SUMMIT MACHINE TOOL LLC 47", 55", 63" BIG SWING HOLLOW SPINDLE LATHES HORIZONTAL MACHINING CENTER

The SUMMIT MACHINE TOOL LLC Big Swing Hollow Spindle Lathes are heavy-duty horizontal machining centers designed for large-diameter workpieces with main spindle max swings up to 63 inches. These machines feature a single main spindle capable of speeds from 230 RPM up to an optional 300 RPM, powered by a robust standard motor of 30 HP with an optional upgrade to 40 HP, ensuring high torque for heavy machining operations. The lathes offer up to two main spindles with identical speed and power ratings, facilitating versatile machining tasks. Equipped with two axes of movement and supporting one simultaneous cutting tool, these machines deliver precise, controlled machining action suitable for complex turned parts. The hollow spindle design accommodates larger workpiece diameters and internal machining capabilities. The machines combine rigidity, power, and precise speed control, making them ideal for challenging turning operations of large components in various industrial sectors including aerospace, automotive, and heavy equipment manufacturing. Auxiliary features include hydraulic tool clamping and an automatic lubrication system to enhance reliability and reduce downtime. The design supports heavy workpiece loading and stable operation under demanding production conditions, emphasizing long service life while sustaining close tolerances in machining large swing diameter applications. Overall, the Summit Big Swing Hollow Spindle Lathes provide a robust solution for large-scale horizontal turning needs, integrating high power, durability, and operational flexibility.