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Method for online detection of aviation tire reliability by geometrical tire size

A technology of aviation tires and geometric dimensions, applied in the direction of material inspection products, etc., can solve problems such as inaccurate detection, inability to evaluate and predict, and achieve the effects of improving safety factor, convenient testing, and easy realization

Active Publication Date: 2015-04-22
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This kind of detection is inaccurate, and after the detection, the data of the detection cannot be quickly used to make an effective evaluation and prediction of the current use status of the tire, so as to accurately estimate the remaining number of uses

Method used

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Embodiment Construction

[0016] The present invention will be further described in detail below: this embodiment is implemented on the premise of the technical solution of the present invention, and detailed implementation manners are given, but the protection scope of the present invention is not limited to the following embodiments.

[0017] This embodiment relates to a method for online detection of reliability of aviation tires through geometric dimensions, and the specific operation steps are as follows:

[0018] Step 1: Measurement of geometric dimensions of aviation tires with different takeoffs and landings

[0019] Using the aviation tire samples with different takeoffs and landings provided by the aviation tire factory, including tire samples from 1 takeoff and landing to the final scrapping times, the geometric dimensions of the tire samples are measured in the laboratory using geometrical size testing equipment. The measurement range includes testing the groove depth of aero tires, testing the gr...

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PUM

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Abstract

The invention provides a method for achieving on-line detection of the reliability of an aircraft tire through geometric dimensions. According to the method for achieving on-line detection of the reliability of the aircraft tire through the geometric dimensions, after an aircraft is landed, on-line detection of the geometric dimensions of the aircraft tire is conducted through physical dimension detection equipment, the dimensions are input into a compiled program, and then the current physical performance, the remaining life and the reliability evaluation of the aircraft tire are fed back directly. In this way, detection personnel can directly learn the reduction degree of the current physical performance and learn the current condition of the aircraft tire more accurately. Due to the fact that the on-line detection technology is adopted, disassembly is not needed, efficient and real-time detection of the aircraft tire can be achieved; due to the fact that the current use condition of the tire is fed back directly through an established model equation, the requirement for time efficiency of air force can be met, and weapons can be detected rapidly. Due to the fact that evaluation is completed after detection, the condition of the aircraft tire is analyzed integrally according to the theory of mechanics of the tire, whether the aircraft tire can continuous to work or not can be judged rapidly, the available safe life of the aircraft tire can be predicted, and the remaining life of the aircraft tire can be predicted.

Description

Technical field [0001] The invention relates to a method for online testing the reliability of aviation tires through geometric dimensions, and belongs to the technical field of methods for measuring the reliability of aviation tires. Background technique [0002] In the use of aviation tires, due to the high working intensity and harsh environment, it will cause severe pattern wear, cord breakage, internal crack expansion of aviation tires, increase of air bubbles and even puncture, which poses a huge threat to aircraft safety. With the changes in the hardness, size, and pattern wear of aviation tires, the number of times that aviation tires can continue to be used also gradually changes. When the performance of the tires drops to a certain level, the aircraft must be replaced with new aviation tires, otherwise there will be a lot of problems. A big safety hazard seriously threatens the personal safety of the aircraft and its crew. [0003] At present, aviation tires are fully in...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N33/44
Inventor 王友善刘宇鹏刘宇艳吴健崔志博粟本龙周锐刘强
Owner HARBIN INST OF TECH