摘要
本设计专用夹具的设计蜗轮减速器箱体零件加工过程的基础上。主要加工部位是平面和孔加工。在一般情况下,确保比保证精密加工孔很容易。因此,设计遵循的原则是先加工面后加工孔表面。孔加工平面分明显的阶段性保证粗加工和加工精度加工孔。通过底面作一个良好的基础过程的基矗主要的流程安排是支持在定位孔过程第一个,然后进行平面和孔定位技术支持上加工孔。在随后的步骤中,除了被定位在平面和孔的加工工艺及其他孔单独过程。整个过程是一个组合的选择工具。专用夹具夹具的选择,有自锁机构,因此,对于大批量,更高的生产力,满足设计要求。
关键词:蜗轮减速器箱体类零件;工艺;夹具;
ABSTRACT
Fou
ndatio
n desig
n of body parts processi
ng process the desig
n of special fixture. The mai
n processi
ng parts processi
ng pla
ne a
nd holes. I
n ge
neral, e
nsure easy to guara
ntee precisio
n machi
ni
ng holes tha
n. Therefore, the desig
n pri
nciple is first machi
ned surface after machi
ni
ng hole surface. Periodic hole machi
ni
ng pla
ne is obvious that rough machi
ni
ng a
nd machi
ni
ng precisio
n machi
ni
ng hole. A good fou
ndatio
n o
n the bottom surface of the process. The mai
n process is supported i
n the positio
ni
ng hole process first, a
nd the
n the processi
ng hole pla
ne a
nd the hole positio
ni
ng tech
nology support. I
n a subseque
nt step, i
n additio
n to processi
ng tech
nology are positio
ned i
n the pla
ne a
nd the other hole hole a
nd separate process. The whole process is a combi
natio
n of the selectio
n tool. Special fixture fixture selectio
n, a self-locki
ng mecha
nism, therefore, for large qua
ntities, higher productivity, meet the desig
n requireme
nts. Keywords: box type parts; tech
nology; fixture; 目录 摘要I ABSTRACT II 1加工工艺规程设计1 1.1零件的分析1 1.1.1零件的作用1 1.1.2零件的工艺分析1 1.2蜗轮减速器箱体加工措施2 1.2.1孔和平面的加工顺序2 1.2.2孔系加工方案选择2 1.3蜗轮减速器箱体加工定位基准的选择3 1.3.1粗基准的选择3 1.3.2精基准的选择3 1.4蜗轮减速器箱体加工主要工序安排3 1.5机械加工余量、工序及毛坯的确定6 1.6确定切削用量及基本工时(机动时间) 6 1.7时间定额计算及生产安排22 2镗185-70孔夹具设计27 2.1研究原始质料27 2.2定位、夹紧方案的选择27 2.3切削力及夹紧力的计算27 2.4误差分析与计算29 2.5定位销选用30 2.6夹具设计及操作的简要说明30 总结31 参考文献32 致谢33
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ndatio
n desig
n of body parts processi
ng process the desig
n of special fixture. The mai
n processi
ng parts processi
ng pla
ne a
nd holes. I
n ge
neral, e
nsure easy to guara
ntee precisio
n machi
ni
ng holes tha
n. Therefore, the desig
n pri
nciple is first machi
ned surface after machi
ni
ng hole surface. Periodic hole machi
ni
ng pla
ne is obvious that rough machi
ni
ng a
nd machi
ni
ng precisio
n machi
ni
ng hole. A good fou
ndatio
n o
n the bottom surface of the process. The mai
n process is supported i
n the positio
ni
ng hole process first, a
nd the
n the processi
ng hole pla
ne a
nd the hole positio
ni
ng tech
nology support. I
n a subseque
nt step, i
n additio
n to processi
ng tech
nology are positio
ned i
n the pla
ne a
nd the other hole hole a
nd separate process. The whole process is a combi
natio
n of the selectio
n tool. Special fixture fixture selectio
n, a self-locki
ng mecha
nism, therefore, for large qua
ntities, higher productivity, meet the desig
n requireme
nts. Keywords: box type parts; tech
nology; fixture; 目录 摘要I ABSTRACT II 1加工工艺规程设计1 1.1零件的分析1 1.1.1零件的作用1 1.1.2零件的工艺分析1 1.2蜗轮减速器箱体加工措施2 1.2.1孔和平面的加工顺序2 1.2.2孔系加工方案选择2 1.3蜗轮减速器箱体加工定位基准的选择3 1.3.1粗基准的选择3 1.3.2精基准的选择3 1.4蜗轮减速器箱体加工主要工序安排3 1.5机械加工余量、工序及毛坯的确定6 1.6确定切削用量及基本工时(机动时间) 6 1.7时间定额计算及生产安排22 2镗185-70孔夹具设计27 2.1研究原始质料27 2.2定位、夹紧方案的选择27 2.3切削力及夹紧力的计算27 2.4误差分析与计算29 2.5定位销选用30 2.6夹具设计及操作的简要说明30 总结31 参考文献32 致谢33
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151052
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