shielded ball bearing

简明释义

带防护垫圈的球轴承

英英释义

例句

1.When assembling the machine, make sure to use a shielded ball bearing for better protection against dirt.

在组装机器时，确保使用一个防护球轴承以更好地防止污垢。

2.The motor operates smoothly thanks to the shielded ball bearing that minimizes wear.

由于使用了防护球轴承，电机运行平稳，磨损最小化。

3.In high-speed applications, a shielded ball bearing is essential for maintaining stability.

在高速应用中，防护球轴承对于维持稳定性是必不可少的。

4.The shielded ball bearing in the fan helps to keep it quiet and efficient.

风扇中的防护球轴承有助于保持其安静和高效。

5.The bicycle's wheel is equipped with a shielded ball bearing to reduce friction and improve performance.

自行车的轮子配备了一个防护球轴承以减少摩擦并提高性能。

作文

In the world of machinery and engineering, precision is key to achieving optimal performance. One component that plays a crucial role in ensuring smooth operation is the shielded ball bearing. A shielded ball bearing is designed to reduce friction between moving parts, allowing for greater efficiency and longevity of mechanical systems. Unlike standard ball bearings, shielded variants come equipped with protective shields that prevent the ingress of dirt, dust, and moisture, which can lead to premature wear and failure. This added layer of protection makes shielded ball bearings particularly valuable in environments where contaminants are prevalent.The construction of a shielded ball bearing typically involves an outer race, an inner race, and a series of balls that facilitate movement. The shields, usually made from metal or rubber, are positioned on either side of the bearing to create a barrier against external elements. This design not only enhances the durability of the bearing but also minimizes maintenance requirements, making it a preferred choice for many applications.In industrial settings, shielded ball bearings are commonly used in motors, conveyors, and various types of machinery. Their ability to withstand harsh conditions while maintaining performance makes them ideal for heavy-duty applications. For instance, in manufacturing plants, equipment is often exposed to debris and other contaminants. The use of shielded ball bearings ensures that these machines continue to operate efficiently without frequent breakdowns.Moreover, the benefits of shielded ball bearings extend beyond just durability. They also contribute to noise reduction during operation. The shielding helps to dampen vibrations and sounds produced by the movement of the balls within the races. This characteristic is particularly important in applications where noise levels must be kept to a minimum, such as in household appliances and automotive components.When selecting a shielded ball bearing for a specific application, it is essential to consider factors such as load capacity, speed, and operating temperature. Different designs and materials can affect these parameters significantly. For example, a bearing intended for high-speed applications may require different shielding materials compared to one used in a low-speed, high-load scenario. Therefore, understanding the specific needs of your application is vital to choosing the right type of bearing.In conclusion, the shielded ball bearing is an integral component in many mechanical systems, providing enhanced protection against contaminants, reducing maintenance needs, and improving overall performance. Its unique design allows for greater efficiency and longevity, making it a wise investment for industries that rely on precision machinery. As technology continues to advance, the development of even more sophisticated shielded ball bearings is likely, further enhancing their capabilities and applications in the field of engineering and manufacturing.

在机械和工程的世界中，精确是实现最佳性能的关键。一个在确保平稳操作中发挥重要作用的组件是防护球轴承。防护球轴承旨在减少运动部件之间的摩擦，从而提高机械系统的效率和使用寿命。与标准球轴承不同，防护型轴承配备了保护罩，可以防止污垢、灰尘和潮气的侵入，这些因素可能导致过早磨损和故障。这一额外的保护层使得防护球轴承在污染物盛行的环境中尤为宝贵。防护球轴承的构造通常包括外圈、内圈和一系列用于促进运动的球。保护罩通常由金属或橡胶制成，位于轴承的两侧，以形成对外部元素的屏障。这种设计不仅增强了轴承的耐用性，还最小化了维护需求，使其成为许多应用的首选。在工业环境中，防护球轴承常用于电动机、输送机和各种类型的机械。它们能够在恶劣条件下保持性能，使其非常适合重型应用。例如，在制造工厂，设备经常暴露于碎屑和其他污染物中。使用防护球轴承可确保这些机器在没有频繁故障的情况下高效运行。此外，防护球轴承的好处不仅限于耐用性。它们还帮助降低操作过程中的噪音。保护罩有助于减轻球在内外圈之间移动时产生的振动和声音。这一特性在需要将噪音水平保持在最低限度的应用中尤为重要，例如家用电器和汽车部件。在为特定应用选择防护球轴承时，考虑负载能力、速度和工作温度等因素至关重要。不同的设计和材料会显著影响这些参数。例如，针对高速应用的轴承可能需要与用于低速、高负载场景的轴承不同的保护材料。因此，了解应用的具体需求对于选择合适的轴承至关重要。总之，防护球轴承是许多机械系统中的重要组件，提供增强的污染物保护、减少维护需求并改善整体性能。其独特的设计允许更高的效率和使用寿命，使其成为依赖精密机械的行业明智的投资。随着技术的不断进步，更加复杂的防护球轴承的发展也将是必然，进一步增强其在工程和制造领域的能力和应用。