Chapter 7. Creating Motion: Electromechanical Overview

Computer-controlled motion is the heart of a CNC machine. This chapter explains the mechanical components and machine design that make basic machine movement possible. You’ll see how to create automated motion through the addition of motors, control boards, and machine-control software.

Mechanical Motion

This section explores the common types of linear components used in CNC machines, and how these linear guides driven by motors convert rotary motion into linear motion.

Linear Motion

One linear rail is required for each axis of a three-axis CNC. A linear rail is the generic term for a specialized bearing or slide designed to move with only one degree of freedom along a single axis.

There ...

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