机械5

摘要：本着节省材料、成本低廉、安全简易、效率高的原则，立足于棉花秧苗移栽机的结构设计，本设计根据作物育苗移栽的农艺要求，在分析了国内外众多移栽机的基础上优化设计了适合棉花营养钵育苗移栽的的关键部件，并通过作业效果调查，分析研究了机械栽苗的一般规律，找出了影响栽苗效果的若干因素，确立了主要的工作部件的参数选择,主要覆土器，地轮，开沟器，镇压轮等零件的设计与校核，该设计的理论成果能应用到实际生产中，设计出来的棉花秧苗移栽机与农业生产基地可形成一条强韧的纽带。 关键字：移栽机镇压轮校核 Abstract:The text is based o
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nd high efficie
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n the structural desig
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nalyzes the basis of ma
ny tra
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nd abroad based o
n the agro
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ng. The key compo
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nts suitable for cotto
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nt bowl seedli
ng tra
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ngwere optimized a
nd desig
ned. Based o
n the i
nvestigatio
n of operatio
n effects, the ge
neral laws of mecha
nical pla
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ng seedli
ngswere a
nalyzed, several factors affecti
ng the seedli
ng effectwere fou
nd, a
nd the mai
nworki
ng partswere established. Parameter selectio
n, desig
n a
nd check of mai
n cover, grou
ndwheel, ope
ner, crusher a
nd other parts. The theoretical results of this desig
n ca
n be applied to actual productio
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ned cotto
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nd agricultural productio
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n be formed. A stro
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nd. Keywords: Tra
nspla
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nwheel Check 目录 1绪论1 1.1研究背景1 1.2国内外研究现状2 1.2.1全自动移栽机取送苗装置3 1.2.2 XT616型棉花移栽装置3 1.2.3棉花单株移栽机装置4 1.3研究主要内容5 2总体方案确定7 2.1确定整体机械方案7 2.2整机机构设计7 2.2.1机械地轮结构8 2.2.2机械开沟器结构9 2.2.3机械镇压轮结构9 2.2.4机械覆土器结构10 2.3栽植机械的结构设计10 2.4地轮轴的设计12 2.4.1轴的材料和热处理方式的选择12 2.4.2轴的结构设计13 3轴的设计校核14 3.1轴的结构简图14 3.2轴上载荷的计算14 3.3键联接选择和校核17 3.3.1平键连接17 3.3.2键联结的强度校核17 结论19 参考文献20 致谢22