China Good quality Frequency Controlled Chain Grate Speed Reducer gearbox engine

Product Description

Product Description

ZJW series boiler grate speed gear Is the necessary auxiliary chain grate boiler, it adopts gear transmission, the main parts are made of high quality steel, and after various heat treatment process, so it has higher strength and stiffness; The high transmission efficiency, stable and reliable operation, low noise, long service life, easy installation, maintenance is simple; setting the overload safety device – pin safety clutch, the protection device is accurate Simple, fast recovery; DC thyristor stepless speed regulating device, electromagnetic adjustable speed motor or induction motor speed, smooth stepless speed regulation, convenient operation, visual observation of a wide range of speed regulation.
ZJW Grate Gear Data:

Model Torque(nN.m) Drive Ratio Motor(kw) Suitable
for boiler (T/H)
ZJ2A-1 2500 11714-16457 0.37/0.55 1-2
ZJ4WE 5000 6000 0.55 4
ZJ6WE-1 7500 6000 0.55 6
ZJ10WD-1 10000 9043 0.75 8-10
ZJ15W 15000 8912 1.1 15
ZJ20WA-1 20000 6717 1.5 20
ZJ25W-1 26500 6717 1.5 25
ZJ40W-1 30000 6274 3.0 30-40
ZJ40W-2 36000 6274 3.0 35-40
ZJ50W-1 50000 6493 4.0 50-65
ZJ60W 60000 6493 4.0 65-90
ZJ80W 70000 6080 5.5 80-100
ZJ130W 100000 6035 5.5 100-130

 GL series Gear adopts 3K type structure of involute planetary gear transmission and floating even load mechanism, and has the characteristics of power split. This type product is equipped with electromagnetic speed regulating motor and controller (According to user needs it can also be equipped with frequency conversion motor and inverter etc.) for smooth and stepless speed regulation, which is with wide speed range, easy to use, stable and reliable performance, and is equipped with reliable overload protection mechanism.
GL series Gear Data:

Model Torque(nN.m) Drive Ratio Motor(kw) Suitable
for boiler (T/H)
GL-5P 5000 5278 0.37 1-4
GL-5PA 5500 7357 0.55 4
GL-10P 7500 7888 0.75 5-6
GL-16P 11000 7888 1.1 8-10
GL-20P 20000 5682 1.5 10-20
GL-30P 30000 5416 2.2 20-25
GL-40P 45000 8037 3.0 30-40
GL-50P 55000 7749 3.0 45-50
GL-60P 60000 8037 4.0 55-60
GL-80P 75000 6810 5.5 65-80
GL-100P 100000 6810 7.5 85-100
GL-120P 120000 6800 7.5 105-120

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Application: Boiler Chain Grate
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Layout: Coaxial
Gear Shape: Conical – Cylindrical Gear
Step: Stepless


Customized Request

gear gearbox

What are the considerations for choosing the appropriate lubrication for gear reducers?

Choosing the appropriate lubrication for gear reducers is crucial for ensuring optimal performance, longevity, and efficiency. Several considerations should be taken into account when selecting the right lubrication:

1. Load and Torque: The magnitude of the load and torque transmitted by the gear reducer affects the lubrication’s viscosity and film strength requirements. Heavier loads may necessitate higher viscosity lubricants.

2. Operating Speed: The speed at which the gear reducer operates impacts the lubrication’s ability to maintain a consistent and protective film between gear surfaces.

3. Temperature Range: Consider the temperature range of the operating environment. Lubricants with suitable viscosity indexes are crucial to maintaining performance under varying temperature conditions.

4. Contaminant Exposure: If the gear reducer is exposed to dust, dirt, water, or other contaminants, the lubrication should have proper sealing properties and resistance to contamination.

5. Lubrication Interval: Determine the desired maintenance interval. Some lubricants require more frequent replacement, while others offer extended operational periods.

6. Compatibility with Materials: Ensure that the chosen lubricant is compatible with the materials used in the gear reducer, including gears, bearings, and seals.

7. Noise and Vibration: Some lubricants have properties that can help reduce noise and dampen vibrations, improving the overall user experience.

8. Environmental Impact: Consider environmental regulations and sustainability goals when selecting lubricants.

9. Manufacturer Recommendations: Follow the manufacturer’s recommendations and guidelines for lubrication type, viscosity grade, and maintenance intervals.

10. Monitoring and Analysis: Implement a lubrication monitoring and analysis program to assess lubricant condition and performance over time.

By carefully evaluating these considerations and consulting with lubrication experts, industries can choose the most suitable lubrication for their gear reducers, ensuring reliable and efficient operation.

gear gearbox

How do gear reducers ensure efficient power transmission and motion control?

Gear reducers play a vital role in ensuring efficient power transmission and precise motion control in various industrial applications. They achieve this through the following mechanisms:

  • 1. Speed Reduction/Increase: Gear reducers allow you to adjust the speed between the input and output shafts. Speed reduction is essential when the output speed needs to be lower than the input speed, while speed increase is used when the opposite is required.
  • 2. Torque Amplification: By altering the gear ratio, gear reducers can amplify torque from the input to the output shaft. This enables machinery to handle higher loads and provide the necessary force for various tasks.
  • 3. Gear Train Efficiency: Well-designed gear trains within reducers minimize power losses during transmission. Helical and spur gears, for example, offer high efficiency by distributing load and reducing friction.
  • 4. Precision Motion Control: Gear reducers provide precise control over rotational motion. This is crucial in applications where accurate positioning, synchronization, or timing is required, such as in robotics, CNC machines, and conveyor systems.
  • 5. Backlash Reduction: Some gear reducers are designed to minimize backlash, which is the play between gear teeth. This reduction in play ensures smoother operation, improved accuracy, and better control.
  • 6. Load Distribution: Gear reducers distribute the load evenly among multiple gear teeth, reducing wear and extending the lifespan of the components.
  • 7. Shock Absorption: In applications where sudden starts, stops, or changes in direction occur, gear reducers help absorb and dampen shocks, protecting the machinery and ensuring reliable operation.
  • 8. Compact Design: Gear reducers provide a compact solution for achieving specific speed and torque requirements, allowing for space-saving integration into machinery.

By combining these principles, gear reducers facilitate the efficient and controlled transfer of power, enabling machinery to perform tasks accurately, reliably, and with the required force, making them essential components in a wide range of industries.

gear gearbox

How do gear reducers contribute to speed reduction and torque increase?

Gear reducers play a crucial role in mechanical systems by achieving speed reduction and torque increase through the principle of gear ratios. Here’s how they work:

Gear reducers consist of multiple gears with different sizes, known as gear pairs. These gears are meshed together, and their teeth interlock to transmit motion and power. The gear ratio is determined by the ratio of the number of teeth on the input gear (driver) to the number of teeth on the output gear (driven).

Speed Reduction: When a larger gear (output gear) is driven by a smaller gear (input gear), the output gear rotates at a slower speed than the input gear. This reduction in speed is proportional to the gear ratio. As a result, gear reducers are used to slow down the rotational speed of the output shaft compared to the input shaft.

Torque Increase: The interlocking teeth of gears create a mechanical advantage that allows gear reducers to increase torque output. When the input gear applies a force (torque) to the teeth, it is transmitted to the output gear with greater force due to the leverage provided by the larger diameter of the output gear. The torque increase is inversely proportional to the gear ratio and is essential for applications requiring high torque at lower speeds.

By selecting appropriate gear ratios and arranging gear pairs, gear reducers can achieve various speed reduction and torque multiplication factors, making them essential components in machinery and equipment where precise control of speed and torque is necessary.

China Good quality Frequency Controlled Chain Grate Speed Reducer   gearbox engineChina Good quality Frequency Controlled Chain Grate Speed Reducer   gearbox engine
editor by CX 2024-04-25


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