Variable gap mouth shape of rubber hose extruder

The utility model discloses a variable gap mouth shape of a rubber hose extruder in the technical field of rubber, which comprises a first fixing plate, a second fixing plate is arranged on one side of the first fixing plate, and two sides of the first fixing plate and the second fixing plate close to each other are jointly provided with a movable groove. A connecting pipe is arranged on the side wall, close to one side of the movable groove, of the first fixing plate, movable plates are movably connected to the inner walls, away from the two ends, of the movable groove, and extrusion blocks are fixedly connected to the side walls, close to one end of the connecting pipe, of the two movable plates. The movable plate is driven to move through the driving block, then the connecting pipe is extruded through the extrusion blocks so as to control the rubber discharging amount of the discharging pipe, meanwhile, when the extruder stops working, the electric push rod is in a contraction state, the two extrusion bloc