主轴

The system consists of four parts such as Data Management of Product Model,Finite Element Analysis, Optimal Design and Graphics Drawing; and its main work is searching for an optimal scheme of chief axis with Sequential Quadratic Programming Method by finite element static and dynamic characteristical analysis of the axis and saving the results of design as documents or outputing them.

系统出产品模型数据管理、有限元分析、优化设计和图形绘制四部分组成。通过对车床主轴二维垂直剖面力学模型的有限元静、动态特性分析，采用序列二次规划的优化设计方法寻求主轴设计的优化方案，并将优化设计结果形成文档或输出。提出产品设计模型的概念，通过它可自动生成有限元分析模型、优化设计模型和图形模型三个子模型，将有限元分析、优化设计、图形绘制三部分结合在一起。

Main shaft parts are mainly composed of main shaft upper and lower cone frictions clutch M.N.

主轴部件主要是主轴，上下圆锥摩擦离合器MN组成的，其操纵装置主要由杠杆机构和拉簧组成。

Compared with dissymmetrical engines, the results show that the contrapositive cam engine can balance the axial force with larger torque output and lower loads on shafting bearings.

研究结果表明，虽然对置后发动机轴向长度有所增加，但主轴轴向力能完全平衡，主轴产生转矩大，轴承负荷小，可提高功率。

The results also indicated that from the initial stage to the termination, countertransference transformed from the therapist-oriented focusing toward the client-oriented focusing.

反移情经验的转变方面，则是随著疗程而由「治疗师中心」朝向於「案主中心」，各主轴经验随著疗程中讯息的扩展而有内容的变化，各主轴经验之间亦呈现互相影响的情形。

By using the computer emulation technique, This paper researched design parameter (the equivalent radial or axial direction stillness , the damp parameter, the bearing pre-tightening force, the span, the extra centralized mass and damp) influence law on dynamical characteristic of the principal axis system, which made a meaningful explorati.

采用计算机仿真技术，研究轴承等效径向刚度与阻尼参数、轴承预紧力、跨距，附加集中质量和阻尼等设计参数对主轴系统动力特性的影响规律，为主轴系统的动态优化设计进行了有意的探索。

A person can place a drill in the drill chuck that is secured in the spindle of the drill press. They can then select the desired speed for rotation (commonly by switching belt pulleys), and activate the spindle. Then they manually pull on the quill lever to drive the drill into the workpiece being machined.

操作者可以将钻钻头装在钻夹中，钻夹固定在台钻的轴里；接着可以选择所需的转速（通常通过切换皮带改变主轴转速），并且启动主轴旋转，然后操作钻轴手柄，将钻头钻入被加工的工件。

To the horizontal large main arbor , it is key to solve the inconvenience of fit, adjust and maintain evocable by the weight of shaft.

对于卧式布置的大型主轴，结构设计上要在保证主轴达到精度要求的条件下，着重解决因自重而引起的安装、调整、维修不便的问题，若重视不够，将使机床不能正常工作。

Optimizing design and improvements of spindle components are realized base on finite analysis and experimental study.

在机床主轴部件结构有限元分析和试验研究的基础上，对机床主轴部件进行优化设计，达到动态改进目的。

A rotary dobby which includes pivoting arms which are moveable with respect to a plate connected to an element for actuating a heddle frame in controlled response to a reading-in device and wherein the pivot arms include catches which are uniquely configured having internal and external bearing surfaces which cooperatively engage binding surfaces of the plate. The rotary rat trap mechanism includes an oscillating section (4) at the blade level, coupled to the warp frame (6), and associated with an actuator (2) mounted freely on the main shaft (1) of the mechanism.

织机用旋转式多臂机构，包括在综片的水平位置，一个连接综框（6）和驱动元件（2）的摆动元件（4），驱动元件（2）装于上述多臂机构的主轴（1）上，一个靠在与驱动元件横向固结在一起的盘片（3）上的可移动连接元件（8），该移动机构受控于弹性装置（10），它可有效地将上述盘片（3）与紧固于上述主轴（1）的驱动盘（7）角连接在一起，以及两个一面受穿经装置（16）作用，一面受弹性装置（13）作用的绞支转臂（11）。

The company needed to turn out larger spindles for larger machine tools, make those spindles more accurate to work at higher rpm and horse-power, increase production capacity and versatility to meet growing demand, and still maintain control over costs.

这家公司需要给更大型的机械生产出更大的的主轴，需要使这些主轴在更大的马力，更高的转速下工作更精确，还需要提高产量和产品的多样性使之满足不断增长的需求，最后还得保持对成本的控制。

However, as the name（read－only memory）implies, CD disks cannot be written onorchanged in any way.

然而，正如其名字所指出的那样，CD盘不能写，也不能用任何方式改变其内容。

Galvanizes steel pallet is mainly export which suits standard packing of European Union, the North America. galvanizes steel pallet is suitable to heavy rack. Pallet surface can design plate type, corrugated and the gap form, satisfies the different requirements.

镀锌钢托盘多用于出口，替代木托盘，免薰蒸，符合欧盟、北美各国对出口货物包装材料的法令要求；喷涂钢托盘适用于重载上货架之用，托盘表面根据需要制作成平板状、波纹状及间隔形式，满足不同的使用要求。