煤泥烘干机筒体设计.docVIP

煤泥烘干机筒体部分设计 专业：机械设计制造及其制动化 学号：7011207088 姓名：刘强 指导老师：邱水才 摘要：随着社会的进步，经济的发展，煤炭工业也得到了蓬勃发展，由于烘干机在煤炭工业中有着广泛的用途，进而社会对烘干机的需求越来越多，规格也越来越大。 烘干，是指用某种方式去除溶剂保留固体含量的工艺过程。通常是指通入热空气将物料中水分蒸发并带走的过程。掺加少量的黄土制成煤砖和蜂窝煤。热能利用率高，干燥均匀，清理物料次数少，维修方便Cylinder Abstract：With the social progress,?economic development,?the coal?industry has?been booming, due to?the dryer?in the coal?industry?has a?wide range of uses, and then?the community needs more and more?of the dryer, the specification?is also growing?. Drying, refer to?a?way of removing the?solvent?process?to retain?solids content. Usually refer to?the material?pass into the?hot air?and?take?in?the process of evaporation.?Water?slurry?after drying?significantly reduced?after?adding?a small amount of?loess?and?briquettes?made ??from?coal bricks. Dryer mainly by general transmission [Electric – Hardened reducer – Coupling – slow drive ], cylinder?assembly, supporting device, roller?device, transmission?pair, lubrication system, feeding device and guard?against?bulk, discharge device, spray device, zero-emission devices and other components. At present, equipment used in industrial drying?machine?drying, tunnel?drying?machine, tumble dryer, cardboard?drying?machine, tumble dryer?in which?the high?thermal efficiency, uniform drying, cleaning?materials number of small, convenient maintenance. But there are still?low?thermal efficiency,?low production, poor quality,?and?energy?but also?the disadvantages. Kyeword: Dryer, Slime of coal, Drying 前 言 烘干设备是一种量大面广,品种繁多的机械产品,烘干机用途可广泛应用于煤炭行业煤泥、原煤、浮选精煤、烘干精煤等物料的干燥；建筑行业高煤矿渣、粘土、澎润土、石灰石、沙子、石英石等物料的干燥；选矿行业各种金属精矿、废渣、尾矿等物料的干燥；化工行业非热敏性物料的干燥等领域的广泛运用。内和国外的发展都很快，尤其是转筒式烘干机，它结构简单，运行可靠，烘干和造球效果好，目前应用最广泛。 当今世界的主题是“节能减排，低碳环保”。煤泥烘干机的运用和推广正符合了这一宗旨。我国是个产煤大国，但我国也是世界人口最多的国家，对于能源的合理利用更是迫在眉睫。煤泥的烘干是节约能源，坚持可持续化道路的必要措施。筒烘干机，也叫转筒干燥机。它广泛应用于建材、冶金、化工、水泥工业烘干矿渣、粘土等物料。该机主要由回转体、扬料板、传动装置、支撑装置及密封圈等部件组成。回转体、扬料板1章 煤泥烘干机概述及总体方案确定 §1.1 国内外煤泥烘干机技术特点 §1.1.1 国外煤泥烘干机技术特点 1. 筒体和滚圈的结构 筒体采用普通中厚钢板弯卷焊接，滚圈采用整体低碳钢锻造，筒体和滚圈间的固接采用整体焊接。该结构克服了老式烘干机用楔铁固定的滚圈易产生松动并