Design and stiffness analysis of a compliant spherical chain with three degrees of freedom
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- 作者：Farid Parvari Rada ; farid.parvarirad2@unibo.it" class="auth_mail" title="E-mail the corresponding author ; Giovanni Bersellib ; giovanni.berselli@unige.it" class="auth_mail" title="E-mail the corresponding author ; Rocco Vertechya ; rocco.vertechy@unibo.it" class="auth_mail" title="E-mail the corresponding author ; Vincenzo Parenti-Castellia ; vincenzo.parenti@unibo.it" class="auth_mail" title="E-mail the corresponding author
- 关键词：Circularly-curved beam flexures ; Compliance matrix ; Finite element analysis ; Parasitic motions
- 刊名：Precision Engineering
- 出版年：2017
- 出版时间：January 2017
- 年：2017
- 卷：47
- 期：Complete
- 页码：1-9
- 全文大小：1326 K
文摘
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Two designs of compliant spherical 3R chains with straight or curved beams are proposed.
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The designs are compared in terms of parasitic motions.
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Design graphs are provided for 3R chains to optimally select geometric parameters.