Abstract
Disclosed is a simulation robot ankle mechanism, including an ankle assembly, where the ankle assembly includes an ankle cross shaft member and an ankle connecting rod; a transverse accommodating groove and a longitudinal accommodating groove are formed in the ankle cross shaft member, the transverse accommodating groove is provided with a transverse hinge portion, and the longitudinal accommodating groove is provided with a longitudinal hinge portion; the transverse hinge portion and the longitudinal hinge portion are distributed in a cross shape; a shank assembly is arranged above the ankle assembly, and the shank assembly includes a shank structural member; a foot plate adapter is arranged at a lower end of the ankle connecting rod; a first hinge clamping groove is formed at a lower end of the shank structural member, and a second hinge clamping groove is formed in the foot plate adapter.