Product Description
HangZhou CHINAMFG Machinery Co., Ltd.has been specialising in the manufacture and export of RV series worm gearboxes and other power transmission products for years, dedicated to provide to our customers good quality products in competitive prices. The main products are RV series worm gear speed reducers, UD series mechanical speed variators, G3 series helical geared motors and the specially designed reducers for polishing machines. Our products are widely used in the mechanical apparatus for foodstuff, ceramics, package, chemical, printing, and plastics, etc.
Xihu (West Lake) Dis.d by the idea, “Quality is the very key.”. the company proceeds in strict quality control to all the products, complying with the requirements of ISO9001:2008, and certificated, which has enabled our products to have enjoyed the successful sales, popularity and good reputation among the markets of Europe, Mid-east, and Souteast Asia..
Innovation, good quality, customers’ satisfication, and excellent service are the principles of the company. All customers at home and abroad are warmly welcome to contact us and negotiate for mutual business expansion
RV series worm gearbox / speed reducer is a new generation of products developed by our company with combination of advanced technology both at home and abroad. It feature in
1) Aluminium alloy die cast casing for RV 571,030,040,050,063,075,090,light weight and non-rusting;cast iron casing for RV110,130,150.
2) large output torque.
3) stable transmission with lower noise.
4) high gear-radiation efficiency.
5) elegant shape,small volume and durable serving life
6) suitable for omnibearing installation
| Motor power | Model | speed ratio | output speed | output toruqe |
| 0.12kw 1400rpm | NMRV050 | 40 | 35rpm | 21.9N.M |
| NMRV050 | 50 | 28rpm | 25.8N.M | |
| NMRV050 | 60 | 24rpm | 29.0N.M | |
| NMRV050 | 80 | 18rpm | 34.7N.M | |
| NMRV050 | 100 | 14rpm | 40.1N.M | |
| 0.18kw 1400rpm | NMRV050 | 40 | 35rpm | 32.0N.M |
| NMRV050 | 50 | 28rpm | 38.0N.M | |
| NMRV050 | 60 | 24rpm | 34.0N.M | |
| NMRV050 | 80 | 18rpm | 53.0N.M | |
| NMRV050 | 100 | 14rpm | 55.0N.M | |
| 0.25kw 1400rpm | NMRV050 | 5 | 280rpm | 6.0N.M |
| NMRV050 | 7.5 | 186rpm | 11.0N.M | |
| NMRV050 | 10 | 140rpm | 14.0N.M | |
| NMRV050 | 15 | 94rpm | 21.0N.M | |
| NMRV050 | 20 | 70rpm | 26.0N.M | |
| NMRV050 | 25 | 56rpm | 32.0N.M | |
| NMRV050 | 30 | 47rpm | 36.0N.M | |
| NMRV050 | 40 | 35rpm | 45.0N.M | |
| NMRV050 | 50 | 28rpm | 53.0N.M | |
| NMRV050 | 60 | 24rpm | 60.0N.M | |
| NMRV050 | 80 | 18rpm | 65.0N.M | |
| 0.37kw 1400rpm | NMRV050 | 5 | 280rpm | 9.0N.M |
| NMRV050 | 7.5 | 186rpm | 16.0N.M | |
| NMRV050 | 10 | 140rpm | 21.0N.M | |
| NMRV050 | 15 | 94rpm | 31.0N.M | |
| NMRV050 | 20 | 70rpm | 39.0N.M | |
| NMRV050 | 25 | 56rpm | 47.0N.M | |
| NMRV050 | 30 | 47rpm | 54.0N.M | |
| NMRV050 | 40 | 35rpm | 66.0N.M | |
| NMRV050 | 50 | 28rpm | 73.0N.M | |
| 0.55kw 1400rpm | NMRV050 | 5 | 280rpm | 13.0N.M |
| NMRV050 | 7.5 | 186rpm | 25.0N.M | |
| NMRV050 | 10 | 140rpm | 32.0N.M | |
| NMRV050 | 15 | 94rpm | 46.0N.M | |
| NMRV050 | 20 | 70rpm | 59.0N.M | |
| 0.75kw 1400rpm | NMRV050 | 7.5 | 186rpm | 34.0N.M |
| NMRV050 | 10 | 140rpm | 44.0N.M | |
| NMRV050 | 15 | 94rpm | 63.0N.M |
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| Application: | Motor, Industry |
|---|---|
| Hardness: | Hardened |
| Type: | Worm and Wormwheel |
| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
| Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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|---|---|
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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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Maintenance Tips for Prolonging the Life of a Worm Gearbox
Proper maintenance is essential to ensure the longevity and reliable performance of a worm gearbox. Here are some maintenance tips to consider:
- Lubrication: Regularly check and replenish the lubricant in the gearbox. Use the recommended lubricant type and quantity specified by the manufacturer.
- Lubrication Schedule: Follow a lubrication schedule based on the operating conditions and manufacturer recommendations. Regular lubrication prevents friction, reduces wear, and dissipates heat.
- Temperature Monitoring: Keep an eye on the operating temperature of the gearbox. Excessive heat can degrade the lubricant and damage components.
- Cleanliness: Keep the gearbox and surrounding area clean from debris and contaminants. Regularly inspect and clean the gearbox exterior.
- Seal Inspection: Check for any leaks or damage to seals and gaskets. Replace them promptly to prevent lubricant leaks and contamination.
- Alignment: Ensure proper alignment between the worm and worm wheel. Misalignment can lead to increased wear and reduced efficiency.
- Torque Monitoring: Monitor the torque levels during operation. Excessive torque can cause overloading and premature wear.
- Regular Inspections: Periodically inspect all components for signs of wear, damage, or unusual noise. Replace worn or damaged parts promptly.
- Proper Usage: Operate the gearbox within its specified limits, including load, speed, and temperature. Avoid overloading or sudden changes in operating conditions.
- Expert Maintenance: If major maintenance or repairs are needed, consult the manufacturer’s guidelines or seek the assistance of qualified technicians.
By following these maintenance tips and adhering to the manufacturer’s recommendations, you can extend the lifespan of your worm gearbox and ensure its optimal performance over time.
How to Calculate the Efficiency of a Worm Gearbox
Calculating the efficiency of a worm gearbox involves determining the ratio of output power to input power. Efficiency is a measure of how well the gearbox converts input power into useful output power without losses. Here’s how to calculate it:
- Step 1: Measure Input Power: Measure the input power (Pin) using a power meter or other suitable measuring equipment.
- Step 2: Measure Output Power: Measure the output power (Pout) that the gearbox is delivering to the load.
- Step 3: Calculate Efficiency: Calculate the efficiency (η) using the formula: Efficiency (η) = (Output Power / Input Power) * 100%
For example, if the input power is 1000 watts and the output power is 850 watts, the efficiency would be (850 / 1000) * 100% = 85%.
It’s important to note that efficiencies can vary based on factors such as gear design, lubrication, wear, and load conditions. The calculated efficiency provides insight into how effectively the gearbox is converting power, but it’s always a good practice to refer to manufacturer specifications for gearbox efficiency ratings.
What Industries Commonly Use Worm Reducers?
Worm reducers are versatile mechanical components that find applications in various industries due to their unique advantages and capabilities. Some of the industries that commonly use worm reducers include:
- Material Handling: Worm reducers are widely used in material handling equipment such as conveyors, bucket elevators, and cranes to control movement and manage heavy loads.
- Automotive: They are utilized in automotive manufacturing processes, assembly lines, and vehicle positioning systems.
- Food and Beverage: Worm reducers are used in food processing and packaging machinery where hygiene and cleanliness are crucial.
- Agriculture: Agricultural equipment like irrigation systems and tractors use worm reducers for controlling rotational motion.
- Mining and Construction: Heavy-duty applications in mining equipment, excavators, and construction machinery benefit from the torque multiplication provided by worm reducers.
- Energy: Wind turbines and solar tracking systems use worm reducers to convert low-speed, high-torque motion into rotational energy.
- Textile: Textile machinery employs worm reducers for controlling speed and tension in weaving and spinning operations.
- Packaging: Packaging equipment relies on worm reducers for precise movement and positioning of packaging materials.
- Medical: Medical devices and equipment often utilize worm reducers for their accuracy and controlled motion.
- Printing: Printing machines use worm reducers to regulate paper feed and ensure consistent printing quality.
Worm reducers’ ability to provide high torque output, compact design, and self-locking characteristics makes them suitable for applications requiring reliable and controlled motion across various industries.
editor by CX 2024-02-25
China manufacturer Nmrv 040 Worm Gearbox / Nmrv 063 Worm Gearbox / Motovario Like gearbox worm box
Merchandise Description
Attributes:
RV series worm gearbox / speed reducer is a new generation of merchandise produced by our firm with mixture of innovative technology both at home and abroad. It function in:
one) Aluminium alloy die cast casing for RV 571,030,040,050,063,075,090,light-weight fat and non-rustingcast iron casing for RV110,a hundred thirty,a hundred and fifty.
two) big output torque.
three) steady transmission with reduced sounds.
four) large geat-radiation performance.
five) classy form,little volume and durable serving life
six) ideal for omnibearing installation
Model & Mark :NMRV 040-20 E F1 AZ B3
|
NMRV |
NMRV means hole input with flange |
NRV means shaft input without flange |
|
090 |
Distance between the centers of worm and worm gear |
|
|
twenty five |
Speed ratio of worm gear speed reducer |
|
|
E |
“E” means double extension worm shaft, no mark means single extension worm shaft |
|
|
F1 |
“F” means output flange, “FL” means high output flange,no mark means output without flange |
|
|
AZ |
“AZ”means bidirectional output shaft, “GZ”means unilateral output shaft and no mark means hole output |
|
|
B3 |
Installation position code |
|
The velocity reducer NMRV040 Accessories outline dimension
|
K1 |
G |
KG |
KH |
R |
|
|
NMRV040 |
a hundred |
14 |
31.five |
10 |
18 |
Speed reducer Size of Single Extension & Double extension
|
D(h6) |
B |
B1 |
G1 |
L |
L1 |
f |
b1 |
t1 |
|
|
NMRV040 |
eighteen |
40 |
43 |
seventy eight |
128 |
164 |
M6 |
six |
20.five
|
Worm gearbox of Double extension worm shaft
|
G2 |
d(j6) |
B |
F |
b1 |
t1 |
|
|
NMRV040 |
53 |
eleven |
23 |
– |
four |
twelve.five
|
The Worm gearbox NMRV090 With Motor
|
IEC Motor adapters |
||||||
|
Model |
PAM(IEC) |
N |
M |
P |
ration |
Shaft:D |
|
NMRV040 |
71B5 |
one hundred ten |
130 |
160 |
20 |
14 |
|
NMRV040 |
71B14 |
70 |
eighty five |
one hundred and five |
twenty |
fourteen |
|
NMRV040 |
63B5 |
95 |
a hundred and fifteen |
one hundred forty |
20 |
eleven |
|
NMRV040 |
63B14 |
sixty |
75 |
90 |
twenty |
eleven |
|
NMRV040 |
56B5 |
80 |
a hundred |
one hundred twenty |
twenty |
–
|
Worm gearbox of Mounting positions
Worm gearbox of Position diagram for output flange
Worm gearbox of position diagram for torque arm
Worm gearbox of position diagram for one-way output shaft
Notice for ordering:
one) when ordering,please refer to the details of the products and tell us the exact type your need according to your requirements,like input speed,output torque,configuration,set up,and so on:the installation position of the products in the order should accord with your actual needs,in any other case, it will result in oil leakage, which will impact the serving life of the products negatively.if there is special requirement to the installation position,please stress it and inform us.
two) to attain the excellent state of the variators, the common working speed should be chosen in the middle position,alternatively,it ismot appropriate to choose in the positions of min,or max.speed
3) if your requirements of worm gearbox or speed variator are different from shte standard products as in the catalogue,like:some portion that should be customized or mounted with special motors,please inform us in advance
| Application: | Industry |
|---|---|
| Hardness: | Hardened |
| Type: | Worm and Wormwheel |
| Motor: | 0.37kw 220V 50Hz |
| Gearbox Input Speed: | 1400rpm |
| Speed Ratio: | 20 |
| Customization: |
Available
|
|
|---|
Advantages and disadvantages of worm gear reducer gearbox
If you are looking for a worm gear reducer gearbox, you have come to the right place. This article will cover the pros and cons of worm gear reducer gearboxes and discuss the different types available. You will learn about multi-head worm gear reducer gearboxes, hollow shaft worm gear reducer gearboxes as well as hypoid gear sets and motors.
Hollow shaft worm gear reducer gearbox
Hollow shaft worm gear reducer gearboxes are used to connect two or more rotating parts. They are available in single-axis and dual-axis versions and can be connected to various motor types. They can also have different ratios. The ratios of these gear reducer gearboxes depend on the quality of the bearings and assembly process.
Hollow shaft worm gear reducer gearboxes are made of bronze worm gears and cast iron hubs. The gears are lubricated with synthetic oil. They are lightweight and durable. They can be installed in various engine housings. Additionally, these gear reducer gearboxes are available in a variety of sizes. The range includes 31.5, 40, 50, 63, and 75mm models. Other sizes are available upon request.
In addition to worm gear reducer gearboxes, there are also helical gear reducer gearboxes. These reducer gearboxes can achieve very low output speeds. They are also suitable for all-around installations. In addition, the advantage of a multi-stage reducer gearbox is that it is more efficient than a single-stage gear reducer gearbox. They also feature low noise, low vibration, and low energy consumption.
Hollow shaft worm gear reducer gearboxes are generally less expensive and last longer. They are also a suitable replacement for solid shaft gearboxes for machines that require high torque without compromising strength. Typical gear arrangements include worm, spur, helical and bevel gears. Gear ratio is the ratio of input torque to output torque.
Multi-head worm gear reducer gearbox
The multi-head worm gear reducer gearbox is used to reduce the speed of the machine. It uses friction to hold the worm in place while transmitting power. These gears can also be called ground worms and hardened worm gears. They are useful in conveying systems and most engineering applications.
Multiple worm reducer gearboxes have a large number of gear ratios. These gear designs have a central cross-section that forms the front and rear boundaries of the worm gear. This design is a better choice than other worm gears because it is less prone to wear and can be used with a variety of motors and other electronics.
Adjustable multi-head worm gear reducer gearbox to reduce axial play. Usually, the backlash on the left and right sides of the worm is the same. However, if you need less backlash, you can buy a double lead worm gear. This design is ideal for precision applications requiring small clearances. The lead of the opposing teeth of the double worm gear is different from the right side, so the backlash can be adjusted without adjusting the center distance between the worm gears.
Worm gear reducer gearboxes are available from a variety of manufacturers. Many gear manufacturers stock these gears. Since the gear ratios are standardized, there is no need to adjust the height, diameter, or length of the shaft. Worm gears have fewer moving parts, which means they require less maintenance.
Hypoid Gear Set
Worm gears are the most common type of gear. While these gears are great for high-to-low ratios, hypoid gear sets are much more efficient in all ratios. This difference is due to higher torque density, better geometry and materials, and the way hypoid gears transmit force differently than worm gears.
Hypoid gear sets have curved helical teeth. This results in smooth gear meshing and little noise. This is because the hypoid gears start to slowly contact each other, but the contact progresses smoothly from tooth to tooth. This reduces friction and wears, thereby increasing the efficiency of the machine.
The main advantages of hypoid gears over worm gears are higher torque capacity and lower noise levels. Although their upfront cost may be higher, hypoid gears are more efficient than worm gears. They are able to handle higher initial inertia loads and can deliver more torque with a smaller motor. This saves money in the long run.
Another advantage of hypoid gears is the lower operating temperature. They also do not require oil lubrication or ventilation holes, reducing maintenance requirements. The hypoid gear set is maintenance-free, and the grease on the hypoid gear set lasts for decades.
Hypoid gear motor
A hypoid gear motor is a good choice for a worm gear reducer gearbox as it allows for a smaller motor and more efficient energy transfer. In fact, a 1 hp motor driving a hypoid reducer gearbox can provide the same output as a 1/2 hp motor driving a worm reducer gearbox. A study by Agknx compared two gear reduction methods and determined that a hypoid gear motor produces more torque and power than a worm reducer gearbox when using a fixed reduction ratio of 60:1. The study also showed that the 1/2 HP hypoid gear motor is more energy efficient and reduces electricity bills.
Worm reducer gearboxes run hotter than hypoid gears, and the added heat can shorten their lifespan. This can cause components to wear out faster, and the motor may require more frequent oil changes. In addition, hypoid gear motors are more expensive to manufacture.
Compared to worm gears, hypoid gears offer higher efficiency and lower operating noise. However, they require additional processing techniques. They are made of bronze, a softer metal capable of absorbing heavy shock loads. Worm drives require work hardening and are less durable. Operating noise is reduced by up to 30%, and hypoid gears are less prone to breakage than bevel gears.
Hypoid gear motors are prized for their efficiency and are used in applications requiring lower torque. A unique hypoid tooth profile reduces friction. In addition, hypoid gear motors are ideal for applications where space is limited. These geared motors are often used with pulleys and levers.
R series worm gear reducer gearbox
R series worm gear reducer gearboxes have a variety of characteristics that make them ideal for different applications. Its high rigidity cast iron housing and rigid side gears are designed for smooth drive and low noise. It also features high load capacity and long service life. Additionally, it can be assembled into many different configurations as required.
High efficiency, large output torque and good use efficiency. It comes in four basic models ranging from 0.12KW to 200KW. It can be matched with right angle bevel gearbox to provide large speed ratio and high torque. This combination is also suitable for low output and high torque.
AGKNX Electric Worm Gear reducer gearbox
AGKNX Electric worm gear reducer gearboxes are available with NEMA C-face mounting flanges for a variety of motors. These reducer gearboxes feature double lip oil seals, an aluminum alloy housing, and two bearings on the input and output shafts. These reducer gearboxes are rust-proof and have epoxy paint on the inside. They are available in a variety of ratios, from 7.5:1 to 100:1.
Worm reducer gearboxes are one of the most cost-effective and compact gears. These reducer gearboxes increase output torque while reducing input speed. AGKNX Electric’s worm gear reducer gearboxes are pre-installed with Mobil SHC634 Synthetic Gear Oil. These reducer gearboxes have an internal oil gallery guide to protect the shaft. They also have a one-piece cast iron housing.
AGKNX Electric Corporation is the leading independent distributor of electric motors in the United States. They have eight strategically located warehouses, enabling them to ship most orders on the same day. They offer motors of various sizes up to 20,000 hp. They also offer a variety of motor controls and variable speed drives.
editor by CX 2023-04-23