Core Insights - The article emphasizes the trend of miniaturization and lightweight design in humanoid robots, driven by the need for improved performance in various applications such as industrial, home service, and medical fields [1][3][21] - The shift from traditional heavy robots to lighter and smaller models is seen as essential for enhancing efficiency and expanding application boundaries [2][3][21] Group 1: Miniaturization and Lightweight Design - Miniaturization and lightweight design are becoming focal points in the robotics industry, with companies like Yushun and Lingxin demonstrating smaller and more agile robotic products [1][3] - The current humanoid robots typically weigh around 70 kg, and there is a pressing need for better safety measures due to their weight [2][3] - Lightweight and miniaturized robots can improve energy efficiency and operational flexibility, addressing core pain points in robotics [3][21] Group 2: Structural Optimization - Structural components are evolving from being secondary to becoming core competitive elements in the robotics industry, with innovations in design and materials driving this change [4][5] - The optimization of structural components is crucial for enhancing the motion performance and application range of humanoid robots [4][5] - The introduction of topology optimization techniques allows for significant weight reduction while maintaining strength, as seen in products like Tian Gong Ultra [8][10] Group 3: Integration and Functionality - The trend towards integrated design is reshaping the market, with structural components increasingly serving as multifunctional carriers rather than mere supports [11][12] - Innovations such as the integrated joint design by Tianlian Robotics demonstrate significant weight and volume reductions while enhancing torque density [12][16] - The integration of sensors into structural components improves the environmental perception capabilities of robots, as exemplified by the Walker II robot [12][16] Group 4: Material Innovations - The shift from steel to a diverse range of materials is a key driver for lightweight structural components, with aluminum and magnesium alloys gaining prominence [17][19] - Magnesium alloys are becoming popular for mid-to-high-end robots due to their excellent shock absorption and electromagnetic shielding properties [17][19] - Engineering plastics like PEEK are also emerging as alternatives, with a projected market growth rate of 8% annually, particularly in the robotics sector [19][21] Group 5: Challenges and Opportunities - The robotics structural component market faces challenges such as balancing material performance and manufacturing scalability [21][22] - The lack of collaboration across the supply chain hinders technological advancements, as companies often operate in silos [24] - Despite these challenges, the long-term growth potential remains strong, with projections indicating a market size of 5 billion yuan by 2025 for humanoid robot structural components [21][24]