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[CN 201610922666.1] Design Method of Large Blade Roll Forging Die on 1600mm Roll Forging Machine


[CN 201610922666.1] Design Method for Large Blade Roll Forging Die on 1600mm Roll Forging Machine Title: Design Method for Large Blade Roll Forging Die on 1600mm Roll Forging Machine Application Number: CN 201610922666.1 Applicant: Beijing Institute of Electromechanical Research; Tianqian Heavy Industry Co., Ltd. Application Date: 2016-10-25 Patent Type: Invention Application This invention provides a design method for large blade roll forging die on 1600mm roll forging machine, including the first roll forging die, the second roll forging die and the third roll forging die, and the three roll forging dies are closed roll forging dies, the whole forming roll forging process is characterized by the main changes in the die cavity length and die cavity thickness direction of the roll forging forming process. The main function of the first and second roll forging dies in the roll forging forming process is to reduce the cross-sectional area and make the forming roll forging long in the length direction. The main function of the third roll forging die in the roll forging forming process is to make the roll forging cross-section almost close to the shape of the blade, that is, to play the role of die forging forming in the roll forging process; and the first and 2. three-way roll forging upper mold cavity and roll forging lower mold cavity are asymmetrical about the center line of the roll.