mechanical clearance

简明释义

机械间隙

英英释义

例句

1.Regular maintenance checks should include inspecting the mechanical clearance of all moving parts.

定期维护检查应包括检查所有运动部件的机械间隙。

2.During assembly, we need to check the mechanical clearance between the rotating shaft and the housing.

在组装过程中，我们需要检查旋转轴与外壳之间的机械间隙。

3.The engineer measured the mechanical clearance to ensure proper movement of the parts.

工程师测量了机械间隙以确保零件的正常运动。

4.The manufacturer specified a mechanical clearance of 0.5 mm for optimal performance.

制造商规定了0.5毫米的机械间隙以实现最佳性能。

5.Insufficient mechanical clearance can lead to overheating in machinery.

不足的机械间隙可能导致机械过热。

作文

Mechanical systems are an integral part of modern engineering, playing a crucial role in various applications, from automobiles to aerospace. One essential concept in mechanical engineering is mechanical clearance, which refers to the intentional space or gap between two components in a mechanical assembly. This gap is vital for ensuring the proper functioning of machines and preventing potential failures due to friction or interference. Understanding mechanical clearance is fundamental for engineers as it directly impacts the performance, reliability, and longevity of mechanical systems.In the design phase, engineers must consider several factors that influence mechanical clearance. These include thermal expansion, tolerances, and the type of materials used. For instance, different materials expand at different rates when subjected to temperature changes. If the mechanical clearance is not adequately designed, components may bind or wear out prematurely, leading to costly repairs or replacements. Therefore, a thorough understanding of the materials involved and their properties is essential for determining the appropriate mechanical clearance.Moreover, mechanical clearance plays a significant role in the assembly process. When parts are manufactured, they often come with specific tolerances, which dictate how much variation is acceptable in their dimensions. Engineers must account for these tolerances when designing the mechanical clearance to ensure that all components fit together correctly. A well-calculated mechanical clearance allows for smooth operation while minimizing the risk of wear and tear on the parts.In some cases, mechanical clearance can also affect the efficiency of a machine. For example, in engines, the clearance between pistons and cylinder walls must be optimized to allow for proper lubrication and movement. If the clearance is too tight, it can lead to increased friction, overheating, and even engine failure. Conversely, if the clearance is too loose, it can cause a loss of power and efficiency. Thus, finding the right balance is crucial for optimal performance.Additionally, mechanical clearance is essential in dynamic systems where parts move relative to one another. In such systems, engineers must consider not only the static clearance but also how the parts will behave under operational conditions. For instance, in rotating machinery, the clearance between bearings and shafts must accommodate both the static and dynamic loads to prevent seizure and ensure smooth operation.In conclusion, mechanical clearance is a critical aspect of mechanical design and engineering. It involves careful consideration of various factors, including material properties, tolerances, and operational conditions. By understanding and applying the principles of mechanical clearance, engineers can create more efficient, reliable, and durable mechanical systems. As technology continues to advance, the importance of optimizing mechanical clearance will only grow, making it a vital area of study for future engineers. Whether in the automotive industry, aerospace, or any other field involving mechanical systems, mastering the concept of mechanical clearance will undoubtedly contribute to the success of engineering projects and innovations.

机械系统是现代工程的重要组成部分，在汽车、航空航天等各种应用中发挥着至关重要的作用。机械工程中的一个基本概念是机械间隙，它指的是机械装配中两个组件之间故意留出的空间或间隙。这个间隙对于确保机器正常运行以及防止因摩擦或干涉而导致的潜在故障至关重要。理解机械间隙对工程师来说是基础，因为它直接影响机械系统的性能、可靠性和使用寿命。在设计阶段，工程师必须考虑多个影响机械间隙的因素。这些因素包括热膨胀、制造公差和所用材料的类型。例如，不同材料在温度变化时膨胀的速率不同。如果机械间隙设计不当，组件可能会卡住或过早磨损，导致昂贵的维修或更换。因此，充分了解所涉及的材料及其特性对于确定适当的机械间隙至关重要。此外，机械间隙在装配过程中也起着重要作用。当零件制造完成后，通常会附带特定的公差，这决定了其尺寸变化的可接受范围。工程师必须在设计机械间隙时考虑这些公差，以确保所有组件能够正确地组装在一起。合理计算的机械间隙可以实现平稳操作，同时最大限度地减少零件的磨损风险。在某些情况下，机械间隙还会影响机器的效率。例如，在发动机中，活塞与气缸壁之间的间隙必须优化，以便于适当的润滑和运动。如果间隙过紧，可能会导致摩擦增加、过热甚至发动机故障。相反，如果间隙过松，可能会导致动力和效率损失。因此，找到合适的平衡对于最佳性能至关重要。此外，机械间隙在动态系统中也至关重要，这些系统中的部件相互移动。在这样的系统中，工程师不仅必须考虑静态间隙，还必须考虑部件在操作条件下的行为。例如，在旋转机械中，轴承与轴之间的间隙必须能够容纳静态和动态负载，以防止卡死并确保平稳运行。总之，机械间隙是机械设计和工程中的一个关键方面。它涉及对多种因素的仔细考虑，包括材料特性、公差和操作条件。通过理解和应用机械间隙的原理，工程师可以创造出更高效、可靠和耐用的机械系统。随着技术的不断进步，优化机械间隙的重要性只会增加，使其成为未来工程师研究的一个重要领域。无论是在汽车工业、航空航天还是其他任何涉及机械系统的领域，掌握机械间隙的概念无疑将有助于工程项目和创新的成功。