Boat operation machine convenient to install and maintain and using method thereof

The invention discloses an operation machine convenient to install and maintain and a using method thereof.The operation machine convenient to install and maintain comprises a fixing frame, through grooves are symmetrically formed in the centers of the left side and the right side of the fixing frame, movable grooves are symmetrically formed in the centers of the front faces and the back faces of inner cavities of the two through grooves, and an operation machine body is installed in the inner cavity of the fixing frame; a first mounting frame is movably connected to the bottom of an inner cavity of the fixing frame, moving assemblies are symmetrically and fixedly connected to the tops of the left side and the right side of the first mounting frame, moving blocks are symmetrically and movably connected to the left side and the right side of the top of the inner cavity of the first mounting frame, and a second mounting frame is movably connected to the top of the inner cavity of the fixing frame. A first bolt