Mechanical vehicle for railway track maintenance

The invention discloses a mechanical vehicle for railway track maintenance, which belongs to the technical field of railway track repair and comprises a vehicle body, suction devices are mounted on two sides of the vehicle body, the bottom ends of the suction devices are positioned outside a rail and are in contact with the ground, a transmission device is connected to one end, far away from the ground, of each suction device, and a driving mechanism is used for driving a transmission belt to transmit. The driving mechanism is located in the conveying pipe and rotationally connected with the conveying pipe, the multiple conveying wheels are arranged on the conveying belt at intervals, a material collecting box is arranged in the middle of the vehicle body, the end, away from the ground, of the conveying pipe is located above the material collecting box, and one side of the material collecting box is connected with a correcting device. After broken stones beside the rail are sucked through the suction device,