Anti-springback forming compound die for variable-curvature front edge skin part and brake pressure forming method
The invention belongs to the technical field of aviation aircraft sheet metal part machining, and relates to an anti-springback forming compound die for a variable-curvature front edge skin part and a brake pressure forming method. The compound die comprises a base, a polyurethane limiting block, a...
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Format: | Patent |
Sprache: | chi ; eng |
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