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Converting Part Dimensions to Coordinate System Points

 


Converting Part Dimensions to Coordinate System Points

In CNC machining, the movement of the cutting tool is controlled by specifying coordinates in a defined coordinate system. The most common coordinate system is the Cartesian coordinate system, which uses orthogonal axes (typically X, Y, and Z) to define points in space.

Understanding the Axes:

  • Z-axis: This axis typically represents the spindle axis, which is usually vertical for milling machines and horizontal for lathes. The direction of the positive Z-axis is usually away from the workpiece.
  • X-axis: This axis is generally the primary horizontal axis. Its positive direction is often to the right when facing the machine.
  • Y-axis: This axis is the secondary horizontal axis, perpendicular to both the X and Z axes. Its positive direction is determined by the right-hand rule.

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