A child companion robot, comprising an upper part (100), a trunk (200), a lower part (300), and a bottom part (400) which are connected in sequence. The upper part (100) comprises a head part (100H) and a neck part (100N); the head part (100H) and the neck part (100N) drive the upper part (100); the trunk (200) comprises a chest part (200C) and a waist part (200W); the chest part (200C) and the waist part (200W) drives the trunk (200); the lower part (300) comprises a hip part (300K); the bottom part (400) comprises a leg part (400B); the head part (100H), the neck part (100N), the chest part (200C), the waist part (200W), the hip part (300K), and the leg part (400B) are connected in sequence to enable the head part (100H), the neck part (100N), the chest part (200C), the waist part (200W), and the hip part (300K) to have at least one degree of freedom of motion. The child companion robot is easy to control and low in cost, and a system is easy to be constructed; the structure is simple while multiple degrees of freedom of the robot can be guaranteed, and flexible limb movement can be realized.
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