KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES

A central lever steering mechanism has been synthesized to obtain five precision points for a four-wheel vehicle using Hooke and Jeeves optimization method. This compound mechanism has been studied as two identical crossed four-bar mechanisms arranged in series. The optimization has been carried out...

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Main Authors: Santiranjan Pramanik, Sukrut Shrikant Thipse
Format: Article
Language:English
Published: CTU Central Library 2020-07-01
Series:Acta Polytechnica
Subjects:
Online Access:https://ojs.cvut.cz/ojs/index.php/ap/article/view/5482
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author Santiranjan Pramanik
Sukrut Shrikant Thipse
author_facet Santiranjan Pramanik
Sukrut Shrikant Thipse
author_sort Santiranjan Pramanik
collection DOAJ
description A central lever steering mechanism has been synthesized to obtain five precision points for a four-wheel vehicle using Hooke and Jeeves optimization method. This compound mechanism has been studied as two identical crossed four-bar mechanisms arranged in series. The optimization has been carried out for one crossed four-bar mechanism only instead of the entire mechanism. The number of design parameters considered for the optimization is two. The inner wheel has been considered to rotate up to 52 degrees. The steering error, pressure angle and mechanical advantage of the proposed mechanism have been compared with those achieved by the Ackermann steering mechanism. The proposed mechanism has less steering error, more favourable pressure angle and increased mechanical advantage. The method of compounding the mechanism is also applicable when the central lever is offset from the longitudinal axis of the vehicle.
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spelling doaj.art-6dd51287b7ec4a52ba370a2266caac212022-12-22T03:57:14ZengCTU Central LibraryActa Polytechnica1210-27091805-23632020-07-0160325225810.14311/AP.2020.60.02525246KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLESSantiranjan Pramanik0Sukrut Shrikant Thipse1Department of Mechanical Engineering, Faculty of Engineering, Symbiosis International (Deemed University), Lavale, Mulshi, Pune, Maharashtra 412115, India Department of Mechanical Engineering, College of Military Engineering, Old Mumbai - Pune Hwy, Dapodi, Pimpri-Chinchwad, Maharashtra 411031, IndiaThe Automotive Research Association of India, Survey No.102, Paud Road, Rambaug Colony, Kothrud, Pune, Maharashtra 411038, IndiaA central lever steering mechanism has been synthesized to obtain five precision points for a four-wheel vehicle using Hooke and Jeeves optimization method. This compound mechanism has been studied as two identical crossed four-bar mechanisms arranged in series. The optimization has been carried out for one crossed four-bar mechanism only instead of the entire mechanism. The number of design parameters considered for the optimization is two. The inner wheel has been considered to rotate up to 52 degrees. The steering error, pressure angle and mechanical advantage of the proposed mechanism have been compared with those achieved by the Ackermann steering mechanism. The proposed mechanism has less steering error, more favourable pressure angle and increased mechanical advantage. The method of compounding the mechanism is also applicable when the central lever is offset from the longitudinal axis of the vehicle.https://ojs.cvut.cz/ojs/index.php/ap/article/view/5482ackermann steering, four-wheel vehicle, hooke and jeeves method, compound steering mechanism, unsymmetrical mechanism, steering error, crossed four-bar mechanism
spellingShingle Santiranjan Pramanik
Sukrut Shrikant Thipse
KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES
Acta Polytechnica
ackermann steering, four-wheel vehicle, hooke and jeeves method, compound steering mechanism, unsymmetrical mechanism, steering error, crossed four-bar mechanism
title KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES
title_full KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES
title_fullStr KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES
title_full_unstemmed KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES
title_short KINEMATIC SYNTHESIS OF CENTRAL-LEVER STEERING MECHANISM FOR FOUR WHEEL VEHICLES
title_sort kinematic synthesis of central lever steering mechanism for four wheel vehicles
topic ackermann steering, four-wheel vehicle, hooke and jeeves method, compound steering mechanism, unsymmetrical mechanism, steering error, crossed four-bar mechanism
url https://ojs.cvut.cz/ojs/index.php/ap/article/view/5482
work_keys_str_mv AT santiranjanpramanik kinematicsynthesisofcentralleversteeringmechanismforfourwheelvehicles
AT sukrutshrikantthipse kinematicsynthesisofcentralleversteeringmechanismforfourwheelvehicles