MG500／1200一3.3D电牵引采煤机毕业设计说明书.docx

摘 要
摘要：本文完成了MG500／，介绍了采煤机的类型和工作原理，以及目前国内采煤机的现状和发展趋势，从左摇臂、左牵引部、左行走部、左电器控制箱、右电器控制箱、右行走箱、右牵引部、右摇臂的具体布局到各次的特点都有所涉及；重点完成了采煤机摇臂的设计计算，包括摇臂壳体以及壳体内一轴、第一级惰轮组、二轴、第二级惰轮组、第三级惰轮组、中心轮组、第一级行星减速器、第二级行星减速器几乎所有零部件的装配关系，各轴的转速计算，功率的传递计算，第一级 圆柱直齿齿轮减速器的设计计算，第二级圆柱直齿齿轮减速器的设计计算，第一级行星减速器的设计计算，第二级行星减速器的设计计算，各轴的设计以及校核，所有轴承支撑处轴承的选择校核、花键连接处花键的选用以及校核。
关键词： 采煤机； 电牵引； 摇臂； 行星轮减速器
ABSTRACT
Abstract:This paper completed a MG500/ Electric Traction Shearer of equipment configuration for the layout .Shearer introduced the type and principle,and the current domestic Shearer's current situation and development trend .From The left arm、left traction Department、 the Department of left running,、the electrical control box on the left and right electrical control box,、dextral box、 and the right of traction 、right arm to the specific layout of the features have been covered，shearer will focus on completing the design of the Rocker which including Shell and Shell within one axis,、the first-round group inert、 two-axis,、the second-round group inert、 the third-round group inert,、the center round group、first-class planetary reducer,、and the second-stage planetary reducer almost all parts of the shaft speed and power transmission are calculated importont .First-class Spur Gear reducer design calculation, the second-straight cylindrical gear reducer design, first-class planetary reducer design calculation, the second-stage planetary reducer design, the design of the shaft and Verification, Bearing all the support bearings choice Department Verification, Key spent connecting Department spent Key Selection and Verification.
Keywords： seam； shearer； electrical haulage； Rocker； Planetary gear reducer
目录
摘 要 I
ABSTRACT II
第一章 综述 1
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. 设计思路的提出 1
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、行走部电机的选用 3
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