灵巧手作为一种仿人手生理结构机器人，是一种拟人化并能实现智能控制的高级末端执行机构。灵巧手 种类多样，按照传动方式与驱动结构划分，可以分为腱绳传动、连杆传动、齿轮传动、液压传动和混合 传动，其中腱绳传动方案一直是行业的主流方案。特斯拉发布原型机后，其展示的灵巧手方案多次迭 代，其在降本为核心的路径中，驱动系统整体重构，2024年10月展示的灵巧手看，整体细节更加简洁， 动作更加灵活，目前的灵巧手方案是电机通过行星滚柱丝杠驱动腱绳，同时自由度提升到22个，驱动装 置前移至小臂。 空心杯电机是灵巧手驱动方案的优选，传动方案选择具备多样性 风险提示：人形机器人产业化进程不确定性风险、技术研发不及预期的风险。 国泰君安发布研报称，目前，灵巧手行业主要产品仍以国外品牌为主导，受益于人形机器人的发展，国 内企业纷纷跟进，推出自己的相关灵巧手产品，技术加速收敛海外，该行推荐具备灵巧手生产能力并具 备产品的公司，以及灵巧手核心零部件厂商，重点推荐兆威机电（003021）(003021.SZ)、鸣志电器 （603728）(603728.SH)、捷昌驱动（603583）(603583.SH)，受益标的为鼎智科技(873593.B ...

本报告导读： 传动方式看，腱绳方案依然较为主流，各家厂商传动方案整体看不尽相同，均存在一定创新性，在一级 二级三级传动的各环节中，特斯拉选用电机+微型丝杠+腱绳的创新方案。 灵巧手触觉方案：感知技术是机器人商业化落地的"功能触角"。灵巧手的传感器主要包括内部传感器和 外部传感器两类。内部传感器主要反馈灵巧手的姿态信息，决定灵巧手稳定能力。外部传感器包括接近 觉传感器和触觉传感器，主要感知目标物体的位置、受力等信息，其中触觉传感器是灵巧手完成各项功 能的关键。触觉传感器的核心任务是模拟人类皮肤的感知能力，其技术路线围绕"灵敏度"与"多功能"展 开，因此在材料的选择上，触觉传感器偏好于具有柔软、低模量、易变形等属性的柔性材料。其中压阻 式传感器结构简单、成本低，是较为常见的触觉传感器。远期看，电子皮肤是触觉传感的终极形态，其 被视为未来电子技术的新兴发展方向。 风险提示：人形机器人产业化进程不确定性风险、技术研发不及预期的风险 灵巧手是人形机器人的灵魂，降本是核心。灵巧手作为一种仿人手生理结构机器人，是一种拟人化并能 实现智能控制的高级末端执行机构。灵巧手种类多样，按照传动方式与驱动结构划分，可以分为腱绳传 动、 ...

证券代码：003021 证券简称：兆威机电 公告编号：2025-008 截至本公告披露日，沈险峰先生未持有公司股份，亦不存在应当履行而未履 行的承诺事项。沈险峰先生在担任公司董事会独立董事、相关专门委员会委员期 间勤勉尽责、恪尽职守，为公司的规范运作和健康发展发挥了积极作用。公司董 事会对沈险峰先生在任职期间所做出的贡献表示衷心的感谢！ 特此公告。 深圳市兆威机电股份有限公司 关于独立董事辞职的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 深圳市兆威机电股份有限公司（以下简称"公司"）董事会于近日收到独立 董事沈险峰先生的书面辞职报告。沈险峰先生于2019年3月25日起担任公司独立 董事，因连续任职满六年，申请辞去公司第三届董事会独立董事职务，同时辞去 第三届董事会提名委员会主任委员、第三届董事会审计委员会委员职务。沈险峰 先生原定任期至第三届董事会届满之日止，辞职后，将不再担任公司任何职务。 沈险峰先生的辞职将导致公司独立董事人数占董事会总人数比例低于三分 之一，为了保证董事会工作正常开展，根据《公司法》《上市公司独立董事管理 办法》《深圳证券交易所 ...

周观点：人形机器人产业端进展频出， 持续关注人形机器人产业链 ——人形机器人行业周报（2025.3.3-2025.3.7） [Table_Rating] 增持（维持） [◼Table_Summary] 主要观点 （1）优必选促发群体智能觉醒，在极氪实现全球首例多台多场景多任 务人形机器人协同实训。近日，优必选在极氪5G智慧工厂开展全球首 例多台、多场景、多任务的人形机器人协同实训，探索建立面向多任 务工业场景的通用人形机器人群体作业解决方案，推动人形机器人从 单机自主向群体智能进化。 （2）中国政府网发布视频《机器人群侠传》。中国政府网在公众号发 布了视频《机器人群侠传》，视频经过剪辑，将不同场景、种类繁多的 机器人与武林绝技相联系，全方位展示了我国在机器人领域的前沿成 果。 （3）《深圳市具身智能机器人技术创新与产业发展行动计划（2025- 2027年）》发布。3月3日，《深圳市具身智能机器人技术创新与产业发 展行动计划（2025-2027年）》（以下简称《行动计划》）正式发布。深 圳将重点引领核心技术攻坚突破、打造公共服务平台矩阵，吸引更多 上下游企业、科研机构、创新团队等聚集，营造最优创新生态，推动 具 ...

Investment Rating - The report maintains a "Recommended" rating for the humanoid robot industry, indicating a favorable outlook for investment opportunities in this sector [1][62]. Core Insights - The report highlights that dexterous hands, as end-effectors of robots, can be classified based on appearance, drive methods, and transmission methods. The mainstream types currently available in the market are primarily categorized as "biomimetic" combined with "motor" and either "linkage," "tendon," or "gear" transmission [6][7]. - The report discusses various drive solutions, including external wrist motors, finger root motors, and internal motors at finger joints, emphasizing the trade-off between the number of motors and degrees of freedom, where more motors lead to higher costs [6][8]. - It provides a detailed analysis of transmission methods, comparing linkage, tendon, and gear systems, each with its advantages and disadvantages in terms of stiffness, load capacity, manufacturing complexity, and cost [6][20]. - The report identifies key players in the dexterous hand market, including micro-motor suppliers and dexterous hand manufacturers, and suggests monitoring specific companies for investment opportunities [6][62]. Summary by Sections Section 1: Dexterous Hand Analysis - Dexterous hands are categorized based on appearance (grippers vs. biomimetic hands), drive methods (motor, hydraulic, pneumatic, artificial muscle), and transmission methods (gear, linkage, tendon) [7][8]. - The report emphasizes that the drive method of electric motors is the mainstream choice for biomimetic dexterous hands, with various configurations available depending on design and application [10][12]. Section 2: Patent Analysis - The report dissects patents from various companies, revealing that the dexterous hands primarily utilize biomimetic designs with at least three fingers and nine degrees of freedom, equipped with advanced sensor systems [28][29]. - It highlights Tesla's dexterous hand design, which incorporates built-in motors and gear systems for finger movement, showcasing innovative wiring methods for tendon-driven fingers [31][35]. Section 3: Related Companies and Investment Opportunities - The report lists several key companies in the humanoid robot sector, including micro-motor suppliers like Zhaowei Electromechanical and Mingzhi Electric, tendon and material suppliers like Nanshan Zhishang, and sensor suppliers like Keli Sensor [62][63]. - It provides financial forecasts for these companies, indicating their market capitalization and expected earnings for the coming years, which can guide investment decisions [63].

Summary of Zhaowei Electromechanical Conference Call Company Overview - The conference call discusses Zhaowei Electromechanical, focusing on its innovative micro-drive technology for dexterous hands, which is a significant advancement in the field of robotics and automation [1][2]. Key Points and Arguments - **Unique Micro-Drive Technology**: Zhaowei's dexterous hand features 17 actuators, allowing independent movement of each finger joint, enhancing flexibility and functionality [3][4]. - **Modular Design**: The dexterous hand is designed with a modular approach, enabling each joint to operate independently without coupling, which facilitates complex movements [3][4]. - **Innovative Linear Stepper Motor**: Zhaowei has developed a new type of linear stepper motor that converts rotational motion into linear motion, significantly reducing device length and improving efficiency and precision [3][5]. - **Material Selection**: The use of high polymer plastics for the drive nut and metal alloys for the screw enhances transmission efficiency, reduces wear, and decreases weight, which is crucial for the dexterous hand's performance [6][7]. - **Weight and Load Capacity**: The dexterous hand weighs less than 1,000 grams and can support a load of up to 3 kilograms, with a maximum of 20 degrees of freedom, making it highly functional [3][4]. - **Sensor Integration**: Each joint is equipped with sensors, including those in the fingertips and palm, improving the hand's ability to perceive its environment and its own state [4][3]. - **Different Versions**: The standard version includes 17 motors and actuators, while the advanced version adds lateral movement capabilities with a total of 20 actuators. The low-end version uses a non-powered coupling mechanism [9][3]. - **Research and Development Strength**: Zhaowei demonstrates strong R&D capabilities in the micro-drive field, with its innovative linear stepper motor being a market first, indicating potential for continued market leadership [10][3]. Additional Important Content - **Design Features**: The dexterous hand incorporates two types of linear actuators: traditional electric cylinders and Zhaowei's designed linear stepper motors, which are compact and highly integrated [8][3]. - **Advanced Control System**: The control system utilizes multi-layer PCB design, allowing a single mainboard to control multiple actuators, achieving high integration and performance [8][3]. - **Exploration of New Materials**: Zhaowei is exploring the use of PEK (polyether ether ketone) for screw materials, which, despite low market acceptance, shows promise for future applications [7][3].

Investment Rating - The industry investment rating is "Overweight," indicating that the industry is expected to outperform the overall market [12]. Core Insights - The report highlights the rise of robotics and the low-altitude economy, emphasizing opportunities in high-end manufacturing and equipment upgrades [2][3]. - The report discusses the government's focus on integrating digital technology with manufacturing advantages, supporting the development of intelligent terminals such as smart robots and AI applications [6]. - The low-altitude economy is expected to see significant policy support and infrastructure development, with 2024 being a pivotal year for its growth [6]. - The report emphasizes the need for high-end manufacturing to benefit from technological innovation and industry integration, recommending companies in smart manufacturing and advanced equipment sectors [6]. - Equipment upgrade demands are anticipated to be released due to new policies aimed at enhancing manufacturing capabilities [6]. Summary by Sections Robotics and Intelligent Manufacturing - The report advocates for the development of intelligent terminals, including smart robots and AI applications, driven by policy support and market demand [6]. - Companies to watch include Tianzhun Technology, Kaierda, and Sanhua Intelligent Control [6]. Low-altitude Economy - The report notes the importance of developing the low-altitude economy, with a focus on commercial aerospace and general aviation [6]. - Key companies in this sector include Laies Information and Deep City Transportation [6]. High-end Manufacturing - The report stresses the integration of technology and industry innovation, with a focus on advanced manufacturing sectors [6]. - Recommended companies include Haomai Technology and Kede CNC [6]. Equipment Upgrades - The report indicates that new policies will facilitate equipment upgrades across various sectors, including engineering machinery and rail transit [6]. - Companies to consider include Sany Heavy Industry and China Railway [6].

证券代码：003021 证券简称：兆威机电 公告编号：2025-007 深圳市兆威机电股份有限公司 5、经查询，公司控股股东、实际控制人在公司股票交易异常波动期间未买 卖公司股票。 股票交易异常波动公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 一、股票交易异常波动的情况介绍 深圳市兆威机电股份有限公司（以下简称"公司"）股票（证券简称：兆威机 电，证券代码：003021）于2025年2月25日、2025年2月26日连续2个交易日收盘 价格涨幅偏离值累计超过20%，根据深圳证券交易所的有关规定，属于股票交易 异常波动的情况。 二、公司关注及核实的相关情况 针对公司股票异常波动情况，公司对有关事项进行了核查，现将有关情况说 明如下： 1、公司前期披露的信息不存在需要更正、补充之处； 2、公司未发现近期公共传媒报道了可能或已经对本公司股票交易价格产生 较大影响的未公开重大信息； 3、近期公司的经营情况及内外部经营环境未发生重大变化； 4、公司、控股股东和实际控制人不存在关于公司的应披露而未披露的重大 事项； 三、关于不存在应披露而未披露信息的声明 公司董事会 ...

Market Overview - A-shares experienced a strong rally, with the Shanghai Composite Index rising by 0.5%, the Shenzhen Component Index up by 0.24%, and the ChiNext Index increasing by 0.26% as of midday [1] - The Hong Kong stock market opened high and continued to rise, with the Hang Seng Index surging over 2% and the Hang Seng Tech Index climbing more than 3% at one point [2] Robotics Sector - The humanoid robot concept stocks continued to surge, with the sector index increasing over 4% and reaching a historical high, marking the ninth record since February [4] - Several stocks, including Zhongdali De, Zhaowei Electromechanical, and Wuzhou New Spring, hit the daily limit and set new historical highs [4] Stock Performance - Notable stock performances included: - Zhongdali De (002896) up by 10% to 105.70 [5] - Zhaowei Electromechanical (003021) up by 10% to 157.94 [5] - Hengyang Precision (300539) up by 20% to 16.20 [6] - Hanyu Group (300403) up by 19.5% to 21.45 [6] AI Industry Developments - DeepSeek announced an "open-source week," releasing its third codebase and planning to release two more in the coming days [9] - Recent collaborations between Alibaba and Apple, as well as WeChat's integration with DeepSeek, are accelerating the exploration of AI application scenarios [10] IPO Highlights - Mixue Ice City achieved a record subscription rate of 5125 times, raising approximately 1.77 trillion HKD, making it a phenomenon in the IPO market [12] - The company plans to issue 17.06 million H-shares at a price of 202.5 HKD per share, with a total market value of approximately 76.35 billion HKD post-IPO [13] Market Outlook - Analysts express optimism regarding the ongoing "bull market" driven by AI, with Morgan Stanley upgrading China's stock market rating to "equal weight" and projecting significant index targets [15] - The anticipated average annual return for Chinese stocks over the next 10 to 15 years is estimated at 7.8% [15] - Domestic policies are expected to support the technology sector, with analysts noting a potential new cycle in the A-share market [16]

深圳市兆威机电股份有限公司 关于实际控制人部分股份解除质押的公告 证券代码：003021 证券简称：兆威机电 公告编号：2025-006 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 深圳市兆威机电股份有限公司（以下简称"公司"）近日收到公司实际控制人 李海周先生的通知，获悉其所持有本公司的部分股份办理了解除质押业务，现将 有关情况公告如下： 一、股东股份解除质押基本情况 | 股东名称 | 是否为控股股东或 | 本次解除质 | 占其所持 | 占公司 总股本 | 起始日 | | 解除日期 | | 质权人 | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | | 第一大股东及其一 | 押数量 | 股份比例 | | | | | | | | | 致行动人 | （股） | | 比例 | | | | | | | 李海周 | 是 | 1,300,000 | 2.98% | 0.54% | 2023 | 年 1 | 2025 2 | 年 | 深圳市中小担小 | | | | | | | 月 9 | ...