Development of a spring-suspended suction cup based on snap-through buckling

This paper focuses on the development of a spring-suspended suction cup with buckled plate spring. The proposed idea is that the buckled plate spring is used for adjusting negative pressure of suction cup. Moreover, the stored elastic energy in the plate-spring compensates pressure loss when air inf...

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Main Authors: Takahiro MATSUNO, Shugen MA, Atsushi KAKOGAWA
Format: Article
Language:Japanese
Published: The Japan Society of Mechanical Engineers 2016-12-01
Series:Nihon Kikai Gakkai ronbunshu
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/transjsme/83/845/83_16-00372/_pdf/-char/en
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author Takahiro MATSUNO
Shugen MA
Atsushi KAKOGAWA
author_facet Takahiro MATSUNO
Shugen MA
Atsushi KAKOGAWA
author_sort Takahiro MATSUNO
collection DOAJ
description This paper focuses on the development of a spring-suspended suction cup with buckled plate spring. The proposed idea is that the buckled plate spring is used for adjusting negative pressure of suction cup. Moreover, the stored elastic energy in the plate-spring compensates pressure loss when air inflow happens in the suction cup. Existing passive suction cups are difficult to keep attachment to rough surfaces, where there exists air inflow, however, the proposed idea is able to continue attachment in a small air inflow environment without any actuator or energy source. Therefore the spring-suspended suction cup is able to decrease weight, size, and energy consumption of the attachment mechanism. This paper presents calculation of attachment time of the spring-suspended suction cup, input energy needed to start attachment, and estimation of air inflow to suction cup. From numerical comparison and experimental verification, it is confirmed that the proposed idea maintains attachment force for a longer time than the volume-fixed suction cup that is commonly used.
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spelling doaj.art-c1f84af476aa4c8a9b3ff839537574152022-12-22T04:16:09ZjpnThe Japan Society of Mechanical EngineersNihon Kikai Gakkai ronbunshu2187-97612016-12-018384516-0037216-0037210.1299/transjsme.16-00372transjsmeDevelopment of a spring-suspended suction cup based on snap-through bucklingTakahiro MATSUNO0Shugen MA1Atsushi KAKOGAWA2Ritsumeikan University, Dept. of RoboticsRitsumeikan University, Dept. of RoboticsRitsumeikan University, Dept. of RoboticsThis paper focuses on the development of a spring-suspended suction cup with buckled plate spring. The proposed idea is that the buckled plate spring is used for adjusting negative pressure of suction cup. Moreover, the stored elastic energy in the plate-spring compensates pressure loss when air inflow happens in the suction cup. Existing passive suction cups are difficult to keep attachment to rough surfaces, where there exists air inflow, however, the proposed idea is able to continue attachment in a small air inflow environment without any actuator or energy source. Therefore the spring-suspended suction cup is able to decrease weight, size, and energy consumption of the attachment mechanism. This paper presents calculation of attachment time of the spring-suspended suction cup, input energy needed to start attachment, and estimation of air inflow to suction cup. From numerical comparison and experimental verification, it is confirmed that the proposed idea maintains attachment force for a longer time than the volume-fixed suction cup that is commonly used.https://www.jstage.jst.go.jp/article/transjsme/83/845/83_16-00372/_pdf/-char/enattachment mechanismsuction cupplate springnegative pressurewall climbing
spellingShingle Takahiro MATSUNO
Shugen MA
Atsushi KAKOGAWA
Development of a spring-suspended suction cup based on snap-through buckling
Nihon Kikai Gakkai ronbunshu
attachment mechanism
suction cup
plate spring
negative pressure
wall climbing
title Development of a spring-suspended suction cup based on snap-through buckling
title_full Development of a spring-suspended suction cup based on snap-through buckling
title_fullStr Development of a spring-suspended suction cup based on snap-through buckling
title_full_unstemmed Development of a spring-suspended suction cup based on snap-through buckling
title_short Development of a spring-suspended suction cup based on snap-through buckling
title_sort development of a spring suspended suction cup based on snap through buckling
topic attachment mechanism
suction cup
plate spring
negative pressure
wall climbing
url https://www.jstage.jst.go.jp/article/transjsme/83/845/83_16-00372/_pdf/-char/en
work_keys_str_mv AT takahiromatsuno developmentofaspringsuspendedsuctioncupbasedonsnapthroughbuckling
AT shugenma developmentofaspringsuspendedsuctioncupbasedonsnapthroughbuckling
AT atsushikakogawa developmentofaspringsuspendedsuctioncupbasedonsnapthroughbuckling