Standard
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AS 1403-2004
[Current]Design of rotating steel shafts
This Standard provides formulae for the design of rotating steel shafts that are subjected to torsional, bending and axial-tensile loads either singly or in combination, on the basis of infinite life.
Published: 21/05/2004
Pages: 48
Table of contents
Cited references
Content history
Table of contents
Header
About this publication
Preface
Foreword
1 Scope
2 Referenced documents
3 Definitions
4 Notation
5 Applied loading
6 Minimum calculated diameter of shaft
6.1 Minimum calculated diameter
6.2 Solid shafts
6.3 Hollow shafts
7 Shaft design and manufacture
7.1 Shaft material
7.2 Shaft diameters
7.3 Stress-raising characteristics (see Clause 8.2)
7.4 Welding on shafts
7.5 Splines and keyways
7.6 Deflection
8 Shaft design factors
8.1 Size factor (Ks)
8.2 Stress-raising factor (K)
Appendix A
Appendix B
Appendix C
C1 Introduction
C2 Effect of motor controllers on shaft loading
C2.1 Motor controllers for a.c. motors
C2.2 Motor controllers for d.c. motors
C3 Effect of torque-limiting devices on shaft loading
C3.1 Fluid couplings
C3.2 Friction clutches
C3.3 Eddy current clutches
Appendix D
D1 Scope
D2 Data
D2.1 General
D2.2 Data available to carry out subsequent calculations
D3 Calculations.
D3.1 General
D3.2 Selection of the appropriate formula
D3.3 Basic calculations
D3.3.1 Calculation of rotational speeds
D3.3.2 Calculation of moments of inertia
D3.4 Analysis of the driving system
D3.4.1 Basic torque calculations
D3.4.2 Calculation of the angular acceleration of the driving medium
D3.4.3 Calculation of input torque for shaft 2
D3.4.4 Calculation of forces arising at the gears and reactions arising at the bearings for shaft 2
D3.5 Calculations of bending moments
D3.6 Calculation of shaft diameter
D3.6.1 Selection of various factors
D3.6.2 Calculation of minimum shaft diameter
D3.6.3 Checking of actual shaft diameter
D3.7 ‘Trial’ diameter method
Appendix E
E1 Scope
E2 Data
E2.1 General
E2.2 Data available to carry out subsequent calculations.
E3 Analyses of loads for the purpose of determining the minimum diameter of shaft 1
E3.1 Basic calculations
E3.1.1 Calculation of rotational speeds
E3.1.2 Calculation of moment of inertia.
E3.2 Analysis while hoisting the maximum load
E3.2.1 Basic torque calculations
E3.2.2 Calculation of the angular acceleration of the driving medium.
E3.2.3 Calculation of the output torque for shaft 1
E3.2.4 Calculation of forces arising at the gear and reactions arising at the bearings for shaft 1 (see Figure E2)
E3.2.5 Calculation of maximum bending moment at the centre-line of the pinion
E3.2.6 Calculation of shaft diameter
E3.2.7 Establishing shaft geometry
E3.2.8 Checking of shaft diameter
E3.2.9 Calculation/checking of minimum shaft diameter.
E3.3 Analysis while lowering the maximum load and applying the maximum braking torque
E3.3.1 Calculations of angular acceleration of the driving medium
E3.3.2 Calculation of the output torque for shaft 1
E3.3.3 Calculation of forces arising at the gear and reactions arising at the bearings for shaft 1
E3.3.4 Calculation of maximum bending moment at the centreline of the pinion
Appendix F
F1 Scope
F2 Data
F2.1 General
F2.2 Data available to carry out subsequent calculations
F3 Calculations
F3.1 Calculation of system acceleration
F3.2 Calculation of torque on pulley shaft
F3.3 Calculation of forces acting on pulley shaft due to belt tensions
F3.4 Calculation of force on drive pulley shaft extension due to drive (see Figure F4)
F3.5 Selection of formula for calculating shaft diameter
Cited references in this standard
[Current]
Straight cylindrical involute splines — Metric module, side fit — Part 2: Dimensions
BS 2059
Specification for straight-sided splines and serrations
[Current]
Straight-sided splines for cylindrical shafts with internal centering - Dimensions, tolerances and verification
[Withdrawn]
ISO system of limits and fits, Part 2: Tables of standard tolerance grades and limit deviations for holes and shafts
[Withdrawn]
ISO system of limits and fits, Part 1: Bases of tolerances, deviations and fits
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