电机驱动的

Chinese cable reel to the door wide application of the plane, with the big cable in the road so that the process is to avoid being hurt. must maintain an appropriate tension here at present, the cable reel drives used in three main ways : namely (1) the torque-motor (2) use of cage-plus motor hysteresis coupling;(3) The torque motor controller to increase frequency hysteresis couplings.

中文摘要：电缆卷筒在门机上被广泛应用，在使电缆随大车的行进过程中要避免受到伤害，必须保持一个合适的张力，这里介绍了目前门机电缆卷筒驱动装置主要采用的三种方式：即（1）采用力矩式电机；（2）采用笼型电机加磁滞式联轴器；（3）采用力矩控制器加变频电机加磁滞式联轴节。

By using both the hydrogen decrepitation and double-alloy processes to avoid soft magnetic Laves phase,we prepared N35AH sintered Nd-Fe-B permanent magnet with ultra-high coercivity,which can be used at temperature up to 240℃.

现在汽车驱动电机、水力风力发电机、压缩机电机、船舶用大功率推进电机等领域对高使用温度烧结Nd-Fe-B磁体的需求日益增长，所以提高烧结材料的耐热性成为当今钕铁硼行业的主要研究方向之一。

The design of the device using NC Lathe CA6140 control, part of the main transmission system using AC spindle motor and graded by the pulley driven spindle gearbox, through the inverter and gearbox to achieve sub; Feed System used by stepper motor driven ball screw slowdown after campaign vertical feed system through a gear after the ball screw drive, in the horizontal feed system through two gear-driven ball screw; Tool to automatically transfer tool carrier (4-position), thus achieving automatic tool change; by MCS-51 series 8051 data to be dealt with. from the I / O interface stepper pulse output signal to control the feed rate and itineraries; In order to maintain the function of cutting thread, to the outer end of spindle or other appropriate location loaded pulse generator; Lathe will be transformed into Tailstock manually controlled electric Tailstock.

本设计利用数控装置对CA6140普通车床进行控制，主传动系统部分采用交流调频主轴电动机经带轮及分级齿轮变速箱驱动主轴，通过变频器和齿轮变速箱实现分段无级变速；进给系统采用步进电机通过减速后驱动滚珠丝杠运动，在纵向进给系统中通过一级齿轮减速后驱动滚珠丝杠，在横向进给系统中通过二级齿轮减速驱动滚珠丝杠；刀架改为自动转位刀架从而实现自动换刀；通过MCS-51系列8051单片机对数据进行计算处理，由I/O接口输出步进脉冲信号控制进给速度和行程；为了保持切削螺纹的功能，要在主轴外端或其它适当部位装上脉冲发生器；将车床的手动尾座改造成为可控电动尾座。

The design of the device using NC Lathe CA6240 control, part of the main transmission system using AC spindle motor and graded by the pulley driven spindle gearbox, through the inverter and gearbox to achieve sub; Feed System used by stepper motor driven ball screw slowdown after campaign vertical feed system through a gear after the ball screw drive, in the horizontal feed system through two gear-driven ball screw; Tool to automatically transfer tool carrier (4-position), thus achieving automatic tool change; by MCS-51 series 8051 data to be dealt with.

本设计利用数控装置对CA6240普通车床进行控制，主传动系统部分采用交流调频主轴电动机经带轮及分级齿轮变速箱驱动主轴，通过变频器和齿轮变速箱实现分段无级变速；进给系统采用步进电机通过减速后驱动滚珠丝杠运动，在纵向进给系统中通过一级齿轮减速后驱动滚珠丝杠，在横向进给系统中通过二级齿轮减速驱动滚珠丝杠；刀架改为自动转位刀架从而实现自动换刀；通过MCS-51系列8051单片机对数据进行计算处理，由I/O接口输出步进脉冲信号控制进给速度和行程；为了保持切削螺纹的功能，要在主轴外端或其它适当部位装上脉冲发生器；将车床的手动尾座改造成为可控电动尾座。

In the interest of getting good performance of speed and loading capability of the micro motor, at the same time ensuring the high rotary resolution, put forward a kind of new precise rotary motor using piezoelectric stack as actuating element based on inchworm motion.

为了保证微小型电机的速度和承载能力，同时获得较高的运转分辨率，提出一种以压电叠堆为驱动元件基于尺蠖运动原理的新型精密旋转电机方案。电机结构中转子无绕线结构，定子采用柔性铰链双侧对钳方式交替对转子起到钳位作用。

One straight line guide and silk pole flat network of transmission gush out black to make network device, by the shower nozzle (2), shower nozzle shelf (1), air cylinder (7), straight line guide (8),(6) of bases, and ball silk (10) of poles and not urge at (4) of mesas job, its characterisitic is that: The stated shower nozzle shelf (1) one both ends and locate a base (11) bottom air cylinder of shower nozzle in the guide (8) connecting rod slipping of the straight line from head to foot through one, make up and lift the organization pneumatically; And this shower nozzle sets of (11) base underpart set up one group along base (6) longitudinal straight line guide (5) package that arrange again, two straight line guide packages (5)Middle shower nozzle sets of (11) base of position department set up, link with this shower nozzle of a base (11)s, and can promote their longitudinal time move the ball silk pole worked up along (6) base; The end head of this ball silk pole (10) is connecting the electrical machinery (9) of urging.

一种直线导轨和丝杆传动的平网喷墨制网装置，由喷头(2)、喷头架(1)、气缸(7)、直线导轨(8)、基座(6)、工作台面(4)及滚珠丝杆(10)和驱动电机(9)组成，其特征在于：所述喷头架(1)的两端通过一能在直线导轨(8)内上下滑动的连杆与设于喷头架底座(11)下部的气缸(7)相连，组成气动抬升机构；而该喷头架底座(11)下部又设置着一组沿基座(6)纵向排布的直线导轨组件(5)，两直线导轨组件(5)中间部位的喷头架底座(11)部设置着与该喷头架底座(11)相连、并能推动其沿基座(6)纵向来回位移动的滚珠丝杆(10)；该滚珠丝杆(10)的端头连接着驱动电机(9)。

This paper introduces the subdivided technology of stepping motor using s-c processor, and discusses the subdivided technology project of stepping motor, It come out a solution about the subdividing drive circuit of stepping motor using current compose vector circumrotate.

本文介绍了用单片机实现步进电机高精度细分技术，在对现有的步进电机的细分技术方案探讨的同时，提出了步进电机的细分驱动电路通过电流合成矢量的旋转来实现的解决方案，使步进电机的细分技术提高到了高精度细分的水平。

ABB's gearless mill drives (giant motor and drive systems that power ore-crushing mills) are more reliable and energy efficient than traditional mill drive systems, and increase mill productivity.

ABB的无齿轮磨机驱动（为碎矿石磨机提供动力的大型电机和驱动系统）比传统的磨机驱动系统更可靠更节能，而且增加了磨机的生产力。

Based on the hardware combination between LPC2136 with ARM kernel and CPLD,six-phase driving signal is generated to drive steering and control three servo executers of cruise munition.

采用ARM内核LPC 2136和CPLD的硬件组合方式，产生驱动舵机电机所需的六相驱动信号，通过光耦隔离和功率放大电路驱动，能够同时控制巡飞弹的3片舵机执行器。

The papers will expatiate on vessel electric propulsion motor drives technology, and analyze varieties of converters, how to be used to the vessel electric propulsion system.

驱动系统是电力推进系统的关键技术之一，它伴随着电机控制理论和电力电子器件的发展而不断得到发展。可调速驱动系统在工业上已应用很长时间了，但第一次通过使用电力电子器件实现可调速驱动是在20世纪60年代末。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。