机械设备行业深度报告：人形机器人推动丝杠需求，国内厂商突破量产壁垒

Investment Rating - The report suggests a positive outlook for the planetary roller screw industry, particularly driven by the increasing demand from humanoid robots and the potential for domestic manufacturers to capture market share from established European firms [3][59]. Core Insights - Planetary roller screws are gaining traction in various industries due to their compact size, high efficiency, and durability, making them a preferred choice in automotive, engineering machinery, machine tools, robotics, medical devices, and oil and gas sectors [3][10]. - The humanoid robot market is expected to significantly boost the demand for planetary roller screws, with projections indicating a need for 14 million units by 2029, translating to a market expansion of 11.2 billion yuan [3][52]. - European manufacturers currently dominate the high-end market for planetary roller screws, but domestic companies are accelerating their development and production capabilities, creating opportunities for market entry [3][59]. Summary by Sections 1. Barriers to Entry in Planetary Roller Screw Production - The production of planetary roller screws involves high barriers due to the need for specialized materials, mature processes, and advanced grinding equipment, resulting in high manufacturing costs and challenges in scaling production [3][18][23]. 2. Acceleration of Humanoid Robot Production - The report highlights the rapid development of humanoid robots, with major companies announcing mass production plans, which will drive the demand for planetary roller screws significantly [3][27][39]. 3. European Manufacturers Lead the High-End Market - In 2022, the top four manufacturers in the planetary roller screw market in China were Rollvis (Switzerland), GSA (Switzerland), Rexroth (Germany), and Ewellix (Sweden), with market shares of 27%, 26%, 13%, and 12% respectively [3][59]. 4. Investment Opportunities in Domestic Manufacturers - The report recommends focusing on domestic companies that have secured key clients, possess high-end processing equipment, and emphasize R&D innovation, such as Hengli Hydraulic, Wuzhou New Spring, Best, Beite Technology, Shuanglin Co., Qinchuan Machine Tool, and Huachen Equipment [3][59].