Sumitomo Heavy Industries, Ltd. (SHI) 住友重機械工業株式会社
"Creating New Value through Monozukuri"
Japanese industrial machinery conglomerate manufacturing precision cycloidal reducers and motion control drives widely used in industrial robot joints.
Sumitomo Heavy Industries, Ltd. (SHI) is a Tokyo-based comprehensive machinery manufacturer with origins tracing to 1888. The company operates across a broad portfolio spanning industrial machinery, precision machinery, construction machinery, ships, environmental facilities, and advanced mechatronics. Within robotics and automation, SHI is best known for its FINE CYCLO precision cycloidal speed reducers and Cyclo Drive gearboxes, which are critical components in industrial robot joints, machine tools, semiconductor equipment, and positioning systems.
The Cyclo drive mechanism was first introduced in Japan by SHI following a technical collaboration with Cyclo GmbH in 1937, and the company has since developed and refined cycloidal reduction technology for over 85 years. Today, SHI's motion control division — marketed internationally under the Sumitomo Drive Technologies brand — supplies FINE CYCLO reducers to robotic arm manufacturers worldwide. These units deliver zero backlash, high rigidity, compact size, low vibration, and rated torque capacities from 100 Nm to 30,000 Nm, with input speeds up to 6,000 rpm and reduction ratios from 29 to 119.
Beyond reducers, SHI develops laser processing systems, particle accelerators for cancer treatment, injection molding machines, and environmental plant equipment, making it one of Japan's most diversified heavy industrial companies. The company maintains more than 135 subsidiaries and affiliates across Asia, Europe, the Americas, and Oceania. Listed on the Tokyo Stock Exchange (6302), SHI continues to expand its precision motion and robotics component offerings to serve manufacturers in automotive, electronics, semiconductor, food processing, and medical device sectors globally.
Primary type & automation activities this supplier delivers:
FINE CYCLO High Precision Gearbox
Zero-backlash cycloidal speed reducer for industrial robot joints and precision positioning applications.
Cyclo 6000 Speed Reducer
Heavy-duty cycloidal gearbox for industrial machinery, conveyors, and robot systems requiring high shock load tolerance.
Contact Sumitomo Heavy Industries, Ltd. (SHI)
WEBSITE
https://www.shi.co.jp/english/index.htmlPHONE
+81 3-6737-2343HEADQUARTERS
Japan
Company Facts
Founded
1888
Primary Role
Component Supplier
Company Size
-
Primary Region
Asia-Pacific
Annual Sales
-
Funding Stage
-
Funding Total
-
Certifications & Memberships
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Robotics Automation AI
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Land Air Air Forces Short-Range Air Defense Systems (SHORADS) U.S. Air Force
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Artificial Intelligence Artificial Intelligence / Cognition Design / Development Financial Investments News
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