Design and Development of a Cutting Head for Portable Reaper Used in Rice Harvesting Operations

Journal of Applied Biological Sciences

Mohammad Reza ALIZADEH¹  Nesar Mohammadi BANEH¹  Hamid Reza GHASEM ZADEH¹  Hosein NAVID¹ 

关键词: Rice harvesting;    rice reaper;    brush cutter;    cutting energy;   

DOI  :  

学科分类：生物科学（综合）

来源: Nobel Bilim ve Arasirma Merkezi/Nobel Science and Research Cente

【 摘 要 】

Inthisstudy,acuttingheadforaportablebrushcutterwasdesignedandforharvestingfourIranianricevarieties,twovarietiesofhighyieldingnamedKhazarandFajrandtwovarietiesfromlocalvarietiesnamedBinamandHashemi.Cuttingheadconsistedofacircularsawbladewith24cmdiameterand2mmthickness.Designedbladehad136teethwith0°rakeangle,30°clearanceangleand6mmpitch.Asimplewindrowingsystemmadefromaluminumsheetwasdesignedandconstructed.Thecuttingheadinstalledonexistentbrushcutterandtestwasconductedinfieldconditions.Foreachtypeofvariety,thecuttingenergyandcriticalbladespeedwascomputed.ResultsindicatedthatcomparedtolocalricevarietiesMaximumpowerconsumptionofabout1.132kWwasobtainedforKhazarvariety.Resultsalsoshowedthatricelossesoftheportablereaperwerelowerthanmanualharvestingandfieldcapacityofmachinewas4.20timesgreaterthanmanualharvesting.

【 授权许可】

Unknown