機械專業(yè)外文文獻翻譯 機械運動和動力學

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6、對燒結(jié)納米金屬簇合物動力學的研究：分子動力學研究 燒結(jié)過程中對納米金屬的調(diào)查所用的方法是分子動力學模擬的框架內(nèi)嵌入原子方法。若干分子動力學模擬技術(shù)是用來觀察和描述的演變的燒結(jié)過程的。能量分布的單一集群是用來記錄審查和在快照的燒結(jié)過程的。燒結(jié)的演變也說明策劃的大規(guī)模中心對每一組來說是隨時間變化的。在燒結(jié)過程中監(jiān)測和測量變化的動能和勢能，從能源的角度來分析機制燒結(jié)的優(yōu)勢。 關(guān)鍵詞：燒結(jié) ;納米簇 ;分子動力學 燒結(jié)，是眾所周知的一個用于做磚的古老的技術(shù)，磚是一種瓷器，是一種很有前途的用現(xiàn)代技術(shù)合成的納 米結(jié)。

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9、1 外 文 翻 譯 畢業(yè)設(shè)計 題目： 基于 寬窄行分插機構(gòu)動力學分析 原文 1： 譯文 1： 電纜攀爬機器人的動力學仿真分析 2 電纜攀爬機器人的動力學仿真分析 u , i, 要 :本文介紹了一種使用動態(tài)分析軟件 立一個關(guān)于電纜爬墻機器人引導(dǎo)原理的仿真模型的方法。通過這個模型和仿真的手段建立許多因素的影響 ,包括操作、姿態(tài)、角度、支撐剛度、預(yù)加載荷、支撐輪子的維度。來得到機器人的身體在工作狀態(tài)下的抵消補償。文章中的這種方法能夠提供一個基礎(chǔ)電纜攀爬機器 人的結(jié)構(gòu)優(yōu)化設(shè)計。 關(guān)鍵詞 : 電纜攀爬機器人 引導(dǎo)原理 動態(tài)仿真 簡介 電纜機器人。

10、沖壓模具設(shè)計中對機械運動的控制和運用 在沖壓過程中，機械運動貫穿始終。各種沖壓工藝的實現(xiàn)都有其基本運動機理，這種運動是與模具密切相關(guān)的，各種模具的結(jié)構(gòu)設(shè)計和力學設(shè)計最終都是為了滿足其能夠?qū)崿F(xiàn)特定運動的要求。設(shè)計的模具能否嚴格完成實現(xiàn)沖壓工藝所需的運動，直接影響到?jīng)_壓件的品質(zhì)，所以在模具設(shè)計中應(yīng)對機械運動進行控制。同時為了達到產(chǎn)品形狀尺寸的要求，不能夠拘泥或局限于各種工藝基本運動模式中，而應(yīng)不斷發(fā)展和創(chuàng)新，在模具設(shè)計中對機械運動靈活運用。摘要：在沖壓過程中，機械運動貫穿始終。各種沖壓工藝的實現(xiàn)都有。

11、一種新穎的輪式機器人的動力學 分析與仿真 摘要 ：我們介紹了一種新式兩輪移動機器人的動力學性能的分析與仿真，其新穎之處在于其與控制部分的平衡 ，而這是其“ 結(jié)果（一種其它地方也介紹過的概念）。該機器人的數(shù)學模型是在拉格朗日方程的構(gòu)架下形成的，通過 余角 及方陣（這些概念在以前的著作中曾提過）。為了證實前面提到的模型還進行了一些仿真 。并且，我們提供了對應(yīng)與不同輸入及初始條件的動態(tài)響應(yīng)，而這些對于機器人的設(shè)計和控制很關(guān)鍵。 關(guān)鍵字： 輪式移動機器人 非完整約束 多物體系 統(tǒng)動力學 動力學仿真 當今很多場合都需要。

12、Science China Press and Springer-Verlag Berlin Heidelberg 2010 csb.scichina.com www.springerlink.com Review Mechanical Engineering SPECIAL TOPIC: Huazhong University of Science and Technology October 2010 Vol.55 No.30: 34083418 doi: 10.1007/s11434-010-3247-7 Tool path generation and simulation of dynamic cutting process for five-axis NC machining DING Han1*, BI QingZhen2, ZHU LiMin2& XIONG YouLun1 1 State Key Laboratory of Digital Manufacturing Equipment and Technology, Huazh。

13、五軸數(shù)控加工的刀具路徑規(guī)劃與動力學仿真 關(guān)鍵詞 五軸數(shù)控 刀具路徑 幾何 -力學集成仿真 動力學仿真 傳統(tǒng)的三軸數(shù)控加工通過控制刀具平動來完成零件的加工 , 五軸數(shù)控機床是由三軸機床增加兩個旋轉(zhuǎn)自由度構(gòu)成 , 利用這兩個旋轉(zhuǎn)軸 , 五軸數(shù)控機床可以使刀具處于工作空間內(nèi)的任意方向 . 五軸數(shù)控加工的優(yōu)勢主要通過控制刀軸方向?qū)崿F(xiàn) , 具體體現(xiàn)在 : (1)改變刀軸方向可以避免刀具和零件干涉 , 實現(xiàn)整體葉輪和螺旋槳等復(fù)雜曲面零件的加工 ; (2) 通過調(diào)整刀軸方向能夠更好地匹配刀具幾何與工件曲面 , 增加有效切寬 , 實現(xiàn)大型敞口類曲面零件的。