external gear

简明释义

外接齿轮

英英释义

例句

1.During the assembly, make sure the external gear is properly aligned with the internal components.

在组装过程中，确保外部齿轮与内部组件正确对齐。

2.The external gear on the bicycle allows for smoother shifting between speeds.

自行车上的外部齿轮可以实现更平滑的档位切换。

3.To increase efficiency, we decided to use an external gear in the transmission system.

为了提高效率，我们决定在传动系统中使用一个外部齿轮。

4.The robot's movement is controlled by an external gear that connects to the motor.

机器人的运动由一个连接到电动机的外部齿轮控制。

5.An external gear is often used in machinery to transfer power from one part to another.

在机械中，外部齿轮通常用于将动力从一个部分传递到另一个部分。

作文

In the world of machinery and engineering, the term external gear refers to a type of gear that is mounted outside of another gear or component. This design is crucial for transferring motion and torque between shafts that are not aligned with each other. Understanding the function and application of external gears can significantly enhance our ability to design and troubleshoot mechanical systems. The basic principle behind external gears lies in their teeth, which protrude outward from the gear's body. When two external gears mesh together, the teeth engage at a specific point, allowing one gear to drive the other. This interaction is fundamental in various applications, from simple clock mechanisms to complex automotive transmissions. The efficiency and effectiveness of external gears make them a preferred choice in many mechanical designs.One of the significant advantages of using external gears is their ability to handle high loads while maintaining smooth operation. They are typically constructed from durable materials such as steel or reinforced plastic, ensuring longevity and reliability in demanding environments. Moreover, external gears can be manufactured in various sizes and configurations, allowing engineers to customize their designs based on specific requirements. In addition to their strength, external gears also offer versatility in motion transmission. For instance, they can be used to change the direction of motion, increase speed, or amplify torque. This adaptability makes them ideal for various applications, including robotics, conveyor systems, and industrial machinery. Engineers often take advantage of these characteristics when designing systems that require precise control over movement.However, it is essential to consider the limitations of external gears as well. One notable drawback is the potential for wear and tear due to friction between the meshing teeth. Over time, this can lead to decreased performance and the need for maintenance or replacement. To mitigate this issue, engineers often incorporate lubrication systems to reduce friction and extend the lifespan of the gears. Additionally, proper alignment during installation is crucial to ensure optimal performance and prevent premature wear.The role of external gears in modern technology cannot be overstated. They are integral components in various machines, from household appliances to heavy industrial equipment. As technology advances, the design and manufacturing processes for external gears continue to evolve, leading to improved efficiency and performance. Innovations such as computer-aided design (CAD) and advanced materials science have opened new possibilities for creating more effective and reliable gear systems.In conclusion, understanding external gears is vital for anyone involved in engineering or mechanics. Their unique design and functionality play a crucial role in the performance of numerous machines and systems. By appreciating the advantages and limitations of external gears, engineers and designers can make informed decisions that enhance the efficiency and reliability of their projects. Whether in a small-scale application or a large industrial setting, the significance of external gears remains undeniable, making them a fundamental aspect of mechanical engineering.

在机械和工程的世界中，术语外齿轮指的是一种安装在另一个齿轮或组件外部的齿轮。这种设计对于在不对齐的轴之间传递运动和扭矩至关重要。理解外齿轮的功能和应用可以显著增强我们设计和排除机械系统故障的能力。外齿轮的基本原理在于其齿轮，从齿轮的主体向外突出。当两个外齿轮啮合在一起时，齿轮在特定点相互作用，使一个齿轮驱动另一个齿轮。这种相互作用是各种应用中的基础，从简单的钟表机制到复杂的汽车变速器。外齿轮的效率和效果使其成为许多机械设计的首选。使用外齿轮的一个显著优势是它们能够承受高负荷，同时保持平稳运行。它们通常由耐用材料如钢或增强塑料制成，确保在苛刻环境中的耐用性和可靠性。此外，外齿轮可以制造成各种尺寸和配置，使工程师能够根据特定要求定制设计。除了强度，外齿轮还在运动传输方面提供了多样性。例如，它们可以用于改变运动方向、提高速度或放大扭矩。这种适应性使它们非常适合各种应用，包括机器人技术、输送系统和工业机械。工程师通常利用这些特性在设计需要精确控制运动的系统时。然而，考虑外齿轮的局限性也很重要。一个显著的缺点是由于啮合齿之间的摩擦而可能造成的磨损。随着时间的推移，这可能导致性能下降，并需要维护或更换。为了减轻这一问题，工程师通常会采用润滑系统来减少摩擦并延长齿轮的使用寿命。此外，安装时的正确对齐对于确保最佳性能和防止过早磨损至关重要。外齿轮在现代技术中的作用不可低估。它们是从家用电器到重型工业设备等各种机器的核心组件。随着技术的进步，外齿轮的设计和制造过程不断演变，导致效率和性能的提高。计算机辅助设计（CAD）和先进材料科学等创新为创建更有效和可靠的齿轮系统开辟了新的可能性。总之，理解外齿轮对任何参与工程或机械工作的人来说都是至关重要的。它们独特的设计和功能在众多机器和系统的性能中发挥着关键作用。通过欣赏外齿轮的优缺点，工程师和设计师可以做出明智的决策，从而提高他们项目的效率和可靠性。无论是在小规模应用还是大型工业环境中，外齿轮的重要性仍然不可否认，使其成为机械工程的基本方面。