Fourth axis for vertical machining center

Methods Machine Tools' FANUC DDR/B is a rotary fourth axis designed to complement the FANUC RoboDrill vertical machining center.

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Methods Machine Tools (Sudbury, Mass.) has introduced the FANUC DDR/B, a rotary fourth axis designed to complement the FANUC RoboDrill vertical machining center. By eliminating the positioning delays of traditional rotary tables, it reportedly reduces part cycle times. A true milling fourth axis, the DDR/B can unclamp, rotate 180°, and reclamp in less than 0.3 second. Capable of 200 rpm, it has a part-loading capacity of 220 lb/98 kg  and 369 ft-lb of torque. It features a direct-drive motor with no gears to wear out or break and is designed for small-volume shops or OEMs making millions of parts.