Tag Archives: hydraulic manufacturer

China Professional Gft Series Gft60 Planetary Gearboxes for A6ve80/107 Hydraulic Motor manufacturer

Product Description

Product Description

GFT series planetary gearbox  adopts two-stage and three-stage planetary gear structure design, built-in multi-disc parking brake, compact structure, full complement planetary gear bearings and high load-bearing capacity bearings can absorb the impact force from the load, easy to install and applicable For driving devices such as engineering machinery, construction machinery, and mining machinery. A full range of gearboxes with multiple planetary stages, as well as planetary gearboxes that can be combined with numerous CZPT hydraulic motors (and in some cases electric motors). GFT series planetary gearboxes are used in many industries around the world, including agriculture, construction and mining.

 

 

Product Parameters

Model Output
torque
Speed ratio Holding  torque Recommend motor   Weight
GFW5190F 105000 121.1 1448 A6VM200/
A2FE(107/125)
A6VE(160/170) 430
GFT8190F 130000 68/209 A2FE(125/160) 450
GFT220 200000 97.7/145.4/188.9/246.1 1472 A2FE(160/180) A6VM(200/215) 880
GFT160 140000 114.2/133 1448 A2FE(160/180) A6VE160/
A6VM(200/215
680
160000 251
GFT110 95000 95.8/114.8/128.6/147.2/215 1232 A2FE
(107/125/160)/
A6VM160
A6VE107/160 420
110000 147.2/173.9/215
GFT80 68000 76.7/99/126.9/149.9/185.4 1232 A2FE
(107/125/160)
A6VE107/160 380
80000
GFT60 42500 86.5 818 A2FE80/90/ 107/125 A6VE80/107 250
60000 105.5/139.9/169.9
GFT50 50000 99.8 715 A2FE80/90 A6VE80 245
GFT36 26000 67/79.4/100/116.5 715 A2FE80/90 A6VE80 170
36000 67/79.4/100/116.5/131/138.8
GFT17 12500 45.4 379 A2FE45/56/63 A6VE28/55 99
17000 32.1/45.4/54 90

Dimensions

 

Related Product

 

Packaging & Shipping

Company Profile

Application

 

/* 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
Hardness: Soft Tooth Surface
Installation: Vertical Type
Layout: Shunting
Gear Shape: Conical – Cylindrical Gear
Step: Stepless
Customization:
Available

|

Customized Request

planetary gearbox

Challenges in Achieving High Gear Ratios with Compactness in Planetary Gearboxes

Designing planetary gearboxes with high gear ratios while maintaining a compact form factor poses several challenges due to the intricate arrangement of gears and the need to balance various factors:

Space Constraints: Increasing the gear ratio typically requires adding more planetary stages, resulting in additional gears and components. However, limited available space can make it challenging to fit these additional components without compromising the compactness of the gearbox.

Efficiency: As the number of planetary stages increases to achieve higher gear ratios, there can be a trade-off in terms of efficiency. Additional gear meshings and friction losses can lead to decreased overall efficiency, impacting the gearbox’s performance.

Load Distribution: The distribution of loads across multiple stages becomes critical when designing high gear ratio planetary gearboxes. Proper load distribution ensures that each stage shares the load proportionally, preventing premature wear and ensuring reliable operation.

Bearing Arrangement: Accommodating multiple stages of planetary gears requires an effective bearing arrangement to support the rotating components. Improper bearing selection or arrangement can lead to increased friction, reduced efficiency, and potential failures.

Manufacturing Tolerances: Achieving high gear ratios demands tight manufacturing tolerances to ensure accurate gear tooth profiles and precise gear meshing. Any deviations can result in noise, vibration, and reduced performance.

Lubrication: Adequate lubrication becomes crucial in maintaining smooth operation and reducing friction as gear ratios increase. However, proper lubrication distribution across multiple stages can be challenging, impacting efficiency and longevity.

Noise and Vibration: The complexity of high gear ratio planetary gearboxes can lead to increased noise and vibration levels due to the higher number of gear meshing interactions. Managing noise and vibration becomes essential for ensuring acceptable performance and user comfort.

To address these challenges, engineers employ advanced design techniques, high-precision manufacturing processes, specialized materials, innovative bearing arrangements, and optimized lubrication strategies. Achieving the right balance between high gear ratios and compactness involves careful consideration of these factors to ensure the gearbox’s reliability, efficiency, and performance.

planetary gearbox

Impact of Temperature Variations and Environmental Conditions on Planetary Gearbox Performance

The performance of planetary gearboxes can be significantly influenced by temperature variations and environmental conditions. Here’s how these factors impact their operation:

Temperature Variations: Extreme temperature fluctuations can affect the lubrication properties of the gearbox. Cold temperatures can cause the lubricant to thicken, leading to increased friction and reduced efficiency. On the other hand, high temperatures can cause the lubricant to thin out, potentially leading to insufficient lubrication and accelerated wear.

Environmental Contaminants: Planetary gearboxes used in outdoor or industrial environments can be exposed to contaminants such as dust, dirt, moisture, and chemicals. These contaminants can infiltrate the gearbox and degrade the quality of the lubricant. Additionally, abrasive particles can cause wear on gear surfaces, leading to decreased performance and potential damage.

Corrosion: Exposure to moisture, especially in humid or corrosive environments, can lead to corrosion of gearbox components. Corrosion weakens the structural integrity of gears and other components, which can ultimately result in premature failure.

Thermal Expansion: Temperature changes can cause materials to expand and contract. In gearboxes, this can lead to misalignment of gears and improper meshing, causing noise, vibration, and reduced efficiency. Proper consideration of thermal expansion is crucial in gearbox design.

Sealing and Ventilation: To mitigate the impact of temperature and environmental factors, planetary gearboxes need effective sealing to prevent contaminants from entering and to retain the lubricant. Proper ventilation is also essential to prevent pressure build-up inside the gearbox due to temperature changes.

Cooling Systems: In applications where temperature control is critical, cooling systems such as fans or heat exchangers can be incorporated to maintain optimal operating temperatures. This helps prevent overheating and ensures consistent gearbox performance.

Overall, temperature variations and environmental conditions can have a profound impact on the performance and lifespan of planetary gearboxes. Manufacturers and operators need to consider these factors during design, installation, and maintenance to ensure reliable and efficient operation.

planetary gearbox

Impact of Gear Ratio on Output Speed and Torque in Planetary Gearboxes

The gear ratio of a planetary gearbox has a significant effect on both the output speed and torque of the system. The gear ratio is defined as the ratio of the number of teeth on the driven gear (output) to the number of teeth on the driving gear (input).

1. Output Speed: The gear ratio determines the relationship between the input and output speeds of the gearbox. A higher gear ratio (more teeth on the output gear) results in a lower output speed compared to the input speed. Conversely, a lower gear ratio (fewer teeth on the output gear) leads to a higher output speed relative to the input speed.

2. Output Torque: The gear ratio also affects the output torque of the gearbox. An increase in gear ratio amplifies the torque delivered at the output, making it higher than the input torque. Conversely, a decrease in gear ratio reduces the output torque relative to the input torque.

The relationship between gear ratio, output speed, and output torque is inversely proportional. This means that as the gear ratio increases and output speed decreases, the output torque proportionally increases. Conversely, as the gear ratio decreases and output speed increases, the output torque proportionally decreases.

It’s important to note that the gear ratio selection in a planetary gearbox involves trade-offs between output speed and torque. Engineers choose a gear ratio that aligns with the specific application’s requirements, considering factors such as desired speed, torque, and efficiency.

China Professional Gft Series Gft60 Planetary Gearboxes for A6ve80/107 Hydraulic Motor   manufacturer China Professional Gft Series Gft60 Planetary Gearboxes for A6ve80/107 Hydraulic Motor   manufacturer
editor by CX 2024-01-12