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    • 8. 发明授权
    • Method of manufacturing yoke of electric rotary machine
    • 电动旋转机械轭铁的制造方法
    • US07694408B2
    • 2010-04-13
    • US11363064
    • 2006-02-28
    • Kazuyuki KitouYasuhiro HideshimaKiyokazu Futami
    • Kazuyuki KitouYasuhiro HideshimaKiyokazu Futami
    • H02K15/14
    • H02K15/02H02K1/12H02K1/17Y10T29/49009Y10T29/53143
    • A method of manufacturing a yoke of an electric rotary machine is disclosed. The manufacturing method includes providing a cutout steel plate having one end formed with a plurality of concave portions and the other end formed with a plurality of protrusions, rolling the cutout steel plate into a cylindrical shape until a distal end of each protrusion faces the inlet of each concave portion, inserting the protrusions into the concave portions, respectively, in a circumferential direction, and conducting punch-caulking press on each protrusion at near-wall areas on both sides thereof in close proximity to indents of each concave portion to form localized expanding portions at the near-wall areas on both sides of each protrusion while causing the localized expanding portions to flow axially outward to be fitted into the indents of each concave portion, respectively.
    • 公开了一种制造电动旋转机械的轭的方法。 该制造方法包括提供一个切割钢板,其一端形成有多个凹部,另一端形成有多个突起,将切割钢板滚动成圆柱形,直到每个突起的远端面向 每个凹部分别沿圆周方向将突起插入到凹部中,并且在两侧的近壁区域的每个突起上进行冲压铆接,紧邻每个凹部的凹口,以形成局部扩张 在每个突起的两侧的近壁区域处的部分,同时使局部扩张部分分别轴向向外流动以装配到每个凹部的凹痕中。