立式環模秸稈顆粒機的環模被驅動而反轉,物料進入環模內的限製區,其內有2~3個壓輥(一個壓輥構成一個限製),yinweihuanmoxuanzhuanjiangwuliaozhuanrumogunzhijian,zhelianggexuanzhuanjianduisiliaofashengjilierounie,erbeijiruyamokongnei,chengxingdekeliwaiji,jichumokonghouchengyuanzhuxing,zuizhongbeigudingqiedaoqieduanchengkelisiliaozaihuanmokelijizhiliguochengzhong,fenliaozaixianzhiquneididiandefangweibuyiyang,qishouyagundeyajin 力亦是不一樣的。它可劃分為4個區,即供料區、壓緊區、揉捏區和成形區。供料區:
物料根本不受機械外力,它處於天然鬆懈狀況,但它受環模圈反轉而產 生離心力影響,使粉料緊貼在環模內圈上。
壓緊區:
genzhemogundexuanzhuan,wuliaojinruyajinqu,zaiciquyunei,shoumogunderouniexiaoguo,fenlizhijianfashengxiangduiyidong,kongxizhubujianxiao。genzhewuliaoxiangqianyidongsududejiasu,ji 壓力逐步添加,孔隙更小,但粉粒根本上還未變形
揉捏區:
在zai揉rou捏nie區qu內nei,模mo輥gun空kong隙xi變bian小xiao,揉rou捏nie力li急ji劇ju增zeng大da,粉fen粒li進jin一yi步bu靠kao緊jin和he鑲xiang嵌qian,粉fen粒li間jian的de接jie觸chu麵mian增zeng大da和he聯lian合he增zeng強qiang,粉fen粒li發fa生sheng變bian形xing,並bing發fa生sheng了le較jiao好hao的de聯lian 結,一起將壓緊粉體向模孔擠去。通過模孔一段長度的飽壓構成顆粒機顆粒飼料。 這一區段物料將發生彈性、塑性組合變形,壓出後的物料密度到達 0.8-1.4g/cm3左右。
成形區:
在環模kongneiyichongmanleyibeiyashichengxingderanliaokelizhuti,zaimokongneiceyoubuduanchengshouxinjirudefenliao,shisiliaozhutixiangwaicetuiyi,paichumokongzheshirounieliyoubiyaozhanshengmokong 內料柱摩擦力的總和。物料在模輥滾動效果下限製成顆粒有兩個條件:一是模輥要把物料攫入變形口,二是壓輥對物料揉捏力要大於模孔內料柱的摩擦阻力。
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