施肥播种机毕业论文

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1、 施肥播种机毕业论文 摘要 :大中型施肥播种机在小块地、山坡地或套种作物行间进行播种时难以适应 ,而传统人工播种的劳动强度较大 ,效率低 ,播种质量差 ,针对这种情况 ,应用人机工程学的原理研究设计了一种手持式播种施肥机 ,该机也可在作物根部进行追肥。主要由控制器、种肥箱、排种肥系统、鸭嘴式开沟器等零部件组成 ,适用于谷物穴播或追肥 ,可使传统的人工播种 (施肥 )操作变为半机械化操作 ,将开沟、播种施肥、覆土一次完成。它采用了简单可靠的机构和通用的零部件 ,具有携带方便、使用可靠 ,耗材少、易加工、成本低等特点。 关键词 :施肥 播种机 ；开沟器 ；排种 ；施肥 Abstract : Wor

2、king with large or middle types of seeders has difficulties on a small acreage plantation , sloping filed or a field growing two or more kinds of crops synchronously , whereas the t raditional manual work forms have the limitations of the st rong work st ress , low efficiency and low seeding quality

3、. To settle those problems , a handy seeder (and fertilizer) was designed , which can also fertilize the crop on the root . According to the man2machine engineering theory , this machine was constituted of cont roller , seeding box , seed arrangement system and duck2mouth ditcher. It was designed fo

4、r socket seeding and fertilization af ter deep furrowing. Using this machine , the t raditional handy operation was substituted by half2machine operation , and the process of ditching , seeding and earth up were completed in one step. It is characteristic by brief and credible st ructure with standard part s , easy to maintenance , and low cost . Key words : Seeder ； Ditcher ； Seed arrangement ； Fertilization