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Application of Agricultural Gearboxes in the Transmission Case/Main Gearbox of Rice Planting Machinery

1. Engineering Specifications: Series BR-RHX 3200

Parâmetro Técnico Valor / Especificação Standard / Method
Torque Capacity (Nominal) 3,250 Nm – 4,800 Nm ISO 6336 Class 6
Faixa de Relação de Engrenagem 1:1.2 to 1:3.45 (Customizable) ANSI/AGMA 2001-D04
Eixo de Entrada Estriado 1 3/8″ Z6 (DIN 9611) Hardened SAE 8620 Steel
Configuração do Eixo de Saída Tapered or Parallel with Keyway Surface Hardness 58-62 HRC
Tipo de Lubrificação EP Gear Oil (ISO VG 220) Splash with Internal Channels
Classe de Proteção IP68 (Hermetically Sealed) IEC 60529
Temperatura operacional -15°C to +95°C Tropicalized Design
Limiar de Vibração < 2.5 mm/s (RMS) ISO 10816-3
Fatigue Life (L10h) 12,500 Hours Calculated at Rated Torque
Casing Material GJS-450-10 Ductile Iron ASTM A536
Efficiency > 97.5% per Stage Dynamometer Validated
Backlash Precision 12 – 18 arcmin Standard Agricultural Grade
Maximum Input Speed 1,200 RPM Standard Tractor PTO Support
Sealing System Double Lip Viton Seals Cassette-Type for Rice Mud
Radial Load Capacity Up to 25,000 N At Output Shaft Midpoint
Axial Thrust Load 18,500 N Bidirectional Support
Housing Thermal Coating Anti-Corrosive Epoxy Powder Salt Spray 500H (ISO 9227)
Breathe Valve Type Micro-Filter Expansion Cap Prevents Internal Vacuum
Gear Profile Gleason Spiral Bevel Case Hardened & Lapped
Oil Volume Capacity 4.5 Liters With Sight Glass Indicator
Montagem da Interface 4-Bolt Square Flange Custom PCD Available
Safety Factor 2.25 on Bending Strength Peak Overload Protection
Peso (Seco) 48.5 kg ± 1.5% Tolerance
Shock Load Factor K_A = 1.75 Heavy Duty Class
Potência de Entrada Nominal Up to 110 HP at 540 RPM PTO
Manufacturing Origin Strict ever-power Quality Control Lean Manufacturing SOP
Oil Seal Material FKM / Fluorocarbon Resistance to Bio-Fuel Sludge
Configuração do Rolamento Tapered Roller (Timken Type) High Rigidity Arrangement
External Paint Finish Harvest Green / Carbon Black Anti-UV Polyurethane
Noise Emission < 78 dB(A) Measured at 1 Meter

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agricultural-gearbox-EP-Caixas de engrenagens de escavadeiras de buraco de poste-Substituição do Comer Code T-278A 11-show

2. The “Heart” of the Harvester: Anatomy and Logic

The transmission case in a rice harvester is located at the intersection of the primary engine output and the header/thresher drive systems. Its function is twofold: first, it converts high-speed engine rotation into usable torque for the heavy-duty cutting bars and augers; second, it manages the power distribution to the crawler or wheel drive system via a differential-like setup. At sempre-poder, we employ a Gleason Spiral Bevel Gear architecture. Unlike straight-cut gears, spiral bevels ensure a higher contact ratio, meaning at least 2.5 teeth are engaged at any given time. This distributes the load more evenly and significantly reduces the “clacking” noise often associated with older machinery.

The casing, made from GJS-450 ductile iron, acts as a heat sink and a structural backbone. During operation in deep Brazilian mud, the harvester’s weight shifts dynamically. Our transmission case is reinforced with internal webbing that resists torsional twisting, ensuring that the gear mesh remains perfectly aligned even when the machine is operating on a 15-degree lateral incline.

3. Strategic Comparison: Why B2B Buyers Choose ever-power

Recurso ever-power (Series RHX) Standard Tier-2 Manufacturers
Casing Material GJS-450-10 (Ductile) Standard Grey Cast Iron (Brittle)
Sealing Class IP68 Cassette Seals Basic NBR Lip Seals (IP54)
Torque Safety Factor 2.2x Nominal 1.5x Nominal
Thermal Range Tropicalized (+95°C Max) Temperate (+75°C Max)

Disclaimer: Brand comparisons are based on internal laboratory tests and general market specifications for standard products. Performance may vary based on specific machine configuration and maintenance protocols. ever-power is a registered trademark.

4. OEM Compatibility & Selecting the Right Fit

Our gearboxes are designed as high-performance, drop-in replacements for original equipment found on major global brands. This allows farmers and B2B dealers to upgrade their transmission systems without re-engineering their harvesters. We support interfaces compatible with:

  • John Deere™ W-Series & S-Series Harvesters
  • New Holland™ CR and CX Models
  • Massey Ferguson™ MF Rice Specials
  • Case IH™ Axial-Flow Rice Units
  • Claas™ Lexion (Regional Adaptations)
  • Stara™ & Montana (Local Brazil OEM standards)

(Note: All manufacturer names, symbols, and descriptions are used for reference purposes only, and it is not implied that any part listed is the product of these manufacturers.)

5. [Brazil] National Standards & Certification Landscape

In Brazil, agricultural machinery must comply with NR-12 (Norma Regulamentadora 12), which dictates stringent safety requirements for machine design and maintenance. sempre-poder gearboxes are engineered to facilitate compliance with NR-12 by incorporating secure mounting points for safety guards and ensuring no sharp edges or exposed high-speed shaft transitions. For export to neighboring Mercosur countries like Argentina or Uruguay, our products also meet the regional IRAM standards and the broader European CE Machinery Directive (2006/42/EC) for global B2B consistency.

Primary Agricultural Regions & Seasons:
Rio Grande do Sul (Uruguaiana, Pelotas): Major rice harvest peaks from February to April. High soil moisture demands maximum seal integrity.
Mato Grosso (Sorriso, Lucas do Rio Verde): Off-season rotations mean gearboxes must also handle corn (Safrinha) dust without clogging.

caixa de engrenagens agrícolas(10)

6. Client Success: Real Conversations from the Field

Case 1: Brazil (Rio Grande do Sul)
Client: “The mud here is like glue. My old gearbox would overheat and blow the seals every 200 hectares.”
ever-power Solution: We installed the RHX with the upgraded Viton cassette seals and expanded casing surface area. The client reported zero leaks and a 15% reduction in fuel consumption due to less friction-related drag.

Case 2: Argentina (Entre Ríos)
Client: “We need parts that can handle the shock when the header hits a hidden stump.”
ever-power Solution: We provided our 20CrMnTiH alloy steel gears with deep carburization. Even under sudden stall conditions, the gear teeth remained intact, preventing costly mid-season downtime.

Case 3: Thailand (Central Plains)
Client: “High heat and 18-hour shifts are our standard. Most gearboxes seize up.”
ever-power Solution: Our tropicalized design with ISO VG 220 high-viscosity oil and forced-air cooling geometry kept the unit running at 82°C for a continuous 24-day harvest cycle.

 

7. Por que nos escolher?

1. Soluções Abrangentes: Entendemos a importância de ter componentes confiáveis e compatíveis em suas máquinas. Ao oferecer tanto caixas de engrenagens agrícolas quanto eixos de tomada de força (TDP), garantimos que cada peça funcione em perfeita harmonia, melhorando a eficiência e reduzindo o tempo de inatividade.

2. Construído para DurabilidadeNossos eixos de TDF são construídos com materiais de alta qualidade para suportar as condições de trabalho mais difíceis. Se você está impulsionando equipamentos pesados ou mantendo maquinário agrícola de pequena escala, nossos eixos de TDF fornecem a resistência e a confiabilidade de que você precisa.

3. Integração Perfeita: Projetados para complementar perfeitamente nossas caixas de engrenagens agrícolas, nossos eixos de TDF garantem uma transmissão de potência suave, aprimorando o desempenho geral de seu equipamento. Essa integração perfeita permite maximizar a produtividade e reduzir falhas mecânicas.

4. Opções PersonalizáveisOferecemos uma ampla gama de opções de eixo de tomada de força (TDP), desde configurações padrão até soluções personalizadas, garantindo que suas necessidades específicas sejam atendidas. Esteja você trabalhando na agricultura, construção ou em qualquer área relacionada, temos o eixo TDP perfeito para você.

5. Custo-benefícioAo adquirir caixas de transmissão agrícolas e eixos de tomada de força de um único fornecedor, você economiza custos e otimiza seu processo de aquisição. Nossos produtos são projetados para oferecer valor duradouro, reduzindo a necessidade de substituições frequentes.

6. Serviço e Suporte ConfiáveisNossa equipe de especialistas está sempre à disposição para auxiliar na seleção de produtos, instalação e conselhos de manutenção. Estamos comprometidos em garantir que seus maquinários funcionem de forma suave e eficiente, para que você possa focar em seu trabalho sem interrupções.

fábrica-de-caixas-de-marcha-agrícolas

 

8. Produtos Relacionados - Eixo de Tomada de Força

Na EVER-POWER, não focamos apenas na produção de caixas de engrenagens agrícolas de alta qualidade, mas também na fabricação de um componente crítico que impulsiona diversas aplicações agrícolas e industriais – o eixo de tomada de força (eixo PTO). Nossos eixos PTO são projetados para atender aos rigorosos requisitos de equipamentos agrícolas modernos, proporcionando durabilidade e eficiência para uma ampla gama de operações. Compatível com as indústrias brasileiras.

Nossos tipos de produtos de Eixo de Tomada de Força incluem: Eixo de Tomada de Força para Carregadeira de EnsilagemEixo de Tomada de Força para Misturadores de RaçãoEixo de Tomada de Força para Trituradores de RamalhosTDF para enfardadeiras redondas, e Eixo de Tomada de Força para Enfardadeiras Quadradas.

produtos relacionados a caixa de câmbio agrícola - eixo cardã

Frequently Asked Questions (FAQ)

Q1: How can I find a reliable rice harvester transmission supplier in Mato Grosso?
A1: You should look for a partner like sempre-poder (Agrinulear Nucleo Agro) that offers localized support, NR-12 compliance, and keeps high-torque gearbox inventory ready for the Brazilian harvest peak.
Q2: What is the cost of a heavy-duty harvester gearbox for Brazil operations?
A2: The total cost of ownership depends on the torque rating and customization; however, choosing a high-durability sempre-poder unit reduces long-term maintenance costs by up to 30% compared to cheaper alternatives.
Q3: Which transmission case is best for high-moisture rice fields in South America?
A3: For high-moisture environments, a gearbox with IP68-rated cassette seals and a pressure-compensated breather, such as our BR-RHX series, is the absolute industry gold standard.
Q4: Can ever-power provide a quote for a custom harvester transmission system today?
A4: Absolutely. Our technical team can provide a detailed technical quote and CAD compatibility check within 24 hours to ensure your harvest schedule remains on track.
Q5: How does Latossolo soil affect the lifespan of a transmission output shaft?
A5: Saturated Latossolo increases rotational drag significantly. This requires a gearbox with a high radial load capacity and forged output shafts to prevent fatigue cracking at the keyway.
Q6: Where can I buy replacement gearboxes for my John Deere harvester in Brazil?
A6: sempre-poder offers direct-fit, high-performance replacements that often exceed OEM specs, available through our network of agricultural equipment distributors across Brazil.
Q7: Is there a one-stop shop for PTO shafts and harvester gearboxes in Brazil?
A7: Yes, sempre-poder provides a full-system solution including PTO shafts, gearboxes, and all related transmission components to ensure perfect synchronization of your machinery.
Q8: When should I change the lubricant in my rice harvester gearbox?
A8: We recommend an initial oil change after 50 hours of break-in, followed by every 500 hours or at the end of each harvest season to prevent moisture buildup.
Q9: What safety certifications are required for agricultural gearboxes in the Brazilian market?
A9: The primary requirement is alignment with NR-12 safety standards, which focus on preventing operator injury and ensuring mechanical integrity under failure.
Q10: Why is spiral bevel gear design superior for rice harvesting transmission cases?
A10: Spiral bevel gears provide smoother power transition, higher torque density, and longer life cycles under the variable shock loads characteristic of Brazilian rice harvesting.

Editor: PXY