Upper disc structure of cable fork winch

The utility model relates to the technical field of upper disc structures, in particular to an upper disc structure of a cable fork winch, which comprises a base, universal wheels and a fixing block, the bottom of the base is provided with the universal wheels, the top of the base is fixedly connected with the fixing block, one side of the fixing block is provided with a screw rod, one side of the screw rod is provided with a motor, and the motor is connected with the base. A first sliding block is rotatably connected to the outer side of the lead screw, a pulley is embedded in the bottom of the first sliding block, a fixing frame is fixedly connected to the top of the first sliding block, a sliding rod is fixedly connected into the fixing frame, a second sliding block is slidably connected to the outer side of the sliding rod, and a first connecting block is fixedly connected to one side of the second sliding block. One side of the first connecting block is fixedly connected with a connecting rod, one side o