Multifunctional magnetic particle flaw detector

Abstract

The utility model discloses a multifunctional magnetic powder flaw detector, which relates to the technical field of flaw detectors, and comprises a mounting box, the top of the mounting box is provided with a through groove, the mounting box is internally provided with a magnetic powder collecting assembly, and the magnetic powder collecting assembly is used for collecting redundant magnetic powder during spraying. The magnetic powder collecting assembly comprises a collecting plate and a protective frame, the collecting plate is located below the penetrating groove, a supporting rod is installed at the bottom of the collecting plate and fixed to the inner wall of the bottom of the mounting box, the protective frame is fixed to the top of the collecting plate, a first electric push rod is installed on one side of the protective frame, and a second electric push rod is installed on the other side of the protective frame. A pushing frame is installed at the output end of the first electric push rod and located on the inner side of the protection frame, and a cleaning pad is installed at the cleaning end of the pushing frame. According to the magnetic powder collecting device, sprayed redundant magnetic powder falls onto the collecting plate supported by the supporting rods, and the protective frame prevents the situation that the magnetic powder is sprayed out from the side face and cannot be collected.

Description

Technical Field

[0001] The utility model relates to the technical field of flaw detectors, in particular to a multifunctional magnetic particle flaw detector. Background Art

[0002] Magnetic particle testing utilizes the fact that after ferromagnetic materials are magnetized, the presence of discontinuities causes local distortion of the magnetic lines of force on the workpiece surface and near the surface, generating a leakage magnetic field (i.e. the magnetic field formed when the magnetic induction lines leave and enter the surface) that adsorbs the magnetic powder applied to the workpiece surface, forming magnetic marks that are visible under appropriate lighting, thereby showing the location, shape and size of the discontinuity.

[0003] Patent document CN210514173U discloses a magnetic particle flaw detector. "The magnetic particle flaw detector in the patent document lacks a collection structure for excess magnetic powder when in use, which causes the magnetic powder to contaminate the flaw detector and also causes waste of magnetic powder. Utility Model Content

[0004] One purpose of the present application is to provide a multifunctional magnetic particle flaw detector to solve the technical problem in the prior art that there is a lack of a collection structure for excess magnetic powder, which causes the magnetic powder to contaminate the flaw detector and also causes waste of magnetic powder.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a multifunctional magnetic particle flaw detector, comprising an installation box, a through groove is provided on the top of the installation box, a magnetic powder collecting assembly is installed inside the installation box, the magnetic powder collecting assembly is used to collect excess magnetic powder during spraying, the magnetic powder collecting assembly comprises a collecting plate and a protective frame, the collecting plate is located below the through groove, a support rod is installed at the bottom of the collecting plate, the support rod is fixed on the bottom inner wall of the installation box, the protective frame is fixed on the top of the collecting plate, a first electric push rod is installed on one side of the protective frame, a push frame is installed at the output end of the first electric push rod, the push frame is located on the inner side of the protective frame, and a cleaning pad is installed at the cleaning end of the push frame.

[0006] Preferably, a disassembly door is installed on one side of the installation box by bolts, a base is installed on the bottom of the installation box, and a controller is installed on the top of the front of the installation box.

[0007] Preferably, a first mounting plate and a second mounting plate are symmetrically mounted on the top of the mounting box, and the first mounting plate and the second mounting plate are respectively located on both sides of the through slot.

[0008] Preferably, a rotating assembly is installed on the inner side of the first mounting plate and the second mounting plate respectively, and the rotating assembly includes a sleeve and a rotating shaft. The sleeve is fixed on the inner side of the first mounting plate, and the rotating shaft is embedded in the sleeve. A threaded rod is passed through the top thread of the rotating shaft, and a through column is passed through the other end of the rotating shaft, and a rotating rod is installed on the outer side of the through column.

[0009] Preferably, a second electric push rod is installed on one side of the second mounting plate, and an output end of the second electric push rod is connected to a rotating shaft installed on the inner side of the second mounting plate.

[0010] Preferably, a detection lamp is installed on the top of the second mounting plate, and the other side of the detection lamp is fixed to the top of the first mounting plate, and a lamp body is installed on the bottom of the detection lamp.

[0011] Preferably, a fixing pipe is installed on the inner side of the second mounting plate, a plurality of connecting pipes are installed on the outer side of the fixing pipe, and a nozzle is installed on one end of the connecting pipe.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. In order to avoid the waste of the sprayed magnetic powder and the pollution to other places, the utility model provides a through groove so that the excess magnetic powder sprayed falls onto the collecting plate supported by the supporting rod. The protective frame prevents the magnetic powder from being sprayed from the side and cannot be collected. After the magnetic powder is collected, the first electric push rod converts the electrical energy into kinetic energy after being energized, thereby driving the push frame at the output end to move inside the protective frame, and the cleaning pad is used to contact the inner side of the protective frame and the top of the collecting plate to clean the collected magnetic powder.

[0014] 2. In the utility model, the shaft sleeve on the inner side of the second mounting plate is driven to move by the second electric push rod to clamp the workpiece through the rotating shafts on both sides, and then the workpiece is pressed and fixed by the threaded rod. In order to facilitate the entire spraying of the outer side of the workpiece, the through column is rotated by the rotating rod, so that the rotating shaft drives the clamped workpiece to rotate, which is convenient for all-round spraying of the workpiece and improves the spraying efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional diagram of the utility model;

[0016] Figure 2 This is a schematic diagram of the collecting plate structure of the utility model;

[0017] Figure 3 For the utility model Figure 2 Schematic diagram of the structure at A in the middle;

[0018] Figure 4 It is a schematic diagram of the rotating shaft structure of the utility model.

[0019] In the figure: 1. installation box; 2. base; 3. disassembly door; 4. support rod; 5. collection plate; 6. protection frame; 7. first electric push rod; 8. push frame; 9. cleaning pad; 10. controller; 11. first mounting plate; 12. second mounting plate; 13. fixing pipe; 14. connecting pipe; 15. nozzle; 16. detection lamp; 17. lamp body; 18. bushing; 19. rotating shaft; 20. through column; 21. rotating rod; 22. threaded rod; 23. second electric push rod; 24. through groove. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0022] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0023] See also Figure 1 , Figure 2 and Figure 3 , an embodiment provided by the utility model: a multifunctional magnetic particle flaw detector;

[0024] It includes an installation box 1 and a magnetic powder collecting component. A through groove 24 is provided on the top of the installation box 1. A magnetic powder collecting component is installed inside the installation box 1. The magnetic powder collecting component is used to collect excess magnetic powder during spraying. The magnetic powder collecting component includes a collecting plate 5 and a protective frame 6. The collecting plate 5 is located below the through groove 24. A support rod 4 is installed at the bottom of the collecting plate 5. The support rod 4 is fixed on the bottom inner wall of the installation box 1. The protective frame 6 is fixed on the top of the collecting plate 5. A first electric push rod 7 is installed on one side of the protective frame 6. A push frame 8 is installed at the output end of the first electric push rod 7. The push frame 8 is located on the inner side of the protective frame 6. A cleaning pad 9 is installed at the cleaning end of the push frame 8. A disassembly door 3 is installed on one side of the installation box 1 by bolts. A base 2 is installed at the bottom of the installation box 1. A controller 10 is installed on the top of the front of the installation box 1. A first mounting plate 11 and a second mounting plate 12 are symmetrically installed on the top of the installation box 1, and the first mounting plate 11 and the second mounting plate 12 are respectively located on both sides of the through groove 24.

[0025] The installation box 1 provides an installation location for the circuit system in the flaw detector, and the disassembly door 3 can be disassembled to facilitate the maintenance of the interior of the installation box 1. The base 2 is used to protect the bottom of the installation box 1. The flaw detector realizes the detection of the workpiece by spraying magnetic powder onto the workpiece. In order to avoid the waste of the sprayed magnetic powder and the pollution of other places, a through groove 24 is provided to make the excess magnetic powder sprayed fall onto the collecting plate 5 supported by the support rod 4. The protective frame 6 prevents the magnetic powder from being sprayed from the side and cannot be collected. After the magnetic powder is collected, the first electric push rod 7 converts the electrical energy into kinetic energy after being energized, thereby driving the push frame 8 at the output end to move on the inner side of the protective frame 6, and uses the cleaning pad 9 to contact the inner side of the protective frame 6 and the top of the collecting plate 5 to realize the cleaning of the collected magnetic powder, and the controller 10 is used to control the use of the flaw detector.

[0026] See also Figure 1 and Figure 4 , an embodiment provided by the utility model: a multifunctional magnetic particle flaw detector;

[0027] It includes a first mounting plate 11 and a second mounting plate 12, and a rotating assembly is installed on the inner sides of the first mounting plate 11 and the second mounting plate 12 respectively. The rotating assembly includes a sleeve 18 and a rotating shaft 19. The sleeve 18 is fixed on the inner side of the first mounting plate 11, and the rotating shaft 19 is embedded in the sleeve 18. The top thread of the rotating shaft 19 is penetrated by a threaded rod 22, and the other end of the rotating shaft 19 is penetrated by a through column 20, and a rotating rod 21 is installed on the outer side of the through column 20. A second electric push rod 23 is installed on one side of the second mounting plate 12, and the output end of the second electric push rod 23 is connected to the rotating shaft 19 installed on the inner side of the second mounting plate 12. A detection lamp 16 is installed on the top of the second mounting plate 12, and the other side of the detection lamp 16 is fixed to the top of the first mounting plate 11, and a lamp body 17 is installed on the bottom of the detection lamp 16. A fixed tube 13 is installed on the inner side of the second mounting plate 12, and a plurality of connecting tubes 14 are installed on the outer side of the fixed tube 13, and a nozzle 15 is installed on one end of the connecting tube 14;

[0028] The first mounting plate 11 and the second mounting plate 12 provide positions for the installation of the sleeve 18. When the workpiece needs to be inspected, the workpiece is installed on the inner side of the rotating shaft 19, and the second electric push rod 23 drives the sleeve 18 on the inner side of the second mounting plate 12 to move and clamp the workpiece through the rotating shaft 19 on both sides. The threaded rod 22 is then used to press and fix the workpiece. The magnetic powder is then transmitted to the fixed tube 13 through the magnetic powder transmission structure on the flaw detector, and finally transmitted to the nozzle 15 through the connecting tube 14 and sprayed onto the workpiece. In order to facilitate the spraying of the entire outer side of the workpiece, the rotating rod 21 is used to rotate the through column 20, so that the rotating shaft 19 drives the clamped workpiece to rotate, which facilitates all-round spraying of the workpiece and improves the spraying efficiency. The lamp body 17 performs flaw detection on the workpiece by emitting ultraviolet light.

[0029] Working principle: Before using the multifunctional magnetic particle flaw detector, you should first check whether there are any problems that affect the use of the multifunctional magnetic particle flaw detector. First, place the magnetic particle flaw detector to the position where it needs to be used through the base 2, clamp the workpiece to be inspected through the rotating shaft 19, and spray the magnetic powder onto the surface of the workpiece through the nozzle 15. Then, by rotating the rotating shaft 19, it is convenient to spray other positions of the workpiece. After the spraying is completed, turn on the lamp body 17 and perform flaw detection on the workpiece by emitting ultraviolet light.

[0030] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or basic features of the present invention. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention, and any figure mark in the claims should not be regarded as limiting the claims involved.

Claims

1. A multifunctional magnetic particle flaw detector, comprising a mounting box (1), characterized in that: A through slot (24) is provided at the top of the installation box (1), and a magnetic powder collecting assembly is installed inside the installation box (1). The magnetic powder collecting assembly is used to collect excess magnetic powder during spraying. The magnetic powder collecting assembly comprises a collecting plate (5) and a protective frame (6). The collecting plate (5) is located below the through slot (24). A support rod (4) is installed at the bottom of the collecting plate (5), and the support rod (4) is fixed on the bottom inner wall of the installation box (1). The protective frame (6) is fixed on the top of the collecting plate (5). A first electric push rod (7) is installed on one side of the protective frame (6), and a push frame (8) is installed at the output end of the first electric push rod (7). The push frame (8) is located on the inner side of the protective frame (6), and a cleaning pad (9) is installed at the cleaning end of the push frame (8).

2. A multifunctional magnetic particle flaw detector according to claim 1, characterized in that: A disassembly door (3) is installed on one side of the installation box (1) by means of bolts, a base (2) is installed at the bottom of the installation box (1), and a controller (10) is installed at the top of the front of the installation box (1).

3. A multifunctional magnetic particle flaw detector according to claim 2, characterized in that: A first mounting plate (11) and a second mounting plate (12) are symmetrically mounted on the top of the mounting box (1), and the first mounting plate (11) and the second mounting plate (12) are respectively located on both sides of the through slot (24).

4. A multifunctional magnetic particle flaw detector according to claim 3, characterized in that: A rotating assembly is installed on the inner side of the first mounting plate (11) and the second mounting plate (12), respectively. The rotating assembly comprises a shaft sleeve (18) and a rotating shaft (19). The shaft sleeve (18) is fixed on the inner side of the first mounting plate (11). The rotating shaft (19) is embedded in the shaft sleeve (18). A threaded rod (22) is passed through the top thread of the rotating shaft (19). A through column (20) is passed through the other end of the rotating shaft (19). A rotating rod (21) is installed on the outer side of the through column (20).

5. A multifunctional magnetic particle flaw detector according to claim 4, characterized in that: A second electric push rod (23) is installed on one side of the second mounting plate (12), and an output end of the second electric push rod (23) is connected to a rotating shaft (19) installed on the inner side of the second mounting plate (12).

6. A multifunctional magnetic particle flaw detector according to claim 5, characterized in that: A detection lamp (16) is installed on the top of the second mounting plate (12), and the other side of the detection lamp (16) is fixed to the top of the first mounting plate (11), and a lamp body (17) is installed on the bottom of the detection lamp (16).

7. A multifunctional magnetic particle flaw detector according to claim 6, characterized in that: A fixing pipe (13) is installed on the inner side of the second mounting plate (12), a plurality of connecting pipes (14) are installed on the outer side of the fixing pipe (13), and a nozzle (15) is installed on one end of the connecting pipe (14).

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