文档介绍：Mechanism and Machine Theory 44 (2009) 983–990
Contents lists available at ScienceDirect
Mechanism and Machine Theory
journal homepage: ate/mechmt
Synthesis of adjustable function generation linkages
using the optimal pivot adjustment
Hong Zhou *
Department of Mechanical and Industrial Engineering, Texas A&M University-Kingsville, Kingsville, TX 78363, USA
article info abstract
Article history: Desired functions can be generated precisely by adjustable four-bar linkages. A revolute
Received 13 January 2007 joint is used to adjust the fixed pivot location of the driven link. The synthesis model is
Received in revised form 15 May 2008 established based on the optimal adjustment. Desired functions can be generated precisely
Accepted 27 May 2008
by continuous adjustment or approximately by fixing adjustment joint. The optimal fixed
Available online 2 July 2008
location of the adjustment joint is selected by minimizing the maximum absolute struc-
tural error. The effectiveness of the proposed synthesis approach is verified by demon-
strated examples.
Keywords:
2008 Elsevier Ltd. All rights reserved.
Adjustable linkage Ó
Function generation
Pivot adjustment
Linkage synthesis
Structural error
1. Introduction
Adjustable four-bar linkages generate flexible output motions using the same set of hardware with one or more param-
eters adjustable. Different par