| 摘要 |
The closed bending for thin plate product, which forms a round bent face just by one process, a bending angle being more than 90 degree, and easily separates the product from dies, comprises laying a workpiece on a divisable dies (13), tempararily fixing the workpiece with a push plate, conventionally pressing the workpiece, and dividing the divisable dies and the workpiece from a support plate (9) when a cage is elevated. The cage has a plurality of urethane rubber layers, and the divisable dies having an oblique face (12).
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