双振子垂直驱动式压电振动送料器的设计
沈燕虎
1
, 苏江
1
, 刘勇
2
, 杨志刚
2
, 王坤坤
1
Design of piezoelectric vibratory feeder vertically driven by two piezoelectric vibrators
SHEN Yan-hu
1
, SU Jiang
1
, LIU Yong
2
, YANG Zhi-gang
2
, WANG Kun-kun
1
图4 系统的前三阶振动模态
Fig.4 The first three order vibration modes