A dual spindle lathe has linear motor driven independent spindles and tool carriers with a central work area in which the workpiece is offered

摘要

The parallel spindle heads (10,12) are independently driven by a linear motor (14) on a rail (16) and are presented with tools from carriers (18,20) as the work (30) holding transfer unit (28) is elevated through a gap (26) in the machine bed (24) and each tool head moves into the central area (22) as required.