机械手

Presents the mechanical design and kinematics analysis of a dextrous robot hand to develop multifunctional upper limb prosthesis.

介绍了一种灵巧机械手的设计和控制，这种机械手可以作为多功能的上肢假肢。

In particular, made the detailed design about fuselage, arm, and end effecter and the control system etc.

重点针对机械手的机身、手臂、手爪等各部分机械结构以及机械手控制系统进行了详细的设计。

Although mechanical arm is far from the real one, it has higher efficience in doing some work.

虽然机械手远比不上人手，但某些工作由机械手来做效率会更高一些。

The article studied designs a kind of categorizing manipulator to be suitable in the ceramicwall brick examination production line, the manipulator used the circular cylindrical coordinates structure, thetribrachia equispaced can complete the work which the wall brick take and transportation and so on .

研究设计了一种适用于陶瓷墙地砖检测生产线的分检机械手，该机械手采用圆柱坐标式结构，均布的三臂可以有效的完成取砖、搬运等动作。

At the same time sheet springs was adopted for connecting the finger joints so as two functions of realizing hinging and restoring springs were achieved and an elastic hinge was constit...

在对传动机构进行分析的基础上，设计了常开状态的仿生机械手，对仿生机械手进行三维造型和模型制作，并对其进行了抓取等实验研究。

According to the theory of swaging process, robot...

本文根据已有的旋锻加工理论、机器人理论以及机械理论，认真地研究了旋锻加工过程及其自动化过程的实现型式，提出了利用气动机械手来代替人手进行旋锻加工的实施方案，方案包括：上料、加热、旋锻、调头、再加热、旋锻、移出等工序的自动化系统，并依此设计机械手主体、顶杆机构、换向机构、移送机构等子系统及其控制部分，并通过静力学、动力学分析以及三维建模仿真优化技术论证了方案可行性、可靠性，试图解决钨杆旋锻加工过程的自动化问题。

One employs a thermoelectric phenomenon, called the Peltier effect, to cool the graspers handling the cloth well below zero by passing current水不停地流过 through them.

其一使用了热电现象冷却处理布料的机械手，它通过水不停地流过使机械手和布料本身温度降到0度以下。

In this paper,Restricted Minimum Disturbance Map based scheme of attitude control is presented to keep the attitude of the base fixed during the movement of the manipulator via planning motion trajectory of the end-effector of manipulator without using reaction wheel or reaction thruster.

这种方案不使用反作用轮或反作用喷气装置，而通过规划机械手末端的运动轨迹，使机器人的本体姿态在机械手动作过程中基本保持不变。

With the application of theory and technology of programmable logic controller -PLC, the control system of transplanting potted seedlings manipulator was developed. First, the hardware of control system for transplanting seedlings manipulator was designed in detail, including the implement components, electrical control components and sensors. Then the design and selection of cylinder, solenoid valve and travel switch, configuration of I/O interface and wiring of PLC were completed and ladder chart and repertoire were drawn up.

应用PLC技术设计开发了穴盘苗自动移栽机械手的控制系统详细地介绍了硬件结构即电气系统的设计，包括气缸、电磁阀及行程开关的选择、IO接点的分配及PLC接线图的设计，编制出机械手运动过程梯形图和指令表程序，完成了控制系统的安装和调试。

Finally, the ESSMAA is served for thumb's leading knuckle to develop three-fingered robot hand cooperating with planar bending SMA actuators. The experiments of single actuators and several actuators proof well operation and control qualities of hand.

最后，将ESSMAA直接用作拟人手拇指主动指节，结合平面弯曲SMA电机，构建了三指六指节机械手样机，单机与多机实验验证了ESSMAA及机械手的良好运行控制品质。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。