Optimized quality cast rod pin for bushing assembly

The present disclosure provides a bushing assembly. The bushing assembly includes an inner sleeve, an outer sleeve, an elastomer, and a rod pin. The elastic body is arranged between the inner sleeve and the outer sleeve. The rod pin includes a first end, a second end, and a central portion between the first end and the second end. The central portion extends along a longitudinal axis. The central portion has a cross-shaped cross-section perpendicular to the longitudinal axis. The rod pin also includes a first intermediate portion between the central portion and the first end. The first intermediate portion has an uninterrupted circular cross-section perpendicular to the longitudinal axis. The inner sleeve is externally connected with the central part of the rod pin. 本公开提供了一种衬套组件。该衬套组件包括内套筒、外套筒、弹性体和杆销。弹性体设置在内套筒与外套筒之间。杆销包括第一端、第二端和第一端与第二端之间的中心部分。该中心部分沿着纵向轴线延伸。中心部分具有垂直于纵向轴线的十字形横截面。杆销还包括位于中心部分与第一端之间的第一中间部分。该第一中间部分具有垂直于纵向轴线的不间断圆形横截面。内套筒外接杆销的中心部分。