Seamless steel tube concave surface detection device

Abstract

The utility model relates to the field of steel pipe processing, in particular to a seamless steel pipe concave surface detection device. The technical problems are as follows: detection is carried out by collecting images of the surface of the seamless steel tube, and during detection, an external light source greatly influences a detection result, so that a lightless workshop is used as a detection site, and the detection cost is relatively high; according to the technical scheme, the seamless steel tube concave surface detection device comprises a sealing assembly, an imaging assembly and a detection assembly; compared with the prior art that the detection cost is high due to the fact that an external light source greatly affects the detection result when the seamless steel tube is detected by collecting images of the surface of the seamless steel tube, and a lightless workshop is used as a detection site, the detection device has the advantages that the sealing structure is arranged; and the flexible material is used as the sealing material at the joint of the steel pipe and the sealing structure, so that the effect of completely isolating an external light source can be achieved while the steel pipes with different diameters are detected, the detection result is accurate, and the cost is low.

Description

Technical Field

[0001] The utility model relates to the field of steel pipe processing, in particular to a concave surface detection device for seamless steel pipes. Background Art

[0002] The concave surface detection device for seamless steel pipes is a device used to detect the surface flatness of seamless steel pipes. The device uses advanced optical technology to determine the quality of steel pipes by detecting the concave conditions on the steel pipe surface. It can quickly and accurately detect the concave conditions of steel pipes and give corresponding evaluation results. The working principle of the device is to use a laser beam to irradiate the surface of the steel pipe, and then receive and record the signal after the beam is reflected by a photoelectric sensor. In the process of receiving the signal, the device will analyze and calculate the intensity and reflection angle of the light to determine the position and size of the concave on the surface of the steel pipe. At the same time, it can also determine whether the steel pipe meets the specified standards through comparative analysis and image processing. The advantage of the concave surface detection device for seamless steel pipes is that it can quickly and efficiently perform inspections. It can measure and reliably evaluate the results; it not only has high precision and high sensitivity, but also can adapt to steel pipes of different sizes and shapes; in addition, the equipment also has the functions of automatic control and data processing, which greatly improves work efficiency and accuracy; by using the concave surface detection device of seamless steel pipe, it can effectively improve the quality control in the steel pipe manufacturing process and reduce the production of defective products; it has important application value in seamless steel pipe production enterprises and plays an important role in ensuring product quality and enhancing corporate competitiveness; when detecting the concave surface of the seamless steel pipe, the image of the surface of the seamless steel pipe is collected for detection. During the detection, the external light source has a greater impact on the detection result, so a lightless workshop is used as the detection site, resulting in a higher detection cost. Utility Model Content

[0003] In order to overcome the problem that when inspecting the concave surface of the seamless steel pipe, the image of the seamless steel pipe surface is collected for inspection. During the inspection, the external light source has a greater impact on the inspection result. Therefore, a lightless workshop is used as the inspection site, resulting in a high inspection cost.

[0004] The technical solution of the utility model is: a concave surface detection device for a seamless steel pipe, comprising a working platform, supporting legs, a moving component, a rotating component, a sealing component, an imaging component, a detection component and a marking component, the supporting legs are arranged in multiple groups, the supporting legs are arranged on the bottom surface of the working platform, the moving component is arranged in two groups, the moving component is arranged on the top surface of the working platform, the rotating component is arranged between the two groups of moving components, the sealing component is arranged on one side of the rotating component, the imaging component is arranged inside the sealing component, the detection component is arranged inside the sealing component, and the marking component is arranged on one side of the detection component.

[0005] Preferably, by setting a moving component, the seamless steel pipe can be driven to move, by setting a rotating component, the seamless steel pipe can be driven to rotate, by setting a sealing component, the imaging component and the detection component can be sealed, by setting an imaging component, an image of a specific shape can be formed on the surface of the seamless steel pipe, by setting a detection component, the image formed on the surface of the seamless steel pipe can be detected, thereby detecting the deformation of the image and realizing the identification of the concave surface of the seamless steel pipe, and by setting a marking component, the concave surface of the seamless steel pipe can be marked.

[0006] Preferably, the moving assembly includes a mounting frame, a moving motor, a transmission shaft, a transmission wheel, a clamping telescopic rod and a clamping wheel, the mounting frame is arranged on the top surface of the working platform, the moving motor is arranged on one side of the mounting frame, the transmission shaft is arranged inside the mounting frame, one end of the transmission shaft is fixedly connected to the output end of the moving motor, the transmission wheel is arranged on the transmission shaft, one end of the clamping telescopic rod is fixedly connected to the inner bottom surface of the mounting frame, the clamping wheel is arranged on the top end of the clamping telescopic rod, the top end of the clamping telescopic rod is provided with a mounting groove, the clamping wheel is arranged inside the mounting groove, and the clamping wheel is rotatably connected to the clamping telescopic rod. When in use, the moving motor, the transmission shaft, the transmission wheel, the clamping telescopic rod and the clamping wheel can be installed and fixed by arranging the mounting frame, the transmission shaft can be driven to rotate by arranging the moving motor, the transmission shaft can be driven to rotate by arranging the transmission wheel, and the clamping wheel can be installed and lifted by arranging the clamping telescopic rod, so that the distance between the clamping wheel and the transmission wheel can be adjusted, so that the seamless steel pipe can be clamped and transmitted by the clamping wheel and the transmission wheel.

[0007] Preferably, the rotating components are set into two groups, and the rotating components are set on opposite sides of the moving component. The rotating components include a mounting plate, a movable telescopic rod, a fixed frame, a rotating motor and a rotating wheel. The mounting plate is set on the top surface of the working platform, one end of the movable telescopic rod is fixedly connected to the mounting plate, and the other end of the movable telescopic rod is fixedly connected to the fixed frame. The rotating motor is set inside the fixed frame, and the rotating wheel is set inside the fixed frame. The rotating wheel is fixedly connected to the output end of the rotating motor. When in use, the movable telescopic rod can be installed and fixed by setting the mounting plate, the fixed frame can be installed and driven to move by setting the movable telescopic rod, the rotating motor and the rotating wheel can be installed by setting the fixed frame, and the rotating motor can be driven to rotate by setting the rotating wheel, so that the friction between the rotating wheel and the seamless steel pipe can be used to drive the seamless steel pipe to rotate.

[0008] Preferably, the sealing assembly includes a sealing box, a mounting ring and a sealing sponge. The sealing box is arranged inside the working platform. The mounting ring is arranged in two groups. The mounting rings are arranged on the opposite side walls of the sealing box. The sealing sponge is arranged inside the mounting ring. When in use, the imaging assembly and the detection assembly can be sealed and installed by setting the sealing box to prevent external light sources from affecting the detection results of the detection assembly. The sealing sponge can be installed by setting the mounting ring, thereby facilitating the disassembly and installation of the sealing sponge. By setting the sealing sponge, the surface of the seamless steel pipe can be cleaned on the one hand, and the connection between the seamless steel pipe and the sealing box can be sealed at the same time, thereby increasing the accuracy of the detection results.

[0009] Preferably, the imaging assembly includes a mounting seat and a laser imager. The mounting seat is arranged on the inner top surface of the sealing box, and the laser imager is arranged on the bottom surface of the mounting seat. The imaging image of the laser imager is a grid-shaped image. When in use, the laser imager can be installed and fixed by setting the mounting seat. By setting the laser imager, a specific image can be formed on the surface of the seamless steel pipe.

[0010] Preferably, the detection component includes a fixed seat and a camera. The fixed seat is arranged on one side of the mounting seat, and the fixed seat is fixedly connected to the inner top surface of the sealing box. The camera is arranged on the bottom surface of the fixed seat. When in use, the camera can be installed by setting the fixed seat. By setting the camera, the image of the surface of the seamless steel pipe can be collected, so that the concave surface of the seamless steel pipe can be detected according to the deformation of the surface image of the seamless steel pipe.

[0011] Preferably, the marking assembly includes a lifting telescopic rod and a marking pen, one end of the lifting telescopic rod is fixedly connected to the inner top surface of the sealing box, and the other end of the lifting telescopic rod is fixedly connected to the marking pen. When in use, the marking pen can be installed by setting the lifting telescopic rod, and the marking pen can be driven to rise and fall at the same time, so that the marking pen can be used to mark the surface of the seamless steel pipe.

[0012] Beneficial effects of the utility model:

[0013] 1. Compared with the prior art, when detecting the concave surface of the seamless steel pipe, the image of the seamless steel pipe surface is collected for detection. During the detection, the external light source has a greater impact on the detection result. Therefore, a lightless workshop is used as the detection site, resulting in a high detection cost. The detection device is provided with a sealing structure, and a flexible material is provided as the sealing material at the connection between the steel pipe and the sealing structure. While realizing the detection of steel pipes of different diameters, the external light source can be completely isolated, and the detection result is accurate and the cost is low.

[0014] 2. The imaging component and the detection component can be sealed and installed by setting a sealing box to prevent the external light source from affecting the detection result of the detection component. The sealing sponge can be installed by setting a mounting ring, so as to facilitate the disassembly and installation of the sealing sponge. The sealing sponge can be used to clean the surface of the seamless steel pipe and seal the connection between the seamless steel pipe and the sealing box, thereby increasing the accuracy of the detection result;

[0015] 3. By setting up the mounting frame, the mobile motor, transmission shaft, transmission wheel, clamping telescopic rod and clamping wheel can be installed and fixed; by setting up the mobile motor, the transmission shaft can be driven to rotate; by setting up the transmission shaft, the transmission wheel can be driven to rotate; by setting up the clamping telescopic rod, the clamping wheel can be installed and lifted and lowered, so that the distance between the clamping wheel and the transmission wheel can be adjusted, so that the seamless steel pipe can be clamped and transmitted by the clamping wheel and the transmission wheel. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 What is shown is a three-dimensional structural schematic diagram of a concave surface detection device for seamless steel pipes of the utility model;

[0017] Figure 2 What is shown is a schematic diagram of the cross-sectional three-dimensional structure of the concave surface detection device of a seamless steel pipe of the utility model;

[0018] Figure 3 What is shown is a schematic diagram of the three-dimensional structure of the side of the concave surface detection device of the seamless steel pipe of the utility model;

[0019] Figure 4 Shown for Figure 3 A schematic diagram of the enlarged structure in the middle circle;

[0020] Explanation of the accompanying drawings: 1. working platform; 2. supporting legs; 3. moving assembly; 4. rotating assembly; 5. sealing assembly; 6. imaging assembly; 7. detecting assembly; 8. marking assembly; 301. mounting bracket; 302. moving motor; 303. transmission shaft; 304. transmission wheel; 305. clamping telescopic rod; 306. clamping wheel; 401. mounting plate; 402. moving telescopic rod; 403. fixing bracket; 404. rotating motor; 405. rotating wheel; 501. sealing box; 502. mounting ring; 503. sealing sponge; 601. mounting seat; 602. laser imager; 701. fixing seat; 702. camera; 801. lifting telescopic rod; 802. marking pen. DETAILED DESCRIPTION

[0021] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0022] See also Figure 1-2The utility model provides an embodiment: a concave surface detection device for a seamless steel pipe, comprising a working platform 1, a supporting leg 2, a moving component 3, a rotating component 4, a sealing component 5, an imaging component 6, a detecting component 7 and a marking component 8, the supporting leg 2 is arranged in multiple groups, the supporting leg 2 is arranged on the bottom surface of the working platform 1, the moving component 3 is arranged in two groups, the moving component 3 is arranged on the top surface of the working platform 1, the rotating component 4 is arranged between the two groups of moving components 3, the sealing component 5 is arranged on one side of the rotating component 4, the imaging component 6 is arranged inside the sealing component 5, the detecting component 7 is arranged inside the sealing component 5, and the marking component 8 is arranged on one side of the detecting component 7.

[0023] See also Figure 3-4In this embodiment, the moving component 3 includes a mounting frame 301, a moving motor 302, a transmission shaft 303, a transmission wheel 304, a clamping telescopic rod 305 and a clamping wheel 306. The mounting frame 301 is arranged on the top surface of the working platform 1, the moving motor 302 is arranged on one side of the mounting frame 301, the transmission shaft 303 is arranged inside the mounting frame 301, one end of the transmission shaft 303 is fixedly connected to the output end of the moving motor 302, the transmission wheel 304 is arranged on the transmission shaft 303, one end of the clamping telescopic rod 305 is fixedly connected to the inner bottom surface of the mounting frame 301, the clamping wheel 306 is arranged at the top end of the clamping telescopic rod 305, the top end of the clamping telescopic rod 305 is provided with a mounting groove, the clamping wheel 306 is arranged inside the mounting groove, and the clamping The wheel 306 is rotatably connected with the clamping telescopic rod 305. When in use, the mobile motor 302, the transmission shaft 303, the transmission wheel 304, the clamping telescopic rod 305 and the clamping wheel 306 can be installed and fixed by setting the mounting frame 301. The transmission shaft 303 can be driven to rotate by setting the mobile motor 302. The transmission shaft 303 can be driven to rotate by setting the transmission shaft 303. The clamping wheel 306 can be installed and lifted by setting the clamping telescopic rod 305, so that the distance between the clamping wheel 306 and the transmission wheel 304 can be adjusted, so that the clamping wheel 306 and the transmission wheel 304 can be used to clamp and transmit the seamless steel pipe. The rotating assembly 4 is set into two groups, and the rotating assembly 4 is set on the opposite sides of the mobile assembly 3. The rotating assembly 4 includes a mounting plate 401, a movable telescopic rod 402, a fixed frame 403, a rotating motor 404 and a rotating wheel 405. The mounting plate 401 is arranged on the top surface of the working platform 1, one end of the movable telescopic rod 402 is fixedly connected to the mounting plate 401, the other end of the movable telescopic rod 402 is fixedly connected to the fixed frame 403, the rotating motor 404 is arranged inside the fixed frame 403, the rotating wheel 405 is arranged inside the fixed frame 403, and the rotating wheel 405 is fixedly connected to the output end of the rotating motor 404. When in use, the movable telescopic rod 402 can be installed and fixed by setting the mounting plate 401, and the fixed frame 403 can be installed and driven to move by setting the movable telescopic rod 402. The fixing frame 403 can be set to install the rotating motor 404 and the rotating wheel 405. The rotating motor 404 can drive the rotating wheel 405 to rotate, so that the friction between the rotating wheel 405 and the seamless steel pipe can be used to drive the seamless steel pipe to rotate. The sealing component 5 includes a sealing box 501, a mounting ring 502 and a sealing sponge 503. The sealing box 501 is set inside the working platform 1, and the mounting ring 502 is set in two groups. The mounting ring 502 is set on the opposite side walls of the sealing box 501, and the sealing sponge 503 is set inside the mounting ring 502. When in use, the imaging component 6 and the detection component 7 can be sealed and installed by setting the sealing box 501 to prevent external light sources from affecting the detection results of the detection component 7.The sealing sponge 503 can be installed by setting the installation ring 502, so that the sealing sponge 503 can be easily disassembled and installed. The sealing sponge 503 can be used to clean the surface of the seamless steel pipe and seal the connection between the seamless steel pipe and the sealing box 501, thereby increasing the accuracy of the detection result.

[0024] The imaging component 6 includes a mounting seat 601 and a laser imager 602. The mounting seat 601 is arranged on the inner top surface of the sealed box 501, and the laser imager 602 is arranged on the bottom surface of the mounting seat 601. The imaging image of the laser imager 602 is a grid-shaped image. When in use, the laser imager 602 can be installed and fixed by setting the mounting seat 601. By setting the laser imager 602, a specific image can be formed on the surface of the seamless steel pipe. The detection component 7 includes a fixing seat 701 and a camera 702. The fixing seat 701 is arranged on one side of the mounting seat 601, and the fixing seat 701 is fixedly connected to the inner top surface of the sealed box 501. The camera 702 is arranged on the bottom surface of the fixing seat 701. When in use, the camera 702 can be installed by setting the fixed seat 701, and the image of the surface of the seamless steel pipe can be collected by setting the camera 702, so that the concave surface of the seamless steel pipe can be detected according to the deformation of the surface image of the seamless steel pipe. The marking component 8 includes a lifting telescopic rod 801 and a marking pen 802. One end of the lifting telescopic rod 801 is fixedly connected to the inner top surface of the sealing box 501, and the other end of the lifting telescopic rod 801 is fixedly connected to the marking pen 802. When in use, the marking pen 802 can be installed by setting the lifting telescopic rod 801, and the marking pen 802 can be driven to rise and fall at the same time, so that the surface of the seamless steel pipe can be marked with the marking pen 802.

[0025] When working, the mobile motor 302, the transmission shaft 303, the transmission wheel 304, the clamping telescopic rod 305 and the clamping wheel 306 are installed and fixed by the mounting frame 301, the transmission shaft 303 is driven to rotate by the mobile motor 302, the transmission shaft 303 is driven to rotate by the transmission wheel 304, and the clamping telescopic rod 305 is used to install and lift the clamping wheel 306, so as to adjust the distance between the clamping wheel 306 and the transmission wheel 304, so as to clamp and transmit the seamless steel pipe by the clamping wheel 306 and the transmission wheel 304;

[0026] The movable telescopic rod 402 is installed and fixed by the mounting plate 401, the fixed frame 403 is installed by the movable telescopic rod 402 and the fixed frame 403 is driven to move, the rotating motor 404 and the rotating wheel 405 are installed by the fixed frame 403, the rotating motor 404 is used to drive the rotating wheel 405 to rotate, and the friction between the rotating wheel 405 and the seamless steel pipe is used to drive the seamless steel pipe to rotate;

[0027] The imaging component 6 and the detection component 7 are sealed and installed by using the sealing box 501 to prevent the external light source from affecting the detection result of the detection component 7. The sealing sponge 503 is installed by using the installation ring 502, so as to facilitate the disassembly and installation of the sealing sponge 503. The sealing sponge 503 is used to clean the surface of the seamless steel pipe on the one hand, and to seal the connection between the seamless steel pipe and the sealing box 501 at the same time, so as to increase the accuracy of the detection result;

[0028] The laser imager 602 is installed and fixed by the mounting base 601, and a specific image is formed on the surface of the seamless steel pipe by the laser imager 602. The camera 702 is installed by the fixing base 701, and the image of the surface of the seamless steel pipe is collected by the camera 702, so as to detect the concave surface of the seamless steel pipe based on the deformation of the surface image of the seamless steel pipe;

[0029] The marking pen 802 is installed by using the lifting and telescopic rod 801, and the marking pen 802 is driven to be lifted and lowered at the same time, so that the surface of the seamless steel pipe is marked by using the marking pen 802.

[0030] Through the above steps, the moving component 3 is used to move the seamless steel pipe, the rotating component 4 is used to rotate the seamless steel pipe, the sealing component 5 is used to seal the imaging component 6 and the detection component 7, the imaging component 6 is used to form an image of a specific shape on the surface of the seamless steel pipe, the detection component 7 is used to detect the image formed on the surface of the seamless steel pipe, thereby detecting the deformation of the image, realizing the identification of the concave surface of the seamless steel pipe, and the marking component 8 is used to mark the concave surface of the seamless steel pipe.

[0031] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of those skilled in the art without departing from the purpose of the present invention.

Claims

1. A concave surface detection device for a seamless steel pipe, comprising a working platform (1); characterized in that: The invention also comprises a supporting leg (2), a moving assembly (3), a rotating assembly (4), a sealing assembly (5), an imaging assembly (6), a detecting assembly (7) and a marking assembly (8); the supporting leg (2) is arranged in a plurality of groups, the supporting leg (2) is arranged on the bottom surface of the working platform (1); the moving assembly (3) is arranged in two groups, the moving assembly (3) is arranged on the top surface of the working platform (1); the rotating assembly (4) is arranged between the two groups of moving assemblies (3); the sealing assembly (5) is arranged on one side of the rotating assembly (4); the imaging assembly (6) is arranged inside the sealing assembly (5); the detecting assembly (7) is arranged inside the sealing assembly (5); and the marking assembly (8) is arranged on one side of the detecting assembly (7).

2. A concave surface detection device for seamless steel pipe according to claim 1, characterized in that: The moving assembly (3) comprises a mounting frame (301), a moving motor (302), a transmission shaft (303), a transmission wheel (304), a clamping telescopic rod (305) and a clamping wheel (306); the mounting frame (301) is arranged on the top surface of the working platform (1); the moving motor (302) is arranged on one side of the mounting frame (301); the transmission shaft (303) is arranged inside the mounting frame (301); one end of the transmission shaft (303) is connected to the moving motor The output end of the clamping rod (302) is fixedly connected, the transmission wheel (304) is arranged on the transmission shaft (303), one end of the clamping telescopic rod (305) is fixedly connected to the inner bottom surface of the mounting frame (301), the clamping wheel (306) is arranged at the top end of the clamping telescopic rod (305), the top end of the clamping telescopic rod (305) is provided with a mounting groove, the clamping wheel (306) is arranged inside the mounting groove, and the clamping wheel (306) is rotatably connected to the clamping telescopic rod (305).

3. A concave surface detection device for seamless steel pipe according to claim 2, characterized in that: The rotating assembly (4) is arranged in two groups. The rotating assembly (4) is arranged on two opposite sides of the moving assembly (3). The rotating assembly (4) comprises a mounting plate (401), a movable telescopic rod (402), a fixed frame (403), a rotating motor (404) and a rotating wheel (405). The mounting plate (401) is arranged on the top surface of the working platform (1). One end of the movable telescopic rod (402) is fixedly connected to the mounting plate (401). The other end of the movable telescopic rod (402) is fixedly connected to the fixed frame (403). The rotating motor (404) is arranged inside the fixed frame (403). The rotating wheel (405) is arranged inside the fixed frame (403). The rotating wheel (405) is fixedly connected to the output end of the rotating motor (404).

4. A concave surface detection device for seamless steel pipe according to claim 3, characterized in that: The sealing assembly (5) comprises a sealing box (501), a mounting ring (502) and a sealing sponge (503). The sealing box (501) is arranged inside the working platform (1). The mounting ring (502) is arranged in two groups. The mounting ring (502) is arranged on two opposite side walls of the sealing box (501). The sealing sponge (503) is arranged inside the mounting ring (502).

5. A concave surface detection device for seamless steel pipe according to claim 4, characterized in that: The imaging assembly (6) comprises a mounting seat (601) and a laser imager (602); the mounting seat (601) is arranged on the inner top surface of the sealed box (501); the laser imager (602) is arranged on the bottom surface of the mounting seat (601); and the imaging image of the laser imager (602) is a grid-shaped image.

6. A concave surface detection device for seamless steel pipe according to claim 5, characterized in that: The detection assembly (7) comprises a fixing seat (701) and a camera (702). The fixing seat (701) is arranged on one side of the mounting seat (601). The fixing seat (701) is fixedly connected to the inner top surface of the sealing box (501). The camera (702) is arranged on the bottom surface of the fixing seat (701).

7. A concave surface detection device for seamless steel pipe according to claim 6, characterized in that: The marking assembly (8) comprises a lifting telescopic rod (801) and a marking pen (802); one end of the lifting telescopic rod (801) is fixedly connected to the inner top surface of the sealing box (501); and the other end of the lifting telescopic rod (801) is fixedly connected to the marking pen (802).

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