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近年来,精量播种机械受到了国内外的普遍重视,国外播种机械的发展方向已从前期对排种器的结构研究转移到对播种原理的研究上来,且不断有新的排种理论应用在播种机械中。本文比较分析了目前国内外使用较为广泛的3种不同的气力式精密排种器的工作原理和特点。
In recent years, precision sowing machinery has received widespread attention both at home and abroad. The development direction of foreign sowing machinery has shifted the research on the structure of the sowing device to the sowing principle from the early stage, Seeding machinery. This paper analyzes the working principle and characteristics of three different kinds of pneumatic precision seed metering devices which are widely used at home and abroad.