J&M TL630 MANUAL LATHE

Technical Description

The J&M TL630 Manual Lathe is a robust heavy-duty engine lathe designed for precision turning of large shafts, tubes, and heavy workpieces. With a maximum swing over bed of 24.8 inches (630 mm) and a swing over gap of 31.5 inches (800 mm), this lathe provides ample clearance for oversized components. The swing over cross slide is 13.6 inches (345 mm), allowing for versatile machining operations. The spindle features a generous bore diameter of 4.1 inches (105 mm), accommodating large-diameter bar stock for through-feed applications. The spindle taper is Φ120 mm at a 1:16 ratio, ensuring secure tool and workholding attachment. Spindle speeds range from 7.5 to 1000 rpm, offering flexibility for a wide range of materials and cutting requirements. The lathe supports metric threads from 1 to 240 mm (52 kinds), inch threads from 1 to 14 TPI (26 kinds), and module threads from 0.5 to 120 mm (53 kinds), making it suitable for diverse threading needs. The tool section is 32x32 mm, supporting standard tooling. Cross slide travel is 370 mm, with a compound rest travel of 200 mm (170 mm automatic feed). The tailstock quill travel is 240 mm, with a quill diameter of 100 mm and a Morse 6 taper. The steady rest accommodates workpieces from 20 to 200 mm, while the follow rest supports diameters from 20 to 100 mm. Powered by an 11 kW main motor and a 1.1 kW rapid feed motor, the TL630 delivers reliable performance for demanding industrial applications.