旋耕机连体刀座技术应用可研报告.doc

《旋耕机连体刀座技术应用可研报告.doc》由会员上传分享，免费在线阅读，更多相关内容在教育资源-天天文库。

1、Selection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFo

2、rmSelection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.Paragraph

3、Format.LineSpacingLinesToPoints(2Selection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpaci

4、ngLinesToPoints(2)Selection.ParagraphFaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaahF一、总论（一）项目的主要内容及技术原理旋耕机连体刀座，是根据原统一设计的单一刀座而改进设计。原单一刀座采用围焊工艺分布于刀轴管的园周上，呈螺旋线状，焊接时产生局部应力引起刀轴（旋耕机工作轴）变形导

5、致经向跳动超差，工作时机具发抖、加大了工作负荷，导致耕地深浅不一致，刀座一旦碰上较坚硬物就会脱落，甚至撕裂刀管。长期以来，农户虽然乐意使用旋耕机，但对上述蔽病极感头痛。为了改变这一缺陷，我们通过长期观察并综合试验而设计开发了实用型连体刀座。连体刀座的设计原理是沿用单刀分布的在同一平面内两把刀的内夹角不定值情况而定为120度，以其中一刀座作基础，同时呈两条螺旋线在刀轴园周分布，同样是瞬间单刀切地对工作负荷没有变化。10Selection.ParagraphFormat.LineSpacingLinesToPoints(2)Se

6、lection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormSelection.ParagraphFormaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa

7、aaaaaaaaaaaaaaaaaat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPoction.ParagraphFormat.LineSpacingLinesToPoints(2Selection.ParagraphFor

8、mat.LineSpacingLinesToPoints(2)Selection.ParagraphFormat.LineSpacingLinesToPointselection.ParagraphFormat.LineSpacingLinesToPoints(2)Selection.Pa