crank bearing

简明释义

曲柄销轴承曲轴轴承

英英释义

例句

1.A worn crank bearing can lead to excessive noise in the engine.

磨损的曲轴轴承会导致发动机产生过多噪音。

2.Overheating can cause the crank bearing to seize.

过热可能导致曲轴轴承卡死。

3.Regular maintenance can help prevent crank bearing failure.

定期维护可以帮助防止曲轴轴承失效。

4.The mechanic replaced the crank bearing to improve engine performance.

机械师更换了曲轴轴承以提高发动机性能。

5.The technician inspected the crank bearing for any signs of damage.

技术员检查了曲轴轴承是否有损坏迹象。

作文

The internal combustion engine is a marvel of engineering, and one of its critical components is the crank bearing. A crank bearing (曲轴轴承) plays a vital role in ensuring the smooth operation of the engine. It supports the crankshaft, allowing it to rotate freely while minimizing friction and wear. Without properly functioning crank bearings, an engine can experience severe performance issues, including knocking sounds, increased oil consumption, and even catastrophic failure. When discussing the importance of crank bearings, it is essential to understand their design and function. Typically made from high-strength materials, these bearings are designed to withstand the immense forces generated during the combustion process. As the pistons move up and down in the cylinders, they transfer energy to the crankshaft, which in turn rotates the flywheel and powers the vehicle. The crank bearings ensure that this rotation occurs smoothly, without excessive friction that could lead to overheating or damage.In addition to supporting the crankshaft, crank bearings also play a crucial role in maintaining proper oil circulation within the engine. Engine oil lubricates the bearings, reducing friction and helping to dissipate heat. This lubrication is vital for the longevity of both the bearings and the crankshaft. Regular maintenance, including oil changes, is necessary to keep the crank bearings in good condition and prevent premature wear.Another important aspect of crank bearings is their ability to absorb vibrations. As the engine operates, it produces various vibrations due to the combustion process and mechanical interactions. Crank bearings help dampen these vibrations, contributing to a smoother running engine and improved overall vehicle comfort. If crank bearings become worn or damaged, the vibrations can increase, leading to a rougher ride and potential damage to other engine components.There are different types of crank bearings used in engines, including plain bearings and roller bearings. Plain bearings are the most common type, consisting of a simple cylindrical shape that allows for smooth rotation. Roller bearings, on the other hand, use small rolling elements to reduce friction further. Each type has its advantages and disadvantages, and the choice between them often depends on the specific application and performance requirements.In conclusion, the crank bearing (曲轴轴承) is a fundamental component of any internal combustion engine. Its primary functions include supporting the crankshaft, reducing friction, maintaining proper oil circulation, and absorbing vibrations. Understanding the importance of crank bearings can help vehicle owners appreciate the complexity of their engines and the need for regular maintenance. By taking care of these essential components, we can ensure our vehicles run smoothly and efficiently for years to come.

内燃机是工程的奇迹，其中一个关键组成部分是曲轴轴承。曲轴轴承（crank bearing）在确保发动机平稳运行中发挥着至关重要的作用。它支撑着曲轴，使其能够自由旋转，同时最小化摩擦和磨损。如果没有正常工作的曲轴轴承，发动机可能会出现严重的性能问题，包括敲击声、油耗增加，甚至灾难性故障。在讨论曲轴轴承的重要性时，了解其设计和功能至关重要。通常由高强度材料制成，这些轴承旨在承受在燃烧过程中产生的巨大力量。当活塞在气缸内上下移动时，它们将能量转移到曲轴，进而旋转飞轮并为车辆提供动力。曲轴轴承确保这种旋转顺利进行，而不会产生过多的摩擦，从而导致过热或损坏。除了支撑曲轴外，曲轴轴承还在维护发动机内适当的油循环方面发挥着关键作用。发动机油润滑轴承，减少摩擦并帮助散热。这种润滑对于轴承和曲轴的耐用性至关重要。定期维护，包括更换机油，对于保持曲轴轴承的良好状态和防止过早磨损是必要的。曲轴轴承的另一个重要方面是其吸收振动的能力。当发动机运转时，由于燃烧过程和机械相互作用，它会产生各种振动。曲轴轴承有助于减轻这些振动，从而使发动机运行更加平稳，并改善整体车辆舒适性。如果曲轴轴承磨损或损坏，振动可能会增加，导致行驶不平稳，并可能损坏其他发动机部件。发动机中使用的曲轴轴承有不同类型，包括平面轴承和滚子轴承。平面轴承是最常见的类型，由简单的圆柱形状组成，允许平滑旋转。另一方面，滚子轴承使用小的滚动元件进一步减少摩擦。每种类型都有其优缺点，选择它们通常取决于特定的应用和性能要求。总之，曲轴轴承（crank bearing）是任何内燃机的基本组成部分。它的主要功能包括支撑曲轴、减少摩擦、维持适当的油循环和吸收振动。理解曲轴轴承的重要性可以帮助车辆所有者欣赏他们发动机的复杂性以及定期维护的必要性。通过照顾这些基本组件，我们可以确保我们的车辆在未来几年内平稳高效地运行。