crank pin

简明释义

曲柄销

英英释义

例句

1.The failure of the crank pin 曲柄销 can lead to serious engine damage.

曲柄销的故障可能导致严重的发动机损坏。

2.The mechanic inspected the engine and found that the crank pin 曲柄销 was worn out.

机械师检查了发动机，发现曲柄销磨损严重。

3.He replaced the old crank pin 曲柄销 with a new one to improve performance.

他用新的曲柄销替换了旧的，以提高性能。

4.During the assembly, make sure the crank pin 曲柄销 is properly aligned.

在组装过程中，确保曲柄销正确对齐。

5.To ensure smooth operation, it's crucial to lubricate the crank pin 曲柄销 regularly.

为了确保平稳运行，定期给曲柄销润滑是至关重要的。

作文

The internal combustion engine is a marvel of engineering, and one of its crucial components is the crank pin. The crank pin is a part of the crankshaft that connects to the connecting rod, which in turn connects to the piston. This simple yet vital component plays a significant role in converting the linear motion of the pistons into the rotational motion needed to drive the vehicle. Without the proper functioning of the crank pin, the entire engine could fail to operate efficiently.When considering the design of an engine, engineers must pay close attention to the materials used for the crank pin. It must be made from strong, durable materials to withstand the immense forces exerted during operation. Typically, high-grade steel or alloys are used to ensure longevity and performance. Additionally, the crank pin must be precisely machined to fit snugly within the connecting rod while allowing for smooth rotation. Any imperfections in the machining process can lead to increased friction and wear, ultimately resulting in engine failure.In modern automotive engineering, advancements in technology have led to improved designs of the crank pin. For example, some manufacturers utilize lightweight materials and innovative designs to reduce weight without sacrificing strength. This reduction in weight can lead to better fuel efficiency and overall engine performance. Furthermore, computer-aided design (CAD) software allows engineers to simulate how the crank pin will behave under various conditions, leading to more reliable and efficient engines.The crank pin also plays a critical role in the overall vibration and noise levels of an engine. An imbalanced crank pin can lead to excessive vibrations, which not only affects the comfort of the ride but can also lead to mechanical issues over time. Therefore, balancing the crank pin during the manufacturing process is essential for ensuring a smooth-running engine.In summary, the crank pin is a small but mighty component of the internal combustion engine. Its role in converting linear motion to rotational motion is fundamental to the engine's operation. Engineers must carefully consider the materials, design, and manufacturing processes associated with the crank pin to ensure optimal performance and reliability. As automotive technology continues to evolve, the importance of the crank pin remains a constant, highlighting the intricate nature of engine design and function.

内燃机是工程的奇迹，其中一个至关重要的组成部分是曲轴销。曲轴销是曲轴的一部分，连接到连杆，而连杆又连接到活塞。这个简单而又重要的组件在将活塞的线性运动转换为驱动车辆所需的旋转运动中发挥着重要作用。如果曲轴销无法正常工作，整个发动机可能无法高效运转。在考虑发动机设计时，工程师必须非常关注用于制造曲轴销的材料。它必须由强大、耐用的材料制成，以承受在运行过程中施加的巨大力量。通常，使用高等级钢或合金以确保其耐用性和性能。此外，曲轴销必须精确加工，以便紧密适合连杆，同时允许平稳旋转。加工过程中的任何缺陷都可能导致摩擦和磨损增加，最终导致发动机故障。在现代汽车工程中，技术的进步使得曲轴销的设计得到了改善。例如，一些制造商利用轻质材料和创新设计，减少重量而不牺牲强度。这种减重可以提高燃油效率和整体发动机性能。此外，计算机辅助设计（CAD）软件使工程师能够模拟曲轴销在各种条件下的表现，从而制造出更可靠、更高效的发动机。曲轴销在发动机的整体振动和噪音水平中也发挥着关键作用。不平衡的曲轴销可能导致过度振动，这不仅影响乘坐的舒适度，还可能随着时间的推移导致机械问题。因此，在制造过程中对曲轴销进行平衡对于确保发动机平稳运行至关重要。总之，曲轴销是内燃机中一个小但强大的组件。它在将线性运动转换为旋转运动中的作用是发动机运行的基础。工程师必须仔细考虑与曲轴销相关的材料、设计和制造过程，以确保最佳性能和可靠性。随着汽车技术的不断发展，曲轴销的重要性仍然是不变的，突显了发动机设计和功能的复杂性。