Single-worm multi-worm-gear end face engagement transmission device

A single-worm multi-worm-gear end face engagement transmission device comprises a worm, a power input shaft combined with the worm, 2-4 worm gears and power output shafts combined with the worm gears respectively. The worm is an enveloping ring end face engagement worm, engagement teeth of the enveloping ring end face engagement worm are arranged on the left end face and/or the right end face of the worm, and the worm gears are engaged with the upper left engagement face, the lower left engagement face, the upper right engagement face and the lower right engagement face of the enveloping ring end face engagement worm respectively. The transmission device achieves transmission of multiple working loads at the same time, and meets the requirement of heavy-duty drive.