English
Power(KW)：- Speed ratio：50—160 Maximum output torque(kN.m)：3.7—96Nm
Matching Input Power: Customized according to servo motor configuration
Reduction Ratio: 50–160
Maximum Output Torque: 3.7Nm–96Nm
Installation Mode: Integrated outer flange hollow shaft output
Built-in Bearing: High-precision integrated cross roller bearing
Key Characteristics: Ultra-low backlash, high torsional rigidity, low rotational inertia, central hollow wiring channel
The CD-A harmonic reducer adopts the classic three-core harmonic drive structure consisting of wave generator, flexspline and circular spline, equipped with an integrated high-load support bearing inside the body. It can withstand radial load, axial load and overturning moment at the same time, eliminating the need for customers to configure auxiliary support bearings separately during mechanical structural design, effectively simplifying the overall structural layout of precision automation equipment and reducing parts procurement and assembly costs. With a fixed reduction ratio range of 50 to 160, it can achieve obvious torque amplification and speed reduction within a thin circular structure, perfectly adapt to the limited installation space of lightweight robot joints and precision rotary positioning mechanisms.
The central large-diameter hollow through-hole is the prominent design advantage of this model, which allows power cables, signal wires, air pipes and transmission shafts to pass through the center of the rotating part, effectively avoid the winding, extrusion and wear of external pipelines during positive and negative reciprocating rotation, improve the stability of long-term rotating operation of the equipment. The multi-tooth simultaneous meshing transmission form evenly distributes gear surface pressure, has strong resistance to frequent forward-reverse rotation, high-frequency start-stop impact and instantaneous overload load, and is not easy to produce local tooth surface fatigue wear. All key transmission components are forged from high-strength alloy steel, subjected to overall quenching and tempering heat treatment and ultra-precision grinding, with stable structural rigidity, small rotation vibration and low running noise during continuous operation.
The outer flange is uniformly distributed with standard mounting bolt holes, which can be quickly connected and fixed with servo motors, rotary indexing tables and precision actuators, shortening the on-site coaxial alignment and assembly cycle. The internal closed cavity is filled with long-life high-temperature resistant lubricating grease to realize maintenance-free operation under conventional working conditions, reduce regular refueling maintenance work on the production line and save later operation and maintenance expenses. Strict backlash control ensures that the reducer can still maintain excellent repeated positioning accuracy after millions of cyclic rotations, and there will be no sharp decline in motion accuracy due to gear wear and clearance increase. The optimized lightweight casing structure reduces the rotational inertia of the moving end, accelerates the response speed of the servo control system, and enhances the dynamic flexibility of intelligent equipment movement.
CD-A hollow shaft harmonic reducer is a core precision transmission component specially designed for lightweight automation equipment requiring central wiring and hollow shaft penetration. It is widely used in articulated collaborative robot joints, teaching robot rotating joints, desktop small industrial manipulators and robot end effector rotary modules. It is also matched with precision CNC rotary indexing tables, optical focusing swing adjustment mechanisms, laboratory precision testing angle turntables, miniature medical surgical auxiliary robot execution ends and electronic component precision assembly rotary actuators.
In addition, it is suitable for semiconductor chip handling rotary mechanisms, industrial inspection camera pan-tilt rotating units, automatic glue dispensing rotating axes, textile high-speed winding tension adjusting parts and miniature new energy battery production positioning turntables. For portable intelligent detection equipment and small motion simulation test platforms, the CD-A harmonic reducer provides high-precision, low-inertia and stable high-torque transmission guarantee, fully meets the working requirements of high-frequency reciprocating swing and long-term continuous stable operation of small intelligent automation equipment.
Power(KW)：- Speed ratio：50—160 Maximum output torque(kN.m)：3.7—96Nm
Power(KW)：- Speed ratio：50—160 Maximum output torque(kN.m)：3.7—96Nm
Power(KW)：- Speed ratio：30—160 Maximum output torque(kN.m)：4.0—688Nm
Power(KW)：- Speed ratio：30—160 Maximum output torque(kN.m)：4.0—688Nm
Power(KW)：- Speed ratio：30—160 Maximum output torque(kN.m)：4.0—688Nm
Jiangsu Guomao Reducer Co., Ltd. (603915), with the vision of "Becoming a World‑class Transmission Expert", boasts full‑range R&D and manufacturing capabilities for reducers and motors as well as advanced testing equipment. It delivers complete‑set technical solutions and serves as a benchmark manufacturer‑service provider in China’s speed‑reducer industry.
As a key distributor in Northeast China, Liaoning Guomao Jienuo Intelligent Equipment Co., Ltd. takes advantage of the strategic location and policy benefits of Dalian Free Trade Port to explore overseas markets. It supplies global customers with standardized and customized reducer products together with professional after‑sales services.
