Product Description
Newgear Ratio 3:1 NEMA34 Stepper Motor Gear Planetary Gearboxes
Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.
Product Parameters
Characteristics:
1.Hole output structure,easy installation.
2.Straight tooth drive ,single cantilever structure.simple design,economic price.
3.Working steady. Low noise.
4.Low return backlash. Can suit most occasion.
5.The input connection specifications are complete and there are many choices.
6.Keyway can be opened in the force shaft.
7.Square mount flange output,high precision,high torque.
8.Speed ratio range:3-100
9.Precision range:8-16arcmin
10.Size range:60-160mm
Specifications | PA60 | PA90 | PA120 | PA140 | PA180 | PA220 | |||
Technal Parameters | |||||||||
Max. Torque | Nm | 1.5times rated torque | |||||||
Emergency Stop Torque | Nm | 2.5times rated torque | |||||||
Max. Radial Load | N | 1530 | 3250 | 6700 | 9400 | 14500 | 16500 | ||
Max. Axial Load | N | 630 | 1300 | 3000 | 4700 | 7250 | 8250 | ||
Torsional Rigidity | Nm/arcmin | 6 | 12 | 23 | 47 | 130 | 205 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | 6000 | 6000 | 3000 | ||
Rated Input Speed | rpm | 4000 | 3000 | 3000 | 3000 | 3000 | 1500 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ≤68 | ≤68 | ≤72 | ||
Average Life Time | h | 20000 | |||||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | |||||||
Return Backlash | P1 | L1 | arcmin | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 |
L2 | arcmin | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ||
P2 | L1 | arcmin | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | |
L2 | arcmin | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.16 | 0.61 | 3.25 | 9.21 | 28.98 | 69.7 |
4 | Kg*cm2 | 0.14 | 0.48 | 2.74 | 7.54 | 23.67 | 54.61 | ||
5 | Kg*cm2 | 0.13 | 0.47 | 2.71 | 7.42 | 23.29 | 53.51 | ||
7 | Kg*cm2 | 0.13 | 0.45 | 2.62 | 7.14 | 22.48 | 50.92 | ||
8 | Kg*cm2 | 0.13 | 0.45 | 2.6 | 7.14 | / | / | ||
10 | Kg*cm2 | 0.13 | 0.4 | 2.57 | 7.03 | 22.51 | 50.18 | ||
L2 | 12 | Kg*cm2 | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | 23.59 | |
15 | Kg*cm2 | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | 23.59 | ||
20 | Kg*cm2 | 0.13 | 0.45 | 0.45 | 2.63 | 6.92 | 23.33 | ||
25 | Kg*cm2 | 0.13 | 0.45 | 0.4 | 2.63 | 6.92 | 22.68 | ||
28 | Kg*cm2 | 0.13 | 0.45 | 0.45 | 2.43 | 6.92 | 23.33 | ||
30 | Kg*cm2 | 0.13 | 0.45 | 0.45 | 2.43 | 7.3 | 25.59 | ||
35 | Kg*cm2 | 0.13 | 0.4 | 0.4 | 2.43 | 6.92 | 22.68 | ||
40 | Kg*cm2 | 0.13 | 0.45 | 0.45 | 2.43 | 6.92 | 23.33 | ||
50 | Kg*cm2 | 0.13 | 0.4 | 0.4 | 2.39 | 6.92 | 22.68 | ||
70 | Kg*cm2 | 0.13 | 0.4 | 0.4 | 2.39 | 6.72 | 22.68 | ||
100 | Kg*cm2 | 0.13 | 0.4 | 0.4 | 2.39 | 6.72 | 22.68 | ||
Technical Parameter | Level | Ratio | PA60 | PA90 | PA120 | PA140 | PA180 | PA220 | |
Rated Torque | L1 | 3 | Nm | 40 | 105 | 165 | 360 | 880 | 1100 |
4 | Nm | 45 | 130 | 230 | 480 | 880 | 1800 | ||
5 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
7 | Nm | 45 | 100 | 220 | 480 | 1100 | 1600 | ||
8 | Nm | 40 | 90 | 200 | 440 | / | / | ||
10 | Nm | 30 | 75 | 175 | 360 | 770 | 1200 | ||
L2 | 12 | Nm | 40 | 105 | 165 | 360 | 880 | 1100 | |
15 | Nm | 40 | 105 | 165 | 360 | 880 | 1100 | ||
20 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
25 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
28 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
30 | Nm | 40 | 105 | 165 | 360 | 880 | 1100 | ||
35 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
40 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
50 | Nm | 45 | 130 | 230 | 480 | 1100 | 1800 | ||
70 | Nm | 45 | 100 | 220 | 480 | 1100 | 1600 | ||
100 | Nm | 30 | 75 | 175 | 360 | 770 | 1200 | ||
Degree Of Protection | IP65 | ||||||||
Operation Temprature | ºC | – 10ºC to -90ºC | |||||||
Weight | L1 | kg | 1.25 | 3.75 | 8.5 | 16 | 28.5 | 49.3 | |
L2 | kg | 1.75 | 5.1 | 12 | 21.5 | 40 | 62.5 |
Company Profile
Packaging & Shipping
1. Lead time: 7-10 working days as usual, 20 working days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Textile Machinery |
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Function: | Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Single-Step |
Samples: |
US$ 448/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
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Smooth and Controlled Movement in Industrial Robots with Planetary Gearboxes
Planetary gearboxes play a crucial role in ensuring smooth and controlled movement in industrial robots, enhancing their precision and performance:
Reduced Backlash: Planetary gearboxes are designed to minimize backlash, which is the amount of play or free movement between gear teeth. This reduction in backlash results in precise and accurate motion control, allowing industrial robots to achieve precise positioning and repeatability.
High Gear Reduction Ratios: Planetary gearboxes offer high gear reduction ratios, allowing the robot’s motor to output higher torque while maintaining lower speed. This capability enables robots to handle heavy loads and perform tasks that require fine adjustments and delicate movements.
Compact Design: The compact and lightweight design of planetary gearboxes allows for their integration into the limited space of industrial robot joints and actuators. This compactness is crucial for maintaining the overall efficiency and agility of the robot’s movements.
Multi-Speed Capabilities: Planetary gearboxes can be designed with multiple gear stages, allowing industrial robots to operate at different speeds as needed for various tasks. This flexibility in speed selection enhances the robot’s versatility in performing tasks of varying complexities.
High Efficiency: Planetary gearboxes are known for their high efficiency, which translates to minimal energy loss during gear transmission. This efficiency ensures that the robot’s movements are smooth and consistent while optimizing energy consumption.
Torque Distribution: The arrangement of planetary gears allows for efficient distribution of torque across multiple gear stages. This feature ensures that the robot’s joints and actuators receive the appropriate amount of torque for controlled movement, even when handling varying loads.
Seamless Integration: Planetary gearboxes are designed to be easily integrated with servo motors and other robotic components. This seamless integration ensures that the gearbox’s performance is harmoniously aligned with the overall robotic system.
Precision and Accuracy: By providing precise gear reduction and motion control, planetary gearboxes enable industrial robots to perform tasks that demand high levels of precision and accuracy, such as assembly, welding, painting, and intricate material handling.
Reduced Vibrations: The reduced backlash and smooth gear engagement in planetary gearboxes contribute to minimized vibrations during robot operation. This results in quieter and more stable robot movements, further enhancing their performance and user experience.
Dynamic Load Handling: Planetary gearboxes can handle dynamic loads that may change during robot operation. Their ability to manage varying loads while maintaining controlled movement is essential for safe and reliable robot performance.
In summary, planetary gearboxes ensure smooth and controlled movement in industrial robots by minimizing backlash, offering high gear reduction ratios, providing a compact design, enabling multi-speed capabilities, maintaining high efficiency, distributing torque effectively, seamlessly integrating with robotic systems, enhancing precision and accuracy, reducing vibrations, and enabling dynamic load handling. These features collectively contribute to the precise and optimized motion of industrial robots in various applications and industries.
Advantages of Backlash Reduction Mechanisms in Planetary Gearboxes
Backlash reduction mechanisms in planetary gearboxes offer several advantages that contribute to improved performance and precision:
Improved Positioning Accuracy: Backlash, or the play between gear teeth, can lead to positioning errors in applications where precise movement is crucial. Reduction mechanisms help minimize or eliminate this play, resulting in more accurate positioning.
Better Reversal Characteristics: Backlash can cause a delay in reversing the direction of motion. With reduction mechanisms, the reversal is smoother and more immediate, making them suitable for applications requiring quick changes in direction.
Enhanced Efficiency: Backlash can lead to energy losses and reduced efficiency due to the impacts between gear teeth. Reduction mechanisms minimize these impacts, improving overall power transmission efficiency.
Reduced Noise and Vibration: Backlash can contribute to noise and vibration in gearboxes, affecting both the equipment and the surrounding environment. By reducing backlash, the noise and vibration levels are significantly decreased.
Better Wear Protection: Backlash can accelerate wear on gear teeth, leading to premature gearbox failure. Reduction mechanisms help distribute the load more evenly across the teeth, extending the lifespan of the gearbox.
Enhanced System Stability: In applications where stability is crucial, such as robotics and automation, backlash reduction mechanisms contribute to smoother operation and reduced oscillations.
Compatibility with Precision Applications: Industries such as aerospace, medical equipment, and optics require high precision. Backlash reduction mechanisms make planetary gearboxes suitable for these applications by ensuring accurate and reliable motion.
Increased Control and Performance: In applications where control is critical, such as CNC machines and robotics, reduction mechanisms provide better control over the motion and enable finer adjustments.
Minimized Error Accumulation: In systems with multiple gear stages, backlash can accumulate, leading to larger positioning errors. Reduction mechanisms help minimize this error accumulation, maintaining accuracy throughout the system.
Overall, incorporating backlash reduction mechanisms in planetary gearboxes leads to improved accuracy, efficiency, reliability, and performance, making them essential components in precision-driven industries.
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 CX 2024-04-17
China best Ratio 15: 1 140mm Transmission NEMA42 Stepper Motor Planetary Gear Box gearbox assembly
Product Description
Ratio 15:1 140mm Transmission Nema42 Stepper Motor Planetary Gear Box
Planetary gearbox is a kind of reducer with wide versatility. The inner gear adopts low carbon alloy steel carburizing quenching and grinding or nitriding process. Planetary gearbox has the characteristics of small structure size, large output torque, high speed ratio, high efficiency, safe and reliable performance, etc. The inner gear of the planetary gearbox can be divided into spur gear and helical gear. Customers can choose the right precision reducer according to the needs of the application.
Product Description
Description:
1.The output shaft is made of large size,large span double bearing design,output shaft and planetary arm bracket as a whole.The input shaft is placed directly on the planet arm bracket to ensure that the reducer has high operating accuracy and maximum torsional rigidity.
2.Shell and the inner ring gear used integrated design,quenching and tempering after the processing of the teeth so that it can achieve high torque,high precision,high wear resistance.Moreover surface nickel-plated anti-rust treatment,so that its corrosion resistance greatly enhanced.
3.The planetary gear transmission employs full needle roller without retainer to increase the contact surface,which greatly upgrades structural rigidity and service life.
4.The gear is made of Japanese imported material.After the metal cutting process,the vacuum carburizing heat treatment to 58-62HRC. And then by the hobbing,Get the best tooth shape,tooth direction,to ensure that the gear of high precision and good impact toughness.
5.Input shaft and sun gear integrated structure,in order to improve the operation accuracy of the reducer.
6.Ring gear processing technology: Using internal gear slotting machine and hobbing machine; the precision of ring gear after processing can reach .GB7.
Planetary reducer characteristic:
1.Quiet operation:helical gears contribute to reduce vibration and noise.
2.High precision:standard backlash is 3 arcmin,ideal for precision control.
3.High rigidity & torque:high rigidity&torque were used integral ball bearings.
4.Adapter-bushing connection:can be attached to any motor all over the world.
5.No grease leakage:perfect dissolution using high viscosity anti-separation grease.
6.Maintenance-free:no need to replace the grease for the life of the unit.can be attached in any position.
Specifications | PX42 | PX60 | PX90 | PX120 | PX140 | PX180 | |||
Technal Parameters | |||||||||
Max. Torque | Nm | 1.5times rated torque | |||||||
Emergency Stop Torque | Nm | 2.5times rated torque | |||||||
Max. Radial Load | N | 780 | 1530 | 3250 | 6700 | 9400 | 14500 | ||
Max. Axial Load | N | 390 | 630 | 1300 | 3000 | 4700 | 7250 | ||
Torsional Rigidity | Nm/arcmin | 2.5 | 6 | 12 | 23 | 47 | 130 | ||
Max.Input Speed | rpm | 8000 | 8000 | 8000 | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 4000 | 3000 | 3000 | 3000 | 3000 | ||
Noise | dB | ≤56 | ≤58 | ≤60 | ≤65 | ≤68 | ≤68 | ||
Average Life Time | h | 20000 | |||||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | |||||||
Return Backlash | P1 | L1 | arcmin | / | ≤3 | ≤3 | ≤3 | ≤3 | ≤3 |
L2 | arcmin | / | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ||
P2 | L1 | arcmin | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | ≤5 | |
L2 | arcmin | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ≤7 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | / | 0.16 | 0.61 | 3.25 | 9.21 | 28.98 |
4 | Kg*cm2 | 0.03 | 0.14 | 0.48 | 2.74 | 7.54 | 23.67 | ||
5 | Kg*cm2 | 0.03 | 0.13 | 0.47 | 2.71 | 7.42 | 23.29 | ||
7 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 2.62 | 7.14 | 22.48 | ||
8 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 2.6 | / | / | ||
10 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 2.57 | 7.03 | 22.51 | ||
L2 | 12 | Kg*cm2 | / | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | |
15 | Kg*cm2 | / | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | ||
20 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.45 | 2.63 | 7.3 | ||
25 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.4 | 2.63 | 7.3 | ||
28 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.45 | 2.43 | 7.1 | ||
30 | Kg*cm2 | / | 0.13 | 0.45 | 0.45 | 2.43 | 6.92 | ||
35 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.43 | 7.1 | ||
40 | Kg*cm2 | 0.03 | 0.13 | 0.45 | 0.45 | 2.43 | 6.92 | ||
50 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.39 | 6.92 | ||
70 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.39 | 6.72 | ||
100 | Kg*cm2 | 0.03 | 0.13 | 0.4 | 0.4 | 2.39 | 6.72 | ||
Technical Parameter | Level | Ratio | PX42 | PX60 | PX90 | PX120 | PX140 | PX180 | |
Rated Torque | L1 | 3 | Nm | / | 40 | 105 | 165 | 360 | 880 |
4 | Nm | 17 | 45 | 130 | 230 | 480 | 880 | ||
5 | Nm | 15 | 45 | 130 | 230 | 480 | 1100 | ||
7 | Nm | 12 | 45 | 100 | 220 | 480 | 1100 | ||
8 | Nm | / | 40 | 90 | 200 | / | / | ||
10 | Nm | 10 | 30 | 75 | 175 | 360 | 770 | ||
L2 | 12 | Nm | / | 40 | 105 | 165 | 440 | 880 | |
15 | Nm | / | 40 | 105 | 165 | 360 | 880 | ||
20 | Nm | 17 | 45 | 130 | 230 | 480 | 880 | ||
25 | Nm | 15 | 45 | 130 | 230 | 480 | 880 | ||
28 | Nm | 17 | 45 | 130 | 230 | 480 | 1100 | ||
30 | Nm | / | 40 | 105 | 165 | 480 | 1100 | ||
35 | Nm | 10 | 30 | 130 | 230 | 480 | 1100 | ||
40 | Nm | 17 | 45 | 130 | 230 | 480 | 1100 | ||
50 | Nm | 15 | 45 | 130 | 230 | 480 | 1100 | ||
70 | Nm | 12 | 45 | 100 | 220 | 480 | 1100 | ||
100 | Nm | 10 | 30 | 75 | 175 | 360 | 770 | ||
Degree Of Protection | IP65 | ||||||||
Operation Temprature | ºC | – 10ºC to -90ºC | |||||||
Weight | L1 | kg | 0.5 | 1.25 | 3.75 | 8.5 | 16 | 28.5 | |
L2 | kg | 0.8 | 1.75 | 5.1 | 12 | 21.5 | 40 |
Company Profile
Packaging & Shipping
1. Lead time: 7-10 working days as usual, 20 working days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ FEDEX/ EMS/ TNT
FAQ
1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc
4. why should you buy from us not from other suppliers?
We are 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts
5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese
/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
Application: | Machine Tool |
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Speed: | Low Speed |
Function: | Driving |
Casing Protection: | Closed Type |
Starting Mode: | Direct on-line Starting |
Certification: | ISO9001 |
Samples: |
US$ 715/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
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Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes
Designing planetary gearboxes with high gear ratios while maintaining compactness presents several challenges:
- Space Constraints: As the gear ratio increases, the number of gear stages required also increases. This can lead to larger gearbox sizes, which may be challenging to accommodate in applications with limited space.
- Bearing Loads: Higher gear ratios often result in increased loads on the bearings and other components due to the redistribution of forces. This can impact the durability and lifespan of the gearbox.
- Efficiency: Each gear stage introduces losses due to friction and other factors. With multiple stages, the overall efficiency of the gearbox can decrease, affecting its energy efficiency.
- Complexity: Achieving high gear ratios can require complex gear arrangements and additional components, which can lead to increased manufacturing complexity and costs.
- Thermal Effects: Higher gear ratios can lead to greater heat generation due to increased friction and loads. Managing thermal effects becomes crucial to prevent overheating and component failure.
To address these challenges, gearbox designers use advanced materials, precise machining techniques, and innovative bearing arrangements to optimize the design for both compactness and performance. Computer simulations and modeling play a critical role in predicting the behavior of the gearbox under different operating conditions, helping to ensure reliability and efficiency.
Signs of Wear or Damage in Planetary Gearboxes and Recommended Service
Planetary gearboxes, like any mechanical component, can exhibit signs of wear or damage over time. Recognizing these signs is crucial for timely maintenance to prevent further issues. Here are some common signs of wear or damage in planetary gearboxes:
1. Unusual Noise: Excessive noise, grinding, or whining sounds during operation can indicate worn or misaligned gear teeth. Unusual noise is often a clear indicator that something is wrong within the gearbox.
2. Increased Vibration: Excessive vibration or shaking during operation can result from misalignment, damaged bearings, or worn gears. Vibration can lead to further damage if not addressed promptly.
3. Gear Tooth Wear: Inspect gear teeth for signs of wear, pitting, or chipping. These issues can result from improper lubrication, overload, or other operational factors. Damaged gear teeth can affect the gearbox’s efficiency and performance.
4. Oil Leakage: Leakage of gearbox oil or lubricant can indicate a faulty seal or gasket. Oil leakage not only leads to reduced lubrication but can also cause environmental contamination and further damage to the gearbox components.
5. Temperature Increase: A significant rise in operating temperature can suggest increased friction due to wear or inadequate lubrication. Monitoring temperature changes can help identify potential issues early.
6. Reduced Efficiency: If you notice a decrease in performance, such as decreased torque output or inconsistent speed, it could indicate internal damage to the gearbox components.
7. Abnormal Gear Ratios: If the output speed or torque does not match the expected gear ratio, it could be due to gear wear, misalignment, or other issues affecting the gear engagement.
8. Frequent Maintenance Intervals: If you find that you need to service the gearbox more frequently than usual, it could be a sign that the gearbox is experiencing excessive wear or damage.
When to Service: If any of the above signs are observed, it’s important to address them promptly. Regular maintenance checks are also recommended to detect potential issues early and prevent more significant problems. Scheduled maintenance should include inspections, lubrication checks, and replacement of worn or damaged components.
It’s advisable to consult the gearbox manufacturer’s guidelines for recommended service intervals and practices. Regular maintenance can extend the lifespan of the planetary gearbox and ensure it continues to operate efficiently and reliably.
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 CX 2024-03-28
China Best Sales Ratio 40: 1 Gear Reducer Right Angle Helical Transmission Planetary Gearbox for Stepper Motor comer planetary gearbox
Product Description
Ratio 40:1 Gear Reducer Right Angle Helical Transmission Planetary Gearbox for Stepper Motor
Characteristics:
(1) Low Noise:The use of helical gear design,to achieve a smooth,quite operation of the reducer.
(2) High Precision:Backlash is 3 arcmin or less,accurate positioning.
(3) High Rigidity,High Torque:The output shaft used large size,large span double support bearing design,which improves the rigidity and torque of the reducer.
(4) High Efficiency:1-stage up to 95% or more,2-stage up to 92% or more.
(5) Maintenance-Free:Low grease wear,can be lifetime lubrication.
(6) Sealing Effect is Good:Lubricating grease with high viscosity,not easy to separate the characteristics,ip65 protection class to ensure that no grease leakage.
(7) Installation Unrestrained:Can be installed arbitrarily.
(8) Wide Applicability:Applicable to any type of servo motor.
(9) An organic [integral] whole output axis.
Product Parameters
Specifications | PXR42 | PXR60 | PXR90 | PXR120 | |||
Technal Parameters | |||||||
Max. Torque | Nm | 1.5times rated torque | |||||
Emergency Stop Torque | Nm | 2.5times rated torque | |||||
Max. Radial Load | N | 780 | 1530 | 3300 | 6700 | ||
Max. Axial Load | N | 390 | 600 | 1500 | 3000 | ||
Torsional Rigidity | Nm/arcmin | 2.5 | 6 | 12 | 23 | ||
Max.Input Speed | rpm | 8000 | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 4000 | 3000 | 3000 | ||
Noise | dB | ≤56 | ≤64 | ≤66 | ≤66 | ||
Average Life Time | h | 20000 | |||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | |||||
Return Backlash | P1 | L1 | arcmin | ≤3 | ≤5 | ≤5 | ≤5 |
L2 | arcmin | ≤5 | ≤7 | ≤7 | ≤7 | ||
P2 | L1 | arcmin | ≤5 | ≤8 | ≤8 | ≤8 | |
L2 | arcmin | ≤7 | ≤10 | ≤10 | ≤10 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 |
4 | Kg*cm2 | 0.12 | 0.4 | 2.28 | 6.87 | ||
5 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
7 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
8 | Kg*cm2 | / | 0.4 | 1.45 | 4.76 | ||
10 | Kg*cm2 | 0.09 | 0.3 | 1.45 | 4.76 | ||
14 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 | ||
20 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 | ||
L2 | 25 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | |
30 | Kg*cm2 | / | 0.4 | 2.28 | 6.87 | ||
35 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
40 | Kg*cm2 | 0.09 | 0.4 | 2.28 | 6.87 | ||
50 | Kg*cm2 | 0.09 | 0.3 | 1.45 | 4.76 | ||
70 | Kg*cm2 | 0.09 | 0.3 | 1.45 | 4.76 | ||
100 | Kg*cm2 | 0.07 | 0.3 | 1.45 | 4.76 | ||
Technical Parameter | Level | Ratio | PXR42 | PXR60 | PXR90 | PXR120 | |
Rated Torque | L1 | 3 | Nm | / | 40 | 105 | 165 |
4 | Nm | 17 | 45 | 130 | 230 | ||
5 | Nm | 15 | 45 | 130 | 230 | ||
7 | Nm | 12 | 45 | 100 | 220 | ||
8 | Nm | / | 45 | 90 | 200 | ||
10 | Nm | 10 | 45 | 130 | 230 | ||
14 | Nm | / | 45 | 100 | 220 | ||
20 | Nm | / | 30 | 75 | 175 | ||
L2 | 25 | Nm | 15 | 45 | 130 | 230 | |
30 | Nm | / | 40 | 105 | 165 | ||
35 | Nm | 15 | 45 | 130 | 230 | ||
40 | Nm | 17 | 45 | 130 | 230 | ||
50 | Nm | 15 | 45 | 130 | 230 | ||
70 | Nm | 12 | 45 | 130 | 230 | ||
100 | Nm | 15 | 46 | 130 | 230 | ||
Degree Of Protection | IP65 | ||||||
Operation Temprature | ºC | – 10ºC to -90ºC | |||||
Weight | L1 | kg | 0.7 | 2.05 | 6.45 | 13.7 | |
L2 | kg | 0.9 | 3.15 | 8.8 | 17.2 |
Company Profile
Packaging & Shipping
1. Lead time: 10-15 working days as usual, 30 days in busy season, it will based on the detailed order quantity;
2. Delivery of samples: by DHL, Fedex, UPS, TNT, EMS
FAQ
1. who are we?
Hefa Group is based in ZheJiang , China, start from 1998,has a 3 subsidiaries in total.The Main Products is planetary gearbox,timing belt pulley, helical gear,spur gear,gear rack,gear ring,chain wheel,hollow rotating platform,module,etc
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. how to choose the suitable planetary gearbox?
First of all,we need you to be able to provide relevant parameters.If you have a motor drawing,it will let us recommend a suitable gearbox for you faster.If not,we hope you can provide the following motor parameters:output speed,output torque,voltage,current,ip,noise,operating conditions,motor size and power,etc
4. why should you buy from us not from other suppliers?
We are 22 years experiences manufacturer on making the gears, specializing in manufacturing all kinds of spur/bevel/helical gear, grinding gear, gear shaft, timing pulley, rack, planetary gear reducer, timing belt and such transmission gear parts
5. what services can we provide?
Accepted Delivery Terms: Fedex,DHL,UPS;
Accepted Payment Currency:USD,EUR,HKD,GBP,CNY;
Accepted Payment Type: T/T,L/C,PayPal,Western Union;
Language Spoken:English,Chinese,Japanese
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car, Automation Equipment |
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Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Cylindrical Gear |
Step: | Single-Step |
Samples: |
US$ 168/Piece
1 Piece(Min.Order) | |
---|
Customization: |
Available
| Customized Request |
---|
Planetary Gearbox Basics
If you’re in the market for a new Planetary Gearbox, you’ve come to the right place. There’s more to these mechanical wonders than just their name. Learn about Spur gears, helical gears, and various sizes. After you’ve read this article, you’ll know exactly what to look for when shopping for a new one. And you’ll also be able to avoid common mistakes made by amateur mechanics.
Wheel drive planetary gearboxes
Planetary gearboxes have numerous benefits over conventional gearboxes. Their compact design is advantageous for servo functions. Their lubrication is a key feature to maintain smooth operation and avoid damage to the gears. Some manufactures use CZPT to ensure proper functioning. These gearboxes have nearly three times the torque of traditional gearboxes while remaining compact and low in mass.
The planetary gears are made of three different types. Each type has an input and output shaft. The input and output shafts are usually coaxially arranged. The input and output shafts are connected to each other via a carrier. The carrier rotates with the planetary gears. The sun gear is the input gear and is typically 24 teeth in diameter. The outer gears are connected to the sun gear via rings of gears that are mounted around the sun gear.
Planetary gearboxes are also used in wheeled and tracked vehicles. They are also used in winch systems, which lift and lower loads. Typical applications include heavy machinery, such as cranes and earthmovers. Wheel drives are also widely used in municipal and agricultural vehicles, as well as material handling vehicles. The wheel drive is typically mounted directly into the wheel rim. A wheel drive may be fitted into two, three, or even four wheels.
A planetary gear set may be used in stages to provide different transmission rates. In order to choose the right gearbox for your application, consider the torque, backlash, and ratio you need. Then, consider the environment where the gearbox is used. Depending on its location, it might need to be protected from weather, water, and other elements. You can find a wide range of different sizes in the market.
Spur gears
There are two basic types of gearheads: planetary and spur gearheads. Each has its advantages and disadvantages depending on the application. This article will discuss the differences between these two types of gearheads. Spur gearheads are commonly used for transmission applications, while planetary gearheads are more widely used for motors. Spur gearheads are less expensive to produce than planetary gearheads, and they are more flexible in design.
There are many different types of spur gears. Among them, a 5:1 spur gear drive ratio means that the sun gear must rotate five times per revolution of the output carrier. The desired number of teeth is 24. In metric systems, the spur gears are referred to as mm and the moon gears as modules. Spur gears are used in many different types of applications, including automotive and agricultural machinery.
A planetary geartrain is a combination of ring and spur gears, which mesh with each other. There are two kinds of planetary geartrains: simple planetary gears and compound planetary gears. Spur gears are the most common type, with a sun gear and ring gear on either side of the sun. Simple planetary gears feature a single sun and ring gear, while compound planetary gears use multiple planets.
A planetary gearbox consists of two or more outer gears, which are arranged to rotate around the sun. The outer ring gear meshes with all of the planets in our solar system, while the sun gear rotates around the ring gear. Because of this, planetary gearboxes are very efficient even at low speeds. Their compact design makes them a desirable choice for space-constrained applications.
Helical gears
A planetary helical gearbox has two stages, each with its own input speed. In the study of planetary helical gear dynamics, the base circle radius and full-depth involute teeth are added to the ratio of each gear. The tangential position of the planets affects the dynamic amplifications and tooth forces. The tangential position error is an important factor in understanding the dynamic behaviour of helical planetary gears.
A helical gearbox has teeth oriented at an angle to the shaft, making them a better choice than spur gears. Helical gears also operate smoothly and quietly, while spur gears generate a thrust load during operation. Helical gears are also used in enclosed gear drives. They are the most common type of planetary gearbox. However, they can be expensive to produce. Whether you choose to use a helical or spur gearbox depends on the type of gearbox you need.
When choosing a planetary gear, it is important to understand the helix angle of the gear. The helix angle affects the way the planetary gears mesh, but does not change the fundamentals of planetary phasing. In each mesh, axial forces are introduced, which can either cancel or reinforce. The same applies to torques. So, if the ring gear is positioned at an angle of zero, helical gears will increase the axial forces.
The number of teeth on the planets is a variable parameter that must be considered in the design phase. Regardless of how many teeth are present, each planet must have a certain amount of tooth spacing to mesh properly with the ring or sun. The tip diameter is usually unknown in the conceptual design stage, but the pitch diameter may be used as an initial approximation. Asymmetrical helical gears may also cause undesirable noise.
Various sizes
There are several sizes and types of planetary gearboxes. The planetary gear sets feature the sun gear, the central gear, which is usually the input shaft, and the planet gears, which are the outer gears. A carrier connects the planet gears to the output shaft. The primary and secondary features of the planetary gearbox are important factors to consider. Besides these, there are other things to consider, such as the price, delivery time, and availability around the world. Some constructors are quicker than others in responding to inquiries. While others may be able to deliver every planetary gearbox out of stock, they will cost you more money.
The load share behavior of a planetary gearbox is comparable to that of a spur or a helical gearbox. Under low loads, individual gear meshes are slightly loaded, while other components have minimal deflections. In general, load sharing behaviour is affected mostly by assembly and manufacturing deviations. In this case, the elastic deflections help balance these effects. The load-sharing behavior of a planetary gearbox improves when the load increases.
Planetary gearboxes come in different sizes. The most common size is one with two or three planets. The size and type of the gears determine the transmission rate. Planetary gear sets come in stages. This gives you multiple transmission rate choices. Some companies offer small planetary gearboxes, while others offer larger ones. For those with special applications, make sure you check the torque, backlash, and ratio.
Whether the power is large or small, the planetary gearbox should be matched to the size of the drive. Some manufacturers also offer right-angle models. These designs incorporate other gear sets, such as a worm gear stage. Right-angle designs are ideal for situations where you need to vary the output torque. When determining the size of planetary gearboxes, make sure the drive shafts are lined up.
Applications
This report is designed to provide key information on the Global Applications of Planetary Gearbox Market, including the market size and forecast, competitive landscape, and market dynamics. The report also provides market estimates for the company segment and type segments, as well as end users. This report will also cover regional and country-level analysis, market share estimates, and mergers & acquisitions activity. The Global Applications of Planetary Gearbox Market report includes a detailed analysis of the key players in the market.
The most common application of a planetary gearbox is in the automobile industry, where it is used to distribute power between two wheels in a vehicle’s drive axle. In a four-wheel-drive car, this system is augmented by a centre differential. In hybrid electric vehicles, a summation gearbox combines the combustion engine with an electric motor, creating a hybrid vehicle that uses one single transmission system.
In the Global Industrial Planetary Gearbox Market, customer-specific planetary gears are commonly used for automated guided vehicles, intra-logistics, and agricultural technology. These gears allow for compact designs, even in tight spaces. A three-stage planetary gear can reach 300 Nm and support radial loads of 12 kN. For receiver systems, positioning accuracy is critical. A two-stage planetary gearbox was developed by CZPT. Its internal gear tension reduces torsional backlash, and manual controls are often used for high-quality signals.
The number of planetary gears is not fixed, but in industrial applications, the number of planetary gears is at least three. The more planetary gears a gearbox contains, the more torque it can transmit. Moreover, the multiple planetary gears mesh simultaneously during operation, which results in high efficiency and transmittable torque. There are many other advantages of a planetary gearbox, including reduced maintenance and high speed.
editor by CX 2023-06-12
China Transmission Geared Motor Unit RV Screw Drive Lifts Stepper Cyclo Cycloidal Extruder Helical Planetary Bevel Worm Speed Variator Gear Reducer Gearbox manufacturer
Merchandise Description
Worm gearbox pace reducer electric motor dc are on sale with high top quality for you
SMRV 571-one hundred fifty worm equipment box with flange and electric motor
SMRV+NMRV Double Phase Arrangement Reduction Gear Box
RV Series Worm Gearbox
worm speed reducer
nmrv worm equipment motor
You can select the 1 type that you need kind these solution introction.
If you have any issue,please speak to me.
HangZhou Sihai Machinery Co.,ltd is a company specialized in research, manufacture and provider of speed gearbox. Ever since institution, we have been persisting in technical innovation, advancing the techonology to our items even though maintaining our rigid quality controls. It is the purpose that our merchandise branding ”Xihu (West Lake) Dis.n” have enjoyed this sort of successful global revenue.
At existing, our business mostly supplies 5 collection items as RV worm gearbox, UDL collection velocity variator,Computer sequence helical equipment device,G3 helical geared motor and SRC helical gearbox. The items are widely utilized in the mechanical products area this sort of as food and beverage,cement,package,chemical and dyeing, rubber and plastic, CNC equipment tool,and so forth.
Our items have been processed ISO 9001 Good quality System Certification and exported to Italy,Spain,Britain,Poland,Turkey.The United states of america and other European countries,make the good track record with our excellent high quality and support.
Clients 1st,buyers satisfaction, outstanding following sale support and incessant innovation are our tenet and motto. We will go all out to provide all the clients with substantial good quality and support.
To Be Negotiated | 1 Piece (Min. Order) |
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Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
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Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Conical – Cylindrical Gear |
Step: | Single-Step |
###
Customization: |
Available
|
---|
To Be Negotiated | 1 Piece (Min. Order) |
###
Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
---|---|
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Conical – Cylindrical Gear |
Step: | Single-Step |
###
Customization: |
Available
|
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Planetary Gearbox
This article will explore the design and applications of a planetary gearbox. The reduction ratio of a planetary gearbox is dependent on the number of teeth in the gears. The ratios of planetary gearboxes are usually lower than those of conventional mechanical transmissions, which are mainly used to drive engines and generators. They are often the best choice for heavy-duty applications. The following are some of the advantages of planetary gearboxes.
planetary gearboxes
Planetary gearboxes work on a similar principle to solar systems. They rotate around a center gear called the sun gear, and two or more outer gears, called planet gears, are connected by a carrier. These gears then drive an output shaft. The arrangement of planet gears is similar to that of the Milky Way’s ring of planets. This arrangement produces the best torque density and stiffness for a gearbox.
As a compact alternative to normal pinion-and-gear reducers, planetary gearing offers many advantages. These characteristics make planetary gearing ideal for a variety of applications, including compactness and low weight. The efficiency of planetary gearing is enhanced by the fact that ninety percent of the input energy is transferred to the output. The gearboxes also have low noise and high torque density. Additionally, their design offers better load distribution, which contributes to a longer service life.
Planetary gears require lubrication. Because they have a smaller footprint than conventional gears, they dissipate heat well. In fact, lubrication can even lower vibration and noise. It’s also important to keep the gears properly lubricated to prevent the wear and tear that comes with use. The lubrication in planetary gears also helps keep them operating properly and reduces wear and tear on the gears.
A planetary gearbox uses multiple planetary parts to achieve the reduction goal. Each gear has an output shaft and a sun gear located in the center. The ring gear is fixed to the machine, while the sun gear is attached to a clamping system. The outer gears are connected to the carrier, and each planetary gear is held together by rings. This arrangement allows the planetary gear to be symmetrical with respect to the input shaft.
The gear ratio of a planetary gearbox is defined by the sun gear’s number of teeth. As the sun gear gets smaller, the ratio of the gear will increase. The ratio range of planetary gears ranges from 3:1 to ten to one. Eventually, however, the sun gear becomes too small, and the torque will fall significantly. The higher the ratio, the less torque the gears can transmit. So, planetary gears are often referred to as “planetary” gears.
Their design
The basic design of a Planetary Gearbox is quite simple. It consists of three interconnecting links, each of which has its own torque. The ring gear is fixed to the frame 0 at O, and the other two are fixed to each other at A and B. The ring gear, meanwhile, is attached to the planet arm 3 at O. All three parts are connected by joints. A free-body diagram is shown in Figure 9.
During the development process, the design team will divide the power to each individual planet into its respective power paths. This distribution will be based on the meshing condition of all gears in the system. Then, the design team will proceed to determine the loads on individual gear meshes. Using this method, it is possible to determine the loads on individual gear meshes and the shape of ring gear housing.
Planetary Gearboxes are made of three gear types. The sun gear is the center, which is connected to the other two gears by an internal tooth ring gear. The planet pinions are arranged in a carrier assembly that sets their spacing. The carrier also incorporates an output shaft. The three components in a Planetary Gearbox mesh with each other, and they rotate together as one. Depending on the application, they may rotate at different speeds or at different times.
The planetary gearbox’s design is unique. In a planetary gearbox, the input gear rotates around the central gear, while the outer gears are arranged around the sun gear. In addition, the ring gear holds the structure together. A carrier connects the outer gears to the output shaft. Ultimately, this gear system transmits high torque. This type of gearbox is ideal for high-speed operations.
The basic design of a Planetary Gearbox consists of multiple contacts that must mesh with each other. A single planet has an integer number of teeth, while the ring has a non-integer number. The teeth of the planets must mesh with each other, as well as the sun. The tooth counts, as well as the planet spacing, play a role in the design. A planetary gearbox must have an integer number of teeth to function properly.
Applications
In addition to the above-mentioned applications, planetary gearing is also used in machine tools, plastic machinery, derrick and dock cranes, and material handling equipments. Further, its application is found in dredging equipment, road-making machinery, sugar crystallizers, and mill drives. While its versatility and efficiency makes it a desirable choice for many industries, its complicated structure and construction make it a complex component.
Among the many benefits of using a planetary gearbox, the ability to transmit greater torque into a controlled space makes it a popular choice for many industries. Moreover, adding additional planet gears increases the torque density. This makes planetary gears suitable for applications requiring high torque. They are also used in electric screwdrivers and turbine engines. However, they are not used in everything. Some of the more common applications are discussed below:
One of the most important features of planetary gearboxes is their compact footprint. They are able to transmit torque while at the same time reducing noise and vibration. In addition to this, they are able to achieve a high speed without sacrificing high-quality performance. The compact footprint of these gears also allows them to be used in high-speed applications. In some cases, a planetary gearbox has sliding sections. Some of these sections are lubricated with oil, while others may require a synthetic gel. Despite these unique features, planetary gears have become common in many industries.
Planetary gears are composed of three components. The sun gear is the input gear, whereas the planet gears are the output gears. They are connected by a carrier. The carrier connects the input shaft with the output shaft. A planetary gearbox can be designed for various requirements, and the type you use will depend on the needs of your application. Its design and performance must meet your application’s needs.
The ratios of planetary gears vary depending on the number of planets. The smaller the sun gear, the greater the ratio. When planetary stages are used alone, the ratio range is 3:1 to 10:1. Higher ratios can be obtained by connecting several planetary stages together in the same ring gear. This method is known as a multi-stage gearbox. However, it can only be used in large gearboxes.
Maintenance
The main component of a planetary gearbox is the planetary gear. It requires regular maintenance and cleaning to remain in top shape. Demand for a longer life span protects all other components of the gearbox. This article will discuss the maintenance and cleaning procedures for planetary gears. After reading this article, you should know how to maintain your planetary gearbox properly. Hopefully, you can enjoy a longer life with your gearbox.
Firstly, it is important to know how to properly lubricate a planetary gearbox. The lubricant is essential as gears that operate at high speeds are subject to high levels of heat and friction. The housing of the planetary gearbox should be constructed to allow the heat to dissipate. The recommended oil is synthetic, and it should be filled between 30 and 50 percent. The lubricant should be changed at least every six months or as needed.
While it may seem unnecessary to replace a planetary gearbox, regular servicing will help it last a long time. A regular inspection will identify a problem and the appropriate repairs are needed. Once the planetary gearbox is full, it will plug with gear oil. To avoid this problem, consider getting the unit repaired instead of replacing the gearbox. This can save you a lot of money over a new planetary gearbox.
Proper lubrication is essential for a long life of your planetary gearbox. Oil change frequency should be based on oil temperature and operating speed. Oil at higher temperatures should be changed more frequently because it loses its molecular structure and cannot form a protective film. After this, oil filter maintenance should be performed every few months. Lastly, the gearbox oil needs to be checked regularly and replaced when necessary.
editor by czh 2023-01-29
China HPS High Precision NEMA23 60mm Round Square Servo Gear Reducer Speed Reduction Planetary Gearbox for Servo Stepper Motor custom planetary gearbox
Solution Description
Merchandise Description
The reducer is normally utilised for lower-pace and substantial-torque transmission equipment. The motor, internal combustion engine or other higher-pace working power is used to attain the purpose of deceleration by meshing with the big equipment on the output shaft by way of a gear with a small number of teeth on the input shaft of the reducer. The reducer will also have numerous pairs of gears with the very same theory to accomplish the ideal reduction influence. The ratio of the quantity of tooth of the large and modest gears is the transmission ratio.
SPECIFICATIONS | Stage | RATIO | RATED TORQUE (N.m) | ||
Planetry Gearbox | L1 | four | 25 | ||
five | 28 | ||||
7 | 20 | ||||
ten | 10 | ||||
L2 | sixteen | 30 | |||
20 | 30 | ||||
twenty five | 32 | ||||
28 | 30 | ||||
35 | 30 | ||||
40 | 25 | ||||
fifty | 25 | ||||
70 | 20 | ||||
Adapted motor | Stepper Motor/ Servo Motor | ||||
Rated Input Speed (rpm) | 3000/min | ||||
Max Enter Pace (rpm) | 6000/min | ||||
Backlash | L1 | ≤5-10 Arcmin | |||
L2 | ≤10-15 Arcmin | ||||
Fault cease torque(N.m) | 2 instances of rated torque | ||||
Efficiency | L1 | 96% | |||
L2 | 94% | ||||
Average existence span | 20000h | ||||
Operating temperature | -10°~+90° | ||||
Nosie | ≤60 db | ||||
Weight (kg) | L1 | 0.75-3.5 | |||
L2 | 0.ninety five-4.5 | ||||
IP | 54 | ||||
Installation technique | Any set up method |
Creation Assortment
forty two Collection Planetary Gearbox
Backlash: ten-15 arcmin
Ratio Selection:
L1: 4,5,7,10,
L2: twelve,16,20,twenty five,28,35,forty,fifty,70
Body Dimension: 42mm Enter Flange
Gear Arrangement: Planetary Straight Tooth
60 Sequence Planetary Gearbox
Backlash: 10-fifteen arcmin
Ratio Choice:
L1: 4,5,7,ten,
L2: 16,twenty,twenty five,28,35,forty,50,70
Frame Dimension: 60mm Input Flange
Equipment Arrangement: Planetary Straight Tooth
90 Series Planetary Gearbox
Backlash: ten-fifteen arcmin
Ratio Variety:
L1: 4,5,7,10,
L2: 16,twenty,twenty five,28,35,forty,50,70
Body Dimension: 90mm Input Flange
Gear Arrangement: Planetary Straight Enamel
Powder Metal Series Planetary Gearbox
Backlash: 10-fifteen arcmin
Ratio Selection:
L1: 4,5,7,ten,
L2: 16,twenty,25,28,35,40,fifty,70
Frame Dimension: 42mm & 57mm
Equipment Arrangement: Planetary Straight Tooth
Appropriate Angle Series Planetary Gearbox
Backlash: ten-fifteen arcmin
Ratio Variety:
L1: 4,5,7,ten,
L2: 16,twenty,twenty five,28,35,40,fifty,70
Frame Dimension: 60mm & 90mm
Equipment Arrangement: Planetary Straight Enamel
Software Area
Automated Arms
Assembly Line
3D-Printer
Medical -Gear
CNC Machine
Tapping Device
Other Automation Products
Why Decide on Us
ZheJiang Substantial Precision Gear Transmission Co., Ltd
Business
ZheJiang High Precision Gear Transmission Co., Ltd positioned in HangZhou city, ZheJiang Province, China. It is a major company devoted in precision transmission elements and technique analysis, manufacture and revenue, various sequence of items are manufactured in its 5000 square meters workshop, the precision planetary gearbox and equipment motor are produced especially for solar strength business and have served many big-scale photo voltaic assignments worldwidely.
The analysis team has far more than 15 many years encounters in this area, who can ensure a punctual and effective services to meet up with customer’s specific requirements. It has pasted the ISO9001 high quality administration method and CE, goods have been exported to lots of nations with a vast selection software in AGV, clever robot, logistic, industrial automation, photo voltaic vitality, vessel, packaging and textile and so on.Constantly, our aim is to advertise the software of solar energy industry in the world, and we think it offers thoroughly clean and sustainable strength for humanity to much better defend our setting.
WORKSHOP
CERTIFICATIONS
FAQ
Q:Which regions are your goods primarily used in?
A:At present, we have 2 major items: precision planetary gear reducer and solar geared motor. Most of the precision planetary reducers are utilized in automation fields, this kind of as health-related products, 3D printers, door openers, tapping machines, CNC lathes and a collection of automation products. In addition, our photo voltaic geared motors are utilised in photovoltaic electrical power technology projects, which are largely combined with rotary drives to drive photo voltaic panels to observe sunlight.
Q : How to select the ideal planetary gearbox?
A :Initial of all, we require you to be CZPT to supply related parameters. If you have a motor drawing, it will enable us recommend a ideal gearbox for you quicker. If not, we hope you can give the subsequent motor parameters: output speed, output torque, voltage, current, IP, noise, functioning circumstances, motor dimensions and energy, and many others.
Q : What is the price ?
A : The principal determining factor for the price of each solution is the purchase quantity. You can talk with us and let us recognize every other. I think that our rates, solution top quality and our services can undoubtedly make you satisfied.
Q : Do you give personalized services?
A: Sure, we supply tailored services. You only require to set ahead your wants, and we will do our greatest to offer you with a plan, make strategies, and try out our ideal to satisfy your requirements.
Application: | Motor, Machinery, Marine, Agricultural Machinery, Laser Cutting Machine |
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Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Double-Step |
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Samples: |
US$ 80/Piece
1 Piece(Min.Order) |
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###
Customization: |
Available
|
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SPECIFICATIONS | STAGE | RATIO | RATED TORQUE (N.m) | ||
Planetry Gearbox | L1 | 4 | 25 | ||
5 | 28 | ||||
7 | 20 | ||||
10 | 10 | ||||
L2 | 16 | 30 | |||
20 | 30 | ||||
25 | 32 | ||||
28 | 30 | ||||
35 | 30 | ||||
40 | 25 | ||||
50 | 25 | ||||
70 | 20 | ||||
Adapted motor | Stepper Motor/ Servo Motor | ||||
Rated Input Speed (rpm) | 3000/min | ||||
Max Input Speed (rpm) | 6000/min | ||||
Backlash | L1 | ≤5-10 Arcmin | |||
L2 | ≤10-15 Arcmin | ||||
Fault stop torque(N.m) | 2 times of rated torque | ||||
Efficiency | L1 | 96% | |||
L2 | 94% | ||||
Average life span | 20000h | ||||
Operating temperature | -10°~+90° | ||||
Nosie | ≤60 db | ||||
Weight (kg) | L1 | 0.75-3.5 | |||
L2 | 0.95-4.5 | ||||
IP | 54 | ||||
Installation method | Any installation method |
Application: | Motor, Machinery, Marine, Agricultural Machinery, Laser Cutting Machine |
---|---|
Function: | Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Double-Step |
###
Samples: |
US$ 80/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
Available
|
---|
###
SPECIFICATIONS | STAGE | RATIO | RATED TORQUE (N.m) | ||
Planetry Gearbox | L1 | 4 | 25 | ||
5 | 28 | ||||
7 | 20 | ||||
10 | 10 | ||||
L2 | 16 | 30 | |||
20 | 30 | ||||
25 | 32 | ||||
28 | 30 | ||||
35 | 30 | ||||
40 | 25 | ||||
50 | 25 | ||||
70 | 20 | ||||
Adapted motor | Stepper Motor/ Servo Motor | ||||
Rated Input Speed (rpm) | 3000/min | ||||
Max Input Speed (rpm) | 6000/min | ||||
Backlash | L1 | ≤5-10 Arcmin | |||
L2 | ≤10-15 Arcmin | ||||
Fault stop torque(N.m) | 2 times of rated torque | ||||
Efficiency | L1 | 96% | |||
L2 | 94% | ||||
Average life span | 20000h | ||||
Operating temperature | -10°~+90° | ||||
Nosie | ≤60 db | ||||
Weight (kg) | L1 | 0.75-3.5 | |||
L2 | 0.95-4.5 | ||||
IP | 54 | ||||
Installation method | Any installation method |
Types, Applications, and Lubrication of Planetary Gearboxes
A Planetary Gearbox is a device that can be used in a variety of applications. Their reduction ratios depend on the number of teeth in each gear. In this article, we will discuss the types, applications, and lubrication of planetary gearboxes. Hopefully, this article will be of help to you. If not, you can check out this article and discover more about this fascinating machine. There are many different types of planetary gearboxes.
Applications of planetary gearboxes
The planetary gearbox is a popular option for applications requiring precise positioning. Applications of the planetary gearbox range from plastic machinery to agricultural equipment, from goods & personnel lifts to industrial robotics. Some of the industries that benefit from this type of gearbox include robotics, intra-logistics, robotics for industrial automation, and medical equipment. Increasing automation is also fueling the growth of the industrial planetary gearbox market in APAC.
The compact design of planetary gears makes them excellent for reducing load inertia and maximizing torque. However, some applications require additional lubrication for sustained performance or high speeds. CZPT uses CZPT in its planetary gearboxes. In addition, lubrication prevents gear wear and minimizes noise and vibration. The planetary gearbox is also easy to install, thanks to its low-mass-inertia design.
Another application of the planetary gearbox is in axles and transfer cases. The planetary gear architecture consists of a sun gear, also called the central gear, and a ring-gear with internal teeth that are concentric to the sun gear. The two gears are connected via a carrier, and the output shaft is positioned on the ring-gear carrier. The gearbox can be configured in a variety of ways, depending on the speed-ratio requirements.
The planetary gear train is similar to that of a solar system. It comprises a sun gear and two or more outer gears, ring gear and carrier assembly. In this configuration, the outer gears are connected via a carrier and a ring gear. The planet gears are in constant mesh with each other, and power applied to one of these members will rotate the whole assembly. They are a very efficient choice for many applications.
Types
There are three types of planetary gearboxes, depending on their performance and efficiency. The basic model is highly efficient and transmits up to 97% of power input. Depending on the speed and torque that need to be transmitted, planetary gearboxes are used in many different applications. A planetary gearbox can reduce the speed of a roller or produce a more precise level of movement. Using a planetary gearbox for your printing press, for example, will maximize your gear transmission ratio.
This market research report analyzes the factors influencing the market for Planetary Gearboxes, as well as their sales and revenues. It also highlights industry trends and details the competitive landscape. It also provides a comprehensive analysis of the Planetary Gearbox industry and its drivers and restraints. It provides detailed information on the market size and future growth prospects. The study also includes an extensive discussion of the competitive landscape, identifying the top companies and key market players.
A planetary gearbox is often used to manufacture complicated machines. These gears are usually made of high-quality steel, which makes them extremely durable. Planetary gearboxes can also be used in the production of heavy machine elements. There are many benefits of a planetary gearbox, including its compactness and low mass inertia. The main advantage of a planetary gearbox is its ability to distribute torque. Compared to a normal gearbox, planetary gearboxes can provide torque that is nearly three times higher than its conventional counterpart.
The three main types of planetary gears are the single-stage, compound, and multi-stage. The general concept of a planetary gear is referred to as a compound planetary gear. This means that planetary gears are made up of one of these three basic structures: a meshed-planet structure, a shaft, and a multi-stage structure. This type of gear has multiple stages and is particularly useful for fast-dynamic laser cutting machines.
Design
A planetary gearbox is similar to a car’s transmission. All of its gears must have a certain number of teeth and be spaced equally apart. The teeth of a planet must mesh with the gears of the ring and sun to be functional. The number of teeth needed will depend on the number of planets and their spacing. This equation is a good starting point for designing a gearbox.
The dynamic properties of planetary gears are investigated using a parametric model. The stiffness of the mesh changes as the number of gear tooth pairs in contact varies during the gear rotation. Small disturbances in design realizations cause nonlinear dynamics, which results in noise and vibrations in the gear transmission. A mathematical system describing this process is developed using the basic principles of analytical mechanics. This mathematical model can be used to optimize any planetary gear.
This analysis assumes that the sun gear and planet gears have the same design modulus, which is a fundamental requirement of any mechanical gear. In reality, the ratio of these two gears is 24/16 versus -3/2. This means that a planetary gearbox’s output torque is 41.1 times the input torque. Considering this factor, we can make an accurate estimate of the total torque. The planetary gears are mounted face-to-face and connected to an electric motor.
A planetary gear set has to have a certain number of teeth that are odd or even. One way to overcome this issue is to double the number of teeth on the sun gear and the annulus gear. This will also solve irregularities. Another way to design a planetary gear set is to use the appropriate diametral pitch and module. There are many planetary gear sets available on the market, so it pays to understand the differences.
Lubrication
Lubrication for Planetary Gearboxes is important for the smooth functioning of the gear. Planetary gears are subjected to high levels of friction and heat, so they require regular lubrication. The gear housing is designed to dissipate heat away from the gear, but heat can still enter the gear, which can result in a poor lubrication condition. The best lubrication solution is synthetic oil, and the gear should be refilled with a minimum of 30 percent oil.
When lubricating a planetary gearbox, it is important to note that hydraulic oil is not suitable for planetary gearboxes, which cost over $1500. Hydraulic oil does not have the same viscosity and behavior with temperature fluctuations, making it less effective. The planetary gearbox may also overheat if a hose is not provided for case draining. A case drain hose is essential to prevent this from happening, because hot oil can cause overheating of the gearbox and damage to the gears.
Oil delivery conduits are positioned between each pair of planet gears. Each oil delivery conduit directs fresh oil toward the sun gear and the planet gear. The oil then disperses and exits from the gear train with considerable tangential velocity. The oil is redirected into a collection channel (56). The preferred embodiment uses herringbone gears, which pump oil axially outward into the channels.
The best way to choose the right type of lubrication is to consider its viscosity. Too high a viscosity will prevent the lubricant from flowing properly, which will cause metal-to-metal contact. The oil must also be compatible with the gearbox temperature. A suitable viscosity will increase the efficiency of the gearbox and prevent downtime. A reliable gearbox will ultimately result in higher profits and fewer costs.
Applications
This report examines the Industrial Planetary Gearbox Market and its current trends. It identifies the pre and post-COVID-19 effects of the industry. It outlines the advantages and disadvantages of the industrial planetary gearbox market. The report also explains the diverse financing resources and business models of the market. It includes the key players in the industry. Hence, it is essential to read this report carefully.
The report includes analysis and forecasts of the global market for planetary gearbox. It includes the product introductions, key business factors, regional and type segments, and end-users. It covers the sales and revenue of the market for each application field. The report also includes the regional and country-level market data. It also focuses on the market share of the key companies operating in the industry. It covers the competitive scenario in the global planetary gearbox market.
Another popular application for planetary gearboxes is in the toy industry. It is possible to design toys that look stunning with planetary gear systems. In addition to toys, clock makers also benefit from the planetary arrangement. In addition to producing a good-looking clock, this gearbox can reduce inertia and improve its efficiency. The planetary gearbox is easy to maintain, which makes it a good choice for clock applications.
In addition to traditional gear reductions, planetary gears are also used for 3D printing. Their huge gear ratio makes 3D printing easier. Furthermore, planetary gears are used to drive stepper motors, which turn much faster and produce a desired output. There are numerous industrial uses for planetary gearboxes. This article has explored a few of the most common ones. And don’t forget to explore their uses.
editor by czh 2022-12-24
China Custom Planetary Reducer Gearbox Ratio 5:1 Gear Speed Reducer High Torque Input Shaft Reduction Stepper Motor bicycle planetary gearbox
Warranty: 1 year, 1 Year
Applicable Industries: Building Material Shops, Construction works , Mechanical, Robotic Industry
Weight (KG): 2 KG
Customized support: OEM, ODM
Gearing Arrangement: Planetary
Output Torque: 16.5-280Nm
Input Speed: 4200-7000rpm(max)
Output Speed: 14-280rpm
Product name: Planetary Gear Reducer
Application: Machine Tool
Type: Reducer
Ratio: 3-350
Material: Cast Iron
Model: PLE060A 085A 115A 160B
Usage: Automatic Gate
Quality: Super
Packing: Carton Box
Port: HangZhou
Products Description Planetary Reducer Gearbox Ratio 5:1 Gear Speed Reducer High Torque Input Shaft Reduction Stepper Motor * High torque gearbox reducer. High quality, durable to use. * Low friction motor, low operating noise , easy operation. * Power saving, low heat, light weight and easy installation. * High transmission efficiency, wide speed range, high precision. * The return gap is small, great rigidity, and with strong bearing capacity.
Product Name | Planetary Gear Reducer | ||||||
Applicable Industries | Building Material Shops; Construction Works; Robotic Industry; Machine Tool | ||||||
Application | Automation Industry | ||||||
Output Torque Tn | 16.5-280Nm | ||||||
Input Speed | 4200-7000rpm(max) | ||||||
Ratio | 3-350 | ||||||
Model | PLE060A 085A 115A 160B |
Model ratio | ||
L1 | 3 4 5 7 10 | |
L2 | 50 70 | |
L3 | ||
Design | OEM and ODM Orders are welcome |
The Basics of a Planetary Gearbox
The basic model of a planetary gearbox is a highly efficient transmission that transmits nearly ninety percent of the power it receives. The basic planetary gearbox comes in three basic types: Inline, Helical, and Spur. Below, we will discuss the differences between each of them and which one is better for your needs. A planetary gearbox is an important part of any engine and may be the perfect choice for your vehicle.
Inline planetary gearbox
An inline planetary gearbox has an inline arrangement of gears that enables the transfer of power. Its design makes it stable and reliable, and the space and weight-saving benefits make it a popular choice for many applications. Planetary gearboxes have low inertia, high torque, and a wide range of reduction ratios, which make them a versatile choice for many industries. To find out more about this type of gearbox, read about its construction and specifications.
A planetary gearbox is composed of two parts: a sun gear (also called the central or input gear), and two planet gears (also called outer gears). These gears are connected to each other via a carrier. In order to get the best performance from your gearbox, it’s important to find a model with the features and benefits required for your application. Also, be sure to check out the delivery time, global availability, and customer service of your selected constructor. A few constructors are faster than others and have the ability to respond quickly, while others can deliver every single planetary gearbox out of stock.
Whether you’re using an inline planetary gearbox for your car’s transmission, or you’re building a new machine, it’s important to choose the right size for your application. The most common ratio is five:1, but an inline gearbox can be as high as 1000:1! The torque range is between 250-950 lb-in for continuous torque, and up to 5800 lb-in for yield torque. Some companies even offer custom shafts if you need them to fit a specific application.
Inline planetary gearboxes have a high ratio of helical rotation and are useful for applications where space is limited. Their low-backlash design allows them to handle high torques and high accelerations without backlash. Despite their compact size, planetary gear systems also have high single-stage reduction ratios, a feature that makes them ideal for a variety of industrial applications. They can also be connected for high reduction ratios.
An inline planetary gearbox can be used in many applications, from small tools to heavy industrial machinery. Its basic design includes three components: an input gear pair, an output gear pair, and a stationary position. Some planetary gearbox designs also include additional gear sets that can provide a slight offset between input and output. A planetary gearbox may also contain multiple bearings, which make the assembly more robust and reliable.
Inline planetary gear reducers are commonly used in industrial settings to slow down an electric motor. They are able to multiply torque, which means they can reduce the input speed to a level where the mechanical devices inside the motor can function properly. This type of gear reducer also has a low clearance, which makes it ideal for machines with high torque. However, you should consider the amount of torque required in your application before you make a purchase.
Helical planetary gearbox
A helical planetary gearbox is a type of mechanical system. The gears are connected by joints to the carrier that holds the planets stationary. The sun gear serves as an input to the other gears, and the planet gears rotate at a rate that depends on the number of teeth in each gear. The ratio between these gears is -Ns/Np, and the number of teeth in the ring is N r, N s, and N p.
Another type of planetary gearbox uses multiple helical axes to distribute the load. This design also offers high stiffness and low backlash, which is important for applications involving frequent start-stop cycles and rotational direction changes. It also features a compact design and low mass inertia. A helical planetary gearbox can be used for a wide range of applications. Listed below are some of the benefits of helical gear technology.
The basic design of a helical planetary gear is based on the principle of stepping planets. This concept eliminates the need for timing marks and restrictive assembly conditions. The planetary gear’s helical shape can be modified to achieve a greater transmission ratio in an equal or smaller volume. For example, a 50-T ring gear will yield the same effect as a 100-T ring gear.
In addition to the helical axis, a helical planetary gearbox also has a wide variety of secondary features that are critical to torque transmission. For instance, compact needle roller bearings are appropriate for a helical planetary gearbox because of their low-profile design and small space. However, a tapered roller bearing is better suited to handling high axial forces. In general, a helical planetary gearbox will have a higher efficiency rate and lower noise levels.
A helical planetary gearbox will have a number of components that can vary in size and shape. They will include a sun gear and many planetary parts. The central sun gear will take a low-torque input and will run multiple external gears to increase the torque and speed. This basic model of a planetary gearbox is highly efficient, transferring 97% of the power input. There are three main types of planetary gearboxes: the cylindrical planetary gearbox, the helical planetary gearbox, and the helical wormwheel.
The CZPT is a good example of an entry-level helical planetary gearbox. It is extremely reliable and aimed at providing torque in quiet applications with high precision. The Access series is another option, which is designed to meet the needs of the low-backlash planetary gearbox market. It features helical planetary gears with five to eight arc-minutes backlash, and is built on a monobloc housing.
A helical planetary gearbox is widely used in 3D printing. They are lightweight and can provide a high gear ratio. In addition to their low weight and high efficiency, some people have installed them into 3D printers to improve the accuracy of their designs. And in addition to 3D printing, helical gears are used in many industrial applications. If you’re thinking about purchasing one, you should know what the benefits are.
Spur planetary gearbox
There are many advantages to a spur planetary gearbox, from its compact design and low cost to its unmatched power transmission capacity per unit volume. Planetary gears have high efficiency per stage and can achieve up to 95% efficiency, depending on the ratio. Planet gears are mounted on a joint carrier, and the output rotation speed is slower than the drive rotation speed, which leads to increased torque. The higher the gear wheels, the more torque the unit can produce.
A spur planetary gearbox incorporates multiple other gear sets that must have helical teeth. These other gear sets must be helical, and the motor must be aligned with the driven parts. The spur gears are the most efficient type of planetary gear, as their teeth are symmetrical, which means no axial forces are generated. The difference between a spur and a planetary gearbox is its shape.
The right angle spur planetary gearbox is a versatile design with a spiral bevel gear that provides superior smoothness and quiet operation. This gearhead is case-hardened and ground to increase its efficiency. These gears can be purchased in 3-100 ratios. Spur planetary gearboxes can also have ISO rotary flanges, keyed shafts, DIN splines, or hollow compression connections.
A spur planetary gearbox utilizes spur gears around the circumference of the mechanism. The spur gears rotate between gears that have internal and external teeth. Because of this, the angular velocity of the spur gear differential carrier is the average of the ring gears and sun gears. A spur gearbox can also be considered a compound planetary gear. It is typically used for servo applications. Unlike spur gears, helical planetary gears are easier to maintain and have lower noise levels.
The most notable difference between a spur planetary gearbox and a planetary gearhead is the lubrication of the pinion and the spur gear head. A spur gear head is less complex, but cannot handle the same amount of load as a planetary gearhead. Both types can achieve the same backlash, but a planetary gearhead has better lubrication retention than a spur gear. It can run at higher speeds without excessive lubrication, while a spur gear drive is more efficient at low speeds. The reduction ratio of a planetary gearhead is near unity while that of a planetary gear head is many thousand to one.
A planetary gearbox has many applications. Plastic machinery, goods & personnel lifts, and machine tools are all prime examples of these types of gearing systems. Other industries that use these gears include wind turbines and sugar crystallizers, as well as steel and sugar mills. And of course, the use of planetary gears is not limited to these industries. It is used in many different ways, including slewing drives, mill drive, and derrick & dockyard cranes
editor by czh
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NEMA 17 two/three Phase Stepper Step EPT for cnc EPTT
49mm .48N.m stepper motor
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Item identify: NEMA seventeen stXiHu (West EPT) Dis.Hu (West EPT) Dis.rd sort hybrid stepping motor | |||
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