CN219552334U - Eddy current flaw detection contact follow-up mechanism - Google Patents

Abstract

The utility model discloses an eddy current flaw detection contact follow-up mechanism which comprises a base, a fixing frame and a sliding seat, wherein the two sides of the top of the base are connected with the fixing frames through bolts, a supporting frame is arranged between the fixing frames and is in sliding connection with the fixing frames, a sliding groove is formed in the bottom of the supporting frame, the sliding seat is arranged at the bottom of the sliding groove and is in sliding connection with the sliding groove through a top sliding block, a sleeve is arranged at the bottom of the sliding seat through a damping rotating shaft, a sleeve rod is sleeved at the bottom of the sleeve rod, and a mounting block is connected at the bottom of the sleeve rod through the damping rotating shaft. The eddy current flaw detection contact follow-up mechanism is simple and compact in structure, flexible and stable in use, and suitable for being widely popularized and used.

Description

Eddy current flaw detection contact follow-up mechanism

Technical Field

The utility model relates to the technical field of metals, in particular to an eddy current flaw detection contact follow-up mechanism.

Background

The eddy current flaw detection is a method for detecting surface defects of components and metal materials by utilizing an electromagnetic induction principle, and is detected by a detection coil and a classification method and a detection coil structure method.

Publication No.: CN215931750U discloses an eddy current inspection contact follow-up mechanism, which comprises a base, wherein a transmission assembly is arranged in the middle of the top of the base, and supporting foot frames are arranged at four corners of the bottom of the base; the support assembly is arranged at four corners of the top of the base, a footstock is arranged at the top of the support assembly, and an electric telescopic rod is arranged at the bottom of the footstock.

At present, the prior contact follow-up mechanism has the following defects in use: lack angle position adjustment mechanism, but generally detection probe is fixed mounting, but only single direction rectilinear movement, and is relatively poor to the flexibility that different size and size metals and use need, is difficult to carry out the probe position adjustment. For this purpose, we propose an eddy current inspection contact follower.

Disclosure of Invention

The utility model mainly aims to provide an eddy current flaw detection contact follow-up mechanism which can effectively solve the problems in the background technology.

In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:

the utility model provides an eddy current inspection contact follow-up mechanism, includes base, mount and sliding seat, the both sides at base top all have the mount through bolted connection, be provided with the support frame between the mount, and but the support frame for mount sliding connection, the spout has been seted up to the bottom of support frame, the bottom of spout is provided with the sliding seat, the sliding seat passes through top slider and spout sliding connection, the sleeve is installed through the damping pivot to the bottom of sliding seat, telescopic bottom cup joints and is connected with the loop bar, the bottom of loop bar is connected with the installation piece through the damping pivot.

Further, a spring is arranged at the top of the loop bar in the sleeve, a screw tightening rod is arranged on one side of the sleeve, and the sleeve is provided with the spring through a spring seat.

Further, a contact probe and an eddy current probe are arranged at the bottom of the mounting block, and the mounting block is fixedly connected with the contact probe and the eddy current probe through screws.

Further, the screw rod is installed through the bearing in the mount, the periphery of screw rod is provided with corresponding silk piece, one side fixed connection of silk piece and support frame, the top in the mount is provided with servo motor, servo motor passes through the drive shaft and connects the screw rod, and the mount passes through bolted connection servo motor, and the silk piece passes through bolted connection support frame.

Further, a conveyor belt is arranged between the fixing frames at the top of the base.

Compared with the prior art, the utility model has the following beneficial effects:

1. through support frame, spout, sliding seat, sleeve, loop bar and the installation piece that set up, can be when carrying out the operation of eddy current inspection to the metalwork, according to actual flaw detection position needs and metalwork size, highly and the angle to the probe are adjusted and are used, simple structure is reliable, and is more nimble stable moreover.

2. Through sleeve, loop bar and the spring that set up, can also avoid the probe to contact inadequately with the metalwork surface, influence the result of use of probe, utilize elasticity to promote, ensure that the probe contacts fully with the metalwork surface.

Drawings

FIG. 1 is a schematic diagram of the overall structure of an eddy current inspection contact follower mechanism of the present utility model.

FIG. 2 is a schematic diagram of a sliding seat and sleeve of an eddy current testing contact follower mechanism of the present utility model.

FIG. 3 is a schematic cross-sectional view of a sleeve and a loop bar of an eddy current inspection contact follower mechanism of the present utility model.

Fig. 4 is a schematic cross-sectional view of a holder of an eddy current testing contact follower of the utility model.

In the figure: 1. a base; 2. a fixing frame; 3. a support frame; 4. a chute; 5. a sliding seat; 6. a sleeve; 7. a loop bar; 8. a mounting block; 9. a contact probe; 10. an eddy current probe; 11. a spring; 12. tightening the screw; 13. a screw rod; 14. a silk block; 15. a servo motor; 16. a conveyor belt.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

As shown in fig. 1 and 2, an eddy current inspection contact follow-up mechanism comprises a base 1, a fixing frame 2 and a sliding seat 5, wherein both sides at the top of the base 1 are respectively connected with the fixing frame 2 through bolts, a supporting frame 3 is arranged between the fixing frames 2, the supporting frame 3 is slidably connected with the fixing frame 2, a sliding groove 4 is formed in the bottom of the supporting frame 3, the sliding seat 5 is arranged at the bottom of the sliding groove 4, the sliding seat 5 is slidably connected with the sliding groove 4 through a top sliding block, a sleeve 6 is arranged at the bottom of the sliding seat 5 through a damping rotating shaft, a sleeve rod 7 is sleeved at the bottom of the sleeve 6, and a mounting block 8 is connected with the bottom of the sleeve rod 7 through the damping rotating shaft.

A pressure spring is arranged on one side of the sliding groove 4, which is positioned on the top sliding block of the sliding seat 5.

One side of the supporting frame 3 is provided with a fastening screw rod for fixing the sliding seat 5 through a reserved opening.

The sleeve 6 is internally provided with a spring 11 at the top of the loop bar 7, and one side of the sleeve 6 is provided with a tightening screw 12.

In this embodiment, as shown in fig. 2 and 3, the spring 11 pushes the loop bar 7, so that the probe is ensured to be always in contact with the surface of the metal piece when the detection operation is performed in the vertical direction, and the loop bar 7 is subjected to limit fixing treatment when the horizontal operation is performed by tightening the screw 12.

Wherein, the bottom of the mounting block 8 is provided with a contact probe 9 and an eddy current probe 10.

In this embodiment, as shown in fig. 3, the contact probe 9 and the eddy current probe 10 can perform an eddy current flaw detection operation on a metal material.

The screw rod 13 is installed in the fixing frame 2 through a bearing, a corresponding screw block 14 is arranged on the periphery of the screw rod 13, the screw block 14 is fixedly connected with one side of the supporting frame 3, a servo motor 15 is arranged at the top in the fixing frame 2, and the servo motor 15 is connected with the screw rod 13 through a driving shaft.

In this embodiment, as shown in fig. 4, the screw rod 13 is driven to rotate by the servo motor 15, and the screw block 14 can drive the fixing frame 2 to vertically move, so as to adjust the use height of the probe.

Wherein, the top of base 1 is located and is provided with conveyer 16 between mount 2.

In this embodiment, as shown in fig. 1, the conveying belt 16 is convenient to drive the metal part to move for eddy current inspection.

During operation, firstly, an operator manually opens a servo motor 15 to drive a screw rod 13 to rotate according to the size and shape of a metal piece to be detected, a wire block 14 drives a support frame 2 to vertically move, a sleeve 6 and a mounting block 8 are respectively rotated, the length of a loop bar 7 is adjusted, then the metal piece is placed on a conveyor belt 16 to move to one side of the mounting block 8, during vertical flaw detection, the mounting block 8 is pushed by the elastic force of a spring 11, so that a contact probe 9 is fully contacted with the surface of the metal piece, during horizontal flaw detection, a tightening screw 12 is screwed to limit and fix the loop bar 7, a pressure spring in a chute 4 is used for pushing a sliding seat 5, so that the rotated mounting block 8 slides to the outer side of the metal piece, flaw detection is performed through a contact probe 9 and an eddy current probe 10, the structure is simple and compact, the use is more flexible and stable, and the use effect on different metal pieces can be improved, and the practical value is higher.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides an eddy current inspection contact follow-up mechanism, includes base (1), mount (2) and sliding seat (5), its characterized in that: the utility model discloses a damping rotary table, including base (1), support frame (3), sleeve (6) are installed through the damping pivot to the both sides at base (1) top, but be provided with support frame (3) between support frame (2), and support frame (3) are for support frame (2) sliding connection, spout (4) have been seted up to the bottom of support frame (3), the bottom of spout (4) is provided with sliding seat (5), sliding seat (5) are through top slider and spout (4) sliding connection, sleeve (6) are installed through the damping pivot to the bottom of sliding seat (5), sleeve (7) have been cup jointed in the bottom of sleeve (6), the bottom of sleeve (7) is connected with installation piece (8) through the damping pivot.

2. An eddy current inspection contact follower as defined in claim 1 wherein: the sleeve (6) is internally provided with a spring (11) at the top of the loop bar (7), and one side of the sleeve (6) is provided with a tightening screw (12).

3. An eddy current inspection contact follower as defined in claim 1 wherein: the bottom of the mounting block (8) is provided with a contact probe (9) and an eddy current probe (10).

4. An eddy current inspection contact follower as defined in claim 1 wherein: lead screw (13) are installed in mount (2) through the bearing, the periphery of lead screw (13) is provided with corresponding silk piece (14), one side fixed connection of silk piece (14) and support frame (3), the top in mount (2) is provided with servo motor (15), servo motor (15) are through drive shaft connection lead screw (13).

5. An eddy current inspection contact follower as defined in claim 1 wherein: the top of the base (1) is provided with a conveyor belt (16) between the fixing frames (2).