气门摇杆轴支座零件机械加工工艺及其典型夹具设计
摘要
气门摇杆轴支座是柴油机一个重要零件,是柴油机摇杆座的结合部。本设计在气门摇杆轴支座工艺规程设计过程中,详细的分析了摇杆轴支座的加工工艺,通过工艺方案的比较与分析得到了符合技术要求的工序,形成了机械加工工艺过程卡和机械加工工序卡。并完成了铣削和车削以及钻孔夹具的设计,阐述了定位方案的选择、夹紧方案的确定、夹具体设计,运用AutoCAD完成了此典型夹具的装配图和夹具体的零件图。本设计的加工工艺合理,夹具可行、高效、省力,能满足零件的加工要求,保证其加工质量。
关键词:气门摇杆轴支座;机械加工;加工工艺;典型夹具
Beari
ng Parts Machi
ni
ng Process Valve Rocker Shaft a
nd Its Typical Fixture Desig
n Abstract Valve rocker shaft beari
ng is a
n importa
nt part of the diesel e
ngi
ne,is a combi
natio
n of diesel e
ngi
ne rocker seat.This graduatio
n desig
n i
nvalve rocker shaft beari
ng process desig
n process,a detailed a
nalysis of the process of the rocker shaft beari
ng,meet the tech
nical requireme
nts of the processwas obtai
ned through the compariso
n a
nd a
nalysis of the process,formi
ng a machi
ni
ng process card a
nd machi
ni
ng process card.A
nd fi
nish milli
ng a
nd tur
ni
ng a
nd drilli
ng fixture desig
n,elaborated the localizatio
n scheme selectio
n,clampi
ng scheme,clamp desig
n,AutoCAD is used to complete the assemblydrawi
ng of this typical fixture a
nd clamp parts map specific.Processi
ng tech
nologyof the desig
n is reaso
nable,feasible,high efficie
ncy,labor savi
ng fixture,ca
n meet the processi
ng requireme
nts of parts,e
nsure the machi
ni
ng quality. KeyWords:valve rocker shaft beari
ng; mecha
nical processi
ng; processi
ng tech
nology; typical jig 目录 摘要1 Abstract 2 1绪论3 1.1题目背景和研究意义3 1.2国内外相关研究情况4 1.2.1国内夹具发展史4 1.2.2国外夹具发展史4 1.2.3国内外机床夹具发展现状5 1.3本课题研究的主要内容和拟采用的研究方案5 1.3.1课题研究主要内容5 1.3.2拟采用的研究方案6 2零件的分析7 2.1零件的作用7 2.2零件的结构分析7 2.3零件的工艺分析8 2.4零件的生产类型8 3机械加工工艺规程设计10 3.1确定毛坯的的制造形式10 3.2定位基准的选择10 3.2.1精基准的选择10 3.2.2粗基准的选择11 3.3制定机械加工工艺路线11 3.4工艺方案的比较与分析12 3.5机械加工余量、工序尺寸及毛坯尺寸的确定12 3.6选择加工设备及刀、夹、量具13 3.7确定切削用量及基本工时14 4粗车、半精车、精车Φ32两端面的夹具设计22 4.1车床夹具设计特点22 4.1.1车床夹具的主要类型22 4.1.2车床夹具设计要点22 4.2定位部分设计23 4.2.1问题提出23 4.2.2定位基准的选择23 4.2.3定位元件的设计23 4.3切削力和夹紧力的计算23 4.4夹具设计及简要操作说明23 结论24 参考文献25 致谢26
展开...
ng Parts Machi
ni
ng Process Valve Rocker Shaft a
nd Its Typical Fixture Desig
n Abstract Valve rocker shaft beari
ng is a
n importa
nt part of the diesel e
ngi
ne,is a combi
natio
n of diesel e
ngi
ne rocker seat.This graduatio
n desig
n i
nvalve rocker shaft beari
ng process desig
n process,a detailed a
nalysis of the process of the rocker shaft beari
ng,meet the tech
nical requireme
nts of the processwas obtai
ned through the compariso
n a
nd a
nalysis of the process,formi
ng a machi
ni
ng process card a
nd machi
ni
ng process card.A
nd fi
nish milli
ng a
nd tur
ni
ng a
nd drilli
ng fixture desig
n,elaborated the localizatio
n scheme selectio
n,clampi
ng scheme,clamp desig
n,AutoCAD is used to complete the assemblydrawi
ng of this typical fixture a
nd clamp parts map specific.Processi
ng tech
nologyof the desig
n is reaso
nable,feasible,high efficie
ncy,labor savi
ng fixture,ca
n meet the processi
ng requireme
nts of parts,e
nsure the machi
ni
ng quality. KeyWords:valve rocker shaft beari
ng; mecha
nical processi
ng; processi
ng tech
nology; typical jig 目录 摘要1 Abstract 2 1绪论3 1.1题目背景和研究意义3 1.2国内外相关研究情况4 1.2.1国内夹具发展史4 1.2.2国外夹具发展史4 1.2.3国内外机床夹具发展现状5 1.3本课题研究的主要内容和拟采用的研究方案5 1.3.1课题研究主要内容5 1.3.2拟采用的研究方案6 2零件的分析7 2.1零件的作用7 2.2零件的结构分析7 2.3零件的工艺分析8 2.4零件的生产类型8 3机械加工工艺规程设计10 3.1确定毛坯的的制造形式10 3.2定位基准的选择10 3.2.1精基准的选择10 3.2.2粗基准的选择11 3.3制定机械加工工艺路线11 3.4工艺方案的比较与分析12 3.5机械加工余量、工序尺寸及毛坯尺寸的确定12 3.6选择加工设备及刀、夹、量具13 3.7确定切削用量及基本工时14 4粗车、半精车、精车Φ32两端面的夹具设计22 4.1车床夹具设计特点22 4.1.1车床夹具的主要类型22 4.1.2车床夹具设计要点22 4.2定位部分设计23 4.2.1问题提出23 4.2.2定位基准的选择23 4.2.3定位元件的设计23 4.3切削力和夹紧力的计算23 4.4夹具设计及简要操作说明23 结论24 参考文献25 致谢26
作品编号:
247948
文件大小:
1.86MB
下载积分:
400
文件统计:
doc文件5个,dwg文件4个
文件列表
正在加载...请等待或刷新页面...