timing gear

简明释义

定时机构

英英释义

例句

1.You should check the timing gear during routine maintenance.

在例行维护中应检查时序齿轮。

2.If the timing gear is worn out, it can cause serious engine damage.

如果时序齿轮磨损，可能会导致严重的发动机损坏。

3.The mechanic replaced the timing gear to ensure the engine runs smoothly.

机械师更换了时序齿轮以确保发动机平稳运行。

4.Replacing the timing gear can improve your vehicle's performance.

更换时序齿轮可以提高您车辆的性能。

5.The timing gear plays a crucial role in synchronizing the engine components.

时序齿轮在同步发动机部件中起着至关重要的作用。

作文

In the world of mechanics and engineering, precision is paramount. One of the key components that ensure this precision in an engine's operation is the timing gear. The timing gear is a crucial part of the engine's timing system, which synchronizes the rotation of the crankshaft and the camshaft. This synchronization is essential for the proper functioning of an internal combustion engine, as it ensures that the engine's valves open and close at the correct times in relation to the position of the pistons. Without a properly functioning timing gear, an engine can suffer from performance issues, increased emissions, and even catastrophic failure.The timing gear operates by transferring motion from the crankshaft to the camshaft through a series of teeth that interlock with each other. This mechanical connection allows the camshaft to turn at half the speed of the crankshaft, which is necessary because the camshaft controls the opening and closing of the engine's valves. In most modern engines, the timing gear is part of a timing belt or chain system that further enhances its reliability and efficiency.One of the most common materials used for timing gears is steel, due to its strength and durability. However, some manufacturers also use composite materials to reduce weight and improve performance. The design and construction of timing gears have evolved significantly over the years, with advancements in technology allowing for more precise manufacturing processes. This evolution has resulted in gears that are not only stronger but also lighter, contributing to overall engine efficiency.Regular maintenance of the timing gear is essential for the longevity of an engine. Mechanics often recommend checking the timing gear during routine service intervals, as wear and tear can lead to significant problems if not addressed promptly. For instance, a worn-out timing gear can slip or break, leading to misalignment in the engine's timing and potentially causing severe damage to the engine components.The importance of the timing gear extends beyond just performance; it also plays a vital role in fuel efficiency and emissions control. An engine that operates with a properly functioning timing gear will burn fuel more efficiently, resulting in better mileage and lower emissions. This is particularly important in today's automotive industry, where environmental regulations are becoming increasingly stringent.In conclusion, the timing gear is a small but mighty component of an engine's overall design. Its role in maintaining the delicate balance of timing within the engine cannot be overstated. As technology continues to advance, we can expect further improvements in the design and functionality of timing gears, ultimately leading to more efficient and reliable engines. Understanding the significance of the timing gear is crucial for anyone interested in automotive engineering or mechanics, as it highlights the intricate relationships between various engine components and their collective impact on performance and efficiency.

在机械和工程的世界中，精确性至关重要。确保发动机正常运转的关键部件之一就是时规齿轮。时规齿轮是发动机定时系统的重要组成部分，它同步曲轴和凸轮轴的旋转。这种同步对于内燃机的正常运作至关重要，因为它确保发动机的阀门在活塞的位置的正确时间打开和关闭。如果没有正常工作的时规齿轮，发动机可能会出现性能问题、排放增加，甚至发生灾难性的故障。时规齿轮通过一系列相互啮合的齿将运动从曲轴传递到凸轮轴。这种机械连接使得凸轮轴以曲轴的一半速度转动，这是必要的，因为凸轮轴控制发动机阀门的开启和关闭。在大多数现代发动机中，时规齿轮是时规带或链条系统的一部分，进一步增强了其可靠性和效率。时规齿轮最常用的材料是钢，因为其强度和耐用性。然而，一些制造商也使用复合材料来减轻重量并提高性能。时规齿轮的设计和制造随着时间的推移而显著演变，技术的进步使得更精确的制造过程成为可能。这种演变导致了不仅更强大而且更轻的齿轮，有助于整体发动机效率。定期维护时规齿轮对发动机的寿命至关重要。机械师通常建议在例行服务间隔期间检查时规齿轮，因为磨损如果不及时处理可能会导致重大问题。例如，磨损的时规齿轮可能会滑动或断裂，导致发动机定时失调，可能对发动机部件造成严重损害。时规齿轮的重要性不仅仅体现在性能上；它还在燃油效率和排放控制中扮演着重要角色。一个运作正常的时规齿轮的发动机将更有效地燃烧燃料，从而实现更好的里程和更低的排放。这在当今汽车工业中尤为重要，因为环境法规变得越来越严格。总之，时规齿轮是发动机整体设计中一个小但强大的组件。它在维持发动机内部定时的微妙平衡中的作用不可低估。随着技术的不断进步，我们可以期待时规齿轮在设计和功能上的进一步改善，最终导致更高效和可靠的发动机。理解时规齿轮的重要性对于任何对汽车工程或机械感兴趣的人来说都是至关重要的，因为它突出了各种发动机组件之间复杂的关系及其对性能和效率的集体影响。