Mecanum wheel suspension device

The utility model provides a Mecanum wheel suspension device. The Mecanum wheel suspension device comprises a sliding block support and a vertically-arranged sliding rail. The sliding block support is fixedly connected with sliding blocks, a speed reducer and a suspension support. The sliding blocks and the sliding rail are in sliding fit, a power output shaft of the speed reducer is fixedly connected with Mecanum wheels, the axis of the power output shaft is perpendicular to the sliding direction of the sliding blocks, and the suspension support is connected with an active suspension stretching upwards. According to the Mecanum wheel suspension device, torque generated by the Mecanum wheels in the horizontal X-axis direction and the horizontal Y-axis direction in the installation and use processes is balanced through the cooperation of the sliding blocks and the sliding rail; the positions of the Mecanum wheels in the vertical direction are actively changed through the active suspension, all the Mecanum whee