双林股份发布国产首款反向式行星滚柱丝杠

Group 1 - The core viewpoint of the articles is that Shuanglin Co., Ltd. has launched a new reverse planetary roller screw product, which addresses the domestic demand for humanoid robot core components through technological innovation [1][2] - The reverse planetary roller screw is designed to enhance load capacity, speed, and lifespan while reducing mass production costs, thus overcoming the traditional limitations of screw transmission [1][2] - The global market for roller screws is expected to exceed 12 billion yuan by 2025 and reach a trillion-level market by 2030, indicating a significant growth opportunity in the humanoid robot industry [2] Group 2 - Shuanglin Co., Ltd. has evolved from a local mold factory established in 1987 to a leading automotive parts company with over 20 global production bases, covering various sectors including automotive interior and exterior parts, electromechanical systems, hub bearings, and new energy electric drives [2] - The company has over 300 patents and five R&D centers, and it has integrated the entire industry chain capability from "materials-design-processing-testing" through the acquisition of Wuxi Kezhixin [2] - Shuanglin Co., Ltd. aims to deepen the research and innovation of precision transmission technology and promote the application of reverse planetary roller screws in humanoid robot joint modules and other related industries [2]