
The rotary drive utilizes a slewing bearing as both the speed transmission driven component and structural connection element. By attaching the driving components, power source, and housing to either the inner or outer ring of the slewing bearing while employing the opposing ring as the connection base for both the transmission driven member and driven working components, this configuration effectively leverages the slewing bearing's inherent full-circle rotational connection properties. This optimized arrangement integrates rotational motion, speed reduction, and driving functions into a universal reduction transmission mechanism. The design features a simple structure with enhanced manufacturability and maintenance accessibility.
Notably, worm-gear drives possess a reverse self-locking characteristic, ensuring unidirectional power transmission where only the worm can drive the worm wheel, while the worm wheel cannot reverse-drive the worm. This critical feature enables widespread adoption of rotary drives in hoisting equipment, photovoltaic tracking systems, and other applications requiring secure positional control.
Production Description:
|
Model |
SC7 |
Brand |
Coresun Drive |
|
Gear Ratio |
71:1 |
Output Torque(max.) |
3.5kN.m |
|
Tilting Moment(max.) |
13.5kN.m |
Holding Torque |
10.4kN.m |
|
Static Axial Load Rating |
133kN |
Static Radial Load Rating |
53kN |
|
Mechanical Efficiency |
40% |
Self-locking |
Reliable static self-locking |
|
Precision |
≤0.2° |
IP Class |
IP65 |


Three Key Advantages:
(1) Modular Design
Owing to the high integration of rotary drive systems, users are exempt from purchasing and machining individual components of the rotational device separately. This significantly streamlines preparatory processes during initial production phases and dramatically enhances labor productivity.
(2) Enhanced Safety
Worm-gear drives feature a reverse self-locking mechanism, ensuring unidirectional power transmission where only the worm can drive the worm wheel, while the worm wheel cannot reverse-drive the worm. This critical characteristic enables rotary drives to be widely adopted in lifting systems, aerial work platforms, and other equipment. By elevating the technical sophistication of host machinery, it substantially improves operational stability and safety coefficients. Compared to traditional rotary products, rotary drive systems offer advantages such as simplified installation, ease of maintenance, and significant space savings.
(3) Simplified Host Machinery Design
Compared with traditional gear transmissions, worm gear drives can achieve relatively large reduction ratios. In certain applications, they may eliminate the need for gearbox components in host machinery, thereby reducing procurement costs for customers and significantly decreasing the failure incidence rate of the primary equipment.



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