Follow-up lower supporting mechanism



The utility model discloses a follow-up lower supporting mechanism which comprises a base and a workpiece supporting device. The workpiece supporting device is arranged on the base and can move up and down, a driving mechanism for driving the workpiece supporting device to go up and down is arranged on the base, and a walking structure is arranged on the base. The follow-up lower supporting mechanism can move on a guide rail of a machine tool, can move along with a gantry machining unit, guarantees that supporting points always exist in a workpiece machining area, and a workpiece in the machining area is prevented from being deformed. The workpiece supporting device can go up and down and is not prone to intervention with other device on the machine tool in the moving process.




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