Most existing stick-slip piezoelectric actuators fail to achieve smooth motion and linear
speed, and the backward motion cannot be actively inhibited during motion. This paper …

With an increasing demand of photoelectric components, the micro/ultraprecision machining
technology has become more and more important. However, for some particular …

This article presents a new design synthesis method to solve the optimization problem for a
flexure-based mechanism in precision micropositioning system. In the proposed design …

The development of a robotic gripper for handling objects of various sizes, shapes, weights,
and degrees of hardness is a challenging problem in the field of robotics. In order to design …

Miniature actuators enable precision positioning and micro-manipulation in space-
constrained environments, which is essential in diverse industrial and scientific fields. The …

Piezoelectric stacks have proved to be effective for micro/nano motion actuators with large
blocking forces. A critical problem is to build their electro-mechanical model for systematic …

Single degree of freedom (single-DOF) morphing wings have the advantages of light-weight
and multiple morphing shapes, which can enable aircraft to adapt to uncertain flight …

Molecular dynamics simulations are performed to investigate the microscopic mechanism of
diamond abrasive grain (DAG) polishing on the surface of single crystal copper (SCC). In …

To further enhance the performance of the fast tool servo (FTS) system in terms of stroke,
load capacity, and application area, this paper proposes a novel fast tool servo device …

A composite piezoelectric stick-slip actuator (CPSSA) is proposed to address the issue of
low output efficiency of piezoelectric stick-slip actuators during operation caused by the …