CN217007117U

CN217007117U - Flaw detection device for metal structural component

Info

Publication number: CN217007117U
Application number: CN202123054301.7U
Authority: CN
Inventors: 韩郭锋; 聂磊; 王林; 孙宝成; 岳善海; 姚虎
Original assignee: China Northwest Water Conservancy & Hydropower Engineering Consulting Co
Current assignee: China Northwest Water Conservancy & Hydropower Engineering Consulting Co
Priority date: 2021-12-07
Filing date: 2021-12-07
Publication date: 2022-07-19
Anticipated expiration: 2031-12-07

Abstract

The utility model provides a flaw detection device for a metal structural component, which comprises: the device comprises a detection table, a sliding block, a first fixing frame and a second fixing frame; an installation frame is arranged at one end of the detection table, an adjusting frame parallel to the detection table is transversely arranged at the upper end of the installation frame, and the adjusting frame extends towards the other end of the detection table; the sliding block is assembled on the adjusting frame in a sliding mode, and a detection probe with a downward detection end is arranged on the sliding block; the first fixing frame is arranged at one end of the detection table and is positioned on the inner side of the mounting frame, and a first clamping head is arranged at the first fixing frame; the second fixing frame is arranged at the other end of the detection table, and a second clamping head is arranged on the second fixing frame; the first clamping head and the second clamping head are both conical, and a plurality of annular steps are respectively arranged on the conical surfaces of the first clamping head and the second clamping head.

Description

Flaw detection device for metal structural component

Technical Field

The utility model belongs to the technical field of metal pipeline flaw detection, and particularly relates to a flaw detection device for a metal structural component.

Background

Ultrasonic flaw detection is a method for detecting the flaw of a part by using the characteristic that ultrasonic energy penetrates into the depth of a metal material and is reflected at the edge of an interface when the ultrasonic energy enters another section from the section.

At present, when flaw detection is carried out on metal pipeline materials, the metal pipeline materials are usually positioned and placed on a detection platform, and a flaw detection probe is contacted with or close to the surface of a metal pipeline to be detected, so that flaw detection processing is carried out on the metal pipeline materials.

Therefore, a flaw detection device for metal structural components is needed to solve the problem of low flaw detection precision caused by manual operation when flaw detection is performed on metal pipelines.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is an object of the present invention to provide a metallic structural component inspection apparatus for overcoming the above problems or at least partially solving or alleviating the above problems.

The utility model provides a flaw detection device for a metal structural component, which comprises:

the device comprises a detection table, wherein one end of the detection table is provided with a mounting frame, the upper end of the mounting frame is transversely provided with an adjusting frame parallel to the detection table, and the adjusting frame extends towards the other end of the detection table;

the sliding block is assembled on the adjusting frame in a sliding mode, and a detection probe with a downward detection end is arranged on the sliding block;

the first fixing frame is arranged at one end of the detection table and is positioned on the inner side of the mounting frame, and a first clamping head is arranged at the first fixing frame;

the second fixing frame is arranged at the other end of the detection table, and a second clamping head is arranged on the second fixing frame;

the first clamping head and the second clamping head are both conical, and a plurality of annular steps are respectively arranged on conical surfaces of the first clamping head and the second clamping head.

The utility model also has the following optional features.

Optionally, the tip of examining test table is provided with adjusts the spout, longitudinal rotation is provided with the threaded rod in adjusting the spout, the one end of threaded rod stretches out the one end of adjusting the spout and is provided with the runner, the sliding assembly of second mount is in adjust in the spout, and with threaded rod screw-thread fit.

Optionally, a through hole is formed in the first fixing frame, a telescopic rod is transversely arranged on the mounting frame, the end portion of the telescopic rod penetrates through the through hole in the first fixing frame and then is connected with the first clamping head, and a positioning spring is arranged between the inner end of the first clamping head and the mounting frame.

Optionally, a clamping assembly is arranged on the detection table between the first fixing frame and the second fixing frame.

Optionally, the clamping assembly comprises:

the clamping seats are transversely arranged on the detection table, pipe clamping grooves are formed in the upper parts of two ends of each clamping seat, and a compression spring is arranged in each pipe clamping groove;

the lower end of the pipe clamping head is slidably assembled in the pipe clamping groove, and the compression spring is pressed against the outer side of the lower end of the pipe clamping head.

Optionally, two sides of the first fixing frame are longitudinally provided with extrusion rods, the inner sides of the end parts of the extrusion rods are provided with inner convex extrusion inclined planes, the outer sides of the pipe clamps are provided with outer convex extrusion inclined planes, and the inner convex extrusion inclined planes are attached to the outer convex extrusion inclined planes.

Optionally, a screw hole is formed in the top of the mounting frame, a height-adjusting screw is vertically screwed into the screw hole, a through hole is formed in one end of the adjusting frame and is sleeved on the height-adjusting screw through the through hole, a jacking spring is sleeved on the height-adjusting screw and is located between the adjusting frame and the mounting frame.

Optionally, the top of mounting bracket still is provided with the guiding hole, the downside of alignment jig is vertical to be provided with the gib block, the gib block stretches into downwards in the guiding hole.

Optionally, a longitudinal sliding groove is arranged on the adjusting frame, and the sliding block is slidably assembled in the longitudinal sliding groove.

Optionally, the adjusting bracket is provided with scale marks.

Has the advantages that:

according to the metal structure part flaw detection device, the two ends of the metal pipe to be detected are clamped and positioned through the conical first clamping head and the conical second clamping head, the stability of the metal pipe to be detected between the first fixing frame and the second fixing frame is improved, the detection probe slides on the adjusting frame, so that the detection probe stably moves along the metal pipe to be detected to perform detection, and the flaw detection accuracy of the metal pipe to be detected is greatly improved.

Drawings

FIG. 1 is a schematic structural view of a metal structural component flaw detection device provided by the utility model when clamping a detected component;

FIG. 2 is a schematic view of the structure of FIG. 1 from another angle;

FIG. 3 is a schematic structural view of a flaw detector for metallic structural members according to the present invention in a non-clamped state;

fig. 4 is a schematic view of the structure at another angle of fig. 3.

In the above figures: 1. a detection table; 101. adjusting the chute; 2. a mounting frame; 3. an adjusting bracket; 301. a guide strip; 302. a longitudinal chute; 303. scale lines; 4. a slider; 5. detecting a probe; 6. a first fixing frame; 601. an extrusion stem; 7. a first collet; 8. a second fixing frame; 9. a second clamping head; 10. a threaded rod; 11. a rotating wheel; 12. a telescopic rod; 13. a positioning spring; 14. a card holder; 1401. a tube clamp groove; 1402. a compression spring; 15. a pipe clamp; 16. a height-adjusting screw; 17. a jacking spring; 18. and (5) a metal tube to be tested.

The present invention will be described in further detail with reference to the accompanying drawings and examples.

Detailed Description

Example 1

Referring to fig. 1, 2, 3, and 4, an embodiment of the present invention proposes a metallic structural member flaw detection apparatus including: the device comprises a detection table 1, a sliding block 4, a first fixing frame 6 and a second fixing frame 8; an installation frame 2 is arranged at one end of the detection table 1, an adjusting frame 3 parallel to the detection table 1 is transversely arranged at the upper end of the installation frame 2, and the adjusting frame 3 extends towards the other end of the detection table 1; the sliding block is assembled on the adjusting frame 3 in a sliding mode, and a detection probe 5 with a downward detection end is arranged on the sliding block 4; the first fixing frame 6 is arranged at one end of the detection table 1 and is positioned at the inner side of the mounting frame 2, and a first clamping head 7 is arranged at the first fixing frame 6; the second fixing frame 8 is arranged at the other end of the detection table 1, and a second clamping head 9 is arranged on the second fixing frame 8; the first clamping head 7 and the second clamping head 9 are both conical, and a plurality of annular steps are respectively arranged on the conical surfaces of the first clamping head and the second clamping head.

When metal flaw detection is carried out, firstly, a metal tube 18 to be detected is installed between a first fixing frame 6 and a second fixing frame 8, one end of the metal tube 18 to be detected is sleeved on a first clamping head 7, the other end of the metal tube 18 to be detected is sleeved on a second clamping head 9, along with the difference of the thicknesses of the metal tube 18 to be detected, the port edge of the metal tube 18 to be detected can prop against different steps on the first clamping head 7 and the second clamping head 9, at the moment, the metal tube 18 to be detected is located under an adjusting frame 3, then, a sliding block 4 slides from one end of the adjusting frame 3, the sliding block 4 moves along the adjusting frame 3, therefore, a detection probe 5 at the lower part of the sliding block 4 can move along the metal tube 18 to be detected, the metal tube 18 to be detected is longitudinally detected, and after the detection is finished, the metal tube 18 to be detected is taken down from the first clamping head 7 and the second clamping head 9.

Example 2

Reference is made to fig. 1, 2, 3 and 4; on the basis of embodiment 1, the end of the detection platform 1 is provided with an adjusting chute 101, a threaded rod 10 is longitudinally arranged in the adjusting chute 101 in a rotating manner, one end of the threaded rod 10 extends out of one end of the adjusting chute 101 and is provided with a rotating wheel 11, and the second fixing frame 8 is slidably assembled in the adjusting chute 101 and is in threaded fit with the threaded rod 10.

The rotating wheel 11 drives the threaded rod 10 to rotate in situ, so that the second fixing frame 8 can be driven to longitudinally slide in the adjusting sliding groove 101, the longitudinal position of the second clamping head 9 is changed, and the metal pipe 18 to be tested can be mounted and dismounted.

Example 3

Referring to fig. 3, on the basis of embodiment 1, a through hole is formed in the first fixing frame 6, a telescopic rod 12 is transversely disposed on the mounting frame 2, an end of the telescopic rod 12 passes through the through hole in the first fixing frame 6 and then is connected to the first clamping head 7, and a positioning spring 13 is disposed between an inner end of the first clamping head 7 and the mounting frame 2.

The telescopic rod 12 and the positioning spring 13 provide longitudinal elasticity for the first clamping head 7, so that the metal tube 18 to be detected can be conveniently and longitudinally clamped, meanwhile, the diameter of the through hole in the first fixing frame 6 is smaller than the diameter of the rear end of the first clamping head 7, so that the first fixing frame 6 limits the elastic compression of the first clamping head 7, and the metal tube 18 to be detected, which is longitudinally clamped, is located in the position range capable of being detected by the detection probe 5.

Example 4

Referring to fig. 1, 2, 3 and 4, on the basis of embodiment 1, a clamping assembly is disposed on the detection table 1 between the first fixing frame 6 and the second fixing frame 8.

The clamping assembly can clamp and fix the metal tube 18 to be measured in the transverse direction.

Example 5

Referring to fig. 3, on the basis of embodiment 4, the clamping assembly includes: a cartridge 14 and a tube cartridge 15; the clamping seat 14 is transversely arranged on the detection table 1, pipe clamping grooves 1401 are arranged at the upper parts of two ends of the clamping seat 14, and a compression spring 1402 is arranged in each pipe clamping groove 1401; the lower end of the pipe chuck 15 is slidably fitted in the pipe chuck slot 1401, and the compression spring 1402 abuts against the outside of the lower end of the pipe chuck 15.

The two pipe clamp heads 15 can move transversely in the pipe clamp grooves 1401 at the two ends of the clamp seat 14 respectively, the compression spring 1402 in each pipe clamp groove 1401 pushes the two pipe clamp grooves 1401 inwards, and after the two pipe clamp heads 15 are clamped on the two sides of the metal pipe 18 to be tested transversely, the two compression springs 1402 can provide clamping force for the two pipe clamp heads 15.

Example 6

Referring to fig. 1, 2, 3 and 4, on the basis of embodiment 5, two sides of the first fixing frame 6 are longitudinally provided with extrusion rods 601, the inner sides of the end portions of the extrusion rods 601 are provided with inner convex extrusion inclined surfaces, the outer sides of the pipe clamps 15 are provided with outer convex extrusion inclined surfaces, and the inner convex extrusion inclined surfaces are attached to the outer convex extrusion inclined surfaces.

The extrusion rod 601 is extruded on the outer convex extrusion inclined surface of the pipe clamp head 15 through the inner convex extrusion inclined surface of the inner side of the end part, so that the transverse clamping force of the two pipe clamp heads 15 on the metal pipe 18 to be tested is further improved.

Example 7

Referring to fig. 1, 2, 3 and 4, on the basis of embodiment 1, a screw hole is formed in the top of the mounting frame 2, a height-adjusting screw 16 is vertically screwed into the screw hole, a through hole is formed in one end of the adjusting frame 3 and is sleeved on the height-adjusting screw 16 through the through hole, a jacking spring 17 is sleeved on the height-adjusting screw 16, and the jacking spring 17 is located between the adjusting frame 3 and the mounting frame 2.

The lifting spring 17 pushes the adjusting frame 3 upwards to the inner side of the nut of the height adjusting screw 16 along the height adjusting screw 16, and when the height of the adjusting frame 3 needs to be adjusted, the height adjusting screw 6 is rotated, and the height of the height adjusting screw 6 on the mounting frame 2 is changed.

Example 8

Referring to fig. 4, on the basis of embodiment 7, a guide hole is further formed in the top of the mounting frame 2, a guide bar 301 is vertically arranged on the lower side of the adjusting frame 3, and the guide bar 301 extends downward into the guide hole.

The guide strip 301 is perpendicular to the adjusting frame 3, the guide strip 301 is vertically inserted into the guide hole in the top of the mounting frame 2, and meanwhile, one end of the adjusting frame 3 is sleeved on the height-adjusting screw 16, so that the stability of the adjusting frame 3 can be improved.

Example 9

Referring to fig. 1, 2 and 3, on the basis of embodiment 1, a longitudinal sliding groove 302 is provided on the adjusting bracket 3, and the sliding block 4 is slidably fitted in the longitudinal sliding groove 302.

The longitudinal sliding groove 302 is of a long hole structure, the middle part of the sliding block 4 is assembled in the longitudinal sliding groove 302 in a sliding mode, the width of the upper end of the sliding block 4 is larger than that of the longitudinal sliding groove 302, and the lower end of the sliding block 4 is connected with the detection probe.

Example 10

Referring to fig. 1, 2 and 3, on the basis of embodiment 1, the adjusting bracket 3 is provided with scale marks 303.

The position of the flaw detected by the detection probe 5 on the metal pipe 18 to be detected can be determined by the scale mark 303 which the slide block 4 approaches.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention will be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims. The components and structures of the present embodiments that are not described in detail are well known in the art and do not constitute essential structural elements or elements.

Claims

1. A metallic structural member flaw detection apparatus, characterized by comprising:

the device comprises a detection table (1), wherein one end of the detection table (1) is provided with a mounting frame (2), the upper end of the mounting frame (2) is transversely provided with an adjusting frame (3) parallel to the detection table (1), and the adjusting frame (3) extends towards the other end of the detection table (1);

the sliding block (4) is assembled on the adjusting frame (3) in a sliding mode, and a detection probe (5) with a downward detection end is arranged on the sliding block (4);

the first fixing frame (6) is arranged at one end of the detection table (1) and is positioned on the inner side of the mounting frame (2), and a first clamping head (7) is arranged at the first fixing frame (6);

the second fixing frame (8), the second fixing frame (8) is arranged at the other end of the detection table (1), and a second clamping head (9) is arranged on the second fixing frame (8);

the first clamping head (7) and the second clamping head (9) are both conical, and a plurality of annular steps are respectively arranged on conical surfaces of the first clamping head and the second clamping head.

2. The metallic structural component flaw detection apparatus according to claim 1, wherein an adjusting chute (101) is provided at an end portion of the inspection table (1), a threaded rod (10) is provided in the adjusting chute (101) to rotate longitudinally, one end of the threaded rod (10) extends out of one end of the adjusting chute (101) and is provided with a rotating wheel (11), and the second fixing frame (8) is slidably fitted in the adjusting chute (101) and is in threaded engagement with the threaded rod (10).

3. The metal structural component flaw detection device according to claim 1, wherein a through hole is formed in the first fixing frame (6), a telescopic rod (12) is transversely arranged on the mounting frame (2), the end of the telescopic rod (12) passes through the through hole in the first fixing frame (6) and then is connected with the first clamping head (7), and a positioning spring (13) is arranged between the inner end of the first clamping head (7) and the mounting frame (2).

4. The metallic structural component inspection device of claim 1, characterized in that a clamping assembly is provided on the inspection stage (1) between the first fixture (6) and the second fixture (8).

5. The metallic structural component inspection device of claim 4, wherein the clamping assembly comprises: the detection table comprises a clamping seat (14), wherein the clamping seat (14) is transversely arranged on the detection table (1), pipe clamping grooves (1401) are formed in the upper parts of two ends of the clamping seat (14), and a compression spring (1402) is arranged in each pipe clamping groove (1401);

the lower end of the pipe clamping head (15) is assembled in the pipe clamping groove (1401) in a sliding mode, and the compression spring (1402) abuts against the outer side of the lower end of the pipe clamping head (15).

6. The flaw detection device for the metal structural part according to claim 5, wherein extrusion rods (601) are longitudinally arranged on both sides of the first fixing frame (6), an inner convex extrusion inclined surface is arranged on the inner side of the end part of each extrusion rod (601), an outer convex extrusion inclined surface is arranged on the outer side of the pipe clamp head (15), and the inner convex extrusion inclined surface is attached to the outer convex extrusion inclined surface.

7. The metal structural component flaw detection device of claim 1, wherein a screw hole is formed in the top of the mounting rack (2), a height-adjusting screw (16) is vertically screwed into the screw hole, a through hole is formed in one end of the adjusting rack (3) and is sleeved on the height-adjusting screw (16) through the through hole, a jacking spring (17) is sleeved on the height-adjusting screw (16), and the jacking spring (17) is located between the adjusting rack (3) and the mounting rack (2).

8. The metallic structural component flaw detection apparatus of claim 7, wherein the top of the mounting frame (2) is further provided with a guide hole, and the lower side of the adjusting frame (3) is vertically provided with a guide strip (301), and the guide strip (301) downwardly extends into the guide hole.

9. The metallic structural component flaw detection apparatus according to claim 1, wherein the adjustment bracket (3) is provided with a longitudinal slide groove (302), and the slider (4) is slidably fitted in the longitudinal slide groove (302).

10. The metallic structural component flaw detection apparatus according to claim 1, wherein scale marks (303) are provided on the adjustment frame (3).