Mechanism Optimization Design of Multi-bar Light-load Stamping Press

In order to give full play to the mechanical properties of stamping machine,a multi-bar mechanism is used to replace a manual production to solve a series of problems when stamping sponge blank. A mechanism model is constructed and a kinematic analysis is carried out; A mathematical model for optimi...

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Main Authors: Yang Xu, Yuanchao Deng, Zhiqiang Xu
Format: Article
Language:zho
Published: Editorial Office of Journal of Mechanical Transmission 2022-01-01
Series:Jixie chuandong
Subjects:
Online Access:http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2022.07.008
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author Yang Xu
Yuanchao Deng
Zhiqiang Xu
author_facet Yang Xu
Yuanchao Deng
Zhiqiang Xu
author_sort Yang Xu
collection DOAJ
description In order to give full play to the mechanical properties of stamping machine,a multi-bar mechanism is used to replace a manual production to solve a series of problems when stamping sponge blank. A mechanism model is constructed and a kinematic analysis is carried out; A mathematical model for optimizing the geometric parameters of multi-bar light-load stamping machine is established,which takes the maximum effective stamping angle of crank and the minimum fluctuation of acceleration of main slider in the effective stamping stroke as evaluation criteria; The optimization model of the mechanism is constructed by step search method with Matlab,and then a simulation analysis is carried out with Adams. The optimization results show that within the range of effective stamping stroke,the effective stamping time increases by 22.03% and the effective stamping angle increases by 25.43%. The increase of effective stamping time and effective stamping angle can prolong the deformation time of the workpiece,which is beneficial to the full deformation of the workpiece and improve the machining quality of the blank. The fluctuation of acceleration of the main slider in the effective stamping stroke is reduced by 10.63%,which means that the inertia force of the whole mechanism is reduced and the stamping accuracy is increased to a certain extent.
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spelling doaj.art-03c8d361ecd048c1abbfe18fcd77be6d2023-05-26T09:51:15ZzhoEditorial Office of Journal of Mechanical TransmissionJixie chuandong1004-25392022-01-0146526230476729Mechanism Optimization Design of Multi-bar Light-load Stamping PressYang XuYuanchao DengZhiqiang XuIn order to give full play to the mechanical properties of stamping machine,a multi-bar mechanism is used to replace a manual production to solve a series of problems when stamping sponge blank. A mechanism model is constructed and a kinematic analysis is carried out; A mathematical model for optimizing the geometric parameters of multi-bar light-load stamping machine is established,which takes the maximum effective stamping angle of crank and the minimum fluctuation of acceleration of main slider in the effective stamping stroke as evaluation criteria; The optimization model of the mechanism is constructed by step search method with Matlab,and then a simulation analysis is carried out with Adams. The optimization results show that within the range of effective stamping stroke,the effective stamping time increases by 22.03% and the effective stamping angle increases by 25.43%. The increase of effective stamping time and effective stamping angle can prolong the deformation time of the workpiece,which is beneficial to the full deformation of the workpiece and improve the machining quality of the blank. The fluctuation of acceleration of the main slider in the effective stamping stroke is reduced by 10.63%,which means that the inertia force of the whole mechanism is reduced and the stamping accuracy is increased to a certain extent.http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2022.07.008Light load stamping machine;Optimization design;Matlab;Kinematic analysis
spellingShingle Yang Xu
Yuanchao Deng
Zhiqiang Xu
Mechanism Optimization Design of Multi-bar Light-load Stamping Press
Jixie chuandong
Light load stamping machine;Optimization design;Matlab;Kinematic analysis
title Mechanism Optimization Design of Multi-bar Light-load Stamping Press
title_full Mechanism Optimization Design of Multi-bar Light-load Stamping Press
title_fullStr Mechanism Optimization Design of Multi-bar Light-load Stamping Press
title_full_unstemmed Mechanism Optimization Design of Multi-bar Light-load Stamping Press
title_short Mechanism Optimization Design of Multi-bar Light-load Stamping Press
title_sort mechanism optimization design of multi bar light load stamping press
topic Light load stamping machine;Optimization design;Matlab;Kinematic analysis
url http://www.jxcd.net.cn/thesisDetails#10.16578/j.issn.1004.2539.2022.07.008
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