法兰盘的加工工艺及钻4XM5夹具设计
摘要
法兰盘零件加工工艺及钻床夹具设计是包括零件加工的工艺设计、工序设计以及专用夹具的设计三部分。在工艺设计中要首先对零件进行分析,了解零件的工艺再设计出毛坯的结构,并选择好零件的加工基准,设计出零件的工艺路线;接着对零件各个工步的工序进行尺寸计算,关键是决定出各个工序的工艺装备及切削用量;然后进行专用夹具的设计,选择设计出夹具的各个组成部件,如定位元件、夹紧元件、引导元件、夹具体与机床的连接部件以及其它部件;计算出夹具定位时产生的定位误差,分析夹具结构的合理性与不足之处,并在以后设计中注意改进。
关键词:工艺,工序,切削用量,夹紧,定位,误差
Abstract
Fla
nge parts processi
ng tech
nology a
nd drilli
ng fixture desig
n, i
ncludi
ng parts processi
ng process desig
n, process desig
n a
nd the desig
n of special fixture three parts. I
n the process of desig
n should first u
ndersta
nd the a
nalysis of parts, parts of the process to desig
n a bla
nk structure, a
nd choose the good compo
ne
nts the processi
ng datum, desig
ns the process routes of the parts; the
n the parts of each labor step process size calculatio
n, is the key to decide the craft equipme
nt a
nd the cutti
ng process of thevarious desig
n parameters; the
n a special fixture, the fixture selectio
n for thevarious compo
ne
nts of the desig
n, such as co
n
necti
ng parts positio
ni
ng eleme
nts a
nd clampi
ng eleme
nts, guide eleme
nt, fixture a
nd machi
ne tool a
nd other compo
ne
nts; positio
ni
ng error is calculatedwhe
n the fixture, a
nalysis the ratio
nality a
nd shortcomi
ng of fixture structure, improve a
nd desig
n i
n later. Keywords: process, process, cutti
ng parameters, clampi
ng, positio
ni
ng, error 目录 摘要II 目录III 第1章序言1 第2章零件的分析2 2.1零件的形状2 2.2零件的工艺分析2 第3章工艺规程设计3 3.1确定毛坯的制造形式3 3.2基面的选择3 3.3制定工艺路线4 3.3.1工艺路线方案一4 3.3.2工艺路线方案二5 3.3.3工艺方案的比较与分析5 3.4选择加工设备和工艺装备6 3.4.1机床选用6 3.4.2选择刀具6 3.4.3选择量具7 3.5机械加工余量、工序尺寸及毛坯尺寸的确定7 3.6确定切削用量及基本工时8 第4章钻4XM5夹具设计18 4.1设计要求18 4.2夹具设计20 4.2.1定位基准的选择20 4.2.2切削力及夹紧力的计算20 4.3定位误差的分析21 4.4钻套、衬套、钻模板设计与选用21 4.5夹具设计及操作的简要说明22 结论23 参考文献24 致谢26
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nge parts processi
ng tech
nology a
nd drilli
ng fixture desig
n, i
ncludi
ng parts processi
ng process desig
n, process desig
n a
nd the desig
n of special fixture three parts. I
n the process of desig
n should first u
ndersta
nd the a
nalysis of parts, parts of the process to desig
n a bla
nk structure, a
nd choose the good compo
ne
nts the processi
ng datum, desig
ns the process routes of the parts; the
n the parts of each labor step process size calculatio
n, is the key to decide the craft equipme
nt a
nd the cutti
ng process of thevarious desig
n parameters; the
n a special fixture, the fixture selectio
n for thevarious compo
ne
nts of the desig
n, such as co
n
necti
ng parts positio
ni
ng eleme
nts a
nd clampi
ng eleme
nts, guide eleme
nt, fixture a
nd machi
ne tool a
nd other compo
ne
nts; positio
ni
ng error is calculatedwhe
n the fixture, a
nalysis the ratio
nality a
nd shortcomi
ng of fixture structure, improve a
nd desig
n i
n later. Keywords: process, process, cutti
ng parameters, clampi
ng, positio
ni
ng, error 目录 摘要II 目录III 第1章序言1 第2章零件的分析2 2.1零件的形状2 2.2零件的工艺分析2 第3章工艺规程设计3 3.1确定毛坯的制造形式3 3.2基面的选择3 3.3制定工艺路线4 3.3.1工艺路线方案一4 3.3.2工艺路线方案二5 3.3.3工艺方案的比较与分析5 3.4选择加工设备和工艺装备6 3.4.1机床选用6 3.4.2选择刀具6 3.4.3选择量具7 3.5机械加工余量、工序尺寸及毛坯尺寸的确定7 3.6确定切削用量及基本工时8 第4章钻4XM5夹具设计18 4.1设计要求18 4.2夹具设计20 4.2.1定位基准的选择20 4.2.2切削力及夹紧力的计算20 4.3定位误差的分析21 4.4钻套、衬套、钻模板设计与选用21 4.5夹具设计及操作的简要说明22 结论23 参考文献24 致谢26
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