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基于PVDF的欠驱动多指手滑触觉硬件系统
引用本文:潘孝业,胡挺,刘凤臣,高大牛. 基于PVDF的欠驱动多指手滑触觉硬件系统[J]. 机电工程, 2012, 29(3): 318-321
作者姓名:潘孝业  胡挺  刘凤臣  高大牛
作者单位:1. 浙江理工大学机械与自动控制学院,浙江杭州,310018
2. 杭州娃哈哈集团有限公司,浙江杭州,310009
摘    要:为解决传统果蔬采摘欠驱动多指手抓取力控制精度不高的问题,提出了一种基于聚偏二氟乙烯(PVDF)压电薄膜技术的新型欠驱动多指手滑触觉系统,该系统由信号采集和信号处理两个模块组成;分别设计了滑触觉传感器,电荷放大、低通滤波、工频限波、电压放大等电路,并进行了捏取和抓取实验.实验结果表明,该系统能较好地控制多指手的抓取精度,实现无损伤抓取,且具有广阔的应用前景.

关 键 词:欠驱动机械手  自适应性  触觉传感器  聚偏二氟乙烯

Underactuated multi-fingered hand with tactile sensor hardware system based on PVDF
PAN Xiao-ye , HU Ting , LIU Feng-chen , GAO Da-niu. Underactuated multi-fingered hand with tactile sensor hardware system based on PVDF[J]. Mechanical & Electrical Engineering Magazine, 2012, 29(3): 318-321
Authors:PAN Xiao-ye    HU Ting    LIU Feng-chen    GAO Da-niu
Affiliation:1(1.Faculty of Mechanical Engineering & Automation,Zhejiang Sci-Tech University,Hangzhou 310018,China; 2.Hangzhou Wahaha Group Co.Ltd.,Hangzhou 310009,China)
Abstract:In order to solve the inaccurate problem of a traditional fruit-vegetable harvesting underactuated multi-fingered hand grasping force,a underactuated multi-fingered hand with tactile system was presented based on polyvinylidene fluorine(PVDF) piezoelectric film technology.The system consists of signal acquisition and signal processing,there were respectively designed that tactile sensor,a charge amplifier circuit,a low pass filtering,a industrial frequency trapped wave,voltage amplifier and so on.The experimental results show that fruits and vegetables be unwounded grabbed by the underactuated multi-fingers hand,and has the wide application prospect.
Keywords:underactuated robotic hand  self-adaptability  tactile sensor  polyvinylidene fluorine(PVDF)
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