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雙螺桿擠壓膨化機在水產飼料加工中應用優勢

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雙螺桿擠壓膨化機在水產飼料加工中應用優勢

發布日期:2020-05-31 作者: 點擊:

  雙螺(luo)桿擠壓(ya)膨化機的原料(liao)(liao)適應性更寬、產(chan)品(pin)(pin)適應性更廣、產(chan)品(pin)(pin)內在和外觀質量(liang)更好、同等動力下產(chan)量(liang)更高、熟化均質效果更好、工(gong)藝操作更簡便、易損件磨損更輕、生產(chan)成本更低的諸(zhu)多優勢,讓飼料(liao)(liao)加工(gong)企業(ye)在新建(jian)、擴建(jian)水產(chan)飼料(liao)(liao)及寵物食(shi)品(pin)(pin)等特種飼料(liao)(liao)生產(chan)線(xian)時,有更充(chong)分的理由選擇使用雙螺(luo)桿擠壓(ya)膨化機。

  單(dan)螺(luo)(luo)桿(gan)擠(ji)(ji)(ji)壓(ya)膨(peng)(peng)化(hua)機(ji)結構簡單(dan),通常(chang)采用(yong)皮帶傳動方(fang)式,主軸轉(zhuan)(zhuan)(zhuan)速恒定不可調,其(qi)傳動效率低(di)、工藝操控難度大(da)。單(dan)螺(luo)(luo)桿(gan)擠(ji)(ji)(ji)壓(ya)膨(peng)(peng)化(hua)機(ji)的螺(luo)(luo)桿(gan)由一根軸把各種結構的螺(luo)(luo)桿(gan)單(dan)元連(lian)接(jie)組成。整個螺(luo)(luo)桿(gan)由3段(duan)組成:喂料(liao)(liao)段(duan)、揉合(he)(he)段(duan)或熔融段(duan)和成形段(duan)。物(wu)料(liao)(liao)從喂料(liao)(liao)口進(jin)入機(ji)筒(tong)后,在螺(luo)(luo)桿(gan)中經歷固體輸(shu)送、熔融過(guo)程,使物(wu)料(liao)(liao)從松散狀(zhuang)態轉(zhuan)(zhuan)(zhuan)變成連(lian)續可塑的面團(tuan)狀(zhuang)。雙螺(luo)(luo)桿(gan)擠(ji)(ji)(ji)壓(ya)膨(peng)(peng)化(hua)機(ji)是在單(dan)螺(luo)(luo)桿(gan)擠(ji)(ji)(ji)壓(ya)膨(peng)(peng)化(hua)機(ji)的基礎上發展起(qi)來的,在雙螺(luo)(luo)桿(gan)擠(ji)(ji)(ji)壓(ya)膨(peng)(peng)化(hua)機(ji)的機(ji)筒(tong)中,并排安放兩根螺(luo)(luo)桿(gan),根據(ju)螺(luo)(luo)桿(gan)的相對(dui)位置和按(an)螺(luo)(luo)桿(gan)轉(zhuan)(zhuan)(zhuan)向分為非(fei)嚙(nie)(nie)合(he)(he)同向旋轉(zhuan)(zhuan)(zhuan)、非(fei)嚙(nie)(nie)合(he)(he)相對(dui)旋轉(zhuan)(zhuan)(zhuan)、嚙(nie)(nie)合(he)(he)同向旋轉(zhuan)(zhuan)(zhuan)、嚙(nie)(nie)合(he)(he)相對(dui)旋轉(zhuan)(zhuan)(zhuan)。完全(quan)嚙(nie)(nie)合(he)(he)的同向雙螺(luo)(luo)桿(gan)擠(ji)(ji)(ji)壓(ya)膨(peng)(peng)化(hua)機(ji)則大(da)大(da)改(gai)善了(le)物(wu)料(liao)(liao)的輸(shu)送、泵(beng)出(chu)和混(hun)合(he)(he)特性。

  雙螺(luo)(luo)(luo)桿擠(ji)壓(ya)機的(de)(de)(de)優勢:(1)原(yuan)(yuan)(yuan)料(liao)(liao)(liao)適(shi)應性(xing)(xing)(xing)更(geng)(geng)(geng)廣,可(ke)以(yi)(yi)適(shi)應高(gao)(gao)(gao)粘(zhan)性(xing)(xing)(xing)、低(di)(di)粘(zhan)性(xing)(xing)(xing)、高(gao)(gao)(gao)油脂含量(liang)(liang)(liang)、高(gao)(gao)(gao)水(shui)分或粘(zhan)稠(chou)、多(duo)(duo)(duo)油的(de)(de)(de)、非常濕的(de)(de)(de)和其(qi)他(ta)一(yi)些在(zai)單(dan)螺(luo)(luo)(luo)桿(S S E )中(zhong)會打滑(hua)的(de)(de)(de)原(yuan)(yuan)(yuan)料(liao)(liao)(liao)加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)。(2)對(dui)原(yuan)(yuan)(yuan)料(liao)(liao)(liao)的(de)(de)(de)粒(li)度(du)限制更(geng)(geng)(geng)少(shao),可(ke)以(yi)(yi)適(shi)應粒(li)度(du)很(hen)寬或從微粉料(liao)(liao)(liao)到粗粉料(liao)(liao)(liao)顆粒(li)的(de)(de)(de)原(yuan)(yuan)(yuan)料(liao)(liao)(liao)和單(dan)螺(luo)(luo)(luo)桿加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)特(te)定(ding)(ding)(ding)范圍以(yi)(yi)外粒(li)度(du)的(de)(de)(de)原(yuan)(yuan)(yuan)料(liao)(liao)(liao)加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)。(3)物(wu)(wu)料(liao)(liao)(liao)流在(zai)機筒內(nei)更(geng)(geng)(geng)均(jun)(jun)(jun)勻(yun),可(ke)以(yi)(yi)無論(lun)添加(jia)蒸汽、水(shui)和其(qi)他(ta)輔助(zhu)加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)過(guo)程中(zhong)得(de)(de)(de)到更(geng)(geng)(geng)精確地比(bi)(bi)例并達(da)到實際(ji)需求效果(guo)(guo)。(4)產(chan)(chan)(chan)(chan)品(pin)內(nei)在(zai)和外觀質(zhi)量(liang)(liang)(liang)更(geng)(geng)(geng)好(hao)(hao),可(ke)以(yi)(yi)達(da)到非常好(hao)(hao)的(de)(de)(de)均(jun)(jun)(jun)質(zhi)狀態并使得(de)(de)(de)物(wu)(wu)料(liao)(liao)(liao)分子結(jie)構排布均(jun)(jun)(jun)勻(yun)、在(zai)擠(ji)壓(ya)出(chu)模過(guo)程中(zhong)表面(mian)光(guang)滑(hua)、產(chan)(chan)(chan)(chan)品(pin)顆粒(li)整齊(qi)度(du)高(gao)(gao)(gao)、均(jun)(jun)(jun)勻(yun)性(xing)(xing)(xing)好(hao)(hao)。(5)熟(shu)化(hua)均(jun)(jun)(jun)質(zhi)效果(guo)(guo)更(geng)(geng)(geng)好(hao)(hao),通(tong)常淀粉熟(shu)化(hua)度(du)可(ke)達(da)95% 以(yi)(yi)上使得(de)(de)(de)所(suo)加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)的(de)(de)(de)水(shui)產(chan)(chan)(chan)(chan)飼(si)料(liao)(liao)(liao)能夠(gou)在(zai)水(shui)中(zhong)保持穩(wen)定(ding)(ding)(ding)和產(chan)(chan)(chan)(chan)品(pin)營養成(cheng)(cheng)分不(bu)流失并易于(yu)(yu)(yu)消化(hua)吸收。(6)同等動力下產(chan)(chan)(chan)(chan)量(liang)(liang)(liang)更(geng)(geng)(geng)高(gao)(gao)(gao),良(liang)好(hao)(hao)的(de)(de)(de)混合性(xing)(xing)(xing)能使物(wu)(wu)料(liao)(liao)(liao)得(de)(de)(de)到的(de)(de)(de)熱量(liang)(liang)(liang)及(ji)時(shi)均(jun)(jun)(jun)化(hua),加(jia)快了物(wu)(wu)料(liao)(liao)(liao)的(de)(de)(de)熟(shu)化(hua)程度(du),減少(shao)了料(liao)(liao)(liao)溫(wen)的(de)(de)(de)波(bo)動,提高(gao)(gao)(gao)了擠(ji)壓(ya)膨化(hua)產(chan)(chan)(chan)(chan)品(pin)的(de)(de)(de)產(chan)(chan)(chan)(chan)量(liang)(liang)(liang)。(7)產(chan)(chan)(chan)(chan)品(pin)多(duo)(duo)(duo)樣性(xing)(xing)(xing)和適(shi)應性(xing)(xing)(xing)更(geng)(geng)(geng)寬,可(ke)以(yi)(yi)加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)微粒(li)水(shui)產(chan)(chan)(chan)(chan)飼(si)料(liao)(liao)(liao)、高(gao)(gao)(gao)油配方、高(gao)(gao)(gao)水(shui)分、高(gao)(gao)(gao)粘(zhan)結(jie)性(xing)(xing)(xing)產(chan)(chan)(chan)(chan)品(pin)和多(duo)(duo)(duo)色彩、夾心類(lei)、特(te)殊(shu)形狀的(de)(de)(de)產(chan)(chan)(chan)(chan)品(pin)。(8)工(gong)(gong)(gong)(gong)(gong)(gong)藝(yi)操作更(geng)(geng)(geng)簡便(bian),可(ke)以(yi)(yi)根據加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)產(chan)(chan)(chan)(chan)品(pin)需求調(diao)節主軸(zhou)轉速,由于(yu)(yu)(yu)自(zi)清特(te)點,清理很(hen)方便(bian),每(mei)次加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)后無需拆裝(zhuang)設備。(9)易損件磨(mo)損更(geng)(geng)(geng)輕,通(tong)常一(yi)種錯誤觀念認(ren)為(wei)單(dan)螺(luo)(luo)(luo)桿的(de)(de)(de)磨(mo)損少(shao),實際(ji)上在(zai)雙螺(luo)(luo)(luo)桿擠(ji)壓(ya)過(guo)程中(zhong)由于(yu)(yu)(yu)穩(wen)定(ding)(ding)(ding)的(de)(de)(de)物(wu)(wu)料(liao)(liao)(liao)輸送和物(wu)(wu)料(liao)(liao)(liao)流的(de)(de)(de)特(te)性(xing)(xing)(xing),決定(ding)(ding)(ding)了物(wu)(wu)料(liao)(liao)(liao)對(dui)螺(luo)(luo)(luo)桿和機筒內(nei)套的(de)(de)(de)磨(mo)損要比(bi)(bi)單(dan)螺(luo)(luo)(luo)桿要小,盡管比(bi)(bi)螺(luo)(luo)(luo)桿數量(liang)(liang)(liang)多(duo)(duo)(duo)出(chu)一(yi)套,但其(qi)配件成(cheng)(cheng)本仍比(bi)(bi)單(dan)螺(luo)(luo)(luo)桿低(di)(di)。(10)生產(chan)(chan)(chan)(chan)成(cheng)(cheng)本更(geng)(geng)(geng)低(di)(di),由于(yu)(yu)(yu)雙螺(luo)(luo)(luo)桿機型具有良(liang)好(hao)(hao)的(de)(de)(de)操作穩(wen)定(ding)(ding)(ding)性(xing)(xing)(xing),在(zai)飼(si)料(liao)(liao)(liao)加(jia)工(gong)(gong)(gong)(gong)(gong)(gong)過(guo)程中(zhong)開機費料(liao)(liao)(liao)少(shao)、水(shui)氣浪(lang)費少(shao)、工(gong)(gong)(gong)(gong)(gong)(gong)時(shi)費少(shao)、傳熱效率高(gao)(gao)(gao)、成(cheng)(cheng)品(pin)率高(gao)(gao)(gao)、度(du)電產(chan)(chan)(chan)(chan)量(liang)(liang)(liang)指標高(gao)(gao)(gao),加(jia)上配件成(cheng)(cheng)本也低(di)(di),其(qi)最終生產(chan)(chan)(chan)(chan)成(cheng)(cheng)本相對(dui)于(yu)(yu)(yu)單(dan)螺(luo)(luo)(luo)桿仍要低(di)(di)得(de)(de)(de)多(duo)(duo)(duo)。(文獻來源:汪沐,新飼(si)料(liao)(liao)(liao),2007,(1):37-41. 佚名編輯(ji))


雙螺桿擠壓膨化機在水產飼料加工中應用優勢


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