Shear-Angle Models for Oblique Metal Cutting

inclination

i

0.

normal rake

α

n

10.

rake face friction

β

a

20.

shear angle model

Merchant Minimum Energy

Krystof Maximum Shear Stress

Armarego-Whitfield

chip flow

η = 0 deg

normal shear

ϕ

n

= 40.00 deg

oblique shear

ϕ

i

= 0 deg

oblique force

θ

i

= 0 deg

normal force

θ

n

= 10.00 deg

chip ratio

r

c

= 0.74

This Demonstration illustrates three shear-angle models for oblique metal cutting: Merchant's minimum energy, Krystof's maximum shear stress, and the Armarego–Whitfield model. The equations can be found in [1].