SUPPORTING DEVICE IN A ROTARY TABLE FOR A MACHINE TOOL

摘要

A supporting device for a rotary table for a machine tool comprises support members disposed on a foundation on the opposite sides of a bed member in parallel to the direction of rectilinear feed of a table body for supporting the table body by the intermediary of hydraulic jack means provided at the opposite ends along the lengthwise direction of the table body; the supporting device further comprises bridge bed members disposed between respective support members and the bed member in parallel to the support members, and a pair of table body supporting bridge members having their respective leg portions slidably supported by the bridge bed members so as to be bridged over the bed member, the pair of table body supporting bridge members are constructed so as to be movable together with the table body along the bridge bed members.