施肥播种机的牵引系统液压控制设计研究  

Research on the Hydraulic Control Design of Traction System of the Fertilizer Planter

作　　者：王云鸽 Wang Yunge(Jiangxi Institute of Mechanical Science,Nanchang 330038,China)

机构地区：[1]江西省机械科学研究所,南昌330038

出　　处：《农机化研究》2023年第9期76-80,共5页Journal of Agricultural Mechanization Research

基　　金：江西省高等学校教学改革研究省级课题(JXJG-20-74-1)。

摘　　要：为进一步提升我国施肥播种机的综合作业效率,基于当前整机的作业控制水平,针对其牵引系统液压控制方向展开探索性应用研究。以小麦智能施肥播种机牵引控制原理为优化基础,融入转向与位置的传感调控技术与控制方法,建立系统液压控制模型,匹配合理性的硬件布局与软件程序执行,并展开基于牵引系统液压控制设计的施肥播种整机作业试验。试验结果表明:经优化设计,施肥播种机牵引系统的液压控制精度可达95%以上,用于小麦农作物施肥与播种同步的作业效率同步得到明显改善,播深合格率与排肥均匀性分别相对提升了6.15%和7.84%,提高了种肥利用率,具有重要的应用价值。In order to further improve the comprehensive operation efficiency of fertilizer planters in China,based on the current operation control level of the whole machine,an exploratory application research was carried out on the hydraulic control direction of its traction system.Based on the traction control principle of wheat intelligent fertilizer planter,combined with the sensing regulation technology and control method of steering and position,the system hydraulic control model was established,then matched with the reasonable hardware layout and the software program execution,the operation test of the fertilizer planter based on the hydraulic control design of traction system was carried.The results showed that after the optimal design,the hydraulic control accuracy of traction system of the fertilizer planter could reach more than 95%.The operation efficiency of the synchronization of fertilization and sowing of wheat crops had been significantly improved.The qualified rate of sowing depth and the uniformity of fertilizer discharge had been increased by 6.15%and 7.84%respectively.The operation test of the whole machine run well,and the utilization rate of seed and fertilizer had been improved,which would be practical enlightening the significance for the rational innovation of agricultural machinery planting and cultivation equipment.

关 键 词：施肥播种机 牵引系统 传感调控 播深合格率 合理化创新 

分 类 号：S223.24[农业科学—农业机械化工程]