Angle iron circular tube flange fillet weld tightness detection device

Abstract

The utility model discloses an angle iron circular tube flange fillet weld tightness detection device, which relates to the field of tightness detection and comprises a processing table, a mounting structure arranged on the processing table, a detection structure arranged at the top end of the processing table and a lifting structure arranged at the top end of the processing table. And the mounting plate is provided with a grinding structure and an extrusion structure. According to the utility model, the weld joint is ground through the grinding structure, the uneven and irregular shape of the surface of the weld joint is eliminated, and the flatness and smoothness of the surface of the weld joint are improved, so that the ultrasonic detector can accurately detect defects or problems in the weld joint, and the detection reliability is improved; the welding seam is extruded through the extrusion structure, pressure is applied, and corresponding detection is carried out, so that possible loopholes or defects can be found more reliably, the welding quality can be improved, and the integrity of a welding part is ensured.

Description

Technical Field

[0001] The utility model relates to the field of sealing detection, in particular to a device for detecting the tightness of an angle iron round tube flange fillet weld. Background Art

[0002] A large number of pipes are needed during the construction of chemical tankers, and many of them have high requirements for sealing. The welding point between the round pipe and the flange is where sealing problems are prone to occur, so the fillet welds at this point need to be fully inspected.

[0003] In the prior art, the weld is not ground or squeezed, and the unevenness, bumps or burrs on the weld surface may interfere with the accuracy of tightness testing. The weld surface that has not been ground may have large unevenness, resulting in unstable or unreliable test results. The weld that has not been squeezed may have tiny air gaps or holes, which may be covered or reduced, leading to misjudgment of the test results. Utility Model Content

[0004] The utility model aims to provide a device for detecting tightness of angle iron circular tube flange fillet welds, so as to solve the problems raised in the above-mentioned background technology.

[0005] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0006] A device for detecting tightness of corner welds of angle iron circular tube flanges comprises a processing table, a mounting structure is arranged on the processing table, a detection structure is arranged on the top of the processing table, a lifting structure is arranged on the top of the processing table, the lifting structure comprises a mounting plate, a grinding structure is arranged on the mounting plate, and an extrusion structure is arranged on the mounting plate.

[0007] As a further solution of the utility model: the mounting structure includes a rotating plate, which is rotatably mounted on the top of the processing table, and a first motor is mounted on the bottom of the processing table, and the motor shaft of the first motor is fixedly connected to the rotating plate. A mounting groove is arranged on the top of the rotating plate, and a bidirectional screw rod is rotatably mounted in the mounting groove of the rotating plate, a clamping plate is threadedly mounted on the bidirectional screw rod, and the clamping plate is slidably connected to the mounting groove.

[0008] As a further solution of the utility model: the detection structure includes a fixed frame and an ultrasonic detector, the fixed frame is fixedly installed on the top of the processing table, the ultrasonic detector is rotatably installed inside the fixed frame, a second motor is installed on the fixed frame, and the motor shaft of the second motor is connected to the ultrasonic detector.

[0009] As a further solution of the utility model: the lifting structure includes a turntable and a third motor, the turntable is rotatably installed on the top of the processing table, the third motor is installed on the bottom of the processing table, the motor shaft of the third motor is fixedly connected to the turntable, a fixed column is fixedly installed on the top of the turntable, a slide groove is arranged on the fixed column, a cavity is arranged inside the turntable, a screw rod is rotatably installed in the fixed column, a fourth motor is installed on the top of the fixed column, the motor shaft of the fourth motor is fixedly connected to the screw rod, a mounting plate is threadedly installed on the screw rod, the mounting plate passes through the slide groove and extends to the outside of the fixed column, and the mounting plate is slidably connected to the slide groove.

[0010] As a further solution of the utility model: the grinding structure includes a grinding rod, which is rotatably mounted on a mounting plate, and there are two grinding rods, on which a first gear and a second gear are fixedly mounted respectively, and the first gear and the second gear are meshed with each other, and a fifth motor is mounted on the mounting plate, and a motor shaft of the fifth motor is fixedly connected to the top end of the grinding rod.

[0011] As a further solution of the utility model: the extrusion structure includes a fixed plate, the fixed plate is fixedly mounted on the bottom end of the mounting plate, a hydraulic cylinder is mounted on the fixed plate, the telescopic end of the hydraulic cylinder is connected to the extrusion plate, a guide rod is fixedly mounted on the extrusion plate, the guide rod passes through the fixed plate, and the guide rod is slidably connected to the fixed plate.

[0012] Compared with the prior art, the beneficial effects of the present invention are as follows:

[0013] 1. Grinding the weld with a grinding structure can eliminate the unevenness and irregular shapes on the weld surface and improve the flatness and finish of the weld surface. This helps ensure that the ultrasonic detector can accurately detect defects or problems inside the weld and improve the reliability of detection. When the weld is squeezed with an extrusion structure, by applying pressure and conducting corresponding tests, possible holes or defects can be more reliably found, which helps improve welding quality and ensure the integrity of the welded part. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a three-dimensional schematic diagram of the utility model.

[0015] Figure 2 It is a schematic diagram of the installation structure of the utility model.

[0016] Figure 3 It is a schematic diagram of the lifting structure of the utility model.

[0017] Notes on the accompanying drawings: 1. Processing table; 2. Mounting structure; 21. Rotating plate; 22. Bidirectional screw; 23. Clamping plate; 24. First motor; 3. Detection structure; 31. Fixed frame; 32. Ultrasonic detector; 33. Second motor; 4. Lifting structure; 41. Turntable; 42. Third motor; 43. Fixed column; 44. Screw; 45. Fourth motor; 46. Mounting plate; 5. Grinding structure; 51. Grinding rod; 52. First gear; 53. Second gear; 54. Fifth motor; 6. Extrusion structure; 61. Fixed plate; 62. Hydraulic cylinder; 63. Extrusion plate; 64. Guide rod. DETAILED DESCRIPTION

[0018] The following embodiments will be combined with the accompanying drawings to describe the utility model in detail. In the drawings or descriptions, similar or identical parts use the same reference numerals, and in actual applications, the shape, thickness or height of each component can be enlarged or reduced. The various embodiments listed in the utility model are only used to illustrate the utility model, and are not used to limit the scope of the utility model. Any obvious modifications or changes made to the utility model do not depart from the spirit and scope of the utility model.

[0019] Example

[0020] See also Figure 1 to Figure 3In an embodiment of the utility model, a device for detecting tightness of fillet weld of angle iron round tube flange includes a processing table 1, a mounting structure 2 is arranged on the processing table 1, the mounting structure 2 includes a rotating plate 21, the rotating plate 21 is rotatably mounted on the top of the processing table 1, a first motor 24 is mounted on the bottom of the processing table 1, the motor shaft of the first motor 24 is fixedly connected to the rotating plate 21, a mounting groove is arranged on the top of the rotating plate 21, a bidirectional screw rod 22 is rotatably mounted in the mounting groove of the rotating plate 21, a clamping plate 23 is threadedly mounted on the bidirectional screw rod 22, the clamping plate 23 is slidably connected to the mounting groove, and a detection structure 3 is arranged on the top of the processing table 1, The detection structure 3 includes a fixed frame 31 and an ultrasonic detector 32, wherein the fixed frame 31 is fixedly mounted on the top of the processing table 1, and the ultrasonic detector 32 is rotatably mounted inside the fixed frame 31. A second motor 33 is mounted on the fixed frame 31, and the motor shaft of the second motor 33 is connected to the ultrasonic detector 32. A lifting structure 4 is arranged on the top of the processing table 1, and the lifting structure 4 includes a turntable 41 and a third motor 42. The turntable 41 is rotatably mounted on the top of the processing table 1, and the third motor 42 is mounted on the bottom of the processing table 1. The motor shaft of the third motor 42 is fixedly connected to the turntable 41. A fixed column 43 is provided with a slide groove, a cavity is provided inside the turntable 41, a screw rod 44 is rotatably installed in the fixed column 43, a fourth motor 45 is installed on the top of the fixed column 43, the motor shaft of the fourth motor 45 is fixedly connected to the screw rod 44, a mounting plate 46 is threadedly installed on the screw rod 44, the mounting plate 46 extends through the slide groove to the outside of the fixed column 43, and the mounting plate 46 is slidably connected to the slide groove, a grinding structure 5 is provided on the mounting plate 46, and the grinding structure 5 includes a grinding rod 51, the grinding rod 51 is rotatably installed on the mounting plate 46, and the grinding rod 51 is provided with two, and the grinding rod 51 is respectively A first gear 52 and a second gear 53 are fixedly installed, and the first gear 52 and the second gear 53 are meshed with each other. A fifth motor 54 is installed on the mounting plate 46, and the motor shaft of the fifth motor 54 is fixedly connected to the top of the grinding rod 51. An extrusion structure 6 is arranged on the mounting plate 46, and the extrusion structure 6 includes a fixed plate 61, and the fixed plate 61 is fixedly installed at the bottom of the mounting plate 46. A hydraulic cylinder 62 is installed on the fixed plate 61, and the telescopic end of the hydraulic cylinder 62 is connected to the extrusion plate 63. A guide rod 64 is fixedly installed on the extrusion plate 63, and the guide rod 64 passes through the fixed plate 61, and the guide rod 64 is slidably connected to the fixed plate 61;

[0021] See also Figure 1 to Figure 3, place the circular tube flange on the top of the rotating plate 21, rotate the bidirectional screw rod 22, control the clamping plate 23 to slide on the bidirectional screw rod 22 through the bidirectional screw rod 22, clamp the circular tube flange through the clamping plate 23, start the first motor 24, drive the rotating plate 21 to rotate through the motor shaft of the first motor 24, drive the circular tube flange to rotate through the rotating plate 21, rotate the weld of the circular tube flange to the bottom of the grinding structure 5, start the third motor 42, drive the turntable 41 to rotate through the motor shaft of the third motor 42, so that one grinding rod 51 is inside the circular tube flange and the other is outside the circular tube flange, and the grinding rod 51 contacts the circular tube flange, start the fifth motor 54, drive the grinding rod 51 to rotate through the motor shaft of the fifth motor 54, and drive the first gear 52 to rotate through the grinding rod 51. Because the first gear 52 is in meshing relationship with the second gear 53, the first gear 52 drives the second gear 53 to rotate, and drives the other through the second gear 53 The grinding rod 51 rotates, the fourth motor 45 is started, the screw rod 44 is controlled to rotate by the motor shaft of the fourth motor 45, the mounting plate 46 is controlled to descend in the slide groove by the screw rod 44, the weld is ground by the grinding rod 51, and after grinding, the fourth motor 45 is controlled to reverse, so that the grinding rod 51 is away from the round tube flange, the first motor 24 is controlled to rotate, so that the ground weld is rotated to the bottom end of the extrusion structure 6, the mounting plate 46 is controlled to descend, the hydraulic cylinder 62 is started, and the extrusion plate 63 is driven to move by the telescopic end of the hydraulic cylinder 62, and the weld is extruded by the extrusion plate 63. After the weld extrusion is completed, the rotating plate 21 is controlled to rotate so that the weld is rotated to the position of the detection structure 3, the ultrasonic detector 32 is started, and the weld is detected by the ultrasonic detector 32, the second motor 33 is started, and the ultrasonic detector 32 is driven to rotate by the motor shaft of the second motor 33, so that the ultrasonic detector 32 can fully detect the weld of the round tube flange.

[0022] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-limiting from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims are included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

[0023] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A device for detecting tightness of fillet weld of angle iron round tube flange, comprising a processing table (1), characterized in that: A mounting structure (2) is arranged on the processing table (1), a detection structure (3) is arranged on the top of the processing table (1), a lifting structure (4) is arranged on the top of the processing table (1), the lifting structure (4) comprises a mounting plate (46), a grinding structure (5) is arranged on the mounting plate (46), and an extrusion structure (6) is arranged on the mounting plate (46).

2. The angle iron round tube flange fillet weld tightness detection device according to claim 1 is characterized in that: The mounting structure (2) comprises a rotating plate (21), the rotating plate (21) being rotatably mounted on the top end of the processing table (1), a first motor (24) being mounted on the bottom end of the processing table (1), a motor shaft of the first motor (24) being fixedly connected to the rotating plate (21), a mounting groove being arranged on the top end of the rotating plate (21), a bidirectional screw rod (22) being rotatably mounted in the mounting groove of the rotating plate (21), a clamping plate (23) being threadedly mounted on the bidirectional screw rod (22), and the clamping plate (23) being slidably connected to the mounting groove.

3. The angle iron round tube flange fillet weld tightness detection device according to claim 1 is characterized in that: The detection structure (3) comprises a fixed frame (31) and an ultrasonic detector (32); the fixed frame (31) is fixedly mounted on the top of the processing table (1); the ultrasonic detector (32) is rotatably mounted inside the fixed frame (31); a second motor (33) is mounted on the fixed frame (31); and a motor shaft of the second motor (33) is connected to the ultrasonic detector (32).

4. The device for detecting tightness of fillet weld of angle iron circular tube flange according to claim 1 is characterized in that: The lifting structure (4) comprises a turntable (41) and a third motor (42), wherein the turntable (41) is rotatably mounted on the top of the processing table (1), the third motor (42) is mounted on the bottom of the processing table (1), the motor shaft of the third motor (42) is fixedly connected to the turntable (41), a fixed column (43) is fixedly mounted on the top of the turntable (41), a slide groove is arranged on the fixed column (43), a cavity is arranged inside the turntable (41), a screw rod (44) is rotatably mounted inside the fixed column (43), a fourth motor (45) is mounted on the top of the fixed column (43), the motor shaft of the fourth motor (45) is fixedly connected to the screw rod (44), a mounting plate (46) is threadedly mounted on the screw rod (44), the mounting plate (46) passes through the slide groove and extends to the outside of the fixed column (43), and the mounting plate (46) is slidably connected to the slide groove.

5. The angle iron round tube flange fillet weld tightness detection device according to claim 1 is characterized in that: The grinding structure (5) comprises a grinding rod (51), the grinding rod (51) being rotatably mounted on a mounting plate (46), and two grinding rods (51) are provided, a first gear (52) and a second gear (53) being fixedly mounted on the grinding rod (51) respectively, the first gear (52) and the second gear (53) being meshed with each other, a fifth motor (54) being mounted on the mounting plate (46), and a motor shaft of the fifth motor (54) being fixedly connected to the top end of the grinding rod (51).

6. The angle iron round tube flange fillet weld tightness detection device according to claim 1, characterized in that: The extrusion structure (6) comprises a fixing plate (61), wherein the fixing plate (61) is fixedly mounted on the bottom end of the mounting plate (46), a hydraulic cylinder (62) is mounted on the fixing plate (61), a telescopic end of the hydraulic cylinder (62) is connected to an extrusion plate (63), a guide rod (64) is fixedly mounted on the extrusion plate (63), the guide rod (64) passes through the fixing plate (61), and the guide rod (64) is slidably connected to the fixing plate (61).

Images