φ1.8mm棒状压电陶瓷微马达的研究  

Research on φ1.8 mm Rod-type Micro Piezoelectric Ultrasonic Motor

作　　者：褚祥诚[1] 阎立[1] 董蜀湘[1] 李龙土[1] 

机构地区：[1]清华大学材料科学与工程系

出　　处：《压电与声光》2001年第2期103-105,共3页Piezoelectrics & Acoustooptics

摘　　要：提出一种低成本、结构简单 ,直径为 1.8mm的摆头式棒状压电微马达。阐述了压电微马达的驱动机理、部分制作工艺及工作特性。该压电微马达的换能激振部分采用外形尺寸 1.8mm× 8mm的压电陶瓷圆棒 ,马达整体装配外形尺寸 1.8mm× 12 mm ,质量不足 0 .2 5 g,稳定工作频带宽 ,约为 3k Hz,最高空载转速不低于5 0 0 r/ min。This paper presents a low-cost and simple-construction rod-type micro piezoelectric motor with 18 mm in diameter and bending vibration modesThe working mechanism,preparation processure and characteristics are investigatedThe outline of piezoelectric transducer is rod with 18 mm×8 mm,while that of whole micro ultrasonic motor 18 mm×12 mm and its weight less 025 gIt has the features such as wide stable frequency range 3 kHz and maximum speed over 500 r/min without load

关 键 词：压电微马达 微驱动器 压电陶瓷 

分 类 号：TM38[电气工程—电机]