本文阐述了加工中心参考点的检测、减速开关故障的诊断及维修步骤。
The article explained the detection method of reference point of vertical machining center and the process of the diagnoses and excluding deceleration switch failure.
在运行状态下，按“停止”键或拿下安全开关，系统将会减速直到停止。
When pressing STOP or take down the safety key in the operating conditionthe system will slow down to stop.
我司专业生产和销售电机，减速机，轴流风机，风扇电机，水泵，风机，电容器，开关，温控器，定时器和制冷配件。
Our company specializes in manufacturing and marketing electric motor, reducer, axial fan, fan motor, water pump, blower, capacitors, switch, thermostat, timer and refrigeration parts.
DR 1000型转速开关是一款精密的旋转检测系统，用于检测加工设备不必要的减速和停机状况。
The DR1000 Speed Switch is a complete precision rotation monitoring system ideal for detecting unwanted slowdown or stoppage of process equipment.
起升电机，减速器、卷筒和起升限位开关的一体化紧凑型设计节约了用户的使用空间。
The integrated and compact design of hoisting motor, reducer, reel and limit switch saves space for the user.
开关磁阻伺服电机经一级减速皮带传动，电机轴不承受刚性冲 击；
The switch magnetic resistance servo motor is driven by the first level deceleration belt transmission and a motor shaft does not bear rigid shock;
提出了一种无需施加磁场、利用发射电流衰减速度测量真空开关灭弧室真空度的新方法。
A new method is presented for measurement of internal pressure of vacuum interrupters, having no use of magnetic fields but using decay velocity of emission current.
调节器由齿轮和蜗轮蜗杆减速器组成；自动控制电路由脉冲周期鉴别、正向开关、反向开关及保护电路组成。
The adjustor consists of gears and worm-gear reducer, and the automatic controller circuit consists of pulse period discriminator, forward switch, backward switch and protector circuit.
有极限信号而没有上或下强减速信号，无法判定上或下极限信号； 上或下极限开关未接或开关故障；
Has utmost signal and has no up or down chiang slow down signal, lawlessness adjudgment up or lower pole limit signal ;
有极限信号而没有上或下强减速信号，无法判定上或下极限信号； 上或下极限开关未接或开关故障；
Has utmost signal and has no up or down chiang slow down signal, lawlessness adjudgment up or lower pole limit signal ;
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