机械专业外文文献翻译 机械运动和动力学

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6、对烧结纳米金属簇合物动力学的研究：分子动力学研究 烧结过程中对纳米金属的调查所用的方法是分子动力学模拟的框架内嵌入原子方法。若干分子动力学模拟技术是用来观察和描述的演变的烧结过程的。能量分布的单一集群是用来记录审查和在快照的烧结过程的。烧结的演变也说明策划的大规模中心对每一组来说是随时间变化的。在烧结过程中监测和测量变化的动能和势能，从能源的角度来分析机制烧结的优势。 关键词：烧结 ;纳米簇 ;分子动力学 烧结，是众所周知的一个用于做砖的古老的技术，砖是一种瓷器，是一种很有前途的用现代技术合成的纳 米结。

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9、1 外 文 翻 译 毕业设计 题目： 基于 宽窄行分插机构动力学分析 原文 1： 译文 1： 电缆攀爬机器人的动力学仿真分析 2 电缆攀爬机器人的动力学仿真分析 u , i, 要 :本文介绍了一种使用动态分析软件 立一个关于电缆爬墙机器人引导原理的仿真模型的方法。通过这个模型和仿真的手段建立许多因素的影响 ,包括操作、姿态、角度、支撑刚度、预加载荷、支撑轮子的维度。来得到机器人的身体在工作状态下的抵消补偿。文章中的这种方法能够提供一个基础电缆攀爬机器 人的结构优化设计。 关键词 : 电缆攀爬机器人 引导原理 动态仿真 简介 电缆机器人。

10、冲压模具设计中对机械运动的控制和运用 在冲压过程中，机械运动贯穿始终。各种冲压工艺的实现都有其基本运动机理，这种运动是与模具密切相关的，各种模具的结构设计和力学设计最终都是为了满足其能够实现特定运动的要求。设计的模具能否严格完成实现冲压工艺所需的运动，直接影响到冲压件的品质，所以在模具设计中应对机械运动进行控制。同时为了达到产品形状尺寸的要求，不能够拘泥或局限于各种工艺基本运动模式中，而应不断发展和创新，在模具设计中对机械运动灵活运用。摘要：在冲压过程中，机械运动贯穿始终。各种冲压工艺的实现都有。

11、一种新颖的轮式机器人的动力学 分析与仿真 摘要 ：我们介绍了一种新式两轮移动机器人的动力学性能的分析与仿真，其新颖之处在于其与控制部分的平衡 ，而这是其“ 结果（一种其它地方也介绍过的概念）。该机器人的数学模型是在拉格朗日方程的构架下形成的，通过 余角 及方阵（这些概念在以前的著作中曾提过）。为了证实前面提到的模型还进行了一些仿真 。并且，我们提供了对应与不同输入及初始条件的动态响应，而这些对于机器人的设计和控制很关键。 关键字： 轮式移动机器人 非完整约束 多物体系 统动力学 动力学仿真 当今很多场合都需要。

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、五轴数控加工的刀具路径规划与动力学仿真 关键词 五轴数控 刀具路径 几何 -力学集成仿真 动力学仿真 传统的三轴数控加工通过控制刀具平动来完成零件的加工 , 五轴数控机床是由三轴机床增加两个旋转自由度构成 , 利用这两个旋转轴 , 五轴数控机床可以使刀具处于工作空间内的任意方向 . 五轴数控加工的优势主要通过控制刀轴方向实现 , 具体体现在 : (1)改变刀轴方向可以避免刀具和零件干涉 , 实现整体叶轮和螺旋桨等复杂曲面零件的加工 ; (2) 通过调整刀轴方向能够更好地匹配刀具几何与工件曲面 , 增加有效切宽 , 实现大型敞口类曲面零件的。