SF/SG-U2 Series Harmonic Drive (Strain Wave Gear Reducer)

SF/SG-U2 Series Harmonic Drive Reducer

The SF/SG-U2 series harmonic drive reducer is a type of precision gear mechanism widely used in various industries and applications. It is a high-performance component designed to provide precise motion control and high torque transmission in a compact and lightweight package. The SF/SG-U2 series harmonic drive is an advanced iteration of the well-known harmonic drive technology, incorporating improvements and refinements for enhanced performance and reliability.Harmonic drive technology is based on a unique principle of operation, utilizing the elastic deformation of a flexspline, a thin-walled cup-shaped component, to achieve gear reduction. The reducer consists of three main components: the wave generator, flexspline, and circular spline. The wave generator is an eccentric bearing that creates a wave-like motion, causing the flexspline to deform and engage with the circular spline. This engagement creates a reduction in speed and an increase in torque.The SF/SG-U2 series harmonic drive reducers are known for their exceptional precision and repeatability. They offer high gear ratios, typically ranging from 30:1 to 160:1, allowing for precise positioning and control in various applications. The reducers are capable of high torque transmission, making them suitable for applications that require heavy loads and high torque output.The SF/SG-U2 series harmonic drive reducers find applications in various industries, including robotics, industrial automation, precision machinery, medical equipment, and aerospace systems. They are used in robot joints, precision positioning systems, rotary tables, and other applications that require precise motion control and high torque transmission.

SF/SG-U2 Series Harmonic Drive Reducer Features:

1. solid input shaft for easy installation2. compact design3. High torque capacity4. high rigidity5. no backlash6. Input and output coaxial

SF/SG-U2 Series Harmonic Drive Reducer Structure:

SF/SG-U2 Series Harmonic Drive Reducer Naming Rules:

SF/SG-U2 Series Harmonic Drive Reducer Specifications:

SF/SG-U2 Series Harmonic Drive Reducer Starting Torque Table:

reduction ratio/models	14	17	20	25	32	40	45	50
030	6.8	11	19	26	63	-	-	-
050	5.7	9.7	14	22	41	72	94	125
080	4.4	7.2	11	15	29	52	68	88
100	3.7	6.5	9.9	14	27	47	60	80
120	-	6.2	9.3	13	24	44	55	74
160	-	-	8.6	12	23	39	50	66

SF/SG-U2 Series Harmonic Drive Reducer Input Allowable Load:

SF/SG-U2 Series Harmonic Drive Reducer Dimensions:

SF/SG-U2 Series Harmonic Drive Reducer Size Chart:

SF/SG-U2 Series Harmonic Drive Reducer Benefits:

The SF/SG-U2 series harmonic drive reducer offers several benefits that make it a preferred choice in various industries and applications. Here are some key benefits of this series:1. Precise Motion Control: The SF/SG-U2 series harmonic drive provides exceptional precision in motion control. With its high gear ratios and low backlash design, it enables accurate positioning and repeatability, making it ideal for applications that require precise movements and high accuracy.2. High Torque Transmission: These harmonic drive reducers are capable of transmitting high torque output relative to their compact size. They can handle heavy loads and deliver reliable torque transfer, making them suitable for applications that require powerful and controlled movements.3. Compact and Lightweight Design: The SF/SG-U2 series strain wave gear reducer features a compact and lightweight design, offering significant space-saving advantages. This makes it easier to integrate into systems where size and weight constraints are critical, such as robotic arms, aerospace applications, and compact automation systems.4. Backlash-Free Operation: Backlash, or clearance between gears, can introduce errors and reduce accuracy in motion control systems. The harmonic drive mechanism employed in the SF/SG-U2 series strain wave gear reducer ensures minimal to no backlash, resulting in precise and reliable motion control without play or lost motion.5. Versatile Applications: These harmonic drive reducers find applications in a wide range of industries and systems. They are commonly used in robotics, industrial automation, precision machinery, medical equipment, and aerospace systems. Their versatility and adaptability make them suitable for various tasks, including robot joints, positioning systems, rotary tables, and more.

Applications of SF/SG-U2 Series Harmonic Drive Reducer:

The SF/SG-U2 series harmonic drive reducer finds applications in various industries and systems where precise motion control, high torque transmission, and compact design are needed. Here are some common applications:(1) Robotics: The SF/SG-U2 series harmonic drive reducer is widely used in robotic systems for joint actuation. Its precise motion control, compact size, and high torque capabilities make it ideal for robotic arms, humanoid robots, collaborative robots (cobots), and other robotic applications that require accurate and controlled movements.(2) Industrial Automation: These harmonic drive reducers are utilized in industrial automation systems for tasks such as pick-and-place mechanisms, assembly lines, conveyor systems, and robotic manipulators. They enable precise positioning and high torque transmission, contributing to the overall efficiency and productivity of automated processes.(3) Precision Machinery: The SF/SG-U2 series strain wave gear reducer is employed in precision machinery applications that demand high accuracy and repeatability. This includes CNC machines, milling machines, grinding machines, and other equipment where precise motion control and positioning are critical for achieving fine tolerances and high-quality output.(4) Medical Equipment: Medical devices often require precise and controlled movements. The SF/SG-U2 series harmonic drive is utilized in medical equipment such as surgical robots, imaging systems, rehabilitation and assistive devices, and laboratory automation. Its compact design allows integration into space-limited medical environments, while its precise motion control ensures accuracy during medical procedures.(5) Aerospace Systems: The aerospace industry relies on the SF/SG-U2 series harmonic drive reducer for applications like satellite tracking systems, antenna positioning, gimbal systems, and control surfaces of aircraft and spacecraft. These reducers offer precise control, high torque transfer, and the ability to withstand harsh operating conditions.(6) Semiconductor Manufacturing: In semiconductor fabrication equipment, the SF/SG-U2 series strain wave gear reducer is used for wafer handling, aligning, and positioning stages. Their low backlash and high precision enable the accurate manipulation of delicate and valuable wafers during the manufacturing process, ensuring efficient and reliable semiconductor production.

Medical Equipment	Industrial Automation

Why Choose  Raydafon's Harmonic Drive Reducer?

Raydafon Technology Co., Ltd. is a gearbox manufacturer with a core supply system, and has more than 8,000 cooperating customers. Since its establishment, Raydafon has joined hands with partners in the industry to build factories all over the country, introduced advanced production equipment and precision monitoring equipment, and continuously innovated, researched and developed, and perfected its products. Raydafon provides domestic and foreign customers with a comprehensive range of gearmotors and a diversified range of gearboxes to meet the different needs of customers in various fields.Our main products include: planetary gearboxes, RV gearboxes, hollow rotary platforms, miniature gearboxes and matching speed controllers, miniature gearmotors, worm gearboxes, DC brushless gearmotors, three-phase asynchronous motors, vertical and horizontal gearmotors, torque reducers, cross steering gearboxes, harmonic reducers, and other series of gearmotors and their matching products. Many of them are of modularized design. Adopting new equipment and new technology, the products have better internal quality, smaller volume, lighter weight and more beautiful appearance. The products are widely used in: lithium equipment, laser equipment, engineering equipment, CNC machine tools, machinery production, non-standard automation, automobile manufacturing, aviation field, printing machinery, paper making, robotics, packaging machinery, filling, solar energy equipment, medical and pharmaceutical, testing instruments and many other industries.