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在普通非对称式W11-2×1500型三辊滚板机(圆柱形辊子)上附加一套导向装置,用扇形毛坯一次滚成圆锥体零件。一、滚弯原理
In the general asymmetric W11-2 × 1500 type three roller roller (cylindrical roller) attached to a set of guide device, the fan blank rolled into a cone parts. First, rolling principle