Ultrasonic detection equipment for thick-wall circumferential weld

Abstract

The utility model relates to the technical field of welding seam detection, in particular to thick-wall circumferential welding seam ultrasonic detection equipment which comprises a frame body, a rotating assembly is fixedly installed on one side of the upper end face of the frame body, a detection assembly is movably installed on the upper end face of the frame body, and a positioning assembly is fixedly installed on the other side of the upper end face of the frame body. The rotating assembly comprises a bottom frame and a mounting frame, the mounting frame is fixedly mounted on the inner side of the bottom frame, a clamping wheel is movably mounted in the mounting frame, and two transmission wheels are movably mounted on the mounting frame below the clamping wheel; the positioning assembly comprises a base and a sliding plate, the sliding plate is slidably mounted on the upper end face of the base through a guide rail, and a limiting sleeve is fixedly mounted on the upper end face of the sliding plate. The clamping device has the advantages of being convenient to clamp and operate thick-wall pipe workpieces and achieving rotation of the workpieces so as to comprehensively detect annular welding seams, and solves the problems that in the prior art, a device is inconvenient to clamp, and rotation detection of the workpieces is difficult to achieve.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of weld detection, specifically to a kind of for thick wall ring weld ultrasonic testing equipment. BACKGROUND

[0002] The purpose of thick wall ring weld ultrasonic testing is to evaluate the quality of welds, ensuring their structural integrity and safety. Through ultrasonic testing technology, defects in the welds such as cracks, pores, and incomplete fusion can be detected, preventing structural failure and ensuring the safety of equipment and personnel.

[0003] After extensive search, a kind of annular weld ultrasonic testing device is disclosed in CN218848045U, which includes a mounting base, a detection box fixedly connected to the upper end of the mounting base, two box doors rotatably connected to the outer end of the detection box, a lifting cylinder installed on the upper end of the detection box, a perforation drilled on the upper end of the detection box, a circular plate fixedly connected to the output end of the lifting cylinder through the perforation, a drive motor installed on the lower end of the circular plate, and an L-shaped rod fixedly connected to the output end of the drive motor.

[0004] In the prior art, when the device is in use, especially when it is used to detect thick-walled pipe workpieces, the pipe workpieces are thick-walled and heavy, which makes it difficult for the existing device to clamp them. After positioning the pipe workpieces, they need to be rotated for ultrasonic detection of the annular weld. Therefore, a device for thick wall ring weld ultrasonic testing is proposed to solve the above problems. UTILITY MODEL CONTENTS

[0005] The utility model aims to provide a kind of for thick wall ring weld ultrasonic testing equipment, with the advantages of being convenient for clamping and operating thick-walled pipe workpieces, and realizing workpiece rotation for comprehensive detection of annular welds, solving the problems of clamping inconvenience and difficulty in realizing workpiece rotation detection in the prior art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a kind of for thick wall ring weld ultrasonic testing equipment, including frame body, the upper end face one side of frame body is fixedly installed with rotating assembly, the upper end face of frame body is movably installed with detection assembly, the upper end face other side of frame body is fixedly installed with positioning assembly, the rotating assembly includes base frame and mounting bracket, the mounting bracket is fixedly installed in the inner side of base frame, clamping wheel is movably installed in the mounting bracket, two transmission wheels are movably installed on the mounting bracket below the clamping wheel.

[0007] The positioning assembly includes a base and a sliding plate, the sliding plate is slidably installed on the upper end face of the base through a guide rail, and a limiting sleeve is fixedly installed on the upper end face of the sliding plate.

[0008] Preferably, the frame body comprises a support frame, a cross beam is fixedly installed on the upper end face of the support frame, a reserved slot is formed on one side of the upper end face of the cross beam, and the base is fixedly installed in the reserved slot. The design provides a stable and convenient base fixing method, ensuring the stability and reliability of the positioning assembly. The design of the reserved slot makes the installation of the base more quick and convenient, and also facilitates the maintenance and adjustment in the later period.

[0009] Preferably, the detection assembly comprises a sliding frame, an adjusting cylinder is fixedly installed on the back face of the sliding frame, a connecting frame is fixedly installed on the top of the adjusting cylinder, the connecting frame adopts an L-shaped structure design, and an ultrasonic probe is fixedly installed on the connecting frame. The position of the ultrasonic probe can be adjusted flexibly in the design. The L-shaped structure design of the connecting frame not only provides stable support, but also can accurately adjust the position according to the detection needs, improving the flexibility and accuracy of detection. In addition, the use of the adjusting cylinder makes the adjustment process of the probe position more convenient and efficient.

[0010] Preferably, a driving motor is fixedly installed on the base, a driving sprocket is transmissionally installed at the front end of the driving motor and penetrates through the base, a driven sprocket is rotationally installed on one side of the base, and the driving sprocket and the driven sprocket are transmissionally installed through a chain. The design provides a simple and effective power transmission method. The stability and reliability of the chain transmission make the rotation of the pipe more stable, and the setting of the driving sprocket and the driven sprocket makes the power transmission more efficient, ensuring the stable operation of the rotating assembly.

[0011] Preferably, the front ends of the driving sprocket and the driven sprocket penetrate through the mounting frame and are fixedly connected with a transmission wheel respectively. The design reduces the energy loss in the transmission process, improves the working efficiency of the rotating assembly, and also simplifies the structure of the device, facilitating maintenance and repair.

[0012] Preferably, an adjusting screw is vertically installed in the mounting frame, a sliding block is threadedly installed on the adjusting screw, the sliding block is slidingly installed on the inner side of the mounting frame, and the clamping wheel is movably installed on the mounting frame through the sliding block. The design provides a flexible clamping wheel adjustment method, which can be quickly adjusted according to the size and position of the pipe, improving the adaptability of the device and the convenience of operation. At the same time, this adjustment method also makes the installation and disassembly of the clamping wheel more convenient.

[0013] Preferably, the front and rear ends of one side of the limiting sleeve near the detection assembly are movably provided with matched limiting frames and positioning frames respectively, and the pipe after girth welding is clamped and installed in the inner side of the limiting sleeve through the limiting frames and the positioning frames. In the design, the pipe after girth welding can be clamped and installed in the inner side of the limiting sleeve through the limiting frames and the positioning frames. The design has the advantages of providing a stable pipe clamping and holding mode and ensuring the stability and safety of the pipe during movement. At the same time, the limiting frames and the positioning frames only play a role during pipe conveying, so that the loading and unloading of the pipe are more flexible and convenient.

[0014] Compared with the prior art, the utility model has the advantages that:

[0015] In the utility model, the rotating assembly includes a chassis and a mounting frame, and a clamping wheel is movably installed in the mounting frame. This design allows the clamping wheel to move flexibly in the mounting frame, facilitating clamping of pipes of different diameters. The design of the clamping wheel allows the pipe to be clamped firmly while reducing damage to the pipe quality. Two transmission wheels are movably installed on the mounting frame below the clamping wheel. This layout allows the pipe to be clamped while being driven to rotate by the transmission wheels, facilitating omnidirectional ultrasonic detection. The transmission wheels allow the pipe to rotate in the clamped state, which is necessary for detecting girth welds because the welds are annular and need to be detected from different angles to ensure the quality of the welds. Through the rotation of the transmission wheels, continuous rotation of the pipe can be achieved, so that the ultrasonic probe can cover the entire weld area, improving the comprehensiveness and accuracy of the detection. In summary, the design of the ultrasonic detection equipment provides an effective method for clamping and operating thick-walled pipes through its unique rotating assembly and positioning assembly, while achieving rotation of the workpiece to facilitate comprehensive ultrasonic detection, thereby improving the efficiency and accuracy of the detection. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 It is a front view structural schematic diagram of the utility model;

[0017] Figure 2 It is a rotating assembly structural schematic diagram of the utility model;

[0018] Figure 3 It is a frame body structural schematic diagram of the utility model;

[0019] Figure 4 It is a positioning assembly structural schematic diagram of the utility model.

[0020] In the figure: 1, frame body; 11, support frame; 12, crossbeam; 121, reserved groove; 2, rotating assembly; 21, base frame; 22, driving motor; 221, driving sprocket; 222, driven sprocket; 23, mounting frame; 24, adjusting screw; 25, sliding block; 26, clamping wheel; 27, transmission wheel; 3, detection assembly; 31, sliding frame; 32, adjusting cylinder; 33, connecting frame; 34, ultrasonic probe; 4, positioning assembly; 41, base; 42, guide rail; 43, sliding plate; 44, limiting sleeve; 441, limiting frame; 442, positioning frame. DETAILED DESCRIPTION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0022] Embodiment one

[0023] As shown in Figure 1 , Figure 2 , Figure 3 and Figure 4 , the present application provides an embodiment: an ultrasonic detection equipment for thick-wall ring weld, comprising a frame body 1, a rotating assembly 2 is fixedly installed on one side of the upper end surface of the frame body 1, a detection assembly 3 is movably installed on the upper end surface of the frame body 1, and a positioning assembly 4 is fixedly installed on the other side of the upper end surface of the frame body 1, the rotating assembly 2 comprises a base frame 21 and a mounting frame 23, the mounting frame 23 is fixedly installed on the inner side of the base frame 21, a clamping wheel 26 is movably installed in the mounting frame 23, and two transmission wheels 27 are movably installed on the mounting frame 23 below the clamping wheel 26.

[0024] The positioning assembly 4 comprises a base 41 and a sliding plate 43, the sliding plate 43 is slidably installed on the upper end surface of the base 41 through a guide rail 42, and a limiting sleeve 44 is fixedly installed on the upper end surface of the sliding plate 43.

[0025] Specifically, the rotating assembly 2 includes a chassis 21 and a mounting bracket 23, and a clamping wheel 26 is movably mounted in the mounting bracket 23. This design allows the clamping wheel 26 to move flexibly in the mounting bracket 23, facilitating the clamping of pipes of different diameters. The design of the clamping wheel 26 allows the pipe to be clamped securely while minimizing damage to the pipe quality. Two transmission wheels 27 are movably mounted on the mounting bracket 23 below the clamping wheel 26. This layout allows the pipe to be rotated by the transmission wheels 27 while being clamped, facilitating omnidirectional ultrasonic detection. The transmission wheels 27 allow the pipe to rotate while being clamped, which is necessary for detecting girth welds because the welds are annular and need to be detected from different angles to ensure the quality of the welds. Through the rotation of the transmission wheels 27, continuous rotation of the pipe can be achieved, so that the ultrasonic probe 34 can cover the entire weld area, improving the comprehensiveness and accuracy of the detection. In summary, the design of this ultrasonic detection device provides an effective method for clamping and operating thick-walled pipes through its unique rotating assembly 2 and positioning assembly 4, while achieving the rotation of the workpiece to facilitate comprehensive ultrasonic detection, thereby improving the efficiency and accuracy of the detection.

[0026] Embodiment Two

[0027] To facilitate the adjustment of the detection assembly according to the size of the pipe, as shown in Figure 1 and Figure 3 , in this embodiment, the frame body 1 includes a support frame 11, and a cross beam 12 is fixedly installed on the upper end face of the support frame 11. A reserved slot 121 is formed on one side of the upper end face of the cross beam 12, and a base 41 is fixedly installed in the reserved slot 121. The design provides a stable and convenient base 41 fixing method, ensuring the stability and reliability of the positioning assembly 4. The design of the reserved slot 121 makes the installation of the base 41 more quick and convenient, and also facilitates the later maintenance and adjustment.

[0028] Further, the detection assembly 3 includes a sliding frame 31, and an adjusting cylinder 32 is fixedly installed on the back of the sliding frame 31. A connecting bracket 33 is fixedly installed on the top of the adjusting cylinder 32, and the connecting bracket 33 adopts an L-shaped structure design. An ultrasonic probe 34 is fixedly installed on the connecting bracket 33. The position of the ultrasonic probe 34 can be adjusted flexibly in the design. The L-shaped structure design of the connecting bracket 33 not only provides stable support, but also allows precise adjustment of the position according to the detection needs, improving the flexibility and accuracy of the detection. In addition, the use of the adjusting cylinder 32 makes the adjustment process of the probe position more convenient and efficient.

[0029] Embodiment Three

[0030] To facilitate the clamping of one end of the pipe of different sizes and the rotation thereof, as shown in Figure 2 and Figure 4As shown, in this embodiment, the chassis 21 is fixedly installed with a drive motor 22, the front end of the drive motor 22 penetrates through the chassis 21 and is drivingly installed with a driving sprocket 221, the chassis 21 on one side of the driving sprocket 221 is rotatably installed with a driven sprocket 222, and the driving sprocket 221 and the driven sprocket 222 are drivingly installed through a chain. A simple and effective power transmission mode is provided in the design. The stability and reliability of the chain transmission make the rotation of the pipe more stable, and the arrangement of the driving sprocket 221 and the driven sprocket 222 makes the power transmission more efficient, ensuring the stable operation of the rotating assembly 2.

[0031] Further, the front ends of the driving sprocket 221 and the driven sprocket 222 penetrate through the mounting bracket 23 and are fixedly connected with a transmission wheel 27 respectively. The design reduces energy loss in the transmission process, improves the working efficiency of the rotating assembly 2, and also simplifies the structure of the device, facilitating maintenance and repair.

[0032] Further, an adjusting screw 24 is vertically installed in the mounting bracket 23, a sliding block 25 is threadedly installed on the adjusting screw 24, the sliding block 25 is slidingly installed on the inner side of the mounting bracket 23, and the clamping wheel 26 is movably installed on the mounting bracket 23 through the sliding block 25. A flexible clamping wheel 26 adjusting mode is provided in the design, which can be quickly adjusted according to the size and position of the pipe, improving the adaptability and operation convenience of the device. At the same time, this adjusting mode also makes the installation and disassembly of the clamping wheel 26 more convenient.

[0033] Further, the front and rear ends of the limiting sleeve 44 close to the detection assembly 3 are movably installed with matching limiting frames 441 and positioning frames 442 respectively, and the pipe after ring welding is clamped and installed on the inner side of the limiting sleeve 44 through the limiting frames 441 and the positioning frames 442. In the design, the inner side of the limiting sleeve 44 can clamp and install the pipe after ring welding through the limiting frames 441 and the positioning frames 442. The advantage of this design is that it provides a stable pipe positioning and clamping mode, ensuring the stability and safety of the pipe during movement. At the same time, the limiting frames 441 and the positioning frames 442 only play a role when the pipe is transported, making the loading and unloading of the pipe more flexible and convenient.

[0034] The utility model uses, inserts the thick walled tubular product one end of waiting for detecting into the position assembly 4 in the limit bush 44, ensures that the outer diameter size of tubular product matches with the inner diameter size of limit bush 44, and cooperates limit support 441 and position support 442 to realize accurate positioning. The other end of tubular product is placed between the clamping wheel 26 and transmission wheel 27 in the rotating assembly 2, to drive tubular product rotation through the rotation of transmission wheel 27, realizes the comprehensive detection to the circumferential weld. Before tubular product needs to carry out rotation detection, need to loosen limit support 441 and position support 442, these two components only play the role of clamping positioning when tubular product is transported to rotating assembly 2, to ensure the stability of tubular product in the conveying process. Once tubular product is placed and positioned correctly, start the drive motor 22 on the underframe 21, the driving sprocket 221 of drive motor 22 front end will be connected through the chain and driven sprocket 222, to drive transmission wheel 27 rotation. The rotation of transmission wheel 27 will cooperate clamping wheel 26 and make tubular product rotate, to facilitate the ultrasonic probe 34 to the circumferential weld all -round detection. In the whole detection process, the ultrasonic probe 34 in detection assembly 3 can be adjusted through the position of adjusting cylinder 32 and sliding frame 31, to adapt to the weld detection requirement of different positions, ensure that the ultrasonic probe 34 can accurately aim at the weld. After detection, close drive motor 22, take out tubular product from limit bush 44, complete the whole detection process.

[0035] It is obvious to those skilled in the art that the utility model is not limited to the details of the above exemplary embodiments, and the utility model can be realized in other specific forms without departing from the spirit or basic features of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims involved.

Claims

1. A thick-walled girth weld ultrasonic testing device, comprising a frame (1), a rotating assembly (2) fixedly installed on one side of the upper end surface of the frame (1), a detection assembly (3) movably installed on the upper end surface of the frame (1), and a positioning assembly (4) fixedly installed on the other side of the upper end surface of the frame (1), characterized in that: the rotating assembly (2) comprises a chassis (21) and a mounting bracket (23), the mounting bracket (23) is fixedly installed on the inner side of the chassis (21), a clamping wheel (26) is movably installed in the mounting bracket (23), and two transmission wheels (27) are movably installed on the mounting bracket (23) below the clamping wheel (26); the positioning assembly (4) comprises a base (41) and a sliding plate (43), the sliding plate (43) is slidably installed on the upper end surface of the base (41) through a guide rail (42), and a limiting sleeve (44) is fixedly installed on the upper end surface of the sliding plate (43).

2. A device for ultrasonic testing of thick wall girth welds according to claim 1, characterized in that, the frame (1) comprises a support bracket (11), a cross beam (12) is fixedly installed on the upper end surface of the support bracket (11), a reserved slot (121) is formed on one side of the upper end surface of the cross beam (12), and the base (41) is fixedly installed in the reserved slot (121).

3. The apparatus for ultrasonic testing of thick wall girth welds of claim 1, wherein, the detection assembly (3) comprises a sliding bracket (31), an adjusting cylinder (32) is fixedly installed on the back of the sliding bracket (31), a connecting bracket (33) is fixedly installed on the top of the adjusting cylinder (32), the connecting bracket (33) is designed in an L-shaped structure, and an ultrasonic probe (34) is fixedly installed on the connecting bracket (33).

4. The apparatus for ultrasonic testing of thick wall girth welds of claim 1, wherein, a drive motor (22) is fixedly installed on the chassis (21), the drive motor (22) penetrates through the chassis (21) and is transmissionally installed with a driving sprocket (221) at the front end, a driven sprocket (222) is rotationally installed on the chassis (21) on one side of the driving sprocket (221), and the driving sprocket (221) and the driven sprocket (222) are transmissionally installed through a chain.

5. An apparatus for ultrasonic testing of thick wall girth welds according to claim 4, wherein, the front ends of the driving sprocket (221) and the driven sprocket (222) penetrate through the mounting bracket (23) and are respectively fixedly connected with one transmission wheel (27).

6. The apparatus for ultrasonic testing of thick wall girth welds of claim 1, wherein, an adjusting screw (24) is vertically installed in the mounting bracket (23), a sliding block (25) is threadedly installed on the adjusting screw (24), the sliding block (25) is slidably installed on the inner side of the mounting bracket (23), and the clamping wheel (26) is movably installed on the mounting bracket (23) through the sliding block (25).

7. The apparatus for ultrasonic testing of thick wall girth welds of claim 1, wherein, limiting sleeves (44) are movably installed with matching limiting frames (441) and positioning frames (442) at the front and rear ends of one side of the detection assembly (3), and a girth-welded pipe is clamped and installed in the limiting sleeve (44) through the limiting frame (441) and the positioning frame (442).

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