Ultrasonic detection device for seamless steel tube

Abstract

The utility model relates to the technical field of ultrasonic detection for seamless steel pipes, and discloses an ultrasonic detection device for seamless steel pipes, the ultrasonic detection device comprises a detection table and an ultrasonic detection host, the top of the detection table is provided with an adjusting mechanism, the adjusting mechanism comprises a mounting box, and the mounting box is fixedly mounted at the top of the detection table; and a lead screw is rotationally mounted between the inner top wall and the inner bottom wall of the mounting box, and the outer surface of the lead screw is in threaded connection with a mounting base. According to the ultrasonic detection device for the seamless steel pipe, the adjusting mechanism is arranged, a motor is used as a driving source, and a worm is controlled to rotate through mechanical transmission, so that the worm drives a worm gear to rotate and controls a lead screw to rotate, and a mounting seat in threaded connection with the outer surface of the lead screw moves; therefore, the moving mounting seat drives a braiding wheel in the braiding assembly to move downwards, the distance between the braiding wheel and a conveying roller is adjusted instead of being manually adjusted, and the labor intensity of workers for detecting seamless steel pipes is reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of ultrasonic detection, in particular to an ultrasonic detection device for seamless steel pipes. Background Art

[0002] Ultrasonic testing is also called ultrasonic flaw detection of seamless steel pipes. Its principle is that there are defects such as pores, cracks, and delamination in the metal. When the ultrasonic wave propagates to the interface between the metal and the defect, it will be fully or partially reflected. The reflected ultrasonic wave is received by the probe, and through the internal processing of the instrument, the waveform is displayed on the screen of the instrument. The depth, position and shape of the defect in the part can be judged according to the characteristics of the waveform.

[0003] The Chinese utility model announcement number is CN217060073U, which discloses an ultrasonic detection device for seamless steel pipes, which realizes the flaw detection sequence of first eddy current detection host and then ultrasonic detection host, so that the demagnetization device can automatically separate a large amount of oxide scale on the outer surface of the steel pipe from the steel pipe, and can prevent a large amount of oxide scale from entering the inside of the ultrasonic detection host, further reducing the false detection phenomenon during the ultrasonic flaw detection process. In actual use, it is necessary to manually adjust the distance between the measuring wheel and the conveying roller according to the diameter of the seamless steel pipe, so that the distance between the measuring wheel and the conveying roller is adapted to the diameter of the seamless steel pipe to be detected, thereby increasing the workload of the staff, and therefore an ultrasonic detection device for seamless steel pipes is proposed to solve the above problems. Utility Model Content

[0004] In view of the deficiencies in the prior art, the utility model provides an ultrasonic detection device for seamless steel pipes, which has the advantage of automatically adjusting the distance between the measuring wheel and the conveying roller, thereby solving the problem of manually adjusting the distance between the measuring wheel and the conveying roller according to the diameter of the seamless steel pipe in actual use, so that the distance between the measuring wheel and the conveying roller is adapted to the diameter of the seamless steel pipe being detected, thereby increasing the workload of the staff.

[0005] In summary, the utility model provides the following technical solutions: an ultrasonic testing device for seamless steel pipes, comprising a testing platform and an ultrasonic testing host, wherein an adjustment mechanism is provided on the top of the testing platform;

[0006] The adjusting mechanism includes a mounting box, which is fixedly mounted on the top of the testing platform, a screw rod is rotatably mounted between the inner top wall and the inner bottom wall of the mounting box, a mounting seat is threadedly connected to the outer surface of the screw rod, a limiting component for limiting the upward and downward movement of the mounting seat is arranged on the front side of the mounting seat, a measuring component for limiting the movement of seamless steel pipes is arranged on the left side of the mounting seat, a worm gear is fixedly mounted on the outer surface of the screw rod, and a driving structure is arranged inside the mounting box.

[0007] The driving structure includes a worm, which is rotatably installed on the left side wall of the inner cavity of the installation box and one end of the worm penetrates and extends to the outside of the installation box. The worm is meshed with the outer surface of the worm wheel, and the outer surface of the worm is provided with a supporting component for supporting the rotation of the worm. A motor is fixedly installed on the right side of the installation box, and the output shaft of the motor is fixedly connected to a rotating shaft through a coupling, and the outer surface of the rotating shaft is provided with a transmission component for driving the worm to rotate.

[0008] The ultrasonic testing host is fixedly installed on the top of the testing platform, and a plurality of groups of conveying rollers are rotatably installed on the top of the testing platform.

[0009] The utility model adopts the above-mentioned technical scheme, realizes the use of a motor as a driving source and controls the rotation of the worm through mechanical transmission, so that the worm drives the worm wheel to rotate and controls the rotation of the lead screw, so that the mounting seat threadedly connected to the outer surface of the lead screw moves, and then the movable mounting seat drives the measuring wheel in the measuring assembly to move downward, thereby replacing manual adjustment of the distance between the measuring wheel and the conveying roller, thereby reducing the labor intensity of staff in detecting seamless steel pipes.

[0010] Furthermore, the editing and measuring component includes a main shaft and an editing and measuring wheel, the editing and measuring wheel is rotatably mounted on the outer surface of the main shaft, one end of the main shaft penetrates and extends into the interior of the installation box, and one end of the main shaft is fixedly connected to the left side of the mounting seat.

[0011] The beneficial effect of adopting the above further solution is that the easily movable mounting seat drives the measuring wheel to move synchronously.

[0012] Furthermore, the installation box includes an installation bin and a through slot, the through slot is opened on the left side of the installation bin, the inner wall of the through slot is slidably connected to the outer surface of the main shaft, and the installation bin is fixedly installed on the top of the detection table.

[0013] The beneficial effect of adopting the above further solution is that it is convenient for the main shaft to move up and down inside the through slot.

[0014] Furthermore, the limiting assembly includes a limiting strip and a limiting groove, the limiting groove is opened on the front side of the mounting seat, the limiting strip is fixedly installed on the front side wall of the inner cavity of the mounting box, and the outer surface of the limiting strip is slidably connected to the inner wall of the limiting groove.

[0015] The beneficial effect of adopting the above further solution is that the mounting seat is restricted to move upward only on the outer surface of the limiting strip.

[0016] Furthermore, the support assembly includes a mounting groove and a bearing, the mounting groove is opened on the right side of the mounting box, the bearing is fixedly installed inside the mounting groove, and the bearing is fixedly installed on the outer surface of the worm.

[0017] The beneficial effect of adopting the above further solution is that it facilitates the rotation of the supporting worm.

[0018] Furthermore, the transmission assembly includes a bevel gear and a transmission gear, the bevel gear is fixedly mounted on the outer surface of the rotating shaft, the transmission gear is fixedly mounted on the outer surface of the worm, and the outer surfaces of the bevel gear and the transmission gear are meshed.

[0019] The beneficial effect of adopting the above further solution is that the rotating shaft that is easy to rotate drives the worm to rotate by meshing the bevel gear and the transmission gear.

[0020] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0021] The ultrasonic detection device for seamless steel pipes is provided with an adjustment mechanism, which realizes the use of a motor as a driving source and controls the rotation of a worm through mechanical transmission, so that the worm drives the worm wheel to rotate and controls the rotation of the lead screw, so that the mounting seat threadedly connected to the outer surface of the lead screw moves, and then the movable mounting seat drives the measuring wheel in the measuring assembly to move downward, thereby replacing manual adjustment of the distance between the measuring wheel and the conveying roller, thereby reducing the labor intensity of workers in detecting seamless steel pipes, and enhancing the practicality of the ultrasonic detection device for seamless steel pipes. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Figure 1 It is a schematic diagram of the structure of the utility model;

[0023] Figure 2 For this utility model Figure 1 A schematic diagram of the enlarged structure of the middle part A;

[0024] Figure 3 It is a front view of the structural test assembly and the installation box of the utility model.

[0025] Description of reference numerals:

[0026] 1. Testing table; 2. Ultrasonic testing host; 3. Adjusting mechanism; 301. Mounting box; 302. Screw; 303. Mounting seat; 304. Limiting assembly; 305. Editing and testing assembly; 306. Worm gear; 307. Driving structure; 3071. Worm; 3072. Support assembly; 3073. Motor; 3074. Rotating shaft; 3075. Transmission assembly; 4. Conveying roller. DETAILED DESCRIPTION

[0027] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0028] See also Figure 1-3 An ultrasonic detection device for seamless steel pipes in this embodiment includes a detection platform 1 and an ultrasonic detection host 2. The ultrasonic detection host 2 is fixedly installed on the top of the detection platform 1. Multiple sets of conveying rollers 4 are rotatably installed on the top of the detection platform 1. An adjustment mechanism 3 is provided on the top of the detection platform 1.

[0029] See also Figure 1-3 The adjusting mechanism 3 includes a mounting box 301, which is fixedly mounted on the top of the detection platform 1. A screw rod 302 is rotatably mounted between the inner top wall and the inner bottom wall of the mounting box 301. The outer surface of the screw rod 302 is threadedly connected with a mounting seat 303. The front of the mounting seat 303 is provided with a limiting component 304 for limiting the upward and downward movement of the mounting seat 303. The limiting component 304 includes a limiting strip and a limiting groove. The limiting groove is provided on the front of the mounting seat 303. The limiting strip is fixedly mounted on the front side wall of the inner cavity of the mounting box 301. The outer surface of the limiting strip is slidably connected to the inner wall of the limiting groove. Then, the mounting seat 303 is restricted to move up and down only on the outer surface of the limit strip. A measuring component 305 for limiting the seamless steel pipe is arranged on the left side of the mounting seat 303. The measuring component 305 includes a main shaft and a measuring wheel. The measuring wheel is rotatably mounted on the outer surface of the main shaft. One end of the main shaft passes through and extends to the interior of the mounting box 301. One end of the main shaft is fixedly connected to the left side of the mounting seat 303, so that the movable mounting seat 303 drives the measuring wheel to move synchronously. A worm gear 306 is fixedly mounted on the outer surface of the screw rod 302, and a driving structure 307 is arranged inside the mounting box 301.

[0030] Among them, the installation box 301 includes an installation bin and a through slot. The through slot is opened on the left side of the installation bin. The inner wall of the through slot is slidably connected to the outer surface of the main shaft. The installation bin is fixedly installed on the top of the detection platform 1 to facilitate the main shaft to move up and down inside the through slot.

[0031] By adopting the above technical scheme, the rotation of the worm gear 306 is controlled, so that the rotating worm gear 306 drives the screw rod 302 to rotate synchronously, so that the mounting seat 303 threadedly connected to the outer surface of the screw rod 302 moves downward on the outer surface of the limit bar, and the moving mounting seat 303 drives the measuring wheel in the measuring assembly 305 to move downward, thereby replacing the manual adjustment of the distance between the measuring wheel and the conveying roller 4, and facilitating the detection of seamless steel pipes of different diameters.

[0032] See also Figure 1-3 The driving structure 307 includes a worm 3071, which is rotatably mounted on the left side wall of the inner cavity of the installation box 301 and one end of which penetrates and extends to the outside of the installation box 301. The worm 3071 is meshed with the outer surface of the worm wheel 306. The outer surface of the worm 3071 is provided with a support component 3072 for supporting the rotation of the worm 3071. The support component 3072 includes a mounting groove and a bearing. The mounting groove is opened on the right side of the installation box 301, and the bearing is fixedly mounted inside the mounting groove. The bearing is fixedly mounted on the outer surface of the worm 3071 to facilitate the rotation of the worm 3071. The installation box 301 A motor 3073 is fixedly installed on the right side, and the output shaft of the motor 3073 is fixedly connected to the rotating shaft 3074 through a coupling. The outer surface of the rotating shaft 3074 is provided with a transmission assembly 3075 for driving the worm 3071 to rotate. The transmission assembly 3075 includes a bevel gear and a transmission gear. The bevel gear is fixedly installed on the outer surface of the rotating shaft 3074, and the transmission gear is fixedly installed on the outer surface of the worm 3071. The outer surfaces of the bevel gear and the transmission gear are meshed with each other, so that the rotating rotating shaft 3074 utilizes the meshing of the bevel gear in the transmission assembly 3075 and the transmission gear to drive the worm 3071 to rotate.

[0033] By adopting the above technical solution, the motor 3073 is started and the shaft 3074 is driven to rotate, so that the rotating shaft 3074 drives the worm 3071 to rotate by meshing with the bevel gear and the transmission gear in the transmission assembly 3075, and then the rotating worm 3071 drives the worm wheel 306 to rotate.

[0034] The working principle of the above embodiment is:

[0035] When the ultrasonic detection device for seamless steel pipe is in use, the motor 3073 is started and the rotating shaft 3074 is driven to rotate, so that the rotating rotating shaft 3074 drives the worm 3071 to rotate by meshing with the bevel gear and the transmission gear in the transmission assembly 3075, and then the rotating worm 3071 drives the worm wheel 306 to rotate, and the rotating worm wheel 306 drives the screw rod 302 to rotate synchronously, so that the mounting seat 303 threadedly connected to the outer surface of the screw rod 302 moves downward on the outer surface of the limit bar, and the movable mounting seat 303 drives the measuring wheel in the measuring assembly 305 to move downward, thereby replacing the manual adjustment of the distance between the measuring wheel and the conveying roller 4, and facilitating the detection of seamless steel pipes of different diameters.

Claims

1. An ultrasonic testing device for seamless steel pipes, comprising a testing platform (1) and an ultrasonic testing host (2), characterized in that: An adjustment mechanism (3) is provided on the top of the detection platform (1); The adjustment mechanism (3) comprises a mounting box (301), the mounting box (301) being fixedly mounted on the top of the detection platform (1), a screw rod (302) being rotatably mounted between the inner top wall and the inner bottom wall of the mounting box (301), a mounting seat (303) being threadedly connected to the outer surface of the screw rod (302), a limiting component (304) for limiting the upward and downward movement of the mounting seat (303) being arranged on the front side of the mounting seat (303), a threading component (305) for limiting the movement of the seamless steel pipe being arranged on the left side of the mounting seat (303), a worm gear (306) being fixedly mounted on the outer surface of the screw rod (302), and a driving structure (307) being arranged inside the mounting box (301).

2. The ultrasonic detection device for seamless steel pipe according to claim 1, characterized in that: The driving structure (307) comprises a worm (3071), the worm (3071) being rotatably mounted on the left side wall of the inner cavity of the installation box (301) and having one end penetrating and extending to the outside of the installation box (301), the worm (3071) being meshed with the outer surface of the worm wheel (306), the outer surface of the worm (3071) being provided with a supporting assembly (3072) for supporting the rotation of the worm (3071), a motor (3073) being fixedly mounted on the right side of the installation box (301), the output shaft of the motor (3073) being fixedly connected to a rotating shaft (3074) via a coupling, and the outer surface of the rotating shaft (3074) being provided with a transmission assembly (3075) for driving the worm (3071) to rotate.

3. The ultrasonic detection device for seamless steel pipe according to claim 1, characterized in that: The ultrasonic detection host (2) is fixedly mounted on the top of the detection platform (1), and a plurality of groups of conveying rollers (4) are rotatably mounted on the top of the detection platform (1).

4. The ultrasonic detection device for seamless steel pipe according to claim 1, characterized in that: The editing and measuring component (305) comprises a main shaft and an editing and measuring wheel, wherein the editing and measuring wheel is rotatably mounted on the outer surface of the main shaft, one end of the main shaft penetrates and extends into the interior of the installation box (301), and one end of the main shaft is fixedly connected to the left side of the installation seat (303).

5. The ultrasonic testing device for seamless steel pipe according to claim 4, characterized in that: The installation box (301) comprises an installation bin and a through slot, wherein the through slot is provided on the left side of the installation bin, the inner wall of the through slot is slidably connected to the outer surface of the main shaft, and the installation bin is fixedly mounted on the top of the detection platform (1).

6. The ultrasonic detection device for seamless steel pipe according to claim 1, characterized in that: The limiting assembly (304) comprises a limiting strip and a limiting groove, wherein the limiting groove is provided on the front side of the mounting seat (303), the limiting strip is fixedly mounted on the front side wall of the inner cavity of the mounting box (301), and the outer surface of the limiting strip is slidably connected to the inner wall of the limiting groove.

7. The ultrasonic detection device for seamless steel pipe according to claim 2, characterized in that: The support assembly (3072) comprises a mounting groove and a bearing, wherein the mounting groove is opened on the right side of the mounting box (301), the bearing is fixedly mounted inside the mounting groove, and the bearing is fixedly mounted on the outer surface of the worm (3071).

8. The ultrasonic testing device for seamless steel pipe according to claim 2, characterized in that: The transmission assembly (3075) comprises a bevel gear and a transmission gear, wherein the bevel gear is fixedly mounted on the outer surface of the rotating shaft (3074), and the transmission gear is fixedly mounted on the outer surface of the worm (3071), and the outer surfaces of the bevel gear and the transmission gear are meshed.

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