Flaw detection fixing device

Abstract

The utility model discloses a flaw detection fixing device, which relates to the technical field of welding seam detection and comprises a deflection groove arranged at the bottom of a pipe frame, a base arranged at the bottom of the deflection groove, limiting rails arranged on two sides of the deflection groove, a push rod arranged inside the limiting rails, one end of the push rod connected with the pipe frame, and an adapter block arranged at the other end of the push rod. Bottom rails are arranged on the two sides of the bottom of the base, first sliding blocks are arranged in the bottom rails, damping telescopic rods are arranged on the tops of the first sliding blocks, buffer heads are arranged on the tops of the damping telescopic rods, and the other ends of the buffer heads are connected with the bottoms of the adapter blocks. A side plate is arranged on one side of a bottom rail on one side of the base, vertical rods are arranged at two ends of one side of the side plate, a transverse rod is arranged on one side of the top of each vertical rod, and a clamping plate is arranged at the other end of each transverse rod. According to the flaw detection fixing device provided by the utility model, the first control box is arranged to control the opposite movement of the two vertical rods, so that the clamping plates at the tops of the vertical rods generate pressure on one end of a steel pipe, and the steel pipe is fixed.

Description

Technical Field

[0001] The utility model relates to the technical field of weld detection, in particular to a flaw detection fixing device. Background Art

[0002] Nondestructive testing is a technology that uses the principles of sound, light, electromagnetism, etc. to detect defects, chemical and physical parameters of materials, parts and equipment without damaging or affecting the performance of the object being tested. Nondestructive testing is an indispensable and effective tool for industrial development. It reflects a country's level of industrial development to a certain extent, and its importance has been recognized.

[0003] An ultrasonic detector is a small, light and portable detection device. However, when detecting welds of long steel pipes, the weight of both ends of the steel pipe will affect the accuracy of weld detection.

[0004] Therefore, a flaw detection fixture is provided to fix both ends of the weld of a relatively long steel pipe to ensure the accuracy of flaw detection. Utility Model Content

[0005] Therefore, the purpose of the present invention is to provide a flaw detection fixture to solve the problems raised in the above background technology.

[0006] In order to solve the above technical problems, the utility model provides the following technical solutions: a flaw detection fixing device, which includes a pipe rack, a deflection groove is arranged at the bottom of the pipe rack, a base is arranged at the bottom of the deflection groove, limit rails are arranged on both sides of the deflection groove, a push rod is arranged inside the limit rail, one end of the push rod is connected to the pipe rack, and the other end of the push rod is arranged at an adapter block; bottom rails are arranged on both sides of the bottom of the base, a first slider is arranged inside the bottom rail, a damping telescopic rod is arranged at the top of the first slider, a buffer head is arranged at the top of the damping telescopic rod, and the other end of the buffer head is connected to the bottom of the adapter block; a side panel is arranged on one surface of the bottom rail on one side of the base, vertical poles are arranged at both ends of one side of the side panel, a cross bar is arranged on one side of the top of the vertical pole, and a clamping plate is arranged at the other end of the cross bar.

[0007] As a preferred solution of the flaw detection fixing device described in the utility model, a bottom plate is provided at one end of the bottom rail, a motor box is provided on the top of the bottom plate, a pair of lead screws are provided on one side of the motor box, each lead screw is located inside the bottom rail, the lead screw passes through the first slider, and a bearing is provided at the connection between the lead screw and the other end of the bottom rail.

[0008] As a preferred solution of the flaw detection fixing device described in the utility model, a first control box is arranged on the side plate on the same side of the vertical pole, a pair of side rails are arranged on the side of the first control box, the side rails are symmetrically distributed on both sides of the first control box, a second slider is arranged inside the side rail, and one end of the second slider is connected to the bottom of the vertical pole.

[0009] As a preferred solution of the flaw detection fixture of the utility model, the first control box is provided with first hydraulic rods on both sides facing the vertical pole, and the other end of the first hydraulic rod is connected to the bottom of the side of the vertical pole.

[0010] As a preferred solution of the flaw detection fixture described in the utility model, a second control box is arranged on the outer side of the bottom rail at the other end of the base, a pair of second hydraulic rods are symmetrically arranged on the top surface of the second control box, and a support plate is arranged on the top of the second hydraulic rod. The support plate is "V"-shaped and symmetrical along the center line of the pipe rack, and the angle of the support plate is 90°.

[0011] As a preferred solution of the flaw detection fixture described in the utility model, a plurality of conveyor belts are evenly arranged on the top surface of the support plate, and the conveyor belts are electrically connected to the second control box.

[0012] Beneficial effects of the utility model:

[0013] 1. The utility model provides a flaw detection fixing device, which controls the opposite movement of two vertical poles by setting a first control box, so that the clamping plate on the top of the vertical pole generates pressure on one end of the steel pipe to fix it.

[0014] 2. The utility model provides a flaw detection fixture, which sets a second control box to enable a second hydraulic rod to adjust the height of the steel pipe, a support plate to provide support for one end of the steel pipe, and a conveyor belt steel pipe to move, placing the weld of the steel pipe in the pipe rack.

[0015] 3. The utility model provides a flaw detection fixture, which controls the deflection of the pipe rack by setting a bottom rail, thereby facilitating the placement and transfer of steel pipes.

[0016] 4. The utility model provides a flaw detection fixture, which reduces the length of the steel pipes at both ends of the weld in the pipe rack by arranging a first control box and a second control box on both sides of the bottom rail, and further avoids the influence of the steel pipe gravity on the flaw detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0018] Figure 1 This is a schematic diagram of the overall structure of a flaw detection fixture of the utility model;

[0019] Figure 2 This is a rear view of a flaw detection fixture of the utility model;

[0020] Figure 3 It is a top view of a flaw detection fixture of the utility model;

[0021] Figure 4 This is a right side view of a flaw detection fixture of the utility model;

[0022] Figure 5 The utility model is a structural schematic diagram of a damping telescopic cylinder of a flaw detection fixture.

[0023] Description of reference numerals:

[0024] 1. Pipe rack; 11. Push rod; 12. Adapter block; 13. Buffer head; 14. Damping telescopic rod; 15. Deflection groove; 16. Base; 17. Limit rail; 2. Bottom rail; 21. Motor box; 22. Screw; 23. Bottom plate; 24. First slider; 25. Bearing; 3. First control box; 31. First hydraulic rod; 32. Side plate; 33. Side rail; 34. Second slider; 4. Second control box; 41. Second hydraulic rod; 42. Support plate; 43. Conveyor belt; 5. Vertical pole; 51. Cross bar; 52. Clamp. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] Reference Figure 1-5, a flaw detection fixture provided by the utility model, this flaw detection fixture includes a pipe rack 1, a deflection groove 15 is arranged at the bottom of the pipe rack 1, a base 16 is arranged at the bottom of the deflection groove 15, and limited position rails 17 are arranged on both sides of the deflection groove 15, and a push rod 11 is arranged inside the limited position rail 17, one end of the push rod 11 is connected to the pipe rack 1, and the other end of the push rod 11 is arranged at an adapter block 12; bottom rails 2 are arranged on both sides of the bottom of the base 16, and a first slider 24 is arranged inside the bottom rail 2, and a damping telescopic rod 14 is arranged on the top of the first slider 24, and a buffer head 13 is arranged on the top of the damping telescopic rod 14, and the other end of the buffer head 13 is connected to the bottom of the adapter block 12; a side plate 32 is arranged on one surface of the bottom rail 2 on one side of the base 16, and vertical rods 5 are arranged at both ends of one side of the side plate 32, and a cross bar 51 is arranged on one side of the top of the vertical rod 5, and a clamping plate 52 is arranged at the other end of the cross bar 51.

[0027] Specifically, a deflection groove 15 is provided at the bottom of the pipe rack 1, and a base 16 is provided at the bottom of the deflection groove 15, and the pipe rack 1 is fixedly supported by the base 16; limited rails 17 are provided on both sides of the deflection groove 15, and a push rod 11 is provided inside the limited rail 17, one end of the push rod 11 is connected to the pipe rack 1, and the other end of the push rod 11 is provided with an adapter block 12, because the pipe rack 1 is a semicircular ring, the top surface of the pipe rack 1 is horizontal, and the push rod 11 enables the pipe rack 1 to rotate within the range of the limited rail 17; bottom rails 2 are provided on both sides of the bottom of the base 16, and a first slider 24 is provided inside the bottom rail 2, and a damping telescopic rod 14 is provided on the top of the first slider 24, and a buffer head 13 is provided on the top of the damping telescopic rod 14, and the other end of the buffer head 13 is connected to the adapter block 1 2 bottom connection, the positions of the two first sliders 24 in the two bottom rails 2 are exactly the same, and the movement of the first slider 24 inside the bottom rail 2 drives the damping telescopic rod 14 to move, thereby causing the push rod 11 to move synchronously, driving the pipe rack 1 to rotate, so as to facilitate the placement of the steel pipe inside the pipe rack 1, and increasing the contact area between the damping telescopic rod 14 and the adapter block 12 through the buffer head 13, so that the connection is more stable and can bear a greater force; a side plate 32 is provided on one surface of the bottom rail 2 on one side of the base 16, and vertical poles 5 are provided at both ends of one side of the side plate 32, and a cross bar 51 is provided on one side of the top of the vertical pole 5, and a clamping plate 52 is provided on the other end of the cross bar 51, and the top surface of the clamping plate 52 is flush with the top of the pipe rack 1, and the steel pipe inside the pipe rack 1 is clamped and fixed by a pair of clamping plates 52.

[0028] A bottom plate 23 is provided at one end of the bottom rail 2, a motor box 21 is provided on the top of the bottom plate 23, a pair of lead screws 22 are provided on one side of the motor box 21, each lead screw 22 is located inside the bottom rail 2, the lead screw 22 passes through the first slider 24, and a bearing 25 is provided at the connection between the lead screw 22 and the other end of the bottom rail 2.

[0029] Specifically, the motor box 21 is supported by the bottom plate 23, and the motor box 21 drives the two lead screws 22 to rotate, driving the two first sliders 24 to move synchronously in the bottom rail 2, driving the damping telescopic rod 14 to extend and retract to adapt to the movement path of the limit rail 17, thereby driving the pipe rack 1 to deflect.

[0030] The side panel 32 is provided with a first control box 3 on the same side of the vertical pole 5. The side panel 32 is provided with a pair of side rails 33 on the side of the first control box 3. The side rails 33 are symmetrically distributed on both sides of the first control box 3. A second slider 34 is provided inside the side rail 33. One end of the second slider 34 is connected to the bottom of the vertical pole 5.

[0031] Specifically, the second slider 34 is connected to the vertical rod 5 so that the vertical rod 5 can move within the range of the side rail 33 .

[0032] First hydraulic rods 31 are disposed on both sides of the first control box 3 facing the vertical pole 5 , and the other end of the first hydraulic rod 31 is connected to the bottom of the side surface of the vertical pole 5 .

[0033] Specifically, the first control box 3 drives the first hydraulic rod 31 to move, thereby driving the vertical rod 5 to move inside the side rail 33, so that the clamping plate 52 clamps the steel pipe.

[0034] A second control box 4 is arranged on the outer side of the bottom rail 2 at the other end of the base 16, and a pair of second hydraulic rods 41 are symmetrically arranged on the top surface of the second control box 4. A support plate 42 is arranged on the top of the second hydraulic rods 41. The support plate 42 is "V"-shaped and symmetrical along the center line of the pipe rack 1, and the angle of the support plate 42 is 90°.

[0035] Specifically, the second control box 4 controls the lifting of the two second hydraulic rods 41 to drive the lifting of the support plate 42; the steel pipe is placed on the top of the support plate 42, and the "V"-shaped support plate 42 provides support for it, and the support plate 42 lifts the diameter of the steel pipe to the center of the clamping plate 52.

[0036] A plurality of conveyor belts 43 are evenly arranged on the top surface of the support plate 42 , and the conveyor belts 43 are electrically connected to the second control box 4 .

[0037] Specifically, by burying the circuit inside the second hydraulic rod 41, the second control box 4 is electrically connected to the conveyor belt 43, and the conveyor belt 43 is controlled by the second control box 4. After the support plate 42 is lifted, the steel pipe inside the support plate 42 is driven to move, and the weld of the steel pipe is placed in the pipe rack 1. One end of the steel pipe is sent between the clamps 52, and the clamps 52 are used to fix the steel pipes on both sides of the weld.

[0038] During use, the bottom rail 2 is started to deflect the pipe rack 1, and the steel pipe is rolled into the interior of the pipe rack 1. The pipe rack 1 is then corrected through the bottom rail 2 so that one end of the steel pipe is placed at the bottom of the pipe rack 1. When the support plate 42 is in the initial position, the top of the support plate 42 is on the same horizontal line as the lowest point of the pipe rack 1 to avoid affecting the insertion of the steel pipe. The second control box 4 is started to make the second hydraulic rod 41 work first to lift the steel pipe so that the lowest point of the steel pipe exceeds the lowest point inside the pipe rack 1. The conveyor belt 43 is then worked to drive the steel pipe to move and place the weld in the pipe rack 1 for easy flaw detection. The second hydraulic rod 41 is then controlled to lift so that the diameter of the steel pipe is placed at the center of the clamping plate 52. The first control box 3 is started to control the movement of the first hydraulic rod 31 to drive the two vertical poles 5 to move in opposite directions so that the clamping plate 52 clamps the steel pipe, thereby fixing and supporting both ends of the steel pipe weld to avoid the influence of the gravity of the steel pipe on the flaw detection.

[0039] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A flaw detection fixture, comprising a pipe rack (1), characterized in that: A deflection groove (15) is provided at the bottom of the pipe rack (1), a base (16) is provided at the bottom of the deflection groove (15), limit rails (17) are provided on both sides of the deflection groove (15), a push rod (11) is provided inside the limit rail (17), one end of the push rod (11) is connected to the pipe rack (1), and a transfer block (12) is provided at the other end of the push rod (11); bottom rails (2) are provided on both sides of the bottom of the base (16), and a first sliding block (24) is provided inside the bottom rail (2). A damping telescopic rod (14) is arranged at the top of the first sliding block (24), a buffer head (13) is arranged at the top of the damping telescopic rod (14), and the other end of the buffer head (13) is connected to the bottom of the adapter block (12); a side plate (32) is arranged on one surface of the bottom rail (2) on one side of the base (16), vertical rods (5) are arranged at both ends of one side of the side plate (32), a cross bar (51) is arranged on one side of the top of the vertical rod (5), and a clamping plate (52) is arranged at the other end of the cross bar (51).

2. A flaw detection fixture according to claim 1, characterized in that: A bottom plate (23) is provided at one end of the bottom rail (2), a motor box (21) is provided on the top of the bottom plate (23), a pair of lead screws (22) are provided on one side of the motor box (21), each lead screw (22) is located inside the bottom rail (2), the lead screw (22) passes through the first slider (24), and a bearing (25) is provided at the connection between the lead screw (22) and the other end of the bottom rail (2).

3. A flaw detection fixture according to claim 1, characterized in that: The side plate (32) is provided with a first control box (3) on the same side as the vertical pole (5); the side plate (32) is provided with a pair of side rails (33) on the side of the first control box (3); the side rails (33) are symmetrically distributed on both sides of the first control box (3); a second slider (34) is provided inside the side rail (33); one end of the second slider (34) is connected to the bottom of the vertical pole (5).

4. A flaw detection fixture according to claim 3, characterized in that: The first control box (3) is provided with first hydraulic rods (31) on both sides facing the vertical pole (5), and the other end of the first hydraulic rod (31) is connected to the bottom of the side surface of the vertical pole (5).

5. A flaw detection fixture according to claim 1, characterized in that: A second control box (4) is arranged on the outer side of the bottom rail (2) at the other end of the base (16); a pair of second hydraulic rods (41) are symmetrically arranged on the top surface of the second control box (4); a support plate (42) is arranged on the top of the second hydraulic rods (41); the support plate (42) is "V"-shaped and symmetrical along the center line of the pipe rack (1); and the angle of the support plate (42) is 90°.

6. A flaw detection fixture according to claim 5, characterized in that: A plurality of conveyor belts (43) are evenly arranged on the top surface of the support plate (42), and the conveyor belts (43) are electrically connected to the second control box (4).

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