滚动轴承接触疲劳试验机信号采集系统的设计  

Design of Signal Collection System on Roll Bearing Touch Fatigue Test Machine

作　　者：胡春海[1] 温银堂[1] 齐效文[1] 

机构地区：[1]燕山大学电气工程学院,河北秦皇岛066004

出　　处：《中国仪器仪表》2007年第2期67-69,共3页China Instrumentation

摘　　要：本文简要介绍了轴承疲劳试验机的信号采集系统工作原理,设计了加速度、扭矩、温度和转速4路信号的硬件采集电路,并针对电路的工作特点采取相应的抗干扰措施,提高了系统的控制精度,同时简要介绍了A/D转换电路和电源电路。经过长时间试验,控制系统运行良好,为轴承的寿命判断提供了有力的理论依据。Four singal collection circuits of acceleration,torque,temperature and rotational speed were designed based on the brief introduction of working principle of bearing fatigue test machine.In order to meet the requirement of high-precision of control,the corresponding anti-jamming measure was adopted aiming at the circuit working characteristic,and it present the A/D circuit and power supply circuit in brief.The control system runs well by testing,which provides forceful theory foundation to life estimation of bearing.

关 键 词：轴承 疲劳试验机 抗干扰 控制系统 

分 类 号：TH133.33[机械工程—机械制造及自动化]