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（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 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(不要在图上量取尺寸)
2.all surfaces corners and edges must be free from burrs
and sharp edges-break 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 per
Chinese 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(所有表面粗糙度不应低于3.2)
C.all dimension are finished dimensions;no allowance has been
made for any change in maximum or least material condition
due 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 +/- 0.5º(角度尺寸偏差为+/- 0.5º)
4.mark part 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 after
honing or grinding(珩磨后,齿根和圆角区域不允许有台阶或凹痕)
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 to
datum 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
齿轮 Toothed gear；Gear
齿面 Tooth flank
长幅内摆线 Prolate hypocycloid
齿轮副 Gear pair
右侧齿面 Right flank
短幅内摆线 Curtate hypocycloid
平行轴齿轮副 Gear pair with parallel axes
左侧齿面 Left flank
渐开线 Involute；Involute to a circle
相交轴齿轮副 Gear pair with intersecting axes
同侧齿面 Corresponding flank
延伸渐开线 Prolate involute
齿轮系 Train of gears
异侧齿面 Opposite flank
缩短渐开线 Curtate involute
行星齿轮系 Planetary gear train
工作齿面 Working flank
球面渐开线 Spherical involute
齿轮传动 Gear drive；Gear transmission
非工作齿面 Non-working flank
渐开螺旋面 Involute helicoid
配对齿轮 Mating gears
相啮齿面 Mating flank
阿基米德螺旋面 Screw helicoid
小齿轮 Pinion
共轭齿面 Conjugate flank
球面渐开螺旋面 Spherical involute helicoid
大齿轮 Wheel；Gear
可用齿面 Usable flank
圆环面 Toroid
主动齿轮 Driving gear
有效齿面 Active flank
圆环面的母圈 Generant of the toroit
从动齿轮 Driven gear
上齿面 Addendum flank
圆环面的中性圈 Middle circle of the toroid
行星齿轮 Planet gear
下齿面 Dedendum flank
圆环面的中间平面 Middle-plane of the toroid
行星架 Planet carrier
齿根过渡曲面 Fillet
圆环面的内圈 Inner circle of the toroid
太阳轮 Sun gear
齿顶 Crest；Top land
啮合干涉 Meshing interference
内齿圈 Ring gear；Annulus gear
槽底 Bottom land
切齿干涉 Cutter 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 tooth 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 plane
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 of threads
啮合区域 Zone of action
节曲面 Pitch 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 transmission
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 gears
齿槽 Tooth space
长幅摆线 Prolate cycloid
非变位齿轮 X-gero gear
右旋齿 Right-hand 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 X-gear pair with reference centre distance
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 modified centre 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 angle modification
斜齿条 Helical rack
齿顶圆柱面 Tip cylinder
角度变位圆柱齿轮副 X-gear pair with shaft angle modification
人字齿轮 Double-helical gear
齿根圆柱面 Root 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 Circular-arc gear；W-N gear
分度圆 Reference circle
中心距变位系数 Centre distance modification coefficient
双圆弧齿轮 Double-circular-arc gear
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 a point
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 clearance
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 Bevel 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 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 of bevel gear
大端螺旋角 Outer spiral angle
端面基圆齿厚 Transverse base thickness
8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
圆柱齿弧锥齿轮 Spiral bevel gear with circle arc tooth 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
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 Crossing 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 Cylindsical tan tein gear ；pin-wheel
平面二次包络蜗杆 Planar double-enveloping worm wheel；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；TK-worm 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 Mid-plane
齿宽角 Width angle
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