Product Description
Product Description
Main Features:
1) Made of high quality aluminum alloy, light weight and non-rusting
2) Large output torque and high radiating efficiency
3) Smooth running and low noise, can work long time in dreadful condition
4) Good-looking appearance, durable service life and small volume
5) Suitable for omnibearing installation
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
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
Detailed Photos
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 |
Exploded View:
GRV Outline Dimension:
| GRV | A | B | B1 | C | C1 | D(H8) | D1(j6) | E(h8) | F | G | G1 | H | H1 | J | M | N | O | P | Q | R | S | T | BL | β | b | b1 | t | t1 | f1 | V |
| 030 | 80 | 97 | 20 | 54 | 44 | 14 | 9 | 55 | 32 | 56 | 63 | 65 | 29 | 51 | 40 | 57 | 30 | 75 | 44 | 6.5 | 21 | 5.5 | M6*10(n=4) | 0° | 5 | 3 | 16.3 | 10.2 | – | 27 |
| 040 | 100 | 121.5 | 23 | 70 | 60 | 18(19) | 11 | 60 | 43 | 71 | 78 | 75 | 36.5 | 60 | 50 | 71.5 | 40 | 87 | 55 | 6.5 | 26 | 6.5 | M6*10(n=4) | 45° | 6 | 4 | 20.8(21.8) | 12.5 | – | 35 |
| 050 | 120 | 144 | 30 | 80 | 70 | 25(24) | 14 | 70 | 49 | 85 | 92 | 85 | 43.5 | 74 | 60 | 84 | 50 | 100 | 64 | 8.5 | 30 | 7 | M8*12(n=4) | 45° | 8 | 5 | 28.3(27.3) | 16 | M6 | 40 |
| 063 | 144 | 174 | 40 | 100 | 85 | 25(28) | 19 | 80 | 67 | 103 | 112 | 95 | 53 | 90 | 72 | 102 | 63 | 110 | 80 | 8.5 | 36 | 8 | M8*12(n=8) | 45° | 8 | 6 | 28.3(31.3) | 21.5 | M6 | 50 |
| 075 | 172 | 205 | 50 | 120 | 90 | 28(35) | 24 | 95 | 72 | 112 | 120 | 115 | 57 | 105 | 86 | 119 | 75 | 140 | 93 | 11 | 40 | 10 | M8*14(n=8) | 45° | 8(10) | 8 | 31.3(38.3) | 27 | M8 | 60 |
| 090 | 206 | 238 | 50 | 140 | 100 | 35(38) | 24 | 110 | 74 | 130 | 140 | 130 | 67 | 125 | 103 | 135 | 90 | 160 | 102 | 13 | 45 | 11 | M10*16(n=8) | 45° | 10 | 8 | 38.3(41.3) | 27 | M8 | 70 |
| 110 | 255 | 295 | 60 | 170 | 115 | 42 | 28 | 130 | – | 144 | 155 | 165 | 74 | 142 | 127.5 | 167.5 | 110 | 200 | 125 | 14 | 50 | 14 | M10*18(n=8) | 45° | 12 | 8 | 45.3 | 31 | M10 | 85 |
| 130 | 293 | 335 | 80 | 200 | 120 | 45 | 30 | 180 | – | 155 | 170 | 215 | 81 | 162 | 146.5 | 187.5 | 130 | 250 | 140 | 16 | 60 | 15 | M12*20(n=8) | 45° | 14 | 8 | 48.8 | 33 | M10 | 100 |
| 150 | 340 | 400 | 80 | 240 | 145 | 50 | 35 | 180 | – | 185 | 200 | 215 | 96 | 195 | 170 | 230 | 150 | 250 | 180 | 18 | 72.5 | 18 | M12*22(n=8) | 45° | 14 | 10 | 53.8 | 38 | M12 | 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 the Middle East and so on.Our aim is to develop and innovate on the 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 Service: Including 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, Change Drive Direction, 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) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

Contribution of Agricultural Gearboxes to Farming Machinery Versatility
Agricultural gearboxes play a pivotal role in enhancing the overall versatility of farming machinery. Here’s how they contribute:
- Variable Speeds: Agricultural gearboxes enable machinery to operate at different speeds, allowing farmers to adapt to various tasks. For instance, tractors equipped with adjustable gearboxes can efficiently switch between plowing, seeding, and harvesting.
- Torque Management: Gearboxes control torque delivery to match the requirements of different operations. This ensures optimal power transmission and prevents overloading during tasks like tilling or lifting heavy loads.
- Multi-Functionality: Many farming machines are designed to perform multiple tasks. By incorporating versatile gearboxes, these machines can efficiently switch between functions without requiring major modifications.
- Attachment Compatibility: Farm machinery often requires attachments like mowers, plows, or sprayers. Agricultural gearboxes can be designed to accommodate various attachments, increasing the machinery’s utility and adaptability.
- Adjustable Ratios: Some gearboxes allow operators to change gear ratios on-the-fly. This adaptability is essential for tasks that demand precise control over speed and torque, such as precision planting or spraying.
- Efficient Power Distribution: Gearboxes help distribute power from the engine to different components of the machinery, such as wheels, axles, and implements. This efficient power distribution ensures effective utilization of energy.
- Task-Specific Optimization: Different farming tasks have specific requirements. Agricultural gearboxes can be tailored to optimize machinery performance for tasks ranging from soil preparation to crop maintenance.
- Enhanced Maneuverability: Gearboxes can enable machinery to change directions easily and navigate tight spaces. This is especially valuable in tasks like plowing fields or maneuvering within orchards.
- Adapting to Terrain: Versatile gearboxes allow machines to adapt to different terrains, ensuring consistent performance on various surfaces like hills, slopes, or uneven ground.
- Seasonal Flexibility: Farming involves seasonal tasks that vary in demand and complexity. Gearboxes offer the flexibility to optimize machinery for specific tasks during different seasons, enhancing overall efficiency.
Agricultural gearboxes are a cornerstone of farming machinery versatility, enabling farmers to accomplish a wide range of tasks efficiently and effectively.

Specific Safety Precautions for Agricultural Gearbox Operation
Operating agricultural machinery with gearboxes requires careful attention to safety to prevent accidents and ensure the well-being of operators and bystanders. Here are some specific safety precautions associated with agricultural gearbox operation:
- Read the Manual: Familiarize yourself with the manufacturer’s manual for the specific gearbox and machinery. It provides valuable information about proper operation, maintenance, and safety guidelines.
- Proper Training: Ensure that operators are trained in the safe operation of the machinery, including how to engage and disengage the gearbox, adjust speeds, and handle emergencies.
- Protective Gear: Operators should wear appropriate protective gear, such as helmets, gloves, safety goggles, and sturdy footwear, to reduce the risk of injury from debris, moving parts, or other hazards.
- Clear Workspace: Before operating the machinery, clear the area of obstacles, debris, and bystanders. Ensure a safe distance between the machinery and people.
- Secure Attachments: If the gearbox is used in conjunction with attachments, ensure that they are properly secured and mounted according to manufacturer guidelines to prevent detachment during operation.
- Engage Safely: Engage the gearbox and start the machinery only after ensuring that all personnel are at a safe distance and that the machinery is on stable ground.
- Avoid Loose Clothing: Operators should avoid wearing loose clothing or accessories that could get caught in moving parts.
- Emergency Stops: Familiarize yourself with the location of emergency stop buttons and switches on the machinery and be prepared to use them if needed.
- Regular Maintenance: Perform routine maintenance checks on the gearbox and machinery to ensure that all components are in proper working condition. Replace worn parts and lubricate components as recommended by the manufacturer.
- Shut Down Properly: When finishing a task, disengage the gearbox, shut off the machinery, and engage any safety locks to prevent accidental starts.
Following these safety precautions can greatly reduce the risk of accidents and injuries when operating agricultural machinery with gearboxes. Always prioritize safety to create a secure working environment for everyone involved.

Types of Agricultural Gearboxes for Specific Tasks
Various types of agricultural gearboxes are designed to cater to specific tasks and applications in farming. These gearboxes are engineered to meet the unique requirements of different agricultural machinery and operations. Some common types of agricultural gearboxes include:
- Rotary Mower Gearboxes: These gearboxes are used in rotary mowers and cutters. They transmit power from the tractor’s power take-off (PTO) to the blades, enabling efficient cutting of grass, crops, and vegetation.
- Manure Spreader Gearboxes: Manure spreaders utilize specialized gearboxes to distribute manure evenly across fields. These gearboxes ensure consistent spreading of fertilizer while accommodating variable loads.
- Harvesting Gearboxes: Gearboxes used in harvesting equipment, such as combines and harvesters, enable efficient gathering, threshing, and separating of crops from their stalks. These gearboxes handle high loads and varying operating conditions.
- Seed Drill Gearboxes: Seed drills require gearboxes to distribute seeds accurately and at consistent intervals. These gearboxes ensure precise seed placement for optimal germination and crop growth.
- Hay Rake Gearboxes: Hay rakes utilize gearboxes to gather and arrange hay into windrows for baling. These gearboxes help optimize the hay collection process.
- Irrigation System Gearboxes: Agricultural irrigation systems may use gearboxes to control the movement and positioning of irrigation equipment, ensuring efficient water distribution across fields.
- Tillage Equipment Gearboxes: Gearboxes used in tillage equipment, such as plows and cultivators, help break up soil, prepare seedbeds, and promote seedling emergence.
- Tractor Gearboxes: Tractors may incorporate various gearboxes for tasks such as shifting gears, driving the power take-off, and operating attachments.
- Grain Auger Gearboxes: Grain augers use gearboxes to facilitate the movement of harvested grain from one location to another, such as from a combine to a storage bin.
Each type of agricultural gearbox is designed with specific features, load capacities, and durability to suit the demands of its intended task. Manufacturers engineer these gearboxes to withstand the challenging conditions of agricultural operations while ensuring efficient and reliable performance.


editor by CX 2023-11-01