机械专业专业英语词汇

1、机械工程专业英语词汇Chapter One Mechanics Components 第一章 机械构件 Lesson One 第一课 齿轮 Words and Expressions 1.spur gear 直齿轮2.thermal expansion 热膨胀3.lubrication润滑4.backlash倾向间隙5.the pitch circles节圆6.space width间隙宽度7.instrument gear仪表齿轮8.the split gear拼合齿轮9.helical gear斜齿轮10.pitch-line velocities节线速度11.an axial thrus

2、t轴向推力12.blank 坯件13.double-helical gears 人字齿轮14.non-intersecting不相交的15.worm gears蜗轮蜗杆16.bevel gears伞齿轮17.crossed-axis交叉轴18.nut 螺母19.screw丝杠螺钉20.large rations 大速比21.parallel-shaft gears平行轴齿轮22.single-thread worms单线蜗杆23.lead angles导角24.multiple-thread worms多线蜗杆25.hypoid gear偏轴伞齿轮26.rolling Cones滚锥27.in

3、volutes渐开线， Lesson Two Rolling Guides and Bearings 第二课 滚动导轨和轴承 Words and Expressions 1.rolling guides (rolling guideways) 滚动导轨2.plain guides普通导轨3.a roller chain滚柱链4.cape保持架5.guide surfaces导轨面6.stiffness 刚性 7.load-carrying capacity载荷能力 8.rolling-contact bearings滚动轴承9.ball bearing球轴承10.an inner race 内

4、座圈11.an outer race外座圈12.separator 隔离环13.curvature曲率14.notch 凹槽15.thrust load 推力负载16.a radial ball bearing经向球轴承17.sections断面18.an axial-thrust bearing轴向推力轴承19.washer 垫圈20.roller bearing 滚子轴承21.tapered 锥形的22.spherical球面的23.retaining shoulder 定位肩24.needle bearing滚针轴承25.tapered roller bearings锥形滚子轴承26.s

5、pherical roller bearings球面滚子轴承27.concave凹面的28.convex凸面的Lesson Three Clutches 第三课 离合器 Word and Expressions 1.coaxial (coaxial) 同轴的，共轴的2.a rotatable shaft (driven shaft) 从动轴3.a rotating shaft (driving shaft) 主动轴4.friction clutches磨擦离合器5.ring-shaped环形的6.spring弹簧7.a conical spool锥形短管轴8.coefficient of fr

6、iction磨擦系数9.facing衬片10.dry clutches干式离合器11.wet clutches 湿式离合器12.a multiple-plate disc clutch多片式圆盘离合器13.spline花键14.pivot枢轴15.magnetic clutches电磁离合器16.an annular gap环状间隙17.powder iron铁粉18.graphite石墨19.direct-current control coil直流控制线圈20.slippage滑动Lesson Four Ball screw and nuts 第四课 滚珠丝杠螺母副 Words and E

7、xpressions 1.precision ball screw assembly 精密滚珠丝杠副2.auto-drafting machines自动制图机3.valves阀门4.metallurgical machinery冶金机械5.satellite tracers卫星跟踪仪6.steering gears转向机构7.stick-slip 爬行循环8.rolling guideways滚动导轨9.recirculating-ball screw滚珠丝杠 10. feed mechanisms 进给机构11. wear 磨损12. damping property 阻尼性13. tang

8、ential 切向的14. circumferential 圆周的15. thread pitch螺距16. a ball-return track回珠滚道17. a return tube回珠管18. shock-free无冲击19. stiffness刚性20. freedom from免除21. pre-load预载Chapter Two Constructure and Technology of Machine Tools 第二章 机床结构及工艺 Lesson One Size, Bed and Tailstock of Engine lathe 第一课 普通车床的尺寸、床身及尾架

9、Words and Expressions 1.lathe (turning lathe, engine lathe, tuning machine) 车床 2.the live center point 活顶尖 3.swing 回转直径 4.bed 床身5.ways导轨6.Carriage 床鞍7.Cross-feed slide 横进给刀架8.Headstock主轴箱9.tailstock. 尾 架 10. rack 齿条11. pinion gear小齿轮12. handwheel 手轮13. hardened steel 淬火钢14. flame-hardened ways 火焰淬火导

10、轨15. the distance between centers项尖距16. taper shank锥形车削17. tailstock spindle 尾架锥柄18. taper shank 套筒19. three-jaw chuck三爪卡盘20. roller bearing滚子轴承21. lubrication润滑22. workpiece工件Lesson Two Headstock of Engine Lathe 第二课 普通车床的主轴箱 Words and Expressions 1.spindle 主轴2.taper sleeve锥套3.live center轴心活顶针4.the

11、threaded spindle nose螺纹主轴头5.the cam lock spindle nose凸轮锁紧主轴头6.the long taper key drive spindle nose长锥键传动主轴头7.flange法兰盘8.Chuck卡盘9.Cam lock stud、凸轮锁紧短轴10. Collar 轴环11. faceplate套圈12. keyway花盘，键槽13. back gear背轮 14. bull gear 大齿轮15. sliding pit滑动槽16. groove、槽17. step pulley塔轮18. drive pulley主动轮19. drive

12、n pulley被动轮20. gear box齿轮变速箱Lesson Three Carriage, Feeding and Threading Mechanism of Engine Lathe 第三课 普通车床的床鞍、进给和车螺纹机构 Words and Expressions 1.Saddle鞍座2.Apron 滑板箱 3.Cross slides 横向滑板，横刀架 4.Compound rest 复合刀架（转盘）5.tool post小刀架 6.tool holder 刀夹 7.Clutch 离合器 8.Facing 车端面 9.Cutoff 切断 机动进给 10. power fee

13、d 动力进给11. split nut (half-nut) 开合螺母 12. dovetail way 燕尾导轨 13. micrometer collar 千分尺套圈 摇柄 14. rocker 摇臂15. threading 车螺纹16. gear box 齿轮箱，传动箱 17. ring collar 刻度环 18. an index chart 指示图19. lead screw丝杠20. feed rod 光杠21. Cross-feed横进给22. Longitudinal feed 纵向进给 23. acme threads 梯形螺纹24. right-hand thread右

14、旋螺纹 25. left-hand thread 左旋螺纹Lesson Four Word-holding attachments for the lathe and Rough turning 第四课 车床工件夹紧附件和粗车 Words and Expressions 1.attachment 附件 2.four-jaw independent chuck 四爪单动卡盘 3.Collar chuck 套爪卡片 4.follower rest 跟刀架 5.reducing sleeve 中心架 6.lathe dog 异径套筒 7.bent-tail dog 车床卡爪 8.Rough turn

15、ing 曲尾卡爪9.Rough turning粗车white lead白铅粉Center height中心高end副后角relief后角Clearance angle留隙角 back rake纵向前角tangent切线caliper卡尺trial cut试切overload过载、Lesson Five Milling Shaper, Planer and Grinding Machines 第五课 铣床、刨床和磨床 Words and Expressions 1.milling machines 铣床 2.milling cutter 铣刀 刀杆 3.arbor 心轴4.spacer 垫圈、垫

16、片5.bushing套6.yoke 支座 7.starting lever 起动手柄8.Knee升降台9.elevating screw 升降丝杆10. index head分度头11. foot stock 分度头支座 12. Universal Milling Machine 万能铣床13. Shaper牛头刨床14. plane 龙门刨床 15. ram 滑轨 16. vise 台钳 17. fixture 夹具18. notched wheel or ratchet棘轮19. pawl 棘爪 20. cross rail 横梁 21. grinding machine 磨床 22. g

17、rinding wheel 砂轮 23. finish 光洁度 24. Cutter grinder 工具磨床 25.surface grinder 平面磨床 26.centreless grinder 无心磨床 27.internal grinder 内圆磨床 28.external grinder 外圆磨床29.Wheel head磨头Lesson Six Machine Tool Tests, Accuracy checking and Maintenance 第六课 机床试验，精度检验及保养 Words and Expressions 1.acceptance tests 验收试验 2

18、.certificate data 检验证数据3.geometrical accuracy几何精度 4.surface roughness 表面粗糙度 5.vibration-proof 防振 6.straightness 平直度 7.flatness 平面度8.upright立柱9.base plate 底板 10. deviation 偏差 11. parallelism 平行度12. squareness垂直度13. servicing 维修14. inspection检查15. repairs 检修 16. maintenance 保养17. rapidly wearing compo

19、nents易损件18. post-inspections repairs 后检查修理19. periodic repairs定期检修20. routine servicing 日常维修 21. general overhaul 大修22. restoration修复Chapter Three Modern Manufacturing Engineering &Development 第三章 现代制造技术及其发展 Lesson One The development of NC 第一课 数字控制的发展 Words and Expressions 1.vacuum tube 真空管 2.elect

20、rical relay 继电器 3.interface 接口 4.integrated circuit(IC) 集成电路 5.hardware 硬件 6.Read Only Memory(ROM) 只读存储器 7.Machining Center 加工中心8.Turning Center车削中心 9.electrical discharge machining电火花加工 10.drafting制图11.printed circuit(PC) 印刷电路12.robot机械手，机器人13.Subroutine子程序14.tape reading纸带读数15.alarm 报警16.diagnosti

21、c message诊断信息17.Constant surface speed control 恒线速控制18.polar coordinate 极座标19.interpolation插补20.microprocessor微处理机21.servo drive伺机服驱动22.pre-amplifier前置放大器23.point-to-point点位24.contouring轮廓控制25.bubble memory磁泡存储器26.macro宏指令27.canned cycle固定循环Lesson Two Open-loop and closed-loop servo drives 第二课 开环和闭环

22、伺服驱动 Words and Expressions 1.information command section信息命令段2.punched tape code穿孔带码3.magnetic tape code 磁带码4. input data 输入数据5.open-loop开环6.closed-loop 闭环7.automatic washing machine自动洗衣机8.power supply level电源电平9.feedback 反馈10. resolution清晰度 11. deterioration恶化，变坏 12. discrepancy差误13. subtract logic减法逻辑14. command position counter指令位置计数器15. d