crank bearing

简明释义

曲柄销轴承

英英释义

例句

1.Regular maintenance can extend the life of the crank bearing.

定期维护可以延长曲轴轴承的使用寿命。

2.He replaced the crank bearing during the engine rebuild.

他在发动机重建时更换了曲轴轴承。

3.A faulty crank bearing can cause excessive engine noise.

故障的曲轴轴承可能会导致发动机噪音过大。

4.The mechanic inspected the crank bearing for any signs of wear.

机械师检查了曲轴轴承是否有磨损的迹象。

5.The crank bearing plays a crucial role in the engine's performance.

在发动机性能中，曲轴轴承起着至关重要的作用。

作文

The term crank bearing refers to a crucial component in an engine's crankshaft system. It plays an essential role in supporting the crankshaft as it rotates, allowing for smooth and efficient engine operation. The crank bearing is designed to reduce friction between the moving parts, which is vital for maintaining the longevity of the engine. Without a properly functioning crank bearing, the crankshaft could suffer from excessive wear and tear, leading to potential engine failure.In internal combustion engines, the crankshaft converts the linear motion of the pistons into rotational motion, which ultimately powers the vehicle. The crank bearing supports this process by providing a stable pivot point around which the crankshaft can rotate. Typically made from durable materials such as bronze or steel, these bearings are engineered to withstand high pressures and temperatures.One of the most common types of crank bearing is the plain bearing, which consists of a smooth surface that allows for minimal friction. Another type is the roller bearing, which uses small cylindrical rollers to further reduce friction and improve efficiency. The choice between these types often depends on the specific requirements of the engine and the design preferences of the manufacturer.Regular maintenance of the crank bearing is crucial for ensuring optimal engine performance. Mechanics often check the condition of these bearings during routine inspections. Signs of wear, such as scoring or pitting, can indicate that the bearings need to be replaced. Neglecting to replace worn crank bearings can lead to catastrophic engine damage, including a complete engine failure, which can be costly to repair.In addition to regular checks, proper lubrication is essential for the longevity of the crank bearing. Engine oil serves as a lubricant that not only reduces friction but also helps to dissipate heat generated by the moving parts. Over time, engine oil can become contaminated or break down, which can compromise its effectiveness. Therefore, changing the oil at recommended intervals is critical for maintaining the health of the crank bearing and the engine as a whole.Moreover, advancements in technology have led to the development of synthetic oils that offer better protection and performance compared to conventional oils. These modern lubricants can significantly extend the life of the crank bearing and improve overall engine efficiency.In conclusion, the crank bearing is an indispensable part of an engine's functionality. Its ability to support the crankshaft and minimize friction is vital for the engine's performance and longevity. Regular maintenance, timely replacement, and the use of high-quality lubricants are key factors in ensuring that the crank bearing continues to operate effectively. Understanding the importance of the crank bearing can help vehicle owners appreciate the complexity of their engines and the need for proper care and attention to these critical components.

短语crank bearing指的是发动机曲轴系统中的一个关键部件。它在支撑旋转的曲轴方面发挥着至关重要的作用，使发动机能够平稳高效地运转。crank bearing旨在减少运动部件之间的摩擦，这对保持发动机的使用寿命至关重要。如果没有正常工作的crank bearing，曲轴可能会遭受过度磨损，导致潜在的发动机故障。在内燃机中，曲轴将活塞的线性运动转化为旋转运动，最终驱动车辆。crank bearing通过提供一个稳定的支点来支持这一过程，曲轴可以围绕其旋转。这些轴承通常由耐用材料制成，如青铜或钢，经过设计以承受高压力和高温。最常见的crank bearing类型之一是平面轴承，它由光滑表面构成，允许最小的摩擦。另一种类型是滚子轴承，它使用小圆柱形滚子进一步减少摩擦并提高效率。两者之间的选择通常取决于发动机的具体要求和制造商的设计偏好。定期维护crank bearing对于确保最佳的发动机性能至关重要。机械师通常在例行检查中检查这些轴承的状况。磨损的迹象，例如划痕或凹坑，可能表明需要更换轴承。忽视更换磨损的crank bearing可能导致灾难性的发动机损坏，包括完全的发动机故障，这可能会导致昂贵的修理费用。除了定期检查外，适当的润滑对于延长crank bearing的使用寿命也是至关重要的。发动机油作为润滑剂，不仅减少摩擦，还帮助散发运动部件产生的热量。随着时间的推移，发动机油可能会被污染或降解，从而影响其有效性。因此，按照建议的间隔更换油对于保持crank bearing及整个发动机的健康至关重要。此外，技术的进步导致合成油的开发，这种油相比传统油提供了更好的保护和性能。这些现代润滑剂可以显著延长crank bearing的使用寿命并提高整体发动机效率。总之，crank bearing是发动机功能不可或缺的一部分。它支持曲轴并最小化摩擦的能力对于发动机的性能和耐用性至关重要。定期维护、及时更换以及使用高质量的润滑剂是确保crank bearing继续有效运作的关键因素。理解crank bearing的重要性可以帮助车主欣赏其发动机的复杂性，以及对这些关键部件进行适当护理和关注的必要性。