The invention relates to an oiling maintenance device, in particular to a cutting tool oiling maintenance device. The cutting tool oiling maintenance device is uniform in oiling and comprises a box, a first bevel gear, a first screw rod, a first nut, a connecting rod, a first guide rod, a second nut, a second screw rod, a second bevel gear, a first bearing base and the like. An oil tank is arranged on the right side of the top of the box. An oil inlet hopper is arranged on the left side of the top of the oil tank and communicates with the oil tank. An oil dripping pipe is connected with the left side of the oil tank, provided with a valve, and connected with the interior of the box. By adoption of the cutting tool oiling maintenance device, the effect of uniform oiling is achieved, a rotary motor is used for driving a hairbrush to move up and down to oil a cutting knife, oiling is rapid and effective, and the work time is greatly saved.