Product Description
NMRV REDUCTION WORM GEARBOX
The NMRV 130 single-stage worm gear motor develops torque on the output shaft in the range from 280 to 1596 N * m. The unit is supplied with an IEC motor with a power of 0.75 – 7.5 kW. Radial load on the shaft – up to 18 000 N.
The gear housing is made of gray cast iron grade G200, has a protective powder coating.
Materials parts:
Body – iron, flanges – iron, worm – steel CHINAMFG worm wheel – bronze.
Type of lubricant: synthetic ISO VG 220.
Weight: 48 kg.
Type designation scheme
NMRV – 130 – 7.5 – 120 – 4 – B3
- NMRV – worm gear motor
- 130 – size (center distance, mm)
- 7.5 – gear ratio
- 120 – output shaft rotation speed, rpm
- 4 – electric motor power, kW
- B3 – mounting position
NMRV 130 gearbox performance
| i | n 1 = 2800 rpm | n 1 = 1400 rpm | n 1 = 900, rpm | |||||||||
| n 2 , rpm |
T 2M , N * m |
P kw |
RD % |
n 2 , rpm |
T 2M , N * m |
P kw |
RD % |
n 2 , rpm |
T 2M , N * m |
P kw |
RD % |
|
| 7.5 | 373 | 571 | 24.00 | 92 | 187 | 780 | 16.80 | 91 | 120 | 935 | 13.20 | 89 |
| 10 | 280 | 606 | 19.30 | 92 | 140 | 817 | 13.30 | 90 | 90 | 980 | 10.50 | 88 |
| 15 | 187 | 668 | 14.50 | 90 | 93 | 876 | 9.80 | 87 | 60 | 1015 | 7.50 | 85 |
| 20 | 140 | 735 | 12.10 | 89 | 70 | 950 | 8.10 | 86 | 45 | 1092 | 6.20 | 83 |
| 25 | 112 | 645 | 8.40 | 90 | 56 | 795 | 5.50 | 85 | 36 | 914 | 4.20 | 82 |
| 30 | 93 | 655 | 7.50 | 85 | 47 | 683 | 4.20 | 80 | 30 | 735 | 3.00 | 77 |
| 40 | 70 | 781 | 6.90 | 83 | 35 | 959 | 4.50 | 78 | 23 | 1090 | 3.50 | 75 |
| 50 | 56 | 787 | 5.70 | 81 | 28 | 985 | 3.80 | 76 | 18 | 1084 | 2.80 | 73 |
| 60 | 47 | 748 | 4.60 | 80 | 23 | 965 | 3.10 | 75 | 15 | 1040 | 2.30 | 71 |
| 80 | 35 | 648 | 3.30 | 72 | 18 | 782 | 2.20 | 67 | 11 | 959 | 1.70 | 65 |
| 100 | 28 | 605 | 2.50 | 71 | 14 | 765 | 1.70 | 66 | 9 | 855 | 1.30 | 62 |
- n1 – rotational speed el. engine;
- n2 – revolutions on the output shaft;
- T 2M – torque on the output shaft;
- P is the maximum allowable engine power;
- RD – efficiency
GEARBOX FEATURE
| 1.Good quality,long life time,low noise. |
| 2.Compact,convenient. |
| 3.High efficiency,big torque. |
Overall and mounting dimensions NMRV 130
NMRV130 gear motor has a wide range of gear ratios.
Gear ratios: 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 .
Output flange to NMRV 130 gearbox
Geared NMRV130 can be supplied with unilateral or bilateral output shaft.
The gearbox comes standard with a hollow output shaft
A torque arm is an additional option to the gearbox.
| Model | NMRV SERIES |
| Single Stage | RV25-RV150 |
| Ratio | 7.5-100 |
| Input Power | 0.06KW-15KW |
| Output Speed | 14-280rpm |
| Output Torque | 5-1800Nm |
| Core parts | worm wheel,worm shaft |
| Core parts material | worm shaft:20 Cr Mn Ti,worm wheel:Nodular cast iron interal,9-4 copper external |
| Lubrication | RV30-90:synthetic oil, RV110-150:GN460-W mineral oil |
| Bearings | C&U |
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor, Motorcycle, Machinery, Agricultural Machinery, Industry |
|---|---|
| Hardness: | Hardened |
| Installation: | Any Angle |
| Gear Shape: | Worm Gear |
| Step: | Single-Step |
| Type: | Worm and Wormwheel |
| Samples: |
US$ 20/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-12-25
China manufacturer Spiral Bevel Helical Speed Gear Reducer Reduction Agriculture Nmrv Worm Winch Track Slewing Drive Agricultural Cycloidal Servo High Precision Planetary Gearbox best automatic gearbox
Product Description
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Process: |
CNC Machining, turning,milling, lathe machining, boring, grinding, drilling,broaching, stamping,etc… |
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Surface treatment: |
Clear/color anodized; Hard anodized; Powder-coating;Sand-blasting; Painting; |
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Nickel plating; Chrome plating; Zinc plating; Silver/gold plating; |
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Black oxide coating, Polishing etc… |
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Gerenal Tolerance:(+/-mm) |
Gear grade :7Gread (ISO) |
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Run Out:0.005mm |
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Roundness:0.001mm |
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ID/OD Grinding: 0.002 |
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Roughness : Ra 0.05 Rz 0.2 |
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Certification: |
IATF 16949, ISO140001 |
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Experience: |
16 years of machining products |
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Packaging : |
Standard: carton with plastic bag protecting |
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For large quantity: pallet or wooden box as required |
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Lead time : |
In general:30-60days |
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Term of Payment: |
T/T, L/C |
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Minimum Order: |
Comply with customer’s demand |
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Delivery way: |
Express(DHL,Fedex, UPS,TNT,EMS), By Sea, By air, or as required |
ZheZheJiang nlead Precision Co., Ltd. which focuses on CNC machining, including milling, turning, auto-lathe turning,holing,grinding, heat treatment from raw materials of bars, tube, extruded profiles, blanks of cold forging & hot forging, aluminum die casting.
We provide one-stop service, from professional design analysis, to free quote, fast prototype, IATF16949 & ISO14001 standard manufacturing, to safe shipping and great after-sales services.During 16 years, we have win lots of trust in the global market, most of them come from North America and Europe.
Now you may have steady customers, and hope you can keep us in the archives to get more market news.
Sunlead produce all kinds of machining parts according to customer’s drawing, we can produces stainless steel Turned parts,carbon steel Turned parts, aluminum turned parts,brass & copper turned parts.
Please feel free to send inquiry to us, and our professional sales manager will get back to you ASAP!
FAQ:
Q1: How can I get the samples?
A: If you need some samples to test, you should pay for the transportation freight of samples and our samples cost.
Q2: Can we have our marking,Logo or company name to be printed on your products or package?
A: Sure. Your marking,logo,or company name can be put on your products by Laser machine
Q3: How to order?
A: Please send us your purchase order by Email, or you can ask us to send you a Performa invoice for your order. We need to know the following information for your order.
1) Product information-Quantity, Specification ( Size, Material, Technological and Packing requirements etc.)
2) Delivery time required
3) Shipping information-Company name, Street address, Phone&Fax number, Destination sea port.
4) Forwarder’s contact details if there’s any in China.
Q4: When can you get the price?
We usually quote within 48 hours after we get your inquiry. If you are very urgent to get the price, please call us or tell us in your email so that we will regard your inquiry priority. Kindly note that if your inquiry is with more details then the price we quote will be more accurate.
Q5: How can you get a sample to check our quality?
After price confirmation, you can require for samples to check our quality.
Q6: What kind of files do we accept for drawing?
A: PDF, CAD,STP,STEP
Q7: What about the lead time for mass production?
Honestly, it depends on the order quantity and the season you place the order. Generally speaking,it would need about 30-60days to finish the sample.
Q8: What is our terms of delivery?
We accept EXW, FOB, CFR, CIF, DDU, DDP, etc. You can choose the 1 which is the most convenient or cost effective for you.
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Gear Position: | Internal Gear |
| Manufacturing Method: | as Requiried |
| Toothed Portion Shape: | as Requiried |
| Material: | Stainless Steel |
| Customization: |
Available
| Customized Request |
|---|


editor by CX 2023-12-19
China wholesaler 12 Year Old Honest Manufacturer Nrv063 Worm Speed Reduction Gear Worm Gear Box Speed Reducer gearbox definition
Product Description
Product Deascription
Specification
| Brand | CSZBTR |
| Moddel No | NRV063 |
Other Models
| Old Model | New Model | Ratio | Center Distance | Power |
| RV571 | 7.5~100 | 25mm | 0.06KW~0.12KW | |
| RV030 | RW030 | 7.5~100 | 30mm | 0.06KW~0.25KW |
| RV040 | RW040 | 7.5~100 | 40mm | 0.09KW~0.55KW |
| RV050 | RW050 | 7.5~100 | 50mm | 0.12KW~1.5KW |
| RV063 | RW063 | 7.5~100 | 63mm | 0.18KW~2.2KW |
| RV075 | RW075 | 7.5~100 | 75mm | 0.25KW~4.0KW |
| RV090 | RW090 | 7.5~100 | 90mm | 0.37KW~4.0KW |
| RV110 | RW110 | 7.5~100 | 110mm | 0.55KW~7.5KW |
| RV130 | RW130 | 7.5~100 | 130mm | 0.75KW~7.5KW |
| RV150 | RW150 | 7.5~100 | 150mm | 2.2KW~15KW |
Application
Company Profile
HangZhou Terry Machinery Co.Ltd is a leading supplier of bearings, linear motion system
for CNC,ball transfer unit and transmission component. The growing industrial and favorable
policy of HangZhoubenefit the development of Terry Machinery.Our products are utilized in
industrial, motorcycle, vehicleand Automation applications. Now we are exporting to 46
countries includingUSA, GBR, Germany, Spain,Poland, Turkey ect. The goal of Terry Machinery
to provide out customers with widest range of productsatcompetitive prices, backed with the
best Service.
Packing & Deliverey
FAQ
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Coaxial |
| Gear Shape: | Conical – Cylindrical Gear |
| Step: | Single-Step |
| Samples: |
US$ 75/Piece
1 Piece(Min.Order) | |
|---|

How do gear reducers enhance the efficiency of conveyor systems and robotics?
Gear reducers play a significant role in improving the efficiency of both conveyor systems and robotics by optimizing speed, torque, and control. Here’s how they contribute:
Conveyor Systems:
In conveyor systems, gear reducers enhance efficiency in the following ways:
- Speed Control: Gear reducers allow precise control over the rotational speed of conveyor belts, ensuring that materials are transported at the desired speed for efficient production processes.
- Torque Adjustment: By adjusting gear ratios, gear reducers provide the necessary torque to handle varying loads and prevent overloading, minimizing energy wastage.
- Reverse Operation: Gear reducers enable smooth bidirectional movement of conveyor belts, facilitating tasks such as loading, unloading, and distribution without the need for additional components.
- Synchronization: Gear reducers ensure synchronized movement of multiple conveyor belts in complex systems, optimizing material flow and minimizing jams or bottlenecks.
Robotics:
In robotics, gear reducers enhance efficiency through the following means:
- Precision Movement: Gear reducers provide precise control over the movement of robot joints and arms, enabling accurate positioning and manipulation of objects.
- Reduced Inertia: Gear reducers help reduce the inertia experienced by robotic components, allowing for quicker and more responsive movements while conserving energy.
- Compact Design: Gear reducers offer a compact and lightweight solution for achieving various motion profiles in robotic systems, allowing for efficient use of space and resources.
- Torque Amplification: By amplifying torque from the motor, gear reducers enable robots to handle heavier loads and perform tasks that require greater force, enhancing their overall capabilities.
By providing precise speed control, torque adjustment, and reliable motion transmission, gear reducers optimize the performance of conveyor systems and robotics, leading to improved efficiency, reduced energy consumption, and enhanced operational capabilities.

What role do gear ratios play in optimizing the performance of gear reducers?
Gear ratios play a crucial role in optimizing the performance of gear reducers by determining the relationship between input and output speeds and torques. A gear ratio is the ratio of the number of teeth between two meshing gears, and it directly influences the mechanical advantage and efficiency of the gear reducer.
1. Speed and Torque Conversion: Gear ratios allow gear reducers to convert rotational speed and torque according to the needs of a specific application. By selecting appropriate gear ratios, gear reducers can either reduce speed while increasing torque (speed reduction) or increase speed while decreasing torque (speed increase).
2. Mechanical Advantage: Gear reducers leverage gear ratios to provide mechanical advantage. In speed reduction configurations, a higher gear ratio results in a greater mechanical advantage, allowing the output shaft to deliver higher torque at a lower speed. This is beneficial for applications requiring increased force or torque, such as heavy machinery or conveyor systems.
3. Efficiency: Optimal gear ratios contribute to higher efficiency in gear reducers. By distributing the load across multiple gear teeth, gear reducers with suitable gear ratios minimize stress and wear on individual gear teeth, leading to improved overall efficiency and prolonged lifespan.
4. Speed Matching: Gear ratios enable gear reducers to match the rotational speeds of input and output shafts. This is crucial in applications where precise speed synchronization is required, such as in conveyors, robotics, and manufacturing processes.
When selecting gear ratios for a gear reducer, it’s important to consider the specific requirements of the application, including desired speed, torque, efficiency, and mechanical advantage. Properly chosen gear ratios enhance the overall performance and reliability of gear reducers in a wide range of industrial and mechanical systems.

How do gear reducers handle variations in input and output speeds?
Gear reducers are designed to handle variations in input and output speeds through the use of different gear ratios and configurations. They achieve this by utilizing intermeshing gears of varying sizes to transmit torque and control rotational speed.
The basic principle involves connecting two or more gears with different numbers of teeth. When a larger gear (driving gear) engages with a smaller gear (driven gear), the rotational speed of the driven gear decreases while the torque increases. This reduction in speed and increase in torque enable gear reducers to efficiently adapt to variations in input and output speeds.
The gear ratio is a critical factor in determining how much the speed and torque change. It is calculated by dividing the number of teeth on the driven gear by the number of teeth on the driving gear. A higher gear ratio results in a greater reduction in speed and a proportionate increase in torque.
Planetary gear reducers, a common type, use a combination of gears including sun gears, planet gears, and ring gears to achieve different speed reductions and torque enhancements. This design provides versatility in handling variations in speed and torque requirements.
In summary, gear reducers handle variations in input and output speeds by using specific gear ratios and gear arrangements that enable them to efficiently transmit power and control motion characteristics according to the application’s needs.


editor by CX 2023-11-29
China Custom Customized High Quality Agriculture Gear Box Reducer Spiral Bevel Helical Speed Reduction Planetary Winch Track Wheel Slewing Drive Worm Gearbox cvt gearbox
Product Description
Product Introduction:
Planetary gear box, a very wide range of applications, initially with the motor, in addition to micro speed motor, also used in the shading industry office automation, smart home, production automation, medical equipment, financial machinery, game consoles and other fields. Such as automatic curtain, intelligent toilet, lifting system, money counting machine, advertising light box and so on.
Our casting standard is carried out in accordance with the international standards, specific standard is: ISO, DIN, AISI, ASTM, BS, JIS. And in terms of products, we support customer customization, we provide OEM services. Just send the drawings to us and we will produce according to the requirements on the drawings.
In addition, the product color can be selected by customers, such as Silver, black, white, bronze, champagne, green,gray, CHINAMFG yellow, nickel, or customized.
Product application:
Our products are widely used in many industries, such as automobile, truck, train, railway, fitness equipment, agricultural machinery, mining machinery, petroleum machinery, engineering machinery, shipbuilding, construction and other power equipment.
Specification:
| Model Number: | CY-89878-#0706-114A | Quality certification: | ISO 9001 -2015 |
| Sample lead-time: | 4 weeks | Estimated weight: | 8.9kg |
| Material: | Cast iron F12101 | Surface degree of finish: | 0.4-12.5Ra |
| Machining: | CNC turning, CNC boring and CNC milling | Package of per unit: | 45*25*30cm |
| Application: | Motor, Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Reduction, Speed Increase |
| Layout: | Three-Ring |
| Customization: |
Available
| Customized Request |
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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editor by CX 2023-10-30
China supplier Wpwek Series Double Speed Gearbox Worm Gear Reduction Reducer gearbox adjustment
Product Description
Product Description
Worm gearbox design to improve its application power, the worm gear uses non-ferrous metal as the primary data. The worm generally uses hard steel, so it is easy to generate large heat during the application, plus the influence of the ambient temperature. The temperature of the reducer is challenging to control as the operating temperature range is.
The operating temperature of the worm gear reducer should be controlled at -40°C~40°C. When the ambient temperature is lower than 0°C, it should be heated before the start so that the lubricating oil is fully dissolved or a low freezing point lubricating oil is used.
Product Parameters
Related products
Company Profile
We are a professional company engaged in the R&D, design, and manufacturing of gearboxes. The company has introduced a number of sophisticated production and testing equipment. We have successfully developed 800Nm-11200Nm planetary gearboxes for construction machinery, special planetary gearboxes for mixers, special planetary gearboxes for buildings, special reducers for mines, wind power reducers, hydraulic rotary, winch series, gearboxes for rolling mills, and other series of gearboxes with hundreds of thousands of specifications. The products have been widely used in building materials, metallurgy, engineering machinery, hoisting, shipping, chemical, pharmaceutical, electric power, and other supporting units and engineering projects.
Since its establishment, the company has been accelerating the pace of scientific and technological innovation and independent brand construction to build its core competitiveness with new thinking and new manufacturing awareness.
Our Equipments
Certification
Packaging and Shipment
For more reducers and mechanical accessories, please click here to view
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Three-Step |
| Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
|---|

Are there any disadvantages or limitations to using gear reducer systems?
While gear reducer systems offer numerous advantages, they also come with certain disadvantages and limitations that should be considered during the selection and implementation process:
1. Size and Weight: Gear reducers can be bulky and heavy, especially for applications requiring high gear ratios. This can impact the overall size and weight of the machinery or equipment, which may be a concern in space-constrained environments.
2. Efficiency Loss: Despite their high efficiency, gear reducers can experience energy losses due to friction between gear teeth and other components. This can lead to a reduction in overall system efficiency, particularly in cases where multiple gear stages are used.
3. Cost: The design, manufacturing, and assembly of gear reducers can involve complex processes and precision machining, which can contribute to higher initial costs compared to other power transmission solutions.
4. Maintenance: Gear reducer systems require regular maintenance, including lubrication, inspection, and potential gear replacement over time. Maintenance activities can lead to downtime and associated costs in industrial settings.
5. Noise and Vibration: Gear reducers can generate noise and vibrations, especially at high speeds or when operating under heavy loads. Additional measures may be needed to mitigate noise and vibration issues.
6. Limited Gear Ratios: While gear reducers offer a wide range of gear ratios, there may be limitations in achieving extremely high or low ratios in certain designs.
7. Temperature Sensitivity: Extreme temperatures can affect the performance of gear reducer systems, particularly if inadequate lubrication or cooling is provided.
8. Shock Loads: While gear reducers are designed to handle shock loads to some extent, severe shock loads or abrupt changes in torque can still lead to potential damage or premature wear.
Despite these limitations, gear reducer systems remain widely used and versatile components in various industries, and their disadvantages can often be mitigated through proper design, selection, and maintenance practices.

How do gear reducers handle shock loads and sudden changes in torque?
Gear reducers are designed to handle shock loads and sudden changes in torque through several mechanisms that enhance their durability and reliability in challenging operating conditions.
1. Robust Construction: Gear reducers are constructed using high-strength materials and precision manufacturing techniques. This ensures that the gears, bearings, and other components can withstand sudden impacts and high torque fluctuations without deformation or failure.
2. Shock-Absorbing Features: Some gear reducer designs incorporate shock-absorbing features, such as flexible couplings, elastomeric elements, or torsionally flexible gear designs. These features help dampen and dissipate the energy from sudden shocks or torque spikes, reducing the impact on the entire system.
3. Torque Limiters: In applications where shock loads are common, torque limiters may be integrated into the gear reducer. These devices automatically disengage or slip when a certain torque threshold is exceeded, preventing damage to the gears and other components.
4. Overload Protection: Gear reducers can be equipped with overload protection mechanisms, such as shear pins or torque sensors. These mechanisms detect excessive torque and disengage the drive temporarily, allowing the system to absorb the shock or adjust to the sudden torque change.
5. Proper Lubrication: Adequate lubrication is essential for managing shock loads and sudden torque changes. High-quality lubricants reduce friction and wear, helping the gear reducer withstand dynamic forces and maintain smooth operation.
6. Dynamic Load Distribution: Gear reducers distribute dynamic loads across multiple gear teeth, which helps prevent localized stress concentrations. This feature minimizes the risk of tooth breakage and gear damage when subjected to sudden changes in torque.
By incorporating these design features and mechanisms, gear reducers can effectively handle shock loads and sudden changes in torque, ensuring the longevity and reliability of various industrial and mechanical systems.

How do gear reducers handle variations in input and output speeds?
Gear reducers are designed to handle variations in input and output speeds through the use of different gear ratios and configurations. They achieve this by utilizing intermeshing gears of varying sizes to transmit torque and control rotational speed.
The basic principle involves connecting two or more gears with different numbers of teeth. When a larger gear (driving gear) engages with a smaller gear (driven gear), the rotational speed of the driven gear decreases while the torque increases. This reduction in speed and increase in torque enable gear reducers to efficiently adapt to variations in input and output speeds.
The gear ratio is a critical factor in determining how much the speed and torque change. It is calculated by dividing the number of teeth on the driven gear by the number of teeth on the driving gear. A higher gear ratio results in a greater reduction in speed and a proportionate increase in torque.
Planetary gear reducers, a common type, use a combination of gears including sun gears, planet gears, and ring gears to achieve different speed reductions and torque enhancements. This design provides versatility in handling variations in speed and torque requirements.
In summary, gear reducers handle variations in input and output speeds by using specific gear ratios and gear arrangements that enable them to efficiently transmit power and control motion characteristics according to the application’s needs.


editor by CX 2023-10-24
China Hot selling Right Angle Worm Reducer Gear Speed Reduction Gearbox 030-150 synchromesh gearbox
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) | 0° | 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 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, 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 |
|---|


editor by CX 2023-10-23
China OEM Cycloidal Speed Reducer with Motor Speed Reduction Gearboxes Industrial Cyclo X Series Pinwheel CZPT Double Shaft Durable Professional Bw Bwd Bld Gearbox gearbox design
Product Description
Cycloidal Speed Reducer with Motor Speed Reduction Gearboxes Industrial Cyclo X Series Pinwheel CHINAMFG Double Shaft Durable Professional BW BWD BlD Gearbox
What is Cycloidal Speed Reducer?
A cycloidal speed reducer is a type of gear reducer that uses cycloidal gears to transmit power. Cycloidal gears are a type of planetary gear that have several advantages over traditional helical and spur gears, including:
- They are more efficient, meaning that they can transmit power with less loss.
- They are more durable, meaning that they can withstand more wear and tear.
- They are quieter, meaning that they produce less noise.
- They are more compact, meaning that they can be used in smaller spaces.
Cycloidal speed reducers are used in a variety of applications, including:
- Robotics
- Automation
- Machine tools
- Elevators
- Wind turbines
- HVAC systems
- Food processing
- Material Handling
Cycloidal speed reducers are a reliable and efficient way to transmit power. They are used in a variety of applications where durability, efficiency, and quietness are important.
Cycloidal advantages over other styles of gearing;
Capable of handling larger “shock” loads (>500%) of rating compared to a worm, helical, etc.
High reduction ratios and torque density in a compact dimensional footprint
Exceptional “built-in” overhung load-carrying capability
High efficiency (>95%) per reduction stage
Minimal reflected inertia to motor for longer service life
Just ridiculously rugged as all get-out
The overall CHINAMFG design proves to be extremely durable, and it requires minimal maintenance following installation. The CHINAMFG is the most dependable reducer in the industrial marketplace, and it is a perfect fit for applications in heavy industry such as oil & gas, primary and secondary steel processing, industrial food production, metal cutting and forming machinery, wastewater treatment, and extrusion equipment, among others.
us
| Function: | Speed Changing, Speed Reduction, Speed Increase |
|---|---|
| Layout: | Coaxial |
| Hardness: | – |
| Installation: | – |
| Step: | – |
| Type: | Cycloidal Speed Reducer |
| Samples: |
US$ 999/Piece
1 Piece(Min.Order) | |
|---|

How do manufacturers ensure the precision of gear tooth profiles in gear reducers?
Manufacturers employ several techniques to ensure the precision of gear tooth profiles in gear reducers, which is crucial for optimal performance and efficiency:
1. Precision Machining: Gear teeth are typically machined using advanced CNC (Computer Numerical Control) machines that can achieve high levels of accuracy and repeatability. This ensures consistent gear tooth profiles across multiple components.
2. Quality Control Measures: Rigorous quality control processes, such as dimensional inspections and profile measurements, are performed at various stages of manufacturing to verify that gear tooth profiles meet the required specifications.
3. Tooth Profile Design: Engineers use specialized software and simulation tools to design gear tooth profiles with precise involute shapes and accurate dimensions. These designs are then translated into machine instructions for manufacturing.
4. Material Selection: High-quality materials with excellent wear resistance and dimensional stability are chosen to minimize the potential for deformation or inaccuracies during machining and operation.
5. Heat Treatment: Heat treatment processes, such as carburizing and quenching, are applied to enhance the surface hardness and durability of gear teeth, reducing the risk of wear and deformation over time.
6. Tooth Grinding and Finishing: After initial machining, gear teeth often undergo precision grinding and finishing processes to achieve the desired tooth profile accuracy and surface finish.
7. Post-Processing Inspection: Gear tooth profiles are inspected again after manufacturing processes to verify that the final components meet the specified tolerances and performance criteria.
8. Computer-Aided Manufacturing (CAM): CAM software is used to generate tool paths and machining instructions, enabling precise control over tool movements and material removal during gear manufacturing.
By combining these techniques and leveraging advanced manufacturing technologies, manufacturers can achieve the necessary precision in gear tooth profiles, resulting in reliable and efficient gear reducers for various industrial applications.

What maintenance practices are essential for prolonging the lifespan of gear reducers?
Proper maintenance is crucial for extending the lifespan and ensuring optimal performance of gear reducers. Here are essential maintenance practices:
- 1. Lubrication: Regular lubrication of gear reducers is vital to reduce friction, wear, and heat generation. Use the recommended lubricant and follow the manufacturer’s guidelines for lubrication intervals.
- 2. Inspection: Routinely inspect gear reducers for signs of wear, damage, or leaks. Check for unusual noises, vibrations, or temperature increases during operation.
- 3. Alignment: Ensure proper alignment of the input and output shafts. Misalignment can lead to increased wear, noise, and reduced efficiency. Align the components according to the manufacturer’s specifications.
- 4. Cooling and Ventilation: Maintain proper cooling and ventilation to prevent overheating. Ensure that cooling fans and vents are clean and unobstructed.
- 5. Seal Maintenance: Inspect and replace seals as needed to prevent contaminants from entering the gear reducer. Contaminants can lead to accelerated wear and reduced performance.
- 6. Bolts and Fasteners: Regularly check and tighten bolts and fasteners to prevent loosening during operation, which can cause misalignment or component damage.
- 7. Replacing Worn Components: Replace worn or damaged components, such as gears, bearings, and seals, with genuine parts from the manufacturer.
- 8. Vibration Analysis: Conduct periodic vibration analysis to identify potential issues early. Excessive vibration can indicate misalignment or component wear.
- 9. Maintenance Records: Keep detailed maintenance records, including lubrication schedules, inspection dates, and component replacements. This helps track the history of the gear reducer and aids in future maintenance planning.
- 10. Training: Provide proper training to maintenance personnel on gear reducer maintenance and troubleshooting techniques.
By adhering to these maintenance practices, you can maximize the lifespan of your gear reducers, minimize downtime, and ensure reliable operation in your industrial processes.

Function of Gear Reducers in Mechanical Systems
A gear reducer, also known as a gear reduction unit or gearbox, is a mechanical device designed to reduce the speed of an input shaft while increasing its torque output. It accomplishes this through the use of a set of interlocking gears with different sizes.
The primary function of a gear reducer in mechanical systems is to:
- Speed Reduction: The gear reducer takes the high-speed rotation of the input shaft and transmits it to the output shaft through a set of gears. The gears are configured in such a way that the output gear has a larger diameter than the input gear. As a result, the output shaft rotates at a lower speed than the input shaft, but with increased torque.
- Torque Increase: Due to the size difference between the input and output gears, the torque applied to the output shaft is greater than that of the input shaft. This torque multiplication allows the system to handle heavier loads and perform tasks requiring higher force.
Gear reducers are widely used in various industries and applications where it’s necessary to adapt the speed and torque characteristics of a power source to meet the requirements of the driven equipment. They can be found in machinery such as conveyor systems, industrial machinery, vehicles, and more.


editor by CX 2023-10-20
China best Nmrv Nrv Low Speed Rpm Worm Speed Gear Gearbox Reduction Gear Box Reducer comer gearbox
Product Description
Nmrv Nrv Low Speed Rpm Worm Speed Gear/ Gearbox / Reduction / Gear Box
Worm Gearbox Specification
Detailed Pictures
Other Related Products
Company Overview
Exhibitions:
Certificates:
About Greensky Mechanical
HISTORY: Greensky is a mechanical brand of CZPT Power Co., Ltd. With over 10 years’
mechanical manufacturing experiences, CZPT Power always strictly stands on the
principle of Best Customer Satisfaction.
QUALITY: Material Inspection, Production Control, Finished Goods Test, Pre-dellivery Inspection
MISSION: “Once and forever” is our goal to serve customers in the world. Once we do
business with customer, we will do business forever.
MARKET: 30 different countries, mainly Germany, Austria, Japan, USA and Middle-East.
DELIVERY: 100% on-time delivery Guaranteed.
SERVICES: Fast response in English, German, Japanese and Chinese languages.
OEM: Customized orders are welcome at CZPT Power.
If you are looking for motors and gearboxes, please tell us about your requirement. We will provide a suitable drive solution for you.
We hope you enjoy cooperating with us.
| Application: | Motor, Machinery, Marine, Toy, Agricultural Machinery, Industrial Worm Gearbox |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Full Ranges |
| Layout: | Coaxial |
| Gear Shape: | Conical – Cylindrical Gear |
| Step: | Three-Step |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|

What are the considerations for choosing the appropriate lubrication for gear reducers?
Choosing the appropriate lubrication for gear reducers is crucial for ensuring optimal performance, longevity, and efficiency. Several considerations should be taken into account when selecting the right lubrication:
1. Load and Torque: The magnitude of the load and torque transmitted by the gear reducer affects the lubrication’s viscosity and film strength requirements. Heavier loads may necessitate higher viscosity lubricants.
2. Operating Speed: The speed at which the gear reducer operates impacts the lubrication’s ability to maintain a consistent and protective film between gear surfaces.
3. Temperature Range: Consider the temperature range of the operating environment. Lubricants with suitable viscosity indexes are crucial to maintaining performance under varying temperature conditions.
4. Contaminant Exposure: If the gear reducer is exposed to dust, dirt, water, or other contaminants, the lubrication should have proper sealing properties and resistance to contamination.
5. Lubrication Interval: Determine the desired maintenance interval. Some lubricants require more frequent replacement, while others offer extended operational periods.
6. Compatibility with Materials: Ensure that the chosen lubricant is compatible with the materials used in the gear reducer, including gears, bearings, and seals.
7. Noise and Vibration: Some lubricants have properties that can help reduce noise and dampen vibrations, improving the overall user experience.
8. Environmental Impact: Consider environmental regulations and sustainability goals when selecting lubricants.
9. Manufacturer Recommendations: Follow the manufacturer’s recommendations and guidelines for lubrication type, viscosity grade, and maintenance intervals.
10. Monitoring and Analysis: Implement a lubrication monitoring and analysis program to assess lubricant condition and performance over time.
By carefully evaluating these considerations and consulting with lubrication experts, industries can choose the most suitable lubrication for their gear reducers, ensuring reliable and efficient operation.

How do gear reducers ensure efficient power transmission and motion control?
Gear reducers play a vital role in ensuring efficient power transmission and precise motion control in various industrial applications. They achieve this through the following mechanisms:
- 1. Speed Reduction/Increase: Gear reducers allow you to adjust the speed between the input and output shafts. Speed reduction is essential when the output speed needs to be lower than the input speed, while speed increase is used when the opposite is required.
- 2. Torque Amplification: By altering the gear ratio, gear reducers can amplify torque from the input to the output shaft. This enables machinery to handle higher loads and provide the necessary force for various tasks.
- 3. Gear Train Efficiency: Well-designed gear trains within reducers minimize power losses during transmission. Helical and spur gears, for example, offer high efficiency by distributing load and reducing friction.
- 4. Precision Motion Control: Gear reducers provide precise control over rotational motion. This is crucial in applications where accurate positioning, synchronization, or timing is required, such as in robotics, CNC machines, and conveyor systems.
- 5. Backlash Reduction: Some gear reducers are designed to minimize backlash, which is the play between gear teeth. This reduction in play ensures smoother operation, improved accuracy, and better control.
- 6. Load Distribution: Gear reducers distribute the load evenly among multiple gear teeth, reducing wear and extending the lifespan of the components.
- 7. Shock Absorption: In applications where sudden starts, stops, or changes in direction occur, gear reducers help absorb and dampen shocks, protecting the machinery and ensuring reliable operation.
- 8. Compact Design: Gear reducers provide a compact solution for achieving specific speed and torque requirements, allowing for space-saving integration into machinery.
By combining these principles, gear reducers facilitate the efficient and controlled transfer of power, enabling machinery to perform tasks accurately, reliably, and with the required force, making them essential components in a wide range of industries.

What are the benefits of using a gear reducer in industrial applications?
Gear reducers offer several benefits that make them indispensable in various industrial applications:
1. Speed Reduction: Gear reducers allow the reduction of high-speed input from motors or engines to lower, more usable output speeds for specific applications, ensuring proper equipment operation and safety.
2. Torque Increase: By leveraging the mechanical advantage of gear ratios, gear reducers can significantly increase torque output, enabling the handling of heavy loads and providing the necessary power for tasks such as lifting, conveying, and processing.
3. Precise Control: Gear reducers enable fine-tuning of rotational speed and torque, providing precise control over machinery and processes, which is crucial in industries like manufacturing, material handling, and robotics.
4. Shock Load Absorption: Gear reducers can absorb and dampen sudden shocks or changes in load, protecting both the machinery and connected components from abrupt forces that could otherwise lead to damage.
5. Versatility: With various gear types (e.g., spur, helical, worm) and designs, gear reducers can be tailored to different applications, including those requiring specific speed ratios, torque ranges, and environmental conditions.
6. Efficient Power Transmission: Gear reducers offer high mechanical efficiency, minimizing energy loss during power transmission, which is especially valuable in energy-conscious industries.
7. Compact Design: Gear reducers provide a compact solution for transmitting power and adjusting speeds, making them suitable for installations with space constraints.
8. Reliability and Longevity: Well-designed and properly maintained gear reducers can offer extended service life, contributing to reduced downtime and maintenance costs.
Overall, gear reducers enhance the performance, efficiency, and reliability of industrial equipment, making them essential components in a wide range of applications across various industries.


editor by CX 2023-09-11
China OEM Reducer Spiral Bevel Helical Speed Reduction Agriculture Agricultural Cycloidal Servo High Precision Planetary Winch Track Wheel Slewing Drive Nmrv Worm Gearbox with Best Sales
Product Description
Reducer Spiral Bevel Helical Speed Reduction Agriculture Agricultural Cycloidal Servo High Precision Planetary Winch Track Wheel Slewing Drive Nmrv Worm Gearbox
Our products
Worm gearbox: RV series, WP series, SWL series screw jack, VF series
Helical gearbox: R/F/K/S series, HB series, BKM series, RC series, SMR shaft mounted gearbox, TA shaft mounted gearbox
Cycloidal gearboxes: BL/XL flange vertical installed double shaft type, BW/XW baseboard horizontal installed double shaft type, BLD/XLD flange vertical installed motor direct-connection type, BWD/XWD baseboard horizontal installed motor direct-connection type
Planetary gearbox: High precision planetary gearboxes, Planetary gearbox for feed mixer, Planetary gearbox for construction mixer, Travel drives, Winch drives, Slew drives, Inline gear reducer
Agricultural gearbox: Planetary gearbox for feed mixer, Flail Mower Gearbox, Rotary Tiller Gearbox, Lawn Mower Gearbox, rotary cutter gearbox, post hole gearbox, rotary mower gearbox, irrigation gearbox, fertilizer spreader gearbox, hydraulic drive gearbox, rotary rakes gearbox, hay tedders gearbox, sewage agitators gearbox, cutter bars gearbox, snowblower gearbox…
Our Advantages
–Box processing accuracy assurance
Large horizontal box machining center
High-end fully automatic multi-axis CNC boring and milling machine
Fully CNC high-precision processing ensures the accuracy of hole location
–Fourth level precision of precision gear grinding
The tooth surface is carburized and hardened, which is durable
Fine rolling and grinding process, high efficiency, stable and low noise
–Automatic numerical control workshop
Standardized CNC production workshop
Pass the ISO9001 quality system certification
Efficient operation to ensure production duration
–Diversified configuration and matching as required
It can be equipped with common three-phase/single-phase, braking, frequency conversion, explosion-proof, servo, and other motors.
Different motor voltage/frequency, protection grade, and energy efficiency grade can be configured.
Customizable input end cover matching non-standard power input device
–Automatic painting assembly line
Fully automatic painting assembly line
Ensure both internal and external products
Exquisite appearance and brand expression
–Rich customization design capability
Design technology team with more than 20 years of experience
Can undertake customization of various non-standard reducers
Company Profile
The company specializes in producing worm gearboxes (reducers), agricultural gearboxes, planetary gearboxes, helical gearboxes, swl series screw gearboxes, R, K, F, S series helical gear reducers, B/X series cycloidal pin gear reducers, etc. The products are exported to dozens of countries and regions in Europe, America, Japan, India, Brazil, etc. The products are mainly used in plastics, rubber, metallurgy and mining, petrochemical industry, hoisting and transportation, light industrial food, and other fields.
The company has exact and sensitive equipment, challenging tooth surface processing, and manufacturing equipment: German and Swiss gear grinders, gear testers, hobbing machines, large boring and milling machines, Japanese machining centers, etc.
More than 20 projects, such as the high torque reducer developed by the company, have won the national patent invention certificate and also won the national “high-tech enterprise certificate” in 2571.
Since its establishment in 2003, the company has adhered to the concept of “sustainable operation,” the business philosophy of “people-oriented, customer first,” and the core values of “unity, friendship, dedication, innovation, and efficiency.” The company keeps up with the cutting-edge technology in the market and strives to create the most satisfactory products for customers!
Product processing flow
Box processing process
Mechanical modeling of metal mold → casting on production line → artificial aging treatment → shot peening treatment → machining center processing → CMM detection
Gear processing process
Forging → normalizing → rough turning → fine turning → gear hobbing → chamfering of tooth end → carburizing and quenching (HRC58-62) → shot blasting → grinding of the end face and inner hole → gear grinding → accuracy testing (tooth shape, tooth orientation, tooth pitch, etc., level 6) → wire cutting keyway → magnetic particle flaw detection → ultrasonic cleaning and rust prevention.
Process flow of gear shaft processing
Forging → normalizing → rough turning (including center hole drilling) → finish turning → gear hobbing → keyway milling → carburizing and quenching (HRC58-62) → shot blasting → grinding center hole → excircle grinding → gear grinding → testing (tooth shape, tooth pitch, etc., level 6) → magnetic particle inspection → ultrasonic cleaning and rust prevention.
Certifications
Packaging & Shipping
How to select reducer
To determine the model of a reducer, the following parameters need to be determined:
1. Determine the running speed of the machine, and calculate the reduction ratio of the reducer according to this speed (reduction ratio=input shaft speed/output shaft speed=motor speed/mechanical required speed);
2. Calculate the load torque, select the output of the reducer according to this torque (refer to the “Output Torque Table” provided by the reducer manufacturer), and determine the reducer model;
3. Determine the additional functions of the reducer, such as power off braking, power on braking, frequency conversion, shrink frame, housing material, etc. Some additional functions can only be provided by specific factories.
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car |
|---|---|
| Layout: | Coaxial |
| Hardness: | Soft Tooth Surface |
| Step: | Stepless |
| Transport Package: | Wooden Box |
| Specification: | Customize |
| Samples: |
US$ 9999/Piece
1 Piece(Min.Order) | |
|---|


editor by CX 2023-08-17
China Heavy Duty Helical Gear Reducer QY3D high power speed reduer crane gearbox reduction gear box planetary gearbox
Applicable Industries: Production Plant, Equipment Fix Stores, Building works , Vitality & Mining
Fat (KG): 50 KG
Customized assistance: OEM
Gearing Arrangement: Helical, Helical
Output Torque: 1.8-2430N.M
Input Pace: 960,750,1440,2800
Output Velocity: 1 to two hundred, 1.5~1200rpm (tailored)
Solution identify: QY3D higher energy speed reduer crane gearbox
Application: Machine Tool
Pole: One Two A few Phase Pace Reducer
Working temperature: -40~45℃
Key word: Reduction Gearbox
Color: Consumer Ask for
Packing: Carton
sort: QY3D higher power velocity reduer crane gearbox reduction equipment box
Specification
| item | value |
| Applicable Industries | Manufacturing Plant, Machinery Fix Outlets, Design operates , Vitality & Mining |
| Weight (KG) | 50KG |
| Customized assist | OEM |
| Gearing Arrangement | Helical |
| Output Torque | 1.8-2430N.M |
| Input Pace | 960,750,1440,2800 |
| Output Velocity | 1 to two hundred |
| Place of Origin | India |
| Haryana | |
| Product identify | QY3D large electrical power pace reduer crane gearbox |
| Application | Machine Instrument |
| Pole | Single Two A few Phase Pace Reducer |
| Gearing Arrangement | Helical |
| Output Velocity | 1.5~1200rpm (tailored) |
| Working temperature | -forty~45℃ |
| Keyword | Reduction Gearbox |
| Color | Customer Request |
| Packing | Carton |
| type | QY3D substantial electricity pace reduer crane gearbox reduction equipment box |
How to Select a Gearbox
When you drive your vehicle, the gearbox provides you with traction and speed. The lower gear provides the most traction, while the higher gear has the most speed. Selecting the right gear for your driving conditions will help you maximize both. The right gearing will vary based on road conditions, load, and speed. Short gearing will accelerate you more quickly, while tall gearing will increase top speed. However, you should understand how to use the gearbox before driving.
Function
The function of the gearbox is to transmit rotational energy to the machine’s drive train. The ratio between input and output torque is the ratio of the torque to the speed of rotation. Gearboxes have many different functions. A gearbox may have multiple functions or one function that is used to drive several other machines. If one gear is not turning, the other will be able to turn the gearbox. This is where the gearbox gets its name.
The pitch-controlled system has an equal number of failure modes as the electrical system, accounting for a large proportion of the longest machine downtime and halt time. The relationship between mechanisms and faults is not easily modeled mathematically. Failure modes of gearboxes are shown in Fig. 3. A gearbox’s true service life is six to eight years. However, a gearbox’s fault detection process must be developed as mature technology is required to reduce the downtime and avoid catastrophic incidents.
A gearbox is a vital piece of machinery. It processes energy produced by an engine to move the machine’s parts. A gearbox’s efficiency depends on how efficiently it transfers energy. The higher the ratio, the more torque is transferred to the wheels. It is a common component of bicycles, cars, and a variety of other devices. Its four major functions include:
In addition to ensuring gearbox reliability, a gearbox’s maintainability should be evaluated in the design phase. Maintainability considerations should be integrated into the gearbox design, such as the type of spare parts available. An appropriate maintenance regime will also determine how often to replace or repair specific parts. A proper maintenance procedure will also ensure that the gearbox is accessible. Whether it is easy to access or difficult to reach, accessibility is essential.
Purpose
A car’s transmission connects the engine to the wheels, allowing a higher-speed crankshaft to provide leverage. High-torque engines are necessary for the vehicle’s starting, acceleration, and meeting road resistance. The gearbox reduces the engine’s speed and provides torque variations at the wheels. The transmission also provides reversing power, making it possible to move the vehicle backwards and forwards.
Gears transmit power from one shaft to another. The size of the gears and number of teeth determine the amount of torque the unit can transmit. A higher gear ratio means more torque, but slower speed. The gearbox’s lever moves the engaging part on the shaft. The lever also slides the gears and synchronizers into place. If the lever slips to the left or right, the engine operates in second gear.
Gearboxes need to be closely monitored to reduce the likelihood of premature failure. Various tests are available to detect defective gear teeth and increase machine reliability. Figure 1.11(a) and (b) show a gearbox with 18 teeth and a 1.5:1 transmission ratio. The input shaft is connected to a sheave and drives a “V” belt. This transmission ratio allows the gearbox to reduce the speed of the motor, while increasing torque and reducing output speed.
When it comes to speed reduction, gear box is the most common method for reducing motor torque. The torque output is directly proportional to the volume of the motor. A small gearbox, for example, can produce as much torque as a large motor with the same output speed. The same holds true for the reverse. There are hybrid drives and in-line gearboxes. Regardless of the type, knowing about the functions of a gearbox will make it easier to choose the right one for your specific application.
Application
When selecting a gearbox, the service factor must be considered. Service factor is the difference between the actual capacity of the gearbox and the value required by the application. Additional requirements for the gearbox may result in premature seal wear or overheating. The service factor should be as low as possible, as it could be the difference between the lifetime of the gearbox and its failure. In some cases, a gearbox’s service factor can be as high as 1.4, which is sufficient for most industrial applications.
China dominates the renewable energy industry, with the largest installed capacity of 1000 gigawatts and more than 2000 terawatt hours of electricity generated each year. The growth in these sectors is expected to increase the demand for gearboxes. For example, in China, wind and hydropower energy production are the major components of wind and solar power plants. The increased installation capacity indicates increased use of gearboxes for these industries. A gearbox that is not suitable for its application will not be functional, which may be detrimental to the production of products in the country.
A gearbox can be mounted in one of four different positions. The first three positions are concentric, parallel, or right angle, and the fourth position is shaft mount. A shaft mount gearbox is typically used in applications where the motor can’t be mounted via a foot. These positions are discussed in more detail below. Choosing the correct gearbox is essential in your business, but remember that a well-designed gearbox will help your bottom line.
The service factor of a gearbox is dependent on the type of load. A high shock load, for example, can cause premature failure of the gear teeth or shaft bearings. In such cases, a higher service factor is required. In other cases, a gearbox that is designed for high shock loads can withstand such loads without deteriorating its performance. Moreover, it will also reduce the cost of maintaining the gearbox over time.
Material
When choosing the material for your gearbox, you must balance the strength, durability, and cost of the design. This article will discuss the different types of materials and their respective applications and power transmission calculations. A variety of alloys are available, each of which offers its own advantages, including improved hardness and wear resistance. The following are some of the common alloys used in gears. The advantage of alloys is their competitive pricing. A gear made from one of these materials is usually stronger than its counterparts.
The carbon content of SPCC prevents the material from hardening like SS. However, thin sheets made from SPCC are often used for gears with lower strength. Because of the low carbon content, SPCC’s surface doesn’t harden as quickly as SS gears do, so soft nitriding is needed to provide hardness. However, if you want a gear that won’t rust, then you should consider SS or FCD.
In addition to cars, gearboxes are also used in the aerospace industry. They are used in space travel and are used in airplane engines. In agriculture, they are used in irrigation, pest and insect control machinery, and plowing machines. They are also used in construction equipment like cranes, bulldozers, and tractors. Gearboxes are also used in the food processing industry, including conveyor systems, kilns, and packaging machinery.
The teeth of the gears in your gearbox are important when it comes to performance. A properly meshing gear will allow the gears to achieve peak performance and withstand torque. Gear teeth are like tiny levers, and effective meshing reduces stress and slippage. A stationary parametric analysis will help you determine the quality of meshing throughout the gearing cycle. This method is often the most accurate way to determine whether your gears are meshing well.
Manufacturing
The global gear market is divided into five key regions, namely, North America, Europe, Asia Pacific, and Latin America. Among these regions, Asia Pacific is expected to generate the largest GDP, owing to rapidly growing energy demand and investments in industrial infrastructure. This region is also home to some of the largest manufacturing bases, and its continuous building of new buildings and homes will support the industry’s growth. In terms of application, gearboxes are used in construction, agricultural machinery, and transportation.
The Industrial Gearbox market is anticipated to expand during the next several years, driven by the rapid growth of the construction industry and business advancements. However, there are several challenges that hamper the growth of the industry. These include the high cost of operations and maintenance of gear units. This report covers the market size of industrial gearboxes globally, as well as their manufacturing technologies. It also includes manufacturer data for the period of 2020-2024. The report also features a discussion of market drivers and restraints.
Global health crisis and decreasing seaborne commerce have moderately adverse effects on the industry. Falling seaborne commerce has created a barrier to investment. The value of international crude oil is expected to cross USD 0 by April 2020, putting an end to new assets development and exploitation. In such a scenario, the global gearbox market will face many challenges. However, the opportunities are huge. So, the market for industrial gearboxes is expected to grow by more than 6% by 2020, thanks to the increasing number of light vehicles sold in the country.
The main shaft of a gearbox, also known as the output shaft, spins at different speeds and transfers torque to an automobile. The output shaft is splined so that a coupler and gear can be connected to it. The counter shaft and primary shaft are supported by bearings, which reduce friction in the spinning element. Another important part of a gearbox is the gears, which vary in tooth count. The number of teeth determines how much torque a gear can transfer. In addition, the gears can glide in any position.


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