Product Description
What is applications use gear motor?
Electric gear motors are used in various applications that require for high output torque and low output rotation speed.
What is gear motor?
Gear motor is combined electric motor with gear reducer box.
Would you like to be GPG motor wholesaler,dealer,distributor,stockist?
GPG motor can improve your business.
Taibang gear motor is ideal drive for all kinds of industrial automation products for both industrial and commercial application.
What you can be provided by us is steady quality products(quite and efficient performance gear motor) and engineering solution.
The main products is induction motor, reversible motor, DC brush gear motor, DC brushless gear motor , CH/CV medium gear motors , p lanetary gear motor,worm gear motor,right angle CHINAMFG and hollow shaft gear motor, etc, which used widely in various fields of manufacturing pipelining, transportation, food, medicine, printing, fabric, packing, office, apparatus, entertainment etc, and is the preferred and matched product for automatic machine.
1)The stator is made of high quality low carbon steel seamless steel tube and ferrite permanent magnet.
2)The rotor consists of silicon steel sheet,copper coil,commutator and insulating material,etc.
3)The rotor shaft is made of high performance medium carbon alloy steel and processed by special technics.There are round shaft and gear shaft.
4)The bearing and oil seal is selected from CHINAMFG brand to ensure good running performance and sealing effect.
5)The wire is made from high temperature resistant and flame retardant material.
Should you any questions,please feel free to contact Ms Susan Liu directly.
Please leave message or send inquiry.I will be back to you asap.
Model Instruction
| Model | Gear Head | Rated Power |
Voltage |
Ampere | Speed | Torque | Shell Diameter | Motor Height |
| W | V | A | r/min | mN.m | mm | 08 | ||
|
GDM08-SC |
4GN | 30 | 12 | 4.6 | 1500 | 190.9 | Φ69 | 105 |
| 1800 | 159.08 | |||||||
| 2200 | 130.2 | |||||||
| 24 | 2.1 | 1500 | 190.9 | |||||
| 1800 | 159.08 | |||||||
| 2200 | 130.2 |
| Reduction Ratio | L1 | L2 | L3 |
| 1:3~1:20 | 105mm | 32mm | 137mm |
| 1:25~1:300 | 105mm | 44mm | 149mm |
FAQ
Q: How about your company?
A:We are gear motor factory located in HangZhou city of China and established in 1995.We have more than 1200 workers.Our main product is AC micro gear motor 6W to 250W, AC small gear motor 100W to 3700W,brush DC motor 10W to 400W,brushless motor 10W to 750W,drum motor 60W to 3700W ,planetary gearbox , and worm gearbox,etc.
Q: How to choose a suitable motor?
A:If you have gear motor pictures or drawings to show us, or you tell us detailed specs like voltage, speed, torque, motor size, working mode of the motor, needed lifetime and noise level etc, please do not hesitate to let us know, then we can suggest suitable motor per your request .
Q: Can you make the gear motor with customize specifications ?
Yes, we can customize per your request for the voltage, speed, torque and shaft size and shape. If you need additional wires or cables soldered on the terminal or need to add connectors, or capacitors or EMC we can make it too.
Q: What’s your lead time?
A: Usually our regular standard product will need 10-15days, a bit longer for customized products. But we are very flexible on the lead time, it will depend on the specific orders.
Q: What is your MOQ?
A: If delivery by sea ,the minimum order is 100 pieces, if deliver by express, there is no limit.
Q: Do you have the item in stock?
A: I am sorry we do not have the item in stock, All products are made with orders.
Q: How to contact us ?
A: You can send us enquiry .
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Industrial, Household Appliances, Power Tools |
|---|---|
| Operating Speed: | Constant Speed |
| Excitation Mode: | Compound |
| Function: | Control |
| Casing Protection: | Protection Type |
| Number of Poles: | 4 |
| Samples: |
US$ 85/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can a Worm Gearbox be Used for High-Speed Applications?
Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:
- Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
- Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
- Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
- Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.
While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
What Industries Commonly Use Worm Reducers?
Worm reducers are versatile mechanical components that find applications in various industries due to their unique advantages and capabilities. Some of the industries that commonly use worm reducers include:
- Material Handling: Worm reducers are widely used in material handling equipment such as conveyors, bucket elevators, and cranes to control movement and manage heavy loads.
- Automotive: They are utilized in automotive manufacturing processes, assembly lines, and vehicle positioning systems.
- Food and Beverage: Worm reducers are used in food processing and packaging machinery where hygiene and cleanliness are crucial.
- Agriculture: Agricultural equipment like irrigation systems and tractors use worm reducers for controlling rotational motion.
- Mining and Construction: Heavy-duty applications in mining equipment, excavators, and construction machinery benefit from the torque multiplication provided by worm reducers.
- Energy: Wind turbines and solar tracking systems use worm reducers to convert low-speed, high-torque motion into rotational energy.
- Textile: Textile machinery employs worm reducers for controlling speed and tension in weaving and spinning operations.
- Packaging: Packaging equipment relies on worm reducers for precise movement and positioning of packaging materials.
- Medical: Medical devices and equipment often utilize worm reducers for their accuracy and controlled motion.
- Printing: Printing machines use worm reducers to regulate paper feed and ensure consistent printing quality.
Worm reducers’ ability to provide high torque output, compact design, and self-locking characteristics makes them suitable for applications requiring reliable and controlled motion across various industries.
editor by CX 2023-12-28
China OEM Long Life High Torque Nmrv Worm Gearbox with Brake DC Motor gearbox engine
Product Description
NMRV worm gearbox with brush DC motor for lifting
Introduction
1. Made of high-quality aluminum alloy or stainless steel, light in weight and non-rusting
2. Smooth in running and low in noise, can work a long time in dreadful conditions
3. High in radiating efficiency
4. Good-looking in appearance, durable in service life, and small in volume
5. Suitable for Omni-bearing installation
6. Inch size and metric size are both available
Main Materials
1. Housing: Die-cast aluminum alloy(frame size 571-090); cast iron(frame size 110-150 )
2. Worm shaft: 20CrMnTi, carbonize heat treatment makes the hardness of the gear’s surface up to 56-62 HRC. Retain carburization layer’s thickness between 0.3 and 0.5mm after precise grinding
3. Worm wheel: wearable tin bronze alloy
Detailed Pictures
Specification
| Power | 20W ~ 1500W | ||
| Voltage | 12V, 24V, 36V, 48V, 60V, 110V, 220V | ||
| Frame Size | 55mm, 70mm, 90mm, 110mm, 130mm | ||
| Speed | 1000rpm, 1500rpm, 2500rpm, 3000rpm, 3600rpm, 6000rpm, 7500rpm, 8000rpm, |
||
| Accessories | Brake, encoder, controller | ||
| Ambient Temperature | -25 ~ +40 °C | ||
| Altitude | ≤4000M | ||
| Gearbox Type | Worm Gear Speed Reducer |
| Model | NMRV571–150 |
| Ratio | 1:7.5,10,15,20,25,30,40,50,60,80,100 |
| Color | Blue/Silver Or On Customer Request |
| Material | Housing: Blue-Coloured Cast-Iron Worm Gear-Copper-10-3# Worm-20CrMn Ti with carburizing and quenching, the surface hardness is 56-62HRC Shaft-chromium steel-45# |
| Lubricant | Synthetic&Mineral |
| Bearing | C&U Bearing |
| Seal | NAK SKF |
| Application | Metallurgical machinery, food machinery, stage machinery, welding machinery, road machinery, amusement machines, packaging machinery, Rubber, and plastic machinery, environmental protection machinery, engineering machinery, construction machinery, machine tool industry, automotive industry, logistics and transportation, and so on |
NMRV Input Dimension
FAQ
1 Q: What’s your MOQ for the gearbox?
A: 1unit is ok for sample testing
2 Q: What about your warranty for the gearbox?
A: One year.
3 Q: Do you provide OEM service with a customized logo?
A: Yes, we could do OEM orders, but we mainly focus on our brand.
4 Q: How about your payment terms?
A: TT, Western Union, and PayPal. 100% payment in advance for orders less than $5,000. 30% deposit and balance before delivery for orders over $5,000.
5 Q: How about your packing?
A: Carton, Plywood case. If you need more, we can pack all the goods in a pallet.
6 Q: What information should be given, if I buy from you?
A: Rated power, gearbox ratio, input speed, mounting position. More details, better!
7 Q: How do you deliver the gearbox?
A: We will compare and choose the most suitable ways of delivery by sea, air or express courier.
We hope you will enjoy cooperating with us.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Machinery, Agricultural Machinery, Light Duty Machine |
|---|---|
| Function: | Change Drive Torque, Speed Reduction |
| Layout: | Right Angle |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | 2 Stage or 3 Stage |
| Samples: |
US$ 100/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Self-Locking Properties in a Worm Gearbox
Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.
The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.
This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.
However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.
When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.
Worm Gearbox vs. Helical Gearbox: A Comparison
Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:
| Aspect | Worm Gearbox | Helical Gearbox |
| Efficiency | Lower efficiency due to sliding friction between the worm and worm wheel. | Higher efficiency due to rolling contact between helical gear teeth. |
| Torque Transmission | Excellent torque transmission and high reduction ratios achievable in a single stage. | Good torque transmission, but may require multiple stages for high reduction ratios. |
| Noise and Vibration | Generally higher noise and vibration levels due to sliding action. | Lower noise and vibration levels due to smoother rolling contact. |
| Backlash | Higher inherent backlash due to the design. | Lower backlash due to meshing of helical teeth. |
| Efficiency at Higher Speeds | Less suitable for high-speed applications due to efficiency loss. | More suitable for high-speed applications due to higher efficiency. |
| Overload Protection | Natural self-locking feature provides some overload protection. | May not have the same level of inherent overload protection. |
| Applications | Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery. | Widely used in various applications including automotive transmissions, industrial machinery, and more. |
Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.
What Industries Commonly Use Worm Reducers?
Worm reducers are versatile mechanical components that find applications in various industries due to their unique advantages and capabilities. Some of the industries that commonly use worm reducers include:
- Material Handling: Worm reducers are widely used in material handling equipment such as conveyors, bucket elevators, and cranes to control movement and manage heavy loads.
- Automotive: They are utilized in automotive manufacturing processes, assembly lines, and vehicle positioning systems.
- Food and Beverage: Worm reducers are used in food processing and packaging machinery where hygiene and cleanliness are crucial.
- Agriculture: Agricultural equipment like irrigation systems and tractors use worm reducers for controlling rotational motion.
- Mining and Construction: Heavy-duty applications in mining equipment, excavators, and construction machinery benefit from the torque multiplication provided by worm reducers.
- Energy: Wind turbines and solar tracking systems use worm reducers to convert low-speed, high-torque motion into rotational energy.
- Textile: Textile machinery employs worm reducers for controlling speed and tension in weaving and spinning operations.
- Packaging: Packaging equipment relies on worm reducers for precise movement and positioning of packaging materials.
- Medical: Medical devices and equipment often utilize worm reducers for their accuracy and controlled motion.
- Printing: Printing machines use worm reducers to regulate paper feed and ensure consistent printing quality.
Worm reducers’ ability to provide high torque output, compact design, and self-locking characteristics makes them suitable for applications requiring reliable and controlled motion across various industries.
editor by CX 2023-12-25