ME364_cutting_overview

ME364_cutting_overview - 5 FUNDAMENTALS OF METAL CUTTING...

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CHAPTER CONTENTS 65 5 FUNDAMENTALS OF METAL CUTTING 5.1 Overview of Machining 5.2 Mechanics of Machining 5.3 Cutting Forces 5.4 Cutting Temperature 5.5 Tool Wear and Tool Life 5.6 Cutting ±uids 5.7 Surface Finish 5.8 Cutting Tool Materials 5.9 Machinability 5.10 Selection of Cutting Conditions 5.1 OVERVIEW OF MACHINING Defnitions v Machining : term applied to all material-removal processes v Metal cutting : the process in which a thin layer of excess metal ( chip ) is removed by a wedge-shaped single-point or multipoint cutting tool with de²ned geometry from a workpiece , through a process of extensive plastic deformation work surface chip cutting tool feed motion primar machined surface Close-up view of a turning operation in which a thin layer of metal ( chip ) is removed from the work surface of a rotating workpiece by a coated cemented carbide cutting tool. The newly generated surface is referred to as a machined surface . Cutting process requires both primary and feed motions. direction of primary motion
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This note was uploaded on 12/11/2010 for the course MECH 364 at Cornell.

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ME364_cutting_overview - 5 FUNDAMENTALS OF METAL CUTTING...

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