Ankle exerciser

The utility model relates to the technical field of sports equipment, in particular to an ankle exerciser which comprises a seat, a fixed bottom plate is fixedly installed at the bottom of the seat, two sets of supporting rods are fixedly installed at the top of the fixed bottom plate and located in front of the seat, and leg supporting plates are fixedly connected to the tops of the two sets of supporting rods. The exercise assembly is fixedly installed at the front end of the top of the seat and used for driving ankles to swing up and down, the supporting rod is composed of a fixing rod and an adjusting cylinder, the bottom end of the fixing rod is fixedly connected with the fixing bottom plate, and the adjusting cylinder is slidably connected to the top end of the fixing rod; a bolt is slidably connected between the adjusting cylinder and the fixing rod, a plurality of groups of adjusting holes matched with the bolt for use are formed in the outer side of the adjusting cylinder, and compared with an existi