通过分析拖拉机车身及其冲压成形的特点，结合柱面扁壳及球面扁壳件，建立一套扁壳类零件刚度的试验分析系统。

The system of stiffness test analysis is created by analyzing the shapes and forming processes of tractor body panels, of which based on cylindrical shallow shells and spherical shells.

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对该零件成形工艺进行了优化，研究了不同的压边力、最小模具圆角半径对冲压成形的影响，通过对模拟结果的分析得出了空调前板的最优化成形方案。

The optimization of drawing technique was researched, and the influence of different blank holder force and minimum die fillet radius on stamping forming was studied as well.

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对车架冲压件的成形工艺进行了分析，并详细介绍了模具结构及其设计过程。

The forming process of pressing for farm transporter frame is analysed, the die structure and its design process are introduced in detail.

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