CAJ | 학술논문

对水稻种绳直播机的限深轮与倒绳机构进行了改进设计，并对整机的结构做了调整。其整机长度为581．8mm，质量为21．1kg，实现单体可拆卸，携带、安装方便。同时，对水稻种绳直播机的主要工作受力部件开沟器进行了有限元分析。强度分析结果表明：开沟器在线性压力下的最大等效应力为330MPa，小于45钢的屈服强度355MPa，满足强度要求。刚度分析结果表明：开沟器沿 Y 方向会产生受力变形，最大变形为2．0742mm，位于开沟器尾部，满足刚度要求。
대수도충승직파궤적한심륜여도승궤구진행료개진설계，병대정궤적결구주료조정。기정궤장도위581．8mm，질량위21．1kg，실현단체가탁사，휴대、안장방편。동시，대수도충승직파궤적주요공작수력부건개구기진행료유한원분석。강도분석결과표명：개구기재선성압력하적최대등효응력위330MPa，소우45강적굴복강도355MPa，만족강도요구。강도분석결과표명：개구기연 Y 방향회산생수력변형，최대변형위2．0742mm，위우개구기미부，만족강도요구。
This paper make the improved design on Depth wheel and Inverted rope mechanism of Rice rope direct sowing machine, adjust the mechanism of machine which the length is 581.8mm, weight is 21.1kg, Conveniently to install and assemble and the Single part is detachable.Opener is the main working parts of rice rope direct seeding machine ,the fi-nite element analysis has been done on the furrow opener.The results showed that the maximum equivalent stress is 330MPa, Less than the Yield strength 355MPa of 45 steel;The maximum deformation of Furrow opener along the Y di-rection is 2.0742mm, can satisfy the intensity and the rigidity requirement.