CN212255204U - Ultrasonic scanning device for flexible wide track of welding seam - Google Patents
Ultrasonic scanning device for flexible wide track of welding seam Download PDFInfo
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- CN212255204U CN212255204U CN202021152838.XU CN202021152838U CN212255204U CN 212255204 U CN212255204 U CN 212255204U CN 202021152838 U CN202021152838 U CN 202021152838U CN 212255204 U CN212255204 U CN 212255204U
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- welding seam
- guide rail
- scanning device
- servo motor
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- 238000003466 welding Methods 0.000 title claims abstract description 39
- 230000007246 mechanism Effects 0.000 claims abstract description 43
- 239000000523 sample Substances 0.000 claims abstract description 7
- 238000001514 detection method Methods 0.000 abstract description 9
- 230000007547 defect Effects 0.000 abstract description 8
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 238000004451 qualitative analysis Methods 0.000 description 1
- 238000004445 quantitative analysis Methods 0.000 description 1
- 239000002893 slag Substances 0.000 description 1
- 238000005493 welding type Methods 0.000 description 1
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- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The utility model relates to a flexible wide track ultrasonic wave of welding seam is swept and is looked into device belongs to welding seam detection area. The wide gears of the travelling mechanism are respectively connected to two sides of the gear connecting rods through bearings, the wide gears are arranged on the wide guide rails and are matched with the wide guide rails, the four wide gears are driven by a micro servo motor to synchronously move, the micro servo motor is fixed in a travelling mechanism shell, and the travelling mechanism shell is fixed on the two gear connecting rods; the clamping mechanism is located on the left side or the right side of the traveling mechanism and is provided with two small protruding fixing blocks for clamping the ultrasonic probe. Has the advantages that: the automatic scanning device has the advantages of novel concept, simple structure, strong detachability of the guide rail and capability of realizing automatic scanning of various welding seam structures. The detection of curved surface welding seams with various lengths can be realized, the scanning mechanism is integrally stable under the matching of the wide guide rail and the gear, and the quantitative detection precision of the welding seam defects is higher due to the double-precision calibration of the gear and the servo motor. The practicability is strong.
Description
Technical Field
The utility model relates to a welding seam detection area, in particular to flexible wide track ultrasonic wave of welding seam is swept and is looked into device.
Background
The types of welding defects mainly include incomplete penetration, incomplete fusion, cracks, air holes, slag inclusion and the like. The standards for welding defects are not uniform at home and abroad. The defects are inevitably serious and serious accidents and cause great economic loss to enterprises if the defects are used blindly without regular inspection and effective safety assessment. Therefore, how to realize accurate positioning, quantitative and qualitative analysis and defect evaluation of the internal defects of the welding seam is a technical problem which needs to be solved urgently. The ultrasonic detection means is widely applied to various welding line detections due to the advantages of convenient carrying, no harm to human bodies and the like, but most of scanning mechanisms are hand-push type, and part of scanning mechanisms are automatic, most of the scanning mechanisms are directed at welding lines with a plane or a fixed shape, and the universal automatic detection cannot be realized for different welding lines. To change the situation, a universal ultrasonic automatic scanning mechanism for multi-structural welding seams needs to be designed.
Disclosure of Invention
An object of the utility model is to provide a flexible wide track ultrasonic wave of welding seam is swept and is looked into device has solved the above-mentioned problem that prior art exists. The utility model relates to a general supersound of multi-structure welding seam is swept and is looked into mechanism can realize the automatic scanning of the supersound of the welding seam structure of different length, different curved surface degree.
The above object of the utility model is realized through following technical scheme:
the ultrasonic scanning device for the flexible wide track of the welding line comprises a walking mechanism, wide gears 2, a micro servo motor 4, a gear connecting rod 3, a bearing, a plurality of wide gears 2, a plurality of wide gears 3, a plurality of wide gears 2, a plurality of wide gears 6 and a plurality of wide gears 3, wherein the wide gears 2 are respectively connected to two sides of the gear connecting rod 3 through the bearing; the clamping mechanism 5 is positioned on the left side or the right side of the travelling mechanism, and the clamping mechanism 5 is provided with two small protruding fixing blocks 7 for clamping the ultrasonic probe 10.
The wide guide rail 1 is a chain type detachable guide rail, and the magnetized wide guide rail 1 is automatically attracted with a detected welding line by virtue of magnetic force and is tightly attached.
The length of the gear connecting rod 3 is matched with the width of the wide guide rail 1.
The precision of the micro servo motor 4 is controlled by a 20-bit closed loop.
The clamping mechanism 5 is connected with the traveling mechanism shell 6 through a connecting rod 8 and a connecting rod seat 9, wherein the connecting rod seat 9 is connected with the traveling mechanism shell 6 in a welding mode.
The beneficial effects of the utility model reside in that: the automatic scanning device has the advantages of novel concept, simple structure, strong detachability of the guide rail and capability of realizing automatic scanning of various welding seam structures. The detection of curved surface welding seams with various lengths can be realized, the scanning mechanism is integrally stable under the matching of the wide guide rail and the gear, and the quantitative detection precision of the welding seam defects is higher due to the double-precision calibration of the gear and the servo motor. The practicability is strong.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate example embodiments of the invention and together with the description serve to explain the invention without limitation.
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic structural view of the clamping mechanism of the present invention;
fig. 3 is a schematic structural diagram of the traveling mechanism casing according to the present invention.
In the figure: 1. a wide guide rail; 2. a wide gear; 3. a gear connecting rod; 4. a micro servo motor; 5. a clamping mechanism; 6. a traveling mechanism housing; 7. a small fixed block; 8. a connecting rod; 9. a connecting rod seat; 10. an ultrasonic probe.
Detailed Description
The details of the present invention and its embodiments are further described below with reference to the accompanying drawings.
Referring to fig. 1 to 3, the utility model discloses a flexible wide track ultrasonic wave of welding seam sweeps and looks into device, including wide guide rail 1, wide gear 2, gear connecting rod 3, miniature servo motor 4, fixture 5, running gear casing 6, little fixed block 7, connecting rod 8, connecting rod seat 9, ultrasonic transducer 10. The wide gears 2 of the travelling mechanism are respectively connected to two sides of the gear connecting rods 3 through bearings, the wide gears 2 are arranged on the wide guide rails 1 and are matched with the wide guide rails 1, the four wide gears 2 are driven by the micro servo motors 4 to synchronously move, the micro servo motors 4 are fixed in the travelling mechanism shell 6, and the travelling mechanism shell 6 is fixed on the two gear connecting rods 3; the clamping mechanism 5 is located on the left side or the right side of the traveling mechanism, the clamping mechanism 5 is provided with two small protruding fixing blocks 7 for clamping the ultrasonic probe 10, and the ultrasonic probe is fixed and tightened after being fixed in a determined position and stably scans on a welding structure. When changing different frequency probes, only need unpack fixture apart, easy operation is convenient.
In order to ensure the stable advance of the travelling mechanism, the wide guide rail 1 is a chain type detachable guide rail, and the length is adjustable. The magnetized guide rail has a width of 50mm, and can be automatically attracted with the detected welding line by magnetic force to be tightly attached. The welding seam structure is the circumferential weld, and the diameter is 150mm, and welding seam length is 470mm, and the wall thickness does, and length selection 470mm, wide guide rail can be dismantled and adjust length in order to satisfy the welding seam length in the embodiment, and the chain can be dismantled and can realize 180 rotations between the adjacent two sections of guide rail to satisfy the scanning requirement of circumferential weld structure. The wide guide rail can be disassembled into different lengths so as to meet the use requirements of welding seams with different lengths.
The length of the gear connecting rod 3 is matched with the width of the wide guide rail 1, so that the whole scanning mechanism can stably run.
The precision of the micro servo motor 4 is controlled by a 20-bit closed loop.
The clamping mechanism 5 is connected with the traveling mechanism shell 6 through a connecting rod 8 and a connecting rod seat 9, wherein the connecting rod seat 9 is connected with the traveling mechanism shell 6 in a welding mode.
The above description is only a preferred example of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made to the present invention should be included in the protection scope of the present invention.
Claims (5)
1. The utility model provides a flexible wide track ultrasonic wave scanning device of welding seam which characterized in that: the wide gears (2) of the travelling mechanism are respectively connected to two sides of the gear connecting rods (3) through bearings, the wide gears (2) are arranged on the wide guide rails (1) and are matched with the wide guide rails (1), the four wide gears (2) are driven by the micro servo motor (4) to synchronously move, the micro servo motor (4) is fixed in the travelling mechanism shell (6), and the travelling mechanism shell (6) is fixed on the two gear connecting rods (3); the clamping mechanism (5) is positioned on the left side or the right side of the travelling mechanism; the clamping mechanism (5) is provided with two small protruding fixing blocks (7) for clamping the ultrasonic probe (10).
2. The flexible wide-track ultrasonic scanning device for the welding seam according to claim 1, characterized in that: the wide guide rail (1) is a chain type detachable guide rail, and the magnetized wide guide rail (1) is automatically attracted with the detected welding line by virtue of magnetic force and is tightly attached.
3. The flexible wide-track ultrasonic scanning device for the welding seam according to claim 1, characterized in that: the length of the gear connecting rod (3) is matched with the width of the wide guide rail (1).
4. The flexible wide-track ultrasonic scanning device for the welding seam according to claim 1, characterized in that: the precision of the micro servo motor (4) is controlled by a 20-bit closed loop.
5. The flexible wide-track ultrasonic scanning device for the welding seam according to claim 1, characterized in that: the clamping mechanism (5) is connected with the traveling mechanism shell (6) through a connecting rod (8) and a connecting rod seat (9), wherein the connecting rod seat (9) is connected with the traveling mechanism shell (6) in a welding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021152838.XU CN212255204U (en) | 2020-06-20 | 2020-06-20 | Ultrasonic scanning device for flexible wide track of welding seam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021152838.XU CN212255204U (en) | 2020-06-20 | 2020-06-20 | Ultrasonic scanning device for flexible wide track of welding seam |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212255204U true CN212255204U (en) | 2020-12-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021152838.XU Expired - Fee Related CN212255204U (en) | 2020-06-20 | 2020-06-20 | Ultrasonic scanning device for flexible wide track of welding seam |
Country Status (1)
| Country | Link |
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| CN (1) | CN212255204U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376173A (en) * | 2021-07-21 | 2021-09-10 | 华能伊敏煤电有限责任公司 | Low-alloy steel reheating crack sensitivity field testing device and working method thereof |
| CN116465899A (en) * | 2023-04-25 | 2023-07-21 | 北京云航智信新能源科技有限公司 | Automatic detection device and detection method for weld joint surface defects of large structural part |
-
2020
- 2020-06-20 CN CN202021152838.XU patent/CN212255204U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113376173A (en) * | 2021-07-21 | 2021-09-10 | 华能伊敏煤电有限责任公司 | Low-alloy steel reheating crack sensitivity field testing device and working method thereof |
| CN116465899A (en) * | 2023-04-25 | 2023-07-21 | 北京云航智信新能源科技有限公司 | Automatic detection device and detection method for weld joint surface defects of large structural part |
| CN116465899B (en) * | 2023-04-25 | 2024-03-19 | 北京云航智信新能源科技有限公司 | Automatic detection device and detection method for weld joint surface defects of large structural part |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201229 |