crank pin

简明释义

曲柄销

英英释义

例句

1.The failure of the crank pin 曲轴销 can lead to catastrophic engine damage.

如果crank pin 曲轴销发生故障，可能会导致严重的发动机损坏。

2.He replaced the old crank pin 曲轴销 with a new one to improve performance.

他用一个新的crank pin 曲轴销替换掉旧的，以提高性能。

3.To ensure smooth operation, the crank pin 曲轴销 must be lubricated regularly.

为了确保平稳运行，crank pin 曲轴销必须定期润滑。

4.During the assembly process, it is crucial to align the crank pin 曲轴销 correctly.

在组装过程中，正确对齐crank pin 曲轴销至关重要。

5.The mechanic inspected the engine and found that the crank pin 曲轴销 was worn out.

机械师检查了发动机，发现crank pin 曲轴销磨损严重。

作文

In the world of mechanical engineering, various components work together to create efficient machines. One such crucial component is the crank pin, which plays a vital role in converting rotary motion into linear motion. Understanding the function and importance of the crank pin can provide insights into the operation of engines and other machinery that rely on this mechanism.The crank pin is typically found in internal combustion engines, where it serves as the pivot point for the connecting rod. This connecting rod links the piston to the crankshaft, allowing the engine to convert the up-and-down motion of the piston into the rotational motion needed to turn the crankshaft. The design and placement of the crank pin are critical because they directly influence the efficiency and performance of the engine.When the engine operates, the pistons move in a reciprocating motion due to the combustion of fuel. As the pistons move down, they push the connecting rods, which are attached to the crank pin. The rotation of the crankshaft is initiated by this action, which is essential for powering the vehicle or machine. If the crank pin were to fail or become damaged, it could lead to catastrophic engine failure, making its integrity paramount.Moreover, the crank pin must withstand significant forces and stresses during operation. It experiences both tensile and compressive forces, as well as shear forces, especially at high speeds. Therefore, materials used for manufacturing the crank pin are selected for their strength and durability. Common materials include steel alloys, which offer a good balance of strength, weight, and resistance to wear.In addition to its mechanical function, the crank pin also plays a role in the overall design of the engine. Engineers must consider the size and position of the crank pin when designing the engine layout. A well-placed crank pin can enhance the engine's performance, while poor placement can lead to inefficiencies and increased wear on other components.Maintenance of the crank pin is also crucial for ensuring the longevity of the engine. Regular inspections can help identify any signs of wear or damage, allowing for timely repairs or replacements. Failure to maintain the crank pin can result in severe engine problems, including loss of power, increased fuel consumption, and even engine seizure.In summary, the crank pin is an essential component within many mechanical systems, particularly in internal combustion engines. Its primary function is to convert the linear motion of the pistons into the rotational motion of the crankshaft, enabling the engine to operate efficiently. Understanding the significance of the crank pin helps appreciate the complexities of engine design and the importance of proper maintenance in prolonging the lifespan of machinery. As technology advances, the design and materials used for crank pins may evolve, but their fundamental role in engine mechanics will remain indispensable.

在机械工程的世界中，各种组件共同作用，以创造高效的机器。其中一个关键组件是曲轴销，它在将旋转运动转换为线性运动中发挥着重要作用。理解曲轴销的功能和重要性，可以提供对依赖于这一机制的发动机和其他机械操作的深入了解。曲轴销通常位于内燃机中，它作为连杆的支点。这个连杆将活塞与曲轴连接起来，使发动机能够将活塞的上下运动转换为转动曲轴所需的旋转运动。曲轴销的设计和位置至关重要，因为它们直接影响发动机的效率和性能。当发动机运转时，由于燃料的燃烧，活塞以往复运动。随着活塞向下移动，它们推动与曲轴销相连的连杆。曲轴的旋转正是由这种动作引发的，这对于为车辆或机器提供动力至关重要。如果曲轴销发生故障或损坏，可能导致灾难性的发动机故障，因此其完整性至关重要。此外，曲轴销在运行过程中必须承受显著的力量和压力。它经历拉伸和压缩力，以及剪切力，尤其是在高速下。因此，用于制造曲轴销的材料被选择用于其强度和耐久性。常见的材料包括钢合金，它们在强度、重量和耐磨性之间提供了良好的平衡。除了其机械功能外，曲轴销还在发动机的整体设计中发挥作用。工程师在设计发动机布局时必须考虑曲轴销的大小和位置。合理放置的曲轴销可以增强发动机的性能，而不当放置则可能导致效率低下和其他组件的磨损加剧。曲轴销的维护对于确保发动机的长寿也至关重要。定期检查可以帮助识别任何磨损或损坏的迹象，从而及时进行修理或更换。如果不维护曲轴销，可能会导致严重的发动机问题，包括动力损失、燃油消耗增加，甚至发动机卡死。总之，曲轴销是许多机械系统中的一个重要组成部分，特别是在内燃机中。它的主要功能是将活塞的线性运动转换为曲轴的旋转运动，使发动机能够高效运行。理解曲轴销的重要性有助于我们欣赏发动机设计的复杂性以及适当维护在延长机械使用寿命中的重要性。随着技术的发展，曲轴销的设计和材料可能会演变，但它们在发动机制动中的基本作用仍然不可或缺。