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1、EXTERNAL SPUR GEAR DATA（外圆柱齿轮参数）manufacturing data（制造参数）part number（零件号）tooth form(齿面）gear type（齿轮类型)number of teeth(齿数）normal module（法向模数）normal pressure angle(at ref circle)法向压力角（在分度圆上）helix angle(at ref circle)螺旋角（在分度圆上）helical lead（螺旋导程）hand of helix（旋向）reference face width（参考齿宽）outside diameter
2、（齿顶圆直径）chamfer diameter（倒圆直径）reference(pitch)circle diameter（分度圆直径)或节圆start of active profile diameter有效渐开线起始圆直径form diameter 展成直径root diameter齿根圆直径base circle diameter基圆直径whole depth 全齿高normal circular tooth thickness(at reference circle）法向弧齿厚（在分度圆上)root type 齿根形式root fillet radius 齿根圆角半径lead crown
3、 齿向鼓形HOB DATA滚刀参数pressure angle 压力角tooth thickness at reference line分圆齿厚protuberance凸角tip radius 齿顶圆半径reference part number 零件号INSPECTION DATA检验数据profile tolerance and modifications齿形公差和修形profile hollow 齿形中凹refernce pitch circle runout节圆跳动pitch variation齿距偏差lead variation 齿向偏差lead hollow 齿向中凹profile
4、 surface finish渐开线齿面精加工ball diameter 量球直径dimension over two balls in same plane跨棒距REFERENCE DATA MATING GEAR对啮齿的参考参数normal center distance 中心距mating gear part number对啮齿轮零件号mumber of teeth on mating gear对啮轮齿数backlash（nominal CD,ROOM TEMP)侧隙(法线方向,室温）general notes(通用技术要求)1。DO not scale drawing(不要在图上量取尺
5、寸)2。all surfaces corners and edges must be free from burrsand sharp edgesbreak 0.075 MM MAX(所有面,角和边不能有毛刺，锐边倒钝不超过0。075mm）3.unless otherwise stated（除非特别注明，否则）A.all dimensions and tolerance are in millimeters perChinese standard（所有以毫米为单位的尺寸和公差均按中国标准)B.all surface finishes to be 3。2 micrometer or better
6、(所有表面粗糙度不应低于3。2)C.all dimension are finished dimensions；no allowance has beenmade for any change in maximum or least material conditiondue to heat treatment（所有尺寸均为最终尺寸；热处理导致的最大或最小实体条件的变化不应超出允差）D linear dimensions to be+/0。25 MM（线性尺寸偏差为+/0。25 MM）E angular dimensions to be+/-0。5(角度尺寸偏差为+/0。5)4.mark pa
7、rt number as shown(如图作零件号)5。mark serial number as shown（如图作系列号)6。heat treatment to be applied to all surfaces(整体热处理)gear notes（齿轮技术要求)1.do not grind roots and fillets after heat treatment(热处理后不得磨及齿根和圆角）2。no steps or grooves permissible in root and fillet region afterhoning or grinding(珩磨后，齿根和圆角区域不允许
8、有台阶或凹痕)3。profile tolerance based upon floating band fit(齿形误差应以公差带为计)4。gear must be free from grind burns and tempering（齿面不得烧伤)5。pitch line runout and other tooth tolerances are with respect todatum A（节圆跳动和其它齿轮公差均以基准A 为测量基准)6.profile tolerance to be measured between form and chamfer（齿形误差应由渐开线起始(或终止)圆
9、测量至齿顶倒角)7.min hardness must be achieved in tooth root and fillet region（齿根和圆角处的硬度不得低于硬度下差)8.root radius tangent to profile not to extend above form diameter（齿根圆角要与齿面相切，而且不能超过渐开线起始(或终止)圆直径。9。do not thru harden tooth tips（齿尖不得淬透）齿轮基本术语阿基米德螺旋面Screw helicoid齿轮Toothed gear;Gear小齿轮Pinion齿面Tooth flank共轭齿面C
10、onjugate flank长幅内摆线Prolate hypocycloid球面渐开螺旋面Spherical involute helicoid齿轮副Gear pair大齿轮Wheel；Gear右侧齿面Right flank可用齿面Usable flank短幅内摆线Curtate hypocycloid圆环面Toroid平行轴齿轮副Gear pair with parallel axes主动齿轮Driving gear左侧齿面Left flank有效齿面Active flank渐开线Involute；Involute to a circle圆环面的母圈Generant of the toroi
11、t相交轴齿轮副Gear pair with intersecting axes从动齿轮Driven gear同侧齿面Corresponding flank上齿面Addendum flank延伸渐开线Prolate involute圆环面的中性圈Middle circle of the toroid齿轮系Train of gears行星齿轮Planet gear异侧齿面Opposite flank下齿面Dedendum flank缩短渐开线Curtate involute圆环面的中间平面Middleplane of the toroid行星齿轮系Planetary gear train行星架Pl
12、anet carrier工作齿面Working flank齿根过渡曲面Fillet球面渐开线Spherical involute圆环面的内圈Inner circle of the toroid齿轮传动Gear drive;Gear transmission太阳轮Sun gear非工作齿面Nonworking flank齿顶Crest;Top land渐开螺旋面Involute helicoid啮合干涉Meshing interference配对齿轮Mating gears内齿圈Ring gear；Annulus gear相啮齿面Mating flank槽底Bottom land切齿干涉Cutt
13、er interference外齿轮External gear齿廓Tooth profile齿廓修型Profile modification；Profile correction内齿轮Internal gear端面齿廓Transverse profile修缘Tip relief中心距Centre distance法向齿廓Normal profile修根Root relief轴交角Shaft angle轴向齿廓Axial profile齿向修形Axial modification；Longitudinal correction连心线Line of centres背锥齿廓Back cone too
14、th profile齿端修薄End relief减速齿轮副Speed reducing gear pair齿线Tooth trace鼓形修整Crowning增速齿轮副Speed increasing gear pair齿棱Tip；Tooth tip鼓形齿Crowned teeth齿数比Gear ratio模数Module挖根Undercut传动比Transmission ratio端面模数Transverse module瞬时轴Instantaneous axis轴平面Axial plane法向模数Normal module瞬时接触点Point of contact基准平面Datum plan
15、e轴向模数Axial module瞬时接触线Line of contact节平面Pitch plane径节Diametral pitch端面啮合线Transverse path of contact端平面Transverse plane齿数Number of teeth啮合曲面Surface of action法平面Normal plane当量齿数Virtual number of teeth啮合平面Plane of action分度曲面Reference surface头数Number of starts；Number ofthreads啮合区域Zone of action节曲面Pitch
16、surface螺旋线Helix；Circular helix总作用弧Total arc of transmission齿顶曲面Tip surface圆锥螺旋线Conical spiral端面作用弧Transverse arc of transmission齿根曲面Root surface螺旋角Helix angle；Spiral angle纵向作用弧Overlap arc基本齿廓Basic tooth profile导程Lead总作用角Total angle of transmission基本齿条Basic rack导程角Lead angle端面作用角Transverse angle of t
17、ransmission产形齿条Counterpart rack阿基米德螺旋线Archimedes spiral纵向作用角Overlap angle产形齿轮Generating gear of a gear外摆线Epicycloid总重合度Total contact ratio产形齿面Generating flank长幅外摆线Prolate epoicycloid端面重合度Transverse ratio基准线Datum line短幅外摆线Curtate epoicycloid纵向重合度Overlap ratio轮齿Gear teeth；Tooth摆线Cycloid标准齿轮Standard ge
18、ars齿槽Tooth space长幅摆线Prolate cycloid非变位齿轮X-gero gear右旋齿Righthand teeth短幅摆线Curtate cycloid标准中心距Referencr centre distance左旋齿Left-hand teeth内摆线Hypocycloid名义中心距Nominal centre distance变位齿轮Gears with addendum modification；X-gears直齿轮Spur gear分度圆柱面Reference cylinder高度变位圆柱齿轮副Xgear pair with referencecentre di
19、stance斜齿轮Helical gear；Single-helical gear节圆柱面Pitch cylinder角度变位圆柱齿轮副X-gear pair with modifiedcentre distance直齿条Spur rack基圆柱面Basic cylinder高度变位锥齿轮副X-gear pair without shaft anglemodification斜齿条Helical rack齿顶圆柱面Tip cylinder角度变位圆柱齿轮副Xgear pair with shaft anglemodification人字齿轮Double-helical gear齿根圆柱面Roo
20、t cylinder变位系数Modification coefficient渐开线齿轮Involute cylindrical gear节点Pitch point变位量Addendum modification摆线齿轮Cycloidal gear节线Pitch line径向变位系数Addendum modification coefficient圆弧齿轮Circulararc gear；W-N gear分度圆Reference circle中 心 距 变 位 系 数Centre distance modificationcoefficient双圆弧齿轮Doublecirculararc gea
21、r节圆Pitch circle圆柱齿轮Cylindrical gear假想曲面Imaginary surfance基圆Basic circle顶圆Tip circle任意点法向压力角Normal pressure angle at a point定位面Locating face根圆Root circle任意点端面压力角Transverse pressure angle at apoint外锥距Outer cone distance齿距Pitch啮合角Working pressure angle内锥距Inner cone distance齿距角Angular pitch顶隙Bottom clea
22、rance中点锥距Mean cone distance公法线长度Base tangent length圆周侧隙Circumferential blacklash背锥距Back cone distance分度圆直径Reference diameter法向侧隙Normal blacklash安装距Locating distance节圆直径Pitch diameter径向侧隙Radial blacklash轮冠距Tip distance；crown to back基圆直径Base diameter锥齿轮Bevel gear冠顶距Apex to crown顶圆直径Tip diameter锥齿轮副Bev
23、el gear pair偏置距Offset根圆直径Root diameter准双曲面齿轮副Hypoid gear pair齿线偏移量Offset of tooth trace齿根圆角半径Fillet radius准双曲面齿轮Hypoid gear分锥角Reference cone angle齿高Tooth depth冠轮Crown gear节锥角Pitch cone angle工作高度Working depth端面齿轮Contrate gear顶锥角Tip angle齿顶高Addendum直齿锥齿轮Straight bevel gear根锥角Root angle齿根高Dedendum斜齿锥齿轮
24、Skew bevel gear；Helical bevel gear背锥角Back cone angle弦齿高Chordal height曲面齿锥齿轮Curved tooth bevel gear齿顶角Addendum angel固定弦齿高Constant chord height弧齿锥齿轮Spiral bevel gear齿根角Dedendum angle齿宽Facewidth摆线齿锥齿轮Enicycloid bevel gear任意点压力角Pressure angle at a point有效齿宽Effective facewidth零度齿锥齿轮Zero T bevel gear任意点螺旋
25、角Spiral angle at a point端面齿厚Transverse tooth thickness圆柱齿轮端面齿轮副Contrate gear pair中点螺旋角Mean spiral angle法向齿厚Normal tooth thickness锥齿轮的当量圆柱齿轮Virtual cylindrical gear ofbevel gear大端螺旋角Outer spiral angle端面基圆齿厚Transverse base thickness8 字啮合锥齿轮Octoid gear小端螺旋角Inner spiral angle法向基圆齿厚Normal base thickness圆
26、柱齿弧锥齿轮Spiral bevel gear with circle arctooth profile蜗杆Worm端面弦齿厚Transverse chordal tooth thickness分度圆锥面Reference cone蜗轮Worm wheel固定弦齿厚Constant chord节圆锥面Pitch cone蜗杆副Worm gear pair端面齿顶厚Crest width齿顶圆锥面Face cone；tip cone圆柱蜗杆Cylindrical worm法向齿顶厚Normal crest width齿根圆锥面Root cone圆柱蜗杆副Cylindrical worm pair
27、端面齿槽宽Transverse spacewidth背锥面Back cone环面蜗杆Enveloping worm法向齿槽宽Normal spacewidth前锥面Front cone环面蜗杆副Enveloping worm pair齿厚半角Tooth thickness half angle中锥面Middle cone阿基米德蜗杆Straight sided axial worm；ZA-worm槽宽半角Spacewidth half angle分锥顶点Reference cone apex渐开线蜗杆Involute helicoid worm；压力角Pressure angle轴线交点Cro
28、ssing point of axes法向直廓蜗杆Straight sided normal worm；齿形角Nominal pressure angle齿根圆环面Root tosoid椭圆齿轮Elliptical gear咽喉面Gorge非圆齿轮副Non-circular gear pair平面蜗杆Planar worm wheel;P-worm wheel喉平面Gorge plane圆柱针轮副Cylindsical lantern pinion and wheel平面包络环面蜗杆Planar double enveloping worm；TP-worm喉圆Gorge circle针轮Cyl
29、indsical tan tein gear；pinwheel平面二次包络蜗杆Planar double-enveloping wormwheel；TP-worm wheel分度圆蜗旋线Reference helix谐波齿轮副Harmoric gear drive锥面包络环面蜗杆Toroid enveloping worm wheel;TKworm wheel螺纹Thread波发生器Wave generator蜗杆齿宽Worm facewidth柔性齿轮Flexspine锥蜗杆Spiroid蜗轮齿宽Worm wheel facewidth刚性齿轮Circular spline锥蜗轮Spiroid gear直径系数Diametral quotient非圆齿轮Non-circular gear锥蜗杆副Spiroid gear pair咽喉半径Gorge radius分度圆环面Reference tosoid中平面Midplane齿宽角Width angle