Air-blast quenching machine for roller production

The utility model discloses an air blast quenching machine for roller production, which comprises a device shell, a base is arranged in the device shell, a plurality of driving wheels are mounted in the base and are connected with one another through a driving belt, and a fixing component is mounted at the bottom end of each driving wheel. And the fixing assembly is composed of a fixing block, a two-way lead screw and a clamping block, the fixing assembly is connected with the roller piece, and a motor is installed at the top end of the device shell. Through the arrangement of the transmission wheel, the transmission belt, the motor and the fixing assembly, a roller piece needing air blast quenching can be fixed in the fixing assembly, the transmission wheel is driven by the motor to rotate, and then after transmission of the transmission belt, the roller piece in the device can be in a rotating state; and therefore, the surface of the roller piece can be uniformly cooled, the cooling efficiency of the surfac