weld line

简明释义

焊接线

英英释义

例句

1.The quality of the weld line can affect the overall strength of the structure.

焊接线的质量会影响结构的整体强度。

2.After the test, the weld line showed no signs of fatigue.

测试后，焊接线没有显示出疲劳的迹象。

3.Proper alignment is crucial to ensure a strong weld line.

正确的对齐对于确保强大的焊接线至关重要。

4.They used a special technique to minimize the appearance of the weld line.

他们使用了一种特殊技术来减少焊接线的外观。

5.The engineer inspected the weld line for any signs of weakness.

工程师检查了焊接线是否有任何弱点的迹象。

作文

In the field of manufacturing, particularly in processes like injection molding, the term weld line refers to a visible line or mark that appears on the surface of a molded part where two flow fronts of molten material meet and fuse together. This phenomenon occurs when plastic is injected into a mold cavity from multiple entry points, creating separate streams that eventually converge. Understanding the implications of weld line formation is crucial for engineers and designers, as it can significantly affect the quality and aesthetics of the final product. The presence of a weld line can impact not only the visual appeal of a product but also its structural integrity. For instance, if the weld line is located in a high-stress area of the component, it may become a weak point, leading to potential failures during use. Therefore, when designing a part, it's essential to consider the flow paths of the molten material and strategize the placement of gates to minimize the occurrence of weld lines. Moreover, the appearance of weld lines can vary depending on several factors, including the type of material used, the temperature of the mold, and the speed of injection. Some materials are more prone to exhibiting noticeable weld lines, while others may have better flow characteristics that allow for a smoother fusion. Engineers often conduct tests and simulations to predict where weld lines might form and how they can be mitigated. In addition to aesthetic considerations, the mechanical properties of parts with weld lines can differ from those without them. Research has shown that the strength of the bond formed at a weld line can be less than that of the surrounding material, which raises concerns in applications requiring high durability. Consequently, industries such as automotive and aerospace, where safety and performance are paramount, pay special attention to the management of weld lines. To address these challenges, manufacturers may employ various strategies. One common approach is to adjust the processing parameters, such as increasing the injection speed or modifying the temperature settings, to enhance the flow and reduce the likelihood of weld line formation. Additionally, incorporating design features that guide the flow of material can help direct it away from critical areas, thereby minimizing the impact of weld lines. In conclusion, understanding the concept of weld line is vital for anyone involved in the manufacturing process, especially in injection molding. By recognizing the factors that contribute to weld line formation and implementing effective strategies to control them, manufacturers can improve the quality, appearance, and reliability of their products. As technology advances, ongoing research and development will continue to provide insights into better managing weld lines and enhancing the overall efficiency of production processes.

在制造领域，特别是在注塑等工艺中，术语weld line指的是模制零件表面出现的可见线条或痕迹，这些线条是由于两股熔融材料相遇并融合而形成的。这种现象发生在塑料从多个进料口注入模具腔体时，形成独立的流动，然后最终汇聚。理解weld line形成的影响对工程师和设计师至关重要，因为它会显著影响最终产品的质量和美观。weld line的存在不仅会影响产品的视觉吸引力，还会影响其结构完整性。例如，如果weld line位于组件的高应力区域，它可能成为一个薄弱点，导致在使用过程中潜在的故障。因此，在设计零件时，考虑熔融材料的流动路径并策划进料口的位置以最小化weld line的发生是至关重要的。此外，weld line的外观可能因多种因素而异，包括所用材料类型、模具温度和注射速度。一些材料更容易出现明显的weld line，而其他材料可能具有更好的流动特性，可以实现更平滑的融合。工程师通常会进行测试和模拟，以预测weld line可能形成的位置以及如何减轻其影响。除了美学考虑之外，带有weld line的零件的机械性能可能与没有weld line的零件不同。研究表明，在weld line处形成的结合强度可能低于周围材料的强度，这在需要高耐久性的应用中引发了担忧。因此，在汽车和航空航天等行业，安全和性能至关重要，因此特别关注weld line的管理。为了解决这些挑战，制造商可以采用各种策略。一种常见的方法是调整加工参数，例如提高注射速度或修改温度设置，以增强流动并减少weld line形成的可能性。此外，采用引导材料流动的设计特征可以帮助将其引导远离关键区域，从而最小化weld line的影响。总之，理解weld line的概念对任何参与制造过程的人来说都是至关重要的，尤其是在注塑过程中。通过认识到导致weld line形成的因素并实施有效的控制策略，制造商可以提高产品的质量、美观和可靠性。随着技术的进步，持续的研究和开发将继续提供关于更好管理weld line的洞察，并增强生产过程的整体效率。