Design of single-stage gearbox with gear ratio 2.5

Contents

Contents

Assignment for Course Engineering

Introduction

1 Calculation of the drive

1.1 Selection of electric motor

1.2 Kinematic and power calculation of reduction gear box

2 Calculation of gears

2.1 Material selection and allowable stress calculation

2.2 Calculation of geometrical dimensions of wheels

2.3 Checking teeth for contact and bending endurance

3 Sketched layout

3.1 Preliminary calculation of shafts

3.2 Selection of bearings

3.3 Keying and Wheel Design

3.4 Selection of housing parts design

4 Verification calculations

4.1 Check shafts for fatigue strength

4.1.1 Check of output shaft

4.1.2 Check of input shaft

4.2 Serviceability check of bearings

4.3 Check of keys for crushing

5 Gearbox assembly

5.1 Selection of lubrication type and method

5.2 Fits in conjugates

5.3 Gearbox Assembly Procedure

Conclusion

List of literature used