Guide mechanism of machine tool and machine tool

A guide mechanism for a machine tool includes a movement member and a guide member in a form of first and second rails the movement member and the guide member relatively movable to each other. A hydrostatic pressure guide mechanism and a sliding guide mechanism are formed between the movement membe...

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Bibliographische Detailangaben
Hauptverfasser: Tada Atsushi, Inatsu Masato, Tsukiji Teruaki, Takeuchi Kazuhiro, Tsunoda Shun, Arai Takao, Sagara Makoto, Ishii Yusuke, Tanaka Yuya
Format: Patent
Sprache:eng
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Beschreibung
Zusammenfassung:A guide mechanism for a machine tool includes a movement member and a guide member in a form of first and second rails the movement member and the guide member relatively movable to each other. A hydrostatic pressure guide mechanism and a sliding guide mechanism are formed between the movement member and the first and second rails. The hydrostatic pressure guide mechanism includes a static pressure chamber, a seal portion sealing a periphery of the static pressure chamber, and a supply passage configured to supply a lubricating oil into the static pressure chamber.