straight sided normal worm 法向直廓蜗杆
straight sided axial worm 阿基米德蜗杆 ; 阿基米德螺杆
straight sided normal worm ZN-worm 法向直廓蜗杆
straight key for worm gear 涡轮用平键
straight side axial worm 阿基米德蜗杆
straight sided regular worm 法背直廓蜗杆
straight sided normnos worm 法向直廓蜗杆
It is necessary for both straight profile toroid worm and double enveloping toroid worm to be pruned on the faces of teeth.
直齿廓环面蜗杆或者二次包络环面杆蜗，均需进行修形加工。
This paper presents a calculating method for the edge of a new hob with straight groove and zero rake Angle. The original section edge of the said hob is on the surface of basic worm.
本文提出了对直槽零前角滚刀，原始截面刃形在基本蜗杆齿面上，其新滚刀刃形的计算方法。
In this paper, the axial section profile of worm with straight generatrix is analyzed and calculated according to Angle projection calculating.
本文利用角度投影计算法对直纹蜗杆轴向齿形进行了分析与计算。
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