精米機除石結構和提升結構解析
精米機進料鬥和除石機構
此型號胚芽精米機的進料鬥設計在機器的中部,離地高度約lm左(zuo)右(you),而(er)不(bu)是(shi)傳(chuan)統(tong)精(jing)米(mi)機(ji)的(de)頂(ding)部(bu)進(jin)料(liao)。這(zhe)種(zhong)設(she)計(ji)的(de)好(hao)處(chu)就(jiu)在(zai)於(yu)無(wu)需(xu)借(jie)助(zhu)工(gong)具(ju)就(jiu)可(ke)以(yi)輕(qing)鬆(song)的(de)實(shi)現(xian)進(jin)料(liao)工(gong)作(zuo),與(yu)傳(chuan)統(tong)精(jing)米(mi)機(ji)相(xiang)比(bi),其(qi)人(ren)機(ji)工(gong)程(cheng)更(geng)加(jia)的(de)合(he)理(li)。待(dai)加(jia)工(gong)物(wu)料(liao)從(cong)下(xia)部(bu)進(jin)料(liao)口(kou)經(jing)過(guo)除(chu)石(shi)機(ji)構(gou)(圖2),在振動篩的作用下篩除石子等雜質。增加除石機構,可以在碾白過程中減少雜質對碾輥及篩網等部件磨損的同時,提高精米品質。

精米機提升機構
根(gen)據(ju)多(duo)次(ci)實(shi)驗(yan)可(ke)以(yi)調(tiao)節(jie)喂(wei)人(ren)量(liang),從(cong)而(er)使(shi)留(liu)胚(pei)率(lv)最(zui)高(gao),但(dan)是(shi)隨(sui)著(zhe)喂(wei)入(ru)量(liang)減(jian)少(shao),留(liu)胚(pei)率(lv)逐(zhu)步(bu)降(jiang)低(di),其(qi)原(yuan)因(yin)是(shi)喂(wei)入(ru)量(liang)減(jian)少(shao)後(hou),碾(nian)白(bai)室(shi)內(nei)填(tian)充(chong)係(xi)數(shu)降(jiang)低(di),米(mi)粒(li)在(zai)腔(qiang)內(nei)碰(peng)撞(zhuang)激(ji)烈(lie),且(qie)米(mi)粒(li)在(zai)腔(qiang)內(nei)停(ting)留(liu)時(shi)間(jian)延(yan)長(chang),被(bei)碾(nian)輥(gun)碾(nian)削(xue)機(ji)會(hui)增(zeng)多(duo),導(dao)致(zhi)留(liu)胚(pei)率(lv)降(jiang)低(di);反之喂人量多大時,碾白腔內物料增多,米粒間相互擠壓增多,翻滾不夠,對留胚率和碾白效果都有影響。
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