一种用于偏斜花键的振动测试预测系统

By designing a deflection sleeve to adjust the deflection phase angle of the spline, and combining it with a vibration test prediction system using vibration sensors and neural network modules, the problem that spline vibration testing devices cannot achieve deflection in any direction was solved, enabling rapid and accurate measurement and prediction of spline vibration characteristic quantities.

CN116878872BActive Publication Date: 2026-07-17HUBEI UNIV OF AUTOMOTIVE TECH +1

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
HUBEI UNIV OF AUTOMOTIVE TECH
Filing Date
2023-08-03
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing spline vibration testing devices cannot achieve arbitrary directional deflection, and therefore cannot obtain accurate predictions of spline vibration performance.

Method used

A vibration test and prediction system was designed, comprising a skew subsystem, a transmission subsystem, and a test and prediction subsystem. The skew phase angle of the input shaft and the internal spline is adjusted by a skew sleeve, and vibration prediction is performed by combining a vibration acceleration sensor and a data acquisition card with a neural network module for the vibration characteristics of the skew spline.

Benefits of technology

It enables rapid and accurate measurement and prediction of vibration characteristics of splines under arbitrary skew conditions, improving measurement accuracy and repeatability, and enabling rapid analysis under different skew conditions.

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Abstract

本发明属于传动系统振动测试技术领域,涉及一种用于偏斜花键的振动测试预测系统,包括由偏斜套筒、轴承座组成的偏斜子系统、由输入轴、内花键以及外花键组成的传动子系统以及由振动加速度传感器、数据采集卡和偏斜花键振动特征神经网络模块组成的测试预测子系统,且所述偏斜花键振动特征神经网络模块的训练样本及测试数据来源于所述内花键不同偏斜方向下的振动测试结果。本发明可用于各类花键在任意方向偏斜状态下的振动特征量的测试与预测,所述偏斜子系统通过调整偏斜套筒相位角实现输入轴和内花键任意方向偏斜的功能,可克服目前花键无法在任意方向偏斜状态下振动测试的困难,且能够实现花键在任意方向偏斜下振动特征量的测试和预测。
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