Tag Archives: planetary dc motors

China factory 32mm Planetary Gearbox with DC Brush Motors and Encoder comer gearbox

Product Description

We are a factory specialized in metal parts hardware & metal gearbox geared motor through powder metallurgy process .We services with ODM/OEM gearbox design and development , gearmotors manufacture.
A planetary gear set is made up of 3 types of gears , a sun gear , planet gears and a ring gear . The sun gear at high speed is located at the center of the gears , and transmits torque to the planet gears which are typically mounted on the moveable carrier .The planet gears around the central axis rotation ,mesh with the sun gear and an outer ring gear . As all the planet carriers turns , it delivers low-speed, high-torque output .

Features:
A planetary gearbox usually useded in the transmission :
For precise positioning
For a robot to increase the torque
For printing press to reduce the speed of the rollers

The advantages of planetary gear motors :

  1. Increased repeatability . Its  Its greater speed radial and axial load offers reliability and robustness, minimizing the misalignment of the gear. In addition, uniform transmission and low vibrations at different loads provide a perfect repeatability.
  2. Perfect precision: Most rotating angular stability improves the accuracy and reliability of the movement.
  3. Lower noise level because there is more surface contact. Rolling is much softer and jumps are virtually nonexistent.
  4. Greater durability: Due to its torsional rigidity and better rolling. To improve this feature, your bearings help reduce the losses that would occur by rubbing the shaft on the box directly. Thus, greater efficiency of the gear and a much smoother operation is achieved.
  5. Increased torque transmission: With more teeth in contact, the mechanism is able to transmit and withstand more torque. In addition, it does it in a more uniform manner.
  6. Very good levels of efficiency: Planetary reducers offer greater efficiency and thanks to its design and internal layout losses are minimized during their work. In fact, today, this type of drive mechanisms are those that offer greater efficiency.
  7. Maximum versatility: Its mechanism is contained in a cylindrical gearbox, which can be installed in almost any space.

Description:
Product Name : 32mm planet gearbox with DC brushed motors  high torque geared motor / Speed reducer / steel gearbox
Gearbox Type: Planetary
Material: Steel 

No-load Speed: 3-1,375 rpm

Rated Load Speed: 3-1,280 rpm
 

No-load Current: 300-325 mA

Rated Load Current: 1,679-1,684 mA

16mm

No-load Speed: 4-1,373 rpm

Rated Load Speed: 3-1,125 rpm
No-load Current: 85-110 mA

Rated Load Current: 130-150 mA

20mm

No-load Speed: 7-1,636 rpm

Rated Load Speed: 7-1,420 rpm
No-load Current: 70-90 mA

Rated Load Current: 125-130 mA
 

No-load Speed: 6-1,886 rpm

Rated Load Speed: 5-1,675 rpm
 No-load Current: 100-120 mA

Rated Load Current: 295-300 mA
 

Gear Ratio : 5:1 , 10:1 , 20:1 , 25:1 , 30:1 , 40:1 , 50:1 , 60:1 ,70:1…100:1…  optional
Gearbox diameter : 6mm , 8mm , 12mm , 16mm , 22mm , 24mm ,28mm, 32mm ,36mm, 38mm , 42mm ……
12-24V available .

Application:
monitor,automatic vending machine,automatic cruise control,door lock actuator, retractable rearview mirror, meters, optic axis control device, head light beam level adjuster,printers,conditioning damper actuator,Car tail gate electric putter,tooth brush,vibrator, sanitary ware,coffee machine,Sweeping robot,etc.

Welcome send us drawings for OEM service .

 

Workshop

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Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Conical – Cylindrical Gear
Step: Double-Step
Samples:
US$ 10/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

planetary gearbox

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.

planetary gearbox

The Role of Lubrication and Cooling in Maintaining Planetary Gearbox Performance

Lubrication and cooling are essential factors in ensuring the optimal performance and longevity of planetary gearboxes. Here’s how they play a crucial role:

Lubrication: Proper lubrication is vital for reducing friction and wear between gear teeth and other moving components within the gearbox. It forms a protective layer that prevents metal-to-metal contact and minimizes heat generation. The lubricant also helps dissipate heat and contaminants, ensuring a smoother and quieter operation.

Using the right type of lubricant and maintaining the proper lubrication level are essential. Over time, lubricants may degrade due to factors like temperature, load, and operating conditions. Regular lubricant analysis and replacement help maintain optimal gearbox performance.

Cooling: Planetary gearboxes can generate significant heat during operation due to friction and power transmission. Excessive heat can lead to lubricant breakdown, reduced efficiency, and premature wear. Cooling mechanisms, such as cooling fans, fins, or external cooling systems, help dissipate heat and maintain a stable operating temperature.

Efficient cooling prevents overheating and ensures consistent lubricant properties, extending the life of the gearbox components. It’s particularly important in applications with high-speed or high-torque requirements.

Overall, proper lubrication and cooling practices are essential to prevent excessive wear, maintain efficient power transmission, and prolong the service life of planetary gearboxes. Regular maintenance and monitoring of lubrication quality and cooling effectiveness are key to ensuring the continued performance of these gearboxes.

planetary gearbox

Impact of Gear Ratio on Output Speed and Torque in Planetary Gearboxes

The gear ratio of a planetary gearbox has a significant effect on both the output speed and torque of the system. The gear ratio is defined as the ratio of the number of teeth on the driven gear (output) to the number of teeth on the driving gear (input).

1. Output Speed: The gear ratio determines the relationship between the input and output speeds of the gearbox. A higher gear ratio (more teeth on the output gear) results in a lower output speed compared to the input speed. Conversely, a lower gear ratio (fewer teeth on the output gear) leads to a higher output speed relative to the input speed.

2. Output Torque: The gear ratio also affects the output torque of the gearbox. An increase in gear ratio amplifies the torque delivered at the output, making it higher than the input torque. Conversely, a decrease in gear ratio reduces the output torque relative to the input torque.

The relationship between gear ratio, output speed, and output torque is inversely proportional. This means that as the gear ratio increases and output speed decreases, the output torque proportionally increases. Conversely, as the gear ratio decreases and output speed increases, the output torque proportionally decreases.

It’s important to note that the gear ratio selection in a planetary gearbox involves trade-offs between output speed and torque. Engineers choose a gear ratio that aligns with the specific application’s requirements, considering factors such as desired speed, torque, and efficiency.

China factory 32mm Planetary Gearbox with DC Brush Motors and Encoder   comer gearbox	China factory 32mm Planetary Gearbox with DC Brush Motors and Encoder   comer gearbox
editor by CX 2024-04-09

China Sintering 22mm Planetary Small Gearboxes Manufacturer for DC Motors advantages of planetary gearbox

Merchandise Description

We are a factory specialized in metallic elements hardware & steel gearbox geared motor through powder metallurgy method .We providers with ODM/OEM gearbox layout and development , gearmotors manufacture.
A planetary gearbox is a gearbox with the input shaft and output shaft aligned it gives substantial torque transmission with good stiffness and lower sound , in a a lot more compact foot print than other gearbox varieties . It can offer a whole lot of pace reduction and torque in a little package with the set axis .
A planetary gear set is manufactured up of 3 types of gears , a solar gear , world gears and a ring gear . The sun equipment at higher pace is found at the heart of the gears , and transmits torque to the planet gears which are usually mounted on the moveable carrier .The earth gears all around the central axis rotation ,mesh with the sunlight equipment and an outer ring gear . As all the world carriers turns , it provides minimal-velocity, high-torque output .
Description:
Merchandise Title : 22mm sintered reduced pace substantial torque geared motor / Velocity reducer
Gearbox Type: Planetary
Content: Steel 
Equipment Ratio : 5:1 , ten:1 , 20:1 , 25:1 , 30:1 , 40:1 , fifty:1 , sixty:1 ,70:1…100:1…  optional
Gearbox diameter : 6mm , 8mm , 12mm , 16mm , 22mm , 24mm ,28mm, 32mm ,36mm, 38mm , 42mm ……
3V , 6V ,12V ,24V obtainable .

Planetary Gearbox rewards:

  1. Supplies high torque at slow speeds .
  2. The shafts are created up of hardened and tempered alloy metal .
  3. Sun gears ,world gears and ring gears are created of powder metallurgy and sintering steel .
  4. Low sound stages.
  5. Very good high quality taper roller bearings for input and output shafts .
  6. Large efficiency .
  7. Improved repeatability . Its  Its higher speed radial and axial load provides reliability and robustness, reducing the misalignment of the gear. In addition, uniform transmission and low vibrations at distinct masses offer a perfect repeatability.
  8. Excellent precision: Most rotating angular security increases the precision and dependability of the motion.
  9. Decrease sounds level because there is a lot more surface speak to. Rolling is much softer and jumps are nearly nonexistent.
  10. Higher toughness: Due to its torsional rigidity and much better rolling. To improve this characteristic, your bearings support decrease the losses that would take place by rubbing the shaft on the box straight. Therefore, greater effectiveness of the gear and a much smoother operation is attained.
  11. Enhanced torque transmission: With far more tooth in make contact with, the system is CZPT to transmit and face up to a lot more torque. In addition, it does it in a much more uniform method.
  12. Extremely very good amounts of efficiency: Planetary reducers supply increased efficiency and thanks to its layout and inside structure losses are minimized in the course of their operate. In truth, nowadays, this kind of generate mechanisms are people that offer you better effectiveness.
  13. Greatest flexibility: Its mechanism is contained in a cylindrical gearbox, which can be put in in nearly any space.

PM process for customized steel planetary gearbox , geared motors .
The P/M approach is an inexpensive, environmentally clean, higher creation method for creating parts exactly to or shut to last proportions.  With small or no machining functions necessary.
At current, parts with a challenging form, restricted-dimensional tolerances, controlled density and houses can be produced by powder metallurgy strategies. A technological approach of powder metallurgy ensures large overall flexibility in the choice of physiochemical properties and other specifications, including:

  1. Creation of structural areas with sophisticated styles .
  2. Managed porosity .
  3. High mechanical strength and resistance to vibrations .
  4. Controlled houses.
  5. Higher mechanical strength and resistance to vibrations.
  6. Substantial producing precision and very good area quality
  7. Massive amount of manufacturing series .
  8. Very good tolerances .

Custom made geared motors , earth gears , metallic gearbox 

 

Workshop

US $2.8
/ Piece
|
2,000 Pieces

(Min. Order)

###

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Three-Step

###

Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:
US $2.8
/ Piece
|
2,000 Pieces

(Min. Order)

###

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Three-Step

###

Samples:
US$ 2/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

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.
planetarygearbox

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.
planetarygearbox

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.
planetarygearbox

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

China Sintering 22mm Planetary Small Gearboxes Manufacturer for DC Motors     advantages of planetary gearbox	China Sintering 22mm Planetary Small Gearboxes Manufacturer for DC Motors     advantages of planetary gearbox
editor by czh 2023-01-01