柱塞式环模颗粒成型机仿真与试验  

Simulation and experiment on ring die granular forming machine with plungers

作　　者：宁廷州 俞国胜[1] 王青宇[1] 程子洋[1] 陈忠加[1] 周莹[1] 

机构地区：[1]北京林业大学工学院,北京100083

出　　处：《饲料工业》2016年第5期5-8,共4页Feed Industry

基　　金：国家"十二五"科技支撑计划项目‘轻便低能耗可移动生物质燃料成型系统研发’[2012BAD30B0205]

摘　　要：基于工程设计软件Solid Works建立了柱塞式环模颗粒成型机成型机构三维实体模型,采用内置插件Motion对该成型机成型机构进行了运动轨迹仿真分析,探索该成型机结构设计的合理性,寻求较优环模模孔开口锥度,仿真结果表明,环模模孔开口锥度以60°为佳。同时,以木屑为原料进行了生物质物料成型试验,测试了该成型机的各项试验指标。试验结果表明:该成型机的生产率为250 kg/h,能耗为43.2 k W·h/t,成型颗粒密度为1.2 g/cm^3,成型颗粒直径为8 mm,成型率为95%,工作噪声为85 db,各项指标均达到设计要求,实现了连续稳定生产。Forming mechanisms of the ring die granular forming machine with plungers were modeled, assembled and simulated by SolidWorks Motion, simulation results showed that the opening taper of the ring die die hole is advisable when it＇s 60°. Sawdust was used as raw material for the biomass material forming test, experimental results showed that the productivity of the forming machine is 250 t/h, energy consumption is 43.2 kW. h/t, density of forming grain is 1.2 g/cm3, diameter of forming grain is 8 mm, forming rate is 95%, and working noise is 85 db. All the indexes meet the design requirements, and realize continuous and stable production.

关 键 词：生物质 成型机 开口锥度 仿真 能耗 

分 类 号：S816.34[农业科学—饲料科学]