..., inaccurate models and slow convergence in iterative learning algorithms and improve the accuracy and robustness of industrial robot trajectory tracking. Design/methodology/approach The ILC gain matrix is formulated using a two-dimensional Gaussian distribution ( GD ). A differential evolution gain...

...Lin Chen; Shan Ling; Tao Chen; Yukang Cai; Haihong Pan Purpose This paper aims to investigate the suppression of end-point vibrations in industrial robot systems that exhibit joint flexibility and are subject to external disturbances. Design/methodology/approach The real-time position tracking...

...Bo Cheng; Bo Wang; Shujun Chen; Ziqiang Zhang; Jun Xiao Purpose The purpose of this study is to improve the accuracy of industrial robot kinematic parameter identification and position accuracy by solving the problem of insufficient consideration of error sources in the kinematic parameter...

...Jianxuan Wu; Chenyang Song; Sa Xiao; Yuankai Lu; Haibin Wu Purpose Polishing is a crucial process in mechanical manufacturing. The use of industrial robots to automate polishing is an inevitable trend in future developments. However, current robotic polishing tools are too large to reach inside...

... 19 03 2024 06 05 2024 30 05 2024 09 06 2024 04 07 2024 © Emerald Publishing Limited 2024 Emerald Publishing Limited Licensed re-use rights only Wheeled vehicles Traversing test FAST Industrial robot Space exploration Thanks to the Chinese 500-m...

... Publishing Limited 2024 Emerald Publishing Limited Licensed re-use rights only Industrial robot Kinematic error Linearization error Identification accuracy Hybrid calibration Absolute positioning accuracy of the end-effector is important for the working performance of industrial...

...Ling Wang; Xiaoliang Wu; Zeng Kang; Yanfeng Gao; Xiai Chen; Binrui Wang Purpose In traditional calibration methods of kinematics parameters of industrial robots, dozens of model parameters are identified together based on an optimization procedure. Due to different contributions of model parameter...

..., the differential equation for the pressure in the simple cylinder can be obtained (Chen and Gong, 2017): Pneumatic end-effector Friction compensation Force control Nonlinear model Aero-engine blade Industrial robot According to Newton's second law, the normal force F_n...

...Yanbiao Zou; Tao Liu; Tie Zhang; Hubo Chu Purpose This paper aims to propose a learning exponential jerk trajectory planning to suppress the residual vibrations of industrial robots. Design/methodology/approach Based on finite impulse response filter technology, a step signal with a proper...

...Renluan Hou; Jianwei Niu; Yuliang Guo; Tao Ren; Bing Han; Xiaolong Yu; Qun Ma; Jin Wang; Renjie Qi Purpose The purpose of this paper is to enhance control accuracy, energy efficiency and productivity of customized industrial robots by the proposed multi-objective trajectory optimization approach...

... in industrial robot applications aimed at sensitively detecting external torque during start-up. Then, the static friction is partly compensated by Coulomb friction to facilitate start-up. In addition, a detailed transition method between the proposed start-up and conventional passive LTP is proposed based...

... and efficiency is low (Mohammad et al., 2019 ; Xu et al., 2019). In recent years, with the development of robot technology, industrial robots began to be applied to workpiece surface machining, while constant grinding force is the key factor affecting the workpiece surface machining quality...

...Guanhua Li; Wei Dong Zhu; Huiyue Dong; Yinglin Ke Purpose This paper aims to present error compensation based on surface reconstruction to improve the positioning accuracy of industrial robots. Design/methodology/approach In previous research, it has been proved that the positioning error...

... 21 10 2020 25 11 2020 24 12 2020 27 12 2020 © Emerald Publishing Limited 2020 Emerald Publishing Limited Licensed re-use rights only Control Industrial robot Machining Robotic machining Grinding Constant force The modeling of electric proportional valves...

...Bin Bai; Ze Li; Qiliang Wu; Ce Zhou; Junyi Zhang Purpose This study aims to obtained the failure probability distributions of subsystems for industrial robot and filtrate its fault data considering the complicated influencing factors of failure rate for industrial robot and numerous epistemic...

... method decreases by more than 54%. The arm’s force control with the full torque using the estimated dynamic parameters is qualitatively studied. It is concluded that a light-weight industrial robot can be dragged smoothly by the hand guiding. Practical implications In the present study, a systematic...

... control. Findings Accurate force control, as well as the system stability, is attained by using this control algorithm. Practical implications The entire algorithm is applied to a six-degrees-of-freedom industrial robot, and experiments are performed to confirm its applicability. Originality...

...Yang Chuangui; Mi Liang; Liu Xingbao; Xia Yangqiu; Qiang Teng; Lin Han Purpose This paper aims to propose a reasonable method to evaluate uncertainty of measurement of industrial robots’ orientation repeatability and solve the non-linear problem existing in its evaluation procedure. Design...

...Mustafa Cakir; Cengiz Deniz Purpose The purpose of this study is to present a novel method for industrial robot TCP (tool center point) calibration. The proposed method offers fully automated robot TCP calibration within a defined cycle time. The method is applicable for large-scale installations...

...Tie Zhang; JingDong Hong Purpose Successful sensorless collision detection by a robot depends on the accuracy with which the external force/torque can be estimated. Compared with collaborative robots, industrial robots often have larger parameter values of their dynamic models and larger errors...