machining allowance

简明释义

机械加工余量

英英释义

例句

1.The machining allowance is typically added to the original dimensions to account for tool wear.

通常将加工余量添加到原始尺寸中，以考虑刀具磨损。

2.The engineer specified a machining allowance for the part to ensure it could be finished accurately.

工程师为该部件指定了一个加工余量，以确保其能够准确完成。

3.A larger machining allowance can lead to longer machining times but allows for more precise finishing.

较大的加工余量可能会导致更长的加工时间，但允许更精确的加工。

4.In this project, the machining allowance was set at 0.5 mm to accommodate the finishing process.

在这个项目中，加工余量设定为0.5毫米，以适应精加工过程。

5.When designing the component, it's crucial to consider the machining allowance to avoid any issues during production.

在设计组件时，考虑加工余量至关重要，以避免生产过程中出现任何问题。

作文

In the world of manufacturing, precision and accuracy are paramount. One crucial aspect that engineers and machinists must consider is the concept of machining allowance. The term machining allowance refers to the extra material that is intentionally left on a workpiece during the manufacturing process. This allowance is essential for several reasons, including ensuring the final product meets the required specifications and tolerances. Without adequate machining allowance, the finished part may not achieve the desired dimensions or surface finish, leading to potential failures in functionality. The process of machining involves removing material from a workpiece to create the desired shape and size. During this process, it is common for some material to be removed due to various factors such as tool wear, vibrations, and inaccuracies in the initial material. Therefore, engineers must calculate the appropriate machining allowance to accommodate these factors and ensure that the final dimensions of the component are accurate. Different types of machining processes, such as turning, milling, and grinding, may require different machining allowances. For instance, during turning operations, where a rotating workpiece is cut by a stationary tool, the machining allowance might be larger compared to milling, where the tool moves across the surface of the workpiece. This variance is due to the differences in how material is removed and the potential for tool deflection. Moreover, the choice of material also influences the machining allowance that needs to be factored in. Softer materials may require less allowance because they can be machined more easily, while harder materials may necessitate a larger allowance to account for the increased difficulty in achieving precise cuts. Additionally, the complexity of the part design plays a significant role in determining the necessary machining allowance. Complex geometries may require more careful consideration and additional material to ensure that all features can be accurately machined. Another important consideration is the cost implications of machining allowance. While it is vital to leave enough material to achieve the desired final dimensions, excessive allowance can lead to unnecessary waste and increased manufacturing costs. Therefore, manufacturers strive to find a balance between leaving sufficient allowance and minimizing waste. This balance is often achieved through careful planning and simulation of the machining process before actual production begins. In conclusion, understanding the concept of machining allowance is essential for anyone involved in the manufacturing industry. It plays a critical role in ensuring that parts are produced with the necessary precision and quality. By carefully calculating and applying the correct machining allowance, manufacturers can minimize waste, reduce costs, and enhance the overall efficiency of the machining process. As technology continues to advance, the methods for determining and applying machining allowance will also evolve, leading to even greater improvements in manufacturing practices.

在制造业的世界中，精度和准确性至关重要。工程师和机械师必须考虑的一个关键方面是加工余量的概念。术语加工余量指的是在制造过程中故意留在工件上的多余材料。这种余量对于多个原因至关重要，包括确保最终产品符合所需的规格和公差。如果没有足够的加工余量，成品可能无法达到所需的尺寸或表面光洁度，从而导致功能上的潜在故障。加工过程涉及从工件上去除材料以创建所需的形状和大小。在此过程中，由于工具磨损、振动和初始材料的不准确性等各种因素，通常会去除一些材料。因此，工程师必须计算适当的加工余量以适应这些因素，并确保组件的最终尺寸准确。不同类型的加工工艺，如车削、铣削和磨削，可能需要不同的加工余量。例如，在车削操作中，旋转的工件被固定的工具切割，加工余量可能比铣削操作大，因为铣削时工具在工件表面移动。这种差异是由于材料去除方式和工具偏转的潜在影响。此外，材料的选择也会影响需要考虑的加工余量。较软的材料可能需要较少的余量，因为它们更容易加工，而较硬的材料可能需要更大的余量，以便能够实现精确的切割。此外，零件设计的复杂性在确定必要的加工余量时也起着重要作用。复杂的几何形状可能需要更仔细的考虑和额外的材料，以确保所有特征都可以准确加工。另一个重要的考虑因素是加工余量的成本影响。虽然留出足够的材料以实现所需的最终尺寸至关重要，但过多的余量可能导致不必要的浪费和增加的制造成本。因此，制造商努力在留出足够的余量和最小化浪费之间找到平衡。这种平衡通常通过在实际生产开始之前仔细规划和模拟加工过程来实现。总之，理解加工余量的概念对于任何参与制造行业的人来说都是必不可少的。它在确保零件以必要的精度和质量生产中发挥着关键作用。通过仔细计算和应用正确的加工余量，制造商可以最小化浪费、降低成本并提高加工过程的整体效率。随着技术的不断进步，确定和应用加工余量的方法也将不断发展，从而在制造实践中带来更大的改进。