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1. The cutting conditions in a turning operation are v=2m/s f=. 25 mm. and d 3.0...

1.
The cutting conditions in a turning operation are v=2m/s f=. 25 mm. and d 3.0 mm. The tool rake angle 10 degrees, which produces a deformed chip thickness t c = 0.54 mm. Determine (a) shear plane angle, (b) shear strain. and (c) material removal rate. Use the orthogonal cutting model as an approximation of the turning process.

3.
The cutting force and thrust force have been measured in an orthogonal cutting operation: Fc = 300 lb and Fc = 291 lb. The rake angle is 10 degrees, the width of the
cut =.20 in. the chip thickness before the cut = 0.015, and the chip thickness ratio =.04.Determine (a) the shear strength of the work material and (b) the coefficient of friction in the operation.

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diven diab ven dtata. d = 3 mm t2ニ。.sqm m Rake ogled =le ぐ4 She Pane a こ 89-63。 an - dFe 1334 46 N FT1294 43 N : 22.944 Fs 13y4 46 Co (224y) 1294.43 si ka 12 38.6 (3.39 Fs 694.4 Non- Coefficient friui Sin d Ju 1334

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