Enhanced stiffness modeling of manipulators with passive joints

A Pashkevich, A Klimchik, D Chablat - Mechanism and machine theory, 2011 - Elsevier
The paper presents a methodology to enhance the stiffness analysis of serial and parallel
manipulators with passive joints. It directly takes into account the influence of external and …

Analysis and design of parallel mechanisms with flexure joints

BH Kang, JTY Wen, NG Dagalakis… - IEEE Transactions on …, 2005 - ieeexplore.ieee.org
Flexure joints are frequently used in precision-motion stages and microrobotic mechanisms
due to their monolithic construction. The joint compliance, however, can affect the static and …

A building block approach to the conceptual synthesis of compliant mechanisms utilizing compliance and stiffness ellipsoids

CJ Kim, YM Moon, S Kota - 2008 - asmedigitalcollection.asme.org
In this paper, we investigate a methodology for the conceptual synthesis of compliant
mechanisms based on a building block approach. The building block approach is intuitive …

Design and evaluation of 2-DOF compliant forceps with force-sensing capability for minimally invasive robot surgery

MB Hong, YH Jo - IEEE Transactions on Robotics, 2012 - ieeexplore.ieee.org
In this paper, a novel concept of two-degree-of-freedom (2-DOF) compliant forceps is
suggested for the measure of pulling and grasp forces at the tip of surgical instrument for …

Stiffness modeling of the soft-finger contact in robotic grasping

A Ghafoor, JS Dai, J Duffy - J. Mech. Des., 2004 - asmedigitalcollection.asme.org
This paper investigates the soft-finger contact by presenting the contact with a set of line
springs based on screw theory, reveals the rotational effects, and identifies the stiffness …

Enhanced stiffness modeling of serial and parallel manipulators for robotic-based processing of high performance materials

A Klimchik - 2011 - theses.hal.science
The thesis focuses on the enhancement of stiffness modeling of serial and parallel
manipulators with passive joints under an essential loading. The developed technique takes …

[PDF][PDF] 机构学与旋量理论的历史渊源以及有限位移旋量的发展

戴建生 - 机械工程学报, 2015 - qikan.cmes.org
旋量理论以其简洁的形式, 数学的概括性在许多科学领域尤其是机构学领域得到深入而广泛的
应用, 但其历史发展仍不为学者们所充分了解. 从最初的几何体研究导致新机构的发明 …

Static and stiffness analyses of a class of over-constrained parallel manipulators with legs of type US and UPS

R Vertechy, V Parenti-Castelli - Proceedings 2007 IEEE …, 2007 - ieeexplore.ieee.org
This paper deals with a class of over-constrained parallel manipulators that can be obtained
from architecturally singular parallel mechanisms with legs of type US (U and S stand for …

Screw system approach to physical realization of stiffness matrix with arbitrary rank

MB Hong, YJ Choi - 2009 - asmedigitalcollection.asme.org
It is possible to realize the desired compliance characteristics of a robot in a form of a
passive compliance device, which demands the synthesis technique of a stiffness matrix by …

[PDF][PDF] Historical relation between mechanisms and screw theory and the development of finite displacement screws

戴建生 - Journal of Mechanical Engineering, 2015 - qikan.cmes.org
Screw theory has become a well developed tool for analysis and synthesis in mechanisms
and robotics, though its development and intrinsic relationship with the mechanism …