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本文分析了大型翼片件采用超塑性等温精锻成型的可行性。并叙述了内加热装置的热力学计算和电热元件的设计。通过工艺试验表明,内加热装置适用于大型锻件的等温加热。
This paper analyzes the feasibility of superfine isothermal forging of large-scale wing pieces. The thermodynamic calculation of internal heating device and the design of electric heating element are also described. Through the process test shows that the internal heating device is suitable for large isothermal forging heating.