The utility model discloses a sliding table for a
deep hole drilling
machine tool, which comprises a sliding table main body, the sliding table main body comprises a supporting seat, a rotating shaft and a supporting table are arranged on the supporting seat, a worm and a hand wheel are rotatably arranged on the supporting seat, a worm gear is arranged on the rotating shaft, sliding rails are symmetrically arranged on the supporting table, and sliding blocks are arranged on the sliding rails. A plurality of lubricating grooves are formed in the sliding rail, an oil injection plate and an oil
injection air bag are arranged in each lubricating groove, an oil outlet hole and an oil outlet groove are formed in the top of each lubricating groove, an air supplementing device is arranged on the sliding rail, a worm and a worm gear are driven to rotate through a hand wheel, the rotating shaft and the supporting table are conveniently driven to rotate, and then the rotating angle of the sliding table body is adjusted. The oil
injection air bag extrudes the oil injection plate, the position of the oil injection plate is adjusted, the oil injection plate moves to extrude lubricating oil to move upwards, the lubricating oil flows to the sliding rail through the oil outlet hole and the oil outlet groove, the sliding block and the sliding rail are lubricated, and abrasion is reduced.