|5140739||Spindle unit and tool clamping device therein for machine tools|
A spindle unit comprising a solid shaft main spindle of a highly rigid material such as cemented carbide, with the main spindle being rotatably supported in a spindle head by bearings less apt to generate heat. A tool-clamping device including an adapter ...
|4663818||Insert cartridge and toolholder for automatic insert changer and method of changing|
A toolholder and insert cartridge are disclosed in which an insert cartridge holds multiple, similarly-shaped inserts in a face-to-face relation in a storage chamber. The insert cartridge has means thereon for dispensing individual inserts one at a time a...
|4541165||Automatic cutting edge changer for cutting tool|
An automatic rotational cutting edge changer for use with a tool tip having a plurality of cutting edges. When a sensor detects wear or chipping in the cutting edge in use, the cutting edge changer moves this cutting edge of the tool tip out of the cuttin...