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China Custom Hollow Shaft Worm Gear Motor Nmrv Gearbox for Stable Transmission with Great quality

Product Description

 

Product Description

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

Detailed Photos

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

Exploded View:

Product Parameters

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

GMRV Outline Dimension:

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

Company Profile

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

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

Logistics

After Sales Service

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

FAQ

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

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

Application: Motor, Machinery, Marine, Agricultural Machinery, Industry
Function: Distribution Power, Change Drive Torque, 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)

|
Request Sample

Customization:
Available

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Customized Request

worm gearbox

Common Problems and Troubleshooting for Worm Gearboxes

Worm gearboxes, like any mechanical component, can experience various issues over time. Here are some common problems that may arise and possible troubleshooting steps:

  • Overheating: Overheating can occur due to factors such as inadequate lubrication, excessive loads, or high operating temperatures. Check lubrication levels, ensure proper ventilation, and reduce loads if necessary.
  • Noise and Vibration: Excessive noise and vibration may result from misalignment, worn gears, or improper meshing. Check for misalignment, inspect gear teeth for wear, and ensure proper gear meshing.
  • Leakage: Oil leakage can be caused by damaged seals or gaskets. Inspect seals and gaskets, and replace them if necessary.
  • Reduced Efficiency: Efficiency loss can occur due to friction, wear, or misalignment. Regularly monitor gearbox performance, ensure proper lubrication, and address any wear or misalignment issues.
  • Backlash: Excessive backlash can affect precision and accuracy. Adjust gear meshing and reduce backlash to improve performance.
  • Seizure or Binding: Seizure or binding can result from inadequate lubrication, debris, or misalignment. Clean the gearbox, ensure proper lubrication, and address misalignment issues.
  • Worn Gears: Worn gear teeth can lead to poor performance. Regularly inspect gears for signs of wear, and replace worn gears as needed.
  • Seal Wear: Seals can wear over time, leading to leakage and contamination. Inspect seals regularly and replace them if necessary.

If you encounter any of these problems, it’s important to address them promptly to prevent further damage and maintain the performance of your worm gearbox. Regular maintenance, proper lubrication, and addressing issues early can help extend the lifespan and reliability of the gearbox.

worm gearbox

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

  • Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
  • Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
  • Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
  • Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
  • Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
  • Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

worm gearbox

Types of Worm Gear Configurations and Their Uses

Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:

  • Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
  • Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
  • Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
  • Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
  • Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
  • Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.

Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.

China Custom Hollow Shaft Worm Gear Motor Nmrv Gearbox for Stable Transmission   with Great quality China Custom Hollow Shaft Worm Gear Motor Nmrv Gearbox for Stable Transmission   with Great quality
editor by CX 2023-09-26

China 12V 24 V DC Gear Motor Hollow Plastic Gear for Electric Height Adjustable Desk Motor Mini Brush Table Lift Motor worm gearbox backlash

2023-06-15

China supplier China wholesale aluminum NMRV worm reducer motor nmrv50 worm drive gearbox for printer worm gear box elecon

Relevant Industries: Developing Materials Stores, Producing Plant, Equipment Restore Retailers, Farms, Vitality & Mining
Gearing Arrangement: Worm
Output Torque: 2.6-2000N.m
Input Speed: 600-3000rpm/min
Output Pace: fourteen-200rpm/min
Item identify: NMRV Worm Gearbox Reducer
Guarantee: 1-2 Many years
Housing Materials: Aluminium Alloy/forged iron
Bearing: CZPT Bearing
Certificate: ISO9001
Output Sort: Shaft /Hollow Hole Output
Colour: Consumer Ask for
Motor electrical power: 90w-15kw
Transmission manner: Worm
Mounting Situation: Shaft /Flange Mounted

NMRV NRV Series WORM Gear Pace REDUCER ● The excess weight of the NMRV reducer is comparatively light. The shell is produced of aluminium alloy. It has the positive aspects of light-weight fat, exceptional energy, beautiful appearance, large heat dissipation functionality, lengthy service existence, no sound and so on. It is straightforward to hook up with the motor.● NMRV reducer is a more practical transmission products, and in the appearance design and style and its integration are more in line with the needs of the public than other kinds of reducers.●The software area and reputation of the RV reducer created of aluminium alloy are even far better than other sorts of reducer. It is a kind of reducer with high practicability, and also a mixture of innovative engineering at residence and overseas.● NMRV reducer is extremely hassle-free to join with common motor, CVT, flange electromagnetic clutch brake device, and does not need to have coupling. Suited for all-spherical installation, and the output torque is fairly massive, operate pretty effortlessly and so on.

NMRV-063-30-VS-F1(FA)-AS-80B5-.75KW-B3
NMRV Worm geared motor
NRV Worm reduction device
063 center dictance
30 Reduction ratio
VS Double enter shaft F1(FA) Output flange
AS One output shaft  AB Double output shaft
PAM Equipped for motor coupling 80B5 Motor mounting facility
.75KW Electric powered motor power B3 Mounting place

NMRV Rdeucer With Square flange NMRV Rdeucer With Round flange NMRV Rdeucer With Stepless Velocity Variator NMRV Rdeucer With AC Motor NMRV Rdeucer With DC Motor NMRV Reducer With Speed Regulating Motor  PRECISION BEVEL Equipment20CrMn Ti material – lower carbon alloy steelImported equipment grinding equipment processing, higher hardness, secure efficiency.Vacuum CZPT carburizing warmth therapy, carburizing layer uniform.Substantial High quality SHELL  ContentThe box body is created of HT200 materials,which is cleaned by expert screening and washing gear to guarantee that the inner cavity of the box human body is cleaner with out iron filings.
HIGH Good quality OUTPUT SHAFTNew regular axle, multi-precision machining, by way of demanding dynamic and static stability test, to guarantee lower sound and smooth operation of reducer
NMRV NRV Collection WORM Gear Speed REDUCER MOUNTING Proportions Single Stage Worm Equipment Reducer
Our Organization HangZhou YINXIN ELECTROMECHANICAL Equipment Provide STATIONOur organization is found in the metropolis of HangZhou, ZheJiang Province of China. We deal with the products of electrical power transmission, our strains largely include series items in velocity reducers, gearboxes , linked electricial motors and other electrical power transmission components. Dependent on the adaptable features, our goods can be utilized in a lot of fields: devices of waste water therapy, dredgers, chemical sector, cranes, metal doing work mills, conveyors, paper business, cement business, cableways and so on.With the excellent high quality and affordable price tag , our merchandise appreciate a very good track record from customers and the peers all above the world. Furthermore, the R&D expenditure are annually growing for the objective of far better assembly the new calls for of our buyers and adapting the new tendency of the market.Relying on the concepts of truthfully working and mutual gain, We sincerely seem ahead to cooperating with you.
Application spot Packing&Transportion PACKING AND TRANSPORTION●Packaging: In order to guarantee the integrity of product look, we will decide on cartons, wood pallets and picket pallets according to customer wants.
●Delivery time: Every reducer is produced and examined in accordance with rigorous and fixed processes to make sure that the quality is proper ahead of leaving the manufacturing facility and delivery on time.●Transportation manner: We will choose the most suitable mode of transportation for our buyers according to the weight and size of the goods. We can also decide on the manner of transportation in accordance to the requirements of our customers.●Receiving and after-income provider: After obtaining the items, you should check out whether or not they are in good issue. We will provide clients with excellent soon after-sales services.
FAQQ1: Are you a buying and selling company or a manufacturer ?A: We are a company in ZheJiang Province, China. Our organization owns the potential of producing, processing,planning and R&D. We welcome your check out.
Q2: How we pick types and specs?A: In accordance to the specific information of the calls for from the part of enquiry, we will recommend the products’ designs upon synthesizing the aspects of field of products use, electrical power, torque arm and ratio…
Q3: How is your cost? Can you provide any low cost?A: Our charges are always competitive. If the customer can location a big get, we certainly will allow low cost.
Q4: How prolonged should I wait around for the comments following I send out the enquiry?A4: We will reply the enquiries with no any hold off, twelve hours at most.
Q5: What is your item warranty period of time?A: We have the certifications of ISO99001,CE, SGS.
Q6: What industries are your gearboxes being utilized?A: Our gearboxes are commonly utilized to metallurgical tools, mining products, automation gear, food machinery, packaging tools, tobacco products and so on.

Is a worm gear reducer right for your application?

If you’re interested in gear reduction and wondering if a worm gear reducer is right for your application, you’ve come to the right place. This gear reducer is efficient and compact. In addition, it has small clearances and is easy to install. Let’s take a closer look.
worm_reducer

This is a reducer

Worm reducer is a type of reduction gear used in machinery. This gear reduces the output speed by changing the ratio of input to output. Gears come in a wide range of sizes and can be made from a variety of materials, including aluminum, cast iron, and stainless steel. Its efficiency depends on the ratio and size of the gears. It is usually used in low speed applications. But it can also be used as an auxiliary braking device for high-speed moving machinery.
When choosing a reduction gear, it’s important to look for models with multiple teeth. Ideally, it will have more teeth than the corresponding sprocket. This will reduce the noise produced by the gears. The maximum number of teeth of the worm gear should be greater than 40.
Worm gears produce less noise and vibration than conventional gears. Also, they are cheaper and smaller than other types of reduction gears. However, worm gears have some limitations that make them less efficient than other types. For example, they do not perform as efficiently as parallel or orthogonal axes, which are much better at transmitting power.
The main disadvantage of worm gears is the difficulty of lubrication. Worm gear reducers require more lubrication due to the helical motion of the gears. This means it is less efficient and more prone to wear than a standard gearbox. Helical motion has problems transmitting power and causes sliding friction, also known as sliding wear.
A worm reducer is a reduction gearbox used to decelerate a high-speed motor to a low-speed output. Worm gear reducers produce lower output speeds while maintaining high torque. Its gears are made of bronze or stainless steel and have a right-angle output. The gears are very small compared to other reducers, so they can be used in tight spaces and applications where space is limited.

pocket

Worm gear reducers are an excellent choice for applications requiring high torque and low speeds. These reducers are compact, durable and have a long service life. These gearboxes are also compatible with solid and hollow output shafts. This feature eliminates the need for chains or belts, reducing the number of moving parts. Plus, they’re easy to maintain, which means they’re an excellent choice for a variety of applications.
Worm gear reducers are also compact, versatile and easy to install. The worm gear itself is made from a single piece of alloy steel. It has a high helix angle and is case hardened and ground for durability. Its six AF hex sockets are designed for easy installation and a wide range of ratios. Worm gear reducers are also suitable for manual operation. They are easy to install, compact in design and compatible with a wide range of motors and drives.
Worm reducers are often used in industrial settings where a small amount of torque is required to move large objects. They are also useful when space is at a premium. They are compact and easy to install in tight spaces. Worm gears reduce the risk of tripping and are often made of durable materials, making them a popular choice.
Compared with planetary gearboxes, worm gear reducers have many advantages. They are quiet, produce less noise, and are more comfortable to use. They are also more energy efficient than their planetary counterparts. Furthermore, they can be combined with other gearboxes and trains to increase their output efficiency.
worm_reducer

It is high efficiency

When a worm reducer is used in a gear-motor, it is critical to note that it is extremely high in efficiency. This type of reducer is typically much hotter than a hypoid reducer, which reduces the service life of the gear. The increased thermal stress on the sliding gears results in premature seal wear and leakage. Furthermore, excessive heat causes lubrication to break down and can cause contamination. Helical gear reducers are significantly cooler and have a low-maintenance design. Consequently, they can reduce factory downtime and energy costs.
A servo-worm reducer is an excellent choice for applications requiring high performance, repeatability, and precision positioning. These gear reducers have been specifically designed for use with servo motor technology, which provides tight integration of the gear motor. Other advantages of a servo-worm reducer include reduced angular backlash and longer life.
Hypoid gearmotors offer increased efficiency and allow smaller motors to be used. A 1 HP worm reducer can produce the same amount of output as a 1/2 HP hypoid reducer. A Nissei Corporation study compared the two types of reducers, comparing power, torque, and efficiency. As a result, a 1/2 HP hypoid gearmotor is much cheaper to operate than a 1 HP worm reducer.
The efficiency of a worm gear reducer depends on many factors, including the mesh of the gears and losses in the bearings and oil seal lips. The speed and load of the reducer also have an impact on its efficiency. As a result, worm gear reducers should be used with the right type of lubricant.
In a worm gear reducer, a non-intersecting shaft rotates against a gear, while the output worm gear rotates in a perpendicular direction. This arrangement produces high efficiency while reducing the noise and vibration of the gear motor. This gear reducer is also quiet and has a low friction coefficient.

It has a low clearance

Worm Reducers are typically designed with a low clearance, meaning that the worm is not allowed to touch the wheels in the gear arrangement. The lubricant used depends on the size of the gearing, and it is usually ISO 680 or ISO 460. Higher viscosities require special equipment.
Worm gears are popular in machines that need to stop quickly, such as lifts and elevators. The gears and worm are made of a soft material, minimizing backlash and failure rates. They are also popular in heavy-duty machines, such as rock crushers. But while this is an important aspect of their design, there are other factors to consider when choosing a worm gear.
Worm gears have multiple teeth, which allows for greater surface area contact and a better distribution of load. This feature allows for high transmission ratios without sacrificing power. Worm gears can be paired with other gearboxes to increase the overall efficiency of the system.
Worm gears are often used in heavy machinery, including trucks barreling down a deserted highway. They can also be found in packaging machinery, conveyors, and other small machinery. Their unique shape makes them ideal for tight spaces. But they also tend to wear and tear much faster than conventional gears.
worm_reducer

It has a high torque to weight ratio

The worm gear reducer is a versatile gear train that provides a high torque-to-weight ratio. These reducers are typically used in applications that require high torque and high gear ratios, such as machine tools. They also have a very compact design, enabling very high gear ratios at low speeds.
Worm gear reducers are very quiet, mainly because the input and output shafts are perpendicular to each other. Their low noise level is an advantage compared to planetary gearboxes. Compared with planetary reducers, worm gear reducers are also relatively cheap.
The worm gear consists of two parts: the helical butt-jointed worm gear and the worm. The screw-butted worm gear is connected to the shaft by a helical thread. The worm gear is a variation of the six-simple machine. The worm is located in the worm wheel, which forces the worm to rotate. It also changes the plane of motion. Worm gears are usually made of steel or brass.
Worm gear reducers are one of the most popular types of reducers. It provides high torque and high speed ratio in a compact package. These reducers are used in many power transmission systems, including elevators, safety gates, conveyor belts, and medical testing equipment.
Worm reducers come in a variety of shapes and sizes, including parallel shaft reducers and planetary worm reducers. They have a high torque-to-weight ratio and are easy to maintain. They are also lightweight and relatively easy to install. This makes them an excellent choice for many applications.
Worms can be assembled using stepped shafts, set screws or dowel pins. However, the worm is subject to a lot of thrust and must be held firmly. This could lead to a rebound. Also, the bearings may come loose and the worm may move. To avoid backlash, make sure the worm gear shaft passes through the midpoint of the worm face width.

China supplier China wholesale aluminum NMRV worm reducer motor nmrv50 worm drive gearbox for printer     worm gear box eleconChina supplier China wholesale aluminum NMRV worm reducer motor nmrv50 worm drive gearbox for printer     worm gear box elecon
editor by czh