镁合金、PEEK、碳纤维崛起！机器人轻量化引爆材料新战场（附报告）

Group 1 - The core viewpoint of the article emphasizes the importance of lightweight technology in robotics, which enhances performance, energy efficiency, and adaptability in various applications, including space exploration and medical surgery [2][6][13]. - Lightweight design significantly reduces energy consumption and improves the operational efficiency of robots, making them more suitable for demanding environments [2][17][21]. Group 2 - The article outlines the acceleration of humanoid robots entering real-world applications, with events like the humanoid robot marathon showcasing their capabilities and highlighting the need for lightweight designs [6][12]. - Lightweight design is crucial for improving the endurance of humanoid robots, as reducing weight directly correlates with increased operational time and efficiency [14][18][23]. Group 3 - The article discusses three main pathways for achieving lightweight designs in humanoid robots: structural optimization, component replacement, and material substitution [28][29][32]. - Structural optimization involves techniques like topology optimization to reduce weight without compromising performance, as demonstrated by the "Tiangong Ultra" robot [29][30][31]. Group 4 - Material substitution is highlighted as a significant opportunity for lightweighting, with materials like magnesium alloys and PEEK being considered for their lower density and superior performance compared to traditional materials [55][58][73]. - The economic viability of magnesium alloys is emphasized, as their cost-effectiveness compared to aluminum alloys makes them a promising choice for large-scale applications in robotics [67][68]. Group 5 - The article notes that the current lightweighting efforts in humanoid robots are still in the early stages, with many manufacturers being startups lacking sufficient resources and expertise [52][54]. - The integration of components into modular designs is suggested as a way to simplify manufacturing and reduce weight, similar to trends seen in the automotive industry [45][49].