Analysis and optimization of forklift truck steering wheel idle vibration

A forklift truck is one of the most important tools in ports, stations, factories, and warehouses. The steering wheel of such a truck is the main contact part between the driver and the truck, and the vibration intensity of this part directly determines the operating comfort of the driver. This pape...

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Main Authors: Xinfang GE, Yi JIN, Chang'an ZHU
Format: Article
Language:English
Published: The Japan Society of Mechanical Engineers 2015-07-01
Series:Journal of Advanced Mechanical Design, Systems, and Manufacturing
Subjects:
Online Access:https://www.jstage.jst.go.jp/article/jamdsm/9/3/9_2015jamdsm0023/_pdf/-char/en
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author Xinfang GE
Yi JIN
Chang'an ZHU
author_facet Xinfang GE
Yi JIN
Chang'an ZHU
author_sort Xinfang GE
collection DOAJ
description A forklift truck is one of the most important tools in ports, stations, factories, and warehouses. The steering wheel of such a truck is the main contact part between the driver and the truck, and the vibration intensity of this part directly determines the operating comfort of the driver. This paper mainly aims to analyze and optimize steering wheel idle vibration. Experiments are implemented on a group of faulty forklifts to investigate the performance trends and the root causes of the vibration problem. The Hilbert-Huang transform method is used to analyze steering wheel vibration features of faulty forklift trucks at idle. Along with simulation, we learn that resonance vibrations is the main reason that causes the excessive vibration at idle. Thus, we propose an optimization scheme that separates the support plate (referred as part A) from the brake pedal mounting plate (referred as part B) and increases the thickness of the front plate to restrain idle vibration. The results obtained from simulation and comparative experiments indicate that the proposed schemes can effectively suppress the idle vibration of the steering system.
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spelling doaj.art-9dafa872ff554d6c9aa710a8ac303ee22022-12-22T03:38:55ZengThe Japan Society of Mechanical EngineersJournal of Advanced Mechanical Design, Systems, and Manufacturing1881-30542015-07-0193JAMDSM0023JAMDSM002310.1299/jamdsm.2015jamdsm0023jamdsmAnalysis and optimization of forklift truck steering wheel idle vibrationXinfang GE0Yi JIN1Chang'an ZHU2Department of Precision Machinery and Precision Instrumentation, University of Science and Technology of ChinaDepartment of Precision Machinery and Precision Instrumentation, University of Science and Technology of ChinaDepartment of Precision Machinery and Precision Instrumentation, University of Science and Technology of ChinaA forklift truck is one of the most important tools in ports, stations, factories, and warehouses. The steering wheel of such a truck is the main contact part between the driver and the truck, and the vibration intensity of this part directly determines the operating comfort of the driver. This paper mainly aims to analyze and optimize steering wheel idle vibration. Experiments are implemented on a group of faulty forklifts to investigate the performance trends and the root causes of the vibration problem. The Hilbert-Huang transform method is used to analyze steering wheel vibration features of faulty forklift trucks at idle. Along with simulation, we learn that resonance vibrations is the main reason that causes the excessive vibration at idle. Thus, we propose an optimization scheme that separates the support plate (referred as part A) from the brake pedal mounting plate (referred as part B) and increases the thickness of the front plate to restrain idle vibration. The results obtained from simulation and comparative experiments indicate that the proposed schemes can effectively suppress the idle vibration of the steering system.https://www.jstage.jst.go.jp/article/jamdsm/9/3/9_2015jamdsm0023/_pdf/-char/enforklift truckoptimizationidle vibrationhht methodresonance vibrationssteering wheel
spellingShingle Xinfang GE
Yi JIN
Chang'an ZHU
Analysis and optimization of forklift truck steering wheel idle vibration
Journal of Advanced Mechanical Design, Systems, and Manufacturing
forklift truck
optimization
idle vibration
hht method
resonance vibrations
steering wheel
title Analysis and optimization of forklift truck steering wheel idle vibration
title_full Analysis and optimization of forklift truck steering wheel idle vibration
title_fullStr Analysis and optimization of forklift truck steering wheel idle vibration
title_full_unstemmed Analysis and optimization of forklift truck steering wheel idle vibration
title_short Analysis and optimization of forklift truck steering wheel idle vibration
title_sort analysis and optimization of forklift truck steering wheel idle vibration
topic forklift truck
optimization
idle vibration
hht method
resonance vibrations
steering wheel
url https://www.jstage.jst.go.jp/article/jamdsm/9/3/9_2015jamdsm0023/_pdf/-char/en
work_keys_str_mv AT xinfangge analysisandoptimizationofforklifttrucksteeringwheelidlevibration
AT yijin analysisandoptimizationofforklifttrucksteeringwheelidlevibration
AT changaposanzhu analysisandoptimizationofforklifttrucksteeringwheelidlevibration