Four-axis linkage intelligent sickbed

The utility model discloses a four-axis linkage intelligent sickbed which comprises a bed body and a controller, the bed body is composed of a first bed body, a second bed body and a third bed body, and the second bed body vertically rotates relative to the first bed body through a driving motor; the third bed body laterally rotates relative to the second bed body through a motor; the driving motor is electrically connected with the controller; the third bed body is composed of an outer frame, a headrest body, a waist-hip rest body, thigh rest bodies, shank rest bodies and a bed surface soft body, the headrest body and the waist-hip rest body are hinged or hinged to the outer frame, and a first motor driving device is arranged on the lower portion of the bed body; one end of the bed surface soft body is connected with the thigh leaning body, and the other end is connected with the shank leaning body; the thigh leaning body and the waist and hip leaning body are hinged or hinged to theouter frame, and a motor