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ID:9525837
大小:121.00 KB
页数:33页
时间:2018-05-02
《关于毕业设计(论文)》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、关于毕业设计(论文)关于毕业设计(论文)_多工位飞锤钻孔专用机床设计导读:速螺旋夹紧机构。减少了装卸零件所用时间,提高了生产效率。本文从企业实际需求出发。在全面分析被加工零件的结构特点、尺寸精度、被加工孔相互之间位置精度、表面粗糙度和技术要求的基础上,指出采用现有设备不仅工人劳动强度大,生产率低,而且零件加工精度难以保证。根据实际需要,研制出了4孔单工位组合钻床。按上述设计方.本科毕业论文R801飞锤的4孔组合钻床设计ThedesignantionofabinationdrillingmachineforR801f
2、lyin,而在原普通钻床上加工此工件,加工循环时间平均需要15分钟,生产率提高了4.6倍。关键词:组合钻床主轴箱夹具设计传动设计ThemeaningofthedesignationofabinationdrillingmachineforR801flyents,thisarticlepointsoutthattheexistingequipmentsusedtomanufactureayresultinloachine.Throughanalysisandparison,thearticlehasdetermine
3、dthebestprojectofthestructureandthedispositionofthe4holesbinationdrillingmachine.Accordingtotheprincipleofstandardization,generalizationandserializationinmachinedesign,thearticleoffersthemasterdesignofthedrillingmachine,theprocessdra,theconnectiondimensionaldr
4、aachineandthecalculatingcardofproductivity.Insomekeypartsofthedrillingmachine,therearecertainneultaneouslyonthedrillingmachine,inadditiontodispersivearrangementofholeposition,the4holesdrillingprogramcannotbepletedinconventionalissionsystemof4holedrillingmachin
5、eareusedsomeneentofholeposition,achineisappliedafastspiralpinchmachineryeconsumedinloadingandunloadingentalresultoftheneachineispared,therearefolloinentadvantages:1.Improvingachineusuallyreachesto2﹪becau56关于毕业设计(论文)_多工位飞锤钻孔专用机床设计(2)导读:????????11.2.1组合机床的由来????
6、?????????????????11.2.2组合机床技术装备现状与发展趋势?????????????11.3本文研究的主要内容????????????????????22.14孔单工位组合钻床工艺方案的制定?????????????32.24孔组合钻床配置型式及结构方案的确定???????????32.3主要参数的计算??????????????????????42.3.1确定seofitsmultistepachinemayreachto0.Thisisbecausetheultitoolislimitedac
7、hinereallymeetstherequirementof“smallinvolume,lightinpleinstructure,convenientinuse,highinefficiencyandexcellentinquality.”Thistypeofdrillingmachinereducesthelaborstrengthlargelyandbringsenterpriseshugeeconomicbenefits,either.2.EnhancingproductivityIftheachine
8、,theauxiliarytimeeitedin.Ontheotherhand,iftheachine,itseinonanaverage,theproductivityes.Key、切削功率P???????????52.4组合机床总体设计?????????????????????52.4.1被加工零件工序图????????????????????62.4.
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