【正文】 ..................................................................35 單元彈性動(dòng)力學(xué)靈敏度方程的建立 .......................................................................36 支鏈彈性動(dòng)力學(xué)靈敏度方程的建立 .......................................................................39 并聯(lián)機(jī)構(gòu)彈性動(dòng)力學(xué)靈敏度方程的建立 ...............................................................40 并聯(lián)機(jī)構(gòu)動(dòng)應(yīng)力的靈敏度分析 ...............................................................................48 系統(tǒng)頻率的靈敏度分析 ...........................................................................................56 本章小結(jié) ...................................................................................................................584 并聯(lián)機(jī)構(gòu)彈性動(dòng)力學(xué)優(yōu)化設(shè)計(jì) ....................................................................59 引言 ...........................................................................................................................59 優(yōu)化策略的確定 .......................................................................................................59山東科技大學(xué)碩士學(xué)位論文 目 錄 優(yōu)化模型的確定 .......................................................................................................60 優(yōu)化模型的求解 .......................................................................................................63 本章小結(jié) ...................................................................................................................735 結(jié)論與展望 ....................................................................................................75 主要結(jié)論 ...................................................................................................................75 工作展望 ...................................................................................................................76致 謝 ..................................................................................................................77參考文獻(xiàn) ..............................................................................................................78攻讀碩士學(xué)位期間從事科學(xué)研究及發(fā)表論文情況 ..........................................83山東科技大學(xué)碩士學(xué)位論文 目 錄 Contents1 Introduction..........................................................................................................................1 Development of parallel mechanism at home and abroad .................................................1 Dynamics research of parallel mechanism .......................................................................................3 Significance of the subject................................................................................................................4 Main content of the subject ..............................................................................................................52 Establishment of elastic dynamic model for PM and its analysis....................................6 Foreward...........................................................................................................................................6 Establishment of element elastic dynamic equations .......................................................................7 Establishment of branch elastic dynamic equations .......................................................................15 Establishment of PM elastic dynamic equations ............................................................................17 Solution of PM elastic dynamic equations .....................................................................................24 Stress analysis of PM......................................................................................................................28 Frequency analysis of system.........................................................................................................33 Summary.........................................................................................................................................343 Elastic dynamics sensitivity analysis of PM ....................................................................35 Foreward.........................................................................................................................................35 Sensitivity equations establishment of element elastic dynamic....................................................36 Sensitivity equations establishment of branch elastic dynamic......................................................39 Sensitivity equations establishment of PM elastic dynamic...........................................................40 Sensitivity analysis of PM dynamic stress .....................................................................................48 Sensitivity analysis of system frequency........................................................................................56 Summary.........................................................................................................................................584 Elastic dynamics optimization design of parallel mechanism .......................................59 Foreward.........................................................................................................................................59 Determination of optimization strategy..........................................................................................59 Determination of optimization model.............................................................................................60山東科技大學(xué)碩士學(xué)位論文 目 錄 Solution of optimization model ...............................................