Cycloidal Gear

Cycloidal gears are a type of speed reduction mechanism known for their high precision, durability, and efficiency in motion control applications. These gears operate based on the principle of cycloidal motion, which involves the interaction between a cam and rollers to produce smooth, low-backlash rotation. They are widely used in industries such as robotics, aerospace, manufacturing, and automation, where reliable and precise power transmission is critical. Our cycloidal gear products are engineered to meet the highest standards of performance and longevity. Below, we provide detailed product parameters in both list and table formats to help you understand the specifications and make an informed decision.

Key Product Parameters (List Format)

• Gear Ratio: Available in standard ratios from 10:1 to 100:1, with custom ratios upon request to suit specific application needs.
• Input Speed: Maximum input speed of 3000 RPM, ensuring compatibility with high-speed motors and drives.
• Output Torque: Ranges from 50 Nm to 2000 Nm, designed to handle heavy loads with minimal wear.
• Backlash: Less than 1 arc-minute, providing high positional accuracy for precision applications.
• Efficiency: Typically above 90%, reducing energy loss and improving overall system performance.
• Material: Manufactured from high-strength alloy steel or stainless steel, with heat treatment for enhanced hardness and corrosion resistance.
• Mounting Options: Includes flange mounting, foot mounting, and shaft output configurations for easy integration into various systems.
• Operating Temperature: Suitable for temperatures from -20°C to 120°C, ensuring reliability in diverse environments.
• Weight: Varies by size, from 5 kg to 50 kg, optimized for lightweight yet robust design.
• Lubrication: Pre-lubricated with synthetic grease, maintenance-free for up to 10,000 hours of operation.

Detailed Product Specifications (Table Format)

Model Number	Gear Ratio	Input Speed (RPM)	Output Torque (Nm)	Backlash (arc-min)	Efficiency (%)	Weight (kg)
CG-101	10:1	3000	50	<1	92	5
CG-102	20:1	2800	100	<1	91	8
CG-103	30:1	2600	200	<1	90	12
CG-104	50:1	2400	500	<1	89	18
CG-105	100:1	2000	1000	<1	88	25
CG-106	Custom	As per request	Up to 2000	<1	90+	Varies

Cycloidal Gear FAQ

What is a cycloidal gear and how does it work?
A cycloidal gear is a precision speed reducer that uses a cycloidal disc and rollers to achieve motion. The input shaft rotates an eccentric cam, which causes the cycloidal disc to move in a cycloidal path, engaging with rollers on the output side to produce smooth, high-torque output with minimal backlash.

What are the main advantages of using cycloidal gears?
Cycloidal gears offer several benefits, including high torque capacity, excellent shock load resistance, low backlash, compact size, and long service life. They are ideal for applications requiring precise positioning and reliability under heavy loads.

How do I select the right cycloidal gear for my application?
Consider factors such as required gear ratio, input speed, output torque, mounting configuration, and environmental conditions. Refer to the product parameters table above and consult with our engineering team for custom needs to ensure optimal performance.

Are cycloidal gears maintenance-free?
Yes, our cycloidal gears are pre-lubricated with high-quality synthetic grease and designed for maintenance-free operation for up to 10,000 hours. However, in extreme conditions, periodic inspection and lubrication may be recommended.

Can cycloidal gears be used in high-temperature environments?
Absolutely. Our gears are built to operate reliably in temperatures ranging from -20°C to 120°C. For higher temperatures, special materials and lubricants can be used upon request.

What industries commonly use cycloidal gears?
Cycloidal gears are widely used in robotics, industrial automation, aerospace, medical devices, packaging machinery, and renewable energy systems due to their precision and durability.

How does backlash affect performance, and why is it low in cycloidal gears?
Backlash refers to the slight movement between gears when direction changes, which can cause inaccuracies. Cycloidal gears have very low backlash (less than 1 arc-minute) due to their design, which involves multiple teeth engaging simultaneously, ensuring high precision and repeatability.

What materials are used in your cycloidal gears?
We use high-strength alloy steel or stainless steel for most components, with heat treatment processes like carburizing or nitriding to enhance surface hardness and wear resistance. This ensures longevity and performance in demanding applications.

Do you offer custom cycloidal gear solutions?
Yes, we provide custom-designed cycloidal gears tailored to specific requirements, including unique gear ratios, torque capacities, mounting options, and environmental adaptations. Contact our team for a consultation.

How do I install and maintain a cycloidal gear?
Installation involves aligning the input and output shafts properly, securing mounts, and ensuring adequate lubrication. Maintenance is minimal but includes checking for wear, re-lubricating if necessary after prolonged use, and following the manufacturer's guidelines for optimal performance.