Vehicle saucer device

The invention relates to a vehicle saucer device. The vehicle saucer device is suitable for water cups with various shapes. The vehicle saucer device has the advantages that picking and placing are convenient, water cups can be fixed effectively, and the water cups can be effectively prevented from toppling or slipping off. The vehicle saucer device comprises a base used for the placement of the placing the water cups and a clamping device and a width adjusting device which are arranged on the base. The clamping device comprises a clamping component, a left clamping subsidiary device and a right clamping subsidiary device. Both the clamping subsidiary devices comprise a driving motor and an adjusting gear train. The output shafts of the driving motors are connected with driving gears in the adjusting gear trains through couplers, and the driving gears control collecting and placing of the clamping component. The width adjusting device comprises a spindle motor, a spindle lead screw which is connected with an output shaft of the spindle motor and two nut seats arranged on the spindle lead screw. Thread sections with adverse turning directions are arranged on the spindle lead screw, the two nut seats are arranged on different thread sections respectively, and each nut seat is connected with one clamping subsidiary device.