Product Description
Product Description
The NDR200 series planetary gearboxes are designed and machined as a single unit with special tapered roller bearings to provide high radial load, high torque, ultra-precision, and small size. The ND series uses in highly rigid industries such as fiber optic laser equipment, floor track equipment, robot seventh axis, Parallel robots (spider hand) machine tools, and rotating arms.
Product Name: High Precision Planetary Reducer
Product Series: NDR200 Series
Product features: high torque, high load, ultra-precision, small size
Product Description:
Integrated design concept with high-strength bearings ensure the product itself is durable and efficient
A variety of output ideas such as shaft output, flange and gear are available.
1 arc minute ≤ backlash ≤ 3 arc minutes
Reduction ratios ranging from 3 to 100
Frame design: increases torque and optimizes power transmission
Optimised selection of oil seals: reduces friction and laminate transmission efficiency
Protection class IP65
Warranty: 2 years
Our Advantages
High torque
High load
ultra-precision
Small size
Detailed Photos
Product Parameters
| Segment number | Single segment | ||||||||
| Ratio | i | 4 | 5 | 7 | 10 | 14 | 20 | ||
| Rated output torque | Nm | 1040 | 1140 | 1040 | 850 | 1040 | 850 | ||
| Emergency stop torque | Nm | Three times of Maximum Output Torque | |||||||
| Rated input speed | Rpm | 3000 | |||||||
| Max input speed | Rpm | 8000 | |||||||
| Ultraprecise backlash | arcmin | ≤2 | |||||||
| Precision backlash | arcmin | ≤4 | |||||||
| Standard backlash | arcmin | ≤6 | |||||||
| Torsional rigidity | Nm/arcmin | 440 | |||||||
| Max.bending moment | Nm | 3064 | |||||||
| Max.axial force | N | 16660 | |||||||
| Service life | hr | 30000(15000 under continuous operation) | |||||||
| Efficiency | % | ≥95% | |||||||
| Weight | kg | 50.9 | |||||||
| Operating Temperature | ºC | -10ºC~+90ºC | |||||||
| Lubrication | Synthetic grease | ||||||||
| Protection class | IP64 | ||||||||
| Mounting Position | All directions | ||||||||
| Noise level(N1=3000rpm,non-loaded) | dB(A) | ≤72 | |||||||
| Rotary inertia | Kg·cm² | 68.9 | 65.6 | ||||||
Applicable Industries
Packaging Machinery Mechanical Hand Textile Machinery
Non Standard automation Machine Tool Printing Equipment
Certifications
Company Profile
DESBOER (HangZhou) Transmission Technology Co., Ltd. is a subsidiary of DESBOER (China), which is committed to the design, development, customized production and sales of high precision planetary reducer as 1 of the technology company. Our company has over 10 years of design, production and sales experience, the main products are the high precision planetary reducer, gear, rack, etc., with high quality, short delivery period, high cost performance and other advantages to better serve the demand of global customers. It is worth noting that we remove the intermediate link sale from the factory directly to customers, so that you can get the most ideal price and also get our best quality service simultaneously.
About Research
In order to strengthen the advantages of products in the international market, the head company in Kyoto, Japan to established KABUSHIKIKAISYA KYOEKI, mainly engaged in the development of DESBOER high precision planetary reducer, high precision of transmission components such as the development work, to provide the most advanced design technology and the most high-quality products for the international market.
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| Application: | Motor, Machinery, Marine, Agricultural Machinery, CNC Machine |
|---|---|
| Function: | Change Drive Torque, Speed Changing, Speed Reduction |
| Layout: | Plantery Type |
| Hardness: | Hardened Tooth Surface |
| Installation: | All Directions |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|
Impact of Gear Tooth Design and Profile on the Efficiency of Planetary Gearboxes
The design and profile of gear teeth have a significant impact on the efficiency of planetary gearboxes:
- Tooth Profile: The tooth profile, such as involute, cycloid, or modified profiles, affects the contact pattern and load distribution between gear teeth. An optimized profile minimizes stress concentration and ensures smooth meshing, contributing to higher efficiency.
- Tooth Shape: The shape of gear teeth influences the amount of sliding and rolling motion during meshing. Gear teeth designed for more rolling and less sliding motion reduce friction and wear, enhancing overall efficiency.
- Pressure Angle: The pressure angle at which gear teeth engage affects the force distribution and efficiency. Larger pressure angles can lead to higher efficiency due to improved load sharing, but they may require more space.
- Tooth Thickness and Width: Optimized tooth thickness and width contribute to distributing the load more evenly across the gear face. Proper sizing reduces stress and increases efficiency.
- Backlash: Backlash, the gap between meshing gear teeth, impacts efficiency by causing vibrations and energy losses. Properly controlled backlash minimizes these effects and improves efficiency.
- Tooth Surface Finish: Smoother tooth surfaces reduce friction and wear. Proper surface finish, achieved through grinding or honing, enhances efficiency by reducing energy losses due to friction.
- Material Selection: The choice of gear material influences wear, heat generation, and overall efficiency. Materials with good wear resistance and low friction coefficients contribute to higher efficiency.
- Profile Modification: Profile modifications, such as tip and root relief, optimize tooth contact and reduce interference. These modifications minimize friction and increase efficiency.
In summary, the design and profile of gear teeth play a crucial role in determining the efficiency of planetary gearboxes. Optimal tooth profiles, shapes, pressure angles, thicknesses, widths, surface finishes, and material selections all contribute to reducing friction, wear, and energy losses, resulting in improved overall efficiency.
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.
Factors to Consider When Selecting a Planetary Gearbox
Choosing the right planetary gearbox for a specific application involves considering various factors to ensure optimal performance and compatibility. Here are the key factors to keep in mind:
- Load Requirements: Determine the torque and speed requirements of your application. Planetary gearboxes offer different torque and speed ratios, so selecting the appropriate gearbox with the right load capacity is crucial.
- Ratio: Evaluate the gear reduction ratio needed to achieve the desired output speed and torque. Planetary gearboxes come in various gear ratios, allowing you to customize the output characteristics.
- Efficiency: Consider the gearbox’s efficiency, as it affects energy consumption and heat generation. Higher efficiency gearboxes minimize power losses during transmission.
- Size and Compactness: Planetary gearboxes are known for their compact size, but it’s essential to choose a size that fits within the available space while meeting performance requirements.
- Mounting Configuration: Determine how the gearbox will be mounted in your application. Planetary gearboxes can have different mounting options, including flange, shaft, or foot mountings.
- Input and Output Types: Select the appropriate input and output shaft configurations, such as male, female, keyed, splined, or hollow shafts, to ensure compatibility with your equipment.
- Environment: Consider the operating environment, including temperature, humidity, dust, and potential exposure to chemicals. Choose a gearbox with appropriate seals and materials to withstand the conditions.
- Accuracy: Some applications require precise motion control. If accuracy is essential, choose a gearbox with minimal backlash and high gear mesh quality.
- Service Life and Reliability: Evaluate the gearbox’s expected service life and reliability based on the manufacturer’s specifications. Choose a reputable manufacturer known for producing reliable products.
- Backlash: Backlash is the play between gears that can affect positioning accuracy. Depending on your application, you might need a gearbox with low backlash or a method to compensate for it.
- Budget: Consider your budget constraints while balancing performance requirements. Sometimes, investing in a higher-quality gearbox upfront can lead to long-term cost savings through reduced maintenance and downtime.
By carefully considering these factors and consulting with gearbox manufacturers or experts, you can select a planetary gearbox that best meets the unique demands of your application.
editor by CX 2024-04-22
China Standard CZPT Tansmisson-Professional Gearbox Spare Parts Gear Motor with Speed Controller Precision Planetary Speed Reducer Frame Size 075 cyclo planetary gearbox
Product Description
Precision planetary gear reducer is a new-generation of product developed by our company, with a compromise of advanced technology both at home and abroad, its main features are as follows:
1. Low noise: under 65db.
2. Low backlash: within 3 arcmin.
3. High efficiency: 97% for 1 stage, 94% for 2 stages.
4. High input speed: Rated input speed 3000rpm, max input speed 6000 rpm.
5. High output torque: higher torque output than that of conventional planetary gear reducer.
6. High stability hardening,which extends gear service life and maintain high accuracy as new after a long period of operation.
Precicion planetary gear reducer is widely used in the following fields:
1. Aerospace industries.
2. Medical health, electronic information industries.
3. Industrial robots, productin automation, CNC machine tool manufacturing industries.
4. Motor,textile,printing,food,metallurgical,envrironment protection engineering, warehouse logistics industries.
About Xingda since 1984
HangZhou Melchizedek Import & Export Co., Ltd. is a leader manufactur in mechanism field and punching/stamp
ing field since 1984. Our main product, NMRV worm gear speed reducer and series helical gearbox, XDR,
XDF, XDK, XDShave reached the advanced technique index of the congeneric European and Janpanese produc
ts, We offer standard gears, sprockets, chains, pulleys, couplings, bushes and so on. We also can accept orders
of non-standard products, such as gears, shafts, punching parts ect, according to customers’ Drawings or sam-
ples.
Our company has complete set of equipment including CNC, lathes, milling machines, gear hobbing machine, g-
ear grinding machine, gear honing machine, gear shaping machine, worm grinder, grinding machines, drilling m-
achines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing machines and s-
o on. We have advanced testing equipments also.
Our company has established favorable cooperation relationships with sub-suppliers involving casting, raw mat-
erial, heat treatment, surface finishing and so on.
| Application: | Motor, Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Step: | Single-Step |
| Type: | Planetary Gear Reducer |
| Frame Size: | 140 |
| Samples: |
US$ 230/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
What is a Planetary Gearbox?
A planetary gearbox is a mechanical device in which the teeth of a planet mesh with the teeth of its sun or ring. The number of teeth and the spacing of planets will determine whether the teeth mesh correctly. In this article, we will learn more about planetary gearboxes. Besides understanding their working, you can also learn how to design your own. Here are some examples:
planetary gearboxes
If your car has an automatic transmission, then a planetary gearbox is the type you have. It is possible to find out if you have this type of gearbox by consulting the owner’s manual, calling the service department of your car’s manufacturer, or conducting a search using your favorite search engine. However, planetary gears are more complex and have many more components than standard gearboxes. The following information will explain more about this type of gearbox.
Planetary gearboxes use three different gear types to transmit torque. The sun gear sits in the center of the gear assembly, while the other gears rotate around it. A carrier connects the two gears, and is designed to set the spacing between them. When the gears are rotated, the carrier will spin, enabling the entire assembly to work together. The carrier also incorporates the output shaft. For this gearbox to work effectively, it must meet the application’s requirements.
There are three main types of planetary gearboxes: the basic model is highly efficient and transmits 97% of the power input. The earliest models are not complex, but they do have some key differences. Some of these differences make them ideal for various applications. For example, a planetary gearbox can operate in alternating and continuous operation, with the output support having internal grooving. Some designs have more than one output shaft, allowing the user to choose the configuration and torque that is best for their application.
One of the main differences between a planetary gearbox and a conventional one is the way the planetary parts move. A planetary gearbox may have multiple axes for increased torque. A planetary gearbox can provide a torque up to 113,000 N.m. by rotating its maximum teeth simultaneously. They are the ideal choice for space-constrained applications. For instance, a car with small spaces can install one with ease.
A planetary gearbox’s gear ratio is determined by the ratio of the sun gear to the ring gear. The number of teeth on the sun gear is a way to adjust the gear ratio. Smaller sun gears result in larger planetary gear ratios, while larger ones cause a decrease in torque. The ratio between planetary gears ranges from 3:1 to 10:1, with the lowest ratio being three. The greatest possible ratio is 10:1.
A planetary gearbox has many benefits. The compact design makes them a more efficient choice for small motors and is advantageous for servo functions. Planetary gearboxes have low inertia, which is an important factor, especially in servo applications, since the inertia of the gearbox adds to the motor’s load inertia. The planetary gearboxes are typically lubricated with grease or oil, so you don’t need to worry about re-lubrication or maintenance.
planetary gearboxes with output shaft
The advantages of planetary gearboxes are numerous. They are widely used in many applications, from automobiles to medical equipment, goods & personnel lifts to machine tools. They are also used in derrick & dockyard cranes and slewing drives. These gearboxes are available in various sizes and shapes, ranging from small to extremely large. There are many different types, and each is designed to suit its intended use.
The LP generation 3 gearhead series combines maximum quality with economic precision in a low-backlash planetary gearbox. The output shaft version is especially suited for high-speed, highly dynamic cyclic operation. Another version is the SP+ HIGH SPEED. The SP+ high-speed version is designed to achieve maximum speeds while in continuous operation. If you need a planetary gearbox with an output shaft, look no further. It is the best choice for many applications.
As the name suggests, a planetary gearbox incorporates planetary parts and an output shaft. The outer gears (also called the planetary gears) are connected by a carrier to the output shaft. The carrier is then connected to the output shaft by a ring. There are two or more planetary gears inside the planetary gearbox. Each gear is connected to a carrier, which is connected to the output shaft.
An epicyclic planetary gear train can be assembled so that the planet gear rolls around the sun gear. In the wheel drive planetary gearbox, the planetary gears are grouped over the housing to optimize the size and weight of the system. The planetary gear train can handle torques as high as 332,000 N.m., with the ring gear being fixed while the sun gear is movable.
Another advantage of a planetary gearbox is that it uses many teeth at once. This allows for high speed reduction and high torque transmission, and it is extremely compact. Planetary gearboxes with output shaft are ideal for space-constrained applications. Their compact size and minimal weight make them a popular choice in many industries. They are also known as epicyclic gears and are used in many different types of machines.
A planetary gearbox can have three components. A central sun gear, an outer ring known as the inner gear, and an output shaft. These three components are linked by a carrier. The carrier rotates so that the input and output gears are in sync. They also have a standard gap between the gears. The carrier also acts as the output shaft. They can be used to create small machines, such as a bicycle acceleration hub.
planetary gearboxes with integer number of teeth
When designing a planetary gearbox, one must determine the amount of tooth count. This figure is known as the mesh load factor Kg, and is based on the normal tooth forces that are generated in each mesh. The number of planets, the error in the gear design, and the rigidity of the housing all affect Kg. Depending on the type of application, Kg can be calculated by using different standards.
In a typical planetary gearbox, the ratio is an integer number, and the lowest is 3:1. At a ratio of 10, the sun gear is too large and the sun wheel is too low to provide a sufficient amount of torque. In most cases, the ratio is an integer value, and the teeth are evenly spaced. The gear mesh is then balanced to grade 2. The carrier is measured three-dimensionally to detect the accuracy of the planet pin hole in the carrier.
In the simplest case, each planetary gear mesh produces a dynamic signal at its mesh frequency. These signals can cancel or reinforce in various ways. A helix angle, however, introduces axial forces into the gear mesh, which can be cancelled or reinforced in the same way as torques. As the helix angle is an integer number, this planetary gear model does not necessarily require infinite precision.
The resulting motion period is measured in rotational angles. This figure can be used to determine fault diagnosis and calculate the minimum data length required. It can also be used to calculate the kinematic motion of a faulty planet gear tooth. It is important to note that fault-mesh motion is not instantaneous, and therefore, it requires a sufficient amount of time to fully mesh a faulty planet gear.
The load-share factor is similar to that of spur and helical gearboxes, and can be used to calculate dynamic load sharing. When the load share factor is low, the individual gear meshes are slightly loaded. Deflections can vary, especially with high-precision gears. Therefore, the design process should incorporate the tolerance chain. This will ensure the correct ratio of gear mesh.
A planetary gearbox is a type of planetary gear system that is used in motors. It has a sun gear at the center and a set of outer gears. Each gear turns according to its axis around the sun. They are interconnected by a ring component and are connected to each other through a carrier. The carrier also includes the output shaft. And since the sun gear is centered, the mesh is standard.
As an added benefit, planetary gearboxes have sliding surfaces, which reduce noise and vibration. Despite the high-quality of planetary gearboxes, it is important to properly lubricate them to avoid wear and tear. CZPT uses CZPT. In order to make the planetary gearboxes last a long time, the lubricant is usually incorporated in the planetary gearbox.
editor by CX 2023-05-31