CN111505124A - Weld joint detection device for steel structure engineering - Google Patents
Weld joint detection device for steel structure engineering Download PDFInfo
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- CN111505124A CN111505124A CN202010335769.4A CN202010335769A CN111505124A CN 111505124 A CN111505124 A CN 111505124A CN 202010335769 A CN202010335769 A CN 202010335769A CN 111505124 A CN111505124 A CN 111505124A
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- sound wave
- welding seam
- detection device
- vibration
- detection
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/07—Analysing solids by measuring propagation velocity or propagation time of acoustic waves
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B17/00—Measuring arrangements characterised by the use of infrasonic, sonic or ultrasonic vibrations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0609—Display arrangements, e.g. colour displays
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N29/00—Investigating or analysing materials by the use of ultrasonic, sonic or infrasonic waves; Visualisation of the interior of objects by transmitting ultrasonic or sonic waves through the object
- G01N29/04—Analysing solids
- G01N29/06—Visualisation of the interior, e.g. acoustic microscopy
- G01N29/0654—Imaging
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/023—Solids
- G01N2291/0234—Metals, e.g. steel
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/02—Indexing codes associated with the analysed material
- G01N2291/028—Material parameters
- G01N2291/02854—Length, thickness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/10—Number of transducers
- G01N2291/103—Number of transducers one emitter, two or more receivers
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2291/00—Indexing codes associated with group G01N29/00
- G01N2291/26—Scanned objects
- G01N2291/267—Welds
- G01N2291/2675—Seam, butt welding
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention provides a welding seam detection device for steel structure engineering, which comprises a vibration device and a detection device, wherein the vibration device is used for detecting the welding seam; the vibration device comprises a vibration motor and a vibration auxiliary element driven by the vibration motor; the detection device comprises a sound wave oscillator, a sound wave probe and a digital display device, and the digital display device is connected with the sound wave probe; the number of the acoustic wave probes is at least two; the sound wave oscillator sends out detection longitudinal waves, the two sound wave probes are respectively positioned on two sides of the welding seam and used for receiving the detection longitudinal waves, when the detection longitudinal waves detect the welding seam, diffraction waves are generated at two ends of the defect, and the two sound wave probes receive the diffraction waves and display waveform graphs on the digital display device. The invention ensures the accuracy of the weld detection.
Description
Technical Field
The invention relates to the technical field of weld joint detection, in particular to a weld joint detection device for steel structure engineering.
Background
Along with the continuous acceleration of urbanization process, the quantity of all kinds of buildings in the city is more and more, and wherein building structure steel is widely used in all kinds of buildings because of its unique performance, and building structure steel still need detect the welding seam after the welding completion when using welding process, often can use welding seam detection device when detecting the welding seam.
In the related technology, the detection of the welding seam mostly adopts a general detection device and a manual detection mode, and the accuracy of the detection result mainly depends on the detection skill of a detector, so that on one hand, the detection mode often has false detection and cannot ensure the product quality; on the other hand, the detection mode enables the detection efficiency of products to be low, the welding position is in a fixed state during detection, if the welding position is in a close fit state, the detection is difficult to detect whether welding is good or not, and the detection effect is poor.
Disclosure of Invention
In view of the above, the invention provides a weld joint detection device for steel structure engineering, in order to solve the technical problem that the detection effect of the existing adherence device is poor.
The technical scheme of the invention is realized as follows:
a welding seam detection device for steel structure engineering comprises a vibration device and a detection device;
the vibration device comprises a vibration motor and a vibration auxiliary element driven by the vibration motor;
the detection device comprises a sound wave oscillator, a sound wave probe and a digital display device, and the digital display device is connected with the sound wave probe; at least two sound wave probes are arranged; the sound wave oscillator sends out detection longitudinal waves, the two sound wave probes are respectively located on two sides of the welding seam and used for receiving the detection longitudinal waves, when the detection longitudinal waves detect the welding seam, diffraction waves are generated at two ends of the defect, and the two sound wave probes receive the diffraction waves and display waveform graphs on the digital display device.
Preferably, the vibration auxiliary comprises a transmission column connected to the vibration motor and a spring chuck connected to the transmission column.
Preferably, a metal hose is arranged at the tail end of the sound wave probe, and a power line connected between the sound wave probe and the digital display device is arranged in the metal hose in a penetrating mode.
Preferably, an IC L8038 main chip is arranged in the sonic oscillator.
Preferably, an image modeling component is further arranged in the digital display device and used for building a three-dimensional graph model of the welding seam.
Preferably, the front end of the spring chuck is also provided with a pneumatic sucker.
Preferably, the vibration auxiliary device further comprises a main control computer, a P L C editing module is arranged in the main control computer, and the P L C editing module is electrically connected with the detection device and the vibration auxiliary device respectively.
Has the advantages that:
the invention is provided with a vibration device and a detection device, wherein the vibration device is used for vibrating the position of a welding seam; the detection device comprises an acoustic wave oscillator, at least two acoustic wave probes and a digital display device; the welding seam detection method includes the steps that vibration is conducted on the position of a welding seam, if welding is not firm, gaps can be generated due to vibration, the sound wave probes receive detection longitudinal waves, when the detection longitudinal waves detect the welding seam, diffraction waves are generated at two ends of a defect, the two sound wave probes receive the diffraction waves, waveform patterns are displayed on a digital display device, and accuracy of welding seam detection is guaranteed.
Drawings
FIG. 1 is a schematic structural diagram of a weld joint detection device for steel structure engineering according to the present invention;
FIG. 2 is a schematic view of the construction of the vibration aid of the present invention;
fig. 3 is a schematic structural diagram of an acoustic wave probe according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1-3, an embodiment of the present invention provides a weld joint detection device for steel structure engineering, including a vibration device and a detection device;
the vibration device 1 includes a vibration motor 11 and a vibration auxiliary 12 driven by the vibration motor 11;
the detection device 2 comprises an acoustic wave oscillator 22, an acoustic wave probe 21 and a digital display device 23, and the digital display device 23 is connected with the acoustic wave probe 21; at least two acoustic wave probes 22; the sound wave oscillator 22 emits detection longitudinal waves, the two sound wave probes 21 are respectively located on two sides of the welding seam and used for receiving the detection longitudinal waves, when the detection longitudinal waves detect the welding seam, diffraction waves are generated at two ends of the defect, and the two sound wave probes 21 receive the diffraction waves and display waveform graphs on the digital display device 23. The detection of the size and the position of the defect is realized by using two sound wave probes 21 on the theoretical basis of accurately measuring the transmission time of the diffracted wave and a simple trigonometric equation.
In order to facilitate later maintenance, the digital display device 23 is also provided with an image modeling assembly, the image modeling assembly is used for establishing a three-dimensional graphic model of a welding seam, a basic model of a welding object is manually input before the three-dimensional graphic model is established, and then the three-dimensional graphic model is drawn on the basic model, so that later maintenance of constructors is facilitated.
Vibration auxiliary 12 is including setting up the transmission post of connection on vibrating motor 11 to and connect the collet chuck on the transmission post, collet chuck's front end still is provided with pneumatic chuck 121, when the welding seam is detected, the welding seam position can't be confirmed, need guarantee that vibrating motor 11's power can effectual transmission to the welding seam position, need fix collet chuck on welded object, the multiple connected mode that passes through collet chuck's centre gripping and pneumatic chuck 121 this moment is connected, it is firm to guarantee to connect.
The tail end of the sound wave probe 21 is provided with a metal hose 211, a power line connected between the sound wave probe 21 and the digital display device 23 is arranged in the metal hose in a penetrating mode, the sound wave probe 22 can be guaranteed to be stable when receiving sound waves by arranging the metal hose, the direction and the position of the sound wave probe 21 can be changed at will, the optimal detection angle is guaranteed, and detection is accurate.
The sound wave oscillator 22 is internally provided with an IC L8038 main chip which is low in price and can output a stable sine wave of 0-1M.
In order to ensure the intellectualization of the detection device, the intelligent vibration detection device further comprises a main control computer 3, a P L C editing module is arranged in the main control computer 3, the P L C editing module is electrically connected with the detection device and the vibration auxiliary 12 auxiliary respectively, and after the device is connected, only one-key operation is needed, so that the operation of detection personnel is facilitated.
Finally, it is to be noted that: the above description is only a preferred embodiment of the present invention, and is only for the purpose of illustrating the technical solutions of the present invention, and not for the purpose of limiting the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (7)
1. A welding seam detection device for steel structure engineering is characterized by comprising a vibration device and a detection device;
the vibration device comprises a vibration motor and a vibration auxiliary element driven by the vibration motor;
the detection device comprises a sound wave oscillator, a sound wave probe and a digital display device, and the digital display device is connected with the sound wave probe; at least two sound wave probes are arranged; the sound wave oscillator sends out detection longitudinal waves, the two sound wave probes are respectively located on two sides of the welding seam and used for receiving the detection longitudinal waves, when the detection longitudinal waves detect the welding seam, diffraction waves are generated at two ends of the defect, and the two sound wave probes receive the diffraction waves and display waveform graphs on the digital display device.
2. The welding seam detection device for the steel structure engineering as claimed in claim 1, wherein the vibration auxiliary comprises a transmission column connected to a vibration motor, and a spring chuck connected to the transmission column.
3. The welding seam detection device for the steel structure engineering as claimed in claim 1, wherein a metal hose is arranged at the tail end of the sound wave probe, and a power line connected between the sound wave probe and the digital display device is arranged in the metal hose in a penetrating manner.
4. The welding seam detection device for the steel structure engineering as claimed in claim 1, wherein an IC L8038 main chip is arranged in the sound wave oscillator.
5. The welding seam detection device for the steel structure engineering according to claim 1, wherein an image modeling component is further arranged in the digital display device, and the image modeling component is used for establishing a three-dimensional graph model of the welding seam.
6. The welding seam detection device for the steel structure engineering as claimed in claim 2, wherein a pneumatic suction cup is further arranged at the front end of the spring chuck.
7. The welding seam detection device for the steel structure engineering, according to claim 1, further comprising a main control machine, wherein a P L C editing module is arranged in the main control machine, and the P L C editing module is electrically connected with the detection device and the vibration auxiliary accessory respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010335769.4A CN111505124A (en) | 2020-04-24 | 2020-04-24 | Weld joint detection device for steel structure engineering |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010335769.4A CN111505124A (en) | 2020-04-24 | 2020-04-24 | Weld joint detection device for steel structure engineering |
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| Publication Number | Publication Date |
|---|---|
| CN111505124A true CN111505124A (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010335769.4A Pending CN111505124A (en) | 2020-04-24 | 2020-04-24 | Weld joint detection device for steel structure engineering |
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| Country | Link |
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| CN (1) | CN111505124A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103995051A (en) * | 2014-06-03 | 2014-08-20 | 武汉理工大学 | Testing device and testing method for recognizing weld defects of orthotropic steel bridge deck slab |
| CN208013145U (en) * | 2018-01-12 | 2018-10-26 | 泉州台商投资区盯略软件开发有限公司 | A kind of apparatus for examination and repair of petroleum pipeline inside weld |
-
2020
- 2020-04-24 CN CN202010335769.4A patent/CN111505124A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103995051A (en) * | 2014-06-03 | 2014-08-20 | 武汉理工大学 | Testing device and testing method for recognizing weld defects of orthotropic steel bridge deck slab |
| CN208013145U (en) * | 2018-01-12 | 2018-10-26 | 泉州台商投资区盯略软件开发有限公司 | A kind of apparatus for examination and repair of petroleum pipeline inside weld |
Non-Patent Citations (1)
| Title |
|---|
| 刘斌 等: "复杂结构焊缝的非线性超声检测方法", 《焊接学报》 * |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| CB03 | Change of inventor or designer information |
Inventor after: Gao Minsi Inventor after: Zhou Hongxi Inventor after: Liu Zihua Inventor after: Zhan Wei Inventor after: Zhang Zhijiang Inventor before: Liu Zihua |
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| CB03 | Change of inventor or designer information | ||
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| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information |
Address after: 528434 Shangnan village, Fusha Town, Zhongshan City, Guangdong Province, has set up a new business site, which is the first card on the first floor of No.4 qidongzheng street, East District, Zhongshan City Applicant after: Guangdong Hengde Testing Co.,Ltd. Address before: 528400 upper and South Village of Fusha Town, Zhongshan, Guangdong Applicant before: Zhongshan Hengde Construction Engineering Testing Co.,Ltd. |
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| CB02 | Change of applicant information |