Descripción del Producto
UMC is the industry leader in gearbox technology. Over our 40 year history we have introduced many industry changing gearboxes such as the patented TNT gearbox, the 740, the 760, the 775 and more. We continue to define and redefine industry standards for gearbox performance, quality, features and technology. Our gearboxes are purpose built to do the job. Never over-engineered.
UMC stands behind its products and is committed to manufacturing the best products for a global market.
740-U 50:1 Ratio
Designed for longer spans, larger wheels, and heavier towers.
Features and Benefits
- 2.25 inch output shaft
- 50:1 gear ratio
- Cartridge input and output seals
- Larger input bearings
- Input shaft guard
- External seal protectors for input and output seals
- Top oil fill plug
- Universal mounting pattern
- Full cycle expansion chamber with stainless steel cover
- Filled with extreme pressure worm gear oil
- Steel output shaft and input shaft
- Tapered roller bearings
- Includes carriage bolts and nuts
- Dual ended input shaft
740-UV 52:1 Ratio
Designed for longer spans, larger wheels and heavier towers where an extended output shaft is required.
This gearbox has all the same capabilities, features and benefits that the standard 740 has with a few tweaks. The output shaft is extended, the gear ratio is 52:1 and the input shaft is made of ductile iron with a 25° pressure angle allowing this gearbox to be used on center CHINAMFG and lateral move/ linear systems that come standard with these specifications.
Features and Benefits
- 2.25 inch extended output shaft
- 52:1 gear ratio with 25° pressure angle
- Cartridge input and output seals
- Larger input bearings
- Input shaft guard
- External seal protectors for input and output seals
- Top oil fill plug
- Universal mounting pattern
- Full cycle expansion chamber with stainless steel cover
- Filled with extreme pressure worm gear oil
- Steel output shaft and ductile iron input shaft
- Tapered roller bearings
- Includes carriage bolts and nuts
- Dual ended input shaft
760-UV Gearbox
Designed for corner systems and lateral move carts where an extended output shaft is required
Growers typically use UMC’s 760-UV gearbox for the most extreme applications where an extended output shaft is required. The gearbox is designed for higher annual hours of operation while handling the heavy loads experienced on corner systems and lateral move carts as well as the most extreme field conditions where wheel rutting is prominent, soil is heavy, and tower weights are higher.
The UMC 760-UV final drive gearbox is our largest and most durable gearbox with an extended output shaft. It features a larger-diameter bull gear than the standard 740 series to handle 20% higher torque. It also features a 2.5″ output shaft to accommodate more overhung load. It is designed for use on center pivots, corners, lateral move/ linear irrigation systems and carts where a 52:1 gear ratio and extended output shaft are standard specifications.
Features and Benefits
- 2.5″ output shaft
- 52:1 gear ratio with a 25° pressure angle
- Unique dual input and output seal design
- 20% more torque capacity than the standard 740
- Bronze gear optional
- Larger input bearings
- Input shaft guard
- External seal protectors for input and output seals
- 11-Bolt mounting pattern
- Full cycle expansion chamber with aluminum cover
- Filled with extreme pressure worm gear oil
- Steel output shaft and ductile iron input shaft
- Tapered roller bearings
- Includes carriage bolts and nuts
- Dual ended input shaft
TNT-2 Gearbox
Designed for applications where the irrigation system may need to be towed
This gearbox is the perfect solution for a towable irrigation system. Growers typically prefer this gearbox over a gearbox with a towable hub. Simply disengage the worm and tow your system to its working location, then re-engage the worm and you are ready to run. The CX coupler is the perfect compliment for the TNT-2 gearbox due to the ability to control coupler disengagement at the gearbox.
The UMC patented TNT-2 final drive gearbox is designed specifically for applications where a center CHINAMFG or lateral move/ linear irrigation system needs to be towed. The gearbox provides the ability to disengage the worm gear and allows users to move systems from 1 area to another without requiring a Towable Hub add on.
Features and Benefits
- 2.25″ output shaft
- 50:1 gear ratio
- Dual input seals with triple lip output seals
- Bronze gear optional
- Input shaft guard
- External seal protectors for input and output seals
- Top oil fill plug
- 11-Bolt mounting pattern
- Full cycle expansion chamber with stainless steel cover
- Filled with extreme pressure worm gear oil
- Steel output shaft and input shaft
- Tapered roller bearings
- Includes carriage bolts and nuts
- Dual ended input shaft
760-UV Bronze Gearbox
Designed for the most extreme conditions where an extended output shaft is required.
Growers typically use The UMC 760-UV bronze gearbox for the most extreme applications where an extended output shaft is required. The gearbox is designed for higher annual hours of operation while handling the heavy loads experienced on corner systems and lateral move carts as well as the most extreme field conditions where wheel rutting is prominent, soil is heavy, and tower weights are higher.
The UMC 760-UV Bronze final drive gearbox is our largest and most durable gearbox with an extended output shaft designed for the most extreme growing conditions. It features a high strength aluminum bronze bull gear and a heat treated steel worm gear giving it a much higher load capacity than the standard 760-UV. Additionally, this gear combination greatly reduces gear wear, extending the useful life of the gearbox. It also features a 2.5″ output shaft to accommodate more overhung load. It is designed for use on center pivots, corners, lateral move/ linear irrigation systems and carts where a 52:1 gear ratio and extended output shaft are standard specifications.
Features and Benefits
- 2.5″ output shaft
- 52:1 gear ratio with a 25° pressure angle
- Unique dual input and output seal design
- Bronze Gear
- Heat Treated Steel Worm Gear
- Larger input bearings
- Input shaft guard
- External seal protectors for input and output seals
- 11-Bolt mounting pattern
- Full cycle expansion chamber with aluminum cover
- Filled with extreme pressure worm gear oil
- Steel output shaft
- Tapered roller bearings
- Includes carriage bolts and nuts
- Dual ended input shaft
- Also Available Assembled in the USA
CHINAMFG is the industry leader in gearbox technology. Over 37 year history they have introduced many industry changing gearboxes such as the patented TNT gearbox, the 740, the 760, the 775 and more. CHINAMFG continue to define and redefine industry standards for gearbox performance, quality, features and technology. CHINAMFG gearboxes are purpose built to do the job. Never over-engineered.UMC stands behind its products and is committed to manufacturing the best products for a global market.
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| Solicitud: | Motor, Agricultural Machinery, Agricultural |
|---|---|
| Función: | Speed Reduction |
| Dureza: | Hardened |
| Tipo: | Worm and Wormwheel |
| Material: | Hierro fundido |
| Manipulate Way: | Semi-Automatic Manipulation |
| Personalización: |
Disponible
| Solicitud personalizada |
|---|
Considerations for Heavy-Duty Farming Gearboxes
Heavy-duty farming applications require robust and reliable gearboxes that can withstand high loads, harsh conditions, and frequent use. Here are the key considerations for selecting gearboxes for heavy-duty farming:
- Load Capacity: Heavy-duty gearboxes must have a high load-carrying capacity to handle the demands of agricultural machinery, such as tillers, plows, and combines.
- Material Durability: Gearboxes should be constructed from durable materials, such as hardened steel or cast iron, that can withstand the stresses and impacts associated with heavy-duty tasks.
- Sealing and Protection: Effective sealing and protection mechanisms, such as robust seals and gaskets, prevent the ingress of dirt, water, and contaminants that can cause premature wear and damage.
- Lubrication System: A reliable and efficient lubrication system is crucial for heavy-duty gearboxes to ensure proper lubrication of components under high loads and temperatures.
- Heat Dissipation: Heavy-duty applications generate significant heat. Gearboxes should have efficient heat dissipation mechanisms, such as cooling fins or oil coolers, to prevent overheating and maintain performance.
- Design and Construction: Gearbox design should incorporate reinforced housing, larger bearings, and robust gears to handle heavy loads without compromising structural integrity.
- Alignment and Mounting: Proper alignment and mounting are essential to ensure smooth and efficient power transmission. Misalignment can lead to increased wear and reduced gearbox lifespan.
- Maintenance Accessibility: Heavy-duty gearboxes should be designed for easy maintenance access. Features such as removable covers and inspection points simplify servicing and repairs.
- Compatibility: Gearboxes should be compatible with the specific machinery and tasks they will be used for. Customizable gear ratios and output shaft configurations enhance versatility.
- Reliability and Longevity: Heavy-duty gearboxes should be built to last, with quality craftsmanship and components that can withstand the demanding conditions of agricultural operations.
- Safety: Safety features, such as guards and emergency shutdown mechanisms, are essential to protect operators and nearby personnel from potential hazards.
- Environmental Considerations: Gearbox designs should consider environmental regulations and emissions standards to minimize the impact on the environment.
- Cost-Effectiveness: While heavy-duty gearboxes require a higher upfront investment, their durability and performance contribute to long-term cost-effectiveness by reducing downtime and the need for frequent replacements.
By carefully considering these factors, farmers can select the appropriate heavy-duty gearboxes that enhance productivity and reliability in their farming operations.
Signos comunes de desgaste de la caja de cambios y sus soluciones.
Las cajas de engranajes, como cualquier componente mecánico, pueden sufrir desgaste con el tiempo debido a factores como la fricción, la carga y las condiciones de funcionamiento. Reconocer los signos comunes de desgaste es fundamental para un mantenimiento oportuno y para evitar posibles averías. A continuación, se presentan algunos signos a tener en cuenta y las soluciones para abordarlos:
- Ruidos inusuales: Los ruidos de fricción, chasquidos o zumbidos durante el funcionamiento pueden indicar desgaste en los engranajes o cojinetes. Inspeccione la caja de engranajes para detectar dientes dañados o lubricación insuficiente. Reemplace los componentes dañados y asegúrese de una lubricación adecuada.
- Aumento de la vibración: Las vibraciones excesivas sugieren una desalineación o desequilibrio en la caja de cambios. Verifique la alineación y equilibre los componentes si es necesario. Asimismo, inspeccione si hay ejes o cojinetes desgastados o dañados.
- Fuga: Las fugas de aceite o lubricante pueden indicar desgaste en los sellos o juntas. Reemplace los sellos y las juntas para evitar fugas y garantizar una lubricación adecuada.
- Engranajes resbaladizos: Si las marchas se salen de su sitio o si hay dificultad para cambiarlas, es posible que los dientes de los engranajes estén desgastados o dañados. Inspeccione los engranajes en busca de signos de desgaste o astillamiento y reemplácelos si es necesario.
- Aumento de temperatura: La generación anormal de calor puede deberse a una mayor fricción causada por piezas desgastadas. Verifique los niveles y la calidad de la lubricación y reemplace los cojinetes o engranajes desgastados que provoquen una fricción excesiva.
- Disminución del rendimiento: La reducción de la transmisión de potencia o de la eficiencia de salida puede indicar desgaste en la caja de cambios. Inspeccione los engranajes, los cojinetes y demás componentes en busca de signos de desgaste y reemplácelos si es necesario.
- Juego excesivo: Un juego excesivo o holgura en los engranajes puede indicar desgaste en los dientes o en los cojinetes. Inspeccione los componentes para detectar desgaste, ajuste la holgura y reemplace las piezas desgastadas.
Para abordar el desgaste de la caja de engranajes, se requiere un mantenimiento rutinario que incluya una lubricación adecuada, comprobaciones de alineación e inspecciones periódicas. El reemplazo oportuno de los componentes desgastados o dañados puede prolongar la vida útil de la caja de engranajes y mantener un rendimiento óptimo en diversas aplicaciones.
Key Features of a Durable and Reliable Agricultural Gearbox
A durable and reliable agricultural gearbox is crucial for the efficient operation of farming equipment and machinery. The following key features contribute to the durability and reliability of agricultural gearboxes:
- High-Quality Materials: Agricultural gearboxes are often exposed to harsh conditions, including dust, debris, and varying weather. Using high-quality materials, such as strong alloy steels, can enhance the gearbox’s resistance to wear, corrosion, and other forms of deterioration.
- Rugged Construction: The gearbox should have a robust and rugged construction to withstand the stresses and strains associated with agricultural tasks. Reinforced housings, precision machining, and robust seals can help prevent damage and ensure longevity.
- Effective Lubrication System: Proper lubrication is vital to reduce friction, dissipate heat, and prevent premature wear. Agricultural gearboxes should be equipped with efficient lubrication systems that ensure all components are adequately lubricated, even during extended operation.
- Sealing and Protection: Dust, dirt, and moisture are common challenges in agricultural environments. Effective sealing mechanisms, such as gaskets and seals, prevent contaminants from entering the gearbox and protect internal components from damage.
- Heat Dissipation: The gearbox should be designed to dissipate heat effectively, especially during prolonged operation. Overheating can lead to lubrication breakdown and premature wear. Cooling fins and adequate ventilation can help maintain optimal operating temperatures.
- Gear Quality and Precision: High-quality gears with accurate tooth profiles and precision manufacturing ensure smooth and efficient power transmission. Properly machined gears reduce noise, vibration, and the risk of gear failures.
- Advanced Gear Design: Some agricultural gearboxes may feature advanced gear designs, such as helical or planetary gears. These designs offer improved efficiency, reduced noise, and increased load-bearing capacity compared to traditional spur gears.
- Overload Protection: Incorporating overload protection mechanisms, such as shear pins or clutch systems, can prevent damage to the gearbox and other connected components in case of sudden high loads or jams.
- Easy Maintenance Access: The gearbox should be designed with maintenance in mind. Accessible inspection points, drain plugs, and fill ports make it easier for operators to perform routine maintenance tasks.
Manufacturers often engineer agricultural gearboxes to meet these requirements, ensuring that they can withstand the demanding conditions of farming operations and contribute to the reliable performance of agricultural machinery.
editor by CX 2024-01-10
