基于UG的犁壁式马铃薯培土器设计及试验分析  

Design and test analysis of potato hiller's covering body based on unigraphics software

作　　者：张绢[1] 王芬娥[1] 李小强[1] 

机构地区：[1]甘肃农业大学工学院,甘肃兰州730070

出　　处：《西北农林科技大学学报（自然科学版）》2012年第6期230-234,共5页Journal of Northwest A&F University(Natural Science Edition)

基　　金：甘肃省科技重大专项子课题"马铃薯小型高效机械化生产装备研发及关键农艺技术研究与示范"(090GKCA043)

摘　　要：【目的】设计一种犁壁式、无级可调并具有一定翻土性能的马铃薯培土器,为山地型马铃薯培土器的设计与完善及马铃薯的实际生产提供技术参考与支持。【方法】采用UG软件进行马铃薯培土器的整体结构设计,并对其主要零部件进行应力分析,最后对该培土器进行田间试验以测定其工作技术参数。【结果】田间试验表明,设计的基于UG的马铃薯培土器的最大覆土厚度为11cm,杂草除净率达98%,伤苗率为1.5%。【结论】所设计的培土器符合马铃薯培土农艺要求,且结构紧凑,性能稳定,改善了培土效果。【Objective】 In order to provide technical reference and support for perfection of mountain potato hiller,and to benefit the actual production,a kind of potato hiller capable of plowing,adjustable and with a certain dig performance was designed.【Method】 The study designed its overall structure and did stress analysis for the main parts using UG software,conducted field test and measured technical parameters.【Result】 The field test showed that the maximum covering thickness was 15 cm,the cleaning rate of all weeds achieved 98% and the injured sprout rate was 1.5%.【Conclusion】 The potato hiller met the agricultural requirements of hilling,and the hilling effect could be improved with its advantages including compact structure and stable performance.

关 键 词：马铃薯培土器 农业机械设计 UG软件 应力分析 

分 类 号：S224.12[农业科学—农业机械化工程]