CN112485333A - Distance control device for spindle phased array ultrasonic testing - Google Patents
Distance control device for spindle phased array ultrasonic testing Download PDFInfo
- Publication number
- CN112485333A CN112485333A CN202011304073.1A CN202011304073A CN112485333A CN 112485333 A CN112485333 A CN 112485333A CN 202011304073 A CN202011304073 A CN 202011304073A CN 112485333 A CN112485333 A CN 112485333A
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- Prior art keywords
- spindle
- phased array
- probe
- connecting plate
- distance control
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- 239000000523 sample Substances 0.000 claims abstract description 46
- 238000001514 detection method Methods 0.000 claims abstract description 22
- 238000007689 inspection Methods 0.000 claims 2
- 238000000034 method Methods 0.000 description 5
- 238000002604 ultrasonography Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 241001061137 Caulophrynidae Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002592 echocardiography Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000009659 non-destructive testing Methods 0.000 description 1
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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
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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
- G01N29/223—Supports, positioning or alignment in fixed situation
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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
- G01N29/24—Probes
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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
-
- 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
- G01N2291/04—Wave modes and trajectories
- G01N2291/044—Internal reflections (echoes), e.g. on walls or defects
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- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Acoustics & Sound (AREA)
- Investigating Or Analyzing Materials By The Use Of Ultrasonic Waves (AREA)
Abstract
The invention discloses a distance control device for spindle phased array ultrasonic detection, which comprises a probe fixing device, a telescopic device, a rotating ring and an inner ring sleeve, wherein a probe is fixed on the probe fixing device, the probe fixing device is connected with one end of the telescopic device, the other end of the telescopic device is connected with the rotating ring, the rotating ring is nested on the inner ring sleeve, the inner ring sleeve is fixed on the central end face of a spindle through a fixed magnet, and the distance between the phased array probe and the spindle center is kept unchanged when the phased array probe moves along the circumferential direction, so that the accuracy of detection speed and position is greatly improved.
Description
Technical Field
The invention belongs to the field of nondestructive testing, and relates to a distance control device for spindle phased array ultrasonic testing.
Background
The main shaft of the fan is used for transmitting torque, is connected with the fan fins and the fan base and is an important metal part of the fan. The failure of the main shaft is mainly multi-source rotary fatigue fracture, and the direction of the crack is mainly transverse to the shaft. The spindle used on site is wrapped in the shell, only the end face of the spindle is visible, and detection can be carried out only on the end face.
The whole main shaft structure has a plurality of step structures, defect echoes are difficult to distinguish from structure reflected waves during conventional ultrasonic (A-type pulse reflection) detection, and a probe is limited in placement position and difficult to detect, so that misjudgment or missing detection is easily caused.
Phased array ultrasound can realize angle deflection, and the detection part is comprehensively scanned under the condition of not moving a probe, so that the phased array ultrasound is the best choice for solving the difficulty of conventional ultrasound detection. However, phased array ultrasonic detection needs to keep the distance between the probe and the center of the main shaft unchanged in the circumferential direction of the end face so as to realize accurate and reliable detection. The main shaft is hollow, and the central position of the main shaft is provided with a component which is not easy to be disassembled, and the position of the probe is fixed by adopting a manual circle drawing method. In the actual detection process, whether the circle is drawn around the center of the main shaft and whether the distance between the probe and the main shaft can be kept unchanged in the advancing process can not be well guaranteed, and the relative position of the probe needs to be adjusted at any time, so that the detection efficiency is low. Therefore, in consideration of the current situation of the spindle phased array ultrasonic detection, a distance control device for spindle phased array ultrasonic detection needs to be provided, and the device can ensure that the distance between a phased array probe and the center of a spindle is kept unchanged when the phased array probe moves along the circumferential direction, so that the detection efficiency and the position accuracy are greatly improved.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a distance control device for spindle phased array ultrasonic detection, which can ensure that the distance between a phased array probe and the center of a spindle is kept unchanged when the phased array probe moves along the circumferential direction, and greatly improve the detection speed and the accuracy of the position.
In order to achieve the purpose, the distance control device for the spindle phased array ultrasonic testing comprises a probe fixing device, a telescopic device, a rotating ring and an inner ring sleeve, wherein the probe is fixed on the probe fixing device, the probe fixing device is connected with one end of the telescopic device, the other end of the telescopic device is connected with the rotating ring, the rotating ring is nested on the inner ring sleeve, and the inner ring sleeve is fixed on the central end face of the spindle through a fixed magnet.
The probe is fixed on the probe fixing device through a first fixing bolt.
The telescopic device comprises an upper connecting plate and a lower connecting plate, wherein the upper connecting plate is connected with the lower connecting plate, the probe fixing device is connected onto a first fixing groove on the upper connecting plate, and the rotating ring is arranged on a second fixing groove on the lower connecting plate.
The upper connecting plate is connected with the lower connecting plate through a second fixing bolt.
The upper connecting plate is provided with scales.
The telescopic device can be replaced according to the size of the specification of the end face of the main shaft.
And a roller is arranged between the rotating ring and the inner ring sleeve.
The rotating ring is formed by splicing an upper semicircle and a lower semicircle, wherein the splicing positions of the upper semicircle and the lower semicircle are step-shaped and are connected through a third fixing bolt.
The upper edge of the inner ring sleeve is of a boss structure.
The invention has the following beneficial effects:
when the distance control device for the phased array ultrasonic detection of the main shaft is in specific operation, the inner ring sleeve is fixed on the central end face of the main shaft through the fixed magnet, a rotating track is provided for the rotating ring, the relative distance of the probe relative to the center of the main shaft is fixed through the telescopic device, and the distance control device is suitable for main shafts of different specifications through replacement of the telescopic device during actual operation. Through the rotation of the rotating ring, the distance between the probe and the center of the main shaft is kept unchanged during circumferential movement, stable distance control is realized, and the detection efficiency and the position accuracy are greatly improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a top view of the present invention;
FIG. 3 is a bottom view of the present invention;
fig. 4 is a schematic view of the inner ring sleeve 15 of the present invention.
1 is probe fixing device, 2 is first fixing bolt, 3 is first fixed slot, 4 is telescoping device, 5 is upper junction plate, 6 second bolt holes, 7 is lower junction plate, 8 is second fixing bolt, 9 is the circle of rotating, 10 is the last semicircle, 11 is the lower semicircle, 12 is first bolt hole, 13 is third fixing bolt, 14 is the gyro wheel, 15 is the inner circle sleeve, 16 is the right semicircle, 17 is the left semicircle, 18 is fixed magnet, 19 is the boss structure, 20 is the second fixed slot, 21 is the fourth fixing bolt.
Detailed Description
The invention is described in further detail below with reference to the accompanying drawings:
referring to fig. 1 to 4, the distance control device for spindle phased array ultrasonic testing according to the present invention includes a probe fixing device 1, a telescopic device 4, a rotating ring 9, and an inner ring sleeve 15, wherein the probe is fixed on the probe fixing device 1, the probe fixing device is connected to one end of the telescopic device 4, the other end of the telescopic device 4 is connected to the rotating ring 9, the rotating ring 9 is nested on the inner ring sleeve 15, and the inner ring sleeve 15 is fixed on a central end surface of the spindle through a fixing magnet 18.
The probe is fixed on the probe fixing device 1 through a first fixing bolt 2.
The telescopic device 4 comprises an upper connecting plate 5 and a lower connecting plate 7, wherein the upper connecting plate 5 is connected with the lower connecting plate 7, the probe fixing device 1 is connected onto a first fixing groove 3 on the upper connecting plate 5, and a rotating ring 9 is arranged on a second fixing groove 20 on the lower connecting plate 7.
The upper connecting plate 5 is connected with the lower connecting plate 7 through a second fixing bolt 8.
The upper connecting plate 5 is provided with scales.
The telescopic device 4 can be replaced according to the size of the end face specification of the main shaft.
A roller 14 is arranged between the rotating ring 9 and the inner ring sleeve 15.
The rotating ring 9 is formed by splicing an upper semicircle 10 and a lower semicircle 11, wherein the splicing positions of the upper semicircle 10 and the lower semicircle 11 are step-shaped and are connected through a third fixing bolt 13.
The upper edge of the inner ring sleeve 15 is provided with a boss structure 19.
The roller 14 is fixed on the rotating ring 9 through a fourth fixing bolt 21, the upper semicircle 10 and the lower semicircle 11 are both provided with a first bolt hole 12 for a third fixing bolt 13 to pass through, and the upper connecting plate 5 and the lower connecting plate 7 are provided with a second bolt hole 6 for a second fixing bolt 8 to pass through.
The outer diameter of the boss structure 19 is 5mm larger than the inner diameter of the inner ring sleeve 15, the boss structure is used for preventing the rotating ring 9 from being separated from the upper portion, the distance between the bottoms of the left half ring 17 and the right half ring 16 and the bottom of the boss structure 19 is larger than the width of the rotating ring 9, the rotating ring 9 is embedded on the inner ring sleeve 15, and the inner ring sleeve 15 is fixed on the end face of the spindle through the fixed magnet 18.
Referring to fig. 2, the specific use process of the present invention is: 1) the probe fixing device 1 and the lower semicircle 11 are connected through the telescopic device 4; 2) an inner ring sleeve 15 is fixed at the central point of the end surface of the main shaft; 3) an upper semicircle 10 and a lower semicircle 11 of the rotating ring 9 are arranged on the inner ring sleeve 15; 4) installing the probe on the probe fixing device 1; 5) adjusting the telescopic device 4 to fix the probe at a required position; 6) and moving the probe to move along the circumferential direction, wherein the distance from the probe to the center of the main shaft is kept unchanged in the movement process.
Claims (9)
1. The distance control device for the spindle phased array ultrasonic detection is characterized by comprising a probe fixing device (1), a telescopic device (4), a rotating ring (9) and an inner ring sleeve (15), wherein the probe is fixed on the probe fixing device (1), the probe fixing device is connected with one end of the telescopic device (4), the other end of the telescopic device (4) is connected with the rotating ring (9), the rotating ring (9) is nested on the inner ring sleeve (15), and the inner ring sleeve (15) is fixed on the central end face of a spindle through a fixed magnet (18).
2. The distance control device for ultrasonic testing of a phased array spindle according to claim 1, wherein the probe is fixed to the probe fixing device (1) by a first fixing bolt (2).
3. The distance control device for the spindle phased array ultrasonic testing according to claim 1, wherein the telescopic device (4) comprises an upper connecting plate (5) and a lower connecting plate (7), wherein the upper connecting plate (5) is connected with the lower connecting plate (7), the probe fixing device (1) is connected to a first fixing groove (3) on the upper connecting plate (5), and the rotating ring (9) is arranged on a second fixing groove (20) on the lower connecting plate (7).
4. The distance control device for the ultrasonic detection of the phased array spindle according to claim 2, wherein the upper connecting plate (5) and the lower connecting plate (7) are connected by a second fixing bolt (8).
5. The distance control device for ultrasonic spindle phased array inspection according to claim 3, wherein the upper connecting plate (5) has a scale.
6. The distance control device for the ultrasonic inspection of the phased array spindle according to claim 1, wherein the telescoping device (4) is replaced according to the size of the specification of the end face of the spindle.
7. The distance control device for ultrasonic detection of a phased array spindle according to claim 1, wherein a roller (14) is provided between the rotating ring (9) and the inner ring sleeve (15).
8. The distance control device for the spindle phased array ultrasonic testing according to claim 4, wherein the rotating ring (9) is formed by splicing an upper semicircle (10) and a lower semicircle (11), wherein the splicing positions of the upper semicircle (10) and the lower semicircle (11) are step-shaped and are connected through a third fixing bolt (13).
9. The distance control device for ultrasonic detection of a spindle phased array according to claim 1, wherein an upper edge of the inner ring sleeve (15) is a boss structure (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011304073.1A CN112485333A (en) | 2020-11-19 | 2020-11-19 | Distance control device for spindle phased array ultrasonic testing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011304073.1A CN112485333A (en) | 2020-11-19 | 2020-11-19 | Distance control device for spindle phased array ultrasonic testing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112485333A true CN112485333A (en) | 2021-03-12 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011304073.1A Pending CN112485333A (en) | 2020-11-19 | 2020-11-19 | Distance control device for spindle phased array ultrasonic testing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112485333A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155964A (en) * | 2021-04-14 | 2021-07-23 | 西安热工研究院有限公司 | In-service fan main shaft end surface ultrasonic detection probe positioning device |
| CN117949535A (en) * | 2024-03-27 | 2024-04-30 | 友铂空天动力(深圳)有限公司 | Ultrasonic detection device and method for fan spindle |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0326960A (en) * | 1989-06-26 | 1991-02-05 | Hitachi Ltd | Ultrasonic inspection apparatus |
| JPH04274754A (en) * | 1991-03-01 | 1992-09-30 | Toshiba Corp | Ultrasonic flaw detector for turbine rotor blade base |
| JPH11264813A (en) * | 1998-03-18 | 1999-09-28 | Tokyo Electric Power Co Inc:The | Ultrasonic flaw detecting device and method therefor |
| CN104079810A (en) * | 2014-07-16 | 2014-10-01 | 镇江中维信息技术有限公司 | Three-dimensional panoramic scanning device and three-dimensional model generating method |
| US20140305217A1 (en) * | 2013-04-12 | 2014-10-16 | The Boeing Company | Apparatus for Automated Rastering of an End Effector Over an Airfoil-Shaped Body |
| CN208556399U (en) * | 2018-07-31 | 2019-03-01 | 山东非金属材料研究所 | A kind of pipeline scanner probe installation equipment |
-
2020
- 2020-11-19 CN CN202011304073.1A patent/CN112485333A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0326960A (en) * | 1989-06-26 | 1991-02-05 | Hitachi Ltd | Ultrasonic inspection apparatus |
| JPH04274754A (en) * | 1991-03-01 | 1992-09-30 | Toshiba Corp | Ultrasonic flaw detector for turbine rotor blade base |
| JPH11264813A (en) * | 1998-03-18 | 1999-09-28 | Tokyo Electric Power Co Inc:The | Ultrasonic flaw detecting device and method therefor |
| US20140305217A1 (en) * | 2013-04-12 | 2014-10-16 | The Boeing Company | Apparatus for Automated Rastering of an End Effector Over an Airfoil-Shaped Body |
| CN104079810A (en) * | 2014-07-16 | 2014-10-01 | 镇江中维信息技术有限公司 | Three-dimensional panoramic scanning device and three-dimensional model generating method |
| CN208556399U (en) * | 2018-07-31 | 2019-03-01 | 山东非金属材料研究所 | A kind of pipeline scanner probe installation equipment |
Non-Patent Citations (1)
| Title |
|---|
| 牛贵玲 等主编: "《机械基础》", 31 August 2017 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113155964A (en) * | 2021-04-14 | 2021-07-23 | 西安热工研究院有限公司 | In-service fan main shaft end surface ultrasonic detection probe positioning device |
| CN117949535A (en) * | 2024-03-27 | 2024-04-30 | 友铂空天动力(深圳)有限公司 | Ultrasonic detection device and method for fan spindle |
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Application publication date: 20210312 |