H1-HH-19-A n eupex 315 Helical gear reducers H1

Flender/Flender Gear Units/Helical gear reducers H1

. . . . . . . 6 1.4 Marine Drives ..................................... 7 1.5 Industrial Gears . . . ................................. 9 References ............................................ 1 0 2 Fundamentals of Bevel Gears ............................. 1 1 2.1 Classication of Bevel Gears . . . . . . . . . . . . . . . . . . . . . . . . . . 1 2.2 Gear Geometry . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.2.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.2.2 Basic Geometry . .............................. 2 2.2.3 Gear Dimensions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2 2.2.4 Tooth Form . . . . . . . . . . . . . . .................... 2 2.2.5 Hypoid Gears . . . ............................. 3 2.3 Bevel Gear Geometry Calculation . . . . . . . . . . . . . . . . . . . . . . . 3 2.3.1 Structure of the Calculation Method . . . . . . . . . . . . . . . . 3 2.3.2 Calculation of Pitch Cone Parameters . . ............. 3 2.3.3 Calculation of Gear Dimensions . . . ................ 3 2.3.4 Undercut Check . . ............................. 4 2.4 Sliding Velocities and Sum Velocities . . . . . . . . . . . . . . . . . . . . 5 2.4.1 General . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.4.2 Absolute Velocities . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.4.3 Sliding Velocities . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.4.4 Sum Velocity . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 2.4.5 Specic Sliding ............................... 5 xix 2.5 Tooth Forces . . . . . . . . .............................. 5 4 2.5.1 Tooth Force Analysis ........................... 5 4 2.5.2 Calculation of Tooth Forces ...................... 5 5 2.5.3 Bearing Forces . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 References ............................................ 5 6 3 Design ..................................