Calculator for leaf springs
Leave spring width b
10
-3
m
Leave spring thickness h
10
-3
m
Leave spring length L
10
-3
m
Modulus of elasticity E
10
9
Pa
Load F
N
Moment of bending M = F L
10
-3
Nm
Moment of inertia Ix
10
-12
m
4
Section modulus Sx = Ix / e
10
-9
m
3
Tensile stress σ = Mx / Sx
1)
10
6
Pa
Deflection δ
10
-3
m
Slope θ
rad
Stiffness k = dF / dδ
N/m
Cantilever beams form the essence of many springs. The leave spring properties can be calculated with the equations of a cantilever beam loaded in bending. See Table 14.3, 14.4 and 14.5 for approximate formulae of various load conditions and spring geometries.
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