运营高铁无砟轨道用新型绳锯切割设备的研制

刘立业,陈占,何新辉,朱江江,吴响响

Development of new rope saw cutting equipment for ballastless track of high-speed railway in operation

Liye LIU,Zhan CHEN,Xinhui HE,Jiangjiang ZHU,Xiangxiang WU

表1 新型绳锯切割设备的前5阶固有频率和振型

Table 1 Natural frequencies and vibration modes of the first five orders of new rope saw cutting equipment

阶数 固有频率/Hz 振型描述 1 7.3×10-4 平动 2 72.3 在YOZ平面绕X轴弯摆 3 76.7 在YOZ平面绕X轴弯摆 4 90.3 在XOZ平面绕Y轴弯摆 5 104.1 在YOZ平面绕X轴弯摆