The planetary track drive gearbox is a critical transmission component utilized in drilling rigs, particularly those with tracked undercarriages, to facilitate efficient power delivery and mobility across challenging terrains. This planetary gearbox employs an epicyclic gear system, comprising a central sun gear that serves as the input, multiple planet gears mounted on a rotating carrier, and an outer ring gear that remains stationary or fixed to the housing. The configuration allows for high torque multiplication and compact design, making it ideal for heavy-duty applications where space is limited and load demands are extreme.
In operation, power from the drilling rig's engine or hydraulic motor is transmitted to the sun gear via an input shaft. As the sun gear rotates, it drives the planet gears, which mesh with both the sun and the ring gear. This interaction causes the planet carrier to rotate, outputting amplified torque to the drive sprockets connected to the tracks. The even distribution of load across multiple planet gears reduces wear, enhances efficiency, and minimizes vibration, ensuring reliable performance under high loads, shock impacts, and varying speeds.
Key advantages include superior torque density, durability in harsh environments such as mud, rock, or uneven ground, low noise levels for operator comfort, and the ability to operate in extreme temperatures. In drilling rigs for oil, gas, geothermal exploration, or construction piling, this track drive planetary gearbox enables precise maneuvering, stable positioning during drilling, and overall operational efficiency.

Dimensiones de la transmisión por orugas planetarias
EH 10000 SC

| Equipado con motor hidráulico |
| VOAC F12-60 | X = 146 | VOAC F12-80 | X = 157 | VOAC F12-110 | X = 175 |
| SAUER 51C060 | X = 207 | SAUER 51C080 | X = 212 | SAUER 51C110 | X = 219 |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 100000 | 512 | 1080 | 410 | 6.5 | 1500÷460 | 42÷17 | 300 |
| Relación de reducción efectiva |
| 76.1 | 86 | 101.3 | 114.4 | 124.2 | 132.4 | 140.2 | 153.9 |
| 173.7 | 185.4 | 209.3 |
PISTA EH 13000 SC

| Equipado con motor hidráulico |
| VOAC F12-80 | X = 157 | VOAC F12-110 | X = 175 | | |
| SAUER 51C080 | X = 212 | SAUER 51C110 | X = 219 | SAUER 51C160 | X = 240 |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 150000 | 512 | 1080 | 440 | 7.5 | 2200÷650 | 42÷17 | 300 |
| Relación de reducción efectiva |
| 76.1 | 86 | 101.3 | 114.4 | 124.2 | 131 | 140.2 | 149 |
| 168.1 | 175.3 | 197.8 | 214.8 | 242.3 | | | |
EH 16000 SC

| Equipado con motor hidráulico |
| VOAC F12-110 | X = 175 | VOAC F11-150 CETOP | X = 307 | | |
| SAUER 51C110 | X = 219 | SAUER 51C160 | X = 240 | | |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 170000 | 765 | 1660 | 680 | 11.5 | 2200÷700 | 50÷20 | 300 |
| Relación de reducción efectiva |
| 85.2 | 96.2 | 109.2 | 123.2 | 141.7 | 160 | 182.1 | 188.4 |
| 212.6 | 227.8 | 257.1 | | | | | |
EH 22000 SC

| Equipado con motor hidráulico |
| VOAC F11-150 CETOP | X = 307 | VOAC F11-250 | X = 431 | | |
| SAUER 51C160 | X = 239 | SAUER 51V250 | X = 460 | | |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 240000 | 765 | 1660 | 880 | 15 | 2350÷950 | 50÷20 | 300 |
| Relación de reducción efectiva |
| 86.6 | 97.6 | 112.6 | 127.1 | 142.7 | 151.9 | 161.1 | 168.1 |
| 182.3 | 211 | 223.3 | 252 | | | | |
EH 26000 SC

| Equipado con motor hidráulico |
| VOAC F11-250 | X = 431 | | | | |
| SAUER 51V250 | X = 460 | SAUER 51C160 | X = 239 | | |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 280000 | 1080 | 2360 | 980 | 18 | 2500÷1100 | 50÷20 | 300 |
| Relación de reducción efectiva |
| 86.6 | 97.6 | 112.6 | 127.1 | 142.7 | 151.9 | 161.1 | 168.1 |
| 182.3 | 211 | 223.3 | 252 | | | | |
EH 33000 SC

| Equipado con motor hidráulico |
| VOAC F11-250 | X = 431 | | | | |
| SAUER 51V250 | X = 460 | | | | |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 350000 | 1120 | 2550 | 1280 | 21 | 3550÷1350 | 40÷20 | 300 |
| Relación de reducción efectiva |
| 86.6 | 97.6 | 112.6 | 127.1 | 142.7 | 151.9 | 161.1 | 182.3 |
| 211 | 223.3 | 252 | | | | | |
EH 33000 W

| Equipado con motor hidráulico |
| VOAC F11-250 | X = 431 | | | | |
| SAUER 51V250 | X = 460 | | | | |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 350000 | 1120 | 2550 | 1280 | 25 | 3550÷1350 | 40÷20 | 300 |
| Relación de reducción efectiva |
| 86.6 | 97.6 | 112.6 | 127.1 | 142.7 | 151.9 | 161.1 | 182.3 |
| 211 | 223.3 | 252 | | | | | |
EH 45000 SC

| Equipado con motor hidráulico |
| VOAC F11-250 | X = 431 | | | | |
| SAUER 51V250 | X = 460 | | | | |
| Diferentes ejecuciones de entrada disponibles bajo demanda. |
| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 450000 | 1120 | 2550 | 1560 | 24 | 3750÷1500 | 40÷20 | 300 |
| Relación de reducción efectiva |
| 85.2 | 95.9 | 110.7 | 132.3 | 140.3 | 158.8 | 183.8 | 219.6 |
EH 60000 SC

| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 685000 | 1380 | 3050 | 3120 | 50 | 4000÷1300 | 30÷20 | 300 |
| Relación de reducción efectiva |
| 330.7 | 373.1 | 442.3 | | | | | |
EH 70000 SC

| Dimensión de salida |
| Par máximo de salida | Capacidad de los rodamientos | Peso sin motor | Cantidad de aceite | Par de frenado | Presión de apertura | Presión máxima de freno |
| [ Nm ] | Cd dinámico [kN] | C0 estático [ kN ] | [ kilos ] | [ litros ] | [ Nm ] | [ bar ] | [ bar ] |
| 865000 | 1380 | 3050 | 3120 | 50 | 4000÷1700 | 30÷20 | 300 |
| Relación de reducción efectiva |
| 287 | 323.8 | 368.6 | 415.8 | 437.7 | 493.7 | | |
Drilling Rig Planetary Track Drive Gearbox Advantages
- Alta densidad de par
The planetary track drive gearbox excels in delivering exceptional torque output relative to its size, enabling drilling rigs to handle heavy loads and challenging terrains effectively. This feature is particularly vital in offshore and foundation drilling applications, where compact yet powerful transmission is required to drive tracks under high stress, ensuring operational stability and efficiency without compromising on space constraints. - Diseño compacto y que ahorra espacio
Utilizing a concentric arrangement of sun, planet, and ring gears, the planetary track drive achieves a remarkably compact footprint, making it ideal for integration into space-limited drilling rigs. This advantage allows for seamless installation in tracked undercarriages, optimizing the overall rig layout while maintaining high power delivery. In heavy-duty operations such as geothermal or oil exploration, this compactness reduces weight and improves maneuverability on uneven surfaces, contributing to enhanced productivity. - Durabilidad y fiabilidad superiores
Engineered for harsh environments, the track drive planetary gearbox withstands extreme temperatures, corrosion, and shock loads common in drilling rigs, ensuring long-term reliability and minimal downtime. Its robust construction, with multiple gear contact points, distributes wear evenly, extending service life in applications like offshore jack-up rigs or tunneling drills. - High Efficiency in Power Transmission
The planetary gearbox minimizes energy losses through balanced load distribution and low friction, achieving efficiency rates up to 97% per stage, which is advantageous for fuel-intensive drilling rigs. This efficiency supports sustained performance in prolonged drilling tasks, reducing heat generation and enhancing overall system longevity. In industrial contexts, such as horizontal directional drilling, it ensures optimal energy utilization, promoting cost-effective and environmentally responsible operations. - Even Load Distribution and Stability
By sharing loads across multiple planetary gears, the track drive gearbox provides exceptional stability and reduces vibration, which is essential for precise positioning in drilling rigs during operations. This feature prevents uneven wear and enhances rotational stiffness, ensuring consistent performance under varying loads and speeds. - Versatility and Adaptability
The track drive planetary gear reducer offers flexible configurations, including multi-stage options and integration with hydraulic systems, making it adaptable to diverse drilling rig requirements across industries. This versatility allows for customization in speed and torque ratios, supporting applications from mobile cranes to special foundation drills.

Aplicaciones de caja de engranajes planetarios con transmisión por orugas
- Industria del petróleo y el gas
The planetary track drive gearbox is integral to drilling rigs and field service trucks, providing high torque for maneuvering in rugged terrains during exploration and extraction. In offshore operations, it supports pipe-laying vessels, ensuring reliable performance under extreme loads and environmental stresses, while its compact design facilitates space-efficient integration in jack-up rigs and winches for enhanced operational efficiency. - Industria marina
In marine applications, the planetary track drive powers thrusters, capstans, and winches on vessels, delivering robust torque for propulsion and handling in harsh oceanic conditions. It excels in salvage operations and offshore cranes, offering modularity with hydraulic or electric drives, high resistance to shocks, and compact designs that optimize space on a pipe-laying ship for improved reliability. - Industria de la construcción
The track drive planetary gearbox drives excavators, bulldozers, and pile rigs in construction, enabling precise torque distribution for heavy lifting and terrain navigation. Its high load capacity and efficiency support concrete mixers and track-type tractors, reducing maintenance needs while ensuring smooth operation in demanding sites, thus boosting productivity and durability in urban and infrastructure projects. - Industria minera y de canteras
Utilized in crushers, dump trucks, large excavators, and loaders, the planetary gearbox provides exceptional torque for heavy-duty mining tasks, withstanding radial and axial stresses in harsh underground environments. It enhances reliability in thickeners and stacker-reclaimers, minimizing downtime through robust construction and ATEX compliance for safe, efficient quarrying operations. - Industria forestal
The track drive planetary gear reducer facilitates mobility in feller bunchers, forestry dozers, mulchers, and log loaders, offering high torque for navigating uneven forest terrains and powering winches for log handling. Its durable design ensures low maintenance and resistance to debris, supporting efficient timber processing and transport while integrating seamlessly with hydraulic systems for enhanced performance in remote operations. - Industria agrícola
In agriculture, the planetary gearbox reducer powers tractors, sprayers, and harvesters, delivering precise torque for field operations in muddy or uneven soils. It supports seeders and manure spreaders with efficient power transmission, reducing energy loss and enabling high-speed reductions, thereby improving crop processing and overall farm productivity through customizable gear ratios.
 |  |
| Transmisión planetaria de cadenas para cargadoras | Transmisión planetaria para camiones volquete |
 |  |
| Planetary Track Drive for Harvesters | Transmisión planetaria de orugas para excavadoras forestales |
Custom Planetary Track Drive Gearbox for Drilling Rigs
- Tailored Torque and Load Capacity
Custom planetary track drive gearboxes are designed to meet the specific torque and load requirements of drilling rigs. These gearboxes ensure consistent performance under extreme conditions, providing the necessary power to handle heavy loads, shock impacts, and high operational demands during drilling activities. - Diseño compacto y que ahorra espacio
Engineered for compactness, custom gearboxes fit seamlessly into the limited spaces of drilling rigs. Their compact design enables efficient power transmission without compromising on strength or durability, making them ideal for rigs where space is critical yet high torque is essential. - Enhanced Durability for Rigorous Applications
Built with high-strength materials and precision engineering, these custom gearboxes are highly durable. They withstand harsh drilling environments, including exposure to dirt, mud, and high-pressure conditions, ensuring long-lasting performance and reduced maintenance downtime for continuous operation. - Optimized Gear Ratios for Efficiency
Custom gear ratios are configured to align with the specific speed and torque requirements of the drilling rig. This optimization ensures maximum power efficiency, reduced energy loss, and smooth operation, even at varying speeds or under extreme loads during drilling processes. - Advanced Manufacturing and Customization Options
We offer customization options such as input/output configurations, mounting styles, and sealing systems. These advanced features address unique operational needs, ensuring seamless integration with the rig’s hydraulic or engine-driven systems while enhancing overall operational reliability and efficiency. - Low Noise and Vibration Performance
Custom track drive planetary gearboxes are designed to minimize noise and vibrations during operation. This not only enhances operator comfort but also prevents excessive wear on components, contributing to improved reliability and longer service life in the demanding drilling environment.
