TURNING METHOD AND APPARATUS

摘要

Disclosed are a method and apparatus in the field of computer numerically controlled machine tools. A rotating workpiece is brought into contact with a tool, the tool being disposed in a rotating tool holder and traversing an eccentric path. By rotating the tool holder and workpiece synchronously, various characteristics forms may be produced. The method in some embodiments is useful in the turning of noncircular shapes, such as ovoid pistons and other parts.