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1、精品学习资源Chapter OneMechanics 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外表齿轮8. the split gear拼合齿轮9. helical gear欢迎下载精品学习资源斜齿轮10. pitch-line velocities节线速度11. an axia
2、l thrust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欢迎下载精品学习资源大速比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
3、偏轴伞齿轮26. rolling Cones滚锥27. involutes渐开线Lesson TwoRolling Guides and Bearings其次课滚动导轨和轴承Words and Expressions1. rolling guides rolling guideways滚欢迎下载精品学习资源动导轨2. plain guides一般导轨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载荷才能8. rolling-contact bearings滚动轴承9. b
4、all bearing球轴承10. an inner race内座圈11. an outer race外座圈12. separator欢迎下载精品学习资源隔离环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欢迎下载精品学习资源定位
5、肩24. needle bearing滚针轴承25. tapered roller bearings锥形滚子轴承26. spherical roller bearings球面滚子轴承27. concave凹面的28. convex凸面的Lesson ThreeClutches 第三课离合器 Word and Expressions 1.coaxial coaxial网轴的2.a rotatable shaft driven shaft从动轴3.a rotating shaft driving shaft欢迎下载精品学习资源主动轴4.friction clutches磨擦离合器5.ring-sh
6、aped环形的6.spring弹簧7.a conical spool锥形短管轴8.coefficient of friction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欢迎下载精品学习资源枢轴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 c
7、oil直流掌握线圈20. slippage滑动Lesson FourBall screw and nuts 第四课滚珠丝杠螺母副Words and Expressions 1.precision ball screw assembly精密滚珠丝杠副2.auto-drafting machines欢迎下载精品学习资源自动制图机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8. rolling guideways滚动导轨9. recirculat
8、ing-ball screw循环滚珠丝杠10. feed mechanisms进给机构11. wear磨损12. damping property阻尼性13. tangential欢迎下载精品学习资源切向的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 TwoConstructure and Technology of Mach
9、ine Tools其次章机床结构及工艺欢迎下载精品学习资源Lesson OneSize,Bed and Tailstock of Engine lathe第一课一般车床的尺寸、床身及尾架Words and Expressions1. lathe turning lathe, engine lathe, tuning machine车床2. the live center point活项尖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齿条欢迎下载精
10、品学习资源11. pinion gear小齿轮12. handwheel手轮13. hardened steel淬火钢14. flame-hardened ways火焰淬火导轨15. the distance between centers项尖距16. taper shank锥形车削17. tailstock spindle尾架套筒18. taper shank锥柄19. three-jaw chuck三爪卡盘20. roller vearing滚子轴承21. lubrication润滑欢迎下载精品学习资源22. wordpiece工件Lesson Two Headstock of Engin
11、e Lathe其次课一般车床的主轴箱Words and Expressions 1.spindle主轴、轴心2. taper sleeve锥套3. live center活项针4. the 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法兰盘欢迎下载精品学习资源8.Chuck卡盘9. Cam lock stud凸轮锁紧短轴10. Collar轴环、套圈11. faceplate花盘12. keyway键槽13
12、. 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主动轮欢迎下载精品学习资源19. driven pulley被动轮20. gear box齿轮变速箱Lesson Three Carriage,Feedingand Threading Mechanism of Engine Lathe第三课一般车床的床鞍、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. Comp
13、ound rest复合刀架（转盘）5. tool post小刀架6. tool holder刀夹7.Clutch欢迎下载精品学习资源离合器8.Facing车端面9.Cutoff切断10. power feed机动进给11. split nut half-nut开合螺母12. dovetail way燕尾导轨13. micrometer collar千分尺套圈14. rocker摇柄15. threading车螺纹16. gear box齿轮箱17. ring collar刻度环18. an index chart欢迎下载精品学习资源指示图19. lead screw丝杠20. feed rod
14、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欢迎下载精品学习资源附件2. four-jaw independent chuck四爪 单动卡盘3. Collar chuck套爪卡片4. f
15、ollower 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 turning曲尾卡爪9. Rough turning粗车10. white lead白铅粉11. Center height中心高12. end relief欢迎下载精品学习资源副后角13. Clearance angle后角、留隙角14. back rake纵向前角15. tangent切线16. caliper卡尺17. trial cut试切18. overload过载Lesson Five Milling Shaper, P
16、laner and Grinding Machines第五课铣床、刨床和磨床Words and Expressions1. milling machines铣床2. milling cutter欢迎下载精品学习资源铣刀3.arbor刀杆4.spacer垫圈、垫片5.bushing套6.yoke支座7.starting lever起动手柄8.Knee升降台9. elevating screw升隆丝杆10. index head分度头11. foot stock分度头支座12. Universal Milling Machine万能铣床13. Shaper牛头刨床欢迎下载精品学习资源14. pla
17、ne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. grinding wheel砂轮23. finish光滑度24. Cutter grinder工具磨床欢迎下载精品学习资源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
18、 Six Machine Tool Tests, Accuracy checking and Maintenance第六课机床试验，精度检验及保养Words and Expressions1. acceptance tests验收试验2. certificate data检验证数据3. geometrical accuracy几何精度4. surface roughness表欢迎下载精品学习资源面粗糙度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. par
19、allelism平行度12. squareness垂直度13. servicing修理14. inspection检查15. repairs欢迎下载精品学习资源检修16. maintenance保养17. rapidly wearing components易损件18. post-inspections repairs后检查修理19. periodic repairs定期检修20. routine servicing日常修理21. general overhaul大修22. restoration修复Chapter Three Modern Manufacturing Engineering
20、&Development第三章现代制造技术及其进展Lesson One The development of NC第一课数字掌握的进展Words and Expressions欢迎下载精品学习资源1. vacuum tube真空管2. electrical relay继电器3.interface接口4.integrated circuitIC集成电路5.hardware硬件6. Read Only MemoryROM只读储备器7. Machining Center加工区8. Turning Center车削中心9. electrical discharge machining电火 花加工10.
21、 drafting制图11. printed circuitPC印刷电路欢迎下载精品学习资源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. diagnostic message诊断信息17. Constant surface speed control恒线速掌握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前置放大器欢迎下载精品学习资源23. point
22、-to-point点位24. contouring轮廓掌握25. bubble memory磁泡储备器26. macro宏指令27. canned cycle固定循环Lesson Two Open-loop and closed-loop servodrives其次课开环和闭环伺服驱动Words and Expressions1. information command section信息 命令段2. punched tape code穿孔带码3. magnetic tape code磁带码欢迎下载精品学习资源4. input data输入数据5.open-loop开环6. closed-lo
23、op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清楚度11. deterioration磨损12. discrepancy差误13. subtract logic减法规律14. command position counter指令 位置计数器欢迎下载精品学习资源15. drive signal amplifier伺服信号放大器16. transducer传感器17. synchro同步机18. shaft digitizer轴数字读出器19. analog模拟量20
24、. digital数字式21. self-correcting自动修正22. light interruption光中断23. photo cell光电管24. electric pulse电脉冲25. increment增量欢迎下载精品学习资源26. encoder编码器27. binary二进制28. Gray code格雷码29. Segmentation扇区Lesson Three Hydraulic motors and servo motors第三课液压马达和伺服电机Words and Expressions 1.hydraulic motor2. oil sump3. oil p
25、ressure pump 4.hydraulic cylinder 5.valve6.oil flow 7.hydrostatic drives8.variable-delivery pump欢迎下载精品学习资源9.piston10. reciprocating movement11. supply line12. return line13. the filling cycle14. servomotors15. input command signals16. step-by-step motors17. Phase-shifted18. Amplifier19. Contact20. Electromagnet欢迎下载