24-03-2016 дата публикации
Номер: US20160082559A1
Принадлежит:
A machine tool comprises a tool spindle which can be positioned in 3 axes and a pivot bridge pivotable about an A axis with a round table for mounting a workpiece pallet supporting a workpiece. Furthermore, in front of the pivot bridge, a mount is provided for a processed workpiece or workpiece to be processed located on a workpiece pallet. Between the mount and the pivot bridge a pallet changer is provided which can only perform a vertical displacement movement and a pivot movement about a vertical axis. Workpiece pallets are picked up and put down only during the vertical displacement movement of the pallet changer, or possibly by pivoting the pivot bridge about the A axis. 19-. (canceled)1018181818. A machine tool for 5-axis processing of workpieces ( , ′ , ″ , ′″) comprising:{'b': 1', '2', '3, 'a machine frame () having a horizontal machine bed () and a vertical stand (),'}{'b': 19', '1, 'processing chamber () formed on the machine frame (),'}{'b': 10', '10', '3', '19, 'at least one rotary-driven tool spindle (, ′) which is mounted in the stand () and movable in the processing chamber () in axes that are perpendicular to one another, namely an X axis and a Y axis,'}{'b': 12', '19, 'a pivot bridge () mounted in the processing chamber () which pivot bridge is drivable pivotably about an A axis parallel to the X axis,'}{'b': 15', '15', '12', '17', '17', '17', '17', '15', '15, 'at least one round table (, ′) arranged on the pivot bridge () for releasably mounting a workpiece pallet (, ′, ″, ′″), which round table (, ′) is pivotable about a B axis perpendicular to the A axis,'}{'b': 20', '19, 'a loading and unloading chamber () formed in front of the pro-cessing chamber (), and'}{'b': 24', '20, 'at least one pallet changer () arranged in the loading and unloading chamber (),'}{'b': 24', '41', '29, 'wherein the pallet changer () is displaceable only in vertical direction () and is drivable pivotably about a vertical axis (),'}{'b': 24', '32', '32', '32', '32', '17', ' ...
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