Assembling device for bowl-shaped pressing plug of cylinder cover

The utility model discloses a cylinder cover bowl pressing type plug assembling device which comprises an assembling machine body, a machine shell is arranged at the top end of the assembling machine body, two isolation doors are symmetrically connected to the front end of the machine shell through hinges, a bottom plate is fixed to the surfaces of the top ends of the isolation doors, and a shaft rod is fixed to the top of the bottom plate. The outer wall of one end of the shaft rod is sleeved with a shaft sleeve, one side of the shaft sleeve is connected with a traction rope, an assembling cylinder is fixed to the top of the front end of the machine shell, and a sliding block is arranged in the assembling cylinder. The tension spring, the assembly cylinder, the sliding block, the traction rope and the shaft rod are designed, the shaft rod is installed on the isolation door through the bottom plate, then the shaft rod and the sliding block are connected through the traction rope, at the moment, the tension sp