Seamless steel tube defect detection device based on ultrasonic technology

Abstract

The utility model relates to the technical field of seamless steel tube defect detection, in particular to a seamless steel tube defect detection device based on an ultrasonic technology, which comprises a detection mechanism, an auxiliary feeding mechanism, an adjusting mechanism, a feeding mechanism, a limiting mechanism and a rotating mechanism, the adjusting mechanism is installed on the detection mechanism, the limiting mechanism is installed on the feeding mechanism, the rotating mechanism is installed on the limiting mechanism, seamless steel pipes with different diameters can be conveniently fed through the auxiliary feeding mechanism, and the adjusting mechanism assists the detection mechanism in detecting the seamless steel pipes with different diameters. The feeding mechanism adjusts the position of the limiting mechanism, the limiting mechanism assists the rotating mechanism in limiting and fixing the steel pipes with different diameters, and the rotating mechanism drives the seamless steel pipes to rotate.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of seamless steel pipe defect detection, in particular to a kind of seamless steel pipe defect detection device based on ultrasonic technology. BACKGROUND

[0002] Seamless steel pipe defect detection device based on ultrasonic technology is a nondestructive testing equipment for judging whether there is defect inside seamless steel pipe by receiving and analyzing reflected ultrasonic wave signal using the propagation characteristics of ultrasonic wave in metal, and ultrasonic probe can realize mutual conversion between electric energy and acoustic energy.When the directional ultrasonic beam encounters defect during propagation in seamless steel pipe, reflection wave is generated.Defect reflection wave is picked up by ultrasonic probe, and defect echo signal is obtained by flaw detector processing, and defect equivalent is given.

[0003] In the prior art of seamless steel pipe defect detection, for example, the prior art with application number CN202022319821.5 includes support plate, mounting frame, guide wheel, driving mechanism, servo motor, driving wheel, limiting ring, mounting ring, electromagnetic ultrasonic flaw detection head, driving motor, limiting rod and driving gear, one end of the seamless steel pipe is passed between the driving wheel and the guide wheel, and the center port of the mounting ring is passed, the servo motor is started, the servo motor drives the driving wheel to rotate to move the seamless steel pipe, the driving motor is started, and the driving motor drives the mounting ring to rotate through the driving gear.

[0004] However, the prior art is not convenient for detecting seamless steel pipes of different diameters and lengths, which reduces the practicability. UTILITY MODEL CONTENT

[0005] To solve the above technical problems, the utility model provides a kind of seamless steel pipe defect detection device based on ultrasonic technology, which is convenient for detecting seamless steel pipes of different diameters and lengths, and improves the practicability and detection quality.

[0006] The utility model discloses a seamless steel tube defect detection device based on ultrasonic technology, including detection mechanism, still including auxiliary feeding mechanism, adjusting mechanism, feeding mechanism, limiting mechanism and rotating mechanism, and the detection mechanism is installed on the auxiliary feeding mechanism, and the adjusting mechanism is installed on the detection mechanism, and the feeding mechanism is installed on the auxiliary feeding mechanism, and the limiting mechanism is installed on the feeding mechanism, and the rotating mechanism is installed on the limiting mechanism, and through the auxiliary feeding mechanism is convenient for the seamless steel pipe feeding of different diameter size, and the adjusting mechanism auxiliary detection mechanism detects the seamless steel pipe of different diameter size, and the position of limiting mechanism is adjusted to the feeding mechanism, and the limiting mechanism auxiliary rotating mechanism is fixed to the seamless steel pipe of different diameter, and the rotating mechanism drives the rotation of seamless steel pipe, and through the auxiliary feeding mechanism is convenient for the seamless steel pipe feeding of different diameter size, and it is convenient to the steel pipe detection of long length as a whole, improves practicality, and the adjusting mechanism auxiliary detection mechanism detects the seamless steel pipe of different diameter size, and the position of limiting mechanism is adjusted to the feeding mechanism, so as to the seamless steel pipe feeding of different diameter size, and the limiting mechanism auxiliary rotating mechanism is fixed to the seamless steel pipe of different diameter, and the rotating mechanism drives the rotation of seamless steel pipe, and further improves the quality of detection.

[0007] Preferably, the auxiliary feeding mechanism includes a bottom plate, two electric telescopic frames, two feeding lower rollers, two sliding frames, two feeding upper rollers and two springs, the two electric telescopic frames are installed on the bottom plate, the two feeding lower rollers are rotatably installed at the top ends of the two electric telescopic frames, mounting brackets are arranged on the outer walls of the two electric telescopic frames, the two sliding frames are slidably installed on the mounting brackets of the two electric telescopic frames, the two feeding upper rollers are rotatably installed on the two sliding frames, limit plates are arranged at the bottom ends of the two sliding frames, and the two springs connect the limit plates and the mounting brackets; the sliding frames are driven to slide up and down by the elasticity of the springs, so that the feeding upper rollers move up and down, and thus the feeding lower rollers and the feeding upper rollers can support and feed the seamless steel pipes of different diameters, and the height of the feeding lower rollers can be adjusted by the electric telescopic frames.

[0008] Preferably, the detection mechanism includes a detection seat and a detection head, the detection seat is installed on the bottom plate, the detection head is installed on the adjusting mechanism, and the adjusting mechanism is installed on the detection seat; the seamless steel pipe is detected by the detection head, and then analyzed by the detection seat.

[0009] Preferably, the adjusting mechanism includes an adjusting sleeve, an adjusting rod and a first lead screw, the adjusting sleeve is installed on the outer wall of the detection seat, the adjusting rod is slidably installed in the adjusting sleeve through a guide sliding block, and the first lead screw is rotatably installed in the adjusting sleeve and threadedly connected with the adjusting rod, and the detection head is installed on the adjusting rod; the adjusting rod slides in the adjusting sleeve by rotating the first lead screw due to the thread connection, so that the position of the detection head is adjusted, and thus the detection head can detect the seamless steel pipes of different diameters.

[0010] Preferably, the feeding mechanism comprises a second screw rod, a sliding feeding seat and a feeding motor, the bottom plate is provided with a sliding groove and a driving groove, the second screw rod is rotatably installed on the inner wall of the sliding groove, the feeding motor is installed on the inner wall of the driving groove, the output end of the feeding motor is connected with the second screw rod, the sliding feeding seat is slidably installed in the sliding groove, and the sliding feeding seat is threadedly matched with the second screw rod; the feeding motor is turned on to drive the second screw rod to rotate, the sliding feeding seat is driven to slide in the sliding groove of the bottom plate through the threaded connection, and the feeding of the seamless steel pipe is completed under the assistance of the limiting mechanism and the rotating mechanism.

[0011] Preferably, the limiting mechanism comprises a limiting frame, a plurality of guide rods, a plurality of shaft frames and a plurality of air cylinders, the limiting frame is installed on the sliding feeding seat, the guide rods are slidably installed on the limiting frame, the shaft frames are installed on the guide rods, the air cylinders are installed on the outer wall of the limiting frame, and the movable ends of the air cylinders are connected with the shaft frames; the air cylinders are turned on to push the shaft frames, the guide rods are guided, the rotating mechanism clamps and fixes the seamless steel pipes with different diameters.

[0012] Preferably, the rotating mechanism comprises a plurality of limiting rollers and a rotating motor, the limiting rollers are rotatably installed on the shaft frames, the rotating motor is installed on the shaft frame, and the output end of the rotating motor is connected with the limiting rollers; the air cylinders are turned on to push the shaft frames, the guide rods are guided, the limiting rollers clamp and fix the seamless steel pipes with different diameters, then the rotating motor is turned on to drive the limiting rollers to rotate, the seamless steel pipe is driven to rotate, the detection head detects different positions of the seamless steel pipe, and the detection quality is improved.

[0013] Compared with the prior art, the auxiliary feeding mechanism facilitates the feeding of the seamless steel pipes with different diameters, facilitates the detection of the steel pipes with a relatively long length as a whole, improves practicality, the adjusting mechanism assists the detection mechanism in detecting the seamless steel pipes with different diameters, the feeding mechanism adjusts the position of the limiting mechanism, so that the seamless steel pipe is fed, the limiting mechanism assists the rotating mechanism in limiting and fixing the steel pipes with different diameters, the rotating mechanism drives the seamless steel pipe to rotate, and the detection quality is improved. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is the first axonometric structural schematic view of the utility model;

[0015] Figure 2 is the second axonometric structural schematic view of the utility model;

[0016] Figure 3 is the third axonometric structural schematic view of the utility model;

[0017] Figure 4 is the side view cross-sectional axonometric structural schematic view of the utility model;

[0018] Figure 5 is a front view of the present application;

[0019] Marked in the drawing: 01, auxiliary feeding mechanism; 11, bottom plate; 12, electric telescopic frame; 13, feeding lower roller; 15, sliding frame; 16, feeding upper roller; 17, spring; 02, detection mechanism; 21, detection seat; 22, detection head; 03, adjusting mechanism; 31, adjusting sleeve; 32, adjusting rod; 33, first lead screw; 04, feeding mechanism; 41, second lead screw; 42, sliding feeding seat; 43, feeding motor; 05, limiting mechanism; 51, limiting frame; 53, guide rod; 54, shaft frame; 55, air cylinder; 06, rotating mechanism; 61, limiting roller; 62, rotating motor. DETAILED DESCRIPTION

[0020] In order to facilitate the understanding of the present application, the present application will be described more fully below with reference to the relevant drawings. The present application can be realized in many different forms, and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present application more thorough and comprehensive.

[0021] Embodiment 1

[0022] As Figures 1 to 5 shown, a seamless steel pipe defect detection device based on ultrasonic technology, including detection mechanism 02, also including auxiliary feeding mechanism 01, adjusting mechanism 03, feeding mechanism 04, limiting mechanism 05 and rotating mechanism 06, detection mechanism 02 is installed on auxiliary feeding mechanism 01, adjusting mechanism 03 is installed on detection mechanism 02, feeding mechanism 04 is installed on auxiliary feeding mechanism 01, limiting mechanism 05 is installed on feeding mechanism 04, rotating mechanism 06 is installed on limiting mechanism 05.

[0023] Through the auxiliary feeding mechanism 01, it is convenient to feed the seamless steel pipe of different diameter sizes, the adjusting mechanism 03 assists the detection mechanism 02 to detect the seamless steel pipe of different diameter sizes, the feeding mechanism 04 adjusts the position of the limiting mechanism 05, the limiting mechanism 05 assists the rotating mechanism 06 to limit and fix the steel pipe of different diameters, and the rotating mechanism 06 drives the seamless steel pipe to rotate.

[0024] The auxiliary feeding mechanism 01 comprises a bottom plate 11, two electric telescopic supports 12, two feeding lower rollers 13, two sliding supports 15, two feeding upper rollers 16 and two springs 17, the two electric telescopic supports 12 are installed on the bottom plate 11, the two feeding lower rollers 13 are rotatably installed on the top ends of the two electric telescopic supports 12, mounting supports are arranged on the outer walls of the two electric telescopic supports 12, the two sliding supports 15 are slidably installed on the mounting supports of the two electric telescopic supports 12, the two feeding upper rollers 16 are rotatably installed on the two sliding supports 15, limit plates are arranged at the bottom ends of the two sliding supports 15, and the two springs 17 are connected between the limit plates and the mounting supports.

[0025] The detection mechanism 02 comprises a detection seat 21 and a detection head 22, the detection seat 21 is installed on the bottom plate 11, and the detection head 22 is installed on the adjusting mechanism 03, and the adjusting mechanism 03 is installed on the detection seat 21.

[0026] The adjusting mechanism 03 comprises an adjusting sleeve 31, an adjusting rod 32 and a first lead screw 33, the adjusting sleeve 31 is installed on the outer wall of the detection seat 21, the adjusting rod 32 is slidably installed in the adjusting sleeve 31 through a guide sliding block, the first lead screw 33 is rotatably installed in the adjusting sleeve 31, the first lead screw 33 is in threaded connection with the adjusting rod 32, and the detection head 22 is installed on the adjusting rod 32.

[0027] The sliding supports 15 are driven to slide up and down by the elasticity of the springs 17, so that the feeding upper rollers 16 move up and down, so that the feeding lower rollers 13 and the feeding upper rollers 16 can support and feed seamless steel pipes with different diameters, the height of the feeding lower rollers 13 can be adjusted through the electric telescopic supports 12, the seamless steel pipes are detected through the detection head 22, then analyzed through the detection seat 21, the position of the detection head 22 is adjusted by rotating the first lead screw 33 and sliding the adjusting rod 32 in the adjusting sleeve 31 due to the threaded connection, so that the detection head 22 can detect seamless steel pipes with different diameters.

[0028] Embodiment 2

[0029] As shown in Figure 2 and Figure 5 , on the basis of the embodiment 1, the feeding mechanism 04 comprises a second lead screw 41, a sliding feeding seat 42 and a feeding motor 43, a sliding groove and a driving groove are arranged on the bottom plate 11, the second lead screw 41 is rotatably installed on the inner wall of the sliding groove, the feeding motor 43 is installed on the inner wall of the driving groove, the output end of the feeding motor 43 is connected with the second lead screw 41, the sliding feeding seat 42 is slidably installed in the sliding groove, and the sliding feeding seat 42 is in threaded connection with the second lead screw 41.

[0030] The limiting mechanism 05 includes a limiting frame 51, multiple guide rods 53, multiple shaft frames 54, and multiple cylinders 55. The limiting frame 51 is mounted on the sliding feed seat 42, the guide rods 53 are slidably mounted on the limiting frame 51, the shaft frames 54 are mounted on the guide rods 53, and the cylinders 55 are mounted on the outer wall of the limiting frame 51. The movable end of the cylinder 55 is connected to the shaft frame 54.

[0031] The rotating mechanism 06 includes multiple limiting rollers 61 and a rotating motor 62. The multiple limiting rollers 61 are rotatably mounted on multiple shaft frames 54, and the rotating motor 62 is mounted on the shaft frame 54. The output end of the rotating motor 62 is connected to the limiting rollers 61.

[0032] By turning on the feeding motor 43, the second lead screw 41 is driven to rotate, which in turn drives the sliding feeding seat 42 to slide in the groove of the base plate 11 through the threaded relationship. With the assistance of the limiting mechanism 05 and the rotating mechanism 06, the seamless steel pipe is fed. By turning on the cylinder 55, the shaft frame 54 is pushed, and guided by the guide rod 53, the limiting roller 61 clamps and fixes seamless steel pipes of different diameters. Then, by turning on the rotating motor 62, the limiting roller 61 is driven to rotate, which in turn drives the seamless steel pipe to rotate, so that the detection head 22 can detect different positions of the seamless steel pipe and improve the quality of detection.

[0033] like Figures 1 to 5 As shown, this utility model discloses a seamless steel pipe defect detection device based on ultrasonic technology. During operation, the sliding frame 15 slides up and down via the elasticity of the spring 17, which in turn causes the upper feeding roller 16 to move up and down. This allows the lower feeding roller 13 and the upper feeding roller 16 to support and feed seamless steel pipes of different diameters. The height of the lower feeding roller 13 can be adjusted via the electric telescopic frame 12. The seamless steel pipe is detected by the detection head 22, and then analyzed by the detection seat 21. By rotating the first lead screw 33, the adjusting rod 32 slides within the adjusting sleeve 31 due to the threaded relationship, thereby adjusting the position of the detection head 22. The detection head 22 can inspect seamless steel pipes of different diameters. By turning on the feeding motor 43, the second lead screw 41 is driven to rotate, which in turn drives the sliding feeding seat 42 to slide in the groove of the base plate 11 through the thread relationship. With the assistance of the limiting mechanism 05 and the rotating mechanism 06, the seamless steel pipe is fed. By turning on the cylinder 55, the shaft frame 54 is pushed. Guided by the guide rod 53, the limiting roller 61 clamps and fixes the seamless steel pipes of different diameters. Then, by turning on the rotating motor 62, the limiting roller 61 is driven to rotate, which in turn drives the seamless steel pipe to rotate. This makes it easier for the detection head 22 to inspect different positions of the seamless steel pipe and improves the quality of the inspection.

[0034] The electric telescopic frame 12, the detection head 22, the detection seat 21, the feeding motor 43, the air cylinder 55 and the rotating motor 62 are purchased on the market, and the technical personnel in the industry only needs to install and operate according to the attached instruction manual, and the technical personnel in the field does not need to pay the creative labor.

[0035] The main function realized by the utility model is that the seamless steel pipe of different diameters and lengths can be detected in the defect detection process of the seamless steel pipe, and the practicability and detection quality are improved.

[0036] The above is only the preferred embodiment of the utility model, and it should be pointed out that, for the ordinary technical personnel in the technical field, a number of improvements and modifications can be made without departing from the technical principle of the utility model, and these improvements and modifications should also be regarded as the protection range of the utility model.

Claims

1. An ultrasonic-based seamless steel tube defect detection device, comprising a detection mechanism (02); characterized in that, It also includes auxiliary feeding mechanism (01), adjusting mechanism (03), feeding mechanism (04), limiting mechanism (05) and rotating mechanism (06), detection mechanism (02) is installed on the auxiliary feeding mechanism (01), adjusting mechanism (03) is installed on the detection mechanism (02), feeding mechanism (04) is installed on the auxiliary feeding mechanism (01), limiting mechanism (05) is installed on the feeding mechanism (04), rotating mechanism (06) is installed on the limiting mechanism (05); The auxiliary feeding mechanism (01) facilitates the feeding of seamless steel pipes of different diameters, the adjusting mechanism (03) assists the detection mechanism (02) in detecting seamless steel pipes of different diameters, the feeding mechanism (04) adjusts the position of the limiting mechanism (05), the limiting mechanism (05) assists the rotating mechanism (06) in limiting and fixing steel pipes of different diameters, and the rotating mechanism (06) drives the rotation of the seamless steel pipe.

2. The apparatus for inspecting seamless steel pipe according to claim 1, wherein The auxiliary feeding mechanism (01) includes a bottom plate (11), two electric telescopic frames (12), two feeding lower rollers (13), two sliding frames (15), two feeding upper rollers (16) and two springs (17), the two electric telescopic frames (12) are installed on the bottom plate (11), the two feeding lower rollers (13) are rotatably installed at the top ends of the two electric telescopic frames (12), the outer walls of the two electric telescopic frames (12) are provided with mounting frames, the two sliding frames (15) are slidably installed on the mounting frames of the two electric telescopic frames (12), the two feeding upper rollers (16) are rotatably installed on the two sliding frames (15), the bottom ends of the two sliding frames (15) are provided with limiting plates, and the two springs (17) are connected between the limiting plates and the mounting frames.

3. The apparatus for inspecting seamless steel pipe according to claim 2, wherein The detection mechanism (02) includes a detection seat (21) and a detection head (22), the detection seat (21) is installed on the bottom plate (11), and the detection head (22) is installed on the adjusting mechanism (03).

4. The apparatus for inspecting seamless steel tubes for defects based on ultrasonic technology according to claim 3, wherein The adjusting mechanism (03) includes an adjusting sleeve (31), an adjusting rod (32) and a first lead screw (33), the adjusting sleeve (31) is installed on the outer wall of the detection seat (21), the adjusting rod (32) is slidably installed in the adjusting sleeve (31) through a guide sliding block, the first lead screw (33) is rotatably installed in the adjusting sleeve (31), the first lead screw (33) is in threaded connection with the adjusting rod (32), and the detection head (22) is installed on the adjusting rod (32).

5. The seamless steel tube defect detection apparatus based on ultrasonic technology according to claim 2, wherein The feeding mechanism (04) includes a second lead screw (41), a sliding feeding seat (42) and a feeding motor (43), the bottom plate (11) is provided with a sliding groove and a driving groove, the second lead screw (41) is rotatably installed on the inner wall of the sliding groove, the feeding motor (43) is installed on the inner wall of the driving groove, the output end of the feeding motor (43) is connected with the second lead screw (41), the sliding feeding seat (42) is slidably installed in the sliding groove, and the sliding feeding seat (42) is in threaded connection with the second lead screw (41).

6. The apparatus for inspecting seamless steel pipes for defects based on ultrasonic technology according to claim 5, wherein The limiting mechanism (05) comprises a limiting frame (51), a plurality of guide rods (53), a plurality of shaft frames (54) and a plurality of air cylinders (55), the limiting frame (51) is installed on the sliding feeding seat (42), the guide rod (53) is slidingly installed on the limiting frame (51), the shaft frame (54) is installed on the guide rod (53), and the air cylinder (55) is installed on the outer wall of the limiting frame (51), and the movable end of the air cylinder (55) is connected with the shaft frame (54).

7. The apparatus for inspecting seamless steel pipes based on ultrasonic technology according to claim 6, wherein The rotating mechanism (06) comprises a plurality of limiting rollers (61) and a rotating motor (62), the plurality of limiting rollers (61) are rotatably installed on the plurality of shaft frames (54), the rotating motor (62) is installed on the shaft frame (54), and the output end of the rotating motor (62) is connected with the limiting roller (61).

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