推荐回答(5个)
滚轮传动?是摩擦轮传动吧?!
摩擦轮传动是两个相互压紧的滚轮,通过接触面间的摩擦力传递运动和动力的。由于其结构简单、制造容易、运转平稳、噪声低,过载可以打滑(可防止设备中重要的零部件的损害),以及能连续平滑地调节其传动比,因而有着较大的应用范围,成为无级变速传动的主要元件。但由于在运转中有滑动(弹性滑动、几何滑动与打滑),影响从动轮的旋转精度,传动效率较低,结构尺寸较大,作用在轴和轴承上的载荷大,多用于中小功率传动。
齿轮传动功率大,传动比准确,效率高,应用最为广泛。加工需专用机床、刀具,运转时有噪声。
就这张图片来说,是属于圆弧圆柱齿轮传动,是单圆弧的。(还有双圆弧圆柱齿轮)
圆弧齿轮传动的优点很突出。首先承载能力比渐开线齿轮强许多,因为其轮齿齿面一凸、一凹,接触强度好、齿根强度高;齿面间更容易形成楔形油膜,润滑好、噪音低。缺点是圆弧齿轮理论有待完善,加工、使用尚无普及,工作情况对中心距敏感。
摩擦轮传动是两个相互压紧的滚轮,通过接触面间的摩擦力传递运动和动力的。由于其结构简单、制造容易、运转平稳、噪声低,过载可以打滑(可防止设备中重要的零部件的损害),以及能连续平滑地调节其传动比,因而有着较大的应用范围,成为无级变速传动的主要元件。但由于在运转中有滑动(弹性滑动、几何滑动与打滑),影响从动轮的旋转精度,传动效率较低,结构尺寸较大,作用在轴和轴承上的载荷大,多用于中小功率传动。
齿轮传动功率大,传动比准确,效率高,应用最为广泛。加工需专用机床、刀具,运转时有噪声。
就这张图片来说,是属于圆弧圆柱齿轮传动,是单圆弧的。(还有双圆弧圆柱齿轮)
圆弧齿轮传动的优点很突出。首先承载能力比渐开线齿轮强许多,因为其轮齿齿面一凸、一凹,接触强度好、齿根强度高;齿面间更容易形成楔形油膜,润滑好、噪音低。缺点是圆弧齿轮理论有待完善,加工、使用尚无普及,工作情况对中心距敏感。
滚轮传动不知道,给你说说齿轮的
适用于低速情况,高速最好不要考虑,优点就是传递力矩大,安全系数高,缺点就是它的传动速度不平稳,高速情况下噪音大
没有听说过神马 “滚轮传动”!
打错字了吧?
传动形式里没有这个啊——机械传动有多种形式,主要可分为两类:
①靠机件间的摩擦力传递动力和运动的摩擦传动,包括带传动、绳传动和摩擦轮传动等。摩擦传动容易实现无级变速,大都能适应轴间距较大的传动场合,过载打滑还能起到缓冲和保护传动装置的作用,但这种传动一般不能用于大功率的场合,也不能保证准确的传动比。
②靠主动件与从动件啮合或借助中间件啮合传递动力或运动的啮合传动,包括齿轮传动、链传动、螺旋传动和谐波传动等。啮合传动能够用于大功率的场合,传动比准确,但一般要求较高的制造精度和安装精度。
另外还有:液压传动、连杆传动、凸轮传动、连轴节传动等。
是链轮吧,
链轮是用链条来传动的,型号单位一般是英制的。有单排、双排和多排的。适用于低速、重载和高温条件下但噪声大。和齿轮相比,可以用在两轴中心较远的场合。
齿轮是通过互相啮合来传动的,型号单位多为公制,用模数表示。传动的功率和速度范围较大。结构紧凑可实现较大的传动比,效率高、传动功率大,噪声较低,使用寿命长。
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