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齿轮传动论文摘要部分

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熊皓

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1、齿轮传动是动力传动的一种形式2、齿轮传动原理很简单。即一对相同模数(齿的形体)的齿轮相互啮合将动力由甲轴传送(递)给乙轴,完成动力传递的一种方式3、它的特点是:动力传递可靠、速比可通过调整相对齿数来改变

齿轮传动论文摘要部分

108 评论(14)

yujinlou

齿轮传动的原理:即一对相同模数(齿的形体)的齿轮相来互啮合将动力由甲轴传送给乙轴,以完成动力传递。齿轮传动是指由齿轮副传递运动和动力的装置,它是现代各种设备中应源用最广泛的一种机械传动方式。齿轮传动是靠齿与齿的啮合进行工作的,轮齿是齿轮直接参与工作的部分,所以齿轮的失效主要发生在轮齿上。百主要的失效形式有轮齿折断、齿面点蚀、齿面磨损、齿面胶合以及塑性变形等。扩展资料 齿轮传动的特点1、传动精度高。度现代常用的渐开线齿轮的传动比准确、恒定不变。这不但对精密机械与仪器是关键要求,也是高速重载下减轻动载荷、实现平稳传动的重问要条件。2、适用范围宽。齿轮传动传递的功率范围极宽,可以从001W到60000kW;圆周速度可以很低,也可高达150m/s,带传动、链传动均难以比拟。3、可以实现平行轴、相交轴、交错轴等空间任意两轴间的传动,这也是带传动、链传动做不到的。4、使用寿命长,传动效率较高。5、对环境条件要求较严,除少数低速答、低精度的情况以外,一般需要安置在箱罩中防尘防垢,还需要重视润滑。
186 评论(8)

zhangcaiwang

Automatic Line turret is an important component of the main line used for the transport of heavy objects in turn to change Transmission and distribution of the workpiece to the workpiece from one position to another position in order to transform processes, changes in processing the workpiece surface, so that the whole process to the normal operation of production Turret design than other ordinary rotary table, it is a high load-bearing capacity of the table; and multi-turret, turret, compared with the general, he is not limited to the use of online work in the transport, but also aids for parts fabrication, assembly, welding and so on! The rotating turret smooth process, since the rapid braking, turntable flexible, reliable positioning, use of electric and hydraulic control Many different types of workstations, including CNC turret, hydraulic turret control, such as indexing The workbench is designed to sub-degree Only the completion of sub-degree indexing table movement, not circular feed, it is electro-hydraulic pulse motor in accordance with the instructions, when necessary degree of control at the point of view of gear drive to a certain table, together with the workpiece rotation Sub-degree rotary table can only be provided for the general point of view, the design for the sophisticated end table set foot mouse: use of a pair of precision of the Institute after the end of the gear teeth 360 degree positioning plate, the smallest sub-degrees angle of 1 °, sub - degree of accuracy up to ± 01 〃 It is mainly by the driving force, gear drive, worm drive, hydraulic drive, workstations and other components, and for worm elimination and to step up gap, is a very useful auxiliary machinery processing, assembly Introduced the subject of the main principles of its structure and mechanical design, the use of AUTOCAD and some do more than plan, and finally CNC rotary table is that the recommendations put Keywords: worm gear drive rotary table drive space to step up the elimination of the worm
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