Page 11 - Gear Technology Solutions

12.3.3 Free Choice of Slot Width Taper………………………………………...160
12.3.4 Flank Surfaces and Tooth Contact Analysis……................................ 161
12.3.5 Cutting Grinding and Closed Loop…………….................................... 162
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12.4 Curvic Couplings............................................................................... 163
12.4.1 Flank Surfaces and Tooth Contact Analysis……………………………167
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12.4.2 Fixed Curvic Couplings……………………………………………….....168
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12.4.3 Semi-Universal Curvic Couplings………………………………………168
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12.4.4 Releasing Curvic Couplings (Clutches)……….................................. 168
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12.4.5 Manufacturing of Curvic Couplings……………................................. 168
12.5 Summary…………………………………………………………………... 169
12.6 Literature............................................................................................. 170

13. Fast Face Coupling Manufacturing with Face Hobbing .......................... 171
13.1 The Requirement for Tapered Depth Teeth.......................................... 171
13.2 Conflict No. 1 - How to Generate Length Crowning?............................ 173
13.3 Conflict No. 2 – Length Crowning Causes Spiral Angle Error............... 173
13.4 Solutions to Conflict No.1 and Conflict No.2..........................................175
13.5 The Double V-H-Method........................................................................175
13.6 The Solution for Creating Length Crowning…………………………….. 178
13.7 Practical Results……………………………………..……………………...180
13.8 First Example - 24-Tooth Coupling……………………………………….. 181
13.9 Second Example – 39-Tooth Coupling……………………..................... 183
13.10 Summary.............................................................................................. 184
13.11 Literature……………………………………………………………….……185

14. Design Parameters for Splined Connections ........................................... 187
14.1 What Standards are used to Define the Spline Geometry?...................187
14.2 The Different Spline Functions and the Required Fits........................... 188
14.3 Defining the Spline Dimensions.............................................................191
14.4 Finding the Pressure Angle of an existing Spline.................................. 194
14.5 Defining the Cutting Tool and the Cutting Parameters.......................... 195
14.6 Summary……………………………………………………………………..195
14.7 Literature……………………………………..…………………….............. 196

15. Splines which accept Misalignment........................................................... 197
15.1 A typical Spline Problem........................................................................197
15.2 Misalignment Compensating Splines.....................................................198
15.3 Barrel Design......................................................................................... 198
15.4 Example.................................................................................................200
15.5 The Increase of the Interference Problem............................................. 200
15.6 Roof Top Spline…………………………………………………………….. 201
15.7 Summary…………………………………..……………………..................203
15.8 Literature……………………………………..…………………….............. 204

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