A realtime curvature-smooth interpolation scheme and motion planning for CNC machining of short line segments

W Fan, CH Lee, JH Chen - International Journal of Machine Tools and …, 2015 - Elsevier
G01 codes generated by CAM (Computer Aided Manufacturing) system are the most
common form of tool path in CNC (Computer Numerical Control) machining. For the …

An event-triggered approach to torsional vibration control of drill-string system using measurement-while-drilling data

C Lu, M Wu, L Chen, W Cao - Control Engineering Practice, 2021 - Elsevier
Suppressing torsional vibration of drill-string has great safety and economic importance to
drilling process. Note that most existing control methods only measure surface information …

Dynamic modeling and stability prediction in robotic machining

S Mousavi, V Gagnol, BC Bouzgarrou… - The International Journal of …, 2017 - Springer
Machining with anthropomorphic robotic manipulators is used to increase the flexibility and
reduce the costs of production. Productivity in robotic machining processes is limited by low …

Minimum-time S-curve commands for vibration-free transportation of an overhead crane with actuator limits

HD Tho, A Kaneshige, K Terashima - Control Engineering Practice, 2020 - Elsevier
S-curve commands are ubiquitous in servo drives owing to their simplicity and smoothness.
Nevertheless, they need to be adapted for use in flexible systems, where the problem of …

FIR filter-based online jerk-constrained trajectory generation

P Besset, R Béarée - Control Engineering Practice, 2017 - Elsevier
In the context of human–robot manipulation interaction for service or industrial robotics, the
robot controller must be able to quickly react to unpredictable events in dynamic …

Robust point-to-point trajectory planning for nonlinear underactuated systems: Theory and experimental assessment

P Boscariol, D Richiedei - Robotics and Computer-Integrated …, 2018 - Elsevier
This paper proposes the theory and the experimental assessment of a robust model-based
trajectory planning algorithm for underactuated nonlinear systems in point-to-point motion …

Optimal trajectories for vibration reduction based on exponential filters

L Biagiotti, C Melchiorri… - IEEE Transactions on …, 2015 - ieeexplore.ieee.org
In this paper, a new type of trajectory, based on an exponential jerk, is presented along with
filters for their online generation. The goal is to generalize constant jerk trajectories, widely …

Modeling and simulation of trajectory smoothing and feedrate scheduling for vibration-damping CNC machining

W Fan, J Ji, P Wu, D Wu, H Chen - Simulation Modelling Practice and …, 2020 - Elsevier
The mathematical models of tool path smoothing and feedrate scheduling in Computer
Numerical Control (CNC) system are critical for high-precision manufacture. Inthe existing …

A novel local smoothing method for five-axis machining with time-synchronization feedrate scheduling

X Huang, F Zhao, T Tao, X Mei - Ieee Access, 2020 - ieeexplore.ieee.org
This paper presents an analytical continuous smoothing method for the five-axis toolpath by
simultaneously scheduling the tool position and tool orientation trajectories. In order to …

Reducing the frame vibration of delta robot in pick and place application: an acceleration profile optimization approach

H Cheng, W Li - Shock and Vibration, 2018 - Wiley Online Library
Delta robot is typically mounted on a frame and performs high speed pick and place tasks
from top to bottom. Because of its outstanding accelerating capability and higher center of …