According to wrinkling problem of the automotive stamping parts, analyzed the reason, and put forward rectification methods.
针对汽车零件冲压生产中的起皱问题，分析了产生原因，提出了整改方法。
This paper mainly introduces the applications of several new techniques of inner high pressure forming, hydraulic drawing and hot forming in automotive stamping parts forming operations.
介绍了液力拉深、内高压成形和热成形等几种新工艺在汽车冲压件成形中的应用。
The application of several new techniques, including hydraulic pressure drawing, inside tube high pressure forming and hot forming, in the shaping of automotive stamping parts were presented.
介绍了液压拉深、管状内高压成形和热成形等几种新技术在汽车冲压件成形中的应用。
In the stamping and forming processes of automotive covering parts, only the maximum deformability, which is reachable in stable deformation stage of sheet metal, can be made use.
在汽车覆盖件的冲压成型中，可以利用的是板材在稳定变形阶段所能达到的最大变形程度。
In the stamping and forming processes of automotive covering parts, only the maximum deformability, which is reachable in stable deformation stage of sheet metal, can be made use.
在汽车覆盖件的冲压成型中，可以利用的是板材在稳定变形阶段所能达到的最大变形程度。
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