The invention provides equipment for applying anti-rust oil to metal random packing. The equipment comprises a case, a lifting frame, a horizontally moving device, mechanical clamping jaws, an automatic feeding track, an anti-rust oil applying device, a spin-drying device, an automatic discharging track, a lifting and pouring device and workpiece frames; the lifting frame is arranged above the case; supporting seats are arranged on two sides of the lifting frame; the horizontally moving device is arranged below the supporting seats; a mounting seat is connected below the lifting frame; a plurality of the mechanical clamping jaws are arranged below the mounting seat; a base is arranged below the case; the automatic feeding track, the anti-rust oil applying device, the spin-drying device, the automatic discharging track and the lifting and pouring device are sequentially arranged on the base from left to right; and the mechanical clamping jaws control the workpiece frames on the automatic feeding track to sequentially enter the anti-rust oil applying device, the spin-drying device and the automatic discharging track. The anti-rust oil can be applied to the random packing automatically, the oil applying efficiency is high, and the automation degree is high.