CN217425294U

CN217425294U - Magnetic particle flaw detector with detection effect

Info

Publication number: CN217425294U
Application number: CN202221433585.2U
Authority: CN
Inventors: 刘宁兵; 刘毅森; 李章海; 吕道俊
Original assignee: SHEYANG HUATONG FLAW DETECTION EQUIPMENT CO Ltd
Current assignee: SHEYANG HUATONG FLAW DETECTION EQUIPMENT CO Ltd
Priority date: 2022-06-09
Filing date: 2022-06-09
Publication date: 2022-09-13
Anticipated expiration: 2032-06-09

Abstract

The utility model relates to a magnetic particle flaw detector technical field specifically is a magnetic particle flaw detector with detect effect, including base and two extension boards, two extension boards set up the both sides at the base top respectively, are provided with flexible hold assembly on one of them extension board, and one side that corresponds flexible hold assembly on another extension board is provided with splint, still includes sharp lead screw module, the carrier ring, magnetic transport component and magnetic fluid transport component, and sharp lead screw module sets up the top before two extension boards, and the carrier ring transmission sets up on sharp lead screw module, and the inside of carrier ring is provided with magnetic conduction part, magnetic spray coating part and magnetic fluid spray coating part. The magnetic powder spraying component of the bearing ring is driven to move by the linear lead screw module, and can be uniformly and comprehensively sprayed on the outer surface of a workpiece; the magnetic conduction part is combined with the magnetic liquid spraying part to ensure that the magnetic conduction process is influenced by the environment, and the performance of magnetic powder adsorbed on the workpiece can be comprehensively enhanced.

Description

Magnetic particle flaw detector with detection effect

Technical Field

The utility model relates to a magnetic particle flaw detector technical field specifically is a magnetic particle flaw detector with detect effect.

Background

The magnetic powder flaw detector utilizes the magnetic field lines on the surface and near the surface of a workpiece to generate local distortion and generate a leakage magnetic field due to the discontinuous existence after the workpiece is magnetized, the magnetic powder applied on the surface of the workpiece is adsorbed to form magnetic marks which can be seen visually under proper illumination, thereby showing the discontinuous position, shape and size,

the magnetic liquid is a liquid with fluidity and strong magnetism of solid magnetic materials. Under the action of an external magnetic field, the magnetic liquid can help to stabilize the magnetic powder on the outer surface of the workpiece.

At present, when the magnetic powder is sprayed on a workpiece, the magnetic powder is too concentrated, the coverage surface of the workpiece is small due to the fact that the excessively concentrated magnetic powder is sprayed, and the magnetic powder is not beneficial to quickly covering the defective part of the workpiece, so that the purpose of quickly detecting the display shape is achieved. In addition, the magnetic conduction to the workpiece is not thorough due to the environmental temperature and the humidity, so that the magnetic powder is difficult to be completely and effectively adsorbed on the outer surface of the workpiece, and the flaw detection effect is influenced.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a magnetic particle flaw detector with detect effect to solve current magnetic particle flaw detector and lead to being difficult to cover fast in defect position department because of spraying the magnetic too concentrated, and because of the magnetic conduction is incomplete, the problem that the magnetic is difficult to effectively adsorb on the work piece.

Based on above-mentioned purpose, the utility model provides a magnetic particle flaw detector with detect effect, including base and two extension boards, two the extension board sets up the both sides at the base top respectively, be provided with flexible hold assembly on one of them extension board, one side that corresponds flexible hold assembly on another extension board is provided with splint, still includes sharp lead screw module, carrier ring, magnetic powder delivery unit and magnetic fluid delivery unit, sharp lead screw module sets up the top before two extension boards, the carrier ring transmission sets up on sharp lead screw module, the inside of carrier ring is provided with magnetic conduction part, magnetic powder spraying part and magnetic fluid spraying part, magnetic powder delivery unit and magnetic fluid delivery unit all set up the top at sharp lead screw module, and are linked together with magnetic powder spraying part and magnetic fluid spraying part respectively.

As a preferred technical scheme of the utility model, flexible clamping part includes multistage telescoping device and push pedal, multistage telescoping device installs the one side at the extension board, the push pedal is installed on multistage telescoping device's piston rod, the top and the bottom of push pedal one side all are provided with the slide bar, two the slide bar all runs through the extension board.

As a preferred technical scheme of the utility model, splint and push pedal all are in same axis, the relative one side of splint and push pedal all is provided with the anti-delaminating.

As an optimal technical scheme of the utility model, the both ends of sharp lead screw module are all fixed the cover and are equipped with support piece, two support piece is connected with the top of two extension boards respectively, the top of carrier ring is connected with the slider of sharp lead screw module, the central point of carrier ring also is located the axis between splint and the push pedal.

As a preferred technical scheme of the utility model, the magnetic conduction part is magnetic coil, magnetic coil inlays to be established in the inside one side of carrier ring.

As an optimal technical scheme of the utility model, magnetic spraying part is cavity ring one, magnetic fluid spraying part is cavity ring two, the equal circular equidistance in inside of cavity ring one and two communicates mutually has a plurality of shower nozzles.

As the utility model discloses a preferred technical scheme, magnetic powder transport unit includes magnetic powder jar and powder air conveying pump, the export of magnetic powder jar passes through the input port connection of pipeline with powder air conveying pump, install the solenoid valve on the pipeline, the delivery outlet of powder air conveying pump is connected with hose one, hose one passes the carrier ring and the interface connection of cavity ring one.

As an optimal technical scheme of the utility model, magnetism liquid delivery unit includes the magnetism fluid reservoir and the pump body, the export and the pump body interface connection of magnetism fluid reservoir, pump body export is provided with hose two, the one end of hose two also passes the carrier ring and the interface connection of cavity ring two.

The utility model has the advantages that: according to the magnetic powder flaw detector with the detection function, the magnetic powder spraying part of the bearing ring is driven to move through the linear lead screw module, so that the magnetic powder can be uniformly and comprehensively sprayed on the outer surface of a workpiece, and the defect part of the workpiece can be quickly covered by the magnetic powder, so that the purpose of quickly detecting the appearance is achieved; the magnetic conduction part is combined with the magnetic liquid spraying part to ensure that the magnetic conduction process is influenced by the environment, and the performance of magnetic powder adsorbed on a workpiece can be comprehensively enhanced, so that the magnetic powder can be completely and effectively adsorbed on the outer surface of the workpiece, and the flaw detection effect is improved.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a schematic structural view of a magnetic particle flaw detector with a detection function according to the present invention;

FIG. 2 is a schematic view of the internal perspective plane structure of the carrier ring of the magnetic particle inspection machine with inspection function of the present invention;

fig. 3 is a schematic view of the three-dimensional structure of the carrier ring of the magnetic particle flaw detector with detection function of the present invention.

In the figure: 1. a base; 2. a support plate; 3. a telescopic clamping member; 31. a stage telescoping device; 32. pushing the plate; 33. a slide bar; 4. a splint; 5. a linear screw rod module; 6. a load ring; 7. a magnetic powder conveying member; 71. a magnetic powder tank; 72. a powder pneumatic conveying pump; 73. a first hose; 8. a magnetic liquid conveying member; 81. a magnetic liquid tank; 82. a pump body; 83. a second hose; 9. a magnetic conductive coil; 10. a first hollow ring; 11. a second hollow circular ring; 12. and (4) a spray head.

Detailed Description

The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.

The embodiment is as follows: as shown in fig. 1-3, the magnetic particle flaw detector with detection function of the present invention comprises a base 1 and two support plates 2, the two support plates 2 are respectively disposed on two sides of the top of the base 1, be provided with flexible hold assembly 3 on one of them extension board 2, the one side that corresponds flexible hold assembly 3 on another extension board 2 is provided with splint 4, still include sharp lead screw module 5, bearing ring 6, magnetic powder transport unit 7 and magnetic liquid transport unit 8, sharp lead screw module 5 sets up the top before two extension boards 2, bearing ring 6 transmission sets up on sharp lead screw module 5, bearing ring 6's inside is provided with magnetic conduction part, magnetic powder spraying part and magnetic liquid spraying part, magnetic powder transport unit 7 and magnetic liquid transport unit 8 all set up the top at sharp lead screw module 5, and be linked together with magnetic powder spraying part and magnetic liquid spraying part respectively.

The telescopic clamping part 3 comprises a multi-stage telescopic device 31 and a push plate 32, the multi-stage telescopic device 31 is arranged on one side of the support plate 2, the push plate 32 is arranged on a piston rod of the multi-stage telescopic device 31, slide rods 33 are arranged at the top end and the bottom of one side of the push plate 32, and the two slide rods 33 penetrate through the support plate 2; the clamping plate 4 and the push plate 32 are positioned on the same axis, and one sides of the clamping plate 4 opposite to the push plate 32 are provided with anti-delamination layers; the work piece that will wait to detect passes bearing ring 6 and arranges in between splint 4 and push pedal 32, open the work of multistage telescoping device 31, its piston rod promotes push pedal 32 and removes, drive slide bar 32 along with push pedal 32 and remove, slide bar 32 can let push pedal 32 parallel to one side remove, until splint 4 and push pedal 32 butt at the both ends of work piece, reach the top of fixing work piece unsettled at base 1, like this carry out the magnetic conduction to the work piece and can both go on comprehensively when spraying the magnetic.

The two ends of the linear screw rod module 5 are fixedly sleeved with supporting pieces, the two supporting pieces are respectively connected with the tops of the two supporting plates 2, the top of the bearing ring 6 is connected with a sliding block of the linear screw rod module 5, and the central point of the bearing ring 6 is also positioned on the axis between the clamping plate 4 and the push plate 32; the principle of the linear screw rod module 5 is as follows: the motor of its one end drives the lead screw and rotates, because the outside at the lead screw is connected in the slider transmission to the outside of slip block at the guide rail, drive the slider like this and carry out reciprocating motion in its outside along with the rotation of lead screw.

The magnetic conduction component is a magnetic conduction coil 9, and the magnetic conduction coil 9 is embedded at one side inside the bearing ring 6; at first, along with the drive of the linear lead screw module 5 slider, the inner magnetic conductive coil 9 of the bearing ring 6 is moved to the other end from one end of the workpiece, the magnetic conduction work to the workpiece is completed, and along with the influence of the environmental humidity and the temperature in the magnetic conduction process, the magnetic conduction work to most parts of the outer surface of the workpiece is also completed.

The magnetic powder spraying part is a first hollow circular ring 10, the magnetic liquid spraying part is a second hollow circular ring 11, and the interiors of the first hollow circular ring and the second hollow circular ring are communicated with a plurality of spray heads 12 in a circular and equidistant mode.

The magnetic liquid conveying component 8 comprises a magnetic liquid tank 81 and a pump body 82, an outlet of the magnetic liquid tank 81 is connected with an interface of the pump body 82, a second hose 83 is arranged at an outlet of the pump body 82, and one end of the second hose 83 also penetrates through the bearing ring 6 to be connected with an interface of the second hollow circular ring 11; in order to enable the subsequently sprayed magnetic powder to be better adsorbed on the damaged part of the outer surface of the workpiece, the pump body 82 is opened to convey the magnetic liquid in the magnetic liquid tank 81 to the inside of the second hollow circular ring 11 through the second hose 83, then the plurality of spray heads 12 on the second hollow circular ring 11 are uniformly sprayed on the outer surface of the workpiece, and the spraying process and the magnetic conduction work are carried out synchronously, so that the subsequent magnetic powder can be better adsorbed on the outer part of the workpiece.

The magnetic powder conveying component 7 comprises a magnetic powder tank 71 and a powder pneumatic conveying pump 72, an outlet of the magnetic powder tank 71 is connected with an input port of the powder pneumatic conveying pump 72 through a pipeline, an electromagnetic valve is mounted on the pipeline, an output port of the powder pneumatic conveying pump 72 is connected with a first hose 73, and the first hose 73 penetrates through the bearing ring 6 to be connected with an interface of the first hollow circular ring 10; and finally, starting a powder pneumatic conveying pump 72 to convey the magnetic powder in the magnetic powder tank 71 to the inside of the hollow ring I10 through the hose I72, spraying the magnetic powder on the outer surface of the workpiece through a plurality of spray heads of the hollow ring I10, and adsorbing the magnetic powder applied to the surface of the workpiece to form visible magnetic traces under proper illumination because magnetic lines of force on the surface and the near surface of the workpiece are subjected to local distortion after the workpiece is subjected to magnetic conduction to generate a leakage magnetic field.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A magnetic particle flaw detector with a detection function comprises a base (1) and two support plates (2), wherein the two support plates (2) are respectively arranged on two sides of the top of the base (1), one support plate (2) is provided with a telescopic clamping component (3), one side of the other support plate (2) corresponding to the telescopic clamping component (3) is provided with a clamping plate (4), the magnetic particle flaw detector is characterized by further comprising a linear lead screw module (5), a bearing ring (6), a magnetic particle conveying component (7) and a magnetic liquid conveying component (8), the linear lead screw module (5) is arranged on the top of the two support plates (2), the bearing ring (6) is arranged on the linear lead screw module (5) in a transmission manner, a magnetic conduction component, a magnetic particle spraying component and a magnetic liquid spraying component are arranged inside the bearing ring (6), the magnetic particle conveying component (7) and the magnetic liquid conveying component (8) are both arranged on the top of the linear lead screw module (5), and are respectively communicated with the magnetic powder spraying component and the magnetic liquid spraying component.

2. The magnetic particle flaw detector with the detection function according to claim 1, wherein the telescopic clamping part (3) comprises a multi-stage telescopic device (31) and a push plate (32), the multi-stage telescopic device (31) is installed on one side of the support plate (2), the push plate (32) is installed on a piston rod of the multi-stage telescopic device (31), slide rods (33) are arranged at the top end and the bottom of one side of the push plate (32), and both slide rods (33) penetrate through the support plate (2).

3. The magnetic particle flaw detector with detection function of claim 2, characterized in that the clamping plate (4) and the push plate (32) are all in the same axis, and the opposite sides of the clamping plate (4) and the push plate (32) are provided with anti-separation layers.

4. The magnetic particle flaw detector with the detection function according to claim 3, wherein the linear lead screw module (5) is fixedly sleeved with supporting members at both ends, the two supporting members are respectively connected with the tops of the two supporting plates (2), the top of the bearing ring (6) is connected with the sliding block of the linear lead screw module (5), and the central point of the bearing ring (6) is also located on the axis between the clamping plate (4) and the push plate (32).

5. The magnetic particle flaw detector with the detection function according to claim 1, wherein the magnetic conductive component is a magnetic conductive coil (9), and the magnetic conductive coil (9) is embedded at one side inside the bearing ring (6).

6. The magnetic particle flaw detector with detection function according to claim 1, wherein the magnetic particle spraying component is a first hollow ring (10), the magnetic liquid spraying component is a second hollow ring (11), and the interiors of the first and second hollow rings are communicated with a plurality of nozzles (12) in a circular and equidistant manner.

7. The magnetic particle flaw detector with the detection function according to claim 6, wherein the magnetic particle conveying component (7) comprises a magnetic powder tank (71) and a powder pneumatic conveying pump (72), an outlet of the magnetic powder tank (71) is connected with an inlet of the powder pneumatic conveying pump (72) through a pipeline, an electromagnetic valve is installed on the pipeline, an outlet of the powder pneumatic conveying pump (72) is connected with a first hose (73), and the first hose (73) penetrates through the bearing ring (6) to be connected with an interface of the first hollow ring (10).

8. The magnetic particle flaw detector with the detection function according to claim 6, wherein the magnetic liquid conveying component (8) comprises a magnetic liquid tank (81) and a pump body (82), an outlet of the magnetic liquid tank (81) is connected with the interface of the pump body (82), a second hose (83) is arranged at an outlet of the pump body (82), and one end of the second hose (83) is also connected with the interface of the second hollow circular ring (11) through the bearing ring (6).