Metal Cutting and Tool Design By Ashok Kumar Singh

Metal Cutting and Tool Design By Ashok Kumar Singh
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Metal Cutting and Tool Design By Ashok Kumar Singh

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Publisher: Vayu Education
ISBN: 9789383758210
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Contents
1. Metal Machining ................................................................................................ 1 1.1
Introduction ................................................................................................. 1
1.2
Fundamentals ............................................................................................. 1
Exercises ...................................................................................................... 13 2. Mechanics of Metal Cutting ........................................................................... 14 2.1
Mechanics .................................................................................................. 14
2.2
Chip Formation ......................................................................................... 14 2.2.1 Continuous Chips ......................................................................... 15 2.2.2 Continuous Chips with Built-up-Edge ...................................... 16 2.2.3 Discontinuous Chips .................................................................... 17
2.3
Orthogonal Cutting .................................................................................. 18 2.3.1 Thin Zone Models in Orthogonal Cutting ................................. 19 2.3.2 Determination of Shear Plane Angle .......................................... 19 2.3.3 Cutting Forces in Orthogonal Cutting ........................................ 20 2.3.4 Merchant s Model For Orthogonal Cutting ............................... 21 2.3.5 Ploughing Force ............................................................................ 22 2.3.6 Chip Velocity ................................................................................. 24 2.3.7 Cutting with Variable Uncut Chip Thickness ........................... 25
Exercises ...................................................................................................... 26 3. Measurement of Cutting Forces ..................................................................... 28 3.1
Measurement of Cutting forces ............................................................... 28
3.2
Merchant s Analysis for Chip Thickness Ratio .................................... 28
3.3
Determination of Cutting Forces ............................................................. 30
3.4