LEBLOND MAKINO HD3220 MANUAL LATHES

Technical Description

The LeBlond Makino HD3220 is a robust heavy-duty engine lathe designed for precision and durability in demanding machining environments. It features a 32-inch swing over the bed and a 20.5-inch swing over the cross slide, accommodating large workpieces with ease. The distance between centers is 120 inches, allowing for extended turning operations. The spindle bore measures 2.125 inches, supporting sizable bar stock, while the spindle nose is L-2 for secure chuck mounting. The machine delivers a powerful 25 HP main motor, enabling high-torque cutting, and offers 36 spindle speeds ranging from 10 to 1,300 RPM for versatile machining applications. The 24-inch 4-jaw chuck with 2-piece top jaws provides strong gripping force and flexibility for various workholding needs. Feeds range from 0.0045 to 0.143 inches, and the lathe supports 60 changes of inch threads from 1 to 60 TPI. The tailstock features a 6-inch quill diameter, 15 inches of travel, and a #5 Morse taper for accurate centering. Hardened and ground replaceable bed ways ensure long-term accuracy and ease of maintenance. The lathe is equipped with a taper attachment, rapid traverse on the apron, and comprehensive coolant and chip pan systems for efficient operation. With overall dimensions of 20 feet (R-L) by 72 inches (F-B) by 60 inches (height) and a weight of 18,000 lbs, the HD3220 is a substantial, reliable machine built for heavy industrial use.