CN113960179A - Method for adjusting center of ultrasonic flaw detection equipment in water layer mode - Google Patents
Method for adjusting center of ultrasonic flaw detection equipment in water layer mode Download PDFInfo
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- CN113960179A CN113960179A CN202111196735.2A CN202111196735A CN113960179A CN 113960179 A CN113960179 A CN 113960179A CN 202111196735 A CN202111196735 A CN 202111196735A CN 113960179 A CN113960179 A CN 113960179A
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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
- G01N29/30—Arrangements for calibrating or comparing, e.g. with standard objects
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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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- 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
- G01N2291/105—Number of transducers two or more emitters, two or more receivers
Abstract
The invention discloses a method for adjusting the center of ultrasonic flaw detection equipment in a water layer mode, which comprises the steps of firstly placing a center sample rod meeting the straightness requirement into a water tank of the ultrasonic flaw detection equipment, recording the water layer distance of each ultrasonic probe through software, then determining the position of each probe, calculating the vertical and horizontal center deviation between two opposite probes through the water layer distance, then adjusting the height and the horizontal position of a platform according to the calculated deviation, and finally testing the sample rod to ensure that the equipment can normally alarm; compared with the traditional mechanical measurement mode, the mode has the advantages of convenience, rapidness, high precision, small error and the like, the overhauling and adjusting time can be greatly shortened, and the sequential operation of production is guaranteed.
Description
Technical Field
The invention relates to a central measurement mode of ultrasonic equipment, in particular to a method for adjusting the center of ultrasonic flaw detection equipment in a water layer mode.
Background
In the steel production process, GE ultrasonic flaw detection equipment is usually adopted to carry out multi-idle joint flaw detection on finished products, which requires very high central precision requirement of the GE ultrasonic flaw detection equipment, and false alarm and missing alarm phenomena are easily caused if the central position has deviation.
In the conventional method, a manual mechanical measurement mode is usually adopted to measure and adjust the center, and the measurement mode has high requirements on personnel, is time-consuming and labor-consuming, and is easy to generate errors.
Disclosure of Invention
The purpose of the invention is as follows: the invention aims to provide a water layer type method for adjusting the center of ultrasonic flaw detection equipment, which has higher efficiency and higher precision and is used for measuring and adjusting the center of the flaw detection equipment.
The technical scheme is as follows: the invention relates to a method for adjusting the center of flaw detection equipment in a water layer mode, which comprises the following steps:
s1: putting a central sample rod meeting the flatness requirement into a water tank of ultrasonic equipment, and recording the distance of a water layer of each ultrasonic probe through software;
s2: determining the position of each probe, and calculating the vertical and horizontal deviation of the center between the two opposite probes according to the distance of the water layer;
s3: adjusting the height and the left and right positions of the platform according to the calculated deviation;
s4: and the sample rod is tested to ensure that the equipment can normally alarm.
In the technical scheme, the central deviation of the ultrasonic equipment is calculated through the water layer distance, and then the central deviation meeting the equipment requirements is adjusted through parameter adjustment and mechanical correction.
Preferably, in S3, the left-right deviation adjustment is performed first, and then the up-down deviation adjustment is performed, so that the accuracy in the up-down adjustment can be made higher, and the position of the apparatus after the left-right adjustment is not affected.
Preferably, in S3, the two probes for left and right offset adjustment are a and B, respectively, the water layer distance of probe a is subtracted by the water layer distance of probe B to obtain a difference S1, and if S1 is positive, the platform is adjusted to probe B; if S1 is negative, the stage is adjusted to the probe a, and the lateral shift of the flaw detection apparatus is adjusted.
Preferably, in S3, the two sets of probes for adjusting the vertical deviation are C, D and E, F, respectively, wherein the difference between the distances between the water layers of the probe C and the probe D between the probe C and the probe D is S2, the difference between the distances between the water layers of the probe E and the probe F between the probes E and F is S3, and if S2 > S3, the platform moves towards the probes E and F; if S2 < S3, the platform moves towards the direction of the probe C and the probe D, thereby realizing the vertical deviation adjustment of the flaw detection equipment.
Preferably, in S3, the final deviation of the adjustment is within ± 0.3, and within this range, the sufficient precision work requirement of the flaw detection apparatus can be ensured.
Preferably, in S3, adjust about and from top to bottom through adding at the bottom of supersound equipment and establish the gasket, can finely tune supersound equipment through this mode, richened the functional of scheme, made things convenient for staff' S operation.
Has the advantages that: compared with the prior art, the invention has the advantages that: 1. compared with the traditional mechanical measurement, the water layer measurement has low requirements on labor intensity and difficulty, and the operation is simpler and more convenient; 2. the water layer measurement result is more accurate and reliable, and the final flaw detection effect can be improved in terms of the result.
Drawings
FIG. 1 is a structural diagram of the GE inspection apparatus of the present invention;
FIG. 2 is a table of water layer distances and differences for each probe in an embodiment of the present invention.
Detailed Description
The technical scheme of the invention is further explained by combining the attached drawings.
The method for adjusting the center of the ultrasonic flaw detection equipment in a water layer mode comprises the following steps:
s1: putting a central sample rod meeting the flatness requirement into a water tank of ultrasonic equipment, and recording the distance of a water layer of each ultrasonic probe, namely the distance from the probe to the surface of the round steel through software;
s2: determining the position of each probe, and calculating the vertical and horizontal deviation of the center between the two opposite probes according to the distance of the water layer;
s3: according to the calculated deviation, firstly carrying out left-right adjustment, and then carrying out up-down adjustment; specifically, the two probes for left and right deviation adjustment are respectively A and B, the water layer distance of the probe A is subtracted by the water layer distance of the probe B to obtain a difference S1, and if S1 is positive, the platform is adjusted to the probe B; if S1 is negative, the platform is adjusted to the probe A; the two groups of probes for adjusting the vertical deviation are C, D and E, F respectively, wherein the difference of the distances between the water layers of the probe C and the probe D between the probe C and the probe D is S2, the difference of the distances between the water layers of the probe E and the probe F between the probe D and the probe D between the probe D and the probe E is S3, and if S2 is greater than S3, the platform moves towards the direction of the probe E and the probe F; if S2 is less than S3, the platform moves towards the direction of the probe C and the probe D; the final deviation of the adjustment is within ± 0.3.
Therefore, the water layer type center position of the ultrasonic flaw detection equipment is adjusted through the technical scheme, compared with the traditional mechanical measurement, the mode has the advantages of higher precision, simpler and more convenient operation and higher efficiency, and the time for overhauling and adjusting can be greatly shortened, so that the flaw detection and production efficiency are improved.
The mode that the regulation of controlling and going up and down go on in proper order can ensure the adjustment accuracy, is difficult to appear the error. And can adjust through the mode of adding the pad of establishing at the bottom of ultrasonic equipment, richened the functional of scheme.
As shown in fig. 1, the GE ultrasound system in this embodiment has 6 probes, and the water layer distance of each probe and the difference between the two opposing probes are shown in fig. 2.
Claims (6)
1. A method for adjusting the center of ultrasonic flaw detection equipment in a water layer mode is characterized by comprising the following steps:
s1: putting a central sample rod meeting the flatness requirement into a water tank of ultrasonic equipment, and recording the distance of a water layer of each ultrasonic probe through software;
s2: determining the position of each probe, and calculating the vertical and horizontal deviation of the center between the two opposite probes according to the distance of the water layer;
s3: adjusting the height and the left and right positions of the platform according to the calculated deviation;
s4: and the sample rod is tested to ensure that the equipment can normally alarm.
2. The method for adjusting the center of an ultrasonic testing apparatus in an aqueous layer manner according to claim 1, wherein in S3, the left-right deviation adjustment is performed first, and then the up-down deviation adjustment is performed.
3. The method for adjusting the center of an ultrasonic testing apparatus in a water layer manner according to claim 1, wherein in S3, the two probes for left and right deviation adjustment are A and B respectively, the water layer distance of the probe A is subtracted by the water layer distance of the probe B to obtain a difference value S1, and if S1 is positive, the platform is adjusted towards the probe B; if S1 is negative, the platform is adjusted toward probe A.
4. The method for adjusting the center of an ultrasonic testing apparatus in a water layer manner according to claim 1, wherein in S3, the two sets of probes for adjusting the up-down deviation are C, D and E, F, respectively, wherein the difference of the distances between the water layers of the probe C and the probe D is S2, the difference of the distances between the water layers of the probe E and the probe F is S3, and if S2 > S3, the platform moves towards the direction of the probe E and the probe F; if S2 < S3, the platform moves towards the probe C and the probe D.
5. The method for aqueous layer alignment of ultrasonic testing apparatus center according to claim 1, wherein in S3, the final deviation of the alignment is within ± 0.3.
6. The method for adjusting the center of an ultrasonic testing apparatus in a water layer manner according to claim 1, wherein in S3, the adjustment is performed in a left-right direction and a vertical direction by adding a spacer to the bottom of the ultrasonic testing apparatus.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111196735.2A CN113960179A (en) | 2021-10-14 | 2021-10-14 | Method for adjusting center of ultrasonic flaw detection equipment in water layer mode |
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| CN202111196735.2A CN113960179A (en) | 2021-10-14 | 2021-10-14 | Method for adjusting center of ultrasonic flaw detection equipment in water layer mode |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539542A (en) * | 2008-03-21 | 2009-09-23 | 宝山钢铁股份有限公司 | Performance test device for water immersion focusing probe and test method thereof |
| CN103575251A (en) * | 2012-08-10 | 2014-02-12 | 宝山钢铁股份有限公司 | Center deviation detecting method for rotary type ultrasonic flaw detection device |
| CN103604366A (en) * | 2013-11-06 | 2014-02-26 | 深圳市华星光电技术有限公司 | System for detecting error and guiding error correction and method thereof |
| CN104251885A (en) * | 2013-06-26 | 2014-12-31 | 宝山钢铁股份有限公司 | Adjustment method of position deviation of welded pipe welding line and ultrasonic flaw detection dolly |
| CN107234138A (en) * | 2017-06-30 | 2017-10-10 | 攀钢集团工程技术有限公司 | Mill housing aligning method |
| CN108802191A (en) * | 2018-06-19 | 2018-11-13 | 安徽工业大学 | A kind of water logging defect detection on ultrasonic basis of rolled steel defect |
| CN112355440A (en) * | 2020-10-29 | 2021-02-12 | 哈尔滨工业大学（威海） | Underwater welding seam ultrasonic tracking system and algorithm |
| CN116163182A (en) * | 2023-02-24 | 2023-05-26 | 湖南三一智能控制设备有限公司 | Leveling control method, leveling control system, working machine, electronic equipment and computer medium |
-
2021
- 2021-10-14 CN CN202111196735.2A patent/CN113960179A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101539542A (en) * | 2008-03-21 | 2009-09-23 | 宝山钢铁股份有限公司 | Performance test device for water immersion focusing probe and test method thereof |
| CN103575251A (en) * | 2012-08-10 | 2014-02-12 | 宝山钢铁股份有限公司 | Center deviation detecting method for rotary type ultrasonic flaw detection device |
| CN104251885A (en) * | 2013-06-26 | 2014-12-31 | 宝山钢铁股份有限公司 | Adjustment method of position deviation of welded pipe welding line and ultrasonic flaw detection dolly |
| CN103604366A (en) * | 2013-11-06 | 2014-02-26 | 深圳市华星光电技术有限公司 | System for detecting error and guiding error correction and method thereof |
| CN107234138A (en) * | 2017-06-30 | 2017-10-10 | 攀钢集团工程技术有限公司 | Mill housing aligning method |
| CN108802191A (en) * | 2018-06-19 | 2018-11-13 | 安徽工业大学 | A kind of water logging defect detection on ultrasonic basis of rolled steel defect |
| CN112355440A (en) * | 2020-10-29 | 2021-02-12 | 哈尔滨工业大学（威海） | Underwater welding seam ultrasonic tracking system and algorithm |
| CN116163182A (en) * | 2023-02-24 | 2023-05-26 | 湖南三一智能控制设备有限公司 | Leveling control method, leveling control system, working machine, electronic equipment and computer medium |
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