产品设计 课程设计说明书 设 计 题 目 ： 洗 衣 机 设 计 工 程 机 械 学 院 工 业 设 计 25010801 班 设 计 者 ： 王 璐 希 杨 兵 兵 魏 马 丁 **** ： *** 2011 长安大学Chang’An University 2 目 录 一． 市场调查 1
洗衣机概述···············································第 3 页 2
洗衣机的分类·············································第 3 页 3
按洗衣原理分类，不同类型洗衣机比较·······················第 3 页 4
用户选购·················································第 5 页 二． 设计分析 1
洗衣机功能分析··········································第 6 页 （1）利用黑箱法确定总功能 （2）逆推法建立洗衣机功能树 （3）绘制功能结构图 2
根据功能树，求各个功能元解······························第 13 页 3
原理方案组合············································第 15 页 三、评价筛选 1
功能元的解的筛选·········································第 17 页 2
方案组合·················································第 21 页 3
方案筛选·················································第 23 页 （1）评价目标权重计算 （2）建立洗衣机
