复习选择题.pdf

1 1.对于配有设计完善的位置伺服系统的数控机床，其定位精度和加工精度主要取决于（）A.机床机械结构的精度 B.驱动装置的精度C.位置检测元器件的精度 D.计算机的运算速度2.PWM是脉冲宽度调制的缩写，PWM 调速单元是指 ()。A.晶闸管相控整流器速度控制单元B.直流伺服电机及其速度检测单元C.大功率晶体管斩波器速度控制单元D.感应电动机变频调速系3.闭环控制系统的位置检测装置装在：()。A传动丝杠上 B伺服电动机轴上C机床移动部件上 D数控装置中4.数控机床的诞生是在年代（）。A50 年代 B.60年代 C.70年代5.数控机床主轴驱动应满足：()。A 高、低速恒转矩 B高、低速恒功率C 低速恒功率高速恒转矩 D低速恒转矩高速恒功率6.数控机床切削精度检验，对机床几何精度和定位精度的一项综合检验 ()。A.又称静态精度检验，是在切削加工条件下；B又称动态精度检验，是在切削加工条件下；C.又称静态精度检验，是在空载条件下；2 D.又称动态精度检验，是在空载条件下；7.故障维修的一般原则是 ()。A.先动后静 B.先内部后外部C.先机械后电气 D.先特殊后一般8.滚珠丝杠预紧的目的是 ()。A.增加阻尼比，提高抗振性 B.提高运动平稳性C.消除轴向间隙和提高传动刚度 D.加大摩擦力，是系统能自锁9.对于闭环的进给伺服系统，可采用作为检测装置 ()。A.增量式编码器 B.绝对式编码器C.旋转式感应同步器 D.长光栅10.数控机床上有一个机械原点，该点到机床坐标零点在进给坐标轴方向上的距离可以在机床出厂时设定。该点称（）。A工件零点 B.机床零点 C.机床参考点11.数控机床广泛应用异步串行通信接口传送数据，常用的接口标准是 ()。A.RS-232C B.DNC C.RS-422 D.MAP 12.CNC系统中的PLC是 ()。A.可编程序逻辑控制器 B.显示器C.多微处理器 D.环形分配器文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K83 13.数控机床的精度检测指标中，以下不属于静态指标的是 ()。A.机床滑板定位精度 B.测量精度C.轮廓跟随精度 D.机床定位精度14.数控系统的报警大体可以分为操作报警、程序错误报警、驱动报警及系统错误报警，某个程序在运行过程中出现“圆弧端点错误”，这属于（）。A.程序错误报警；B.操作报警；C.驱动报警；D.系统错误报警。15.脉冲当量是数控机床数控轴的位移量最小设定单位，脉冲当量的取值越小，插补精度（）。A.越高；B.越低；C.与其无关；D.不受影响。16.数控机床是在（）诞生的。A日本 B.美国 C.英国17.从工作性能上看液压传动的优点有（）A比机械传动准确 B.速度、功率、转矩可无级调节 C.传动效率高18.从工作性能上看液压传动的缺点有（）A调速范围小 B.换向慢 C.传动效率低19.为了保障人身安全，在正常情况下，电气设备的安全电压规定为（）。A.42V；B.36V；C.24V；D.12V。20.数控机床由四个基本部分组成：（）、数控装置、伺服机构和机床机械部分。文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K84 A.数控程序 B.数控介质 C.辅助装置 D.可编程控制器21.数控机床中把脉冲信号转换成机床移动部件运动的组成部分称为（）。A.控制介质 B.数控装置 C.伺服系统 D.机床本体22.数控机床精度检验主要包括机床的几何精度检验和坐标精度及()精度检验。A.综合 B.运动 C.切削 D.工作23.数控机床能成为当前制造业最重要的加工设备主要是因为（）。A自动化程度高 B.人对加工过程的影响减少到最低 C.柔性大，适应性强24.数控铣床一般采用半闭环控制方式，它的位置检测器是（）。A光栅尺 B.脉冲编码器 C.感应同步器25.数控机床工作时，当发生任何异常现象需要紧急处理时应启动（）。A程序停止功能 B.暂停功能 C.紧停功能26.热继电器在控制电路中起的作用是（）。A短路保护 B.过载保护 C.失压保护 D.过电压保护27.数控机床加工调试中遇到问题想停机应先停止（）。A冷却液 B.主运动 C.进给运动 D.辅助运动28.数控机床电气柜的空气交换部件应（）清除积尘，以免温升过高产生故障。A每日 B.每周 C.每季度 D.每年文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K85 29.数控机床如长期不用时最重要的日常维护工作是（）。A清洁 B.干燥 C.通电30.（多选）生产的安全管理活动包括（）。A警示教育 B 安全教育 C 文明教育 D 环保教育 E 上、下班的交通安全教育31.（多选）数控机床日常保养中，（）部位需不定期检查。A各防护装置 B.废油池 C.排屑器 D.冷却油箱32.数控机床进给系统减少摩擦阻力和动静摩擦之差差是为了提高数控机床进给系统的（）。A传动精度 B.运动精度和刚度 C.快速响应性能和运动精度 D.传动精度和刚度33.为了保证数控机床能满足不同的工艺要求，并能够获得最佳切削速度，主传动系统的要求是（）。A无级调速 B.变速范围宽 C.分段无级变速 D.变速范围宽且能无级变速34.（）使用专用机床比较合适。A 复杂型面加工 B.大批量加工 C.齿轮齿形加工35.数控系统所规定的最小设定单位就是（）。A.数控机床的运动精度 B.机床的加工精度 C.脉冲当量 D.数控机床的传动精度36.加工中心与数控铣床的主要区别是（）。A.数控系统复杂程度不同 B.机床精度不同文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K86 C.有无自动换刀系统37.数控机床加工依赖于各种（）。A.位置数据 B.模拟量信息 C.准备功能 D.数字化信息38.数控机床的核心是（）。A伺服系统 B.数控系统 C.反馈系统 D.传动系统39.数控机床的主机（机械部件）包括：床身、主轴箱、刀架、尾座和（）。A.进给机构 B.液压系统 C.冷却系统40.数控机床加工零件时是由（）来控制的。A数控系统 B.操作者 C.伺服系统41.数控铣床的基本控制轴数是（）。A一轴 B.二轴 C.三轴 D.四轴42.数控机床与普通机床的主机最大不同是数控机床的主机采用（）。A数控装置 B.滚动导轨 C.滚珠丝杠43.下列数控系统中（）是数控铣床应用的控制系统。AFANUC-6T B.FANUC-6M C.FANUC-330D 44.数控车床与普通车床相比在结构上差别最大的部件是（）。A主轴箱 B.床身 C.进给传动 D.刀架文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K87 45.半闭环数控机床是指：()。A 没有检测装置 B对电机轴的转角进行检测C 对电机的电流进行检测 D对坐标轴的位移进行检测46.下列数控系统中（）是数控车床应用的控制系统。AFANUC-0T B.FANUC-0M C.SIEMENS 820G 47.光栅检测系统的分辨率为：()。A.W/n B.n/W C.n/360 D.360/n 48.目前机床导轨中应用最普遍的导轨型式是（）。A静压导轨 B.滚动导轨 C.滑动导轨49.通常数控系统除了直线插补外，还有（）。A正弦插补 B 圆弧插补 C 抛物线插补50.光电盘刻线为900 条，配合电子八等分细分电路，则其分辨率为：()。A.0.1 B.0.2 C.0.05 D.0.551.步进电机的步距角是()。A.每转一步电机轴转过的角度 B.每转一步执行元件走的距离C.每转一步执行元件转的角度 D.每个齿对的圆心角度52CNC 铣床伺服电机出现过热产生报警，不可能的原因是（）文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K8文档编码:CX2U7H9Y5S9 HW10H9I9I5M5 ZT6D8Z2W5K88 A、电机过负载 B、电机线圈绝缘不良C、频繁正、反转运动 D、未输入电机电源53数控机床日常维护中，下列哪些做法不正确？（）A、数控系统支持电池定期更换应在CNC 系统断电的状态下进行B、尽量少开电气控制柜门C、数控系统长期闲置情况，应该常给系统通电D、定期检验控制电气控制柜的散热通风工作状况54软件限位是由机床内部系统参数设定的，软件限位一般（）后才生效。A、按回车 B、复位 C、返