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Conceptual Design of a High-Speed Wire EDM Robotic End-Effector Based on a Systematic Review Followed by TRIZ

期刊: MACHINES, 2021; 9 (7)

Exotic materials such as titanium offer superior characteristics that, paradoxically, make them hard-to-cut by conventional machining. As a solution, ......

3D Measurement of Structured Specular Surfaces Using Stereo Direct Phase Measurement Deflectometry

期刊: MACHINES, 2021; 9 (8)

With the rapid development of modern manufacturing processes, ultra-precision structured freeform surfaces are being widely explored for components wi......

Dual Resource Constrained Flexible Job Shop Scheduling Based on Improved Quantum Genetic Algorithm

期刊: MACHINES, 2021; 9 (6)

Aiming at solving the problem of dual resource constrained flexible job shop scheduling problem (DRCFJSP) with differences in operating time between o......

A Performance-Driven MPC Algorithm for Underactuated Bridge Cranes

期刊: MACHINES, 2021; 9 (8)

A crane system often works in a complex environment. It is difficult to model or learn its true dynamics by traditional system identification approach......

Parametric Optimization for Cutting Forces and Material Removal Rate in the Turning of AISI 5140

期刊: MACHINES, 2021; 9 (5)

The present paper deals with the optimization of the three components of cutting forces and the Material Removal Rate (MRR) in the turning of AISI 514......

An Adaptive RBF-NMPC Architecture for Trajectory Tracking Control of Underwater Vehicles

期刊: MACHINES, 2021; 9 (5)

An adaptive control algorithm based on the RBF neural network (RBFNN) and nonlinear model predictive control (NMPC) is discussed for underwater vehicl......

Row End Detection and Headland Turning Control for an Autonomous Banana-Picking Robot

期刊: MACHINES, 2021; 9 (5)

A row-following system based on machine vision for a picking robot was designed in our previous study. However, the visual perception could not provid......

Investigation of Characteristics of a Novel Torque Motor Based on an Annulus Air Gap

期刊: MACHINES, 2021; 9 (7)

Although a two-dimensional (2D) valve has excellent performance, the processing of its spiral groove has a high cost and is time-consuming. This paper......

Vibration and Stability Analysis of a Bearing-Rotor System with Transverse Breathing Crack and Initial Bending

期刊: MACHINES, 2021; 9 (4)

This paper focuses on the stability and nonlinear response of a bearing-rotor system affected by a transverse crack and initial bending which was thou......

High-Efficient Calculation Method for Sensitive PDGEs of Five-Axis Reconfigurable Machine Tool

期刊: MACHINES, 2021; 9 (5)

Sensitive geometric errors of a machine tool have significant influence on machining accuracy, and it is important to identify them. Complex modeling ......

Analysis of the Vibration Suppression of Double-Beam System via Nonlinear Switching Piezoelectric Network

期刊: MACHINES, 2021; 9 (6)

In this paper, a method to suppress the vibration of a double-beam system with nonlinear synchronized switch damping on the inductor via a network (SS......

An Offset Laser Measurement Method for the Deviation Analysis of Cylindrical Gears

期刊: MACHINES, 2021; 9 (6)

Generally, in the laser measurement of gears, the laser beam passes through the center of the gear, and the laser displacement sensor reads the spatia......

Precision Interaction Force Control of an Underactuated Hydraulic Stance Leg Exoskeleton Considering the Constraint from the Wearer

期刊: MACHINES, 2021; 9 (5)

Hydraulic lower limb exoskeletons are wearable robotic systems, which can help people carry heavy loads. Recently, underactuated exoskeletons with som......

Transformer: A Multifunctional Fast Unmanned Aerial Vehicles-Unmanned Surface Vehicles Coupling System

期刊: MACHINES, 2021; 9 (8)

With the continuous development of the maritime economy, the maritime unmanned surface vehicles (USVs) and unmanned aerial vehicles (UAVs) have become......

Robot Grasping System and Grasp Stability Prediction Based on Flexible Tactile Sensor Array

期刊: MACHINES, 2021; 9 (6)

As an essential perceptual device, the tactile sensor can efficiently improve robot intelligence by providing contact force perception to develop algo......

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