Multi-probe magnetic memory detection device

Abstract

The utility model discloses a multi-probe magnetic memory detection device, which relates to the technical field of magnetic sensitive probes, and comprises a support, the inner wall of the support is provided with an adjusting mechanism in a circumferential array, the adjusting mechanism comprises two inclined rods rotatably connected to the inner wall of the support, the opposite sides of the two inclined rods are both provided with through type wire slots, and the two inclined rods are provided with through type wire slots. The multi-probe magnetic memory detection device comprises a support, a plurality of wire grooves are formed in the support, wire rods are slidably connected into the wire grooves, a lantern ring is arranged between the two wire rods, a magnetic sensing probe is arranged in the lantern ring, and an elastic assembly capable of resetting the magnetic sensing probe is arranged between the magnetic sensing probe and the inner wall of the support. Therefore, the multi-probe magnetic memory detection device can automatically adjust the position of the magnetic sensing probe according to the volume of a detected object, so that the use cost of the multi-probe magnetic memory detection device can be effectively reduced, and the applicability of the multi-probe magnetic memory detection device is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of detection, in particular to a multi-probe magnetic memory detection device. Background Art

[0002] Metal magnetic memory testing technology is a rapid nondestructive testing method that utilizes the metal magnetic memory effect to detect stress concentration areas in components. It overcomes the shortcomings of traditional nondestructive testing and can diagnose stress concentration areas within ferromagnetic metal components, namely microscopic defects, premature failure, and damage, thereby preventing sudden fatigue damage. It represents a new approach in the field of nondestructive testing.

[0003] In existing magnetic memory detection systems, when inspecting large product surfaces, a large number of magnetic probes are required due to the wide inspection area. Each magnetic probe requires an electric linear actuator for position adjustment, which increases the cost of using a multi-probe magnetic memory detection device. At the same time, multiple electric linear actuators increase the convenience of adjusting the position of the magnetic probes. Utility Model Content

[0004] The purpose of the utility model is to provide a multi-probe magnetic memory detection device to solve the problem of high use cost of the current multi-probe magnetic memory detection device proposed in the prior art.

[0005] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a multi-probe magnetic memory detection device, comprising a bracket, a circumferential array adjustment mechanism is provided on the inner wall of the bracket, the adjustment mechanism comprises two tilting rods rotatably connected to the inner wall of the bracket, a through-type wire groove is provided on the opposite sides of the two tilting rods, a wire rod is slidably connected in the wire groove, a ring is provided between the two wire rods, a magnetic probe is provided in the ring, an elastic component of the resettable magnetic probe is provided between the magnetic probe and the inner wall of the bracket, the tilting rod is located directly above the magnetic probe, and a spring is provided on the elastic component.

[0006] Preferably, the elastic component includes a thick rod and a thin rod, one end of the thin rod is fixedly connected to a block, one end of the thin rod is slidably connected to a thin groove opened at one end of the thick rod, the notch of the thin groove is fixedly connected to a block ring, the block ring sliding sleeve is arranged on the outside of the thin rod, the block is slidably connected in the thin groove, the other end of the thin rod is fixedly connected to the magnetic sensitive probe, the sliding sleeve outside the thin rod is provided with a spring, and the spring is located between the magnetic sensitive probe and the thick rod.

[0007] Preferably, the bracket is provided with a through-type fixed flat position at the corresponding position relative to each magnetic sensitive probe, the thick rod is slidably connected in the fixed flat position cavity, and the bracket is provided with a limiting component for limiting the movement of the thick rod in the fixed flat position cavity.

[0008] Preferably, the top of the bracket is provided with through-holes distributed in a circumferential array, and the through-holes simultaneously penetrate each fixed flat position cavity in the same column. The limiting component includes a mounting ring, and the bottom of the mounting ring is fixedly connected to vertical rods distributed in a circumferential array. Each of the vertical rods is slidably connected in each through-hole. A through-type sliding groove is provided on the upper part of the thick rod, and the thick rod is slidably mounted on the outer side of the vertical rod through the sliding groove. The through-holes and the fixed flat positions are arranged perpendicular to each other.

[0009] Preferably, a through threaded hole is opened on the inner wall of the slide away from the thin groove, a threaded rod is threadedly connected in the threaded hole, a movable end of the threaded rod is rotatably connected to a slider, and the slider is slidably connected in the slide cavity.

[0010] Preferably, a through-type rotating hole is provided at the top of the mounting ring, a rotating rod is rotatably connected in the rotating hole, an external thread is provided at the bottom end of the rotating rod, and a thread groove threadedly connected to the bottom end of the rotating rod is provided at the corresponding position of the bracket relative to the rotating hole.

[0011] Preferably, the outer sliding sleeve of the tilting rod is provided with a belt, both ends of the tilting rod are rotatably connected to rollers, and the belt transmission is connected between the two rollers.

[0012] The beneficial effects of the utility model are:

[0013] 1. The present invention utilizes a tilting rod and a spring to replace the electric push rod, thereby enabling the multi-probe magnetic memory detection device to automatically adjust the position of the magnetic probes according to the volume of the detected object. This effectively reduces the cost of using the multi-probe magnetic memory detection device and improves its applicability. Furthermore, by providing a thick rod, a vertical rod, and a threaded rod, and providing a slide groove on the thick rod, the vertical rod and the threaded rod cooperate to replace the pressure plate screws and push rod screws of the prior art, effectively improving the speed and convenience of installing each magnetic probe. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is a three-dimensional schematic diagram of an overall multi-probe magnetic memory detection device of the present invention;

[0015] Figure 2 This is a three-dimensional schematic diagram of the coordination of the bracket and the vertical rod of a multi-probe magnetic memory detection device of the utility model;

[0016] Figure 3 This is a schematic diagram of the cross-sectional structure of a bracket of a multi-probe magnetic memory detection device of the present invention;

[0017] Figure 4 This is a three-dimensional schematic diagram of the cooperation between the elastic component and the tilt rod of a multi-probe magnetic memory detection device of the utility model.

[0018] Numbers in the figure:

[0019] 1. Bracket; 2. Roller; 3. Elastic component; 301. Thick rod; 302. Thin rod; 4. Magnetic probe; 5. Tilt rod; 6. Wire trough; 7. Wire rod; 8. Ring; 9. Fixed flat position; 10. Perforation; 11. Vertical rod; 12. Slide; 13. Mounting ring; 14. Threaded rod; 15. Slider; 16. Rotating rod; 17. Threaded groove; 18. Belt. DETAILED DESCRIPTION

[0020] To make the above-mentioned objects, features, and advantages of the present invention more clearly understood, the following detailed description of specific embodiments of the present invention is provided in conjunction with the accompanying drawings. The following description sets forth many specific details to facilitate a full understanding of the present invention. However, the present invention can be implemented in many other ways than those described herein, and those skilled in the art may make similar modifications without departing from the scope of the present invention. Therefore, the present invention is not limited to the specific embodiments disclosed below.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by those skilled in the art to which this invention pertains. The terms used herein in the specification of this invention are intended only to describe specific embodiments and are not intended to limit the invention. The term "and / or" as used herein includes any and all combinations of one or more of the associated listed items.

[0022] like Figure 1-Figure 4 As shown, the utility model provides a technical solution for a multi-probe magnetic memory detection device, including a bracket 1, an inner wall of the bracket 1 is provided with a circumferential array adjustment mechanism, the adjustment mechanism includes two tilting rods 5 rotatably connected to the inner wall of the bracket 1, the two tilting rods 5 are provided with a through-type wire groove 6 on the opposite side, a wire rod 7 is slidably connected in the wire groove 6, a collar 8 is provided between the two wire rods 7, a magnetic probe 4 is provided in the collar 8, an elastic component 3 that can reset the magnetic probe 4 is provided between the magnetic probe 4 and the inner wall of the bracket 1, and the tilting rod 5 is located directly above the magnetic probe 4;

[0023] When the inspection object slides through the inside of the bracket 1, the outer wall of the inspection object will contact the inclined surface of the tilting rod 5 and squeeze the tilting rod 5 to rotate. The tilting rod 5 compresses the spring and makes the magnetic probe 4 slide on the wire groove 6 while keeping the magnetic probe 4 away from the inspection object, thereby ensuring that the distance between the magnetic probe 4 and the inspection object remains unchanged.

[0024] like Figure 4As shown, the elastic component 3 includes a thick rod 301 and a thin rod 302, one end of the thin rod 302 is fixedly connected to a block, one end of the thin rod 302 is slidably connected to a thin groove opened at one end of the thick rod 301, a block ring is fixedly connected to the notch of the thin groove, the block ring is slidably sleeved on the outside of the thin rod 302, the block is slidably connected in the thin groove, the other end of the thin rod 302 is fixedly connected to the magnetic probe 4, the outer sliding sleeve of the thin rod 302 is provided with a spring, and the spring is located between the magnetic probe 4 and the thick rod 301;

[0025] When the tilt rod 5 rotates, the tilt rod 5 will use the collar 8 to squeeze the magnetic probe 4, and the magnetic probe 4 will slide on the thick rod 301 using the thin rod 302. The spring can facilitate the reset of the magnetic probe 4.

[0026] like Figure 3 As shown, the bracket 1 is provided with a through-type fixed flat position 9 at a corresponding position relative to each magnetic sensitive probe 4, and the thick rod 301 is slidably connected in the cavity of the fixed flat position 9. The bracket 1 is provided with a limiting component that limits the movement of the thick rod 301 in the cavity of the fixed flat position 9;

[0027] The fixing flat portion 9 is for facilitating the installation of the elastic component 3 and the magnetic sensitive probe 4 .

[0028] like Figure 2 As shown, the top of the bracket 1 is provided with a circumferential array of through-holes 10, which simultaneously penetrate each cavity of the fixed flat position 9 in the same row. The limiting component includes a mounting ring 13, and the bottom of the mounting ring 13 is fixedly connected to a circumferential array of vertical rods 11. Each vertical rod 11 is slidably connected to each through-hole 10. A through-type slide groove 12 is provided on the upper part of the thick rod 301, and the thick rod 301 is slidably sleeved on the outside of the vertical rod 11 through the slide groove 12. The through-holes 10 and the fixed flat position 9 are arranged perpendicular to each other.

[0029] Install the elastic component 3 into the cavity of the fixed flat position 9, and then use the vertical rod 11 to insert it into the through hole 10, and at the same time make the vertical rod 11 penetrate the cavities of the slide grooves 12 on each thick rod 301, so that the elastic component 3 can be quickly installed in the cavity of the fixed flat position 9.

[0030] like Figure 4 As shown, a through threaded hole is opened on the inner wall of the chute 12 away from the thin groove, and a threaded rod 14 is threadedly connected to the threaded hole. The movable end of the threaded rod 14 is rotatably connected to a slider 15, and the slider 15 is slidably connected in the cavity of the chute 12;

[0031] The threaded rod 14 is rotated according to the size of the detected object, and the threaded rod 14 is used to drive the slider 15 to squeeze the vertical rod 11 located in the slide groove 12, so as to adjust the position of the elastic component 3 in the cavity of the fixed flat position 9 and at the same time improve the installation stability of the elastic component 3 in the cavity of the fixed flat position 9.

[0032] like Figure 2 As shown, a through-type rotating hole is opened at the top of the mounting ring 13, and a rotating rod 16 is rotatably connected in the rotating hole. The bottom end of the rotating rod 16 is provided with an external thread. A thread groove 17 is opened at a corresponding position of the bracket 1 relative to the rotating hole and is threadedly connected to the bottom end of the rotating rod 16.

[0033] By rotating the rotating rod 16 and threading the movable end of the rotating rod 16 into the thread groove 17 , the mounting ring 13 is stably fixed on the bracket 1 , and the vertical rod 11 is stably fixed in the corresponding through hole 10 .

[0034] like Figure 4 As shown, the outer sliding sleeve of the tilting rod 5 is provided with a belt 18, and both ends of the tilting rod 5 are rotatably connected to rollers 2, and the belt 18 is driven and connected between the two rollers 2;

[0035] When the inspection object moves in the bracket 1, the inspection object will contact the surface of the belt 18 on the tilting rod 5. As the inspection object moves, the belt 18 rotates on the tilting rod 5, thereby reducing the friction between the inspection object and the tilting rod 5.

[0036] The specific embodiments described above further illustrate the purpose, technical solutions and beneficial effects of the present invention in detail. It should be understood that the above description is only a specific embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the scope of protection of the present invention.

Claims

1. A multi-probe magnetic memory detection device, comprising a bracket (1), characterized in that: A circular array adjustment mechanism is provided on the inner wall of the bracket (1), and the adjustment mechanism includes two tilting rods (5) rotatably connected to the inner wall of the bracket (1), and a through-type wire groove (6) is provided on the opposite sides of the two tilting rods (5), and a wire rod (7) is slidably connected in the wire groove (6), and a collar (8) is provided between the two wire rods (7), and a magnetic probe (4) is provided in the collar (8), and an elastic component (3) that can reset the magnetic probe (4) is provided between the magnetic probe (4) and the inner wall of the bracket (1), and a spring is provided on the elastic component (3).

2. A multi-probe magnetic memory detection device according to claim 1, characterized in that: The elastic component (3) comprises a thick rod (301) and a thin rod (302), one end of the thin rod (302) is slidably connected to a thin groove provided at one end of the thick rod (301), and the other end of the thin rod (302) is fixedly connected to the magnetic sensitive probe (4), and a spring is provided on the outer sliding sleeve of the thin rod (302), and the spring is located between the magnetic sensitive probe (4) and the thick rod (301).

3. The multi-probe magnetic memory detection device according to claim 2, characterized in that: The bracket (1) is provided with a through-type fixed flat position (9) at a corresponding position relative to each magnetic sensitive probe (4); the thick rod (301) is slidably connected in the cavity of the fixed flat position (9); and a limiting component is provided on the bracket (1) for limiting the movement of the thick rod (301) in the cavity of the fixed flat position (9).

4. The multi-probe magnetic memory detection device according to claim 3, characterized in that: The top of the bracket (1) is provided with through holes (10) distributed in a circumferential array, and the through holes (10) simultaneously penetrate each fixed flat position (9) cavity in the same row. The limiting component includes a mounting ring (13), and the bottom of the mounting ring (13) is fixedly connected with vertical rods (11) distributed in a circumferential array. Each vertical rod (11) is slidably connected in each through hole (10). The upper part of the thick rod (301) is provided with a through-type sliding groove (12), and the thick rod (301) is slidably sleeved on the outer side of the vertical rod (11) through the sliding groove (12).

5. The multi-probe magnetic memory detection device according to claim 4, characterized in that: A through-type threaded hole is provided on the inner wall of the slide groove (12) away from the fine groove, a threaded rod (14) is threadedly connected in the threaded hole, a movable end of the threaded rod (14) is rotatably connected to a slider (15), and the slider (15) is slidably connected in the cavity of the slide groove (12).

6. The multi-probe magnetic memory detection device according to claim 4, characterized in that: A through-type rotating hole is provided at the top of the mounting ring (13), a rotating rod (16) is rotatably connected in the rotating hole, an external thread is provided at the bottom end of the rotating rod (16), and a thread groove (17) is provided at a corresponding position of the bracket (1) relative to the rotating hole and is threadedly connected to the bottom end of the rotating rod (16).

7. The multi-probe magnetic memory detection device according to claim 1, characterized in that: The outer sliding sleeve of the tilting rod (5) is provided with a belt (18), and both ends of the tilting rod (5) are rotatably connected to rollers (2), and the belt (18) is transmission-connected between the two rollers (2).

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