Product Description
The crane gearbox, also known as the crane gear reducer or crane gear unit, is a mechanical device that is used in cr anes to control and transmit power between the crane motor and the crane drum or ho ist mechanism. It is an essential component of the crane ‘s power transmission system. The crane gearbox is typically mounted between the crane motor and the drum or ho ist mechanism. It consists of a series of gears that are arranged in a specific configuration to achieve the desired speed and torque conversion. The gears in the gearbox are designed to mesh and rotate together, transmitting power from the input shaft ( connected to the motor ) to the output shaft ( connected to the drum or ho ist mechanism ).
Product Description
Product series: FA37~FA157
Parallel axis structure helical gear reduction motor.
Space saving, reliable and durable, with high overload capacity.
Low energy consumption, minimal vibration, low noise, energy-saving and efficient, with a gearbox efficiency of over 95%
Specification
|
Type |
Gear Reducer |
|
Single Step Ratio |
8.23 10.35 12.64 15.75 20.49 23.34 31.5 40.17 48.5 |
|
Ambient Temperature |
-40-+40deg |
|
Input Speed |
600rpm,750rpm,1000rpm,1250rpm,1500rpm |
|
Application |
Craning,Mining,General Chemistry,textiling and light industry |
Product Features
1. Compact structure, small volume, and light weight: Crane gearboxes are designed to be compact and lightweight to reduce the weight and size of the crane system, which can improve the overall efficiency and reduce the cost. 2. High efficiency, low noise, and small vibration: Crane gearboxes are designed to be highly efficient, producing low noise and small vibrations during operation. This can help to ensure a smooth and reliable operation, which is crucial for crane systems. 3. Increased transmission center distance, reduced gearbox height: To meet the requirements of the crane system, crane gearboxes are designed to increase the transmission center distance and reduce the gearbox height, allowing for more flexibility in the operation mechanism. 4. Higher operation reliability and enhanced transmission power: Crane gearboxes are designed to provide high reliability and enhanced transmission power to ensure that the crane system can handle heavy loads and operate safely and efficiently.
Product Display
Related products
Application
Widely used in industries such as lifting, light industry, building materials, metallurgy, mining, power, chemical, and environmental protection.
Company Profile
Company Introduction
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Concept of Coaxial and Parallel Shaft Arrangements in Planetary Gearboxes
Coaxial and parallel shaft arrangements refer to the orientation of the input and output shafts in a planetary gearbox:
- Coaxial Shaft Arrangement: In this arrangement, the input and output shafts are aligned along the same axis, with one shaft passing through the center of the other. This design results in a compact and space-efficient gearbox, making it suitable for applications with limited space. Coaxial planetary gearboxes are commonly used in scenarios where the gearbox needs to be integrated into a compact housing or enclosure.
- Parallel Shaft Arrangement: In a parallel shaft arrangement, the input and output shafts are positioned parallel to each other but not on the same axis. Instead, they are offset from each other. This configuration allows for greater flexibility in designing the layout of the gearbox and the surrounding machinery. Parallel shaft planetary gearboxes are often used in applications where the spatial arrangement requires the input and output shafts to be positioned in different locations.
The choice between a coaxial and parallel shaft arrangement depends on factors such as available space, mechanical requirements, and the desired layout of the overall system. Coaxial arrangements are advantageous when space is limited, while parallel arrangements offer more design flexibility for accommodating various spatial constraints.
The Role of Lubrication and Cooling in Maintaining Planetary Gearbox Performance
Lubrication and cooling are essential factors in ensuring the optimal performance and longevity of planetary gearboxes. Here’s how they play a crucial role:
Lubrication: Proper lubrication is vital for reducing friction and wear between gear teeth and other moving components within the gearbox. It forms a protective layer that prevents metal-to-metal contact and minimizes heat generation. The lubricant also helps dissipate heat and contaminants, ensuring a smoother and quieter operation.
Using the right type of lubricant and maintaining the proper lubrication level are essential. Over time, lubricants may degrade due to factors like temperature, load, and operating conditions. Regular lubricant analysis and replacement help maintain optimal gearbox performance.
Cooling: Planetary gearboxes can generate significant heat during operation due to friction and power transmission. Excessive heat can lead to lubricant breakdown, reduced efficiency, and premature wear. Cooling mechanisms, such as cooling fans, fins, or external cooling systems, help dissipate heat and maintain a stable operating temperature.
Efficient cooling prevents overheating and ensures consistent lubricant properties, extending the life of the gearbox components. It’s particularly important in applications with high-speed or high-torque requirements.
Overall, proper lubrication and cooling practices are essential to prevent excessive wear, maintain efficient power transmission, and prolong the service life of planetary gearboxes. Regular maintenance and monitoring of lubrication quality and cooling effectiveness are key to ensuring the continued performance of these gearboxes.
Examples of High Torque and Compact Design Applications for Planetary Gearboxes
Planetary gearboxes excel in applications where high torque output and a compact design are essential. Here are some scenarios where these characteristics are crucial:
- Automotive Transmissions: In modern vehicles, planetary gearboxes are used in automatic transmissions to efficiently transmit engine power to the wheels. The compact size of planetary gearboxes allows for integration within the limited space of a vehicle’s transmission housing.
- Robotics: Planetary gearboxes are utilized in robotic arms and joints, where compactness is essential to maintain the robot’s overall size while providing the necessary torque for precise and controlled movement.
- Conveyor Systems: Conveyor belts in industries like material handling and manufacturing often require high torque to move heavy loads. The compact design of planetary gearboxes allows them to be integrated into the conveyor system’s framework.
- Wind Turbines: Wind turbine applications demand high torque to convert low wind speeds into sufficient rotational force for power generation. The compact design of planetary gearboxes helps optimize space within the turbine’s nacelle.
- Construction Machinery: Heavy equipment used in construction, such as excavators and loaders, rely on planetary gearboxes to provide the necessary torque for digging and lifting operations without adding excessive weight to the machinery.
- Marine Propulsion: Planetary gearboxes play a crucial role in marine propulsion systems by efficiently transmitting high torque from the engine to the propeller shaft. The compact design is particularly important in the limited space of a ship’s engine room.
These examples highlight the significance of planetary gearboxes in applications where both high torque output and a compact footprint are vital considerations. Their ability to deliver efficient torque conversion within a small space makes them well-suited for a wide range of industries and machinery.
editor by lmc 2024-11-29
China supplier Best Price Prf60 Series Planetary Gearbox for 750W Servo Motor with Best Sales
Product Description
Company profile
Shenglin has a wide range of micro motor production lines in the industry, including DC Motor, AC Motor, Brush and Brushless Motor, Planetary Gear Motor,RV Reducer and Helical-hypoid Gearbox,frequency converters,peed controller,etc. We are based on the goal of ” Realize more industrial automation possibilities through smart manufacturing” And insist on high-quality products, excellent service to met customers′ needs. We sincerely welcome customers from at home and abroad to visit us and negotiate the business, and hope that we can woke together to create a great future.
*Model Selection
Our professional sales representive and technical team will choose the right model and transmission solutions for your usage depend on your specific parameters.
*Drawing Request
If you need more product parameters, catalogues, CAD or 3D drawings, please contact us.
*On Your Need
We can modify standard products or customize them to meet your specific needs.
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Handling Backlash and Ensuring Precise Positioning in Servo Gearboxes
Servo gearboxes play a critical role in minimizing backlash and ensuring precise positioning in motion control systems:
1. Reduced Backlash Gearing: Many servo gearboxes utilize reduced backlash gearing technology. This involves designing gears with tighter tolerances and improved meshing profiles, resulting in minimal play between gear teeth. This reduces or eliminates backlash, which is essential for accurate motion control.
2. Preloading: Some servo gearboxes employ preloading mechanisms to remove any gaps between gears. By applying a controlled axial load to the gears, the meshing teeth remain in constant contact, eliminating backlash and enhancing precision.
3. Stiffness and Rigidity: Servo gearboxes are designed to be stiff and rigid, which helps minimize elastic deformation under load. This stiffness prevents gear teeth from deflecting, reducing the potential for backlash and maintaining accurate positioning.
4. High Gear Meshing Quality: The manufacturing process of servo gearboxes focuses on producing high-quality gears with precise tooth profiles and minimal manufacturing variations. This ensures consistent and smooth gear meshing, minimizing the likelihood of backlash.
5. Closed-Loop Control: Combining servo gearboxes with closed-loop control systems allows for real-time feedback on position and speed. Any deviation from the desired position can be quickly corrected by adjusting the motor’s output, compensating for any inherent backlash and ensuring precise positioning.
6. Advanced Gear Coatings: Some servo gearboxes incorporate advanced gear coatings or treatments that improve the meshing characteristics and reduce friction. This contributes to smoother gear engagement and minimizes backlash effects.
7. Inertia Matching: Properly matching the inertia of the load to the servo motor and gearbox combination reduces the likelihood of overshooting or oscillations during positioning. Accurate inertia matching enhances the control system’s ability to maintain precise positioning.
Servo gearboxes’ ability to handle backlash and ensure precise positioning is crucial for applications that require high accuracy, such as robotics, CNC machines, and automated manufacturing processes. By employing advanced design techniques and technologies, servo gearboxes contribute to achieving repeatable and accurate motion control.
Considerations for Selecting the Right Servo Gearbox for an Application
Choosing the appropriate servo gearbox for a specific application requires careful evaluation of several key factors:
1. Torque and Speed Requirements: Determine the required torque and speed characteristics of the application, ensuring that the chosen servo gearbox can provide the necessary output.
2. Gear Ratio: Calculate the ideal gear ratio based on the desired motion profile, acceleration, and deceleration requirements.
3. Mounting and Integration: Consider the available space and mechanical layout of the machinery to choose a servo gearbox with the appropriate mounting configuration.
4. Motor Compatibility: Ensure that the servo gearbox is compatible with the specific type and size of motor being used for the application.
5. Precision and Accuracy: Evaluate the level of precision required for the application’s motion control. Choose a servo gearbox that can deliver the necessary accuracy and repeatability.
6. Load Distribution: Analyze how the load will be distributed among the gears to prevent excessive wear and ensure optimal performance.
7. Backlash and Compliance: Consider the application’s tolerance for backlash and compliance. Choose a servo gearbox with low backlash if precise positioning is essential.
8. Environmental Conditions: Factor in the environmental conditions of the application, such as temperature, humidity, and exposure to contaminants. Choose a servo gearbox with suitable sealing and protection.
9. Lubrication: Determine the lubrication requirements of the gearbox and select a model that aligns with the application’s maintenance practices.
10. Overload and Shock: Consider potential overload and shock conditions the gearbox may experience. Choose a servo gearbox that can handle sudden changes in load without compromising performance.
11. Feedback Devices: If precise motion control is required, choose a servo gearbox that is compatible with the desired feedback devices, such as encoders or resolvers.
12. Efficiency: Evaluate the efficiency of the servo gearbox to ensure that it contributes to the overall energy efficiency of the system.
13. Service and Support: Select a reputable manufacturer that offers reliable technical support, documentation, and post-purchase services.
14. Budget: Balance the performance requirements of the application with the available budget to make an informed decision.
By carefully considering these factors, engineers and designers can confidently choose the right servo gearbox that meets the specific needs of their application, optimizing performance and productivity.
Servo Gearbox: Function in Motion Control Systems
A servo gearbox is a specialized type of gearbox designed to work in conjunction with servo motors to achieve precise motion control in various applications. It functions as follows:
Motion Synchronization: A servo gearbox is used to synchronize the motion of a servo motor with the intended motion of a mechanical system. It ensures that the motor’s rotational output is accurately transmitted to the driven component.
Speed and Position Control: Servo gearboxes enable precise control over speed and position by converting the high-speed, low-torque output of a servo motor into a lower-speed, higher-torque output suitable for the specific application.
Reduction Ratio: The servo gearbox incorporates reduction stages to achieve the desired reduction ratio. This reduction allows the motor to provide higher torque while maintaining accurate speed control.
Backlash Minimization: High-precision servo gearboxes are designed to minimize backlash, which is the lost motion between input and output shafts. This is critical for accurate and responsive motion control.
High Efficiency: Servo gearboxes are designed for high efficiency to ensure that the majority of input power is effectively transferred to the output, reducing energy consumption.
Dynamic Response: Servo gearboxes enhance the dynamic response of motion control systems. They allow the servo motor to quickly start, stop, and change directions with minimal overshooting or oscillations.
Positioning Accuracy: By accurately converting the motor’s rotation into precise linear or angular movement, servo gearboxes ensure high positioning accuracy required in applications such as robotics, CNC machines, and automation systems.
Load Distribution: Servo gearboxes distribute the load evenly across gear teeth, enhancing the gearbox’s durability and minimizing wear.
Customization: Servo gearboxes are available in various sizes, reduction ratios, and configurations to suit different application requirements.
Overall, a servo gearbox is an integral component in motion control systems, allowing precise and efficient control over motion, speed, and position for a wide range of industrial applications.
editor by lmc 2024-11-29
China Best Sales China Wholesale Zl50 Transmission Planetary Gearbox for Construction Machinery Excavators cycloidal gearbox
Product Description
China wholesale Zl50 transmission planetary gearbox for construction machinery excavators
Product Description
Features of construction
ZL30 transmission type is fixed shaft, normally engaged, hydraulic fork shift, it contains 4 shafts, 3 shift clutches and high and low gear sleeves, and the front end of the transmission has a belt brake for parking braking. The transmission has the characteristics of reliable operation, easy operation and high transmission efficiency. After matching the hydraulic torque converter, it is used for the power transmission of four-wheel drive construction machinery (such as loaders) with frequent load and speed changes.
Detailed Photos
Product Parameters
| Stalls | F1 | F2 | F3 | F4 | R1 | R2 |
| 30 I speed Ratio | 3.82 | 2.08 | 1.09 | 0.59 | 3.05 | 0.87 |
| 30-II speed Ratio | 8.2 | 3.65 | 1.1 | 0.49 | 6.33 | 0.85 |
| ZL20 speed Ratio | 2.96 | 1.78 | 1.105 | 0.665 | 2.16 | 0.804 |
| parameters | ZL30 | ||
| Rated input power | 92KW | ||
| Rated input speed | 2500r/min | ||
| Input/Output center distance | 650N.m | ||
| Torque converter zero speed torque ratio | 3.0-3.6 | ||
| Operating oil pressure | 1.3~1.5MPa | ||
| Lubricating oil pressure | 0.15~0.25MPa | ||
| Brake relief valve operating pressure | >0.55MPa |
Gearbox dimensions
Company Profile
HangZhou Yunqi Machinery Sales Co., Ltd. is located in the Economic development zone of HangZhou City, ZheJiang Province, with superior geographical location and convenient transportation. It has 2 branches, HangZhou CZPT Agricultural Equipment Technology Co., Ltd. And HangZhou Shunye Machinery Technology Co., Ltd., mainly engaged in sugarcane harvester and construction machinery gearbox.
CZPT Agricultural Equipment Technology Co., Ltd. Has a complete set of large-scale factory 10000 square meters, office area 1500 square meters. At present, the company has 7 departments including manufacturing department, technology department, research and development center, purchasing department, Marketing Department (including international market management department), after-sales service department, and comprehensive department, and has the independent management ability and channels of machinery import and export foreign trade. The company has 2 full-time technical consultants, and has maintained long-term cooperation with several major national research institutes and professional colleges. The company has strong technical force, 3 senior engineers, 12 R & D, design and process engineers, and rich work experience. Excellent sales and after-sales team is the main guarantee for customer service. HangZhou CZPT is fully capable of providing comprehensive solutions for our customers to relieve all the worries of customers.
Our Advantages
Certifications
Packaging & Shipping
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Considerations for Selecting Planetary Gearboxes for Aerospace and Satellite Applications
Selecting planetary gearboxes for aerospace and satellite applications requires careful consideration due to the unique demands of these industries:
- Weight and Size: Aerospace and satellite systems demand lightweight and compact components. Planetary gearboxes with high power density and lightweight materials are preferred to minimize the overall weight and size of the equipment.
- Reliability: Aerospace missions involve critical operations where component failure is not an option. Planetary gearboxes with a proven track record of reliability and durability are essential to ensure mission success.
- High Efficiency: Efficiency is crucial in aerospace applications to optimize power usage and extend the operational life of satellites. Planetary gearboxes with high efficiency ratings contribute to energy conservation.
- Extreme Environments: Aerospace and satellite systems are exposed to harsh conditions such as vacuum, extreme temperatures, and radiation. Planetary gearboxes need to be designed and tested to withstand these conditions without compromising performance.
- Precision and Accuracy: Many aerospace operations require precise positioning and accurate control. Planetary gearboxes with minimal backlash and high precision gear meshing contribute to accurate movements.
- Lubrication: Lubrication plays a vital role in aerospace gearboxes to ensure smooth operation and prevent wear. Gearboxes with efficient lubrication systems or self-lubricating materials are favored.
- Redundancy and Fail-Safe: Some aerospace systems incorporate redundancy to ensure mission success even in case of component failure. Planetary gearboxes with built-in redundancy or fail-safe mechanisms enhance system reliability.
- Integration: Planetary gearboxes need to be seamlessly integrated into the overall design of aerospace and satellite systems. Customization options and compatibility with other components are important factors.
Overall, selecting planetary gearboxes for aerospace and satellite applications involves a comprehensive evaluation of factors related to weight, reliability, efficiency, durability, environmental resistance, precision, and integration to meet the unique demands of these industries.
Contribution of Planetary Gearboxes to Construction Machinery and Heavy Equipment
Planetary gearboxes play a crucial role in enhancing the proper functioning of construction machinery and heavy equipment. Here’s how they contribute:
High Torque Transmission: Construction machinery often requires high torque to handle heavy loads and perform tasks like digging, lifting, and material handling. Planetary gearboxes excel in transmitting high torque efficiently, allowing these machines to operate effectively even under demanding conditions.
Compact Design: Many construction and heavy equipment applications have limited space for gear mechanisms. Planetary gearboxes offer a compact design with a high power-to-weight ratio. This compactness allows manufacturers to integrate gearboxes into tight spaces without compromising performance.
Customizable Ratios: Different construction tasks require varying speeds and torque levels. Planetary gearboxes offer the advantage of customizable gear ratios, allowing equipment designers to tailor the gearbox to the specific needs of the application. This flexibility enhances the versatility of construction machinery.
Durability and Reliability: Construction sites are challenging environments with dust, debris, and extreme weather conditions. Planetary gearboxes are known for their durability and robustness, making them well-suited for heavy-duty applications. Their enclosed design protects internal components from contaminants and ensures reliable operation.
Efficient Power Distribution: Many construction machines are equipped with multiple functions that require power distribution among different components. Planetary gearboxes can be designed with multiple output shafts, enabling efficient distribution of power to various tasks while maintaining precise control.
Reduced Maintenance: The rugged construction and efficient power transmission of planetary gearboxes result in reduced wear and lower maintenance requirements. This is particularly beneficial in construction settings where downtime for maintenance can be costly.
Overall, planetary gearboxes contribute significantly to the proper functioning of construction machinery and heavy equipment by providing high torque, compactness, customization, durability, efficient power distribution, and reduced maintenance needs. Their capabilities enhance the performance and reliability of these machines in the demanding construction industry.
Role of Sun, Planet, and Ring Gears in Planetary Gearboxes
The arrangement of sun, planet, and ring gears is a fundamental aspect of planetary gearboxes and significantly contributes to their performance. Each gear type plays a specific role in the gearbox’s operation:
- Sun Gear: The sun gear is located at the center and is driven by the input power source. It transmits torque to the planet gears, causing them to orbit around it. The sun gear’s size and rotation speed affect the overall gear ratio of the system.
- Planet Gears: Planet gears are smaller gears that surround the sun gear. They are held in place by the planet carrier and mesh with both the sun gear and the internal teeth of the ring gear. As the sun gear rotates, the planet gears revolve around it, engaging with both the sun and ring gears simultaneously. This arrangement multiplies torque and changes the direction of rotation.
- Ring Gear (Annulus Gear): The ring gear is the outermost gear with internal teeth that mesh with the planet gears’ external teeth. It remains stationary or acts as the output shaft. The interaction between the planet gears and the ring gear causes the planet gears to rotate on their own axes as they orbit the sun gear.
The arrangement of these gears allows for various gear reduction ratios and torque multiplication effects, making planetary gearboxes versatile and efficient for a wide range of applications. The combination of multiple gear engagements and interactions distributes the load across multiple gear teeth, resulting in higher torque capacity, smoother operation, and lower stress on individual gear teeth.
Planetary gearboxes offer advantages such as compact size, high torque density, and the ability to achieve multiple gear reduction stages within a single unit. The arrangement of the sun, planet, and ring gears is essential for achieving these benefits while maintaining efficiency and reliability in various mechanical systems.
editor by lmc 2024-11-28
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