mandrel

简明释义

英[ˈmændr(ə)l]美[ˈmændrəl]

n. （圆形）心轴

英英释义

单词用法

同义词

反义词

例句

1.One way is to use a hollow billet and then use a fixed or floating mandrel.

一种方法是使用空心坯，然后使用固定或浮动芯棒。

2.A hole is drilled in the center and it is bolted to a mandrel so that the rest of the machining operations can be performed.

钻一个洞，是在中央，这是一个心轴螺栓，使其余的加工操作可以执行。

3.The position control of side guider, pinch roll, and mandrel is very important for the whole coil area. It influences directly the success of coiling.

侧导板、夹送辊、卷筒的位置控制对整个卷取区至关重要，直接影响卷取成功与否。

4.The plunger consists of a solid spiral mandrel, tapered mandrel nose, and premium high-alloy dart.

该柱塞包括一个实心螺旋轴、锥形芯轴的机头和优质高合金活门。

5.Advantages of employment of semi-floating mandrel mill to produce small and medium tubes are elaborated.

提出了小型无缝钢管生产机组选用半浮动芯棒连轧工艺的优势。

6.The technology of designing and making for extrusion die with small die-mandrel by several examples is introduced.

通过实例介绍了具有小模芯的铝型材挤压模的设计和制造方法。

7.Cold ring roll process is an advanced plastic processing technology. The feed velocity of mandrel is one of the important parameters in the process.

环件冷轧是一种先进的塑性加工工艺，而其中芯辊的进给速度对环件冷轧工艺有重要影响。

8.A properly aligned mandrel is crucial for achieving precise dimensions in manufacturing.

一个正确对齐的夹头对于在制造中获得精确尺寸至关重要。

9.He used a tapered mandrel to shape the metal into a conical form.

他使用一个锥形夹头将金属塑造成锥形。

10.After replacing the old mandrel, the machine started functioning more efficiently.

更换旧的夹头后，机器的运转效率提高了。

11.The technician inserted the workpiece onto the mandrel to begin the machining process.

技术员将工件插入夹头以开始加工过程。

12.The mandrel must be securely fastened to prevent any movement during operation.

在操作过程中，夹头必须牢固固定，以防止任何移动。

作文

The term mandrel refers to a tool used in various manufacturing processes, particularly in the fields of metalworking and machining. It is essentially a support or fixture that holds a workpiece in place while it is being shaped, machined, or assembled. Understanding the function and importance of a mandrel can significantly enhance one's grasp of mechanical engineering and fabrication techniques. In the world of manufacturing, precision is paramount. When creating intricate parts, such as those found in automotive engines or aerospace components, the need for accuracy cannot be overstated. A mandrel serves as a vital component in ensuring that the workpiece remains stable and secure during the machining process. For instance, when a cylindrical part is being turned on a lathe, a mandrel can be used to hold the part in place, allowing for uniform cutting and shaping. This not only improves the quality of the final product but also reduces waste and increases efficiency.There are several types of mandrels, each designed for specific applications. Some are fixed, meaning they are designed to hold a single size or shape of workpiece, while others are adjustable, allowing for versatility in holding different sizes. For example, a tapered mandrel can be used to hold conical shapes, while a straight mandrel is ideal for cylindrical objects. The choice of mandrel can greatly affect the outcome of the machining process, making it essential for engineers and machinists to select the appropriate type for their specific needs.Moreover, the use of a mandrel is not limited to just machining. In the field of composites, a mandrel is often used to create hollow structures, such as pipes or tubes. By wrapping composite materials around a mandrel, manufacturers can produce lightweight yet strong components that are crucial in industries like aerospace and automotive. Once the composite material has cured, the mandrel can be removed, leaving behind a hollow structure that meets the desired specifications.In addition to its practical applications, the mandrel also plays a significant role in educational settings. Students learning about machining and manufacturing processes often encounter mandrels in their coursework. Understanding how to use a mandrel effectively can provide students with valuable skills that are applicable in real-world scenarios. This knowledge not only enhances their technical abilities but also prepares them for careers in engineering, manufacturing, and related fields.In conclusion, the mandrel is an indispensable tool in the manufacturing industry. Its ability to securely hold workpieces during machining processes contributes to the overall quality and efficiency of production. As technology continues to advance, the design and application of mandrels will likely evolve, further enhancing their utility in various fields. Whether in traditional machining or modern composite fabrication, the mandrel remains a fundamental element in the quest for precision and excellence in manufacturing.

术语mandrel指的是在各种制造过程中使用的一种工具，特别是在金属加工和机械加工领域。它本质上是一个支撑或夹具，用于在成型、加工或组装工作件时将其固定在适当位置。理解mandrel的功能和重要性可以显著增强人们对机械工程和制造技术的掌握。在制造的世界中，精度至关重要。在创造复杂部件时，例如汽车发动机或航空航天组件中的部件，准确性的需求不容小觑。mandrel作为确保工作件在加工过程中保持稳定和安全的重要组成部分。例如，当在车床上加工圆柱形零件时，可以使用mandrel将零件固定在适当位置，允许均匀切割和成型。这不仅提高了最终产品的质量，还减少了浪费并提高了效率。有几种类型的mandrel，每种类型都设计用于特定的应用。一些是固定的，意味着它们被设计为只能夹持单一尺寸或形状的工作件，而另一些则是可调的，允许夹持不同尺寸的多样性。例如，锥形mandrel可用于夹持锥形物体，而直mandrel则适合圆柱形物体。mandrel的选择会极大地影响加工过程的结果，因此工程师和机械师必须选择适合其特定需求的类型。此外，mandrel的使用不仅限于加工。在复合材料领域，mandrel通常用于创建中空结构，如管道或管子。通过将复合材料缠绕在mandrel上，制造商可以生产出轻便而强大的组件，这在航空航天和汽车等行业至关重要。一旦复合材料固化，就可以移除mandrel，留下符合所需规格的中空结构。除了其实际应用外，mandrel在教育环境中也发挥着重要作用。学习机械加工和制造过程的学生经常在课程中接触到mandrel。有效使用mandrel的能力可以为学生提供在现实场景中适用的宝贵技能。这种知识不仅增强了他们的技术能力，还为他们在工程、制造和相关领域的职业生涯做好了准备。总之，mandrel是制造行业中不可或缺的工具。它在加工过程中安全夹持工作件的能力有助于生产的整体质量和效率。随着技术的不断进步，mandrels的设计和应用可能会不断演变，进一步增强其在各个领域的实用性。无论是在传统加工还是现代复合材料制造中，mandrel始终是追求制造精度和卓越的基本要素。