1、常见机械英文用语常用英文零部件名称滚子轴承rolling bearing滚珠轴承ball bearing推力轴承thrust bearing角接触轴承Angular contact bearing滑动轴承sliding bearing弹簧 spring蝶形弹簧sauce spring制动器 arrester brake联轴器 coupling链 chain链轮 chain wheel凸轮 cam带轮 pulley同步带 Synchronous belt油封 oil seal内六角螺栓inside hexagonal bolt螺纹thread螺母 nut凸缘螺母flanged nut圆顶螺母do
2、med nut六角槽型螺母castle nut方螺母square nut垫片 washer销 pin销钉cotter pin开口销split pin钉子nail铆钉rivet小齿轮 pinion斜齿轮 Helical gear锥齿轮bevel gear直齿轮 Spur gear蜗杆 Worm涡轮 Worm wheel曲轴 crankshaft连杆connecting rod圆锥销 cotter pin活塞 piston键 key键槽 key way花键 spline半圆键 woodruff key法兰 flange密封垫，衬垫gasket离合器 clutch变速箱 transmission h
3、ousing齿条 gear rack传动带 transmission belt齿轮泵 gear bump叶片泵 vane pump隔膜泵 Diaphragm pump液压驱动泵fluid clutch液压泵 hydraulic pump高压泵 high pressure pump高压软管flexible high-pressure hose滤芯 filter core密封圈 seal ring伺服电机actuating motor步进电机stepper motor编码器 encoder反馈编码器encoder feedback传感器 sensor光栅 grating极限开关limit swit
4、ch压力表 pressure gage油 缸 / 液 压 缸hydro-cylinder/hydrauliccylinder流体油路板fluid manifold节流阀 throttle valve溢流阀 Relief valve减压阀 pressure-reducing valve单向阀 one-way valve/check valve导向块 guide导轨 guide rails方向阀 pilot valve电磁阀 solenoid valve顶尖 center定子 stator滚珠丝杠lead screw/ball screw过滤器 filter夹具 holding fixture /
5、jig and fixture加热器 heater冷却风扇cooling fan冷却器 cooler常见机械英文用语控制面板control panel互锁开关interlock switch触摸屏 touch screen热电偶 thermocouple位置反馈Position feedback主轴 spindle卧式加工中心（ HLC）Horizontal lathe center 卧式车床 Horizontal lathe数控（ CNC）Computerized Numerical Control 卧式数控车床 CNC Horizontal lathe立式数控车床 CNC vertical
6、 lathe 磨床 grinding machine 镗床 Boring machine铣床milling machine滚齿机 gear hobbing machine 插齿 机 gear shaping machine 三抓卡盘 three-jaw chuck基准 benchmark刀库tool changer主轴箱 spindles box动力箱power driving box滑台sliding table升降装置lifting set夹头 clamping head切屑传输器chip conveyor三相交流电three-phase AC变压器 transformer热处理 heat
7、 treatment直流电源DC electrical source交流电源AC electrical source发生器 generator可 编 程 序 逻 辑 控 制 器（ PLC ）Programmable Logic Controller集成电路板The integrated circuit board计算机辅助管理（CAM ） ComputerAidedManage计算机辅助设计（CAD） computeraideddesign数控键盘CNC keyboard输入输出模块I/O modules复位键reset key紧急停止Emergency stop刀具补偿Tool compen
8、sation公差配合tolerance and fits形位公差 shape and location tolerance 基准 datum基本尺寸base dimensions间隙配合clearance fit过盈配合interference fit过度配合transition fit粗糙度roughness形状误差error of form圆度roundness圆跳动circular runout全跳动total runout圆柱度cylindricity垂直度perpendicularity平行度parallelism同轴度coaxiality同心度concentricity对称度sym
9、metry位置度position锥度conical taper斜度slope平面度flatness线轮廓度pro a line面轮廓度pro a surface缺陷flaw螺钉旋具screwdriver取螺钉器screw extractor螺纹规screw pitch gague套筒扳手socket spanner水平仪spirit level钳子夹钳plier手持电转electrical drill弓形锯hack saw管子钳pipe wrench千斤顶jack滚花knurling丝锥Tap板牙扳手diestock丝锥扳手tap wrench钩形扳手hook spanner塞尺feeler gauge中心冲center punch扭力扳手torque wrench活动扳手adjustable spanner游标卡尺vernier caliper常见机械英文用语外 径 千 分 尺micrometerforexternaldiameter外 径 千 分 尺micrometerforinternaldiameter
