CN108072702B - Inner wall detection attaching probe frame - Google Patents
Inner wall detection attaching probe frame Download PDFInfo
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- CN108072702B CN108072702B CN201610994989.1A CN201610994989A CN108072702B CN 108072702 B CN108072702 B CN 108072702B CN 201610994989 A CN201610994989 A CN 201610994989A CN 108072702 B CN108072702 B CN 108072702B
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- probe
- probe module
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- roller
- tension spring
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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
- G01N29/22—Details, e.g. general constructional or apparatus details
- G01N29/225—Supports, positioning or alignment in moving situation
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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
- G01N2291/0289—Internal structure, e.g. defects, grain size, texture
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- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
- Investigating Or Analyzing Materials By The Use Of Magnetic Means (AREA)
Abstract
The invention provides an inner wall detection and lamination probe frame which comprises a limiting screw and the like, wherein the limiting screw is connected with an external frame, the external frame is connected with an internal frame through a rotating pin, a support is rigidly connected in the external frame through at least one screw, the bottoms of two ends of the support are respectively provided with a first end roller and a second end roller, the middle of the bottom of the support is provided with a first probe module and a second probe module through the rotating pin, one side of the first probe module is provided with a first roller with the same diameter as the rollers, one side of the second probe module is provided with a second roller with the same diameter as the rollers, the other side of the first probe module is provided with a tension spring column, one end of a tension spring is connected with the first probe module, and the other end of. The invention can realize the automatic adaptation of the probe postures of steel pipes with different specifications without keeping the distance through the wear-resistant boots, does not need to replace parts, simplifies the specification-changing debugging process and shortens the debugging time.
Description
Technical Field
The invention relates to a probe frame, in particular to an inner wall detection and bonding probe frame.
Background
The bonding probe frame is an important part on nondestructive testing equipment such as ultrasonic, eddy current, magnetic flux leakage and the like. The component is used for installing a detection probe, so that the probe can be tightly attached to a workpiece to be detected, and the relative constancy of the gap between the probe and the workpiece in the detection process is ensured. The quality of the bonding effect of the bonding probe frame is an important index for measuring the quality of one flaw detection device, and is also a key factor influencing the detection performance of the device. Particularly, in flaw detection by a curved surface ultrasonic water film method, a probe attaching device is of great importance, and various equipment manufacturers also develop attaching probe holders in various forms so as to meet the detection requirements of workpieces in different shapes. The ultrasonic water film detection equipment used in the market at present usually uses gravity or external force to enable a probe mounting seat provided with a wear-resistant shoe to be attached to the surface of a workpiece, the wear-resistant shoe is in direct contact with the surface of the workpiece, the distance between a detection probe and the workpiece is kept through the wear-resistant shoe, the probe mounting block is very easy to shake and jump in relative sliding motion with the workpiece, the signal-to-noise ratio is poor, and detection results are influenced by missed detection and false alarm. In order to achieve a good fitting effect, different wear-resistant shoes are generally required to be customized according to the contact appearance of a workpiece to be inspected, and different wear-resistant shoes are required to be replaced when the appearance of the workpiece changes (such as the inner diameter of a steel pipe changes), so that the time for changing specifications and debugging is prolonged. And the pressure of the whole probe laminating device changes along with the wear and aging of the equipment movement pair, and the laminating effect of the sliding contact type laminating probe frame is greatly reduced.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide an inner wall detection and bonding probe frame, which can realize automatic adaptation of probe postures of steel pipes with different specifications without maintaining distance through a wear-resistant shoe, does not need to replace parts, simplifies the specification change debugging process and shortens the debugging time.
According to one aspect of the invention, the invention provides an inner wall detection and attachment probe frame which is characterized by comprising a limiting screw, an outer frame, an inner frame, a first probe module, a tension spring, a first end roller, a second probe module, a rotating pin, a bracket, a second end roller, a tension spring column, a pin, a first roller and a second roller, wherein the limiting screw is connected with the outer frame, the outer frame is connected with the inner frame through the rotating pin, the bracket is rigidly connected in the outer frame through at least one screw, the bottoms of two ends of the bracket are respectively provided with the first end roller and the second end roller, the middle of the bottom of the bracket is provided with the first probe module and the second probe module through the rotating pin, one side of the first probe module is provided with two first rollers with the same diameter as the first end rollers, one side of the second probe module is provided with two second rollers with the same diameter as the first end rollers, and a tension spring column is arranged on the other side of the first probe module, one end of a tension spring is connected with the first probe module, and the other end of the tension spring is connected with a support.
Preferably, the pivot pin provides the first and second probe modules with freedom to rotate about the Z-axis.
Preferably, when the first end roller and the second end roller contact with the inside of one steel pipe, the first probe module and the second probe module keep proper torque under the tension action of the tension spring, so that the first probe module and the second probe module can be tightly attached to the inner wall of the steel pipe.
Preferably, the outer frame is connected to the other components of the apparatus by a rigid connection.
Preferably, the first probe module and the second probe module are provided with matched limiting grooves according to the steel pipe specification to be detected.
Compared with the prior art, the invention has the following beneficial effects: the relative motion pairs contacted with the workpiece are rolling pairs, the distance is not kept through the wear-resistant shoes, the automatic adaptation of the probe postures of steel pipes with different specifications can be realized, parts do not need to be replaced, the specification-changing debugging process is simplified, and the debugging time is shortened. The probe attaching force is an independent stress system, and the probe mounting seat can still be tightly attached to the steel pipe when the pressure of the whole attaching mechanism is changed. The relative motion pairs of the probe frame contacting the workpiece are rolling pairs, so that the problems of jumping and shaking easily caused by direct friction of the wear-resistant boot on the workpiece are solved, and the detection stability of the device and the signal-to-noise ratio index of a detection signal are greatly improved. The probe module keeps the roller thereof in close contact with the inner wall of the workpiece through the tension spring, does not depend on the pressure of the whole set of mechanism, and can still be tightly attached to the steel pipe when the pressure of the whole set of mechanism changes; the relative motion pairs of the probe frame contacting the workpiece are rolling pairs, so that the problems of jumping and shaking easily caused by the direct friction of the wear-resistant boot on the workpiece are avoided, and the detection stability of the device and the signal-to-noise ratio index of a detection signal are greatly improved. The invention can be applied to the detection of partial layers, longitudinal damages and transverse damages of the inner wall of the steel pipe, is particularly suitable for the detection of the whole circumference by one-time completion without axial movement, and can also be applied to the detection of the outer wall of the steel pipe when the structure is slightly deformed.
Drawings
Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:
FIG. 1 is a schematic view of the inner wall inspection bonding probe holder of the present invention.
FIG. 2 is a schematic structural view of an inner wall inspection bonding probe holder according to the present invention.
FIG. 3 is a schematic view of the inner wall inspection bond probe holder of the present invention.
FIG. 4 is a schematic view of the inner wall inspection bond probe holder of the present invention.
Detailed Description
The present invention will be described in detail with reference to specific examples. The following examples will assist those skilled in the art in further understanding the invention, but are not intended to limit the invention in any way. It should be noted that variations and modifications can be made by persons skilled in the art without departing from the spirit of the invention. All falling within the scope of the present invention.
As shown in fig. 1 to 4, the inner wall detection and attachment probe holder of the invention comprises a limit screw 1, an outer frame 2, an inner frame 3, a first probe module 4, a tension spring 5, a first end roller 6, a second probe module 7, a rotating pin 9, a bracket 10, a second end roller 11, a tension spring column 12, a pin 13, a first roller 14 and a second roller, wherein the limit screw 1 is connected with the outer frame 2, the outer frame 2 is connected with the inner frame 3 through the rotating pin 9, the bracket 10 is rigidly connected in the outer frame 3 through at least one screw, the bottoms of two ends of the bracket 10 are respectively provided with the first end roller 6 and the second end roller 11, the middle of the bottom of the bracket 10 is provided with the first probe module 4 and the second probe module 7 through the rotating pin 13, one side of the first probe module is provided with two first rollers 14 with the same diameter as the first end roller 6, one side of the second probe module is provided with two second rollers with the same diameter as the first end roller 6, and a tension spring column 12 is arranged on the other side of the first probe module, one end of a tension spring 5 is connected with the first probe module 4, and the other end of the tension spring 5 is connected with a support 10.
The outer frame is connected with other parts of the equipment (such as a detection arm) through rigid connection, the detection arm generally has the freedom degree of parallel movement of the Y axis, provides the freedom degree of rotation around the X axis direction for a series of parts such as the inner frame, the bracket, the first probe module and the second probe module, and can rotate freely under the action of the limiting screw without causing tipping due to overlarge rotation angle. The rotating pin provides the first probe module and the second probe module with freedom of rotation around the Z axis. The concentric axis at the bottom of the bracket is staggered, the number can be increased or decreased according to the requirement of the detection range, and the scanning coverage rate of 100% is ensured. When the first end roller and the second end roller are in contact with the interior of the steel pipe 8, the first probe module and the second probe module are kept at proper torque W under the action of tension spring tension F, so that the first probe module and the second probe module can be tightly attached to the inner wall of the steel pipe, and the first probe module and the second probe module can process matched limiting grooves according to the steel pipe specification detected by the first probe module and the second probe module as required, so that the first probe module and the second probe module are prevented from overturning under the action of the tension spring tension F. The invention supports the dead weight of the whole set of equipment by the contact of the first roller and the second roller with the inner wall of the workpiece, and the shaft cores of the rollers arranged at two ends are concentric with the rotating axis of the probe module.
The invention relates to a probe frame for detecting and attaching the inner wall of a workpiece, which can provide rotational freedom degrees along an X axis and a Z axis, can better adapt to vertical and horizontal runout and self ovality in the rotating process of the workpiece, and keeps a probe to be stably attached to the inner wall of the workpiece in the rotating process of the workpiece. Because the device all adopts rolling contact with the work piece contact, different work piece specification probes all can keep perpendicular with the work piece inner wall, change after the specification adjust the probe gesture only need adjust the water layer distance can, the probe gesture adjustment degree of difficulty when greatly reduced changes the specification and shortens the adjustment time.
The foregoing description of specific embodiments of the present invention has been presented. It is to be understood that the present invention is not limited to the specific embodiments described above, and that various changes and modifications may be made by one skilled in the art within the scope of the appended claims without departing from the spirit of the invention.
Claims (5)
1. An inner wall detection and lamination probe frame is characterized by comprising a limiting screw, an outer frame, an inner frame, a first probe module, a tension spring, a first end roller, a second probe module, a rotating pin, a support, a second end roller, a tension spring column, a pin, a first roller and a second roller, wherein the limiting screw is connected with the outer frame, the outer frame is connected with the inner frame through the rotating pin, the support is rigidly connected into the outer frame through at least one screw, the bottom of two ends of the support is respectively provided with the first end roller and the second end roller, the middle of the bottom of the support is provided with the first probe module and the second probe module through the rotating pin, one side of the first probe module is provided with two first rollers with the same diameter as the first end roller, one side of the second probe module is provided with two second rollers with the same diameter as the first end roller, and the other side of the first probe module is provided with the tension spring column, one end of the tension spring is connected with the first probe module, and the other end of the tension spring is connected with the support.
2. The inner wall inspection bond probe holder of claim 1, wherein the pivot pin provides freedom of rotation about the Z-axis for the first and second probe modules.
3. The inner wall detection and attachment probe frame as claimed in claim 1, wherein when the first end roller and the second end roller contact with the inside of a steel pipe, the first probe module and the second probe module maintain proper torque under the tension of the tension spring, so that the first probe module and the second probe module can be tightly attached to the inner wall of the steel pipe.
4. The inner wall inspection bond probe holder of claim 1, wherein the outer frame is connected to other components of the apparatus by a rigid connection.
5. The inner wall detection and bonding probe frame as claimed in claim 1, wherein the first probe module and the second probe module are provided with matched limiting grooves according to the specification of the steel pipe to be detected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994989.1A CN108072702B (en) | 2016-11-10 | 2016-11-10 | Inner wall detection attaching probe frame |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610994989.1A CN108072702B (en) | 2016-11-10 | 2016-11-10 | Inner wall detection attaching probe frame |
Publications (2)
| Publication Number | Publication Date |
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| CN108072702A CN108072702A (en) | 2018-05-25 |
| CN108072702B true CN108072702B (en) | 2020-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610994989.1A Active CN108072702B (en) | 2016-11-10 | 2016-11-10 | Inner wall detection attaching probe frame |
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| CN (1) | CN108072702B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112098525A (en) * | 2020-09-15 | 2020-12-18 | 宝武集团马钢轨交材料科技有限公司 | Probe device for automatic ultrasonic detection of railway wheels and using method thereof |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1083106A1 (en) * | 1982-07-15 | 1984-03-30 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Device for ultrasonic inspection of cylinder-shaped articles |
| CN203069559U (en) * | 2012-12-24 | 2013-07-17 | 西南交通大学 | Self-adaption scanning device for railway carriage axle by using phased array ultrasonic flaw detection |
| CN204188574U (en) * | 2014-11-20 | 2015-03-04 | 上海金艺检测技术有限公司 | The automatic detection probe frame of four-way roll ultrasound wave |
| KR101499800B1 (en) * | 2014-11-26 | 2015-03-09 | 주식회사 아거스 | Tube power plant dedicated phased array ultrasonic detecting device |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201210151Y (en) * | 2008-06-12 | 2009-03-18 | 浙江师范大学 | Material internal stress ultrasonic detection apparatus |
| CN101923075B (en) * | 2009-06-10 | 2014-05-07 | 中国科学院金属研究所 | Method for compensating vibration of automatic and ultrasonic steel pipe flaw detection probe |
| US8347746B2 (en) * | 2010-01-19 | 2013-01-08 | The Boeing Company | Crawling automated scanner for non-destructive inspection of aerospace structural elements |
| CN202487186U (en) * | 2011-12-28 | 2012-10-10 | 核动力运行研究所 | Ultrasonic testing tool for welding line of safety injection pipe of pressure vessel in nuclear power station |
| US9334066B2 (en) * | 2013-04-12 | 2016-05-10 | The Boeing Company | Apparatus for automated rastering of an end effector over an airfoil-shaped body |
-
2016
- 2016-11-10 CN CN201610994989.1A patent/CN108072702B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1083106A1 (en) * | 1982-07-15 | 1984-03-30 | Всесоюзный Научно-Исследовательский Институт По Разработке Неразрушающих Методов И Средств Контроля Качества Материалов | Device for ultrasonic inspection of cylinder-shaped articles |
| CN203069559U (en) * | 2012-12-24 | 2013-07-17 | 西南交通大学 | Self-adaption scanning device for railway carriage axle by using phased array ultrasonic flaw detection |
| CN204188574U (en) * | 2014-11-20 | 2015-03-04 | 上海金艺检测技术有限公司 | The automatic detection probe frame of four-way roll ultrasound wave |
| KR101499800B1 (en) * | 2014-11-26 | 2015-03-09 | 주식회사 아거스 | Tube power plant dedicated phased array ultrasonic detecting device |
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| Publication number | Publication date |
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| CN108072702A (en) | 2018-05-25 |
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