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Manufacturing Technology Insights | Friday, September 15, 2023
The metal fabrication industry must embrace technological advancements and sustainability practices, adopt automation and cutting-edge fabrication technologies, and remain agile in the face of evolving market demands to ensure continued growth and success in the years to come.
FREMONT, CA: The metal fabrication industry is experiencing increased competitiveness, urging businesses to invest in technology, research, and development to expand capabilities and maintain a leading position in the manufacturing market. Embracing a versatility, flexibility, and growth mindset will be essential as global markets undergo shifts and transformations in the coming years.
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Sustainability has long been a focus in the manufacturing sector, and the current scenario of rising material and energy prices is further driving the emphasis on doing more with less. Companies continuously strive to minimize waste and conserve resources, seeking ways to optimize material utilization and reduce scrap. Setup efficiency is a critical aspect being explored to ensure that the first machine-produced piece meets quality standards. Furthermore, nesting optimization for sheet metal fabrication can yield substantial material savings during punching and laser cutting. In addition to being environmentally responsible, adopting green practices, such as going paperless, using eco-friendly cutting fluids and lubricants, and transitioning to LED lighting, also helps manage costs effectively.
Recycling plays a significant role in sustainability efforts within metal fabrication, particularly with materials like aluminum, which require less energy for melting scrap than raw extraction. The industry is benefiting from the recyclability of metal scraps, as most can be recycled and used in various applications, contributing to a more sustainable manufacturing process. When discussing automation in metal fabrication, the focus often centers on robots, especially welding tasks. However, the rise of collaborative robots, or cobots, is gaining attention for pick-and-place operations. Unlike powerful industrial robots, cobots have limited force capabilities, allowing them to work alongside human workers without requiring extensive guarding. This enables them to perform tasks like machine tending and unloading, enhancing overall productivity.
The fourth industrial revolution (4IR) has become a reality in the metal fabrication industry, characterized by the integration of cheap sensors, communication technology, and data analytics tools to drive significant productivity improvements. Artificial intelligence (AI) is now embedded in modern laser-cutting machines, optimizing beam parameters and nesting algorithms to maximize efficiency and material usage.
Advancements in fabrication technology extend beyond automation, with fiber lasers emerging as a game-changer in the industry. These lasers offer faster cutting and reduced waste than older CO2 machines, providing higher power for cutting thicker materials without needing costly assist gases. The precision of these fiber lasers also enables common-edge cutting, further increasing sheet yields and driving higher productivity while lowering production costs.
Another trend making waves in the metal fabrication world is 3D printing, which has evolved from primarily printing with plastics to utilizing a variety of metal powders. This additive manufacturing technology rapidly advances, offering new possibilities for producing complex metal parts and components.
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