The 1JH-180 sweet potato vine killer can be used with four-wheel tractors of 80 horsepower or more, and can complete the vine killing work of two ridges of sweet potatoes at one time. It features compact structure, good mobility, reasonable layout, stable operation, strong applicability, and simple maintenance. It can complete the cleaning work of sweet potato seedlings at one time. The specially designed blades, high-speed rotation, generate negative pressure, suck up the seedlings, and the fast-rotating blades crush them.