tooth pitch

简明释义

齿距

英英释义

例句

1.Adjusting the tooth pitch can improve the efficiency of the transmission system.

调整齿距可以提高传动系统的效率。

2.The engineer calculated the tooth pitch to ensure the gears would mesh correctly.

工程师计算了齿距以确保齿轮能够正确啮合。

3.When designing a new gear, it is crucial to select the right tooth pitch.

在设计新齿轮时，选择合适的齿距至关重要。

4.A smaller tooth pitch can lead to smoother operation in high-speed machinery.

较小的齿距可以在高速机械中实现更平稳的操作。

5.The manufacturer offers a variety of tooth pitch options for their sprockets.

制造商为他们的链轮提供多种齿距选项。

作文

In the world of engineering and mechanical design, precision is paramount. One of the critical aspects that engineers must consider when designing gears and similar components is the concept of tooth pitch. The term tooth pitch refers to the distance between the centers of adjacent teeth on a gear or sprocket. This measurement is essential as it directly influences how well the gears mesh together, which in turn affects the efficiency and performance of the machinery in which they are used.Understanding tooth pitch is vital for several reasons. Firstly, it determines the compatibility of gears. If two gears have different tooth pitches, they will not engage properly, leading to increased wear and potential failure of the components. Therefore, engineers must ensure that the tooth pitch of the driving gear matches that of the driven gear to facilitate smooth operation.Secondly, the tooth pitch plays a significant role in the load distribution across the gear teeth. A smaller tooth pitch generally means more teeth are engaged at any given time, which can lead to better load distribution and reduced stress on individual teeth. This is particularly important in high-load applications where the risk of tooth breakage is higher. Conversely, a larger tooth pitch may result in fewer teeth engaging, which can concentrate the load and increase the risk of failure.Moreover, the tooth pitch also affects the overall size and weight of the gear system. Gears with a smaller tooth pitch tend to be more compact and lightweight, making them suitable for applications where space and weight are critical factors. On the other hand, gears with a larger tooth pitch may be bulkier, which could be advantageous in situations where strength and durability are prioritized over size.When designing a gear system, engineers often use formulas to calculate the tooth pitch based on the desired speed, torque, and application requirements. For instance, the tooth pitch can be derived from the number of teeth and the diameter of the pitch circle, which is an imaginary circle that passes through the points where the teeth effectively engage. This calculation helps in selecting the right gear dimensions to achieve optimal performance.In addition to mechanical applications, the concept of tooth pitch can also be found in various other fields, including textiles and manufacturing processes. For example, in sewing machines, the tooth pitch of the feed dogs determines how fabric is fed through the machine. Understanding this concept allows manufacturers to create better products that function efficiently and reliably.In conclusion, the concept of tooth pitch is fundamental in mechanical design and engineering. It influences gear compatibility, load distribution, and the overall size and performance of mechanical systems. By grasping the importance of tooth pitch, engineers can make informed decisions that enhance the reliability and efficiency of their designs. As technology continues to advance, the significance of precise measurements like tooth pitch will only grow, underscoring the need for ongoing education and understanding in the field of engineering.

在工程和机械设计的世界中，精确度至关重要。工程师在设计齿轮和类似组件时必须考虑的关键方面之一是齿距的概念。术语齿距指的是齿轮或链轮上相邻齿中心之间的距离。这个测量非常重要，因为它直接影响齿轮的啮合程度，从而影响其使用的机械的效率和性能。理解齿距至关重要，原因有几个。首先，它决定了齿轮的兼容性。如果两个齿轮的齿距不同，它们将无法正确啮合，导致组件的磨损增加和潜在的故障。因此，工程师必须确保驱动齿轮的齿距与被驱动齿轮的齿距相匹配，以促进平稳运行。其次，齿距在齿轮齿之间的负载分布中也起着重要作用。较小的齿距通常意味着在任何给定时刻有更多的齿参与啮合，这可以导致更好的负载分布，并减少单个齿的应力。这在高负载应用中特别重要，因为齿断裂的风险更高。相反，较大的齿距可能导致较少的齿参与，这可能会集中负载并增加故障的风险。此外，齿距还影响齿轮系统的整体大小和重量。具有较小齿距的齿轮通常更紧凑且轻便，适用于空间和重量至关重要的应用。而具有较大齿距的齿轮可能更笨重，这在强度和耐用性优先于尺寸的情况下可能是有利的。在设计齿轮系统时，工程师通常使用公式根据所需的速度、扭矩和应用要求来计算齿距。例如，齿距可以通过齿数和基圆直径推导出来，基圆是通过有效接触点的假想圆。这个计算有助于选择合适的齿轮尺寸，以实现最佳性能。除了机械应用外，齿距的概念还可以在其他各个领域找到，包括纺织和制造过程。例如，在缝纫机中，送料牙的齿距决定了面料如何通过机器进给。理解这一概念使制造商能够创造出更好、更高效和可靠的产品。总之，齿距的概念在机械设计和工程中是基础性的。它影响齿轮的兼容性、负载分布以及机械系统的整体大小和性能。通过掌握齿距的重要性，工程师可以做出明智的决策，从而提高设计的可靠性和效率。随着技术的不断进步，像齿距这样的精确测量的重要性只会增加，这突显了在工程领域持续教育和理解的必要性。