Tag Archives: gear reducer gearbox

China manufacturer China High Quality Gear Reducer Motor Nmrv Worm Gearbox manufacturer

Product Description

Why Choose Us

Product Details

 

Type

Worm Gear Speed Reducer/ gearbox

Model

WMRV 25/30/40/50/63/75/90/110/130/150/185

Ratio

7.5,10,15,20,25,30,40,50,60,80,100.

Color

Blue(RAL5571)/Silver grey (K9149) Or On Customer Request

Material

Housing: Aluminum alloy(size 25~90) / Cast iron(size 110~185)

Worm wheel: Aluminum Bronze or Tin Bronze

Worm shaft: 20CrMn Ti  

Output Shaft: steel-45#

 

Packing

Carton, Honey Comb Carton, Wooden Case with wooden pallet
Warranty 1 Year
Input Power 0.09kw,0.18kw,1.1KW,1.5KW,2.2KW,3KW,4KW,5.5KW,7.5KW,11Kw and so on.
Usages Industrial Machine: Food Stuff, Ceramics, CHEMICAL, Packing, Dyeing,Wood working, Glass.
IEC Flange IEC standard flange or on customer request
Lubricant Synthetic oil or worm gear oil

 

Company Profile

Exhibition

Customized Service

Certificate&Honor

Customer Comments

FAQ

1. How to choose a gearbox which meets our requirement?
You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.

2. What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.

3. What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry,
escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.

4. Do you sell motors?
We have stable motor suppliers who have been cooperating with us for a long-time. They can provide motors
with high quality.

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Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Coaxial
Gear Shape: Worm
Step: Double-Step
Samples:
US$ 25/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

Different Types of Gearboxes and Their Applications

There are several types of gearboxes, each designed for specific applications based on their characteristics and capabilities. Here are some common types and their applications:

  • Spur Gearbox: Spur gearboxes consist of parallel-shaft gears with straight teeth. They are simple and economical, suitable for low-speed and low-torque applications such as conveyors, machine tools, and clocks.
  • Helical Gearbox: Helical gearboxes have helical teeth that provide smoother and quieter operation compared to spur gears. They are used in various industries, including automotive, construction, and mining equipment.
  • Bevel Gearbox: Bevel gearboxes transmit power between non-parallel shafts. They are commonly used in vehicles, marine applications, and heavy machinery where changing the direction of motion is necessary.
  • Planetary Gearbox: Planetary gearboxes offer high torque density and compact size. They are used in robotics, automation, and precision machinery due to their efficiency and versatility.
  • Worm Gearbox: Worm gearboxes have a worm screw meshing with a gear wheel. They provide high reduction ratios and are used in applications like conveyor systems, elevators, and packaging equipment.
  • Cycloidal Gearbox: Cycloidal gearboxes use cams and pins for motion transmission, making them highly durable and shock-resistant. They find use in industrial machinery and robotics.
  • Spiral Bevel Gearbox: Spiral bevel gearboxes combine the advantages of bevel and helical gears, providing high efficiency and smooth operation. They are employed in vehicles, aircraft, and machine tools.

Each type of gearbox offers specific advantages suited to its application, enabling efficient power transmission and control in various industries.

China manufacturer China High Quality Gear Reducer Motor Nmrv Worm Gearbox   manufacturer China manufacturer China High Quality Gear Reducer Motor Nmrv Worm Gearbox   manufacturer
editor by CX 2023-12-26

China Professional High Quality Vertical Mounted Big Power P Series Gear Speed Reducer Planetary Gearbox with high quality

Product Description

 

Product Name

Best price of P series planetary gearbox for concrete mixer

Series

gear reducer

Application

Power Tranmission

Bearing

China Top brand HRB,LYC,ZWZ or other brands requested, CHINAMFG

Used

industry machinery

 

Product Description

 

1.P series planetary gear reducer is widely used in metallurgy , mining, lifting and transport , electricity, energy , building
materials, light industry, transportation and other industrial sectors.

2. P series planetary gear involute planetary gear transmission , within a reasonable use, external gear , power split .

3. The planetary gear modular design changes can be combined according to customer requirements.

4.Carburized gears are used to obtain high- hard wear-resistant surface , all the heat treatment after grinding gear teeth ,
reduce noise , improve the overall efficiency and service life.

5. Hight quality gear reducer , small transmission ratio range , high efficiency, smooth operation, low noise adaptability and
other characteristics .

1 . Input: concentric shaft input , the helical gear input , bevel – helical gear input, bevel gear input.

2 . Output: the splined inner, hollow shaft shrink disc, splined outer, CHINAMFG shaft flat key .

3.The planetary gear involute planetary gear transmission, within a reasonable use of external gear, power split. Therefore,light weight, small size, transmission ratio range, high efficiency, smooth operation, low noise, strong adaptability and other
characteristics.

4 . Box with ductile iron, greatly improving cabinet rigidity and shock resistance.

5 . Modular design , according to customer requirements to change the combination types .

6 . The installation forms : horizontal and vertical installation, torque arm mounting

7 . Combined with R series , K series to get greater ratio .
 

Company Profile

Certifications

Packaging & Shipping

FAQ

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Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Planetary
Step: Single-Step
Type: Gear Reducer
Samples:
US$ 100000/Piece
1 Piece(Min.Order)

|
Request Sample

gearbox

Importance of Lubrication in Gearbox Performance

Lubrication plays a critical role in ensuring the optimal performance, longevity, and reliability of gearboxes. Proper lubrication provides several key benefits:

  • Reduces Friction and Wear: Lubrication forms a protective layer between gear teeth, bearings, and other moving components, reducing friction and minimizing wear and tear.
  • Heat Dissipation: Lubricants help dissipate the heat generated during gear operation, preventing overheating and potential damage to components.
  • Noise Reduction: Adequate lubrication can dampen noise and vibration produced by gear meshing, leading to quieter and smoother operation.
  • Sealing and Contaminant Prevention: Lubricants create a barrier that seals out contaminants like dust, dirt, and moisture, preventing their entry and reducing the risk of corrosion and damage.
  • Enhanced Efficiency: Proper lubrication reduces energy losses due to friction, improving the overall efficiency of the gearbox.
  • Extended Lifespan: Lubrication helps prevent premature component wear and failure, extending the lifespan of the gearbox and minimizing the need for costly repairs or replacements.
  • Optimal Performance: Gearboxes operate within specified tolerances when properly lubricated, ensuring they deliver the intended performance and functionality.

It’s essential to use the recommended lubricant type, viscosity, and change intervals specified by the gearbox manufacturer to ensure the best possible performance and longevity. Regular monitoring and maintenance of lubrication levels are crucial to preserving the health of the gearbox and its components.

China Professional High Quality Vertical Mounted Big Power P Series Gear Speed Reducer Planetary Gearbox   with high quality China Professional High Quality Vertical Mounted Big Power P Series Gear Speed Reducer Planetary Gearbox   with high quality
editor by CX 2023-12-25

China Professional Agricultural Farm Machinery Gear Box Reducer Electric Motor Reduction Crops Corn and Rice Harvester Rear Drive Gearbox gearbox definition

Product Description

Agricultural Farm Machinery Gear Box Reducer Electric Motor Reduction Crops Corn and Rice Harvester Rear Drive Gearbox

GEAR MATERIALS
20CrMnTi/20CrMnMo for your choice

CASTINGS MATERIALS
Gray cast iron HT250 according to standard GB/T 1348-2009 Ductile iron QT450-10 according to standard GB/T 1348-2009 Cast steel ZG310-570 according to standard GB/T 5613-2014

SHAFTS MATERIALS
40Cr,45#,20CrMnTi,20CrMnMo for your choice according to your request.

POWER To ensure the correct use of the product we recommand to pay attention to the specifications mentioned on our technical sheet.Consider also the input rotation speed,the power input and the transmission ratios.Where the rotation or other working conditions are different,please contact LongQuan technical department.

LUBRICATION
The reducer is usually supplied without lubricant.The recommended quantity of lubricant is indicated on our catalogue and the first replaced must be done after 50-60 hours of running,then replaced after 600-800 working hours. The emptying of the gearbox should be made immediately after the working,with the oil still hot,in order to avoid the deposition of sludge.Check frequently the oil level and top up the oil whenever necessary.

 

Related Products

Factory

Extensive use for agricultural machines
Guarantee: High precision, high wear resistance, low noise, smooth and steady, high strength

Our factory

 

 

Type: Agricultural Gearbox
Usage: Farmland Infrastructure, Agricultural Machine
Material: Carbon Steel
Power Source: Electricity
Weight: OEM
After-sales Service: Installation Guide
Samples:
US$ 999/Piece
1 Piece(Min.Order)

|
Request Sample

gearbox

What is a Gearbox and How Does It Work?

A gearbox is a mechanical device that transmits power and changes the speed or torque of a rotating input shaft to a different output shaft. It is commonly used in various machines and equipment to control the speed and direction of motion.

Here’s how a gearbox works:

  1. Input Shaft: The gearbox receives rotational energy from an input shaft connected to a power source, such as an electric motor or an engine.
  2. Gears: Inside the gearbox are a set of gears with different sizes. These gears mesh with each other, and their arrangement determines the gear ratio, which defines how many revolutions the output shaft will make for a given rotation of the input shaft.
  3. Output Shaft: The output shaft is connected to the machinery or equipment that needs to be powered. As the gears rotate, the motion and power are transmitted from the input shaft to the output shaft.
  4. Gear Ratio: By selecting different gear combinations, the gearbox can change the speed and torque of the output shaft. A higher gear ratio results in higher torque and lower speed, while a lower gear ratio provides higher speed and lower torque.

Gearboxes play a crucial role in various applications, including automobiles, industrial machinery, robotics, and more, enabling efficient power transmission and speed control.

China Professional Agricultural Farm Machinery Gear Box Reducer Electric Motor Reduction Crops Corn and Rice Harvester Rear Drive Gearbox   gearbox definition		China Professional Agricultural Farm Machinery Gear Box Reducer Electric Motor Reduction Crops Corn and Rice Harvester Rear Drive Gearbox   gearbox definition
editor by CX 2023-11-18

China Custom High-Efficiency Worm Gear Reducer Gearbox to Slow Down Construction Hoist Speed gearbox adjustment

Product Description

Worm gear and worm reducer is a kind of compact structure, large transmission ratio, under certain conditions has self-locking function of mechanical transmission.

Reducer:

  1. We adopt advanced circle-arc tooth in worm and gear, which means load capacity is excellent and transmission efficiency is high.
  2. We also adopt high-quality seal and take air test before delivery to ensure great sealing performance.
  3. In the meantime, every reducer will be made a experiment of running in to make sure that they run smoothly with low noise.
  4. The worm’s machining accuracy is high and has passed quality test by German Klingelnberg detector.

(Tell us transmission rate and type when ordering)

 

Reducing
speed ratio
(i)
Distance
bctwccn two
shafts(mm)
Input Speed
(r/min)
Input
efficicncy
(KW)
Target input
Torque
(NM)
General
Transmission
efficiency(%)
8.25 125 1500 17.6 895 91
144 1500 25.6 1185 89
10 125 1500 14.9 890 90
144 1500 19.7 1130 88.3
12 125 1500 12.4 1068 89
144 1500 17.1 1088 88
14 125 1500 11.72 895 89.4
144 1500 16.33 1180 87
16 125 1500 11.6 1000 88
144 1500 15.56 1296 86
20 125 1500 9 1571 87
144 1500 12.46 1296 85
25 125 1500 6.9 930 84
144 1500 9.44 1234 83.5

The hollow shaft type worm gear reducer is not only has the characteristics above, and convenient installation and reasonable structure, get more and more widely used.

It is in the worm gear and worm reducer input with a helical gear reducer, consisting of multistage speed reducer can obtain very low output speed, than the single-stage worm gear deceleration machine has higher efficiency, and little vibration, low noise and energy consumption.

Our gearbox 

1 larger loading capacity and compact dimension and higher efficiency and smoother and quieter functioning.

2.Longer service life.
 
3. higher strength and lighter weight

Loading capacity and efficiency

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Expansion
Gear Shape: Conical – Cylindrical Gear
Step: Three-Step
Samples:
US$ 1/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

How to Calculate Gear Ratio in a Gearbox

Gear ratio is a fundamental parameter in a gearbox that represents the ratio of the number of teeth between two gears. It determines how much the output gear rotates in relation to the input gear. The formula to calculate gear ratio is:

Gear Ratio (GR) = Number of Teeth on Output Gear / Number of Teeth on Input Gear

Here’s a step-by-step guide on how to calculate gear ratio:

  1. Identify the input and output gears in the gearbox.
  2. Count the number of teeth on the output gear (the gear connected to the output shaft).
  3. Count the number of teeth on the input gear (the gear connected to the input shaft).
  4. Plug the values into the gear ratio formula: GR = Number of Teeth on Output Gear / Number of Teeth on Input Gear.
  5. Calculate the gear ratio by performing the division.

The gear ratio provides insight into how much the input gear needs to rotate to achieve a certain rotation of the output gear. It influences torque, speed, and direction of rotation in the gearbox.

China Custom High-Efficiency Worm Gear Reducer Gearbox to Slow Down Construction Hoist Speed   gearbox adjustment	China Custom High-Efficiency Worm Gear Reducer Gearbox to Slow Down Construction Hoist Speed   gearbox adjustment
editor by CX 2023-10-23

China manufacturer China High Torque Helical Gear Motor Nmrv Wp Speed Reducer Reductor Worm Gearbox with high quality

Product Description

China High Torque NMRV Speed Reducer Reductor Worm Gearbox 

Introduction of worm gearbox

1.     Made of high-quality aluminum alloy or iron casting housing, light in weight and non-rusting

2.     Smooth in running and low in noise, can work 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

Company Overview

 
HISTORY: Greensky is a mechanical brand of CHINAMFG Power Co., Ltd. With over 10 years’
mechanical manufacturing experiences, CHINAMFG Power always strictly stands on the
principle of Best Customer Satisfaction.

QUALITY: Material Inspection, Production Control, Finished Goods Test, Pre-dellivery Inspection

MISSION: “Once and forever” is our goal to serve customers in the world. Once we do
business with customer, we will do business forever.

MARKET30 different countries, mainly Germany, Austria, Japan, USA and Middle-East.

DELIVERY100% on-time delivery Guaranteed.

SERVICESFast response in English, German, Japanese and Chinese languages.

OEMCustomized orders are welcome at CHINAMFG Power.
  

Certificates

Exhibitions

Greensky Product Portfolio: 

FAQ

1 Q: What’s your MOQ?
   A: 1unit is ok for different types. 

2 Q: What about your warranty?
   A: One year.

3 Q: Do you provide OEM service with customer-logo?
   A: Yes, we could do OEM orders, but we mainly focus on our own brand.

4 Q: How about your payment terms ?
   A: TT, western union and paypal. 100% payment in advanced for orders less $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 goods with pallet 

Warmly welcome your inquiry and visit our factory in China.

Application: Motor, Machinery, Agricultural Machinery, Light Duty Machine
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Right Angle
Hardness: Hardened
Installation: Horizontal Type
Step: Double-Step
Samples:
US$ 100/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

Is it Better to Repair or Replace a Damaged Gearbox?

Deciding whether to repair or replace a damaged gearbox depends on several factors and considerations:

  • Extent of Damage: Assess the severity of the gearbox damage. Minor issues like worn bearings or seals may be repairable, while extensive damage may necessitate a replacement.
  • Cost of Repair: Compare the cost of repairing the gearbox to the cost of replacing it with a new or remanufactured unit. In some cases, repairs might be more cost-effective.
  • Availability of Parts: Availability of replacement parts for the gearbox can influence the repair option. If parts are hard to find, replacement might be a more viable choice.
  • Age and Condition: Consider the age and overall condition of the vehicle. If the vehicle is older and nearing the end of its lifespan, a replacement gearbox might offer better long-term reliability.
  • Performance and Efficiency: A new or remanufactured gearbox might offer improved performance and efficiency compared to a repaired one.
  • Future Maintenance: Evaluate potential future maintenance needs of both repair and replacement options. A replacement gearbox might come with a warranty and require less frequent maintenance.
  • Professional Assessment: Seek advice from a qualified mechanic or technician who can thoroughly assess the gearbox and provide recommendations based on expertise.

Ultimately, the decision to repair or replace a damaged gearbox should be based on a careful evaluation of these factors. It’s recommended to consult with professionals to make an informed choice that best suits your specific situation and budget.

China manufacturer China High Torque Helical Gear Motor Nmrv Wp Speed Reducer Reductor Worm Gearbox   with high quality China manufacturer China High Torque Helical Gear Motor Nmrv Wp Speed Reducer Reductor Worm Gearbox   with high quality
editor by CX 2023-10-17

China manufacturer Helical Motor Gear Winch Drive Reducer Agricultural Transmission Variable Industrial Custom Assembly Stainless Steel Worm Speed Reduction Gearbox gearbox drive shaft

Product Description

Helical Motor gear  winch drive reducer Agricultural Transmission Variable Industrial Custom assembly stainless steel worm speed reduction Gearbox 

Application of worm speed reduction Gearbox 

Worm speed reduction gearboxes are used in a wide variety of applications where high torque and low speed are required. Some common applications include:

  • Elevators: Worm speed reduction gearboxes are used in elevators to control the speed of the elevator car.
  • Wind turbines: Worm speed reduction gearboxes are used in wind turbines to convert the rotational energy of the turbine blades into electrical energy.
  • Conveyor belts: Worm speed reduction gearboxes are used in conveyor belts to move materials along the belt.
  • Mixers: Worm speed reduction gearboxes are used in mixers to mix ingredients together.
  • Machine tools: Worm speed reduction gearboxes are used in machine tools to control the speed of the cutting tools.

Worm speed reduction gearboxes offer a number of advantages over other types of gearboxes, including:

  • High torque: Worm speed reduction gearboxes can transmit high torques, making them ideal for applications where high forces are required.
  • Low speed: Worm speed reduction gearboxes can operate at low speeds, making them ideal for applications where noise and vibration are a concern.
  • Compact size: Worm speed reduction gearboxes are typically smaller and lighter than other types of gearboxes, making them ideal for applications where space is limited.

However, worm speed reduction gearboxes also have some disadvantages, including:

  • Low efficiency: Worm speed reduction gearboxes are not as efficient as other types of gearboxes, meaning that they lose some of the power that is transmitted through them.
  • High noise levels: Worm speed reduction gearboxes can be noisy, especially when operating at high speeds.
  • High maintenance requirements: Worm speed reduction gearboxes require more maintenance than other types of gearboxes. This is because the worm gear is a complex design that is prone to wear and tear. The worm gear should be inspected and lubricated regularly to prevent premature wear and tear.

Overall, worm speed reduction gearboxes are a versatile and reliable type of gearbox that can be used in a wide variety of applications. They offer a number of advantages, including high torque, low speed, and compact size. However, they also have some disadvantages, including low efficiency, high noise levels, and high maintenance requirements.

Here are some additional details about the advantages and disadvantages of worm speed reduction gearboxes:

Advantages:

  • High torque: Worm speed reduction gearboxes can transmit high torques, making them ideal for applications where high forces are required. This is because the worm gear has a number of teeth that mesh with the worm wheel, which creates a high frictional force.
  • Low speed: Worm speed reduction gearboxes can operate at low speeds, making them ideal for applications where noise and vibration are a concern. This is because the worm gear has a slow rotational speed, which reduces the amount of noise and vibration that is generated.
  • Compact size: Worm speed reduction gearboxes are typically smaller and lighter than other types of gearboxes, making them ideal for applications where space is limited. This is because the worm gear is a compact design, which reduces the overall size of the gearbox.

Disadvantages:

  • Low efficiency: Worm speed reduction gearboxes are not as efficient as other types of gearboxes, meaning that they lose some of the power that is transmitted through them. This is because the worm gear has a high frictional coefficient, which results in some of the power being lost as heat.
  • High noise levels: Worm speed reduction gearboxes can be noisy, especially when operating at high speeds. This is because the worm gear has a high frictional coefficient, which results in some of the power being lost as heat. This heat can cause the gearbox to expand, which can lead to noise and vibration.
  • High maintenance requirements: Worm speed reduction gearboxes require more maintenance than other types of gearboxes. This is because the worm gear is a complex design that is prone to wear and tear. The worm gear should be inspected and lubricated regularly to prevent premature wear and tear.

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

gearbox

Different Types of Gearboxes and Their Applications

There are several types of gearboxes, each designed for specific applications based on their characteristics and capabilities. Here are some common types and their applications:

  • Spur Gearbox: Spur gearboxes consist of parallel-shaft gears with straight teeth. They are simple and economical, suitable for low-speed and low-torque applications such as conveyors, machine tools, and clocks.
  • Helical Gearbox: Helical gearboxes have helical teeth that provide smoother and quieter operation compared to spur gears. They are used in various industries, including automotive, construction, and mining equipment.
  • Bevel Gearbox: Bevel gearboxes transmit power between non-parallel shafts. They are commonly used in vehicles, marine applications, and heavy machinery where changing the direction of motion is necessary.
  • Planetary Gearbox: Planetary gearboxes offer high torque density and compact size. They are used in robotics, automation, and precision machinery due to their efficiency and versatility.
  • Worm Gearbox: Worm gearboxes have a worm screw meshing with a gear wheel. They provide high reduction ratios and are used in applications like conveyor systems, elevators, and packaging equipment.
  • Cycloidal Gearbox: Cycloidal gearboxes use cams and pins for motion transmission, making them highly durable and shock-resistant. They find use in industrial machinery and robotics.
  • Spiral Bevel Gearbox: Spiral bevel gearboxes combine the advantages of bevel and helical gears, providing high efficiency and smooth operation. They are employed in vehicles, aircraft, and machine tools.

Each type of gearbox offers specific advantages suited to its application, enabling efficient power transmission and control in various industries.

China manufacturer Helical Motor Gear Winch Drive Reducer Agricultural Transmission Variable Industrial Custom Assembly Stainless Steel Worm Speed Reduction Gearbox   gearbox drive shaft	China manufacturer Helical Motor Gear Winch Drive Reducer Agricultural Transmission Variable Industrial Custom Assembly Stainless Steel Worm Speed Reduction Gearbox   gearbox drive shaft
editor by CX 2023-10-12

China Good quality Zq Qj Zd Zl QS Zs Cylindrical China Decelerator Manufacturer Gear Reducer Price Spur Gearbox with Hot selling

Product Description

Soft Medium Tooth ZQ ZD ZL ZSC ZQA QJR QJS QSC ZQH ZQA  Cylindrical China Decelerator Manufacturer Gear Reducer Price Spur Gearbox

Product Description

1. High efficiency and save power.
2. Wide speed ranges and high torque.
3. Multi-structure, various assembling methods.
4. High loading support, stable transmitting, and low noise level.
5. Excellent sealing, and a wide range of industrial applications.
6. It adopts various cooling and lubricating modes.

Detailed Photos

 

Product Parameters

Gearbox Model
(Take ZQ for example)

Ratio

 Output  power (KW)

Input Speed (Rpm)

Output torque (Kg·m) 

ZQ250

8.23~48.57

0.4~18.8

750

250~340

1000

230~340

1250

220~340

1500

200~340

ZQ350

8.23~48.57

0.95~27

750

640~800

1000

610~790

1250

580~780

1500

540~770

ZQ400

8.23~48.57

1.6~26

600

815~1630

750

775~1620

1000

690~1600

1250

630~1580

1500

590~1570

ZQ500

8.23~48.57

6.7~60.5

600

1800~2700

750

1650~2700

1000

1450~2600

1250

1300~2600

10.35~48.57

1500

1400~2550

ZQ650

8.23~48.57

6.7~106

600

3350~6350

750

2900~6250

1000

2700~6200

10.35~48.57

1250

3200~600

15.75~48.57

1500

3200~5900

ZQ750

8.23~48.57

9.5~168

600

5200~9500

750

4700~8900

12.64~48.57

1000

5600~8700

15.75~48.57

1250

5600~8500

20.49~48.57

1500

6350~8300

ZQ850

8.23~48.57

13.1~264

600

7680~12280

750

6900~12180

12.64~48.57

1000

9000~11840

20.49~48.57

1250

9820~11640

ZQ1000

8.23~48.57

43~355

600

10700~20900

750

9540~20600

15.57~48.57

1000

12900~20000

23.34~48.57

1250

15500~19500

 

Typical applications

Coal mining
Power Plant Equipment 
Metallurgical Industry 
Metal Forming Machinery 
Petrochemical Industry 
Mining Machine 
Hoisting Machinery 
Cement and Construction Industry 
Environmental Protection Industry 
Cable Industry 
Chemical industry
Food Machinery 

Product dimension

Company Profile

 

Certifications

 

FAQ

Q: Can you make the spur gearbox with customization?
A: Yes, we can customize per your request, like flange, shaft, configuration, material, etc.

Q: Do you provide samples?
A: Yes. Sample is available for testing.

Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.

Q: What’s your lead time?
A: Standard product need 5-30days, a bit longer for customized products.

Q: Do you provide technology support?
A: Yes. Our company have design and development team, we can provide technology support if you
need.

Q: How to ship to us?
A: It is available by air, or by sea, or by train.

Q: How to pay the money?
A: T/T and L/C is preferred, with different currency, including USD, EUR, RMB, etc.

Q: How can I know the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.

Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.

Q: How shall we contact you?
A: You can send inquiry directly, and we will respond within 24 hours.

 

Shipping Cost:

Estimated freight per unit.



To be negotiated
Application: Machinery, Crane Metallurgy Mining Chemical Machine
Hardness: Soft Tooth Surface
Installation: Horizontal Type
Samples:
US$ 500/Piece
1 Piece(Min.Order)

|

Order Sample

Blue or Grey
Customization:
Available

|

Customized Request

gearbox

Common Problems with Gearboxes and How to Troubleshoot Them

Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:

  1. Noise and Vibration: Excessive noise or vibration may indicate misalignment, worn gears, or insufficient lubrication. Check alignment, inspect gears for wear, and ensure proper lubrication.
  2. Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
  3. Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
  4. Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
  5. Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
  6. Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
  7. Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
  8. Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
  9. Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
  10. Gearbox Lockup: Gearbox lockup may occur due to foreign objects or damaged components. Disassemble and inspect the gearbox, removing any obstructions and replacing damaged parts.

Regular maintenance, proper lubrication, and timely troubleshooting are key to addressing gearbox problems and ensuring smooth operation.

China Good quality Zq Qj Zd Zl QS Zs Cylindrical China Decelerator Manufacturer Gear Reducer Price Spur Gearbox   with Hot selling		China Good quality Zq Qj Zd Zl QS Zs Cylindrical China Decelerator Manufacturer Gear Reducer Price Spur Gearbox   with Hot selling
editor by CX 2023-09-26

China high quality Nmrv/Nrv Nmrv110 Worm Gear Speed Reduction Reducer Gearbox with Good quality

Product Description

NMRV  REDUCTION WORM GEARBOX
The NMRV 110 angular worm gear motor is designed to increase torque while reducing rotational speed. The drive is equipped with a single-stage gearbox and an electric motor with a power of 0.55 – 7.5 kW. The torque on the output shaft is 163 – 767 N * m. Gear Ratio Range: 7.5 – 100.
The NMRV 110 unit has the same mounting dimensions as the SITI MU105 and Varvel SRT 110 gearmotors, so it can be used to replace them.
Materials parts:
Body – iron, flanges – iron, worm – steel CHINAMFG worm wheel – bronze. 
Type of lubricant: synthetic ISO VG 220. 
Weight: 35 kg.

Type designation scheme

NMRV – 110 – 40 – 35 – 1.5 – B6

  • NMRV – worm gear motor
  • 110 – size (center distance, mm)
  • 40 – gear ratio
  • 35 – output shaft rotation speed, rpm
  • 1,5 – electric motor power, kW
  • B6 – mounting position

 

NMRV 110 gearbox performance

i 1 = 2800 rpm 1 = 1400 rpm 1 = 900, rpm
2 ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
7.5 373 391 16.60 92 187 532 11.60 90 120 637  9.10 88
10 280 424 13.50 92 140  571 9.30 90 90 672  7.20 87
15 187 423  9.30 89 93  565 6.40  86 60 669  5.00 84
20 140 498  8.30 88 70  649 5.60  85 45 748  4.30 82
25 112 453  5.90 90 56  580 4.00  85 36 674  3.10 82
30 93 349  4.00 85 47  553  3.40  80 30 663  2.70 77
40 70 554  4.90 83 35  681  3.20  78 23 809  2.60 75
50 56 531  3.80 82 28  657  2.50  77 18 746  1.90 74
60 47 428  2.70 78 23  546  1.80  73 15 615  1.40 69
80 35 445  2.20 74 18  549  1.50  68 11 640  1.10 67
100 28 394  1.70 68 14  473  1.10  63 9 557  0.89 59
  • n1 – rotational speed el. engine;
  • n2 – revolutions on the output shaft;
  • T 2M – torque on the output shaft;
  • P is the maximum allowable engine power;
  • RD – efficiency

GEARBOX FEATURE

1.Good quality,long life time,low noise.
2.Compact,convenient.
3.High efficiency,big torque.

 

Overall and mounting dimensions NMRV 110

NMRV110 gear motor  has a wide range of gear ratios.
Gear ratios: 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 .

Output flange to NMRV 110 gearbox

Geared NMRV110 can be supplied with unilateral or bilateral output shaft. 
The gearbox comes standard with a hollow output shaft

A torque arm is an additional option to the gearbox.

  Model  NMRV SERIES
  Single Stage  RV25-RV150
  Ratio  7.5-100
  Input Power  0.06KW-15KW
  Output Speed  14-280rpm
  Output Torque   5-1800Nm
Core parts  worm wheel,worm shaft
 Core parts material      worm shaft:20 Cr Mn Ti,worm wheel:Nodular cast iron interal,9-4 copper external
  Lubrication   RV30-90:synthetic oil, RV110-150:GN460-W mineral oil
 Bearings  C&U

 
 
 

Application: Motor, Motorcycle, Machinery, Agricultural Machinery, Industry
Hardness: Hardened
Installation: Any Angle
Gear Shape: Worm Gear
Step: Single-Step
Type: Worm and Wormwheel
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

Is it Better to Repair or Replace a Damaged Gearbox?

Deciding whether to repair or replace a damaged gearbox depends on several factors and considerations:

  • Extent of Damage: Assess the severity of the gearbox damage. Minor issues like worn bearings or seals may be repairable, while extensive damage may necessitate a replacement.
  • Cost of Repair: Compare the cost of repairing the gearbox to the cost of replacing it with a new or remanufactured unit. In some cases, repairs might be more cost-effective.
  • Availability of Parts: Availability of replacement parts for the gearbox can influence the repair option. If parts are hard to find, replacement might be a more viable choice.
  • Age and Condition: Consider the age and overall condition of the vehicle. If the vehicle is older and nearing the end of its lifespan, a replacement gearbox might offer better long-term reliability.
  • Performance and Efficiency: A new or remanufactured gearbox might offer improved performance and efficiency compared to a repaired one.
  • Future Maintenance: Evaluate potential future maintenance needs of both repair and replacement options. A replacement gearbox might come with a warranty and require less frequent maintenance.
  • Professional Assessment: Seek advice from a qualified mechanic or technician who can thoroughly assess the gearbox and provide recommendations based on expertise.

Ultimately, the decision to repair or replace a damaged gearbox should be based on a careful evaluation of these factors. It’s recommended to consult with professionals to make an informed choice that best suits your specific situation and budget.

China high quality Nmrv/Nrv Nmrv110 Worm Gear Speed Reduction Reducer Gearbox   with Good quality China high quality Nmrv/Nrv Nmrv110 Worm Gear Speed Reduction Reducer Gearbox   with Good quality
editor by CX 2023-09-12

China Best Sales China hot sales ZDY ZLY ZSY ZFY  Hard Tooth Surface Cylindrical  speed gear reducer gearbox cycloidal gearbox

Product Description

Model Number ZDY/ZLY/ZSY/ZFY Hardened Surface Tooth Cylindrical Gearbox No. 80-710
Assembly Method 1-9 Input Speed: 600-1500r/min
Enamelled Wire: 100% Copper Wire Reducer body Steel
Ratio 1.25-6.3 Brand FOX MOTOR

Application: Motor, Machinery, Agricultural Machinery, Conveyor
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Cylindrical gear
Gear Shape: Conical – Cylindrical Gear
Step: stage 1-4
Samples:
US$ 99/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

gearbox

Common Problems with Gearboxes and How to Troubleshoot Them

Gearboxes can encounter various issues over time. Here are some common problems and troubleshooting steps:

  1. Noise and Vibration: Excessive noise or vibration may indicate misalignment, worn gears, or insufficient lubrication. Check alignment, inspect gears for wear, and ensure proper lubrication.
  2. Overheating: Overheating can be caused by high friction, inadequate lubrication, or overloading. Verify lubrication levels, reduce loads, and ensure proper ventilation.
  3. Leakage: Oil leaks may result from worn seals or gaskets. Inspect and replace damaged seals, and ensure proper sealing.
  4. Reduced Performance: Decreased performance could be due to worn gears, damaged bearings, or misalignment. Inspect components, replace damaged parts, and realign as needed.
  5. Gear Wear and Tooth Damage: Wear on gear teeth can result from excessive loads or poor lubrication. Replace worn gears and ensure proper lubrication.
  6. Shaft Misalignment: Shaft misalignment can lead to increased wear and noise. Realign shafts using precision measurement tools.
  7. Lubrication Issues: Inadequate or contaminated lubrication can cause premature wear. Regularly check and replace lubricant, and use the correct type for your gearbox.
  8. Bearing Failure: Bearing failure may result from overload, misalignment, or inadequate lubrication. Replace worn bearings and address underlying issues.
  9. Seal Damage: Damaged seals can lead to leaks and contamination. Replace seals and ensure proper installation.
  10. Gearbox Lockup: Gearbox lockup may occur due to foreign objects or damaged components. Disassemble and inspect the gearbox, removing any obstructions and replacing damaged parts.

Regular maintenance, proper lubrication, and timely troubleshooting are key to addressing gearbox problems and ensuring smooth operation.

China Best Sales China hot sales ZDY ZLY ZSY ZFY  Hard Tooth Surface Cylindrical  speed gear reducer gearbox   cycloidal gearbox	China Best Sales China hot sales ZDY ZLY ZSY ZFY  Hard Tooth Surface Cylindrical  speed gear reducer gearbox   cycloidal gearbox
editor by CX 2023-09-05

China manufacturer PF080 2stage Straight Teeth Transmission Gear Precison Planetary Reducer Gearbox for Motor, 0.2~2kw gearbox adjustment

Product Description

Product Description

Ratio : 3:1—-10000:1 Backlash :  up to 8 arcmin
Output : up to 65000N.m Frame : PF/WPF040-550

        Output: Straight teeth Ball bearing
                      Single support

 

PF core feature

Structural feature

        Reducer output planetary frame, gear ring are using split structure design, reducer parameters are uniform and good, product processing technology is the same as high-end products, and the same high precision processing equipment manufacturing, cost-effective.

        Reducer gear ring, planetary frame, input shaft are made of 40Cr high-quality structural steel, hot forging process, so as to obtain higher material density, than the use of casting box, round steel, with higher strength, rigidity, toughness.

Gear characteristics

        Real hard face spur gear, gear material is 20CrMnTi high quality alloy steel, after carburizing – grinding process processing, hardness up to HRC62, compared with ordinary steel 40Cr, 38CrMnTi surface nitriding treatment of gear has higher hardness, rigidity, toughness, wear resistance. The design and analysis technology of 3DSimulation is adopted to modify the tooth shape, tooth direction and follow the trimming, respectively, in order to reduce the noise of gear meshing and increase the service life of the gear train.

Application characteristics

        The product parameters are uniform and good, can bear a certain radial and axial load, low and medium precision requirements, excellent performance.

Installation Instructions

Precision planetary reducer – about installation

Application: Motor, Electric Cars, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Double-Step
Customization:
Available

|

Customized Request

gearbox

Can I Use Synthetic Oil in My Gearbox?

Yes, you can use synthetic oil in your gearbox, and in many cases, it can offer several advantages over conventional mineral-based oils:

  • Improved Temperature Stability: Synthetic oils typically have a higher resistance to thermal breakdown, making them suitable for gearboxes that operate at high temperatures.
  • Enhanced Lubrication: Synthetic oils often have superior lubrication properties, providing better protection against friction, wear, and component damage.
  • Extended Oil Change Intervals: Synthetic oils can often withstand longer operating periods without losing their effectiveness, reducing the frequency of oil changes and maintenance.
  • Reduced Viscosity Changes: Synthetic oils are less prone to viscosity changes at different temperatures, ensuring consistent lubrication performance in varying conditions.
  • Lower Friction and Energy Loss: The smoother molecular structure of synthetic oils can lead to reduced internal friction, potentially improving gearbox efficiency and performance.
  • Cold Weather Performance: Synthetic oils generally flow better at low temperatures, making them suitable for gearboxes operating in cold climates.
  • Protection Against Oxidation: Synthetic oils often have better resistance to oxidation, helping to prevent the formation of sludge and deposits that can impact gearbox performance.

However, before switching to synthetic oil, it’s important to consider the manufacturer’s recommendations and specifications for your specific gearbox model. Some gearboxes may have specific requirements or restrictions on the type of lubricant to use. If the manufacturer approves the use of synthetic oil, it can be a beneficial choice, but if not, sticking to the recommended oil type is crucial to ensure proper gearbox function and warranty coverage.

China manufacturer PF080 2stage Straight Teeth Transmission Gear Precison Planetary Reducer Gearbox for Motor, 0.2~2kw   gearbox adjustment	China manufacturer PF080 2stage Straight Teeth Transmission Gear Precison Planetary Reducer Gearbox for Motor, 0.2~2kw   gearbox adjustment
editor by CX 2023-08-30