论文部分内容阅读
为解决传统型谷物联合收割机收获水稻存在谷粒破碎和脱壳率高、损失大、难于收倒伏严重的作物以及半喂入谷物联合收割机存在的作业效率不高、机构复杂和售价高等问题,东北农学院研究小组研究设计、黑龙江省依兰收获机厂试制了一种水稻割前脱粒收获机器系统,并于1990年5月通过省级科研鉴定,并于1991年3月获得中国专利局的发明专利,现正在将其转交为产品。
In order to solve the problems that traditional rice combine harvesters have the problems of low efficiency of operation, high complexity and high selling price of harvesters with high grain crushing and shelling rates, large losses, hard-to-lay-down crops and semi-fed grain combine harvesters Issue, Northeast Agricultural College research team research and design, Heilongjiang Yilan Harvest Factory trial production of a rice pre-harvest threshing harvesting machine system, and in May 1990 through the provincial scientific research appraisal, and in March 1991 won the Chinese patent Bureau of the invention patents, is now being referred to the product.