航空薄壁加工卷轧整形机械的整形辊动力学特性研究

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中图分类号：V214.4 文献标志码：A 文章编号：1671-5276（2025）06-0105-05

Abstract：Forefectivevibrationreductionoptimizationdesignof mechanical systems，astudywasconductedonthedynamic performanceofaviation thin-walledmachiningrollingandshapingmachineryintermsofvibrationtransmission.Thisarticle presentsthestructuraldesignofaviationthin-walledprocessing rollngandshaping machinery，followedbydynamic characteristic simulationanalysis usingfiniteelementsoftware，obtaining modalsuperposition methodandvibration transmision characteristicaalysis.Bycomparison，theoveralldynamiccharacteristicsoftheaviationthin-walldprocesingrolligand shapingmachinerycanbedetermined，anddynamicresultsanalysiscanbeconductedonother mechanicalcomponentsand diferent positionsof theextensionarm.Theresultsindicatethat theaviation thin-walledprocessingrollngandshaping machinery should avoid longitudinal vibration at 55Hz and transverse resonance near 59 Hz. The designed method provides new ideasforthedesignandoptimizationofsimilarmachineryinthefuture.

Keywords：aviation thin wall；rolling and shaping machinery；model analysis

0 引言

航空薄壁加工卷轧整形作业作为生产加工的重要工艺，其在航空机械加工、薄壁件加工、国防军工等领域均具有重要的研究意义[1-5]，故研究适应于多元化尺寸特征的薄壁加工卷轧整形机械设备具有重要意义。（剩余5943字）