The bending process design, bending process parameters' calculation and selection, and bending die structure design for the forming of fixed board were all introduced in this paper.
This paper mainly introduces structure and prinicipe of mouth bulging die for diffusion tube, calculation method of blank size and forming force, design technology of main work parts.
主要介绍扩散管胀口模具的结构与工作原理、毛坯尺寸及胀口力计算方法和主要工作部件的设计技术。
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Through pratical measurement and calculation, the influence of die wall temperature, metal released heat, dies wall increased heat by different cooling conditions have been researched.