Product Description
Product Description
NF075A SERIES planetary precision reducer series adopt the internal structure of the integrated design concept and processing technology and are equipped with high strength tapered roller bearings and angular contact bearing structure. They are characterised by high torque, high precision, high inertia and super durability. They are used in automotive production lines, truss manipulators, robotics, new energy production lines, photovoltaic equipment, machine tools and other related industries. Our products are manufactured using unique design and processing technology and high-end machining centres in Germany and Japan, and some imported equipment are manufactured using customised machining centres, meeting our production process and strict quality control and other standardised operations.
Product Name: High Precision Planetary Gearbox
Product Series:NF075A Series
Features:High torque,high precision,high inertia,high durability
Product Description:
Integrated design concept with high-strength bearings ensure the product itself is durable and efficient
A variety of output ideas such as shaft output, flange and gear are available.
Reduction ratios ranging from 3 to 100
Frame design: increases torque and optimizes power transmission
Optimised selection of oil seals: reduces friction and laminate transmission efficiency
Protection class IP65
Warranty: 2 years
Our Advantages
High torque
High precision
High inertia
Super durability
Detailed Photos
Product Parameters
| Segment number | Double segment | |||||||||||||||||
| Ratio | i | 15 | 20 | 25 | 30 | 35 | 40 | 45 | 50 | 60 | 70 | 80 | 90 | 100 | ||||
| Rated output torque | Nm | 120 | 130 | 150 | 140 | 130 | 110 | 95 | 150 | 140 | 130 | 110 | 95 | 95 | ||||
| Emergency stop torque | Nm | Three times of Maximum Output Torque | ||||||||||||||||
| Rated input speed | Rpm | 4000 | ||||||||||||||||
| Max input speed | Rpm | 8000 | ||||||||||||||||
| Ultraprecise backlash | arcmin | – | ||||||||||||||||
| Precision backlash | arcmin | ≤5 | ||||||||||||||||
| Standard backlash | arcmin | ≤7 | ||||||||||||||||
| Torsional rigidity | Nm/arcmin | 14 | ||||||||||||||||
| Max.bending moment | Nm | 4100 | ||||||||||||||||
| Max.axial force | N | 3700 | ||||||||||||||||
| Service life | hr | 30000(15000 under continuous operation) | ||||||||||||||||
| Efficiency | % | ≥94% | ||||||||||||||||
| Weight | kg | 5.5 | ||||||||||||||||
| Operating Temperature | ºC | -10ºC~+90ºC | ||||||||||||||||
| Lubrication | Synthetic grease | |||||||||||||||||
| Protection class | IP64 | |||||||||||||||||
| Mounting Position | All directions | |||||||||||||||||
| Noise level(N1=3000rpm,non-loaded) | dB(A) | ≤63 | ||||||||||||||||
| Rotary inertia | Kg·cm² | 0.47 | 0.44 | |||||||||||||||
Applicable Industries
Packaging Machinery Mechanical Hand Textile Machinery
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| Application: | Motor, Machinery, Marine, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | All Directions |
| Layout: | Plantery Gearbox |
| Gear Shape: | Helical Tooth |
| Step: | Double-Step |
| Customization: |
Available
| Customized Request |
|---|
Contribution of Planetary Gearboxes to Conveyor Belt Efficiency in Mining Operations
Planetary gearboxes play a crucial role in enhancing the efficiency and performance of conveyor belts in mining operations:
- High Torque Transmission: Planetary gearboxes are capable of transmitting high torque with minimal backlash. This feature ensures that the gearbox efficiently handles the substantial load requirements of conveyor belts used in mining, preventing slippage and ensuring reliable material transportation.
- Compact Design: The compact size of planetary gearboxes allows them to be integrated seamlessly into conveyor systems, optimizing space utilization and allowing for efficient equipment layout in mining environments.
- Variable Speed Control: Planetary gearboxes provide precise speed control and can accommodate various speed requirements of conveyor belts. This versatility allows operators to adjust the conveyor speed to match specific material handling needs.
- High Efficiency: The inherent design of planetary gearboxes minimizes energy losses due to efficient power transmission. This efficiency translates into reduced energy consumption and operational costs over the lifetime of the conveyor system.
- Reliability and Durability: Planetary gearboxes are engineered to withstand demanding conditions often encountered in mining environments, including shock loads, abrasive materials, and harsh weather. Their robust construction ensures reliable operation and minimal downtime.
- Low Maintenance: The durability of planetary gearboxes leads to reduced maintenance requirements. This benefit is particularly valuable in mining operations where minimizing downtime is essential for maintaining high productivity levels.
- Customizability: Planetary gearboxes can be tailored to suit specific conveyor system requirements, including gear ratios, torque ratings, and mounting options. This flexibility allows for optimized system design and performance.
By effectively transmitting power, providing accurate speed control, and offering a compact and robust design, planetary gearboxes significantly enhance the efficiency and reliability of conveyor belts in mining operations. Their ability to handle high loads, operate with low maintenance needs, and withstand harsh conditions contributes to improved productivity and reduced operational costs.
Impact of Temperature Variations and Environmental Conditions on Planetary Gearbox Performance
The performance of planetary gearboxes can be significantly influenced by temperature variations and environmental conditions. Here’s how these factors impact their operation:
Temperature Variations: Extreme temperature fluctuations can affect the lubrication properties of the gearbox. Cold temperatures can cause the lubricant to thicken, leading to increased friction and reduced efficiency. On the other hand, high temperatures can cause the lubricant to thin out, potentially leading to insufficient lubrication and accelerated wear.
Environmental Contaminants: Planetary gearboxes used in outdoor or industrial environments can be exposed to contaminants such as dust, dirt, moisture, and chemicals. These contaminants can infiltrate the gearbox and degrade the quality of the lubricant. Additionally, abrasive particles can cause wear on gear surfaces, leading to decreased performance and potential damage.
Corrosion: Exposure to moisture, especially in humid or corrosive environments, can lead to corrosion of gearbox components. Corrosion weakens the structural integrity of gears and other components, which can ultimately result in premature failure.
Thermal Expansion: Temperature changes can cause materials to expand and contract. In gearboxes, this can lead to misalignment of gears and improper meshing, causing noise, vibration, and reduced efficiency. Proper consideration of thermal expansion is crucial in gearbox design.
Sealing and Ventilation: To mitigate the impact of temperature and environmental factors, planetary gearboxes need effective sealing to prevent contaminants from entering and to retain the lubricant. Proper ventilation is also essential to prevent pressure build-up inside the gearbox due to temperature changes.
Cooling Systems: In applications where temperature control is critical, cooling systems such as fans or heat exchangers can be incorporated to maintain optimal operating temperatures. This helps prevent overheating and ensures consistent gearbox performance.
Overall, temperature variations and environmental conditions can have a profound impact on the performance and lifespan of planetary gearboxes. Manufacturers and operators need to consider these factors during design, installation, and maintenance to ensure reliable and efficient operation.
Challenges and Solutions for Managing Power Transmission Efficiency in Planetary Gearboxes
Managing power transmission efficiency in planetary gearboxes is crucial to ensure optimal performance and minimize energy losses. Several challenges and solutions are involved in maintaining high efficiency:
1. Gear Meshing Efficiency: The interaction between gears can lead to energy losses due to friction and meshing misalignment. To address this, manufacturers use precision manufacturing techniques to ensure accurate gear meshing and reduce friction. High-quality materials and surface treatments are also employed to minimize wear and friction.
2. Lubrication: Proper lubrication is essential to reduce friction and wear between gear surfaces. Using high-quality lubricants with the appropriate viscosity and additives can enhance power transmission efficiency. Regular maintenance and monitoring of lubrication levels are vital to prevent efficiency losses.
3. Bearing Efficiency: Bearings support the rotating elements of the gearbox and can contribute to energy losses if not properly designed or maintained. Choosing high-quality bearings and ensuring proper alignment and lubrication can mitigate efficiency losses in this area.
4. Bearing Preload: Incorrect bearing preload can lead to increased friction and efficiency losses. Precision assembly and proper adjustment of bearing preload are necessary to optimize power transmission efficiency.
5. Mechanical Losses: Various mechanical losses, such as windage and churning losses, can occur in planetary gearboxes. Designing gearboxes with streamlined shapes and efficient ventilation systems can reduce these losses and enhance overall efficiency.
6. Material Selection: Choosing appropriate materials with high strength and minimal wear characteristics is essential for reducing power losses due to material deformation and wear. Advanced materials and surface coatings can be employed to enhance efficiency.
7. Noise and Vibration: Excessive noise and vibration can indicate energy losses in the form of mechanical inefficiencies. Proper design and precise manufacturing techniques can help minimize noise and vibration, indicating better power transmission efficiency.
8. Efficiency Monitoring: Regular efficiency monitoring through testing and analysis allows engineers to identify potential issues and optimize gearbox performance. This proactive approach ensures that any efficiency losses are promptly addressed.
By addressing these challenges through careful design, material selection, manufacturing techniques, lubrication, and maintenance, engineers can manage power transmission efficiency in planetary gearboxes and achieve high-performance power transmission systems.
editor by CX 2024-01-18




