CAJ | 학술논문

为解决山药、牛蒡等长根茎果实收获难、效率低的难题，设计了一种新型山药收获机，巧妙地模拟考古挖掘的方式，提出了采用去除山药根茎两侧土壤、取其中央的挖掘方法来进行总体机构的设计；根据山药的种植特点和垄沟结构尺寸，确定山药收获机的基本参数；通过运动学和动力学分析，依据土壤切削阻力理论，提出了切削阻力和功率消耗的确定方法，并根据相关农艺要求给出了链刀的切削阻力 F1＝1158．3N，螺旋刀片的切削阻力F2＝199．26N，为收获机具体设计阶段强度校核和安全性、可行性分析提供了重要依据。
위해결산약、우방등장근경과실수획난、효솔저적난제，설계료일충신형산약수획궤，교묘지모의고고알굴적방식，제출료채용거제산약근경량측토양、취기중앙적알굴방법래진행총체궤구적설계；근거산약적충식특점화롱구결구척촌，학정산약수획궤적기본삼수；통과운동학화동역학분석，의거토양절삭조력이론，제출료절삭조력화공솔소모적학정방법，병근거상관농예요구급출료련도적절삭조력 F1＝1158．3N，라선도편적절삭조력F2＝199．26N，위수획궤구체설계계단강도교핵화안전성、가행성분석제공료중요의거。
Based on the characteristics of long yam rhizome , it designed a new type of yam harvester in the way of getting rid of the soil of the both side of the yam rhizome ,studied the structure and working principle .On the basis of the planting environment and agronomic requirements of yam , it determine the basic parameters of yam harvester;In the light of the theory of the soil cutting resistance ,it determined the cutting resistance of chain cutter F1=1158.3N, spiral blade cut-ting resistance F2=199 .26 N by the kinematics and dynamics analysis .It provides important basis for Intensity\safety \feasibility analysis in the detailed design of the harvesting machine .