机械5

秸秆捡拾打捆机引针架机构与 活塞止动机构设计 Desig
n of The Pisto
n Actuator a
nd Citatio
n Machi
ne of Pickup Baler 摘要 随着中央不断推进现代农业，农作物的机械化也在不断的发展，其中主要表现在农业秸秆打捆技术的不断创新和发展。目前国内外在秸秆捡拾打捆机部分投入的人力，财力，都是相当可观的。打捆机中引针架机构与打结器机构和活塞止动部件以及捡拾机构的相互配合，使得打捆机能顺利的，效率的，完整的完成工作，其中引针架机构及活塞止动机构是秸秆捡拾打捆机的主要部件，它决定了机械化打捆的的质量和效率问题。本从中小方捆打捆机开发的技术难点出发，运用机构学理论，对机构的工作过程和失效状况进行分析。 本文利用杆机构的运动特性，根据引针架及活塞止动机构的功能要求，对机构的工作过程进行严密的分析，建立了其运动模型，对其进行机构参数优化和运动仿真。最后，按照优化参数的结果，利用Auto CAD设计完成了引针架及活塞制动机构的机械装配图和零件图。 关键词：引针架机构活塞止动机构秸秆捡拾打捆机 Abstract Alo
ngwith gover
nme
nt adva
nces the moder
n agriculture co
nsta
ntly, Crops has bee
n the developme
nt of mecha
nizatio
n，Mai
nly i
n the agricultural straw bale tech
nology i
n
novatio
n a
nd developme
nt. At home a
nd abroad to pick up i
n the straw bale machi
ne parts i
nto the huma
n a
nd fi
na
ncial resources, are co
nsiderable. Packagi
ng machi
ne frame age
ncy cited the
needle devicewith the robbery a
nd the pisto
n stop to pick up body parts, aswell as each other, maki
ng a smooth fu
nctio
n of packagi
ng, efficie
ncy a
nd i
ntegrity of the completio
n of thework,which cited two i
nstitutio
ns a
nd the pisto
n pi
n stop is Straw bale machi
ne pick up the mai
n compo
ne
nts,which determi
nes the mecha
nical packagi
ng of the quality a
nd efficie
ncy. I
n this paper, from the small a
nd medium-sized packagi
ng machi
ne tied to the developme
nt of tech
nical difficulties, the use of age
ncy theory, thework o
n the process a
nd failure a
nalysis of the situatio
n. I
n this paper, the motio
n characteristics of bar mecha
nism, i
n accorda
ncewith primers aircraft a
nd pisto
n-pi
n body stop the fu
nctio
nal requireme
nts,work o
n the process of rigorous a
nalysis, the motio
n model parameters to optimize their orga
nizatio
ns a
nd Motio
n Simulatio
n. Fi
nally, i
n accorda
ncewith the results of optimizatio
n parameters, the use of Auto CAD desig
n is completed the primer a
nd the pisto
n pi
n pla
ne mecha
nical brake assembly drawi
ng bodies a
nd parts diagram. Keyword: Two age
ncies cited the
needle Pisto
n actuator o
nly Straw bale pick up machi
ne 目录 摘要2 Abstract 3 第一章绪论5 §1.1本研究的目的和意义5 §1.2捡拾秸秆打捆机的研究现状与分析6 §1.3本所做的工作10 第二章打捆机的工作原理及打结器送线机构设计11 §2.1打捆机的结构分析及工作原理11 1打捆机的结构设计11 1.1打捆机结构11 1.2打捆机工作原理12 §2.2送线机构简图与工作过程分析12 §2.2送线机构的结构设计15 第三章打捆机的活塞止回机构设计18 §3.1活塞止动结构的简图18 §2.2活塞止动结构的结构设计20 第四章总结与展望25 致谢26 参考文献27