Torsional fatigue damage detection test platform

A technology of torsional fatigue and test platform, which is applied in the testing of mechanical components, testing of machine/structural components, testing the strength of materials by applying repetitive force/pulsation force, etc. It can solve the problems that research and analysis need to be completed offline, and achieve convenience The effect of flexible control

Pending Publication Date: 2019-07-05
BEIJING INSTITUTE OF TECHNOLOGYGY
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  • Claims
  • Application Information

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Problems solved by technology

Traditional torsional fatigue testing machines can only complete fatigue testing or data collection, and related research and analysis need to be done offline

Method used

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  • Torsional fatigue damage detection test platform
  • Torsional fatigue damage detection test platform
  • Torsional fatigue damage detection test platform

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Embodiment Construction

[0015] The technical solutions of the present invention will be described in detail below through the accompanying drawings and specific embodiments. It should be understood that the embodiments of the present invention and the specific technical features in the embodiments are only descriptions of the technical solutions of the present invention, rather than limitations. , the embodiments of the present invention and specific technical features in the embodiments may be combined with each other.

[0016] figure 1 Shown is a schematic structural diagram of a torsional fatigue damage detection test platform in an embodiment of the present invention, and the system includes:

[0017] The present invention is composed of a hardware system and a software system. The hardware system includes a torsional fatigue testing machine, a data acquisition unit and a power unit of the testing machine, including a torsional fatigue testing machine, various signal sensors, signal conditioning ...

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Abstract

The invention designs a torsional fatigue damage detection test platform, which comprises a torsional fatigue testing machine, a data acquisition unit, a testing machine power unit and an upper computer unit, wherein the torsional fatigue testing machine provides fixation and loading of a torsional fatigue test sample; a linear motor in the testing machine power unit provides power for the torsional fatigue testing machine, and controls the magnitude of sample torque load and loading efficiency by means of a manual instruction of a human-computer interaction interface; the data acquisition unit acquires signal data of the sample in the test process, and transmits the data to the upper computer unit; and the upper computer unit receives the signal data of the data acquisition unit, performspost-processing on the signal and stores the data, and completes the calling of information and control of the power unit by means of the human-computer interaction interface. The torsional fatigue damage detection test platform can customize the test parameters according to the requirements of a research task, flexibly design the test scheme, independently customize the signal post-processing scheme according to the research purpose, and complete the research experiment related to torsional fatigue damage detection efficiently and conveniently.

Description

technical field [0001] The invention belongs to the technical field of mechanical processing detection, and relates to a torsional fatigue damage detection platform, in particular to a torsional fatigue damage detection test platform. It is a kind of detection system that can realize the real-time processing and analysis of the signal, and store and display the processing result data by building the LabVIEW software platform. Background technique [0002] Fatigue durability is an important performance of mechanical equipment, and component fatigue testing is an important method to improve the durability of mechanical equipment. Fatigue testing machine is an important instrument and equipment for testing the fatigue performance of materials, parts and structures. It is one of the most commonly used equipment for material performance testing in the material industry and quality inspection departments at all levels. Traditional torsional fatigue testing machines can only compl...

Claims

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Application Information

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IPC IPC(8): G01N3/26G01N3/38G01M13/00
CPCG01N3/26G01N3/38G01M13/00G01N2203/0073
Inventor 龙震海王晓敏贺照鹏韩福宁龚宇
Owner BEIJING INSTITUTE OF TECHNOLOGYGY
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