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A Method of On-line Testing the Reliability of Aviation Tires by Geometric Size

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

Active Publication Date: 2016-01-20
HARBIN INST OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
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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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Examples

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Effect test

Embodiment Construction

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

[0017] A method for online detection of aviation tire reliability by geometric dimensions involved in this embodiment, the specific operation steps are as follows:

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

[0019] Using the aviation tire samples with different take-off and landing times provided by the aviation tire factory, including the tire samples from one take-off and landing to the final scrapping times, the geometric dimensions are measured in the laboratory with geometric dimension testing equipment. The measurement range includes testing the groove depth of aviation tires, testing the groove ...

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PUM

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Abstract

The invention provides a method for online detection of aviation tire reliability by geometrical size, after a plane lands, online detection of geometrical size of an aviation tire can be performed by a geometrical size detection device, and the geometrical size is inputted into a compiled program for direct feedback of aviation tire current physical properties, remaining use times and reliability evaluation. The amount of reduction of aviation tire current physical properties can be obtained directly, the aviation tire current situation can be more accurately known, the online detection technology can perform high-efficiency real-time aviation tire detection without disassemble, the tire current usage situation can be directly fed back by a constructed model equation, air force requirements of time efficiency can be met, and weapons and equipment can be rapidly detected. The evaluation is performed after the detection is completed, the aviation tire situation can be integrally analyzed according to tire mechanics theory, whether aviation tire can continue working can be quickly judged, and safe use life and remaining use times of the aviation tire can be predicted.

Description

technical field [0001] The invention relates to a method for on-line testing reliability of aviation tires through geometric dimensions, and belongs to the technical field of reliability testing methods for aviation tires. Background technique [0002] During the use of aviation tires, due to the high working intensity and harsh environment, it will cause severe wear of the patterns, breakage of cords, expansion of internal cracks in aviation tires, increase of air bubbles and even tire blowouts, which pose a huge threat to aircraft safety. With changes in the hardness, size, and pattern wear of aviation tires, the number of times that aviation tires can continue to be used will also gradually change. When some performances of the tires drop to a certain level, the aircraft must be replaced with new aviation tires, otherwise there will be a lot of trouble. It is a serious safety hazard and seriously threatens the personal safety of the aircraft and passengers. [0003] At p...

Claims

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Application Information

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Patent Type & Authority Patents(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
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