China factory CZPT Drive Speed Reducers Ngw Series Planetary Gearbox with Electric Motor gearbox assembly

Product Description

Product Description

AOKMAN Drive Speed Reducers NGW Series Planetary Gearbox With Electric Motor

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

Product Parameters

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 Model Size                   Ratio 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

Packaging & Shipping

Company Profile

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.

FAQ

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?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set

If you have any demand for our products please feel free to contact me.

Application: Machinery
Function: Speed Changing, Speed Reduction
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Double-Step
Customization:
Available

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Customized Request

planetary gearbox

Role of Planetary Gearboxes in Powertrain Systems of Electric and Hybrid Vehicles

Planetary gearboxes play a critical role in the powertrain systems of both electric and hybrid vehicles, contributing to their efficiency and performance:

Electric Motor Integration: In electric vehicles (EVs) and hybrid vehicles, planetary gearboxes are commonly used to connect the electric motor to the drivetrain. They enable torque and speed transformation, ensuring the motor’s output is suitable for the vehicle’s desired speed range and load conditions.

Torque Splitting in Hybrids: Hybrid vehicles often have both an internal combustion engine (ICE) and an electric motor. Planetary gearboxes enable torque splitting between the two power sources, optimizing their combined performance for various driving scenarios, such as electric-only mode, hybrid mode, and regenerative braking.

Regenerative Braking: Planetary gearboxes facilitate regenerative braking in electric and hybrid vehicles. They enable the electric motor to function as a generator, converting kinetic energy into electrical energy during deceleration. This energy can then be stored in the vehicle’s battery for later use.

Compact Design: Planetary gearboxes offer a compact design with a high power density, making them suitable for the limited space available in electric and hybrid vehicles. This compactness allows manufacturers to maximize interior space and accommodate battery packs, drivetrain components, and other systems.

Efficient Power Distribution: The unique arrangement of planetary gears allows for efficient power distribution and torque management. This is particularly important in electric and hybrid powertrains, where optimal power allocation between different components contributes to overall efficiency.

CVT Functionality: Some hybrid vehicles incorporate Continuously Variable Transmission (CVT) functionality using planetary gearsets. This enables seamless and efficient transitions between various gear ratios, improving the driving experience and enhancing fuel efficiency.

Performance Modes: Planetary gearboxes facilitate the implementation of different performance modes in electric and hybrid vehicles. These modes, such as “Sport” or “Eco,” adjust the power distribution and gear ratios to optimize performance or energy efficiency based on the driver’s preferences.

Reduction Gear for Electric Motors: Electric motors often operate at high speeds and require reduction gearing to match the vehicle’s requirements. Planetary gearboxes provide the necessary gear reduction while maintaining efficiency and torque output.

Efficient Torque Transfer: Planetary gearboxes ensure efficient transfer of torque from the power source to the wheels, resulting in smooth acceleration and responsive performance in electric and hybrid vehicles.

Integration with Energy Storage: Planetary gearboxes contribute to the integration of energy storage systems, such as lithium-ion batteries, by efficiently connecting the power source to the drivetrain while managing power delivery and regeneration.

In summary, planetary gearboxes are integral components of the powertrain systems in electric and hybrid vehicles. They enable efficient power distribution, torque transformation, regenerative braking, and various driving modes, contributing to the overall performance, efficiency, and sustainability of these vehicles.

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

Role of Sun, Planet, and Ring Gears in Planetary Gearboxes

The arrangement of sun, planet, and ring gears is a fundamental aspect of planetary gearboxes and significantly contributes to their performance. Each gear type plays a specific role in the gearbox’s operation:

  • Sun Gear: The sun gear is located at the center and is driven by the input power source. It transmits torque to the planet gears, causing them to orbit around it. The sun gear’s size and rotation speed affect the overall gear ratio of the system.
  • Planet Gears: Planet gears are smaller gears that surround the sun gear. They are held in place by the planet carrier and mesh with both the sun gear and the internal teeth of the ring gear. As the sun gear rotates, the planet gears revolve around it, engaging with both the sun and ring gears simultaneously. This arrangement multiplies torque and changes the direction of rotation.
  • Ring Gear (Annulus Gear): The ring gear is the outermost gear with internal teeth that mesh with the planet gears’ external teeth. It remains stationary or acts as the output shaft. The interaction between the planet gears and the ring gear causes the planet gears to rotate on their own axes as they orbit the sun gear.

The arrangement of these gears allows for various gear reduction ratios and torque multiplication effects, making planetary gearboxes versatile and efficient for a wide range of applications. The combination of multiple gear engagements and interactions distributes the load across multiple gear teeth, resulting in higher torque capacity, smoother operation, and lower stress on individual gear teeth.

Planetary gearboxes offer advantages such as compact size, high torque density, and the ability to achieve multiple gear reduction stages within a single unit. The arrangement of the sun, planet, and ring gears is essential for achieving these benefits while maintaining efficiency and reliability in various mechanical systems.

China factory CZPT Drive Speed Reducers Ngw Series Planetary Gearbox with Electric Motor   gearbox assembly	China factory CZPT Drive Speed Reducers Ngw Series Planetary Gearbox with Electric Motor   gearbox assembly
editor by CX 2023-10-07