Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism

A design method of compliant gripper based on pseudo rigid body model is presented.A compliant clamping mechanism with constant force characteristics is constructed based on the additional spring double-slide four-bar mechanism.The mechanism position analysis model is established and the kinematic s...

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Main Authors: Zhang Kai, Han Yingge, Li Baokun, Zhang Jie
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2020-04-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.04.013
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author Zhang Kai
Han Yingge
Li Baokun
Zhang Jie
author_facet Zhang Kai
Han Yingge
Li Baokun
Zhang Jie
author_sort Zhang Kai
collection DOAJ
description A design method of compliant gripper based on pseudo rigid body model is presented.A compliant clamping mechanism with constant force characteristics is constructed based on the additional spring double-slide four-bar mechanism.The mechanism position analysis model is established and the kinematic statics equation is constructed by using the principle of virtual work.The influence of spring stiffness on the output characteristics of the mechanism is analyzed,and a compliant clamping mechanism design method with constant force characteristics is obtained.Based on the pseudo rigid body model,the additional spring is replaced by a flexible module to obtain a new type of compliant constant force mechanism.The feasibility of establishing compliant constant force mechanism is verified by finite element analysis software.Finally,a new type of compliant constant force gripper with a symmetrical structure is constructed.The design method of the compliant constant force gripper can also be applied to the non-linear stiffness characteristic compliant mechanism design included other types of additional spring mechanisms.
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spelling doaj.art-8986d0a2e703419ca36b9d38d59615602025-01-10T14:44:24ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392020-04-0144858931442366Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar MechanismZhang KaiHan YinggeLi BaokunZhang JieA design method of compliant gripper based on pseudo rigid body model is presented.A compliant clamping mechanism with constant force characteristics is constructed based on the additional spring double-slide four-bar mechanism.The mechanism position analysis model is established and the kinematic statics equation is constructed by using the principle of virtual work.The influence of spring stiffness on the output characteristics of the mechanism is analyzed,and a compliant clamping mechanism design method with constant force characteristics is obtained.Based on the pseudo rigid body model,the additional spring is replaced by a flexible module to obtain a new type of compliant constant force mechanism.The feasibility of establishing compliant constant force mechanism is verified by finite element analysis software.Finally,a new type of compliant constant force gripper with a symmetrical structure is constructed.The design method of the compliant constant force gripper can also be applied to the non-linear stiffness characteristic compliant mechanism design included other types of additional spring mechanisms.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.04.013Compliant mechanism
spellingShingle Zhang Kai
Han Yingge
Li Baokun
Zhang Jie
Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism
Jixie chuandong
Compliant mechanism
title Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism
title_full Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism
title_fullStr Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism
title_full_unstemmed Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism
title_short Design of Compliant Constant-force Mechanism based on Additional Spring Double-slider Four-bar Mechanism
title_sort design of compliant constant force mechanism based on additional spring double slider four bar mechanism
topic Compliant mechanism
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.04.013
work_keys_str_mv AT zhangkai designofcompliantconstantforcemechanismbasedonadditionalspringdoublesliderfourbarmechanism
AT hanyingge designofcompliantconstantforcemechanismbasedonadditionalspringdoublesliderfourbarmechanism
AT libaokun designofcompliantconstantforcemechanismbasedonadditionalspringdoublesliderfourbarmechanism
AT zhangjie designofcompliantconstantforcemechanismbasedonadditionalspringdoublesliderfourbarmechanism