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  Power Input Dia.  Output Dia.    Output Torque Weight
RV571     7.5~100   25mm   0.06KW~0.12KW  Φ9 Φ11 21N.m  0.7kgs
RV030 RW030 7.5~100 30mm   0.06KW~0.25KW Φ9(Φ11) Φ14 45N.m  1.2kgs
RV040 RW040 7.5~100 40mm   0.09KW~0.55KW Φ9(Φ11,Φ14) Φ18(Φ19) 84N.m  2.3kgs
RV050 RW050 7.5~100 50mm   0.12KW~1.5KW Φ11(Φ14,Φ19) Φ25(Φ24) 160N.m  3.5kgs
RV063 RW063 7.5~100 63mm   0.18KW~2.2KW Φ14(Φ19,Φ24) Φ25(Φ28) 230N.m  6.2kgs
RV075 RW075 7.5~100 75mm   0.25KW~4.0KW Φ14(Φ19,Φ24,Φ28)  Φ28(Φ35) 410N.m  9.0kgs
RV090 RW090 7.5~100 90mm   0.37KW~4.0KW Φ19(Φ24,Φ28) Φ35(Φ38) 725N.m  13.0kgs
RV110 RW110 7.5~100 110mm   0.55KW~7.5KW Φ19(Φ24,Φ28,Φ38)   Φ42 1050N.m  35.0kgs
RV130 RW130 7.5~100 130mm   0.75KW~7.5KW Φ24(Φ28,Φ38) Φ45 1550N.m  48.0kgs
RV150 RW150 7.5~100 150mm     2.2KW~15KW Φ28(Φ38,Φ42) Φ50   84.0kgs

GMRV Outline Dimension:

GMRV A B C C1 D(H8) E(h8) F G G1 H H1 I M N O P Q R S T BL β b t V  
030 80 97 54 44 14 55 32 56 63 65 29 55 40 57 30 75 44 6.5 21 5.5 M6*10(n=4) 5 16.3 27
040 100 121.5 70 60 18(19) 60 43 71 78 75 36.5 70 50 71.5 40 87 55 6.5 26 6.5 M6*10(n=4) 45° 6 20.8(21.8) 35
050 120 144 80 70 25(24) 70 49 85 92 85 43.5 80 60 84 50 100 64 8.5 30 7 M8*12(n=4) 45° 8 28.3(27.3) 40
063 144 174 100 85 25(28) 80 67 103 112 95 53 95 72 102 63 110 80 8.5 36 8 M8*12(n=8) 45° 8 28.3(31.3) 50
075 172 205 120 90 28(35) 95 72 112 120 115 57 112.5 86 119 75 140 93 11 40 10 M8*14(n=8) 45° 8(10) 31.3(38.3) 60
090 206 238 140 100 35(38) 110 74 130 140 130 67 129.5 103 135 90 160 102 13 45 11 M10*16(n=8) 45° 10 38.3(41.3) 70
110 255 295 170 115 42 130 - 144 155 165 74 160 127.5 167.5 110 200 125 14 50 14 M10*18(n=8) 45° 12 45.3 85
130 293 335 200 120 45 180 - 155 170 215 81 179 146.5 187.5 130 250 140 16 60 15 M12*20(n=8) 45° 14 48.8 100
150 340 400 240 145 50 180 - 185 200 215 96 210 170 230 150 250 180 18 72.5 18 M12*22(n=8) 45° 14 53.8  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$ 12/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

Potential Challenges in Maintenance and Repairs of Agricultural Gearboxes

Maintenance and repairs of gearboxes in agriculture can pose several challenges:

  • Harsh Environments: Agricultural machinery operates in challenging environments with exposure to dirt, debris, moisture, and varying temperatures. These conditions can accelerate wear and corrosion, necessitating frequent maintenance.
  • Heavy Workloads: Gearboxes in farming equipment often handle heavy workloads, leading to increased stress on components. This can result in faster wear and tear, requiring more frequent inspections and part replacements.
  • Accessibility: Some gearboxes are located in hard-to-reach areas of machinery. This makes regular maintenance and repairs more challenging, as technicians may need specialized tools and equipment to access and service the gearboxes.
  • Specialized Knowledge: Proper maintenance of agricultural gearboxes requires specialized knowledge and skills. Inadequate understanding of gearbox mechanics and maintenance practices can lead to improper repairs, reducing the gearbox's lifespan and efficiency.
  • Costs: Repairing or replacing gearbox components can be costly, especially for heavy-duty agricultural machinery. Farmers need to consider both the direct costs of parts and labor, as well as potential downtime during repair processes.
  • Downtime: The downtime required for gearbox maintenance or repairs can impact farming operations, especially during critical planting or harvesting seasons. Efficient scheduling and backup equipment can help mitigate this challenge.
  • Availability of Parts: Obtaining replacement parts for older or less common gearbox models can be challenging. Farmers may need to source parts from specialized suppliers, leading to potential delays in repairs.

Addressing these challenges requires proactive maintenance planning, regular inspections, proper training of maintenance personnel, and sourcing spare parts in advance.

agricultural gearbox

Power Transmission in Farming Equipment with Agricultural Gearboxes

Agricultural gearboxes play a vital role in facilitating power transmission within various types of farming equipment. These gearboxes are integral components that enable the transfer of rotational power from a tractor's engine to different agricultural implements and machinery. Here's how agricultural gearboxes contribute to power transmission:

  • Speed Reduction: In many farming operations, the engine of a tractor or other power source operates at a higher speed than is suitable for the optimal functioning of agricultural implements. Agricultural gearboxes provide speed reduction by using a combination of gears with different numbers of teeth. This reduction in speed allows the machinery to operate at the required speed for efficient tasks like tilling, planting, or harvesting.
  • Power Multiplication: Some agricultural tasks require a significant amount of torque to operate effectively. Gearboxes can multiply the input torque from the engine to generate higher torque at the output shaft. This is crucial for tasks such as plowing, where substantial force is needed to break up the soil.
  • Directional Change: Agricultural gearboxes also allow for changes in the direction of power transmission. For instance, a tractor's power take-off (PTO) shaft may need to transmit power at a right angle to the tractor's engine. Gearboxes with bevel gears or other arrangements enable this change in direction, ensuring that power is properly directed to the implement.
  • Power Distribution: In certain cases, power needs to be distributed to multiple components or implements. Agricultural gearboxes with multiple output shafts can distribute power to different tasks simultaneously, optimizing efficiency and productivity.
  • Attachment Operation: Many agricultural implements, such as plows, seed drills, and rotary mowers, require consistent and controlled power to function effectively. Gearboxes provide the necessary power and control to these attachments, ensuring uniform operation and accurate results.

By facilitating speed reduction, power multiplication, directional changes, power distribution, and attachment operation, agricultural gearboxes contribute significantly to the overall efficiency and productivity of farming equipment. They allow farmers to adapt their machinery to various tasks, optimize power usage, and achieve better results in different agricultural operations.

China manufacturer Square Flange Nmrv Worm Gearbox with CE and SGS Certificate   gearbox adjustment	China manufacturer Square Flange Nmrv Worm Gearbox with CE and SGS Certificate   gearbox adjustment
editor by CX 2023-10-27