tolerance of fit

简明释义

配合公差

英英释义

例句

1.Adjusting the tolerance of fit can greatly affect the performance of the final product.

调整配合公差会极大地影响最终产品的性能。

2.A tight tolerance of fit is crucial for precision instruments used in scientific research.

对于用于科学研究的精密仪器，严格的配合公差至关重要。

3.The mechanic checked the tolerance of fit between the gears to avoid excessive wear.

机械师检查了齿轮之间的配合公差，以避免过度磨损。

4.In manufacturing, understanding the tolerance of fit can prevent costly errors during production.

在制造过程中，理解配合公差可以防止生产中的昂贵错误。

5.The engineer specified the tolerance of fit for the assembly to ensure all parts would align correctly.

工程师为装配指定了配合公差，以确保所有部件能够正确对齐。

作文

In the realm of engineering and manufacturing, precision is paramount. One crucial aspect that engineers must consider is the tolerance of fit, which refers to the permissible limits of variation in dimensions when two parts are assembled together. This concept is essential for ensuring that components function correctly and efficiently within a system. Understanding tolerance of fit is not only vital for mechanical design but also plays a significant role in quality control and product reliability.To elaborate, tolerance of fit can be categorized into three main types: clearance fit, interference fit, and transition fit. Clearance fit allows for a space between the assembled parts, making it easier to assemble and disassemble them without causing damage. This type of fit is commonly used in applications where movement is necessary, such as in rotating shafts or sliding mechanisms. On the other hand, interference fit creates a tight bond between parts, ensuring they remain securely attached under various conditions. This fit is often seen in applications requiring high strength and stability, such as in the assembly of gears and bearings.Transition fit lies somewhere between clearance and interference fits, allowing for a degree of tightness while still permitting some movement. This type of fit is particularly useful in applications where precise alignment is critical, such as in the assembly of precision instruments or machinery.The importance of understanding tolerance of fit cannot be overstated. Inaccurate tolerances can lead to assembly issues, increased wear and tear on components, and ultimately, product failure. For instance, if two parts designed for an interference fit are manufactured with too much slack, the connection may not hold under operational stresses, leading to malfunction. Conversely, if a clearance fit is too tight, it may cause excessive friction and heat, resulting in premature wear or even catastrophic failure.Moreover, the implications of tolerance of fit extend beyond individual components to the entire assembly process. Engineers must consider factors such as thermal expansion, material properties, and manufacturing processes when determining the appropriate tolerances for a given application. This holistic approach ensures that the final product meets performance standards and customer expectations.In conclusion, the concept of tolerance of fit is a fundamental principle in engineering that directly impacts the functionality and longevity of mechanical systems. By understanding and applying this principle, engineers can design more reliable and efficient products, ultimately enhancing the overall quality of their work. As technology continues to advance, the need for precise tolerances will only become more critical, making it essential for future engineers to master this concept. The ability to effectively manage tolerance of fit will distinguish successful engineers from their peers, underscoring the importance of this concept in the field of engineering and manufacturing.

在工程和制造领域，精度至关重要。工程师必须考虑的一个关键方面是配合公差，它指的是当两个部件组装在一起时，尺寸变化的允许极限。这个概念对于确保组件在系统中正确有效地运行至关重要。理解配合公差不仅对机械设计至关重要，而且在质量控制和产品可靠性中也发挥着重要作用。进一步说，配合公差可以分为三种主要类型：间隙配合、干涉配合和过渡配合。间隙配合允许组装部件之间留有空间，使得它们在不造成损坏的情况下更容易组装和拆卸。这种配合类型通常用于需要运动的应用，例如旋转轴或滑动机制。另一方面，干涉配合在部件之间创建紧密的结合，确保它们在各种条件下保持牢固。这种配合通常出现在需要高强度和稳定性的应用中，例如齿轮和轴承的组装。过渡配合介于间隙配合和干涉配合之间，允许一定程度的紧密性，同时仍然允许一些运动。这种配合在对精确对齐要求很高的应用中尤为有用，例如精密仪器或机械的组装。理解配合公差的重要性不容小觑。不准确的公差可能导致组装问题、部件磨损加剧，最终导致产品失效。例如，如果设计用于干涉配合的两个部件制造时间隙过大，则连接可能无法承受操作压力，从而导致故障。相反，如果间隙配合过紧，可能会导致过度摩擦和热量，从而导致过早磨损甚至灾难性故障。此外，配合公差的影响超出了单个组件，波及整个组装过程。工程师在确定特定应用的适当公差时，必须考虑热膨胀、材料特性和制造工艺等因素。这种整体方法确保最终产品符合性能标准和客户期望。总之，配合公差的概念是工程中的一项基本原理，直接影响机械系统的功能和寿命。通过理解和应用这一原则，工程师可以设计出更可靠和高效的产品，最终提升他们工作的整体质量。随着技术的不断进步，对精确公差的需求只会变得更加重要，因此未来的工程师掌握这一概念至关重要。有效管理配合公差的能力将使成功的工程师与同行区分开来，突显了这一概念在工程和制造领域的重要性。