Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator

In most conventional robotic arms, the motors are installed on the rotating shafts within the arm, which means that the shape and size of the motors must be considered in the design of the arm, while the weight of the motors increases the torque on the supporting joints generated during arm movement...

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Main Authors: Jim-Wei Wu, Tzu-Lin Lee, You-Cheng Yan, Chuan-An Chou, Cheng-Chang Ho
Format: Article
Language:English
Published: IEEE 2023-01-01
Series:IEEE Access
Subjects:
Online Access:https://ieeexplore.ieee.org/document/10288498/
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author Jim-Wei Wu
Tzu-Lin Lee
You-Cheng Yan
Chuan-An Chou
Cheng-Chang Ho
author_facet Jim-Wei Wu
Tzu-Lin Lee
You-Cheng Yan
Chuan-An Chou
Cheng-Chang Ho
author_sort Jim-Wei Wu
collection DOAJ
description In most conventional robotic arms, the motors are installed on the rotating shafts within the arm, which means that the shape and size of the motors must be considered in the design of the arm, while the weight of the motors increases the torque on the supporting joints generated during arm movements. This paper presents a dual-axis robotic arm with the motors installed on the base of the device to overcome these issues. Movement around the first axis is driven by a gear, while that of the second axis is driven by a belt. Trajectory tracking is controlled by an adaptive sliding mode controller (ASMC). In simulations and experiments, the proposed robotic arm outperformed arms using PID control and sliding mode control (SMC) in terms of tracking accuracy and stability.
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spelling doaj.art-6080cb7ade18412095d994b49a257c042023-10-26T23:01:23ZengIEEEIEEE Access2169-35362023-01-011111711011712010.1109/ACCESS.2023.332637210288498Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque ManipulatorJim-Wei Wu0https://orcid.org/0000-0001-8332-768XTzu-Lin Lee1You-Cheng Yan2Chuan-An Chou3Cheng-Chang Ho4https://orcid.org/0009-0001-3893-9537Department of Electrical Engineering, National Central University, Taoyuan City, TaiwanDepartment of Electrical Engineering, National Central University, Taoyuan City, TaiwanDepartment of Electrical Engineering, National Central University, Taoyuan City, TaiwanDepartment of Electrical Engineering, National Central University, Taoyuan City, TaiwanDepartment of Electronic Engineering, Lunghwa University of Science and Technology, Taoyuan City, TaiwanIn most conventional robotic arms, the motors are installed on the rotating shafts within the arm, which means that the shape and size of the motors must be considered in the design of the arm, while the weight of the motors increases the torque on the supporting joints generated during arm movements. This paper presents a dual-axis robotic arm with the motors installed on the base of the device to overcome these issues. Movement around the first axis is driven by a gear, while that of the second axis is driven by a belt. Trajectory tracking is controlled by an adaptive sliding mode controller (ASMC). In simulations and experiments, the proposed robotic arm outperformed arms using PID control and sliding mode control (SMC) in terms of tracking accuracy and stability.https://ieeexplore.ieee.org/document/10288498/Robotic armlow torqueadaptive sliding mode controltracking error
spellingShingle Jim-Wei Wu
Tzu-Lin Lee
You-Cheng Yan
Chuan-An Chou
Cheng-Chang Ho
Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator
IEEE Access
Robotic arm
low torque
adaptive sliding mode control
tracking error
title Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator
title_full Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator
title_fullStr Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator
title_full_unstemmed Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator
title_short Mechanism Development and Pulse-Width Modulation Advanced Controller Design of Low Torque Manipulator
title_sort mechanism development and pulse width modulation advanced controller design of low torque manipulator
topic Robotic arm
low torque
adaptive sliding mode control
tracking error
url https://ieeexplore.ieee.org/document/10288498/
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