piece includes a LED white light lamp, a LED ultraviolet lamp and is used for switching the LED white light lamp with the change over switch of LED ultraviolet lamp, LED white light lamp, a LED ultraviolet lamp set up one the yoke foot is close to another one side of yoke foot, change over switch sets up the handle is close to one side of flaw detector main part, the LED white light lamp is the incandescent lamp, the LED ultraviolet lamp is ultraviolet lamp, illumination piece sets up makes even also can carry out the detection work of detecting a flaw smoothly under the dim environment of light, and can be used to different magnetic powder and pile up the demonstration of pattern, has improved this intelligent magnetic particle flaw detector's suitability and convenience.

Further preferably, the intelligent magnetic particle flaw detector further comprises an image acquisition part, the image acquisition part comprises a high-definition camera arranged between the two yoke pins on the flaw detector main body, an a/D conversion processor connected with the high-definition camera, a memory connected with the a/D conversion processor, and a display connected with the main processor, the a/D conversion processor is connected with the main processor, and the a/D conversion processor and the memory are integrally arranged in the flaw detector main body.

Preferably, the flaw detector main body is provided with a USB interface, and the USB interface is connected with the a/D conversion processor and is used for externally connecting electronic equipment such as a computer, a tablet or a mobile phone.

Preferably, two sides of each driving wheel are respectively provided with an orientation plate, one end of each orientation plate is rotatably connected with the flat plate, the other end of each orientation plate is detachably connected with a wheel shaft of the driving wheel, and the rotating surface of each orientation plate is perpendicular to the flat plate.

Preferably, four receiving grooves are formed in one side, close to the orientation plates, of the flat plate, and the receiving grooves correspond to the orientation plates in position and shape respectively and are used for receiving the orientation plates.

Further preferably, the nozzle with the workbin is through a hose connection, the booster pump sets up on the hose, the hose is close to the one end of workbin is equipped with a filter, the filter with the hose reaches the connection can be dismantled to the workbin.

Preferably, the flaw detector main body is provided with two sliding grooves, and the yoke legs are respectively and correspondingly arranged in the sliding grooves in a sliding manner.

The utility model has the advantages that: the utility model provides an intelligent magnetic particle flaw detector, through setting up automatic liquid spray spare with from the slider, realized magnetic particle flaw detector operation automation, reduced artifical intensity of labour, improved work efficiency, and the magnetic suspension that automatic liquid spray spare was spouted is vaporific, and not the water column, has increased the area that the magnetic suspension sprays on the face that awaits measuring, improves the magnetic suspension utilization ratio, and can make the more even face that falls on that awaits measuring of magnetic suspension, and the testing result is more accurate; this intelligent magnetic particle flaw detector can be used to the automated inspection of the defect face of different shapes, also can be used to manual detection, and because of the existence of drive wheel, even the manual work removes intelligent magnetic particle flaw detector also need not to use too big power, only need slide gently can, artifical low in labor strength, to a great extent avoid artifical long-time detection back, the painful condition of the sour joint of hand, practicality and suitability are strong.

The setting of image acquisition spare has realized the high definition collection that defect department magnetic piles up the image to can show in real time and supply operating personnel to carry out the on-the-spot inspection in real time and supervise the process of detecting a flaw, prevent the false retrieval, miss the phenomenon of examining, and can save image information and supply the later stage to call to look over, it is big to avoid single judgement error, has improved the degree of accuracy of the result of detecting a flaw, need not operating personnel closely to be close to defect department simultaneously and observes the magnetic and pile up the condition, and is convenient and efficient.

Drawings

FIG. 1 is a schematic structural diagram of the present invention according to a first embodiment

FIG. 2 is a schematic view of the connection part of the orientation plate of the intelligent magnetic particle flaw detector provided by the present invention;

fig. 3 is a schematic view of a part of the structure of the intelligent magnetic particle flaw detector provided by the present invention;

fig. 4 is a schematic block diagram of the intelligent magnetic particle flaw detector provided by the utility model.

Detailed Description

The embodiments described below are only a part of the embodiments of the present invention, and not all of them. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, the present embodiment provides an intelligent magnetic particle flaw detector, which includes a flaw detector main body 1, two yoke pins 2 with one end disposed on the flaw detector main body 1, a power box (not shown), an automatic liquid spraying member, a self-sliding member, and a controller.

Referring to fig. 1, 2 and 3, the flaw detector main body 1 is connected to the power supply box, the flaw detector main body 1 is provided with two sliding grooves 11, the cross section of each sliding groove 11 is shaped like a "T", the two yoke pins 2 are respectively and correspondingly slidably disposed in the sliding grooves 11, and one ends of the yoke pins 2 close to the flaw detector main body 1 are adapted to the sliding grooves 11. The range of the general surface to be detected is narrow or wide, and when the surface to be detected with different widths is detected, the distance between the two yoke pins 2 can be adjusted by sliding the yoke pins 2, so that the magnetization speed of the surface to be detected reaches a better level, and the accuracy and the working efficiency of a detection result are improved. One side that appearance main part 1 of detecting a flaw kept away from yoke foot 2 is provided with a leader 12, handle 12 is close to one side of appearance main part 1 of detecting a flaw is equipped with the corrugated and holds the region, corresponds with human finger, increases the comfort level when the human body takes this intelligent magnetic particle flaw detector.

Automatic hydrojet is including setting up nozzle 31, the setting of predetermined quantity in the appearance main part 1 of detecting a flaw is in a booster pump 32 and a workbin 33 in the appearance main part 1 of detecting a flaw, workbin 33 with the appearance main part 1 of detecting a flaw communicates with each other outward, and artifical magnetic suspension that adds at any time, nozzle 31 with workbin 33 is connected through a hose 34, booster pump 32 sets up on the hose 34, hose 34 is close to the one end of workbin 33 is equipped with a filter 35 for filter bold magnetic group in the magnetic suspension in workbin 33, filter 35 with hose 34 reaches workbin 33 can dismantle the connection, still be equipped with an solenoid valve on the hose 34, the solenoid valve reaches booster pump 32 all with the controller reaches the power pack connects, the controller is steerable the booster pump with closing and opening of solenoid valve, be provided with a steerable on handle 12 booster pump 32 starts, The first switch 321 is closed. Each nozzle 31 evenly sets up between yoke foot 2 on the appearance main part 1 of detecting a flaw, just nozzle 31 can make spun magnetic suspension be vaporific, rather than the water column, has increased the area that magnetic suspension sprays on the face that awaits measuring, improves the magnetic suspension utilization ratio, and can make more even the falling on the face that awaits measuring of magnetic suspension, and the testing result is more accurate.

The self-sliding part comprises four connecting rods 41, two flat plates 42, two pairs of driving wheels 43 and a driving motor for driving the driving wheels 43 to rotate, the four connecting rods 41 are respectively arranged on the sides of the two yoke feet 2 away from each other, one end of each connecting rod 41 is connected with the flaw detector main body 1, the other end is connected with one flat plate 42, one side of the flat plate 42, which is far away from the connecting rod 41, is provided with a pair of driving wheels 43, four driving motors are respectively connected with the four driving wheels 43, used for driving the driving wheel 43 to rotate, the driving motor is wirelessly connected with the controller, the controller can control the driving motor to drive the driving wheel to run in a straight line or in a steering way, and the handle 12 is further provided with a driving switch 441 for controlling the driving motor to be turned on and off, one end of the yoke leg 2 away from the flaw detector main body 1 is flush with one end of the driving wheel 43 away from the flaw detector main body 1. Two sides of each driving wheel 43 are respectively provided with an orientation plate 45, one end of each orientation plate 45 is rotatably connected with the flat plate 42, the other end of each orientation plate 45 is provided with a clamping groove 46, the clamping groove 46 is detachably connected with a wheel shaft 47 of the driving wheel 43, and the rotating surface of each orientation plate 45 is perpendicular to the flat plate 42. One side of the flat plate 42 close to the orientation plate 45 is provided with four pairs of receiving grooves, and each receiving groove corresponds to each orientation plate 45 in position and shape and is used for receiving the orientation plate 45. The orientation plate 45 is used to fix the direction of the driving wheel 43 when necessary, and prevent the occurrence of directional deviation. When the driving wheel 43 does not need to be oriented, the orientation plate 45 is accommodated in the accommodating groove, when the driving wheel 43 needs to be oriented, one end, provided with the clamping groove 46, of the orientation plate 45 is taken out of the accommodating groove, then the clamping groove 46 is connected with the wheel shaft 47 of the driving wheel 43, so that the driving wheel 43 is respectively clamped between the two orientation plates 45, the rotation direction of the driving wheel 43 is fixed, and the intelligent magnetic particle flaw detector is driven to move along a specific direction.

The intelligent magnetic particle flaw detector also comprises an illuminating part connected with the power supply box, the illuminating part comprises an LED white light lamp 51, an LED ultraviolet lamp 52 and a switch 53, the LED white light lamp 51 is an incandescent lamp, the LED ultraviolet lamp 52 is an ultraviolet lamp, the LED white light lamp 51 and the LED ultraviolet lamp 52 are arranged on one side of one yoke foot 2 close to the other yoke foot 2, the switch 53 is used for switching the LED white light lamp 51 and the LED ultraviolet lamp 52, the switch 53 is arranged on one side of the handle 12 far away from the flaw detector main body 1, so that an operator can conveniently switch the LED white light lamp 51 and the LED ultraviolet lamp 52, meanwhile, the arrangement of the illuminating piece enables flaw detection work to be smoothly carried out even in a dark environment, and can be used to the demonstration of different magnetic particle pile patterns, improved this intelligent magnetic particle flaw detector's suitability.

The intelligent magnetic particle flaw detector further comprises an image acquisition part connected with the power box, wherein the image acquisition part comprises a high-definition camera arranged between two magnetic yoke feet and arranged on the flaw detector main body, an A/D conversion processor connected with the high-definition camera, a memory connected with the A/D conversion processor and a display connected with the main processor, the A/D conversion processor is connected with the main processor, and the A/D conversion processor and the memory are integrally arranged in the flaw detector main body. Be equipped with control on the handle 12 the second switch 63 that the image acquisition piece started or closed, the display sets up on the controller, the controller accessible wireless transmitter will the magnetic of defect department that high definition digtal camera 61 gathered piles up the image transmission and gives the display supplies operating personnel to carry out the on-the-spot inspection in real time and supervise the process of detecting a flaw, prevents the false retrieval, lou examines the phenomenon, need not operating personnel simultaneously and closely be close to defect department and observe the magnetic and pile up the condition, and is convenient and efficient. In addition, the memory is an SD card, the a/D conversion processor can perform a/D conversion on pixels of image data acquired by the high-definition camera 61, combine the pixels into a video image in a line-by-line scanning manner, and then store the video image into the SD card memory for easy calling, and a flaw detection operator usually performs flaw detection pre-judgment through personal experience when judging a flaw detection result and fills a flaw detection report; however, different people have different working experiences and degrees of seriousness, so that the flaw detection result can be different from person to person, and therefore when the situation needs, the collected image stored in the memory can be called at the later stage to carry out expert pre-judgment or diagnosis of image information, the error is reduced, and the accuracy of the flaw detection result is higher compared with the accuracy of personal field flaw detection.

The flaw detector main body 1 is provided with a USB interface 71, the USB interface 71 is connected with the A/D conversion processor and used for being externally connected with electronic products such as a computer, a tablet, a mobile phone or a U disk, and when needed, the USB interface 71 can be connected with the electronic products to copy and process. An outer cover is arranged outside the USB interface 71, and the USB interface 71 can be covered by the outer cover when not in use, so that foreign objects are prevented from blocking or damaging the USB interface 71. And control circuits for respectively controlling the high-definition camera 61, the LED white light lamp 51, the LED black light lamp 52, the booster pump 32, the yoke feet 2 and the driving motor are arranged in the power supply box.

A main processor is arranged in the controller, a keyboard for parameter setting, a remote control panel for controlling the moving direction of the intelligent magnetic particle flaw detector and a control switch for controlling the controller are arranged on the controller, the main processor is wirelessly connected with the booster pump 32 and the driving motor, a displacement sensor and a timer which are connected with the main processor are further arranged in the flaw detector main body 1, a control circuit for controlling the displacement sensor and the timer is further arranged in the power box, the interval driving distance x1 and the time t1 of the driving motor and the interval starting distance x2 and the time t2 of the booster pump 32 are set through the keyboard, namely the driving motor is started to drive the driving wheel 43 to move for x1 and then stops driving, and the driving wheel is restarted after t2 is stopped; the booster pump 32 is started after moving for every x2 distance, the time for starting t2 is long, the time for t1 is at least 1s longer than the time for t2, and the x1 is equal to the x 2.

Thus, according to the above and fig. 4, when the intelligent magnetic particle flaw detector provided in this embodiment is used to automatically detect a linear flaw surface, the control switch on the controller is first turned on, the orientation plate 45 is used to adjust and fix the advancing direction of the driving wheel 43, the flaw detector main body 1 is connected to the power supply box, the intelligent magnetic particle flaw detector is placed on a workpiece to be detected, the flaw surface is located between the yoke pins 2, the x1, the x2, the t1 and the t2 are set, the first switch, the driving switch 441 and the second switch 63 are turned on, the changeover switch 53 is adjusted, the intelligent magnetic particle flaw detector is driven by the driving motor to move in a specific direction, and for every moving distance x1, the displacement sensor transmits displacement information to the main processor, and the main processor controls to turn off the driving motor, meanwhile, the booster pump 32 is started for a long time t2, magnetic suspension and a defect surface are automatically sprayed, the driving motor is started after t1, and the operation is circulated. In the process, the image acquisition part acquires the magnetic powder accumulation image of the defect surface, and stores and displays the magnetic powder accumulation image.

When the intelligent magnetic particle flaw detector provided by the embodiment is used for automatically detecting flaws on a nonlinear flaw surface, the difference from the automatic flaw detection on the linear flaw surface is that the orientation plate 45 is not required to be used for adjusting and fixing the advancing direction of the driving wheel 43, the orientation is stored in the storage groove, but in the moving process of the intelligent magnetic particle flaw detector, an operator needs to use the remote control panel to adjust and control the moving direction of the intelligent magnetic particle flaw detector, the high-definition camera 61 can collect images of magnetic powder on the flaw surface and the advancing direction, the advancing direction is displayed on the display, and the operator can better adjust the advancing direction of the intelligent magnetic particle flaw detector facing the display.

When using the intelligent magnetic particle flaw detector that this embodiment provided to carry out manual inspection to arbitrary defect face, only need with flaw detector main part 1 with the power pack is connected, will intelligent magnetic particle flaw detector is placed on the work piece that awaits measuring, makes the defect face be in between yoke foot 2, adjust change over switch 53 opens second switch 63 holds handle 12 removes or is static intelligent magnetic particle flaw detector opens and closes simultaneously as required first switch sprays magnetic suspension in the defect face. In the process, due to the existence of the driving wheel 43, even if the intelligent magnetic particle flaw detector is moved manually, too large force is not needed, and only slight sliding is needed, so that the manual labor intensity is low.

According to the intelligent magnetic particle flaw detector provided by the embodiment, the automatic liquid spraying part and the self-sliding part are arranged, so that the operation automation of the magnetic particle flaw detector is realized, the labor intensity of workers is reduced, the working efficiency is improved, the magnetic suspension sprayed by the automatic liquid spraying part is in a fog shape instead of a water column, the area of the magnetic suspension sprayed on a surface to be detected is increased, the utilization rate of the magnetic suspension is improved, the magnetic suspension can fall on the surface to be detected more uniformly, and the detection result is more accurate; the arrangement of the image acquisition part realizes high-definition acquisition of magnetic powder accumulation images at the defect position, can display the magnetic powder accumulation images in real time for operators to perform field flaw detection and supervision flaw detection processes in real time, prevents the phenomena of false detection and missed detection, can store image information for later calling and checking, avoids large judgment error of a single person, improves the accuracy of flaw detection results, does not need the operators to observe the magnetic powder accumulation condition close to the defect position in a short distance, and is convenient and efficient; the setting up of illumination spare makes even also can carry out the detection work of detecting a flaw smoothly under the dim environment of light, and can be used to different magnetic and pile up the demonstration of pattern, has improved this intelligent magnetic particle flaw detector's suitability and convenience.

The above disclosure is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the scope of the invention, which is defined by the appended claims.

Claims (9)

1. An intelligent magnetic particle flaw detector comprises a flaw detector main body, two yoke pins with one ends arranged on the flaw detector main body, and a power supply box connected with the flaw detector main body, and is characterized by further comprising an automatic liquid spraying piece, a self-sliding piece and a controller;

the automatic liquid spraying part comprises a preset number of nozzles arranged on the flaw detector main body, a booster pump and a material box, wherein the booster pump and the material box are arranged in the flaw detector main body;

the self-sliding part comprises four connecting rods, two flat plates, two pairs of driving wheels and a driving motor for driving the driving wheels to rotate, the four connecting rods are respectively arranged on one sides, away from each other, of the two magnetic yoke feet, one ends of the connecting rods are connected with the flaw detector main body, one ends, away from the flaw detector main body, of the connecting rods arranged on one side of the same magnetic yoke feet are correspondingly connected with one flat plate, one sides, away from the connecting rods, of the flat plates are respectively provided with a pair of driving wheels, the driving motor is connected with the controller, and one ends, away from the flaw detector main body, of the magnetic yoke feet are flush with one ends, away from the flaw detector main body, of the driving;

the intelligent magnetic particle flaw detector is characterized in that a total processor is arranged in the controller, a keyboard used for parameter setting, a remote control panel used for controlling the moving direction of the intelligent magnetic particle flaw detector and a control switch used for controlling the controller are arranged on the controller, and a displacement sensor and a timer which are connected with the total processor are further arranged in the flaw detector main body.

2. The intelligent magnetic particle flaw detector of claim 1, wherein a handle is disposed on a side of the flaw detector body away from the yoke legs, and a corrugated hand-held area is disposed on a side of the handle close to the flaw detector body, corresponding to a human finger.

3. The intelligent magnetic particle flaw detector of claim 2, further comprising an illuminating member connected to the power supply box, the illuminating member including an LED white light, an LED ultraviolet lamp, and a switch for switching the LED white light and the LED ultraviolet lamp, the LED white light and the LED ultraviolet lamp being disposed on a side of one of the yoke legs close to the other yoke leg, and the switch being disposed on a side of the handle away from the flaw detector main body.

4. The intelligent magnetic particle flaw detector of claim 1, further comprising an image acquisition unit, wherein the image acquisition unit comprises a high-definition camera disposed on the flaw detector main body between the two yoke pins, an a/D conversion processor connected to the high-definition camera, a memory connected to the a/D conversion processor, and a display connected to the main processor, the a/D conversion processor is connected to the main processor, and the a/D conversion processor and the memory are integrally disposed in the flaw detector main body.

5. The intelligent magnetic particle flaw detector of claim 4, wherein the flaw detector body is provided with a USB interface, and the USB interface is connected with the A/D conversion processor and is used for externally connecting electronic equipment such as a computer, a tablet or a mobile phone.

6. The intelligent magnetic particle flaw detector of claim 1, wherein each driving wheel has an orientation plate on both sides, one end of the orientation plate is rotatably connected to the flat plate, the other end of the orientation plate is detachably connected to the wheel axle of the driving wheel, and the rotation surface of the orientation plate is perpendicular to the flat plate.

7. The intelligent magnetic particle flaw detector of claim 6, wherein the flat plate has four pairs of receiving grooves on one side thereof adjacent to the orientation plates, and each receiving groove corresponds to each orientation plate in position and shape for receiving the orientation plate.

8. The intelligent magnetic particle flaw detector of claim 1, wherein the nozzle is connected to the bin via a hose, the booster pump is disposed on the hose, a filter is disposed at an end of the hose close to the bin, and the filter is detachably connected to the hose and the bin.

9. The intelligent magnetic particle flaw detector of claim 1, wherein the flaw detector body is provided with two sliding grooves, and the yoke legs are respectively and correspondingly slidably disposed in the sliding grooves.

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