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1、中北大學課程設計說明書圓孔拉刀,矩形花鍵銑刀的設計說明書目錄前言1一.緒論11.1刀具的發(fā)展11.2本課題的研究目的3二.圓孔拉刀的設計41.原始條件和設計要求52.設計步驟52.1選擇拉刀材料52.2拉削方式52.3拉削余量52.4幾何參數(shù)62.5齒升量62.6確定齒距62.7確定同時工作齒數(shù)62.8容屑槽形狀62.9確定容屑系數(shù)62.10確定容屑槽尺寸72.11拉刀的分屑槽形狀及尺寸72.12確定拉刀的齒數(shù)和每齒直徑72.13柄部結構形式及尺寸82.14頸部直徑與長度92.15過渡錐長度92.16前導部直徑長度92.17后導部
2、直徑長度92.18柄部前端到第一齒長度.......................................102.19計算最大切削力.............................................102.20拉床拉力校驗...............................................1017中北大學課程設計說明書2.21拉刀強度校驗...............................................102.22計算校驗拉刀.........
3、......................................112.23確定拉刀技術要求...........................................112.24繪制拉刀工作圖.............................................13三．矩形花鍵銑刀的設計..........................................3.1原始數(shù)據(jù)....................................................3
4、.2設計步驟....................................................3.21齒槽半角...................................................3.22齒頂圓弧中心半角...........................................3.23齒頂寬.....................................................3.24初算齒廓高度..........................
5、......................3.25銑刀寬度....................................................3.26按銑刀寬度最后確定齒廓高度..................................3.27銑刀齒頂圓弧半徑............................................3.28齒頂圓角半徑................................................3.29銑刀前角.............
6、.......................................3.30容屑槽形式.................................................3.31銑刀孔徑...................................................3.32銑刀外徑...................................................3.33銑刀圓周齒數(shù)...........................................
7、....3.34銑刀的后角.................................................3.35鏟削量.....................................................3.36容屑槽圓角半徑.............................................3.37容屑槽深度.................................................3.38容屑槽間角.......................
8、..........................3.39分屑槽尺寸.................................................3.40鍵槽尺寸................................
