土豆收获机Potato Digger 4U series of sweet potato harvester is mounted with the tractor of 12-60hp with back power and side power output shaft. Our tractor potato harvester is intended for potato excavation , tubers partial separation from the soil and tubers laying on field surface for their further picking up. A triangular beater is set on the potato harvester. The working principle of this potato digger is that the digging shovel digs up the soil and crops through the impetus of the tractor. And the digging shovel make crop and soil separate though vibration sieve, the soil first drip down from the clearance of vibration sieve, finally the crop crashed down on to the road from the back. Advantages: ? It is a tractor mounted potato harvester for 20-80hp tractor. ? Dig the potatoes safely without cutting or damaging single potato. ? Not to affect the next crop's growth. ? Driven by PTO in rotating speed 540r/min. 型号 Model 单位Unit 4U-1 4U-2 收获行数 Harvesting rows 1 2 工作幅宽 Working width mm 600 900/1300/1500 工作深度 Working depth mm 100-250 PTO转速 PTO Rotation speed r/min 540-720 PTO花键 PTO shaft spline 六键6 spline 整机重量 Total weight kg 160 260/335/390 配套动力 Matched power hp 20-30 40/50/70 挂接方式 Linkage I类三点悬挂 Three-point suspension I type II类三点悬挂Three-point suspension II type 选装配置 The items selectable 八键 PTO transmission shaft in 8 spline