传动齿轮

With the rapid development of the mechanical technology, the higher quality for the gearing is required.

随着科学技术及机械工业的迅速发展，对齿轮传动的质量提出了更高的要求。

The appearance and development of the cog-wheel gearing has already a history of more than 2,000 years.

齿轮传动机构的产生和发展已有二千多年的历史了。

To reduction gear, the design calculation and necessary strength check of gearwheel and gear shaft have been accomplished.

其中对乳化液泵的传动端采用了曲柄连杆机构，并对曲轴、连杆、十字头及其配件进行了结构设计，运动和动力分析，必要的强度刚度校核；对乳化液泵液力端的柱塞选择和和密封，进行了必要说明；对减速机进行了齿轮和齿轮轴设计计算和强度校核。

Driving system consists of gearwheel device, universal couplings and arc gear synchronous belt.

传动系统采用齿轮箱、万向轴联轴器、圆弧齿同步带相结合。

In consideration of the features of gearwheel drive box faults of the horizontal rotary screen roller printer and the basic principle of reversal frequency analysis and its advantages in failure diagnosis , reversal frequency analysis is adopted in fault diagnosis of gearwheel drive of the printing machine and better results are obtained.

介绍了卧式圆网印花机齿轮传动箱故障的特点以及倒频谱分析的基本原理和在故障诊断中的优点。

Based on the theory of gearing and differential geometry, a series of geometric relationships between conjugate tooth surfaces are analyzed, basic relationships of normal curvature as well as geodesic torsion between conjugate tooth surfaces are derived mathematically for the most general form of gearing .

作为上述理论的具体应用，研究了准双曲面齿轮传动两齿面之间在给定参考点处的法曲率、短程挠率的关系。

Harmonic drive engagement principle conjugate profile engagement matrix

谐波齿轮传动；啮合原理；共轭齿廓；啮合矩阵

Being based on the flexible deformation, harmonic drive achieves transferring its motion or power.

谐波齿轮传动是基于柔轮的弹性变形来传递运动或者动力的。

At first the structures of the face harmonic motion drive of separate tooth are analyzed. Its principle of work is given. And simple chart of dynamic mechanism without superfluous constraints is established according to contact and junction of components each other.

首先介绍了散齿端面谐波齿轮传动的结构，分析了其工作原理，根据各构件间的相互接触和联接情况建立了传递动力、无多余约束合理的机构运动简图。

The pinion is herringbone gear. It has the features of high strength and long service life.

a。 采用人字齿轮传动，具有尺寸小承载能力大的特点。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。