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Method of manufacturing a large- or medium-sized wheel disk and a product manufactured thereby
Method of manufacturing a large- or medium-sized wheel disk and a product manufactured thereby
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机译:大中型轮盘的制造方法及其制造的产品
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摘要
A method of manufacturing a large- or medium-sized wheel disk including using a punch or die in a first step of ironing a blank of a flat plate to a first-stage product. The first-stage product having a cylindrical rising portion with an axially non-constant thickness. The rising portion includes a thick portion located at a tip portion of the rising portion and a thickness-reduced portion which is a remaining portion of the rising portion excluding the thick portion. During the first step, only a portion of the blank corresponding to the thickness-reduced portion is ironed.
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