阅读说明：本技术 一种交叉磁轭法磁粉检测自动爬行装置 (Automatic crawling device for magnetic powder detection by cross yoke method ) 是由 王平均 王梅琴 于 2020-12-07 设计创作，主要内容包括：本发明公开了一种交叉磁轭法磁粉检测自动爬行装置,包括固定架、探伤仪、喷射机构、驱动机构以及控制箱,固定架的上表面固定连接有探伤仪和控制箱,固定架的左右两端分别固定连接有喷射机构,固定架的底部设有驱动机构,固定架的左侧固定连接有导向滑套,喷射机构包括泵体、箱体以及雾化喷头,驱动机构包括分布在固定架两侧的导向杆、导向齿条、驱动齿轮以及伺服电机。本发明通过在固定架的表面的固定连接有驱动机构和喷射机构,配合数控箱对伺服电机和泵体进行控制,方便固定架沿导向杆自动进行运动,且能够自动均匀喷洒磁悬液,减少检测过程中参与人员的数量,且降低了检测过程中对检测人员操作经验的要求,大大提高了检测的精准度。(The invention discloses an automatic crawling device for magnetic powder detection by a cross magnetic yoke method, which comprises a fixing frame, a flaw detector, a spraying mechanism, a driving mechanism and a control box, wherein the upper surface of the fixing frame is fixedly connected with the flaw detector and the control box, the left end and the right end of the fixing frame are respectively and fixedly connected with the spraying mechanism, the bottom of the fixing frame is provided with the driving mechanism, the left side of the fixing frame is fixedly connected with a guide sliding sleeve, the spraying mechanism comprises a pump body, a box body and an atomizing nozzle, and the driving mechanism comprises guide rods, guide racks, driving gears and servo motors which are distributed on two sides. According to the invention, the driving mechanism and the injection mechanism are fixedly connected to the surface of the fixing frame, and the servo motor and the pump body are controlled by matching with the numerical control box, so that the fixing frame can automatically move along the guide rod conveniently, magnetic suspension can be automatically and uniformly sprayed, the number of personnel involved in the detection process is reduced, the requirement on the operation experience of the detection personnel in the detection process is reduced, and the detection accuracy is greatly improved.)

1. The utility model provides an automatic device of crawling of magnetic particle testing of cross yoke method, includes mount (1), flaw detector (2), injection mechanism (3), actuating mechanism (4) and control box (5), its characterized in that: the upper surface of the fixing frame (1) is fixedly connected with a flaw detector (2) and a control box (5), the left end and the right end of the fixing frame (1) are respectively fixedly connected with an injection mechanism (3), the bottom of the fixing frame (1) is provided with a driving mechanism (4), the left side of the fixing frame (1) is fixedly connected with a guide sliding sleeve (6), the right side of the fixing frame (1) is fixedly connected with a guide buckle (7), the middle part of the fixing frame (1) is provided with a detection hole (8), the left side and the right side of the fixing frame (1) are respectively provided with a support frame (9) distributed by the vertical fixing frame (1), the injection mechanism (3) comprises a pump body (10), a box body (11) and an atomizing nozzle (12), the pump body (10) is fixedly connected with the side wall surface of the box body (11), and the pump body (10) is, atomizing nozzle (12) fixed connection is at the top of support frame (9), actuating mechanism (4) are including distributing guide bar (13), guide rack (14), drive gear (15) and servo motor (16) in mount (1) both sides, servo motor (16) fixed connection is at the right side edge of mount (1), the output end fixedly connected with drive gear (15) of servo motor (16), the below of guide bar (13) is equipped with guide rack (14) of being connected with drive gear (15) meshing, control box (5) are connected with pump body (10), servo motor (16) respectively.

2. The automatic crawling device for magnetic powder inspection by a cross yoke method according to claim 1, characterized in that: the guide sliding sleeve (6) comprises two guide sliding sleeves and is distributed in a triangular shape with the guide buckles (7), and the guide sliding sleeves (6), the guide buckles (7) and the fixing frame (1) are integrally welded and connected.

3. The automatic crawling device for magnetic powder inspection by a cross yoke method according to claim 2, characterized in that: the guide sliding sleeve (6) is cylindrical and is sleeved on the surface of a left guide rod (13) and is in sliding connection with the guide rod (13), and cleaning rings (17) are fixedly connected to the two ends of the guide sliding sleeve (6).

4. The automatic crawling device for magnetic powder inspection by using the cross magnetic yoke method according to claim 3, wherein: the inner diameter of the cleaning ring (17) is larger than the diameter of the guide rod (13), and the surface of the cleaning ring (17) is fixedly connected with annularly distributed bristles (18).

5. The automatic crawling device for magnetic powder inspection by using the cross magnetic yoke method according to claim 4, wherein: the guide buckle (7) is U-shaped and is buckled on the surface of the guide rod (13), and the depth of the guide buckle (7) is larger than the diameter of the guide rod (13).

6. The automatic crawling device for magnetic powder inspection by a cross yoke method according to claim 1, characterized in that: and one end of the guide rod (13) on the right side is rotatably connected with the detection plane, and the other end of the guide rod (13) is detachably connected with the detection plane through a bolt.

7. The automatic crawling device for magnetic powder inspection by a cross yoke method according to claim 1, characterized in that: the atomizing nozzle is characterized in that a U-shaped frame (19) is arranged at the joint of the atomizing nozzle (12) and the support frame (9), damping rotating shafts (20) are fixedly connected to the two ends of the U-shaped frame (19) respectively, and the damping rotating shafts (20) are fixedly connected with the support frame (9).

8. The automatic crawling device for magnetic powder inspection by a cross yoke method according to claim 1, characterized in that: the surface of the control box (5) is provided with a display screen (21) and an operation key (22), and the operation key (22) is positioned below the display screen (21).

Technical Field

The invention relates to the technical field of detection devices, in particular to an automatic crawling device for magnetic powder detection by a cross magnetic yoke method.

Background

Magnetic particle inspection is the most effective means for detecting defects on the surface and near the surface of ferromagnetic materials, and in magnetic particle inspection, the cross yoke method is the most common detection method. The cross yoke method can detect very small defects, and because the direction of the magnetic field is perpendicular to the extending direction of the defects at each period of the magnetization cycle, the defects in any direction on the surface of the workpiece can be detected by one-time magnetization, and the detection efficiency is high.

At present, the prior art is carrying out the magnetic particle testing in-process of cross yoke method and is coordinating through many people that need, owing to there is great human factor, leads to the precision of detection lower easily, has increaseed personnel's in the detection demand simultaneously to operation experience requirement to testing personnel is higher, brings the inconvenience for the detection. For this reason, a new technical solution needs to be designed for solution.

Disclosure of Invention

The invention aims to provide an automatic crawling device for magnetic powder inspection by a crossed magnetic yoke method, which solves the problems that in the prior art, many participants are involved in inspection, the requirement on the operation experience of technicians is high, and the inspection precision is easily reduced.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides an automatic device of crawling of magnetic particle testing of cross yoke method, includes mount, flaw detector, injection mechanism, actuating mechanism and control box, the last fixed surface of mount is connected with flaw detector and control box, both ends difference fixedly connected with injection mechanism about the mount, the bottom of mount is equipped with actuating mechanism, the left side fixedly connected with direction sliding sleeve of mount, the right side fixedly connected with direction buckle of mount, the inspection hole has been seted up at the middle part of mount, the left and right sides of mount is equipped with the support frame that vertical fixing frame distributes respectively, injection mechanism includes the pump body, box and atomizer, pump body fixed connection is on the lateral wall surface of box, box and atomizer are connected respectively to the pump body, atomizer fixed connection is at the top of support frame, actuating mechanism is including the guide bar, the guide, Guide rack, drive gear and servo motor, servo motor fixed connection is in the right side edge of mount, servo motor's output fixedly connected with drive gear, the below of guide bar is equipped with the guide rack of being connected with the drive gear meshing, the control box is connected with the pump body, servo motor respectively.

As the improvement of the technical scheme, the guide sliding sleeve comprises two guide clamping buckles which are distributed in a triangular shape, and the guide sliding sleeve, the guide clamping buckles and the fixing frame are integrally welded and connected.

As the improvement of the technical scheme, the guide sliding sleeve is cylindrical and is sleeved on the surface of the guide rod on the left side and is in sliding connection with the guide rod, and the two ends of the guide sliding sleeve are fixedly connected with cleaning rings.

As an improvement of the technical scheme, the inner diameter of the cleaning ring is larger than the diameter of the guide rod, and the surface of the cleaning ring is fixedly connected with the bristles which are distributed annularly.

As an improvement of the technical scheme, the guide buckle is U-shaped and is buckled and connected on the surface of the guide rod, and the depth of the guide buckle is larger than the diameter of the guide rod.

As an improvement of the technical scheme, one end of the guide rod on the right side is rotatably connected with the detection plane, and the other end of the guide rod is detachably connected with the detection plane through a bolt.

As an improvement of the technical scheme, a U-shaped frame is arranged at the joint of the atomizing nozzle and the support frame, damping rotating shafts are fixedly connected to two ends of the U-shaped frame respectively, and the damping rotating shafts are fixedly connected with the support frame.

As an improvement of the technical scheme, the surface of the control box is provided with a display screen and an operation key, and the operation key is positioned below the display screen.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, the driving mechanism and the injection mechanism are fixedly connected to the surface of the fixing frame, and the servo motor and the pump body are controlled by matching with the numerical control box, so that the fixing frame can automatically move along the guide rod conveniently, magnetic suspension can be automatically and uniformly sprayed, the number of personnel involved in the detection process is reduced, the requirement on the operation experience of the detection personnel in the detection process is reduced, and the detection accuracy is greatly improved.

2. According to the invention, the adjustable U-shaped frame is arranged on the surface of the support frame and is matched with the damping rotating shaft which is fixedly connected, so that the spraying angle of the spray head can be conveniently adjusted, the adjustment in the detection process is convenient, and the convenience in detection and use is improved.

3. According to the invention, the cleaning rings with the bristles are respectively and fixedly connected to the two ends of the guide sliding sleeve, so that the surface of the guide rod can be conveniently cleaned in the sliding process, and the sliding smoothness of the guide sliding sleeve and the guide rod is improved.

4. According to the invention, the wire guide rod which is detachably connected is arranged below the fixing frame, and the guide buckle with the U-shaped end part is matched, so that the fixing frame is convenient to disassemble and assemble, and the later maintenance is convenient.

Drawings

FIG. 1 is a schematic side view of the cross yoke method magnetic particle testing automatic crawling device of the present invention;

FIG. 2 is a schematic view of the end face structure of the cross-yoke magnetic powder inspection automatic crawling device of the invention;

fig. 3 is a schematic top view of the fixing frame according to the present invention.

In the figure: the device comprises a fixed frame-1, a flaw detector-2, a spraying mechanism-3, a driving mechanism-4, a control box-5, a guide sliding sleeve-6, a guide buckle-7, a detection hole-8, a support frame-9, a pump body-10, a box body-11, an atomizing nozzle-12, a guide rod-13, a guide rack-14, a driving gear-15, a servo motor-16, a cleaning ring-17, bristles-18, a U-shaped frame-19, a damping rotating shaft-20, a display screen-21 and an operation button-22.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: an automatic crawling device for magnetic particle testing by a cross magnetic yoke method comprises a fixing frame 1, a flaw detector 2, an injection mechanism 3, a driving mechanism 4 and a control box 5, wherein the upper surface of the fixing frame 1 is fixedly connected with the flaw detector 2 and the control box 5, the left end and the right end of the fixing frame 1 are respectively fixedly connected with the injection mechanism 3, the bottom of the fixing frame 1 is provided with the driving mechanism 4, the left side of the fixing frame 1 is fixedly connected with a guide sliding sleeve 6, the right side of the fixing frame 1 is fixedly connected with a guide buckle 7, the middle part of the fixing frame 1 is provided with a detection hole 8, the left side and the right side of the fixing frame 1 are respectively provided with a support frame 9 which is vertically distributed on the fixing frame 1, the injection mechanism 3 comprises a pump body 10, a box body 11 and an atomization spray head 12, the pump body 10 is fixedly, 12 fixed connection of atomizer is at the top of support frame 9, actuating mechanism 4 is including distributing guide bar 13, guide rack 14, drive gear 15 and the servo motor 16 in 1 both sides of mount, servo motor 16 fixed connection is in the right side edge of mount 1, servo motor 16's output fixedly connected with drive gear 15, the below of guide bar 13 is equipped with guide rack 14 of being connected with drive gear 15 meshing, control box 5 is connected with pump body 10, servo motor 16 respectively.

Further improve ground, the direction sliding sleeve 6 includes two and is three horn shapes with direction buckle 7 and distributes, direction sliding sleeve 6, direction buckle 7 and the 1 integrative welded connection of mount, through the direction sliding sleeve 6 and the direction buckle 7 that adopt three horn shapes to distribute, guarantee the structural stability of mount 1 on the one hand, on the other hand improves the convenience of the 1 dismouting of mount.

Further improve ground, the direction sliding sleeve 6 is cylindricly cup joints on left guide bar 13 surface and with guide bar 13 sliding connection, the clean circle 17 of the equal fixedly connected with in both ends of direction sliding sleeve 6, through the clean circle 17 of the both ends fixedly connected with at direction sliding sleeve 6, makes things convenient for direction sliding sleeve 6 to clean the surface of guide bar 13 when guide bar 13 surface slip.

In a further improvement mode, the inner diameter of the cleaning ring 17 is larger than the diameter of the guide rod 13, the surface of the cleaning ring 17 is fixedly connected with the bristles 18 distributed annularly, and the bristles 18 distributed annularly are fixedly connected to the surface of the cleaning ring 17, so that the surface of the guide rod 13 is conveniently cleaned, and the guide sliding sleeve 6 is prevented from being blocked when sliding.

Further improved ground, direction buckle 7 is U-shaped and the lock is connected on the surface of guide bar 13, the degree of depth of direction buckle 7 is greater than the diameter of guide bar 13, and the direction buckle 7 that adopts the U-shaped carries out the lock with guide bar 13 and is connected, conveniently carries out the dismouting to mount 1, the maintenance and the maintenance in the later stage of being convenient for.

Further improved, right side the one end of guide bar 13 is rotated with the detection plane and is connected, just the other end of guide bar 13 passes through the bolt with the detection plane and can dismantle the connection, can dismantle right side guide bar 13, convenient to detach mount 1 through passing through the bolt with the one end swing joint and the other end of right side guide bar 13 and connecting, conveniently.

Further improved, the junction of atomizer 12 and support frame 9 is equipped with U-shaped frame 19, the both ends difference fixedly connected with damping pivot 20 of U-shaped frame 19, damping pivot 20 and support frame 9 fixed connection are equipped with the U-shaped frame 19 of taking damping pivot 20 through the junction at atomizer 12 and support frame 9, conveniently carry out angle modulation to atomizer 12.

Specifically, the surface of the control box 5 is provided with the display screen 21 and the operation keys 22, the operation keys 22 are located below the display screen 21, and the display screen 21 and the operation keys 22 are arranged on the surface of the control box 5, so that the control box 5 is conveniently utilized to control the working states of the driving mechanism 4 and the injection mechanism 3, and the use convenience is improved.

According to the invention, the driving mechanism 4 and the injection mechanism 3 are fixedly connected to the surface of the fixing frame 1 and are matched with the control box 5 to control the servo motor 16 and the pump body 10, so that the fixing frame 1 can automatically move along the guide rod 13 conveniently, magnetic suspension can be automatically and uniformly sprayed, the number of persons involved in the detection process is reduced, the requirement on the operation experience of the detection persons in the detection process is reduced, and the detection accuracy is greatly improved

Example 1

When the flaw detector is used, the guide sliding sleeve 6 on the left side of the fixing frame 1 is sleeved on the surface of the guide rod 13 on the left side, the guide rod 13 on the left side is fixedly arranged on the surface of a detection plane, then one section of the guide rod 13 on the right side is rotatably connected with the detection plane, the guide rod 13 is buckled with the guide buckle 7 on the right side of the fixing frame 1 by rotating the guide rod 13 on the right side, then the other end of the guide rod 13 on the right side is fixedly connected with the detection plane by using bolts, the guide rack 14 is fixedly arranged below the guide rod 13 on the right side, the servo motor 16 is arranged on the edge of the fixing frame 1, the drive gear 15 on the end part of the servo motor is adjusted to be meshed with the guide rack 14, and finally the flaw detector 2, the injection.

Example 2

When the device works, magnetic suspension is injected into the box body 11, the control box 5 automatically controls the servo motor 16 to rotate by setting relevant parameters on the surface of the control box 5, the fixed frame 1 is driven to reciprocate along the surface of the guide rod 13, the pump body 10 is controlled to uniformly spray the magnetic suspension, and the convenience and the detection accuracy of the flaw detector 2 are improved.

While there have been shown and described what are at present considered the fundamental principles and essential features of the invention and its advantages, it will be apparent to those skilled in the art that the invention is not limited to the details of the foregoing exemplary embodiments, but is capable of other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.