机床

Besides, in the Treasure Hunting User's Industry column, topics discussed include the application of punching technology in China's auto industry and its requirements on machine tools; introduction of some equipments provided by the Spanish machine tool industry for railway manufacturing, as well as products and technologies from Germany.

而在用户行业探宝一栏中，汽车专区聚焦冲压技术在国内汽车制造中之应用现状及其对机床工具的要求；轨道交通专区则介绍西班牙机床行业在这一用户领域的攻略，以及德国领先供应商们的产品与技术。

High speed machine tool spindle s are key component of high speed machine tools.

高速加工是制造业发展的重要趋势，高速机床主轴则是高速加工机床的核心功能部件。

In the paper, the solution to the optimal structural design of machine tool spindle with respect to dynamic properties based on artificial neural network and genetic algorithm is studied.

本文研究了基于人工神经网络和遗传算法的机床主轴动态特性结构优化设计的求解方法，利用人工神经网络实现机床主轴动态特性的近似分析，借助遗传算法实现给定固有频率下的最小重量设计。

In view of the lack of consideration for the random and the fuzzy of design parameters in traditional optimal design for the machine tool spindle,the fuzzy reliability is introduced into the process, and then a mathematical model is estadlished in the light of the optimal design theory.

针对机床主轴常规优化设计不考虑设计参数的随机性和模糊性，提出将模糊可靠性引入到主轴的优化设计中，在常规优化设计的基础上建立了机床主轴模糊可靠性优化设计的数学模型。

Mastercam9.0 numerical control system first makes the NCI files according to graph and processing information. But NCI files can not transmit directly to numerical control machine tool, it cant control numerical control machine tool normally by special post processing programme of all kinds of numerical control system until it transforms NCI files to NC files received and identified by numerical control system.

采用MasterCAM9.0进行数控加工时，首先根据图形信息和加工信息生成NCI文件，但NCI文件不能直接传送给数控机床，还必须通过各数控系统专用的后置处理程序，将NCI文件转换成数控系统可以接受和识别的NC文件，才能控制数控机床正常工作。

Is an earlier technology development regulate the idle equipment for the Jimao enterprises, followed swap places remaining, efficient and pragmatic, customer first, the operating principle of mutually beneficial win-win situation, the swap Chuanhuan all kinds of idle equipment and common plane, commissioned by substituting Sell or to purchase, the construction of automobile parts, the rule of general machinery, electrical and instrumentation, such as machine and the basis of the key host, to provide equipment for Technological Advice and agents of the domestic machine tool manufacturers famous plane, CNC machine tools and processing centres.

郑州方圆机械设备技术开发有限公司是较早面向全国调剂闲置设备的技贸企业，遵循调剂余缺、高效务实、用户至上、互惠双赢的经营原则，调剂串换各种闲置通用设备和专机，委托代销或选购、承建汽车零部件、冶化、通用机械、仪表电器和基础件等整机及关键主机，提供设备配套工艺咨询，并代理国内部分机床厂商名优专机、数控机床和加工中心。

In the left tool carriage, the ball leadscrew、the servo motor and single gear reducer were displaced,and the coordinated movement about X and Z axis could be implemented by semi-closed loop control of SINUERRIK 802D numerical system.

左刀架采用滚珠丝杠、伺服电机和一级齿轮减速，并利用SINUMERIK 802D数控系统的半闭环控制实现左刀架的X轴和Z轴联动控制，机床改造后，大大扩大了机床的加工范围，同时提高了生产效率和加工精度。

In this paper, a tooth for milling tenon electrical control of the entire process, electrical components will be used to achieve the milling work tenon tooth path of automatic and manual control, selected relay - access control systems to accomplish this purpose, it has the advantage of Line intuitive, are most commonly used electrical appliances, the replacement of convenience, cheaper prices, through repeated experiments and demonstration confirmed by the use of electrical components can accurately on a milling machine tenon teeth effective control of the machine tools to improve the control of a certain value .

本文研究了专用榫齿铣电气控制的全部过程，将利用电气元件来实现对榫齿铣工作路径的自动与手动控制，选用了继电-接触系统来完成这一控制目的，它的优点是线路直观，大部分电器均为常用电器，更换方便，价格较便宜，通过反复的实验与论证结果证实所用电气元件能准确对机床榫齿铣进行有效控制，对机床控制的改进有一定的参考价值。

It was necessary to strictly adjust the machine tool's taper parameter when the work pieces had taper by using the numerical control precision WEDM machine,and introduced the basic procedure and method on parameter adjustment by using the trigonometric function.

数控精密线切割在加工带有锥度的工件时，需对机床的锥度参数进行严格的校正，应用三角函数关系详细论述了机床校正的基本过程和方法。

Mainly precision ball screws, precision V-shaped guide insert steel, high precision mechanical transmission, taper machine with the extremely rigid taper design, machine tool use low-bed new structure.

主要采用精密滚珠丝杠，精密镶钢V型导轨、机械传动精度高，锥度机床具有刚性极强的锥度设计，机床采用低床身新颖结构。

The split between the two groups can hardly be papered over.

这两个团体间的分歧难以掩饰。

This approach not only encourages a greater number of responses, but minimizes the likelihood of stale groupthink.

这种做法不仅鼓励了更多的反应，而且减少跟风的可能性。