Scanning frame for weld phased array detection device

Abstract

The utility model relates to the technical field of scanning frames, in particular to a scanning frame for a welding seam phased array detection device, which comprises a working table and two supports and is characterized in that the two supports are slidably mounted on the working table, telescopic rods are arranged between the two supports, and a detector is jointly mounted at the ends, close to each other, of the two telescopic rods; the knocking assembly comprises a guide wheel rotationally installed on the support, a knocking frame is elastically installed on the bottom wall of the detector, a transmission part is arranged between the knocking frame and the guide wheel, and the guide wheel drives the knocking frame to vibrate up and down through the transmission part when rotating. When the detector slides, the guide wheel rolls along the workbench, and when the guide wheel rolls, the guide wheel periodically drives the transmission block to vibrate up and down through the convex block so as to drive the knocking block to vibrate up and down and knock the weld joint of the workpiece to be detected to remove welding slag; air pressure in the piston pipe is changed, so that airflow is generated at the knocking frame, and welding slag is blown away.

Description

Technical Field

[0001] The utility model relates to the technical field of a scanning frame, in particular to a scanning frame for a weld phased array detection device. Background Art

[0002] Weld detection methods include the A-scan pulsed ultrasonic longitudinal wave method and the ultrasonic phased array detection method. For existing welds, knocking and cleaning need to be carried out in advance, and then the workpiece is placed on the workbench for detection. When some workpieces are not cleaned thoroughly, the welds cannot be exposed, affecting the normal detection accuracy. Summary of the Utility Model

[0003] In view of the above-mentioned drawbacks of the prior art, the utility model provides a scanning frame for a weld phased array detection device, which can effectively solve the problem of poor detection accuracy in the prior art.

[0004] To achieve the above object, the utility model is realized through the following technical solutions:

[0005] The utility model provides a scanning frame for a weld phased array detection device, including a workbench, and further including:

[0006] Two brackets are slidably installed on the workbench. An expansion rod is arranged between the two brackets. A detector is jointly installed at one end of the two expansion rods close to each other.

[0007] A knocking assembly includes a guide wheel rotatably installed on the bracket. A knocking frame is elastically installed on the bottom wall of the detector. A transmission member is arranged between the knocking frame and the guide wheel. When the guide wheel rotates, the knocking frame is driven to vibrate up and down through the transmission member.

[0008] Further, an elastic rod is fixedly installed on the knocking frame, and a knocking block is fixedly installed on the bottom wall of the elastic rod.

[0009] Further, a transmission block is fixedly installed on the bottom wall of the knocking frame, and a plurality of convex blocks are arranged on the guide wheel.

[0010] Further, fixing plates are fixedly installed on both sides of the detector. Two piston tubes are fixedly installed on the bottom wall of the fixing plates. A piston rod is movably inserted into the bottom wall of the piston tube. A connecting plate is fixedly installed at the bottom ends of the two piston rods. A hinge is arranged on the bottom wall of the connecting plate. A movable rod is rotatably installed on the hinge. A fixed rod is fixedly installed at a non-central position of the guide wheel. The movable rod and the fixed rod are rotatably connected.

[0011] Further, a cleaning pipe is provided on the bottom wall of the knocking frame. A plurality of nozzles are connected to the bottom wall of the cleaning pipe. A first air inlet pipe and a second air inlet pipe are respectively connected between the cleaning pipe and the piston pipe. A first air outlet pipe and a second air outlet pipe are provided on the piston pipe.

[0012] Further, rotating rods are rotatably installed on the outer walls of the two brackets close to each other. The two guide wheels are fixedly installed on the two rotating rods in one-to-one correspondence.

[0013] Further, two sliding frames are fixedly installed on the workbench. The two brackets are slidably installed in the two sliding frames in one-to-one correspondence.

[0014] The technical solution provided by the present utility model has the following beneficial effects compared with the known prior art:

[0015] When the detector slides, the guide wheel will roll along the workbench. When the guide wheel rolls, it will periodically drive the transmission block to vibrate up and down through the bump, so as to drive the knocking block to vibrate up and down, knocking the weld of the workpiece to be detected to remove the welding slag. Secondly, when the guide wheel rotates, it will drive the piston rod to slide up and down, changing the air pressure in the piston pipe, so that an air flow is generated at the knocking frame to blow away the welding slag. Description of the Drawings

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.

[0017] Figure 1 It is the overall schematic diagram of the present utility model;

[0018] Figure 2 It is the side view of the present utility model;

[0019] Figure 3 It is the structural schematic diagram of the piston pipe part in the present utility model;

[0020] Figure 4 It is the structural schematic diagram of the knocking frame part in the present utility model;

[0021] Figure 5 It is the working schematic diagram of the piston pipe part in the present utility model.

[0022] The reference numerals in the figure respectively represent: 1, workbench; 2, carriage; 3, support; 4, telescopic rod; 5, detector; 6, rotating rod; 7, guide wheel; 8, fixed rod; 9, movable rod; 10, piston tube; 11, piston rod; 12, connecting plate; 13, hinge; 14, knocking frame; 15, transmission block; 16, elastic rod; 17, knocking block; 18, convex block. Detailed implementation manners

[0023] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Apparently, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0024] The present utility model will be further described below with reference to the embodiments.

[0025] Embodiment: A scanning frame for a weld phased array detection device, including a workbench 1, further including: two supports 3, slidably mounted on the workbench 1, two carriages 2 are fixedly mounted on the workbench 1, the two supports 3 are slidably mounted in the two carriages 2 in one-to-one correspondence, a telescopic rod 4 is provided between the two supports 3, and the detector 5 is commonly mounted at the closer ends of the two telescopic rods 4.

[0026] A knocking assembly, including a guide wheel 7 rotatably mounted on the support 3, a rotating rod 6 is rotatably mounted on the outer walls of the closer sides of the two supports 3, the two guide wheels 7 are fixedly mounted on the two rotating rods 6 in one-to-one correspondence, a knocking frame 14 is elastically mounted on the bottom wall of the detector 5, a transmission member is provided between the knocking frame 14 and the guide wheel 7, when the guide wheel 7 rotates, the knocking frame 14 is driven to vibrate up and down through the transmission member, an elastic rod 16 is fixedly mounted on the knocking frame 14, a knocking block 17 is fixedly mounted on the bottom wall of the elastic rod 16, a transmission block 15 is fixedly mounted on the bottom wall of the knocking frame 14, and a plurality of convex blocks 18 are provided on the guide wheel 7.

[0027] Fixing plates are fixedly mounted on both sides of the detector 5, two piston tubes 10 are fixedly mounted on the bottom walls of the fixing plates, piston rods 11 are movably inserted into the bottom walls of the piston tubes 10, the bottoms of the two piston rods 11 are fixedly mounted with a connecting plate 12, a hinge 13 is provided on the bottom wall of the connecting plate 12, a movable rod 9 is rotatably mounted on the hinge 13, a fixed rod 8 is fixedly mounted at a non-central position of the guide wheel 7, the movable rod 9 and the fixed rod 8 are rotatably connected, a cleaning pipe is provided on the bottom wall of the knocking frame 14, a plurality of nozzles are connected to the bottom wall of the cleaning pipe, a first intake pipe and a second intake pipe are respectively connected between the cleaning pipe and the piston tube 10, and a first exhaust pipe and a second exhaust pipe are provided on the piston tube 10.

[0028] When the detector 5 slides, it will cause the guide wheel 7 to roll along the workbench 1. When the guide wheel 7 rolls, it will periodically drive the transmission block 15 to vibrate up and down through the bump 18, thereby driving the percussion block 17 to vibrate up and down to strike the weld of the workpiece to be detected to remove welding slag. Secondly, when the guide wheel 7 rotates, it will drive the piston rod 11 to slide up and down, changing the air pressure in the piston tube 10, so that an air flow is generated at the percussion frame 14 to blow away the welding slag.

[0029] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than limiting it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements will not cause the essence of the corresponding technical solutions to deviate from the protection scope of the technical solutions of the embodiments of the present invention.

Claims

1. A scanning frame for a weld phased array detection device, comprising a workbench (1), characterized in that: Also includes: Two brackets (3) are slidably mounted on the workbench (1), a telescopic rod (4) is provided between the two brackets (3), and a detector (5) is commonly installed at one end of the two telescopic rods (4); The knocking assembly comprises a guide wheel (7) rotatably mounted on a bracket (3); a knocking frame (14) is elastically mounted on the bottom wall of the detector (5); a transmission member is provided between the knocking frame (14) and the guide wheel (7); when the guide wheel (7) rotates, the knocking frame (14) is driven by the transmission member to vibrate up and down.

2. A scanning frame for a weld phased array detection device according to claim 1, characterized in that: An elastic rod (16) is fixedly mounted on the knocking frame (14), and a knocking block (17) is fixedly mounted on the bottom wall of the elastic rod (16).

3. The scanning frame for a weld phased array detection device according to claim 1, characterized in that: A transmission block (15) is fixedly mounted on the bottom wall of the knocking frame (14), and a plurality of protrusions (18) are provided on the guide wheel (7).

4. The scanning frame for a weld phased array detection device according to claim 1, characterized in that: Fixed plates are fixedly installed on both sides of the detector (5), two piston tubes (10) are fixedly installed on the bottom wall of the fixed plate, a piston rod (11) is movably inserted on the bottom wall of the piston tube (10), a connecting plate (12) is fixedly installed at the bottom end of the two piston rods (11), a hinge (13) is provided on the bottom wall of the connecting plate (12), a movable rod (9) is rotatably installed on the hinge (13), a fixed rod (8) is fixedly installed at a non-center position of the guide wheel (7), and the movable rod (9) and the fixed rod (8) are rotatably connected.

5. The scanning frame for a weld phased array detection device according to claim 4, characterized in that: A cleaning pipe is provided on the bottom wall of the knocking frame (14), a plurality of nozzles are connected to the bottom wall of the cleaning pipe, a first air inlet pipe and a second air inlet pipe are respectively connected between the cleaning pipe and the piston tube (10), and a first air outlet pipe and a second air outlet pipe are provided on the piston tube (10).

6. The scanning frame for a weld phased array detection device according to claim 1, characterized in that: A rotating rod (6) is rotatably mounted on the outer wall of one side of the two brackets (3) that are close to each other, and the two guide wheels (7) are fixedly mounted on the two rotating rods (6) in a one-to-one correspondence.

7. The scanning frame for a weld phased array detection device according to claim 1, characterized in that: Two slides (2) are fixedly mounted on the workbench (1), and the two brackets (3) are slidably mounted in the two slides (2) in a one-to-one correspondence.

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