摘要
内容摘要:
在生产过程中,使生产对象(原材料,毛坯,零件或总成等)的质和量的状态发生直接变化的过程叫工艺过程,如毛坯制造,机械加工,热处理,装配等都称之为工艺过程。在制定工艺过程中,要确定各工序的安装工位和该工序需要的工步,加工该工序的机车及机床的进给量,切削深度,主轴转速和切削速度,该工序的夹具,刀具及量具,还有走刀次数和走刀长度,最后计算该工序的基本时间,辅助时间和工作地服务时间。
关键词:
变速箱体、工艺规程、夹具设计。
Abstract
E
nable produci
ng the target i
n process of productio
n (raw materials, the bla
nk , state of quality a
nd qua
ntity o
n part become always ) take place direct course of cha
nge ask craft course, if the bla
nk is made, machi
ni
ng, heat treatme
nt , assemble etc. a
nd call it the craft course. I
n the course of maki
ng the craft , is it co
nfirm every erector locatio
n a
nd worker step that process
need this of process to wa
nt, the locomotive of processi
ng , this process , a
nd the e
nteri
ng the givi
ng amou
nt of the lathe, cut depth , the rotatio
nal speed of the mai
n shaft a
nd speed of cutti
ng, the jig of this process, the cutter a
nd measuri
ng tool, a o
ne hu
ndred sheets of
number of times still leaves a
nd a o
ne hu
ndred sheets of le
ngth leaves, calculate basic time of this process , auxiliary time a
nd service time of place of worki
ng fi
nally. Keyword: Gear box casi
ng Tech
nical i
nstructio
n Fixture desig
n 目录 摘要1 Abstract 2 第1章绪论5 第2章零件工艺的分析6 2.1零件的工艺分析6 2.2确定毛坯的制造形式6 2.3箱体零件的结构工艺性6 第3章拟定箱体加工的工艺路线7 3.1定位基准的选择7 3.1.1精基准的选择7 3.1.2粗基准的选择7 3.2加工路线的拟定7 第4章机械加工余量,工序尺寸及毛坯尺寸的确定9 4.1主要平面加工的工序尺寸及加工余量: 9 4.2加工的工序尺寸及加工余量: 9 第5章确定切削用量及基本工时10 5.1.工序5粗精铣顶面10 5.2工序6钻孔10 5.3工序7粗铣两侧窗口及凸台面11 5.4工序8粗铣前后端面12 5.5工序9钻3-Φ30mm孔13 5.6工序10粗铣法兰内凸台表面14 5.7工序11精铣15 5.8工序12精铣两侧面16 5.9工序13粗镗17 5.10工序14粗镗18 5.11工序15粗镗18 5.12工序16钻孔19 5.13工序17精镗20 5.14工序18精镗21 5.15工序19精镗22 5.16工序20钻孔23 5.17工序21钻孔24 5.18工序22攻钻顶面孔25 第6章专用夹具的设计27 6.1镗孔夹具27 6.2粗铣前后端面夹具设计29 6.2.1定位基准的选择29 6.2.2定位元件的设计29 6.2.3定位误差分析30 6.2.4铣削力与夹紧力计算31 6.2.5夹紧装置及夹具体设计31 6.2.6夹具设计及操作的简要说明32 参考文献33 致谢34
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nable produci
ng the target i
n process of productio
n (raw materials, the bla
nk , state of quality a
nd qua
ntity o
n part become always ) take place direct course of cha
nge ask craft course, if the bla
nk is made, machi
ni
ng, heat treatme
nt , assemble etc. a
nd call it the craft course. I
n the course of maki
ng the craft , is it co
nfirm every erector locatio
n a
nd worker step that process
need this of process to wa
nt, the locomotive of processi
ng , this process , a
nd the e
nteri
ng the givi
ng amou
nt of the lathe, cut depth , the rotatio
nal speed of the mai
n shaft a
nd speed of cutti
ng, the jig of this process, the cutter a
nd measuri
ng tool, a o
ne hu
ndred sheets of
number of times still leaves a
nd a o
ne hu
ndred sheets of le
ngth leaves, calculate basic time of this process , auxiliary time a
nd service time of place of worki
ng fi
nally. Keyword: Gear box casi
ng Tech
nical i
nstructio
n Fixture desig
n 目录 摘要1 Abstract 2 第1章绪论5 第2章零件工艺的分析6 2.1零件的工艺分析6 2.2确定毛坯的制造形式6 2.3箱体零件的结构工艺性6 第3章拟定箱体加工的工艺路线7 3.1定位基准的选择7 3.1.1精基准的选择7 3.1.2粗基准的选择7 3.2加工路线的拟定7 第4章机械加工余量,工序尺寸及毛坯尺寸的确定9 4.1主要平面加工的工序尺寸及加工余量: 9 4.2加工的工序尺寸及加工余量: 9 第5章确定切削用量及基本工时10 5.1.工序5粗精铣顶面10 5.2工序6钻孔10 5.3工序7粗铣两侧窗口及凸台面11 5.4工序8粗铣前后端面12 5.5工序9钻3-Φ30mm孔13 5.6工序10粗铣法兰内凸台表面14 5.7工序11精铣15 5.8工序12精铣两侧面16 5.9工序13粗镗17 5.10工序14粗镗18 5.11工序15粗镗18 5.12工序16钻孔19 5.13工序17精镗20 5.14工序18精镗21 5.15工序19精镗22 5.16工序20钻孔23 5.17工序21钻孔24 5.18工序22攻钻顶面孔25 第6章专用夹具的设计27 6.1镗孔夹具27 6.2粗铣前后端面夹具设计29 6.2.1定位基准的选择29 6.2.2定位元件的设计29 6.2.3定位误差分析30 6.2.4铣削力与夹紧力计算31 6.2.5夹紧装置及夹具体设计31 6.2.6夹具设计及操作的简要说明32 参考文献33 致谢34
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