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鄂当1XL—200型开沟犁是同东方红—20等类型拖拉机配套的机具。主要用于水田绿肥的开沟排水作业。该机经过了试验考核,使用表明它具有工效高、质量好、沟墙光滑、沟底平整、沟深沟宽可调、适应农业技术要求的特点。开沟犁结构如图。双圆盘成一定夹角,置于犁尖的前方,固定在犁柱上。工作时,双圆盘入土旋转切出沟墙,犁尖将已切的土块从沟底切开,上垡成条状沿运垡槽升至地面置于沟右侧。在可调整型板的作用下,形成理想的沟形。
Ordos 1XL-200-type open-plow plow with Dongfanghong-20 and other types of tractors supporting equipment. Mainly used for paddy drainage of green manure paddy fields. The machine after the test assessment, the use of it shows that it has high efficiency, good quality, smooth ditch walls, the ditch flat, adjustable ditch deep groove width, to adapt to the technical requirements of agricultural characteristics. Ditching plow structure as shown. Double disc into a certain angle, placed in front of the plow tip, fixed in the plow column. Work, the double disc into the soil rotation cut out the ditch wall, the plow tip will have cut the soil block cut from the bottom of the ditch, on the mound into a strip along the mound slot raised to the ground on the right side of the trench. In the adjustable plate under the action of the formation of the ideal groove.