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quan wei ru shi lian he shou ge ji bo he lun de diao zheng
Author(s): 
Pages: 65
Year: Issue:  8
Journal: Farm Machinery Using & Maintenance

Abstract: 拨禾轮是联合收割机割台的主要部件,其功用是把割台前方的谷物拨向切割器;在切割器切割谷物时,从前方扶持茎秆及时推送给割台输送搅龙.目前全喂入式联合收割机上均采用偏心式拨禾轮,可以收割直立或中等倒伏的谷物.偏心拨禾轮的偏心机构为平行四连杆机构,可按作业需要的方向调整压板或弹齿的空间角度,并在拨禾的全过程中始终保持这一角度不变,有利于扶起倒伏作物和铺放割后的茎秆,减少对谷物的打击,避免回转时的带草现象.因此,在联合收割机收割作物时,要根据不同的作物和不同的作物状态对拨禾轮进行调整,以保证收获质量和收获效率.
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