旁锋缘角
The results show: ( 1) the distribution of swirling flow field in the said square-shaped separator has a forced swirl in the centre, but a quasi-free swirl near the side wall, and a partial swirl existing in the place of edge-angle.
结果表明:(1)方形分离器内的旋流流场呈中心为强制涡而边壁附近为准自由涡分布,在边角位置存在局部旋涡。
This paper introduces the correct calculating method of width dimension of top edge, front and rear angles of two side edges and thread profile angle with front angle for lathe tool of trapezoid threads. There are reference values for practical production.
介绍梯形螺纹车刀顶刃宽度尺寸、两侧刃的前后角以及带有前角时牙型角的正确计算方法,对实际生产有参考价值。
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