Rotary disturbance sample rolling device

The invention provides a rotary disturbance sample rolling device. The device comprises a base, wherein two telescopic rods and a bracket are arranged on the base; an annular groove is formed in the bracket; a grinding roller is arranged in the annular groove; a connecting plate is arranged between the two telescopic rods; a driving motor is fixed on the connecting plate; the rotating shaft of thedriving motor is connected with a screw rod; the upper end of the screw rod is sleeved with a connecting sleeve; the connecting sleeve is connected with the grinding roller through a first connectingrod; and two cutting grooves are formed in the bottom of the connecting sleeve, locking blocks matched with the cutting grooves are arranged on the screw rod, a guide sleeve is connected to the bottom end of the screw rod in a threaded mode, and the guide sleeve is connected with the annular groove through a second connecting rod. The present invention provides a rotary disturbance sample rollingdevice with a high automat