Descripción del Producto
Descripción del Producto
NGW Series Planetary Speed Gear rducer
NGW series gearboxes consist of single-stage(NGW11-NGW121),two-stage(NGW42-NGW122) and stree-stage(NGW73-NGW123).
1.Model Number
NGW, NGW-L, NGW-S, NGW-QJ
2.Applications
NGW Planetary Gear Units is widely used in many areas such as metallurgy, mine, lifting, transportation, textile, cement, light industry, chemical, pharmaceutical, dye printing and so on.
Detailed Photos
3.Product Characteristics
(1) Small volume, light weight, well-knitted structure, big transmission power and high load capacity. Compared with the ordinary cylindrical gear reducers of the same level, its weight is lower 1/2 and volume is only 1/2-1/3 of the former.
(2) High transmission efficiency. 1-stage is up to 97%, 2-stage 94%, 3-stage 91%.
(3) The range of transmission power is very wide, from 1kw to 1300kw.
(4) NGW Planetary Gear Units is designed with hard-tooth-faced, and can be used widely and in long period.
(5) Big transmission ratio
4.Technical Data(NGW)
Original Version NGW Series
Shafts Position: In Line
1 Stage: NGW11~NGW121 Ratio: 2.8~12.5
2 Stage: NGW42~NGW122 Ratio: 14~160
3 Stage: NGW73~NGW123 Ratio: 180~2000
New Design NGW Series
Shafts Position: In Line, Parallel Shaft
NAD(NAF) – 1 Stage, Foot Mounted(Flange Mounted), In Line
NAZD(NAZF) – 1 Stage, Foot Mounted(Flange Mounted), Parallel Shaft
NBD(NBF) – 2 Stage, Foot Mounted(Flange Mounted), In Line
Parámetros del producto
NGW-S Series Planetary Gearboxes
Shafts Position: Right Angle
Gearset: Spiral Bevel Gear Pair Integrated With Planetary Gear Set
2 Stage: NGW-S42~NGW-S122 Ratio: 11.2~80
3 Stage: NGW-S73~NGW-S123 Ratio: 56~500
| Stage | Modelo | Size | Relación | Rated Power |
| Single-stage | NGW11~NGW121 | 1~12 | 2.8~12.5 | 2. 8-1314KW |
| Two-stage | NGW42~NGW122 | 1~12 | 14-160 | 0.7-517KW |
| Three-stage | NGW73~NGW123 | 1~6 | 180-2000 | 0.16-47.1KW |
| Types | Sizes | Nominal Ratio | Input Shaft Dia.(m6) | Output Shaft Dia.(n6) |
| NAD | 200,224,…1800,2000 | 4~5.6
6.3~9 |
50~400mm
40~360mm |
60~630mm |
| NAF | 200,224,…500,560 | 4~5.6
6.3~9 |
50~130mm
40~100mm |
60~220mm |
| NAZD | 200,224,…1400,1600 | 10~18 | 30~240mm | 60~560mm |
| NAZF | 200,224,…500,560 | 10~18 | 30~85mm | 60~220mm |
| NBD | 250,280,…1800,2000 | 20~25
28~50 |
30~280mm | 80~630mm |
| NBF | 250,280,…500,560 | 20~25
28~50 |
30~80mm | 80~220mm |
| NBZD | 250,280,…1400,1600 | 56~125 | 28~170mm | 80~560mm |
| NBZF | 250,280,…500,560 | 56~125 | 28~55mm | 80~220mm |
| NCD | 315,355,…1800,2000 | 112~400 | 25~150mm | 120~630mm |
| NCF | 315,355,…500,560 | 112~400 | 25~50mm | 120~220mm |
| NCZD | 315,355,…1800,2000 | 450~1250 | 20~170mm | 120~630mm |
| NCZF | 315,355,…500,560 | 450~1250 | 25~45mm | 120~220mm |
Embalaje y envío
Perfil de la empresa
After Sales Service
| Pre-sale services | 1. Select equipment model. |
| 2.Design and manufacture products according to clients’ special requirement. | |
| 3.Train technical personal for clients | |
| Services during selling | 1.Pre-check and accept products ahead of delivery. |
| 2. Help clients to draft solving plans. | |
| After-sale services | 1.Assist clients to prepare for the first construction scheme. |
| 2. Train the first-line operators. | |
| 3.Take initiative to eliminate the trouble rapidly. | |
| 4. Provide technical exchanging. |
Preguntas frecuentes
1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
R: Sí, ofrecemos un servicio personalizado para nuestros clientes.
3.Q:What is your terms of payment ?
A: 30% Pago por adelantado mediante transferencia bancaria después de firmar el contrato. 70% antes de la entrega.
4.Q:What is your MOQ?
A: 1 Set
If you have any demand for our products please feel free to contact me.
| Solicitud: | Machinery |
|---|---|
| Función: | Speed Changing, Speed Reduction |
| Disposición: | Coaxial |
| Instalación: | Tipo horizontal |
| Paso: | Doble paso |
| Tipo: | Planetary Gear Box |
| Personalización: |
Disponible
| Solicitud personalizada |
|---|

What are the advantages of using planetary gears in various mechanical setups?
Planetary gears offer several advantages that make them a popular choice in various mechanical setups. Let’s explore some of these advantages:
- Compact Size:
One key advantage of planetary gears is their compact size. The arrangement of multiple gears within a single housing allows for a high gear reduction ratio in a relatively small space. This compactness is particularly beneficial in applications where space is limited, such as automotive transmissions, robotics, and aerospace systems.
- High Torque Density:
Planetary gears provide high torque density, meaning they can transmit a significant amount of torque relative to their size and weight. The design of planetary gears allows for multiple gear teeth to engage simultaneously, distributing the load and increasing torque-carrying capacity. This makes them suitable for applications requiring high torque transmission, such as heavy machinery, industrial equipment, and automotive drivetrains.
- Transmisión de energía eficiente:
Planetary gears are known for their efficient power transmission capabilities. The multiple gear engagements and the distribution of load among the gears result in reduced friction and minimal power loss. This efficient power transmission ensures that a substantial portion of the input power is effectively transmitted to the output, leading to improved overall system efficiency.
- Multiple Gear Ratios:
Another advantage of planetary gears is their ability to achieve multiple gear ratios within a single gear system. By varying the sizes and numbers of teeth on the sun gear, planet gears, and ring gear, different gear ratios can be obtained. This flexibility allows for adapting to various speed and torque requirements without the need for additional gear sets or complex mechanisms.
- Shock Absorption:
Planetary gears have a natural ability to absorb shock loads and distribute them across multiple gear teeth. The multiple gear engagements and the design characteristics of planetary gears help mitigate shocks and impacts, preventing damage to the gear system and the connected components. This makes them suitable for applications that involve sudden changes in load or intermittent operation.
- Precise Motion Control:
Due to their design, planetary gears offer precise motion control. The combination of rotational and orbital movements of the planet gears allows for smooth and accurate motion transmission. This feature is particularly useful in applications requiring precise positioning, such as robotics, automation systems, and medical equipment.
In summary, the advantages of using planetary gears in various mechanical setups include compact size, high torque density, efficient power transmission, multiple gear ratios, shock absorption, and precise motion control. These advantages make planetary gears well-suited for a wide range of applications across industries, offering reliability, efficiency, and versatility.

¿Qué consideraciones hay que tener en cuenta para la lubricación y el mantenimiento de los engranajes planetarios?
La lubricación y el mantenimiento adecuados son cruciales para el funcionamiento fiable y eficiente de los engranajes planetarios. Analicemos las consideraciones clave para la lubricación y el mantenimiento:
- Lubricación:
Una lubricación eficaz es esencial para reducir la fricción, el desgaste y la generación de calor en los engranajes planetarios. Considere los siguientes aspectos:
- Selección de lubricantes:
Elija un lubricante diseñado específicamente para sistemas de engranajes, con la viscosidad y los aditivos adecuados para garantizar una correcta formación de la película lubricante y una protección eficaz contra el desgaste. Consulte las recomendaciones del fabricante o las normas del sector para conocer los lubricantes idóneos.
- Contaminación por lubricante:
Evite la contaminación del lubricante manteniendo el sistema de engranajes limpio y libre de residuos, polvo y humedad. Utilice técnicas de sellado adecuadas y considere la posibilidad de instalar sistemas de filtración para mantener la limpieza y el rendimiento del lubricante.
- Frecuencia de lubricación:
Siga los intervalos de lubricación recomendados por el fabricante del equipo. Factores como las condiciones de funcionamiento, la carga y la temperatura pueden afectar la frecuencia de lubricación. Revise periódicamente el estado del lubricante y realice análisis de aceite para determinar si es necesario reemplazarlo o aplicar lubricación adicional.
- Mantenimiento:
El mantenimiento regular ayuda a garantizar la longevidad y el rendimiento óptimo de los engranajes planetarios. Tenga en cuenta los siguientes aspectos de mantenimiento:
- Inspección:
Inspeccione periódicamente el sistema de engranajes para detectar signos de desgaste, daños, desalineación o ruidos anormales. Detectar los problemas a tiempo permite un mantenimiento oportuno y previene daños mayores.
- Alineación:
La correcta alineación de los engranajes es fundamental para distribuir la carga de manera uniforme y evitar el desgaste prematuro. Revise y ajuste periódicamente la alineación de los engranajes según las especificaciones del fabricante.
- Par motor y carga:
Asegúrese de que el sistema de engranajes funcione dentro de los límites de par y carga recomendados. Las cargas excesivas pueden provocar un mayor desgaste y una menor vida útil de los engranajes. Considere los requisitos de la aplicación y asegúrese de que el sistema de engranajes tenga el tamaño y la capacidad adecuados.
- Temperatura:
Supervise la temperatura de funcionamiento del sistema de engranajes. El calor excesivo puede degradar el rendimiento del lubricante y acelerar el desgaste. En entornos de alta temperatura, pueden ser necesarios mecanismos de refrigeración adecuados, como ventiladores o intercambiadores de calor.
En resumen, la lubricación y el mantenimiento adecuados son esenciales para los engranajes planetarios. Elija lubricantes apropiados, evite la contaminación, siga los intervalos de lubricación recomendados, inspeccione el desgaste, asegúrese de una correcta alineación, considere los límites de par y carga, controle la temperatura de funcionamiento y realice un mantenimiento regular. Al seguir estas recomendaciones, podrá prolongar la vida útil, mejorar el rendimiento y minimizar el riesgo de fallos en los engranajes planetarios.

What is the purpose of using planetary gears in machinery?
Planetary gears serve several important purposes in machinery and mechanical systems. Let’s delve into the key purposes and benefits of using planetary gears:
- Variación de la relación de transmisión:
One of the primary purposes of planetary gears is to achieve different gear ratios. By varying the number of teeth on the sun gear, planet gears, and ring gear, a wide range of gear ratios can be obtained. This flexibility enables machinery to adapt to varying speed and torque requirements, allowing for precise control and efficient power transmission.
- Amplificación del par motor:
Planetary gears are known for their ability to amplify torque. The arrangement of multiple gear sets in a compact design allows for torque multiplication. This can be particularly beneficial in applications where high torque is required while maintaining a smaller form factor. Planetary gears can efficiently transmit torque and handle heavy loads.
- Compact Size:
Another advantage of planetary gears is their compact size. The internal gear meshing and the integration of multiple gear sets within a single gear system contribute to their space-saving design. This compactness is valuable in machinery where space constraints are a consideration, enabling the design of more compact and lightweight systems.
- High Efficiency:
Planetary gears are known for their high efficiency in power transmission. The internal gear meshing and the distribution of load across multiple gear teeth result in efficient torque transfer with minimal power loss. This efficiency is crucial in machinery where energy conservation and optimization are important factors.
- Directional Control:
Planetary gears allow for bidirectional power transmission. By controlling the direction of rotation of the input and output elements, the direction of rotation in the machinery can be easily changed. This feature is useful in applications that require reversing the direction of rotation or changing the rotational direction without the need for additional mechanisms.
- Shock Absorption:
The arrangement of multiple gears in a planetary gear system provides inherent shock-absorbing capabilities. The distributed load between the gear teeth helps to dampen vibrations and absorb shocks, contributing to smoother operation and reduced wear on the system components.
- Application Versatility:
Planetary gears find applications in a wide range of machinery and mechanical systems. They are commonly used in automotive transmissions, industrial machinery, robotics, aerospace systems, power generation equipment, and more. The versatility of planetary gears stems from their ability to provide precise control, compactness, high torque transmission, and efficient power transmission.
In summary, the purpose of using planetary gears in machinery is to achieve variable gear ratios, amplify torque, maintain compact size, ensure high efficiency in power transmission, enable bidirectional control, absorb shocks, and provide versatility for various applications. The unique characteristics of planetary gears make them valuable components in diverse machinery and mechanical systems.


editor by CX 2023-11-02