本文阐述了双联滑移齿轮在适当传动出情况下，轴向移动一个齿轮宽度就可以进行变速的可行性及适用场合。
This paper brings out feasibility and applicability to make change drive of double step sliding gear by moving one gear width along axis under conditions of Corresponding ratio of gear.
正如所料，高速重载及无噪音齿轮传动要求齿轮有高的精度，高精度的齿轮加工成本大大增加。
As would be expected, gear manufacturing costs increase sharply with increase precision-as required for the combination of high speeds and heavy loads, and for low noise levels.
分析了齿轮噪声产生的主要原因及降低齿轮传动噪声的方法。
This paper analyses the main cause of gear noise and the way of reducing it.
在获得齿轮内啮合传动的齿侧间隙计算公式以后，结合齿对刚度的计算公式，推导出齿轮内啮合传动的加载重合度及载荷修正系数。
After getting the formula about the normal backlash and the stiffness of the tooth pairs of the gear, the contact ratio and the load correction factor could be obtained.
论述了当前齿轮传动振动研究的现状及发展趋向，对齿轮传动动态性能优化设计进行了探讨。
In this article, current situation and trend in the research of gear drive oscillation are discussed and design of optimum dynamic performance probed.
本文在现行渐开线圆柱齿轮传动设计方法的基础上，将齿轮的强度、应力及有关参数当随机变量处理。
Based on the current design method of involute cylindric gear transmission, this paper treats the strength, stress and relevant parameters of the gear as random variables.
作为摩托车初级传动的曲轴齿轮及初级从动齿轮，由于转速高及降速比大，是产生噪声的主要因素。
The primary drive gear(crankshaft gear)and the primary driven gear are the source of noise due to their high speed and bigger reduction ratio.
齿轮传动主要是通过齿轮的啮合作用来传递动力及实现减速、增速或换向的目的。
Gear power transmission is mainly through gear meshing to transmit power, realizing reducing and increasing speed or changing direction.
只要改变小齿轮齿数或齿轮齿面硬度及相应的有关参数，可得到齿轮传动计算的不同结果。
Changing the number of the teeth of a pinion gear or the hardness of the surface of tooth and other parameters, the different results will be gained.
本文基于齿轮啮合原理及振动冲击理论，采用集中质量法建立了由一对渐开线直齿圆柱齿轮组成的传动系统三自由度数学模型。
A three freedom degrees mathematical model of a pair of involute spur gear transmission system is built using the lumped mass method, based on gear meshing theory and vibration impact theory.
工业齿轮油广泛用于各种圆柱齿轮、斜齿轮、正齿轮及直、斜、螺旋伞齿轮等齿轮传动装置。
Industrial gear oils are extensively used for various gear transmission devices, such as column, bevel, spur gears and etc.
最后介绍了谐波齿轮传动在军事和民用领域的应用情况和谐波齿轮传动未来的发展趋势及亟待研究解决的问题。
At last introduce the harmonic wave gear transmission's usage in military and civil field. Also introduce its development trend in the future and some problems which need to be studied and resolved.
本文综合运用了齿轮啮合理论，并以磨齿加工为例，系统地研究了与渐开线性质有关的齿轮加工误差产生的啮合机理，并将其概括为传动误差、回转轴相对位置误差及刀具误差。
The machining errors of gear that relate to the nature of involute are studied with gear engagement theory and combining grinding-machining in this paper and they are summarized as transmissio.
本文综合运用了齿轮啮合理论，并以磨齿加工为例，系统地研究了与渐开线性质有关的齿轮加工误差产生的啮合机理，并将其概括为传动误差、回转轴相对位置误差及刀具误差。
The machining errors of gear that relate to the nature of involute are studied with gear engagement theory and combining grinding-machining in this paper and they are summarized as transmissio.
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