倾斜圆盘式小籽粒精少量排种装置的设计与试验
【文章页数】:50 页
【学位级别】:硕士
【部分图文】:
图3-2排种装置工作原理示意图??Fig?3-2?working?principle?diagram?of?seed-metering?device??
图3-2排种装置工作原理示意图??Fig?3-2?working?principle?diagram?of?seed-metering?device??壽獅??图3-3排种装置工作过程示意图??Fig?3-3?working?process?of?seed-metering?de....
图3-3排种装置工作过程示意图??Fig?3-3?working?process?of?seed-metering?device??
图3-2排种装置工作原理示意图??Fig?3-2?working?principle?diagram?of?seed-metering?device??壽獅??图3-3排种装置工作过程示意图??Fig?3-3?working?process?of?seed-metering?de....
图3-4充种盘结构示意图??Fig?3-4?st;rucUu*e?diagram?of?filling?dise??
图3-2排种装置工作原理示意图??Fig?3-2?working?principle?diagram?of?seed-metering?device??壽獅??图3-3排种装置工作过程示意图??Fig?3-3?working?process?of?seed-metering?de....
图3-5充种孔剖视图??Fig?3-5?Section?view?of?filling?hole??
在孔上加工出45°倒角,可使充种阻力最小,分析表2-2中谷子尺寸可得的谷粒的??最大长度不超过2.55mm,尺寸较小,因此倒角深度不宜过大,否则么增加充种数貴,??不妨取倒角深度为化5mm,充种孔的结构简图如图3-5所乐。??图3-5充种孔剖视图??Fig?3-5?Section....
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