Mechanical Engineering 342, Mechanics of Cutting and Forming

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Mechanical Engineering 342
Mechanics of Cutting and Forming

Catalog description

Introduction to plasticity theory aplycations to simple cutting and forming processes. Processe analysis and design: force estimation, friction and redundant work effects, temperature generated defects, and process and equipment limitations.

Prerequisites: ME 262 or CIV ENG 216 and senior standing.

Who takes it

This course is usually taken by advanced undergraduate students aiming to pursue a career in industry.

What it's about

This course provides the fundamental background in mechanics, materials, and numerical analysis necessary to understand the principles of metal forming and its analysis.

Mechanics of metal cutting:

  • Introduction to important terms:
    • Chip formation; continuous chip
    • Continuous chip with built up edge and discontinuous chip
  • Forces acting on the cutting tool and their measurements:
    • Specific cutting energy
    • Cutting force and size
    • Apparent mean shear strength of the work piece material
    • Chip thickness
    • Theory of Ernst and Merchant experiment evidence
    • Friction in metal cutting
  • Temperature in metal cutting:
    • Heat generation
    • Heat transfer
    • Temperature distribution in metal cutting
    • Effect of cutting speed on temperature,
    • Measurement of cutting temperature
  • Machines using Abrasive wheels:
    • Abrasive wheels, horizontal and vertical spindle
    • Surface grinding machine
    • Cylindrical grinding machine
    • Internal grinding machine
  • Tool and work material:
    • Tool materials
    • Tool wear
    • Forms of tool wear
    • Tool life failure
    • Work materials
    • Machinability
    • Factors affecting machinability of materials
  • Electrical machining processes:
    • Principles
    • Process
    • Parameters
    • Accuracy and applications