Product Description
High Torque NEMA34 Stepper Motor Helical Transmission 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 Description
Characteristics:
1. Split design, more output options
2. The input and output dimensions can be seamlessly switched with the straight tooth series
3. The double support cage planet carrier has high reliability and is suitable for high-speed and frequent CZPT and reverse rotation
4. The design of double-stage single support support has high cost performance
5. Keyway can be opened for the force shaft
6. Helical gear transmission is more stable and has large bearing capacity
7. Accurate positioning of low return clearance
8. Specification range: 60-120mm
9. Speed ratio range: 3-100
10. Accuracy range: 1-3 arcmin (P1); 3-5 arcmin (P2)
Specifications | PW60 | PW90 | PW120 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 1.5times rated torque | ||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||
Max. Radial Load | N | 1350 | 3100 | 6100 | ||
Max. Axial Load | N | 630 | 1300 | 2800 | ||
Torsional Rigidity | Nm/arcmin | 5 | 10 | 20 | ||
Max.Input Speed | rpm | 6000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 3000 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Life Time | h | 20000 | ||||
Efficiency Of Full Load | % | L1≥95% L2≥90% | ||||
Return Backlash | P1 | L1 | arcmin | ≤3 | ≤3 | ≤3 |
L2 | arcmin | ≤5 | ≤5 | ≤5 | ||
P2 | L1 | arcmin | ≤5 | ≤5 | ≤5 | |
L2 | arcmin | ≤7 | ≤7 | ≤7 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.16 | 0.61 | 3.25 |
4 | Kg*cm2 | 0.14 | 0.48 | 2.74 | ||
5 | Kg*cm2 | 0.13 | 0.47 | 2.71 | ||
7 | Kg*cm2 | 0.13 | 0.45 | 2.62 | ||
8 | Kg*cm2 | 0.13 | 0.45 | 2.62 | ||
10 | Kg*cm2 | 0.13 | 0.40 | 2.57 | ||
L2 | 12 | Kg*cm2 | 0.13 | 0.61 | 0.45 | |
15 | Kg*cm2 | 0.13 | 0.61 | 0.45 | ||
20 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
25 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
28 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
30 | Kg*cm2 | 0.13 | 0.67 | 0.45 | ||
35 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
40 | Kg*cm2 | 0.13 | 0.45 | 0.45 | ||
50 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
70 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
100 | Kg*cm2 | 0.13 | 0.40 | 0.40 | ||
Technical Parameter | Level | Ratio | PW60 | PW90 | PW120 | |
Rated Torque | L1 | 3 | Nm | 35 | 100 | 165 |
4 | Nm | 43 | 125 | 220 | ||
5 | Nm | 43 | 125 | 220 | ||
7 | Nm | 40 | 98 | 200 | ||
8 | Nm | 40 | 90 | 200 | ||
10 | Nm | 25 | 70 | 150 | ||
L2 | 12 | Nm | 35 | / | 165 | |
15 | Nm | 35 | 100 | 165 | ||
20 | Nm | 43 | 125 | 220 | ||
25 | Nm | 43 | 125 | 220 | ||
28 | Nm | 43 | 125 | 220 | ||
30 | Nm | 35 | 100 | 165 | ||
35 | Nm | 43 | 125 | 210 | ||
40 | Nm | 43 | 125 | 210 | ||
50 | Nm | 43 | 125 | 210 | ||
70 | Nm | 40 | 98 | 200 | ||
100 | Nm | 25 | 70 | 150 | ||
Degree Of Protection | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.2 | 2.8 | 7.6 | |
L2 | kg | 1.55 | 3.95 | 10.5 |
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
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
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Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Packaging Machinery |
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Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Single-Step |
Samples: |
US$ 185/Piece
1 Piece(Min.Order) | |
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Customization: |
Available
| Customized Request |
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Planetary Gearbox Components
The basic components of a planetary gearset are an input, output, and stationary position. Different types of planetary gearboxes will have different output ratios and torques. A leading company for planetary gearbox design, CZPT, provides the necessary components. These components can vary in both male and female shafts and come with a variety of modular options. Here are a few things to consider about each component.
CFHK Series
The CFHK Series is a multistage planetary gearbox that contains multiple planetary gears. The multiple teeth of each planetary gear mesh simultaneously during operation to increase the transmittable torque. The gears are case hardened and ground, and the ratios of the planetary gears are integers. They were first functionally described by Leonardo da Vinci in 1490. Today, the CFHK Series is a favorite among automotive engineers and manufacturers.
The CH Series offers high accuracy with a compact design and case hardened, hypoid, and helical gearing. These gearboxes are also available in the CFXR series, with low backlash and friction. These planetary gearboxes are designed to provide high torque and high precision in a variety of applications. In addition, the CFXR series features 100% helical gearing and low backlash.
The CFHK Series features a sun gear that drives the next stage. These gears can be put in series or serially in the same housing. In some cases, the output shaft of the first stage becomes the input shaft of the second stage. In addition, ring gears are also used as structural parts of smaller gearboxes. An example of a planetary gearbox is the pencil sharpener mechanism. The pencil is placed on an axis that is set on a sun gear. The sun gear drives the next planet stage.
A planetary gear unit’s gear ratio is determined by the number of teeth in the sun gear and ring gear. The smaller the sun gear, the smaller the ratio between the sun gear and planet gears. The largest gear ratio in a planetary gear unit is 10:1. A higher number of teeth increases the transmission ratio. In order to maximize torque, the planetary gears must be rearranged. A smaller sun gear will have higher torque than a large ring gear.
CFX Series
The HPN Harmonic Planetary(r) Series planetary gearboxes offer a low-cost solution with high-performance and high-reliability. This modular design is easy to install and requires very little maintenance. Its planetary design and full complement of needle rollers allow for extended life and quiet operation. In addition, the HPN Harmonic Planetary(r) Series is available in a range of sizes.
The compact size and high-speed design of planetary gearboxes results in excellent heat dissipation. However, high-speed or sustained performance applications may require lubricants. A planetary gearbox will have smaller minimum steps to minimize noise and vibration. Planetary gears will give you the highest level of efficiency while minimizing noise. As a result, they can provide high-quality 3D prints.
A planetary gear train is composed of a ring gear and planet gears, each supported by a carrier. A ring gear is pink, while the sun gear is red. The sun gear and carrier rotate around each other at a 45-degree angle. This is also known as an epicyclic gear. Planetary gearboxes are often found in space-constrained applications. The CFX Series features a compact design and excellent performance.
The CFX Series features a robust design that is easy to install. Its compact size makes installation of planetary gearboxes easier and faster. They are available in three different configurations for continuous, intermittent, and counter-clockwise operation. The CFX Series offers the perfect solution for your accelerating needs. They’re a great solution for any automotive or industrial application. You can easily configure the CFX Series to meet your specific requirements.
CAP Series
The Candy Controls CAP Series is a new generation of compact, precision planetary gearboxes that combine high torques with low backlash and exceptional wear resistance. This rotary flange planetary gearbox is ideal for a variety of industrial, mining and marine applications. Its modular construction enables users to easily mount different stages, hydraulic or electric motors, and different types of gears. Its CPH Series features an extremely rigid alloy steel housing, carburized gears, and induction hardened gears.
The CAP Series utilizes multiple planetary gears for high torque transmission. The number of planetary gears is not fixed, but most planetary gearboxes utilize at least three. The larger the number of planetary gears, the higher the transmittable torque. A planetary gearbox is composed of multiple planetary gears with a meshing action that occurs simultaneously during operation. The result is a higher efficiency and a smoother, quieter operation than a conventional gearbox.
The VersaPlanetary range features modular design for easy installation. This system includes mounting plates for typical FIRST (r) Robotics Competition motors. The mounting plates are designed to fit each motor. These planetary gearboxes are compatible with various types of motors, from small electric motors to large, heavy duty ones. They are also compatible with a variety of mounting systems, including CIM motors.
CAPK Series
The CZPT APK Series is a high precision, rotary flange style planetary gearbox. Its case hardened and ground gears are designed to provide excellent wear resistance, low backlash, and excellent precision. The CAPK Series offers high axial and moment load capacities in a compact housing. CZPT is the world leader in the production of planetary gearboxes. The CAPK Series features an array of high-quality, innovative features.
CZPT SMART Lubrication technology is used to keep the gears well-lubricated and reduce noise and vibration. The planetary gearbox’s 3-gear design is ideal for DIY CNC robotics. This series has a long history of quality, and CZPT uses only the best components. The CZPT 3:1 High Precision Planetary Gearbox is an excellent choice for CNC Robotics and other applications.
A multi-stage planetary gearbox combines individual ratios for a greater number of ratios. Additional planetary gears increase the transmittable torque. The direction of the output and drive shaft are always identical. The CAPK Series features a high-quality, durable construction. They are made from stainless steel and offer a long-term warranty. They are the best choice for industrial and commercial applications. While planetary gears are more expensive, they are highly efficient.
CFH Series
The Candy CFH Series planetary gearboxes offer the benefits of a modular design and a low backlash. They offer a variety of size options and excellent durability. This planetary gearbox is compact and wear resistant. The CFH Series planetary gearbox has a carburized, induction hardened gears and a rigid alloy steel housing. Its low backlash and precision make it an excellent choice for industrial applications.
The CFH Series planetary gearbox is a highly efficient, high-speed helical gear. The compact design of this gearbox results in high heat dissipation and low mass inertia. Planet carrier bearings experience significant lateral forces from the transmission of torque. As a result, radial and axial forces oppose each other. The result is that the torque is distributed over three gears, reducing noise, vibration, and wear.
The planetary gearbox has three main components: a sun gear (also known as the input gear), a ring gear, and two planet gears. These are connected by a carrier that rotates about a 45-degree clockwise axis. The CFH Series of gears is available in triple and double stages. They can also be used in electric motors. As a result, the CFH Series is highly versatile.
The CFH Series of planetary gearboxes can be found in all kinds of applications, including automotive transmissions. Their compact design and high-performance performance make them a popular choice for space-constrained applications. This gearbox has several benefits and is a great alternative to a conventional helical gearbox. These gearboxes are highly effective for reducing torque and speed, and are compact enough to fit in most applications.
CZPT
If you need a high-quality planetary gearbox, the CZPT Planetary Series is the right choice. This Italian company designs and manufactures gearboxes in its San Polo d’Enza, Italy, facility with 11 branch offices and three production facilities. The company is attempting to replicate the success of the Italian Super Car industry, which has gained global recognition. The company provides a range of gearboxes for use in heavy industry, agriculture, offshore, aerial and marine work.
With over 40 years of experience, CZPT manufactures a wide range of high-quality gearboxes. From bevel-helical units to Helical units, wheel gears and negative brakes, the company has been manufacturing quality components for many industries. CZPT is a trusted Australian distributor of CZPT gear components. The company is dedicated to providing the best planetary gears for every industry.
If your CZPT Planetary gearbox is malfunctioning, you can have it repaired quickly and easily. The company uses quality materials and a variety of sizes and output ratios to cater to the most demanding applications. In addition, you can customize your gearbox to suit your specific needs. CZPT Planetary Gearboxes are highly versatile and customizable, offering infinite scalability.
editor by Dream 2024-05-08
China factory High Torque Ab Series 60mm Planetary Gearbox Reducer Precision Helical Tooth Planetary Gearboxes planetary gearbox components
Product Description
Planetary Gearbox AB Series Square Flange Helical Bevel Planetary Transmission Gearboxes Servo Motor
Product Overview:
Precision planetary gear reducer is another name for planetary gear reducer in the industry. Its main transmission structure is planetary gear, sun gear and inner gear ring.
Compared with other gear reducers, precision planetary gear reducers have the characteristics of high rigidity, high precision (single stage can achieve less than 1 point), high transmission efficiency (single stage can achieve 97% – 98%), high torque/volume ratio, lifelong maintenance-free, etc. Most of them are installed on stepper motor and servo motor to reduce speed, improve torque and match inertia.
Planetary Gearbox AB Series Square Flange Helical Bevel Planetary Transmission Gearboxes Servo Motor
Advantages of the planetary gearbox:
Low backlash
High Efficiency
High Torque
High Input Speed
High Stability
High Reduction Ratio
Detailed Photos
Product Parameters
Name |
High Precision Planetary Gearbox |
Model |
AB042, AB060, AB060A, AB090A, AB115, AB142, AB180, AB220 |
Gearing Arrangement |
Planetary |
Effeiency withfull load |
≥97 |
Backlash |
≤5 |
Weight |
0.5~48kg |
Gear Type |
Helical Gear |
Gear stages |
1 stage, 2 stage |
Rated Torque |
14N.m-2000N.m |
Gear Ratio One-stage |
3, 4, 5, 6, 7, 8, 9, 10 |
Gear Ratio Two-stage |
15, 20, 25, 30, 35, 40, 45, 50, 60, 70, 80, 90, 100 |
Mounting Position |
Horizontal (foot mounted) or Vertical (flange mounted) |
Usage |
stepper motor, servo motor, AC motor, DC motor, etc |
Various reduction ratios available. Please contact us. We will provide you with appropriate reduction gearbox according to your motor power
External Mounting Dimensions
1 stage reduction ratio 3~10
2 stage reduction ratio 15~100
features:
AB-series reducer features:
1. Helical gear design The reduction mechanism adopts the helical gear design, and its tooth shape meshing rate is more than twice that of the general spur gear, and has the characteristics of smooth operation, low noise, high output torque and low backlash
2. Collet type locking mechanism The connection between the input end and the motor adopts a collet-type locking mechanism and undergoes dynamic balance analysis to ensure the concentricity of the joint interface and zero-backlash power transmission at high input speeds
3. Modular design of motor connection board The unique modular design of the motor connecting plate and shaft is suitable for any brand and type of servo motor;
4. Efficient surface treatment technology The surface of the gearbox is treated with electroless nickel, and the connecting plate of the motor is treated with black anodic treatment to improve the environmental tolerance and corrosion resistance
5. One-piece gearbox body The gearbox and the inner ring gear adopt an integrated design, with compact structure, high precision and large output torque
6. Accurate concentricity of gear bar The sun gear made of the whole gear bar has strong rigidity and accurate concentricity
7. Solid, Single piece sun gear construction obtains precise concentricity with increased strength and rigidity. 8.Precision taper roller bearing support to increases radial and axial loading capacity.
Our Advantages
SERIES: AB/ ABR/ AD/ADS/ ADR/ AF/ AFR/ AFX/ AFXR/ AE/ AER/ AE/ AERS
PLF series, PLE series, ZPLF series, ZPLE series, AB series, ABR series and many other models are available.
Applications
Company Profile
Certifications
Packaging & Shipping
Hardness: | Hardened Tooth Surface |
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Installation: | Vertical Type |
Layout: | Coaxial |
Gear Shape: | Planetary |
Step: | Single-Step |
Type: | Ab Series Gearbox, Gear Reducer |
Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
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Planetary Gearbox Advantages and Disadvantages
A planetary gearbox is a type of mechanical drive with a single output shaft. They are suitable for both clockwise and counterclockwise rotations, have less inertia, and operate at higher speeds. Here are some advantages and disadvantages of this type of gearbox. Let us see what these advantages are and why you should use them in your applications. Listed below are some of the benefits of planetary gearboxes.
Suitable for counterclockwise and clockwise rotation
If you want to teach children about the clock hands, you can buy some resources for counterclockwise and asymmetrical rotation. These resources include worksheets for identifying degrees of rotation, writing rules for rotation, and visual processing. You can also use these resources to teach angles. For example, the translation of shapes activity pack helps children learn about the rotation of geometric shapes. Similarly, the visual perception activity sheet helps children understand how to process information visually.
Various studies have been done to understand the anatomical substrate of rotations. In a recent study, CZPT et al. compared the position of the transitional zone electrocardiographically and anatomically. The authors found that the transitional zone was normal in nine of 33 subjects, indicating that rotation is not a sign of disease. Similarly, a counterclockwise rotation may be caused by a genetic or environmental factor.
The core tip data should be designed to work in both clockwise and counterclockwise rotation. Counterclockwise rotation requires a different starting point than a clockwise rotation. In North America, star-delta starting is used. In both cases, the figure is rotated about its point. Counterclockwise rotation, on the other hand, is done in the opposite direction. In addition, it is possible to create counterclockwise rotation using the same gimbal.
Despite its name, both clockwise and counterclockwise rotation requires a certain amount of force to rotate. When rotating clockwise, the object faces upwards. Counterclockwise rotation, on the other hand, starts from the top position and heads to the right. If rotating in the opposite direction, the object turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.
Has less inertia
The primary difference between a planetary gearbox and a normal pinion-and-gear reducer is the ratio. A planetary gearbox will produce less inertia, which is an important advantage because it will reduce torque and energy requirements. The ratio of the planetary gearbox to its fixed axis counterpart is a factor of three. A planetary gearbox has smaller gears than a conventional planetary, so its inertia is proportional to the number of planets.
Planetary gears are less inertia than spur gears, and they share the load across multiple gear teeth. This means that they will have low backlash, and this is essential for applications with high start-stop cycles and frequent rotational direction changes. Another benefit is the high stiffness. A planetary gearbox will have less backlash than a spur gearbox, which means that it will be more reliable.
A planetary gearbox can use either spur or helical gears. The former provides higher torque ratings while the latter has less noise and stiffness. Both types of gears are useful in motorsports, aerospace, truck transmissions, and power generation units. They require more assembly time than a conventional parallel shaft gear, but the PD series is the more efficient alternative. PD series planetary gears are suitable for many applications, including servo and robotics.
In contrast, a planetary gear set can have varying input speed. This can affect the frequency response of the gearset. A mathematical model of the two-stage planetary gears has non-stationary effects and correlates with experimental findings. Fig. 6.3 shows an addendum. The dedendum’s minimum value is approximately 1.25m. When the dedendum is at its smallest, the dedendum has less inertia.
Offers greater reliability
The Planetary Gearbox is a better option for driving a vehicle than a standard spur gearbox. A planetary gearbox is less expensive, and they have better backlash, higher load capacity, and greater shock loads. Unlike spur gearboxes, however, mechanical noise is virtually nonexistent. This makes them more reliable in high-shock situations, as well as in a wide range of applications.
The Economy Series has the same power density and torque capacity of the Precision Helical Series, but it lacks the precision of the latter. In contrast, Economy Series planetary gearboxes feature straight spur planetary gearing, and they are used in applications requiring high torque. Both types of gearboxes are compatible with NEMA servo motors. If torque density is important, a planetary gearbox is the best choice.
The Dispersion of External Load: The SSI model has been extensively used to model the reliability of planetary gear systems. This model takes the contact force and fatigue strength of the system as generalized stress and strength. It also provides a theoretical framework to evaluate the reliability of planetary gear systems. It also has many other advantages that make it the preferred choice for high-stress applications. The Planetary Gearbox offers greater reliability and efficiency than traditional rack and pinion gear systems.
Planetary gearing has greater reliability and compact design. Its compact design allows for wider applications with concerns about space and weight. Additionally, the increased torque and reduction makes planetary gearboxes an excellent choice for a wide variety of applications. There are three major types of planetary gearboxes, each with its own advantages. This article describes a few of them. Once you understand their workings, you will be able to choose the best planetary gearbox for your needs.
Has higher operating speeds
When you look at planetary gearboxes, you might be confused about which one to choose. The primary issue is the application of the gearbox. You must also decide on secondary factors like noise level, corrosion resistance, construction, price, and availability worldwide. Some constructors work faster than others and deliver the gearboxes on the same day. However, the latter ones often deliver the planetary gearbox out of stock.
Compared to conventional gearboxes, a planetary gearbox can run at higher speeds when the input speed fluctuates. However, these gears are not very efficient in high-speed applications because of their increased noise levels. This makes planetary gears unsuitable for applications involving a great deal of noise. That is why most planetary gears are used in small-scale applications. There are some exceptions, but in general, a planetary gearbox is better suited for applications with higher operating speeds.
The basic planetary gearbox is a compact alternative to normal pinion-and-gear reducers. They can be used in a wide variety of applications where space and weight are concerns. Its efficiency is also higher, delivering 97% of the power input. It comes in three different types based on the performance. A planetary gearbox can also be classified as a worm gear, a spur gear, or a sprocket.
A planetary gearhead has a high-precision design and can generate substantial torque for their size. It also reduces backlash to two arc-min. Additionally, it is lubricated for life, which means no maintenance is needed. It can fit into a small machine envelope and has a small footprint. Moreover, the helical crowned gearing provides fast positioning. A sealed gearbox prevents abrasive dust from getting into the planetary gearhead.
Has drawbacks
The design of a planetary gearbox is compact and enables high torque and load capability in a small space. This gear arrangement also reduces the possibility of wear and tear. Planet gears are arranged in a planetary fashion, allowing gears to shift under load and a uniform distribution of torque. However, some disadvantages of planetary gears must be considered before investing in this gearbox.
While the planetary gearbox is a high precision motion-control device, its design and maintenance requirements are a concern. The bearing load is high, requiring frequent lubrication. Also, they are inaccessible. Despite these drawbacks, planetary gearboxes are suitable for a variety of tasks. They also have low backlash and high torsional stiffness, making them excellent choices for many applications.
As a result, the speed of a planetary gearbox varies with load and speed. At lower ratios, the sun gear becomes too large in relation to the planet gears. As the ratio increases, the sun gear will become too low, reducing torque. The planetary gears also reduce their torque in high-speed environments. Consequently, the ratio is a crucial consideration for planetary gearbox condition monitoring.
Excess drag may result from out-of-tolerance components or excessive lubrication. Drag should be measured both in directions and be within acceptable ranges. Grease and oil lubrication are two common planetary gearbox lubricants, but the choice is largely dependent on your application. While grease lubricates planetary gears well, oil needs maintenance and re-lubrication every few thousand hours.
editor by CX 2023-06-06
China Low Backlash High Torque Ratio 40: 1 Planetary Gearboxes planetary gearbox design
Solution Description
Minimal Backlash Higher Torque Ratio forty:1 Planetary Gearboxes
The large-precision planetary gearbox adopts spur gear design, and is employed in various manage transmission fields with servo motors, these kinds of as precision equipment instruments, laser reducing gear, battery processing products, etc. It has the rewards of huge torsional rigidity and huge output torque.
Merchandise Description
Attribute:
1.With bevel gear reversing system,right angle steering output is realized
2.Sq. flange output,normal measurement
3.The enter specification are total and there are numerous choices
4.Spur transmission ,solitary cantilever structurer,style basic,substantial expense overall performance
5.Keyway can be opened in the pressure shaft
6.secure operation,lower noise
seven.Measurement range:60-120mm
eight.Ratio range:3-one hundred
nine.Backlash:8-16arcmin
10.Assistance custom made according to drawings or samples
Product Parameters
Specifications | PVFN60 | PVFN90 | PVFN120 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 1.5times rated torque | ||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||
Max. Radial Load | N | 240 | 450 | 1240 | ||
Max. Axial Load | N | 220 | 430 | one thousand | ||
Torsional Rigidity | Nm/arcmin | 1.8 | four.eighty five | eleven | ||
Max.Enter Speed | rpm | 8000 | 6000 | 6000 | ||
Rated Enter Velocity | rpm | 4000 | 3500 | 3500 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Daily life Time | h | 20000 | ||||
Efficiency Of Total Load | % | L1≥95% L2≥92% | ||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ||
Minute Of Inertia Desk | L1 | three | Kg*cm2 | .forty six | 1.seventy three | 12.seventy eight |
4 | Kg*cm2 | .46 | one.73 | twelve.seventy eight | ||
5 | Kg*cm2 | .forty six | one.73 | 12.seventy eight | ||
seven | Kg*cm2 | .41 | one.42 | 11.38 | ||
10 | Kg*cm2 | .forty one | one.forty two | 11.38 | ||
L2 | twelve | Kg*cm2 | .44 | 1.49 | twelve.18 | |
fifteen | Kg*cm2 | .44 | 1.forty nine | twelve.eighteen | ||
sixteen | Kg*cm2 | .72 | 1.forty nine | 12.eighteen | ||
twenty | Kg*cm2 | .forty four | one.49 | twelve.18 | ||
twenty five | Kg*cm2 | .forty four | one.49 | 12.18 | ||
28 | Kg*cm2 | .44 | 1.49 | 12.18 | ||
30 | Kg*cm2 | .44 | one.forty nine | 12.18 | ||
35 | Kg*cm2 | .forty four | one.49 | 12.eighteen | ||
40 | Kg*cm2 | .44 | one.forty nine | 12.18 | ||
fifty | Kg*cm2 | .34 | 1.twenty five | 11.48 | ||
70 | Kg*cm2 | .34 | 1.25 | 11.48 | ||
a hundred | Kg*cm2 | .34 | one.25 | 11.forty eight | ||
Specialized Parameter | Level | Ratio | PVFN60 | PVFN90 | PVFN120 | |
Rated Torque | L1 | three | Nm | 27 | 96 | 161 |
four | Nm | forty | 122 | 210 | ||
five | Nm | forty | 122 | 210 | ||
7 | Nm | 34 | 95 | one hundred seventy | ||
ten | Nm | 16 | 56 | 86 | ||
L2 | twelve | Nm | 27 | 96 | 161 | |
fifteen | Nm | 27 | 96 | 161 | ||
16 | Nm | 40 | 122 | 210 | ||
twenty | Nm | 40 | 122 | 210 | ||
25 | Nm | forty | 122 | 210 | ||
28 | Nm | forty | 122 | 210 | ||
thirty | Nm | 27 | ninety six | 161 | ||
35 | Nm | forty | 122 | 210 | ||
forty | Nm | 40 | 122 | 210 | ||
fifty | Nm | forty | 122 | 210 | ||
70 | Nm | 34 | ninety five | one hundred seventy | ||
100 | Nm | 16 | fifty six | 86 | ||
Degree Of Safety | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.7 | 4.four | twelve | |
L2 | kg | one.nine | 5 | 14 |
Organization Profile
Packaging & Shipping
one. Direct time: 10-15 times as usual, thirty times in active year, it will be primarily based on the detailed order quantity
two. Delivery: DHL/ EMS/ UPS/ TNT/ FEDEX
FAQ
1. who are we?
Hefa Team is based in ZheJiang , China, start off from 1998,has a 3 subsidiaries in overall.The Major Goods is planetary gearbox,timing belt pulley, helical equipment,spur equipment,equipment rack,equipment ring,chain wheel,hollow rotating platform,module,etc
2. how can we guarantee good quality?
Often a pre-manufacturing sample before mass generation
Constantly final Inspection prior to shipment
three. how to decide on the ideal planetary gearbox?
First of all,we want you to be CZPT to supply relevant parameters.If you have a motor drawing,it will allow us suggest a suitable gearbox for you more quickly.If not,we hope you can offer the subsequent motor parameters:output velocity,output torque,voltage,present,ip,sound,functioning problems,motor size and electricity,and so forth
four. why ought to you purchase from us not from other suppliers?
We are a 22 many years experiences maker on producing the gears, specializing in production all varieties of spur/bevel/helical equipment, grinding equipment, equipment shaft, timing pulley, rack, planetary gear reducer, timing belt and this sort of transmission equipment elements
5. what companies can we offer?
Accepted Shipping Phrases: Fedex,DHL,UPS
Approved Payment Forex:USD,EUR,HKD,GBP,CNY
Acknowledged Payment Sort: T/T,L/C,PayPal,Western Union
Language Spoken:English,Chinese,Japanese
Application: | Industrial |
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Speed: | Low Speed |
Function: | Driving |
Casing Protection: | Closed Type |
Number of Poles: | 2 |
Starting Mode: | Direct on-line Starting |
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Samples: |
US$ 106/Piece
1 Piece(Min.Order) |
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Customization: |
Available
|
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Specifications | PVFN60 | PVFN90 | PVFN120 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 1.5times rated torque | ||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||
Max. Radial Load | N | 240 | 450 | 1240 | ||
Max. Axial Load | N | 220 | 430 | 1000 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.85 | 11 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Life Time | h | 20000 | ||||
Efficiency Of Full Load | % | L1≥95% L2≥92% | ||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 1.73 | 12.78 |
4 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
5 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
7 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
10 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
L2 | 12 | Kg*cm2 | 0.44 | 1.49 | 12.18 | |
15 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
16 | Kg*cm2 | 0.72 | 1.49 | 12.18 | ||
20 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
25 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
28 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
30 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
35 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
40 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
50 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
70 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
100 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
Technical Parameter | Level | Ratio | PVFN60 | PVFN90 | PVFN120 | |
Rated Torque | L1 | 3 | Nm | 27 | 96 | 161 |
4 | Nm | 40 | 122 | 210 | ||
5 | Nm | 40 | 122 | 210 | ||
7 | Nm | 34 | 95 | 170 | ||
10 | Nm | 16 | 56 | 86 | ||
L2 | 12 | Nm | 27 | 96 | 161 | |
15 | Nm | 27 | 96 | 161 | ||
16 | Nm | 40 | 122 | 210 | ||
20 | Nm | 40 | 122 | 210 | ||
25 | Nm | 40 | 122 | 210 | ||
28 | Nm | 40 | 122 | 210 | ||
30 | Nm | 27 | 96 | 161 | ||
35 | Nm | 40 | 122 | 210 | ||
40 | Nm | 40 | 122 | 210 | ||
50 | Nm | 40 | 122 | 210 | ||
70 | Nm | 34 | 95 | 170 | ||
100 | Nm | 16 | 56 | 86 | ||
Degree Of Protection | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.7 | 4.4 | 12 | |
L2 | kg | 1.9 | 5 | 14 |
Application: | Industrial |
---|---|
Speed: | Low Speed |
Function: | Driving |
Casing Protection: | Closed Type |
Number of Poles: | 2 |
Starting Mode: | Direct on-line Starting |
###
Samples: |
US$ 106/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
Available
|
---|
###
Specifications | PVFN60 | PVFN90 | PVFN120 | |||
Technal Parameters | ||||||
Max. Torque | Nm | 1.5times rated torque | ||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||
Max. Radial Load | N | 240 | 450 | 1240 | ||
Max. Axial Load | N | 220 | 430 | 1000 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.85 | 11 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | ||
Noise | dB | ≤58 | ≤60 | ≤65 | ||
Average Life Time | h | 20000 | ||||
Efficiency Of Full Load | % | L1≥95% L2≥92% | ||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 1.73 | 12.78 |
4 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
5 | Kg*cm2 | 0.46 | 1.73 | 12.78 | ||
7 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
10 | Kg*cm2 | 0.41 | 1.42 | 11.38 | ||
L2 | 12 | Kg*cm2 | 0.44 | 1.49 | 12.18 | |
15 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
16 | Kg*cm2 | 0.72 | 1.49 | 12.18 | ||
20 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
25 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
28 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
30 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
35 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
40 | Kg*cm2 | 0.44 | 1.49 | 12.18 | ||
50 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
70 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
100 | Kg*cm2 | 0.34 | 1.25 | 11.48 | ||
Technical Parameter | Level | Ratio | PVFN60 | PVFN90 | PVFN120 | |
Rated Torque | L1 | 3 | Nm | 27 | 96 | 161 |
4 | Nm | 40 | 122 | 210 | ||
5 | Nm | 40 | 122 | 210 | ||
7 | Nm | 34 | 95 | 170 | ||
10 | Nm | 16 | 56 | 86 | ||
L2 | 12 | Nm | 27 | 96 | 161 | |
15 | Nm | 27 | 96 | 161 | ||
16 | Nm | 40 | 122 | 210 | ||
20 | Nm | 40 | 122 | 210 | ||
25 | Nm | 40 | 122 | 210 | ||
28 | Nm | 40 | 122 | 210 | ||
30 | Nm | 27 | 96 | 161 | ||
35 | Nm | 40 | 122 | 210 | ||
40 | Nm | 40 | 122 | 210 | ||
50 | Nm | 40 | 122 | 210 | ||
70 | Nm | 34 | 95 | 170 | ||
100 | Nm | 16 | 56 | 86 | ||
Degree Of Protection | IP65 | |||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||
Weight | L1 | kg | 1.7 | 4.4 | 12 | |
L2 | kg | 1.9 | 5 | 14 |
Planetary Gearbox Advantages and Disadvantages
A planetary gearbox is a type of mechanical drive with a single output shaft. They are suitable for both clockwise and counterclockwise rotations, have less inertia, and operate at higher speeds. Here are some advantages and disadvantages of this type of gearbox. Let us see what these advantages are and why you should use them in your applications. Listed below are some of the benefits of planetary gearboxes.
Suitable for counterclockwise and clockwise rotation
If you want to teach children about the clock hands, you can buy some resources for counterclockwise and asymmetrical rotation. These resources include worksheets for identifying degrees of rotation, writing rules for rotation, and visual processing. You can also use these resources to teach angles. For example, the translation of shapes activity pack helps children learn about the rotation of geometric shapes. Similarly, the visual perception activity sheet helps children understand how to process information visually.
Various studies have been done to understand the anatomical substrate of rotations. In a recent study, CZPT et al. compared the position of the transitional zone electrocardiographically and anatomically. The authors found that the transitional zone was normal in nine of 33 subjects, indicating that rotation is not a sign of disease. Similarly, a counterclockwise rotation may be caused by a genetic or environmental factor.
The core tip data should be designed to work in both clockwise and counterclockwise rotation. Counterclockwise rotation requires a different starting point than a clockwise rotation. In North America, star-delta starting is used. In both cases, the figure is rotated about its point. Counterclockwise rotation, on the other hand, is done in the opposite direction. In addition, it is possible to create counterclockwise rotation using the same gimbal.
Despite its name, both clockwise and counterclockwise rotation requires a certain amount of force to rotate. When rotating clockwise, the object faces upwards. Counterclockwise rotation, on the other hand, starts from the top position and heads to the right. If rotating in the opposite direction, the object turns counterclockwise, and vice versa. The clockwise movement, in contrast, is the reverse of counterclockwise rotation.
Has less inertia
The primary difference between a planetary gearbox and a normal pinion-and-gear reducer is the ratio. A planetary gearbox will produce less inertia, which is an important advantage because it will reduce torque and energy requirements. The ratio of the planetary gearbox to its fixed axis counterpart is a factor of three. A planetary gearbox has smaller gears than a conventional planetary, so its inertia is proportional to the number of planets.
Planetary gears are less inertia than spur gears, and they share the load across multiple gear teeth. This means that they will have low backlash, and this is essential for applications with high start-stop cycles and frequent rotational direction changes. Another benefit is the high stiffness. A planetary gearbox will have less backlash than a spur gearbox, which means that it will be more reliable.
A planetary gearbox can use either spur or helical gears. The former provides higher torque ratings while the latter has less noise and stiffness. Both types of gears are useful in motorsports, aerospace, truck transmissions, and power generation units. They require more assembly time than a conventional parallel shaft gear, but the PD series is the more efficient alternative. PD series planetary gears are suitable for many applications, including servo and robotics.
In contrast, a planetary gear set can have varying input speed. This can affect the frequency response of the gearset. A mathematical model of the two-stage planetary gears has non-stationary effects and correlates with experimental findings. Fig. 6.3 shows an addendum. The dedendum’s minimum value is approximately 1.25m. When the dedendum is at its smallest, the dedendum has less inertia.
Offers greater reliability
The Planetary Gearbox is a better option for driving a vehicle than a standard spur gearbox. A planetary gearbox is less expensive, and they have better backlash, higher load capacity, and greater shock loads. Unlike spur gearboxes, however, mechanical noise is virtually nonexistent. This makes them more reliable in high-shock situations, as well as in a wide range of applications.
The Economy Series has the same power density and torque capacity of the Precision Helical Series, but it lacks the precision of the latter. In contrast, Economy Series planetary gearboxes feature straight spur planetary gearing, and they are used in applications requiring high torque. Both types of gearboxes are compatible with NEMA servo motors. If torque density is important, a planetary gearbox is the best choice.
The Dispersion of External Load: The SSI model has been extensively used to model the reliability of planetary gear systems. This model takes the contact force and fatigue strength of the system as generalized stress and strength. It also provides a theoretical framework to evaluate the reliability of planetary gear systems. It also has many other advantages that make it the preferred choice for high-stress applications. The Planetary Gearbox offers greater reliability and efficiency than traditional rack and pinion gear systems.
Planetary gearing has greater reliability and compact design. Its compact design allows for wider applications with concerns about space and weight. Additionally, the increased torque and reduction makes planetary gearboxes an excellent choice for a wide variety of applications. There are three major types of planetary gearboxes, each with its own advantages. This article describes a few of them. Once you understand their workings, you will be able to choose the best planetary gearbox for your needs.
Has higher operating speeds
When you look at planetary gearboxes, you might be confused about which one to choose. The primary issue is the application of the gearbox. You must also decide on secondary factors like noise level, corrosion resistance, construction, price, and availability worldwide. Some constructors work faster than others and deliver the gearboxes on the same day. However, the latter ones often deliver the planetary gearbox out of stock.
Compared to conventional gearboxes, a planetary gearbox can run at higher speeds when the input speed fluctuates. However, these gears are not very efficient in high-speed applications because of their increased noise levels. This makes planetary gears unsuitable for applications involving a great deal of noise. That is why most planetary gears are used in small-scale applications. There are some exceptions, but in general, a planetary gearbox is better suited for applications with higher operating speeds.
The basic planetary gearbox is a compact alternative to normal pinion-and-gear reducers. They can be used in a wide variety of applications where space and weight are concerns. Its efficiency is also higher, delivering 97% of the power input. It comes in three different types based on the performance. A planetary gearbox can also be classified as a worm gear, a spur gear, or a sprocket.
A planetary gearhead has a high-precision design and can generate substantial torque for their size. It also reduces backlash to two arc-min. Additionally, it is lubricated for life, which means no maintenance is needed. It can fit into a small machine envelope and has a small footprint. Moreover, the helical crowned gearing provides fast positioning. A sealed gearbox prevents abrasive dust from getting into the planetary gearhead.
Has drawbacks
The design of a planetary gearbox is compact and enables high torque and load capability in a small space. This gear arrangement also reduces the possibility of wear and tear. Planet gears are arranged in a planetary fashion, allowing gears to shift under load and a uniform distribution of torque. However, some disadvantages of planetary gears must be considered before investing in this gearbox.
While the planetary gearbox is a high precision motion-control device, its design and maintenance requirements are a concern. The bearing load is high, requiring frequent lubrication. Also, they are inaccessible. Despite these drawbacks, planetary gearboxes are suitable for a variety of tasks. They also have low backlash and high torsional stiffness, making them excellent choices for many applications.
As a result, the speed of a planetary gearbox varies with load and speed. At lower ratios, the sun gear becomes too large in relation to the planet gears. As the ratio increases, the sun gear will become too low, reducing torque. The planetary gears also reduce their torque in high-speed environments. Consequently, the ratio is a crucial consideration for planetary gearbox condition monitoring.
Excess drag may result from out-of-tolerance components or excessive lubrication. Drag should be measured both in directions and be within acceptable ranges. Grease and oil lubrication are two common planetary gearbox lubricants, but the choice is largely dependent on your application. While grease lubricates planetary gears well, oil needs maintenance and re-lubrication every few thousand hours.
editor by czh 2023-01-20
China High Torque 3 Stage Inline Planetary Gear Speed Reducer, Gearmotor, Gearboxes Equal to Bonfigiloli 300 Series planetary gearbox electric motor
Item Description
Planetary Collection High Power Gear Box
Housing is made of solid iron,which improve its rigidity and anti-vibration.
Solar and plant gears are processed by cementite and hardening,gears are processes by grinding,which boost the efficiency and life time of the gearbox.
Enter mode:coaxial input,helical gear input,bevel-helical gear enter.
Output mode:inside involute spline,hollow shaft with shrink disk,exterior involute spline,reliable shaft with flat essential.
Mounting method:Horizonal vertical,torque-arm.
P series sizes 9~34 transmission stage:2~3 ratio:25~4000
Ratio will be greater in mixture with H,R,K collection.
RFQ
Q:Are you trading business or producer?
A: We are producer with above 20 years’ experience.
Q: How prolonged is your delivery time?
A: Generally it is inside of 10 times if the products are in inventory, for goods created as per get, it is inside of 35 times after affirmation of order.
Q: How prolonged must I wait for the comments following I send the enquiry?
A: Normally inside 12 hrs.
Q: What information should I give you to confirm the merchandise?
A: Design/Measurement, Transmission Ratio, Pace, Shaft instructions & Purchase amount and so forth.
Q: Hong long is your item warranty?
A: We offer 12 months warranty from departure date of the items.
Q: What is your payment terms? T/T one hundred% in progress for quantity significantly less than USD10000.-, thirty% T/T in advance , balance before shipment for amount previously mentioned USD10000.
If you have any other questions, make sure you feel free of charge to get in touch with us underneath:
HOW TO Contact US?
Send out your Inquiry Details in the Underneath, simply click “Deliver” Now!
US $100-30,000 / Piece | |
1 Piece (Min. Order) |
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Application: | Motor, Machinery, Agricultural Machinery |
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Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | P |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Four-Step |
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Customization: |
Available
|
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US $100-30,000 / Piece | |
1 Piece (Min. Order) |
###
Application: | Motor, Machinery, Agricultural Machinery |
---|---|
Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | P |
Hardness: | Hardened Tooth Surface |
Installation: | Horizontal Type |
Step: | Four-Step |
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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 2022-12-23
China High Torque Low Noise Ratio 3-100 Motor Planetary Gearboxes (PRN80-L2) small planetary gearbox
Product Description
High Torque Low Noise Ratio 3-100 Motor Planetary Gearboxes (PRN80-L2)
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
1.Output threaded connection, standard installation,universal usage.
2.Single cantilever structure.simple design,economic price
3.Working steady. Low noise.
4.Round flange output,threaded reverse connection,standardized size.
5.Keyway can be opened in the force shaft.
6.The output connection specifications are complete and there are many choices
7.Backlash 8-16 arcmin. Can suit most occasion.
Product Parameters
Specifications | PRN60 | PRN80 | PRN90 | PRN120 | PRN160 | |||
Technal Parameters | ||||||||
Max. Torque | Nm | 1.5times rated torque | ||||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||||
Max. Radial Load | N | 240 | 400 | 450 | 1240 | 2250 | ||
Max. Axial Load | N | 220 | 420 | 430 | 1000 | 1500 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.7 | 4.85 | 11 | 35 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | 6000 | 4000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | 3500 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤60 | ≤65 | ≤70 | ||
Average Life Time | h | 20000 | ||||||
Efficiency Of Full Load | % | L1≥96% L2≥94% | ||||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 |
4 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
5 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
7 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
10 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
L2 | 12 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | |
15 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
16 | Kg*cm2 | 0.72 | 0.72 | 1.49 | 12.18 | 34.24 | ||
20 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
25 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
28 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
30 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
35 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
40 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
50 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
70 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
100 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
Technical Parameter | Level | Ratio | PRN60 | PRN80 | PRN90 | PRN120 | PRN160 | |
Rated Torque | L1 | 3 | Nm | 27 | 50 | 96 | 161 | 364 |
4 | Nm | 40 | 90 | 122 | 210 | 423 | ||
5 | Nm | 40 | 90 | 122 | 210 | 423 | ||
7 | Nm | 34 | 48 | 95 | 170 | 358 | ||
10 | Nm | 16 | 22 | 56 | 86 | 210 | ||
L2 | 12 | Nm | 27 | 50 | 96 | 161 | 364 | |
15 | Nm | 27 | 50 | 96 | 161 | 364 | ||
16 | Nm | 40 | 90 | 122 | 210 | 423 | ||
20 | Nm | 40 | 90 | 122 | 210 | 423 | ||
25 | Nm | 40 | 90 | 122 | 210 | 423 | ||
28 | Nm | 40 | 90 | 122 | 210 | 423 | ||
30 | Nm | 27 | 50 | 96 | 161 | 364 | ||
35 | Nm | 40 | 90 | 122 | 210 | 423 | ||
40 | Nm | 40 | 90 | 122 | 210 | 423 | ||
50 | Nm | 40 | 90 | 122 | 210 | 423 | ||
70 | Nm | 34 | 48 | 95 | 170 | 358 | ||
100 | Nm | 16 | 22 | 56 | 86 | 210 | ||
Degree Of Protection | IP65 | |||||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||||
Weight | L1 | kg | 0.95 | 2.27 | 3.06 | 6.93 | 15.5 | |
L2 | kg | 1.2 | 2.8 | 3.86 | 8.98 | 17 |
Company Profile
Packaging & Shipping
1. Lead time: 10-15 days as usual, 30 days in busy season, it will be based on the detailed order quantity;
2. Delivery: DHL/ UPS/ TNT/ EMS/ FEDEX
Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Textile Machinery |
---|---|
Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Double-Step |
###
Samples: |
US$ 111/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
Available
|
---|
###
Specifications | PRN60 | PRN80 | PRN90 | PRN120 | PRN160 | |||
Technal Parameters | ||||||||
Max. Torque | Nm | 1.5times rated torque | ||||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||||
Max. Radial Load | N | 240 | 400 | 450 | 1240 | 2250 | ||
Max. Axial Load | N | 220 | 420 | 430 | 1000 | 1500 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.7 | 4.85 | 11 | 35 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | 6000 | 4000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | 3500 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤60 | ≤65 | ≤70 | ||
Average Life Time | h | 20000 | ||||||
Efficiency Of Full Load | % | L1≥96% L2≥94% | ||||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 |
4 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
5 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
7 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
10 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
L2 | 12 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | |
15 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
16 | Kg*cm2 | 0.72 | 0.72 | 1.49 | 12.18 | 34.24 | ||
20 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
25 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
28 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
30 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
35 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
40 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
50 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
70 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
100 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
Technical Parameter | Level | Ratio | PRN60 | PRN80 | PRN90 | PRN120 | PRN160 | |
Rated Torque | L1 | 3 | Nm | 27 | 50 | 96 | 161 | 364 |
4 | Nm | 40 | 90 | 122 | 210 | 423 | ||
5 | Nm | 40 | 90 | 122 | 210 | 423 | ||
7 | Nm | 34 | 48 | 95 | 170 | 358 | ||
10 | Nm | 16 | 22 | 56 | 86 | 210 | ||
L2 | 12 | Nm | 27 | 50 | 96 | 161 | 364 | |
15 | Nm | 27 | 50 | 96 | 161 | 364 | ||
16 | Nm | 40 | 90 | 122 | 210 | 423 | ||
20 | Nm | 40 | 90 | 122 | 210 | 423 | ||
25 | Nm | 40 | 90 | 122 | 210 | 423 | ||
28 | Nm | 40 | 90 | 122 | 210 | 423 | ||
30 | Nm | 27 | 50 | 96 | 161 | 364 | ||
35 | Nm | 40 | 90 | 122 | 210 | 423 | ||
40 | Nm | 40 | 90 | 122 | 210 | 423 | ||
50 | Nm | 40 | 90 | 122 | 210 | 423 | ||
70 | Nm | 34 | 48 | 95 | 170 | 358 | ||
100 | Nm | 16 | 22 | 56 | 86 | 210 | ||
Degree Of Protection | IP65 | |||||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||||
Weight | L1 | kg | 0.95 | 2.27 | 3.06 | 6.93 | 15.5 | |
L2 | kg | 1.2 | 2.8 | 3.86 | 8.98 | 17 |
Application: | Motor, Motorcycle, Machinery, Marine, Agricultural Machinery, Textile Machinery |
---|---|
Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
Layout: | Coaxial |
Hardness: | Hardened Tooth Surface |
Installation: | Vertical Type |
Step: | Double-Step |
###
Samples: |
US$ 111/Piece
1 Piece(Min.Order) |
---|
###
Customization: |
Available
|
---|
###
Specifications | PRN60 | PRN80 | PRN90 | PRN120 | PRN160 | |||
Technal Parameters | ||||||||
Max. Torque | Nm | 1.5times rated torque | ||||||
Emergency Stop Torque | Nm | 2.5times rated torque | ||||||
Max. Radial Load | N | 240 | 400 | 450 | 1240 | 2250 | ||
Max. Axial Load | N | 220 | 420 | 430 | 1000 | 1500 | ||
Torsional Rigidity | Nm/arcmin | 1.8 | 4.7 | 4.85 | 11 | 35 | ||
Max.Input Speed | rpm | 8000 | 6000 | 6000 | 6000 | 4000 | ||
Rated Input Speed | rpm | 4000 | 3500 | 3500 | 3500 | 3000 | ||
Noise | dB | ≤58 | ≤60 | ≤60 | ≤65 | ≤70 | ||
Average Life Time | h | 20000 | ||||||
Efficiency Of Full Load | % | L1≥96% L2≥94% | ||||||
Return Backlash | P1 | L1 | arcmin | ≤8 | ≤8 | ≤8 | ≤8 | ≤8 |
L2 | arcmin | ≤12 | ≤12 | ≤12 | ≤12 | ≤12 | ||
P2 | L1 | arcmin | ≤16 | ≤16 | ≤16 | ≤16 | ≤16 | |
L2 | arcmin | ≤20 | ≤20 | ≤20 | ≤20 | ≤20 | ||
Moment Of Inertia Table | L1 | 3 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 |
4 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
5 | Kg*cm2 | 0.46 | 0.77 | 1.73 | 12.78 | 36.72 | ||
7 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
10 | Kg*cm2 | 0.41 | 0.65 | 1.42 | 11.38 | 34.02 | ||
L2 | 12 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | |
15 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
16 | Kg*cm2 | 0.72 | 0.72 | 1.49 | 12.18 | 34.24 | ||
20 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
25 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
28 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
30 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
35 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
40 | Kg*cm2 | 0.44 | 0.72 | 1.49 | 12.18 | 34.24 | ||
50 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
70 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
100 | Kg*cm2 | 0.34 | 0.58 | 1.25 | 11.48 | 34.02 | ||
Technical Parameter | Level | Ratio | PRN60 | PRN80 | PRN90 | PRN120 | PRN160 | |
Rated Torque | L1 | 3 | Nm | 27 | 50 | 96 | 161 | 364 |
4 | Nm | 40 | 90 | 122 | 210 | 423 | ||
5 | Nm | 40 | 90 | 122 | 210 | 423 | ||
7 | Nm | 34 | 48 | 95 | 170 | 358 | ||
10 | Nm | 16 | 22 | 56 | 86 | 210 | ||
L2 | 12 | Nm | 27 | 50 | 96 | 161 | 364 | |
15 | Nm | 27 | 50 | 96 | 161 | 364 | ||
16 | Nm | 40 | 90 | 122 | 210 | 423 | ||
20 | Nm | 40 | 90 | 122 | 210 | 423 | ||
25 | Nm | 40 | 90 | 122 | 210 | 423 | ||
28 | Nm | 40 | 90 | 122 | 210 | 423 | ||
30 | Nm | 27 | 50 | 96 | 161 | 364 | ||
35 | Nm | 40 | 90 | 122 | 210 | 423 | ||
40 | Nm | 40 | 90 | 122 | 210 | 423 | ||
50 | Nm | 40 | 90 | 122 | 210 | 423 | ||
70 | Nm | 34 | 48 | 95 | 170 | 358 | ||
100 | Nm | 16 | 22 | 56 | 86 | 210 | ||
Degree Of Protection | IP65 | |||||||
Operation Temprature | ºC | – 10ºC to -90ºC | ||||||
Weight | L1 | kg | 0.95 | 2.27 | 3.06 | 6.93 | 15.5 | |
L2 | kg | 1.2 | 2.8 | 3.86 | 8.98 | 17 |
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 czh2022-11-25