... by 2 servo motors, the pinion-and-rack and linear guideways with high precision and reliable movement. Z-axis is driven ... by the servo motor, the ballscrews and the linear guideways. 2, Flying optics design with high accuracy enables the workpiece ... , Japanese KHK transmission pinion-and-rack and Taiwan HIWIN linear guideways and ballscews are applied to this laser cutting machine.Specifications ...