【摘要】 采用有限元法对拖拉机前支座进行静态和模态分析。得出了零件应力分布云图、变形分布云图和前五阶固有频率及振型，为零件的换材提供了可靠的理论依据。更多还原

【Abstract】 Static and modal are analyzed on the front pedestal of tractor by finite element method Static stress contour, deformation contour,natural frequencies and mode shapes of the first five orders are ob- lained The results provide reliable theoretical basis for replacing material of this parl.更多还原