Quenching device for mechanical casting machining

The utility model relates to the technical field of mechanical casting manufacturing, in particular to a quenching device for mechanical casting machining, which comprises a bearing frame main body, supporting rods are fixedly connected to four corners of the top end of the bearing frame main body, and a fixing plate is fixedly mounted on one side, close to the supporting rods, of the top end of the bearing frame main body. A first motor is installed on the inner side of the fixing plate, the output end of the first motor is connected with a transmission seat through a coupler, a water bucket is fixedly installed at the top end of the transmission seat, one end of a telescopic rod is connected with a cross rod, shock absorbers are installed at the four corners of the bottom end of the bearing frame body, and a base is installed at the bottom ends of the shock absorbers; according to the casting quenching device disclosed by the utility model, the first motor, the second motor, the limiting pipe, the transmiss