渐开线

Two calculating methods of straight line and Archimedes spiral approximating involute are introduced.

介绍了用直线及阿基米德螺旋线逼近渐开线的两种方法。

The method is adapt to the manufacture of involute and revacycle straight bevel gear.

作者所提出的方法适于渐开线和圆拉直齿圆锥齿轮的加工。

If a length of string that is wrapped around the periphery of a circular disk is then gradually unwrapped, a point at the end of that string will follow a curved path that is known as an involute of the circle that is represented by the disk.

如果字符串长度是围绕周边的圆盘，然后逐步展开，这一点在年底该字符串将采取曲线路径，被称为渐开线的循环，所代表的磁盘。

In addition, depending on the method of numerical simulation and theoretical analyses, some kinematic and geometric features of 0° involute—enveloping worm gear drive, such as meshing surface, first—type limit, second —type limit, worm surface, the numerical representation of contact line and bearing contact, are systematically studied. These relevant conclusions provide an important basis for the design and manufacture of new type worm gear set. As we predict, the method of numerical simulation has special effect in solving the question of complex conjugate surface.

综合利用仿真方法与解析手段，对0°渐开线包络蜗杆传动的啮合面、一类界限、蜗杆齿面构成、仿真接触线及仿真接触域等运动几何学特性进行了系统研究，有关结论为此种新型蜗杆副的设计与加工提供了重要基础，并且显示出数字仿真方法在研究复杂共轭曲面问题时所具有的特殊功效。

Conformal mapping function of tooth profile of evolvent gear was inferred by means of the series method.

本文采用级数方法推导出了渐开线齿轮齿廓的保角映射函数，不仅具有重要的理论意义，而且计算简便、映射精度高，具有重要的实用价值。

Because of the nonlinear quality of the involutes worm axis section, it is difficult to make a accurate model of involutes worm.

由于渐开线蜗杆轴截面齿廓形状的非线性，给渐开线蜗杆的精确建模造成极大的困难。

However, the design and manufacture of involutes sprockets were studied by few domestic researchers.

渐开线链轮CAD软件给出了传动用齿形链各种节距下的渐开线链轮的二维图形以及加工仿真过程。

Inquires into the EHL calculation for involutes planetary gear drive with small tooth number difference and its relative formulas are derived.

探讨了渐开线少齿差行星传动的弹性流体动力润滑计算，并推导出相应的计算公式以及分析了该传动的润滑状态，为渐开线少齿差行星传动的耐磨损设计提供了必要的理论依据。

For cutting the composite lock gear with unequal tooth thickness, a study is made on the design method of gear sharper cutter with nonstandard parameter involute tooth profile and noninvolute tooth profile. The cutter tooth arrangement, the choice of teeth number of the cutter and the basic method of cutter design are discussed; and a new method of choosing deflection factor by using limited area is presented.

研究加工不等齿厚的非标准参数渐开线齿形，与非渐开线齿形复合的锁闭齿轮插齿刀刀齿的排列、刀具齿数的选择以及刀具设计的基本方法，介绍用限制区域选择插齿刀变位系数的新方法，并给出刀具齿顶后角与侧螺旋角的关系曲线，为插齿刀参数的选择提供依据。

The current involute spline broach is analyzed,the grinding technology of involute spline broach with side clearance is described,the profile is designed,and profile error is analyzed.

分析了现有渐开线花键拉刀的缺陷，提出带侧刃后角的渐开线花键拉刀的磨削工艺，并进行了齿形设计及齿形误差分析。

The concept of equivalent rotationally rigidity is offered and the formula of rotationally rigidity is obtained.

主要做了如下几个方面的工作：对伸臂位于顶部的单层框架—筒体模型进行分析，提出了等效转动约束的概念和转动约束刚度的表达式。

Male cats normally do not need aftercare with the exception of the night after the anesthetic.

男猫通常不需要善后除了晚上的麻醉。