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Method for quick checkout of ultrasonic probe of automatic flaw detector

A flaw detector and ultrasonic technology, which is applied in the field of rapid calibration of ultrasonic probes of automatic flaw detectors, can solve problems such as low work efficiency, time-consuming and labor-intensive problems, and achieve the effects of reducing labor, saving operating time, and improving work efficiency

Inactive Publication Date: 2018-12-14
NANJING IRON & STEEL CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0003] The technical problem to be solved by the present invention is how to use the existing ultrasonic probe detection method. The calibration of the new probe must be installed on the probe bracket, and the standard test block is used for calibration. The calibration time of a probe is about 40 minutes, which is time-consuming and laborious, and the work efficiency is low.

Method used

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Experimental program
Comparison scheme
Effect test

Embodiment

[0014] Embodiment: A method for quickly verifying the ultrasonic probe of an automatic flaw detector, including the following steps:

[0015] a. Prepare the water tank and the calibration test block, add tap water to the water tank, and submerge the calibration test block;

[0016] b. Find a probe jack on the automatic flaw detector according to the probe calibration process, unplug the original plug, and insert the probe to be tested into the probe jack;

[0017] c. Make the probe to be tested fit the calibration test block in tap water, and start the probe calibration program to perform flaw detection on the calibration test block;

[0018] d. After calibration, check the accuracy of the probe. If it is within the preset range of probe accuracy and the preset range is 29db-40db, the probe to be tested is qualified. If not, the probe to be tested is unqualified.

[0019] Wherein, in step a, the diameter and height of the water tank are both 300mm, the water volume of tap water is 2.5L,...

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Abstract

The invention discloses a method for the quick checkout of an ultrasonic probe of an automatic flaw detector, and relates to the technical field of ultrasonic probe checkout methods. The method comprises the following steps that: a: preparing a water tank and a calibration test block, and adding running water into the water tank to flood the calibration test block; b: according to a probe calibration process, finding any probe jack on the automatic flaw detector, unplugging an original plug, and inserting a probe to be detected into the probe jack; c: enabling the probe to be detected to be fit with the calibration test block in the running water, and starting a probe calibration program to carry out flow detection on the calibration test block; and d: after calibration ends, checking theaccuracy of the probe, if the accuracy of the probe is within a preset range, proving that the probe to be detected is qualified, and if the accuracy of the probe is not within the preset range, proving that the probe to be detected is unqualified. By use of the method, a great quantity of operation time is saved, the calibration of the probe to be detected is effectively simplified, and therefore, the calibration efficiency of the ultrasonic probe is improved.

Description

Technical field [0001] The invention relates to the technical field of an ultrasonic probe calibration method, in particular to a method for rapid calibration of an ultrasonic probe of an automatic flaw detector. Background technique [0002] Automatic flaw detection is a kind of equipment that uses ultrasonic to detect defects in steel plates. During the detection process, the probe will wear out and the value will not meet the standard, resulting in the detection not being performed normally. A new probe needs to be replaced to work normally, but the calibration of the new probe must be installed To the probe holder, use the standard test block for calibration. The calibration time of a probe is about 40 minutes, which is time-consuming and labor-intensive, and the work efficiency is low. Summary of the invention [0003] The technical problem to be solved by the present invention is how the existing ultrasonic probe detection method, the calibration of the new probe must be ins...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N29/24G01N29/30
CPCG01N29/24G01N29/30G01N2291/0234
Inventor 张辉储小健杨小龙王瑞柳冬
Owner NANJING IRON & STEEL CO LTD