WALKING ASSISTANT ROBOTS TO USE PASSIVE MUSCLE COMPENSATION DEVICE

摘要

PURPOSE: A walking assistant robot assisting the walk of a user is provided to be mass-produced at an affordable price and hasten time when the robot is commercialized. CONSTITUTION: A walking assistant robot assisting the walk of a user comprises: a femoral region frame which supports a femoral region, is formed in the outer side of thigh and controls actively the position of a spring section by rotating a cam counterclockwise with an angle of 0-180 through a motor; a link frame which is formed between a supporting part and the spring section, applies pressure to an elastic spring as much as a gap between the supporting part and the spring section which is narrowed when knee articulation bends and removes the pressure of the elastic spring as much as a gap developed when a knee joint stretches out; a lower leg frame which supports a lower leg part, is formed at the outer side of calf and includes a spring section offsetting load which is applied to a user; and a foot frame which supports a foot, is fixed to the foot of the user and is naturally rotated according to the movement of an ankle by fixing the upper end with the lower leg frame in order to help the walk of the user. In the lower leg frame, the upper end is fixed to the femoral region frame and the bottom end is fixed to the foot frame.