05-03-2020 дата публикации
Номер: US20200070290A1
Принадлежит:
The machine tool according to the invention comprises a workpiece support () that is held so as to be pivotable about an A-axis. In doing so, the workpiece support (16) is held asymmetrically to the extent that it is connected only on one side to a rotary positioner (). However, both sides are held on the slides (), each being connected to a linear drive (). The slide () without rotary drive runs only on one guide rail (), whereas the slide () with the rotary positioner () runs on two guide rails (). In view of the Z-acceleration, the workpiece support () is guided symmetrically. The result is a compact and still highly robust machine concept. 110. A machine tool () for 5-axis machining , comprising:{'b': 11', '20', '21', '20', '23', '25', '21', '24', '26, 'a machine frame () on which are arranged a first linear guide () parallel to to a second linear guide (), wherein the first linear guide () comprises a first guide rail () and a first slide () and the second linear guide () comprises a second guide rail () and a second slide () guided thereon;'}{'b': 30', '34', '20', '21', '23', '24', '30', '34, 'first and second linear drives (, ) which are arranged outside of the first and second linear guides (, ) so that the first and second guide rails (, ) are arranged between the first linear drive () and the second linear drive ();'}{'b': 16', '28', '25', '29', '26', '25, 'a workpiece support () that is connected, via a first rolling bearing (), to the first slide () and, via a second rolling bearing (), to the second slide (), wherein the second slide is separate from the first slide (); and'}{'b': 27', '25', '16, 'a rotary positioner () which is arranged on or in the first slide () and is connected to the workpiece support ().'}21920212225302019. The machine tool according to claim 1 , further comprising a third linear guide () parallel to the first and second linear guides ( claim 1 , ) claim 1 , said third linear guide comprising a third guide rail () on which the ...
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