Question

in an orthogonal cutting, the following data are available, rake angle=20°, depthof cut=6mm feed=0.25mm/rev, chiplength before cutting=29.4mm, chip lenght after cutting=12.9mm, vertical cutting force=1050N, horizontal cutting force=620N, on the basic of merchant circle analysis, find 1)direction and magnitude of Resultant force;
2) shear plain angle
3) friction force
4) friction angles​

Answer 1

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