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目 录
摘要···················································································································I
Abstract··········································································································II
目录·················································································································III
第一章 绪论·····································································································1
1.1 课题的提出及意义················································································1
1.2 播种机械的发展现状与趋势···································································1
1.2.1 国内外播种机的发展现状···································································1
1.2.2 播种机械的发展趋势·········································································2
1.3 机电一体化与农业机械········································································3
1.3.1机电一体化技术与农业机械结合的发展过程···········································3
1.3.2机电一体化技术与播种机械的结合······················································· 5
1.4气动射种的研究现状············································································6
1.5 主要研究内容···················································································6
1.6 本章小结···················································································6
第二章 机械装置的设计················································································7
2.1 总体设计方案·······················································································7
2.2 装置总体设计·················································································7
2.3 行走装置的设计···············································································8
2.4 射种装置的设计·······································································8
2.5 锁紧装置的设计··············································································11
2．6 导向机构的设计·································································
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