The utility model provides a grape spike pulling device. The device comprises a dosing device, a medicine conveying pipeline and a medicine storage barrel, the dosing device comprises a spike soakingcup and an annular liquid supplementing pipe arranged on the spike soaking cup in a sleeving mode. A plurality of nozzles are uniformly formed in the annular liquid supplementing pipe in the circumferential direction; a plurality of liquid inlets in one-to-one correspondence with the nozzles in position are formed in the cup wall of the ear soaking cup; the ear soaking cup is also sleeved with anoverflow hopper for receiving overflowing liquid medicine; the ear soaking cup is matched with the annular liquid supplementing pipe; the utility model discloses a grape ear pulling machine. Liquid medicine dipping, liquid medicine spraying and liquid supplementing can be carried out at the same time without being influenced by the length and volume of ears and the liquid level of liquid medicine,the ears can be pulled continuously, the ears are uniformly sprayed with the medicine, the ear pulling speed and quality are greatly improved, the dosage is saved, and pollution and waste caused by overflowing of the liquid medicine during ear dipping are avoided through the arrangement of the overflow hopper.