资源描述:
《专业英语(英译汉)》由会员上传分享,免费在线阅读,更多相关内容在工程资料-天天文库。
1、Highspeedprocessingtechnology,anadvancedandpracticalmanufacturingtechnology,isbecomingthemainstreaminmanufacturingindustry.高速加工技术,一种先进以及实用的制造技术,逐渐成为制造业的主流。Withuniqueadvantages,itacquirestheworldwideattentionandgetsstrongervitalityandbroaderapplicationprospect.它吸引全世界的广泛关注,并得到更加强大的生命力和广阔的应用前
2、景cBecauseoftheveryhighspeedofthespindle,eventinydynamicunbalancewillcausehugecentrifugalforceandinducevibrationofthespindle,whichwillsubsequentlyinfluencethereliability,theservicelife,theworkingaccuracy,etc.ofthemachinetool.由于主轴的高速旋转,以至于微小的动态不平衡都会导致巨大的离心力和引起主轴的振动,这些都将随后影响机床的可靠性,使用寿命,工作精度等T
3、herefore,dynamicbalanceisanessentialproblemthatmustbesolvedinthemanufacturingprocessofhighspeed,highaccuracyCNC(computernumericalcontrol)machinetool.因此动态平衡问题是髙精度CNC(计算机数控系统)机床在高速旋转的制造加丄过程中必须要解决的一个基本问题。Thequalityofdynamicbalancewilldirectlydeterminetheworkperformanceandservicelifeofthehighs
4、peedmachinetool,andgreatlyinfluenceitsquality.动态平衡的质量将直接决定产品的性能,高速机床的实用寿命,对质量有着巨大的影响、Avoidingfrequentlyturningonandoffthemachinetoadjustweights,thetechnologyofonlinedynamicbalanceonmachinetoolspindlealsohasadvantagesinimprovingbalanceefficiencyandaccuracyaswellasproducingautomaticbalanceon
5、imbalanceaccordingtothechangeofworkingcondition.避免频繁的开关机器来调整权值,应用在机床主轴上的动态平衡计算机技术在提高平衡效率,精度以及根据工作环境的改变情况而调整生产的自动平衡方面都有着自身的优势。Therefore,thetechnologyisincomparableandhasbecomethefirstchoiceinhighspeedandhighaccuracyCNCmachinetoolmanufacturingcente匚因此,这项技术是无与伦比的,以成为高速、高精度的数控机床制造屮心的首选。Thisthe
6、sisisbasedonthespindlesystemdynamicsandtherelatedtheoryandaimedtorealizethepreciselyonlinedynamicbalanceofhighspeedmachinetoolspindlesystem.木文基于主轴动态系统以及相关理论,旨在实现高速机床的主轴系统的精确的在线动平衡。Theauthorcarriedouttheresearchonthefollowingkeyproblems:thedynamicsmodelingandsimulationofthespindlesystem,the
7、extractingofunbalancevibrationsignal,thedevelopmentofbuilt-inonlinedynamicbalancedeviceanditscontrolsystem,theanalysisofexperimentaleffectanderror,theapplicationofdouble-faceonlinedynamicbalanceonflexiblespindle,etc.Themaincontentsofthethesisasfollows:主要对以下关键问