Product Description

 

Product Description

Main Materials:
1)housing:aluminium alloy ADC12(size 571-090); die cast iron HT200(size 110-150);
2)Worm:20Cr, ZI Involute profile; carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer’s thickness between 0.3-0.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1

Detailed Photos

Combination Options:
Input:with input shaft, With square flange,With IEC standard input flange
Output:with torque arm, output flange, single output shaft, double output shaft, plastic cover
Worm reducers are available with diffferent combinations: NMRV+NMRV, NMRV+NRV, NMRV+PC, NMRV+UDL, NMRV+MOTORS

Exploded View:

Product Parameters

 
Old Model     
  New Model    Ratio    Center Distance PowerInput Dia. Output Dia.   Output TorqueWeight
RV571   7.5~100  25mm  0.06KW~0.12KW Φ9Φ1121N.m 0.7kgs
RV030RW0307.5~10030mm  0.06KW~0.25KWΦ9(Φ11)Φ1445N.m 1.2kgs
RV040RW0407.5~10040mm  0.09KW~0.55KWΦ9(Φ11,Φ14)Φ18(Φ19)84N.m 2.3kgs
RV050RW0507.5~10050mm  0.12KW~1.5KWΦ11(Φ14,Φ19)Φ25(Φ24)160N.m 3.5kgs
RV063RW0637.5~10063mm  0.18KW~2.2KWΦ14(Φ19,Φ24)Φ25(Φ28)230N.m 6.2kgs
RV075RW0757.5~10075mm  0.25KW~4.0KWΦ14(Φ19,Φ24,Φ28) Φ28(Φ35)410N.m 9.0kgs
RV090RW0907.5~10090mm  0.37KW~4.0KWΦ19(Φ24,Φ28)Φ35(Φ38)725N.m 13.0kgs
RV110RW1107.5~100110mm  0.55KW~7.5KWΦ19(Φ24,Φ28,Φ38)  Φ421050N.m 35.0kgs
RV130RW1307.5~100130mm  0.75KW~7.5KWΦ24(Φ28,Φ38)Φ451550N.m 48.0kgs
RV150RW1507.5~100150mm    2.2KW~15KWΦ28(Φ38,Φ42)Φ50 84.0kgs

GMRV Outline Dimension:

GMRVABCC1D(H8)E(h8)FGG1HH1IMNOPQRSTBLβbtV  
03080975444145532566365295540573075446.5215.5M6*10(n=4)516.327
040100121.5706018(19)604371787536.5705071.54087556.5266.5M6*10(n=4)45°620.8(21.8)35
050120144807025(24)704985928543.580608450100648.5307M8*12(n=4)45°828.3(27.3)40
0631441741008525(28)80671031129553957210263110808.5368M8*12(n=8)45°828.3(31.3)50
0751722051209028(35)957211212011557112.5861197514093114010M8*14(n=8)45°8(10)31.3(38.3)60
09020623814010035(38)1107413014013067129.510313590160102134511M10*16(n=8)45°1038.3(41.3)70
1102552951701154213014415516574160127.5167.5110200125145014M10*18(n=8)45°1245.385
1302933352001204518015517021581179146.5187.5130250140166015M12*20(n=8)45°1448.8100
15034040024014550180185200215962101702301502501801872.518M12*22(n=8)45°1453.8 120  

Company Profile

About CHINAMFG Transmission:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.
Our leading products is  full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.
Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.
With fast delivery, superior after-sales service, advanced producing facility, our products sell well  both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.

 Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia 

Logistics

After Sales Service

1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other ServiceIncluding modeling selection guide, installation guide, and problem resolution guide, etc.

FAQ

1.Q:Can you make as per customer drawing?
   A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
   A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
   A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
   A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
   A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
   A:Yes, we have CE certificate and SGS certificate report.

Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!

Application:Motor, Machinery, Marine, Agricultural Machinery, Industry
Function:Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout:Right Angle
Hardness:Hardened Tooth Surface
Installation:Horizontal Type
Step:Double-Step
Samples:
US$ 10/Piece
1 Piece(Min.Order)

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Request Sample

Customization:
Available

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Customized Request

agricultural gearbox

Impact of Gear Ratios on Machinery Performance in Agricultural Gearboxes

The gear ratio in agricultural gearboxes plays a crucial role in determining the performance of machinery. It directly affects the relationship between the input and output speeds and torques. Here’s how gear ratios influence machinery performance:

  • Speed and Torque Conversion: Gear ratios allow for the conversion of speed and torque between the input and output shafts. Higher gear ratios can reduce output speed while increasing output torque, making it suitable for tasks requiring high power.
  • Power and Efficiency: Gear ratios affect the efficiency of power transmission. While reducing the speed through higher gear ratios can increase torque, it’s essential to strike a balance to maintain efficiency. Lower efficiency can lead to energy loss and increased heat generation.
  • Task Adaptability: Different agricultural tasks require varying levels of torque and speed. Gear ratios enable machinery to be adaptable to different tasks by providing the necessary torque for heavy-duty activities like plowing or tilling and higher speeds for tasks like transport.
  • Optimal Performance: Selecting the appropriate gear ratio ensures that machinery operates within its optimal performance range. It prevents overloading the engine or the gearbox, contributing to smoother operation and reduced wear and tear.
  • Productivity and Fuel Efficiency: Proper gear ratios can enhance the overall productivity of agricultural machinery. By optimizing torque and speed, tasks can be completed efficiently, reducing the time and fuel consumption required for operations.
  • Consideration of Terrain: Different terrains and field conditions require adjustments in gear ratios. Steep slopes or heavy soil may necessitate lower gear ratios for increased torque, while flat terrain could benefit from higher ratios for faster operation.
  • Impact on Components: Gear ratios can influence the load distribution on gearbox components. Higher gear ratios might subject components to increased forces and stresses, potentially affecting their lifespan.
  • Operator Comfort: Proper gear ratios contribute to operator comfort by providing the necessary power for smooth operation without straining the machinery. This can lead to reduced operator fatigue and improved safety.
  • Customization: Some modern agricultural equipment offers adjustable or variable gear ratios, allowing operators to fine-tune machinery performance based on specific tasks and conditions.

Choosing the right gear ratio for agricultural gearboxes involves considering factors such as the intended task, soil conditions, and equipment specifications. It’s essential to strike a balance between torque and speed to achieve optimal machinery performance and maximize productivity.

agricultural gearbox

Handling Varying Torque Demands with Agricultural Gearboxes

Agricultural gearboxes are designed to handle the varying torque demands associated with different tasks in farming operations. The torque requirements can vary based on factors such as the type of task, the soil conditions, the terrain, and the machinery’s speed. Agricultural gearboxes are equipped with features that allow them to adapt to these varying torque demands:

  • Gear Ratio Selection: Agricultural gearboxes often come with multiple gear ratios, allowing operators to select the appropriate ratio for the task at hand. Lower gear ratios provide higher torque for tasks that require more force, such as plowing or tilling, while higher gear ratios offer higher speeds for tasks like mowing or transporting.
  • Torque Multiplier: Some agricultural gearboxes are designed with torque multipliers that enhance the torque output from the engine to the wheels or implement. These multipliers are engaged when higher torque is needed, helping the machinery handle heavy loads or challenging terrain.
  • Adjustable Speeds: Many agricultural gearboxes allow operators to adjust the speed of the machinery to match the torque requirements of the task. This flexibility is essential for tasks that involve both high-torque, low-speed operations and high-speed operations with lower torque needs.
  • Power Take-Off (PTO) Options: Agricultural gearboxes often feature power take-off mechanisms that enable the transfer of power from the engine to attached implements. These mechanisms can be designed to provide varying torque outputs to suit different implements, such as rotary tillers, balers, or pumps.

The ability of agricultural gearboxes to handle varying torque demands is crucial for ensuring efficient and effective farming operations. By offering adjustable gear ratios, torque multipliers, and adaptable speeds, these gearboxes empower farmers to optimize their machinery’s performance based on the specific requirements of each task.

agricultural gearbox

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.

China wholesaler Motovario Nmrv Worm Gear Box for Mixer Transmission Speed Reduction   with Best Sales China wholesaler Motovario Nmrv Worm Gear Box for Mixer Transmission Speed Reduction   with Best Sales
editor by CX 2023-10-18