The invention discloses a two-shaft connected construction which comprises a first transmission shaft and a second transmission shaft, a guide mandrel and a buffer gasket, wherein a connecting end of the first transmission shaft and the second transmission shaft is provided with mutually-meshed hocks, the center of each shaft is provided with a hole, the holes at the centers of the two shafts are internally provided with the guide mandrel, the buffer gasket is arranged between the connecting hocks of the two shafts, and a protective cutting sleeve is arranged outside a shaft connecting section. The invention has the beneficial effects of saving a coupler, realizing connection of the two shafts and transmission of movement under the conditions of limits to space conditions and mechanical equipment structures, and has the advantages of compact structure, stability in transmission, low cost and practicability.