文档介绍：充值下载即送 CAD 图纸, QQ 36396305 摘要摘要:本文完成了 MG400 /930 一WD电牵引采煤机的整机外形的布局设计,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;行星轮减速器充值下载即送 CAD 图纸, QQ 36396305 ABSTRACT Abstract: This pleted a MG400/930 WD 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 pleting 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 ary reducer, 、 and the second-stage ary reducer almost all parts of the assembly . 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 ary reducer design calculation, the second-stage ary 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 ; ary gear reducer 充值下载即送 CAD 图纸, QQ 36396305 目录一般设计部分 1 综述......................................................................................................................................... 1 对设计题目的分析...........................................................