wheel pair

By using plasma arc method an Sn-P bronze hardfacing formed on steel 25, which contains more strengthening phases. The wearing property of the friction pair consisted of Sn-P bronze and Cr-plated wheel is better than that of bronze QAl 9-4 and Cr-plated wheel.

25钢基体锡磷青铜合金粉末等离子孤喷焊层，含有较多的强化相，与镀铬轮组成摩擦副，耐磨损性能明显优于由QA19-4青铜和镀铬轮组成的摩擦副。

It is put forward that experience formula to determine hardness relation between big wheel and little wheel of gear pair hardened tooth flank.

据此提出确定硬齿面齿轮副的大小齿轮之间硬度关系的经验公式。

In the wheel pair group, a first wheel pair and a third wheel pair are tapered treads; and a middle wheel pair is a structure of a thin wheel conicaltread.

所述轮对组中一、三位轮对为锥型踏面，中间轮对为薄轮缘锥型踏面的结构。

When worm gear pair is formed by standard worm and worm wheel generated by hob of type ⅱ, its sensibility to errors is reduced while the worm gear pair is assembled originally and good tooth contact quality is acquired after its running in.

本文提出失配修形法，用标准蜗杆与由Ⅱ型滚刀加工的蜗轮失配啮合，使蜗杆副初装时对误差不敏感，跑合后得到良好的接触质量。

The basic structure, the mode of wheel pair guidance and the features of the tilting mechanism for the foreign tilting passenger cars are briefly introduced.

简要介绍了国外摆式客车转向架的基本结构以及轮对导向方式和倾摆机构的特点。

Analysis on strength of the wheel tooth of cylindrical worm pair with circle-arc tooth

圆弧齿圆柱蜗杆副轮齿强度分析