微耕机用旋耕弯刀设计、优化及切土性能研究

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1、单位代码10635学号112015322001575硕士学位论文微耕机用旋耕弯刀设计、优化及切土性能研究论文作者：李守太指导教师：杨明金教授、杨玲教授学科专业：农业机械化工程研究方向：机械设计提交论文日期：2018年4月10日论文答辩日期：2018年5月27日学位授予单位：西南大学中国重庆2018年5月MasterDissertationofSouthwestUniversityStudyonDesign,OptimizationandSoil-cuttingPerformanceofaHandheldTiller’sRotaryBladeCandidate:

2、LiShoutaiSupervisor:Prof.YangMingjinProf.YangLingDiscipline:AgriculturalMechanizationEngineeringDirection:MachineDesignSubmittingDate:April10,2018RejoiningDate:May27,2018ConferringUnit:SouthwestUniversityChongqing·ChinaMay,2018目录摘要.....................................................

3、...........................................................................IABSTRACT...................................................................................................................III第1章文献综述...........................................................................

4、..................................11.1微耕机概述.......................................................................................................11.1.1微耕机的结构.........................................................................................11.1.2微耕机的发展趋势.......................

5、..........................................................21.2微耕机用旋耕刀研究现状...............................................................................21.2.1旋耕刀标准体系现状.............................................................................21.2.2微耕机用旋耕刀分类及选型......................

6、...........................................41.2.3微耕机用旋耕弯刀国内外研究现状.....................................................51.2.4存在的问题.............................................................................................9第2章绪论.........................................................

7、..........................................................112.1研究背景及意义.............................................................................................112.2研究内容.........................................................................................................122.3论文

8、结构..........