Opposite-rail travelling crane type fixed zinc pot cover

The invention discloses a double-rail travelling crane type fixed zinc pot cover in the technical field of galvanization, which comprises a frame, a double-rail travelling crane is arranged on the left side of the top of the frame, a box girder double-rail travelling crane is arranged on the right side of the top of the frame, a fixed stand column is arranged in the middle of the right half part of the frame, and an end door mechanism is arranged at the front end of the fixed stand column. A top suction mechanism is arranged at the top of the end door mechanism, a cloth rolling mechanism is arranged at the front end of the end door mechanism, a side suction mechanism is arranged at the bottom of the cloth rolling mechanism, a movable top beam is arranged at the bottom of the rail alignment crane, the cloth rolling mechanism comprises stand columns, the stand columns are arranged in a left group and a right group, and a lifting girder is arranged on the upper portion between the two stand columns. After the ra