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作 者:刘鹏 李敏 隋相军 邢立冉 刘勇 马知行 LIU Peng;LI Min;SUI Xiang-jun;XING Li-ran;LIU Yong;MA Zhi-xing(Tobacco Leaf Redrying Co.,LTD.of Shandong,Zhucheng 262200,China;Hebei Zhongyan Industry Co.,Ltd.,No.1,Shijiazhuang 050000,China)
机构地区:[1]山东烟叶复烤有限公司诸城复烤厂,山东诸城262200 [2]河北中烟工业有限责任公司,河北石家庄050000
出 处:《工业技术创新》2020年第3期46-51,共6页Industrial Technology Innovation
摘 要:为寻求打叶复烤过程中叶片结构的合理控制方法,以打叶机一打框栏和打辊转速为研究对象,试验不同形状、不同尺寸型号的框栏,每种框栏设定三种打辊转速,研究不同框栏形状、不同打辊转速对河北产地烟叶叶片结构指标及片形的影响。研究发现:使用六边形框栏打叶,叶片结构指标和片形改善明显;使用3.0~3.5英寸六边形框栏,烟叶大片率可控制在40%以内,大中片率可控制在80%以上,<2.36mm叶片率可控制在0.5%以内,叶中含梗率可控制在1.2%以内;使用3.5~4.0英寸六边形框栏,片烟形状更趋近于圆形,卷烟制丝整丝率最高。实现了将叶梗分离后叶片结构的指标控制在适宜范围,满足了细支卷烟原料质量稳定性的要求。In order to seek a reasonable control method of the structure of tobacco strip in the process of tobacco threshing and redrying, through the object on the first stage thresher frame and rotating speed of roller, tested are the effect of different shapes of thresher frame under 3 levels of roller speed, to find out the influences for Hebei origin tobacco on the strip structure including relative index by adopting different shapes of frame and rotation speeds of roller. The results show that: when adopting hexagon frame, it would be significant for the improvement of both strip shape and structure indexes;when adopting 3.0~3.5 in. hexagon frame, after threshing, the ratio of large-sized strips could be limited under 40%, the ratio of large-sized and medium-sized strip could be limited over 80%, the ratio of <2.36 mm strip could be limited under 0.5%, and the ratio of stem content in lamina could be limited under 1.2%;when adopting 3.5~4.0 in. hexagon frame, the shape of strip is nearly circular, the silk percentage is the highest. The structure indexes of strip after separating tobacco strips and stems within the usable limits is realized, the quality stability requirements of the raw material for fine cigarette is satisfied.
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