Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism

A systemic research on configuration design and kinematics analysis of a new 3-DOF translational parallel robot, Delta, which involved T-type hinges, is carried out based on Delta widely used in food fields, pharmaceutical fields, electronic fields and other light industry. The displacements charact...

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Main Authors: Yu Liang, Zhang Long, Wang Peng, Wan Jun
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2020-02-01
Series:Jixie chuandong
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Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.02.009
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author Yu Liang
Zhang Long
Wang Peng
Wan Jun
author_facet Yu Liang
Zhang Long
Wang Peng
Wan Jun
author_sort Yu Liang
collection DOAJ
description A systemic research on configuration design and kinematics analysis of a new 3-DOF translational parallel robot, Delta, which involved T-type hinges, is carried out based on Delta widely used in food fields, pharmaceutical fields, electronic fields and other light industry. The displacements characteristics of minimal branch are obtained based on analysis of the freedom constraints relationship. And some branch types 3T0R parallel mechanism may contain are selected prudently. And some 3-DOF translational parallel robot mechanisms are synthesized. New Delta parallel robot mechanism that contains T-type hinges is synthesized by mechanism evolution method, whose branch type is <inline-formula><alternatives><math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M2"><mi mathvariant="normal">H</mi><mi mathvariant="normal">S</mi><mi mathvariant="normal">O</mi><mi mathvariant="normal">C</mi><mtext>{</mtext><mtext>-</mtext><msup><mrow><mi mathvariant="normal">P</mi></mrow><mrow><mtext>(</mtext><mn mathvariant="normal">4</mn><mi mathvariant="normal">R</mi><mtext>)</mtext></mrow></msup><mtext>-</mtext><mover accent="true"><mrow><mi mathvariant="normal">R</mi><mtext>⊥</mtext><mi mathvariant="normal">R</mi></mrow><mtext>̑</mtext></mover><mtext>/</mtext><mtext>/</mtext><mover accent="true"><mrow><mi mathvariant="normal">R</mi><mtext>⊥</mtext><mi mathvariant="normal">R</mi></mrow><mtext>̑</mtext></mover><mtext>-</mtext><mtext>}</mtext></math><graphic specific-use="big" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="alternativeImage/03c8950b-e698-4ede-a814-4f831377a7ea-M002.jpg"><?fx-imagestate width="54.94866943" height="4.14866638"?></graphic><graphic specific-use="small" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="alternativeImage/03c8950b-e698-4ede-a814-4f831377a7ea-M002c.jpg"><?fx-imagestate width="54.94866943" height="4.14866638"?></graphic></alternatives></inline-formula>. And based on the displacement parameter characteristics, the spatial degree of freedom is checked. Finally, the kinematics analysis of Delta parallel robot mechanism is carried out. And the inverse position model, forward position model and velocity model are built.
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spelling doaj-art-6d4230afc4904fef9b5152864fa01f8e2025-01-10T14:46:31ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392020-02-0144616731441067Design and Kinematics Analysis of a 3-DOF Translational Parallel MechanismYu LiangZhang LongWang PengWan JunA systemic research on configuration design and kinematics analysis of a new 3-DOF translational parallel robot, Delta, which involved T-type hinges, is carried out based on Delta widely used in food fields, pharmaceutical fields, electronic fields and other light industry. The displacements characteristics of minimal branch are obtained based on analysis of the freedom constraints relationship. And some branch types 3T0R parallel mechanism may contain are selected prudently. And some 3-DOF translational parallel robot mechanisms are synthesized. New Delta parallel robot mechanism that contains T-type hinges is synthesized by mechanism evolution method, whose branch type is <inline-formula><alternatives><math xmlns:mml="http://www.w3.org/1998/Math/MathML" id="M2"><mi mathvariant="normal">H</mi><mi mathvariant="normal">S</mi><mi mathvariant="normal">O</mi><mi mathvariant="normal">C</mi><mtext>{</mtext><mtext>-</mtext><msup><mrow><mi mathvariant="normal">P</mi></mrow><mrow><mtext>(</mtext><mn mathvariant="normal">4</mn><mi mathvariant="normal">R</mi><mtext>)</mtext></mrow></msup><mtext>-</mtext><mover accent="true"><mrow><mi mathvariant="normal">R</mi><mtext>⊥</mtext><mi mathvariant="normal">R</mi></mrow><mtext>̑</mtext></mover><mtext>/</mtext><mtext>/</mtext><mover accent="true"><mrow><mi mathvariant="normal">R</mi><mtext>⊥</mtext><mi mathvariant="normal">R</mi></mrow><mtext>̑</mtext></mover><mtext>-</mtext><mtext>}</mtext></math><graphic specific-use="big" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="alternativeImage/03c8950b-e698-4ede-a814-4f831377a7ea-M002.jpg"><?fx-imagestate width="54.94866943" height="4.14866638"?></graphic><graphic specific-use="small" xmlns:xlink="http://www.w3.org/1999/xlink" xlink:href="alternativeImage/03c8950b-e698-4ede-a814-4f831377a7ea-M002c.jpg"><?fx-imagestate width="54.94866943" height="4.14866638"?></graphic></alternatives></inline-formula>. And based on the displacement parameter characteristics, the spatial degree of freedom is checked. Finally, the kinematics analysis of Delta parallel robot mechanism is carried out. And the inverse position model, forward position model and velocity model are built.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.02.009Delta
spellingShingle Yu Liang
Zhang Long
Wang Peng
Wan Jun
Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism
Jixie chuandong
Delta
title Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism
title_full Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism
title_fullStr Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism
title_full_unstemmed Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism
title_short Design and Kinematics Analysis of a 3-DOF Translational Parallel Mechanism
title_sort design and kinematics analysis of a 3 dof translational parallel mechanism
topic Delta
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2020.02.009
work_keys_str_mv AT yuliang designandkinematicsanalysisofa3doftranslationalparallelmechanism
AT zhanglong designandkinematicsanalysisofa3doftranslationalparallelmechanism
AT wangpeng designandkinematicsanalysisofa3doftranslationalparallelmechanism
AT wanjun designandkinematicsanalysisofa3doftranslationalparallelmechanism