履带自走式贝母收获机设计与试验

打开文本图片集

中图分类号：S225.7 文献标识码：A 文章编号：2095-5553（2026）03-0021-06

Abstract：Inorder tosolvetheproblems oflowmechanizationlevel，highlabor intensityandeasydamagetointercroppngcrops bytraditionalmachineryintheagronomicmodeoffritllary-cornintereroppinginDafengDistrict，YanchengCity，Jiangsu Province，acrawlerself-propelledfritillry harvesterwasdesigned.Themachineadoptsa gantryelectriccrawlerchassis structure，andalisthtegatedpeationofecavatintrasportatonreengndcolectiooffrillyustoughte flexiblevibrationseparationdesignofthefrontendexcavationshovel，partitiontypeliftingchainconveyingandrearenddouble layer vibrating screen. The field experiment showed that the loss rate and damage rate were as low as 1.24% and 0.92% （204 respectively in the range of 0.2-0.4m/s operating speed，which met the requirements of relevant standards. The crawler selfpropeledfrilaryharvesterhasareasonablestructureandperformancetomeettheactualproductionrequirements.The machineachievesa work eficiency improvementofover28timesperperson，efectivelyaddressing thechalengesof mechanizedharvestingintheFrtillria-cornintercroppingmodel.Itshowspromisingalicationprospectsandprovidesvaluable technical insights for the development of similar harvesting equipment for Chinese medicinal herbs.

Keywords： fritillaria harvester; digging shovel; vibrating sieve; self-propelled; intercropping

0 引言

贝母类药材在我国药用历史悠久，是中医临床常用的大宗药材，具有清热润肺、化痰正咳的功效，其来源于百合科贝母属（Fritillaria）植物的干燥鳞茎。（剩余9855字）