刀具课程设计---圆孔拉刀,矩形花键铣刀的设计说明书

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1、中北大学课程设计说明书圆孔拉刀,矩形花键铣刀的设计说明书目录前言1一.绪论11.1刀具的发展11.2本课题的研究目的3二.圆孔拉刀的设计41.原始条件和设计要求52.设计步骤52.1选择拉刀材料52.2拉削方式52.3拉削余量52.4几何参数62.5齿升量62.6确定齿距62.7确定同时工作齿数62.8容屑槽形状62.9确定容屑系数62.10确定容屑槽尺寸72.11拉刀的分屑槽形状及尺寸72.12确定拉刀的齿数和每齿直径72.13柄部结构形式及尺寸82.14颈部直径与长度92.15过渡锥长度92.16前导部直径长度92.17后导部

2、直径长度92.18柄部前端到第一齿长度.......................................102.19计算最大切削力.............................................102.20拉床拉力校验...............................................1017中北大学课程设计说明书2.21拉刀强度校验...............................................102.22计算校验拉刀.........

3、......................................112.23确定拉刀技术要求...........................................112.24绘制拉刀工作图.............................................13三．矩形花键铣刀的设计..........................................3.1原始数据....................................................3

4、.2设计步骤....................................................3.21齿槽半角...................................................3.22齿顶圆弧中心半角...........................................3.23齿顶宽.....................................................3.24初算齿廓高度..........................

5、......................3.25铣刀宽度....................................................3.26按铣刀宽度最后确定齿廓高度..................................3.27铣刀齿顶圆弧半径............................................3.28齿顶圆角半径................................................3.29铣刀前角.............

6、.......................................3.30容屑槽形式.................................................3.31铣刀孔径...................................................3.32铣刀外径...................................................3.33铣刀圆周齿数...........................................

7、....3.34铣刀的后角.................................................3.35铲削量.....................................................3.36容屑槽圆角半径.............................................3.37容屑槽深度.................................................3.38容屑槽间角.......................

8、..........................3.39分屑槽尺寸.................................................3.40键槽尺寸................................