Most Popular small 2 speed planetary gearbox
Daixin planetary reducer gearbox is designed with large torque, high start and transmission efficiency, low-speed stability, compact radial size, low noise, etc.
The main devices we are making are walking reducers, lifting reducers and swing reducers.
They are widely used for vehicle cranes, crawler cranes, truck mounted cranes, marine cranes, aerial work trucks, excavators, etc.
|Slewing drive reducer
|Max. output torque
|Max. input speed
|Max. output speed
|slewing drive for truck crane, wrecker, aerial working platform, etc
3.High start-up and working efficiency
4.Easy installation, operation and maintenance
5.Various models for wide applications
6.One year warranty
7.Free components for replacement within warranty period
8.Professional and tailored solution for different requirements
9.Free technical support at any time
10.Customer training is available.
Packing and delivery details:
Packing method: plywood box (1 pc / box)
ZheJiang CZPT Intelligent Technology Co., Ltd is a scientific and technological enterprise engaged in the research, development and production of planetary gear transmission products, like slewing reducers, Travel drive reducers, lifting winch reducers, hydraulic winches, etc.
The company has always put quality management as the top priority of the company’s development. The products are manufactured not only meet the international ISO 4301 and ISO9001 standards, but also meet the US SAE J706 and the European Union CE standards.
Daixin Intelligent Technology relies on quality, reputation and service to develop, cultivate and consolidate the national and global markets. Be our partners and be our friends.
The company relies on quality, reputation and service to develop, cultivate and consolidate the national and global markets.
Currently, the cooperative customers include: the famous construction machinery manufacturers Zoomlion, the largest wrecker manufacturer ZheJiang CZPT Company, and the largest high-altitude vehicle manufacturer HangZhou Handler Company.
Products are also exported to Russia, Belarus, Spain, UK, Canada, Australia, India, Malaysia and other countries.
1.How to choose the product which meets our requirement?
A) Look through our shop, find a proper item, send me an inquiry, I quote details for you.
B) In case no suitable item in our shop, send me an inquiry with your requirements, we can customize for you.
2.What is payment term?
A) For regular design: 30% deposit, the balance before loading.
B) For customized design: 50% deposit, the balance before loading.
Payment term is negotiable according to order.
3.What is delivery time?
A) For common models in stock, delivery time are 5-7 days.
B) For customized models and new production, delivery time are 30-40 days.
5.How about after-sale service?
A) Within warranty, all spare parts are delivered for free.
B) Exceed warranty, all spare parts are offered with the lowest production cost.
Warranty period is 1 year, but our servicing is for the whole lifetime of product, so no worry for reselling and personal resell.
Thank you for the time. For any question or requirements, please contact me 🙂
|Machinery, Agricultural Machinery, Wrecker, Truck Crane
|Hardened Tooth Surface
Role of Planetary Gearboxes in Powertrain Systems of Electric and Hybrid Vehicles
Planetary gearboxes play a critical role in the powertrain systems of both electric and hybrid vehicles, contributing to their efficiency and performance:
Electric Motor Integration: In electric vehicles (EVs) and hybrid vehicles, planetary gearboxes are commonly used to connect the electric motor to the drivetrain. They enable torque and speed transformation, ensuring the motor’s output is suitable for the vehicle’s desired speed range and load conditions.
Torque Splitting in Hybrids: Hybrid vehicles often have both an internal combustion engine (ICE) and an electric motor. Planetary gearboxes enable torque splitting between the two power sources, optimizing their combined performance for various driving scenarios, such as electric-only mode, hybrid mode, and regenerative braking.
Regenerative Braking: Planetary gearboxes facilitate regenerative braking in electric and hybrid vehicles. They enable the electric motor to function as a generator, converting kinetic energy into electrical energy during deceleration. This energy can then be stored in the vehicle’s battery for later use.
Compact Design: Planetary gearboxes offer a compact design with a high power density, making them suitable for the limited space available in electric and hybrid vehicles. This compactness allows manufacturers to maximize interior space and accommodate battery packs, drivetrain components, and other systems.
Efficient Power Distribution: The unique arrangement of planetary gears allows for efficient power distribution and torque management. This is particularly important in electric and hybrid powertrains, where optimal power allocation between different components contributes to overall efficiency.
CVT Functionality: Some hybrid vehicles incorporate Continuously Variable Transmission (CVT) functionality using planetary gearsets. This enables seamless and efficient transitions between various gear ratios, improving the driving experience and enhancing fuel efficiency.
Performance Modes: Planetary gearboxes facilitate the implementation of different performance modes in electric and hybrid vehicles. These modes, such as “Sport” or “Eco,” adjust the power distribution and gear ratios to optimize performance or energy efficiency based on the driver’s preferences.
Reduction Gear for Electric Motors: Electric motors often operate at high speeds and require reduction gearing to match the vehicle’s requirements. Planetary gearboxes provide the necessary gear reduction while maintaining efficiency and torque output.
Efficient Torque Transfer: Planetary gearboxes ensure efficient transfer of torque from the power source to the wheels, resulting in smooth acceleration and responsive performance in electric and hybrid vehicles.
Integration with Energy Storage: Planetary gearboxes contribute to the integration of energy storage systems, such as lithium-ion batteries, by efficiently connecting the power source to the drivetrain while managing power delivery and regeneration.
In summary, planetary gearboxes are integral components of the powertrain systems in electric and hybrid vehicles. They enable efficient power distribution, torque transformation, regenerative braking, and various driving modes, contributing to the overall performance, efficiency, and sustainability of these vehicles.
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.
Design Principles and Functions of Planetary Gearboxes
Planetary gearboxes, also known as epicyclic gearboxes, are a type of gearbox that consists of one or more planet gears that revolve around a central sun gear, all contained within an outer ring gear. The design principles and functions of planetary gearboxes are based on this unique arrangement:
- Sun Gear: The sun gear is positioned at the center and is connected to the input shaft. It transmits power from the input source to the planetary gears.
- Planet Gears: Planet gears are small gears that rotate around the sun gear. They are typically mounted on a carrier, which is connected to the output shaft. The interaction between the planet gears and the sun gear creates both speed reduction and torque amplification.
- Ring Gear: The outer ring gear is stationary and surrounds the planet gears. The teeth of the planet gears mesh with the teeth of the ring gear. The ring gear serves as the housing for the planet gears and provides a fixed outer reference point.
- Function: Planetary gearboxes offer various gear reduction ratios by altering the arrangement of the input, output, and planet gears. Depending on the configuration, the sun gear, planet gears, or ring gear can serve as the input, output, or stationary element. This flexibility allows planetary gearboxes to achieve different torque and speed combinations.
- Gear Reduction: In a planetary gearbox, the planet gears rotate while also revolving around the sun gear. This double motion creates multiple gear meshing points, distributing the load and enhancing torque transmission. The output shaft, connected to the planet carrier, rotates at a lower speed and higher torque than the input shaft.
- Torque Amplification: Due to the multiple points of contact between the planet gears and the sun gear, planetary gearboxes can achieve torque amplification. The arrangement of gears allows for load sharing and distribution, leading to efficient torque transmission.
- Compact Size: The compact design of planetary gearboxes, achieved by stacking the gears concentrically, makes them suitable for applications where space is limited.
- Multiple Stages: Planetary gearboxes can be designed with multiple stages, where the output of one stage becomes the input of the next. This arrangement allows for high gear reduction ratios while maintaining a compact size.
- Controlled Motion: By controlling the arrangement of the gears and their rotation, planetary gearboxes can provide different motion outputs, including forward, reverse, and even variable speeds.
Overall, the design principles of planetary gearboxes allow them to provide efficient torque transmission, compact size, high gear reduction, and versatile motion control, making them well-suited for various applications in industries such as automotive, robotics, aerospace, and more.
editor by CX 2023-09-05