This is the AC servo screw tightening driver of the SD550 series, which achieves compactness and lightweight design!
■Setting Torque: Available in 8 types ranging from 0.08 to 45 N·m! (Feature 1) Allows for customizable screw tightening conditions, ensuring reliable fastening. (Feature 2) Achieves high-speed tightening compared to conventional models. (Feature 3) Utilizes an original AC servo motor. (Feature 4) Realizes compact and lightweight tools and controllers. (Feature 5) Equipped with USB communication port and RS485 communication port.
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basic information
(Feature 1) Direct input of conditions such as torque (current value), speed, angle, and rotation direction in numerical form. It allows switching for each tightening point according to the screws and workpieces, with a maximum of 16 individual settings possible. Additionally, the two-stage tightening method reduces torque variation. (Feature 2) The adoption of a new 150W motor and newly designed reducer has achieved faster screw tightening speeds. (Feature 3) An original motor with optimal characteristics for screw tightening has been adopted, enabling high-precision control. Furthermore, it is equipped with a serial encoder that instantly detects abnormalities to prepare for troubles. The cable connection part has also been reinforced to make it less prone to disconnection. (Feature 4) The tool part has a newly designed reducer, achieving a size reduction of up to 33mm and a weight reduction of 870g compared to conventional models. The controller has achieved a volume reduction of 43% (750g), making it easier to integrate into control panels. (Feature 5) With the inclusion of a USB port for PC connection, commercially available USB cables can be used. The communication software has become more user-friendly, improving maintainability. Additionally, an RS485 port has been added for communication with external devices such as PLCs, enabling easy network construction.
Price range
P3
Delivery Time
P4
Applications/Examples of results
■Replacement when torque variation cannot be controlled during tightening with electric drivers or air drivers. ■When using multiple torque settings with a single driver. ■When performing multi-stage tightening (pre-tightening → final tightening, etc.), tightening in both directions, angle tightening, etc. ■When dealing with materials prone to free rotation, such as resin materials and thin sheet fastening.
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Company information
We want to be of even more help to our customers. NITTOSEIKO's technology supports global manufacturing. NITTOSEIKO is a unique company that specializes in industrial fasteners (screws), automatic assembly machines, measurement and control systems, and cleaning and inspection equipment - areas not covered by other companies. We are a total fastening solutions provider, manufacturing and selling not only screws but also screw manufacturing tools, driver bits, screw tightening machines, assembly equipment, measurement instruments, cleaning equipment, and inspection equipment. Based on our expertise in fastening technology, assembly technology, and measurement technology, we have established three business divisions and a medical division to develop cutting-edge products. Our operations span both domestic and international markets, supporting the growth of various industries, including home appliances and automobiles, and contributing to the enrichment of people's lives. We will continue to create valuable products for our customers and work together with them to pioneer new frontiers in manufacturing.








