clearance fit

简明释义

动配合

英英释义

例句

1.A loose clearance fit allows for thermal expansion of parts during operation.

宽松的 间隙配合 允许部件在运行过程中热膨胀。

2.The engineers specified a clearance fit for the bearings to ensure they could be easily replaced.

工程师为轴承指定了 间隙配合 以确保它们可以轻松更换。

3.In engineering, a clearance fit is essential to ensure that parts can move freely without binding.

在工程中，间隙配合 是确保部件可以自由移动而不发生卡滞的关键。

4.Choosing the right clearance fit can significantly affect the performance of a machine.

选择合适的 间隙配合 可以显著影响机器的性能。

5.When designing a mechanical assembly, we need to consider the clearance fit to avoid friction.

在设计机械装配时，我们需要考虑 间隙配合 以避免摩擦。

作文

In the world of engineering and manufacturing, precision is key. One of the fundamental concepts that engineers must understand is the notion of fit, particularly the term clearance fit. A clearance fit refers to a type of fit between two mating parts where there is always space or clearance between them. This allows for easy assembly and disassembly, which is crucial in many applications. For instance, when designing components that need to move relative to each other, such as shafts and bearings, a clearance fit ensures that the parts do not bind or seize during operation.The significance of a clearance fit cannot be overstated. In mechanical systems, if parts are too tightly fitted, they can cause excessive wear and tear, leading to premature failure. Conversely, if the fit is too loose, it may result in vibrations or misalignment, which can also compromise the system's integrity. Therefore, engineers must carefully calculate the appropriate amount of clearance required based on the specific application and operating conditions.Moreover, the clearance fit is categorized into several types, including loose fit, medium fit, and close fit. Each category has its own applications depending on the degree of movement required between the parts. For example, in a loose clearance fit, there is a significant gap that allows for free movement, making it suitable for non-precision applications. On the other hand, a close clearance fit offers minimal clearance and is used in applications where precise alignment is critical, such as in automotive engines.When designing assemblies, engineers often use tolerances to define the allowable variations in dimensions. Tolerances play a crucial role in achieving the desired clearance fit. By specifying maximum and minimum limits for the dimensions of the parts, engineers can ensure that the resulting fit meets the design requirements. This process involves using standardized measurement systems, such as the International Organization for Standardization (ISO) or the American National Standards Institute (ANSI), to ensure consistency and quality across different manufacturing processes.In conclusion, understanding the concept of clearance fit is essential for engineers and designers who aim to create efficient and reliable mechanical systems. The proper application of clearance fit not only enhances the functionality of the components but also extends their lifespan by reducing wear and preventing failures. As technology continues to advance, the principles of fit, including clearance fit, will remain a cornerstone of effective engineering practices, ensuring that machines and mechanisms operate smoothly and efficiently in various industries.

在工程和制造的世界中，精度是关键。工程师必须理解的基本概念之一是配合的概念，特别是术语间隙配合。间隙配合指的是两个配合部件之间的一种配合类型，其中始终存在空间或间隙。这使得组装和拆卸变得容易，这在许多应用中至关重要。例如，在设计需要相对移动的组件时，如轴和轴承，间隙配合确保部件在操作过程中不会卡住或咬合。间隙配合的重要性不容小觑。在机械系统中，如果部件配合过紧，可能会导致过度磨损，从而导致过早失效。相反，如果配合过松，可能会导致振动或错位，这也会影响系统的完整性。因此，工程师必须根据特定应用和工作条件仔细计算所需的间隙量。此外，间隙配合被分为几种类型，包括松配合、中配合和紧配合。每种类别都有其自身的应用，具体取决于部件之间所需的运动程度。例如，在松间隙配合中，存在显著的间隙，允许自由移动，适用于非精密应用。另一方面，紧间隙配合提供最小的间隙，适用于对精确对齐要求严格的应用，如汽车发动机。在设计装配时，工程师通常使用公差来定义尺寸的允许变化。公差在实现所需的间隙配合中起着至关重要的作用。通过指定部件尺寸的最大和最小限制，工程师可以确保最终的配合满足设计要求。这个过程涉及使用标准化的测量系统，例如国际标准化组织（ISO）或美国国家标准协会（ANSI），以确保不同制造过程中的一致性和质量。总之，理解间隙配合的概念对那些旨在创建高效可靠机械系统的工程师和设计师至关重要。间隙配合的正确应用不仅提高了组件的功能性，还通过减少磨损和防止故障来延长其使用寿命。随着技术的不断进步，配合的原则，包括间隙配合，将始终是有效工程实践的基础，确保机器和机制在各个行业中平稳高效地运行。