coarse pitch thread

简明释义

粗牙螺纹

英英释义

例句

1.When selecting screws for outdoor furniture, I prefer those with a coarse pitch thread for better grip in wood.

在选择户外家具的螺丝时，我更喜欢那些具有粗螺距螺纹的，以便在木材中获得更好的抓握力。

2.The design of the coarse pitch thread makes it ideal for applications requiring quick adjustments.

该粗螺距螺纹的设计使其非常适合需要快速调整的应用。

3.The bolt used in this machine features a coarse pitch thread, which allows for quicker assembly and disassembly.

该机器使用的螺栓具有粗螺距螺纹，这使得组装和拆卸更快。

4.In construction, a coarse pitch thread is often preferred for fastening large components together.

在建筑中，通常优先使用粗螺距螺纹将大型组件固定在一起。

5.For heavy machinery, using a coarse pitch thread can help reduce the risk of stripping.

对于重型机械，使用粗螺距螺纹可以降低剥离的风险。

作文

In the world of mechanical engineering and manufacturing, the importance of threads cannot be overstated. Threads are essential for creating fasteners that hold components together securely. Among the various types of threads, one that stands out for its specific applications is the coarse pitch thread. This type of thread has a larger distance between each thread crest compared to fine pitch threads, which makes it particularly suitable for certain tasks.A coarse pitch thread (粗牙螺纹) is characterized by its relatively wide spacing, typically measured in threads per inch or millimeter. This design allows for quicker assembly and disassembly of components, which is invaluable in situations where speed is critical. For instance, in construction or automotive industries, parts may need to be frequently replaced or adjusted. The use of coarse pitch threads can significantly reduce the time required for these processes, enhancing overall efficiency.One of the primary advantages of using coarse pitch threads is their strength. Due to the larger root diameter, they can handle greater loads without stripping. This makes them ideal for heavy-duty applications, such as in machinery or structural components where high torque is involved. Additionally, the robust nature of coarse pitch threads helps to resist wear and tear over time, ensuring that connections remain secure even under stress.However, it is also important to consider the limitations of coarse pitch threads. While they excel in applications requiring quick assembly, they may not provide the same level of precision as fine pitch threads. Fine pitch threads allow for more exact adjustments and are often used in applications where precise positioning is crucial, such as in optical devices or precision instruments. Therefore, engineers must carefully assess the requirements of their projects to determine whether coarse pitch threads or fine pitch threads would be more appropriate.Another factor to consider is the material compatibility. Certain materials may respond differently to various types of threads. For example, softer materials might deform under the pressure of a coarse pitch thread, leading to a less secure fit over time. It is vital for engineers to choose the right combination of thread type and material to ensure the longevity and reliability of their assemblies.In conclusion, coarse pitch threads (粗牙螺纹) play a significant role in many engineering applications due to their ease of use, strength, and durability. They are particularly beneficial in environments where speed and efficiency are paramount. However, understanding their limitations and the contexts in which they excel is crucial for achieving optimal results in engineering designs. By carefully selecting the appropriate thread type for each application, engineers can ensure that their projects are both effective and reliable, ultimately contributing to the success of their endeavors.