Speed reducer comprising a worm/worm gear first stage and an epicycloidal second stage

摘要

Gearmotor characterised by the fact that it comprises, fitted inside the same housing (1):an input shaft (2) with a worm;an output shaft (3) at right angles to the input shaft (2);an idle worm gear (5) on said output shaft engaging said worm (4);a bushing (8) with external toothing, integral with said worm gear (5);a series of planetary gears (10) engaging the toothing of said bushing (8) and a crown gear (13), fixed to the housing;a support (12) of said planetary gears (10), integral with said output shaft (3).