Product Description

The gearbox  is generally used for low-speed and high-torque transmission equipment. The power of the electric motor, internal combustion engine or other high-speed operation is achieved through the gear of the input shaft of the reducer meshing with the large gear on the output shaft. The ratio of the number of teeth is the transmission ratio. There 4 type gearbox for paper mill,pls check the follow informations:

Worm/spiral bevel gearbox reducer
1. The F series parallel shaft helical gear reducer is manufactured in accordance with international technical requirements and has a high technological content.
2. It saves space, is reliable and durable, has high overload capacity, and the power can reach more than 90KW.

3. F parallel shaft helical gear reducer has low energy consumption, superior performance and efficiency as high as 95%.
4. Parallel shaft helical gear reducer has low vibration, low noise and high energy saving. It is made of high-quality steel material, rigid cast iron box, and the surface of the gear is high-frequency heat treated.
5. After precision machining, the shaft parallelism and positioning accuracy are ensured. All of this constitutes the gear transmission assembly. The reducer is equipped with various motors, forming a mechatronics, which fully guarantees the quality characteristics of the geared motor products.
 
2.Features:
1. Parallel output, compact structure, large transmission torque, stable operation, low noise and long life.
2. Installation method: base installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.
3. The rotation direction of the input and output of the basic two-stage is the same, and the three-stage is opposite; another consultation is needed for F/R combination.
4. Output mode: hollow shaft output or CHINAMFG shaft output.
5. Average efficiency: 96% for level two, 94% for level three, and 85% for F/R combination.

  3. Technical parameters:

Speed ratio range: basic type 3.81~281.71, F/R combination type can reach 31434
Torque range: 200~18000 Nm
Power range: 0.18~200 kW

1. The S series helical gear worm reducer has a high technological content. It has a combination of helical gear and worm gear for integrated transmission, which improves the torque and efficiency of the machine. This series of products have complete specifications, wide speed range, good versatility, adapt to various installation methods, safe and reliable performance and long life, and have implemented international standards.
  2. The surface of the body has a heat dissipation effect, strong vibration absorption, low temperature rise and low noise.
  3. The machine has good sealing performance and strong adaptability to the working environment.
  4. The helical gear has high transmission accuracy, which is especially suitable for working in occasions with frequent starting. It can be connected to various reducers and equipped with various types of motor drives. It can be installed in a 90 degree transmission operation.
position.
  5. The key components of the S helical gear reducer are made of highly wear-resistant materials and have undergone special heat treatment. They have the characteristics of high machining accuracy, stable transmission, small size, large carrying capacity, and long life.
  6. The helical gear reducer can be equipped with various types of motors, forming an electromechanical integration, which fully guarantees the quality characteristics of the product.
 
2.Features:
  1. Combination of helical gear and worm gear, compact structure and large reduction ratio.
  2. Installation method: foot installation, hollow shaft installation, flange installation, torque arm installation, small flange installation.
  3. Input mode: motor direct connection, motor belt connection or input shaft, connection flange input.
  4. Average efficiency: reduction ratio of 7.5-69.39 is 77%; 70.43-288 is 62%; S/R combination is 57%.
  5. Combine with R series to get larger speed ratio.

3. Technical parameters:
 

Speed ratio range: basic type 9.96~244.74, S/R combination type can reach 8608
Torque range: 43~4200 Nm
Power range: 0.18~22 kW

 

About Us

ZheJiang CHINAMFG Paper Tech

We are a China Based engineering company and machinery supplier committed to offer complate solution and provide high-cost-performance equipments related to stock preparation and paper-making industry.For years,we have insisted on taking customer's value as our center and having strict quality-control and innovation in the whole process. 

With advantage technology and excellent equipment,we provide one-stop service from consultation,process design and optimization,manufacture,installation,commissing and personnel training and so on.At the same time,we can supply all kinds of stock preparation and paper making equipment and accessories.Besides,we can custom design according to customers' requirements.

Our products have reliable quality and superior performance and have been exported to Poland,Greece,Turkey,Iran,India,Packistan,Bangladesh,Thailand,Indonesia,Philippines,Malaysia,Vietnam,Mexico,Guatemala,Costa Rica,Columbia,Egypt etc.We have established long-term cooperation relationship with many paper mills and agent.

Honesty,cooperation and CHINAMFG are important to us.We insisted on serve our customers with high quality products,sincere service and good reputation.We are appreciated for the long-term trust and favor from our customers.Hope we can cooperate sincerely and make progress together with our new and old customer.

Customer's satisfaction is our goal !

Contact us to have more details about “Gearbox “ Parallel shaft helical gear reducer
  /* 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: Motor, Machinery, Agricultural Machinery, Paper Mill
Function: Distribution Power, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Three-Ring
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Three-Step
Customization:
Available

|

Customized Request

worm gearbox

Calculating Gear Ratio in a Worm Reducer

The gear ratio in a worm reducer is determined by the number of teeth on the worm wheel (also known as the worm gear) and the number of threads on the worm shaft. The gear ratio formula for a worm reducer is:

Gear Ratio = Number of Teeth on Worm Wheel / Number of Threads on Worm Shaft

For example, if the worm wheel has 60 teeth and the worm shaft has a single thread, the gear ratio would be 60:1.

It's important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system's ability to resist backdriving.

When calculating the gear ratio, ensure that the worm reducer is properly designed and that the gear ratio aligns with the desired mechanical characteristics for your application. Additionally, consider factors such as efficiency, load capacity, and speed limitations when selecting a gear ratio for a worm reducer.

worm gearbox

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

  • Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
  • Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
  • Cast Iron: Cast iron is known for its high strength and durability. It's often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
  • Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
  • Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
  • Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

The choice of material depends on factors such as the application's load, speed, operating environment, and required performance characteristics. It's important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

worm gearbox

Can a Worm Gearbox Provide High Torque Output?

Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.

The torque output of a worm gearbox is influenced by several factors:

  • Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
  • Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
  • Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
  • Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
  • Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox's ability to handle high torque loads.

Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.

China Standard Worm Gearbox Used in Paper Industry   gearbox and motor	China Standard Worm Gearbox Used in Paper Industry   gearbox and motor
editor by CX 2024-02-22