Tag Archives: worm drive gearbox

China Custom Transmission Geared Motor Unit Wp Nmrv Swl Screw Drive Lifts Stepper Cyclo Cycloidal Extruder Helical Plenetary Bevel Worm Speed Variator Gear Reducer Gearbox supplier

Product Description

 Features
1.Wide transmission rate, strong output torque
2.Compact mechanical structure, light weight, small volume&Good heat-dissipating
3.Smooth operation with lower noise or vibration
4.Easy mounting, free linking, high efficiency
5. PERFECT  SUBSTITUDE FOR  MOTOVARIO AND CHINAMFG PRODUCTS 

Applications
Wide range of application,including light industry of food &beverage, Cement,
package,construction material,chemicals and etc.

Technical data:

Model RV 130 150
Single unit versions NMRV – fitted for motor flanged coupling,
NRV – with input shaft,
NMRV-E motor flanged coupling with worm extension shaft,
NRV-E with double extension worm shaft,
 Power 0.06—-15KW 
 Single unit reduction ratio  1:5 7.5 80 100
 Output torque  2.6—1195N.M
 Worm shaft material  20CrMnTi with carburizing and quenching.The hardness of surface is 56-62HRC with carbonized layer 0.5-0.8mm
 Worm wheel material   worm mandrel is HT250,and worm ring gear,ZQSn10-1,hardness is 60HRC

After-sale service:
One year warranty,subject to proper operation and installation;free technical support all the time.

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor
Hardness: Hardened
Type: Worm and Wormwheel
Samples:
US$ 30/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

.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.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

nmrv gearbox

Replacing Parts vs. Replacing the Whole NMRV Gearbox

Whether to replace parts or the entire NMRV gearbox depends on the extent of the issue and the availability of replacement parts:

Replacing Parts: If a specific component is faulty or worn, you can often replace that part. This is a cost-effective solution and is feasible when the damage is isolated to a single component.

When to Replace Parts:

  • Minor wear on gears, bearings, or seals.
  • Specific components are damaged, but the rest of the gearbox is in good condition.

Replacing the Whole Gearbox: If multiple components are severely damaged, the gearbox housing is cracked, or the gearbox repeatedly experiences issues, replacing the entire unit might be a better option.

When to Replace the Whole Gearbox:

  • Severe damage to multiple components.
  • Cracks or damage to the gearbox housing.
  • Frequent breakdowns and repairs.

Professional Assessment: In some cases, it’s best to consult a professional technician to assess the situation and provide recommendations. They can guide you on whether to replace parts or the entire unit based on the specific circumstances.

Ultimately, the decision between replacing parts and replacing the whole NMRV gearbox depends on factors such as the extent of damage, cost considerations, and the expertise of professionals.

nmrv gearbox

Lubrication for an NMRV Gearbox

Lubrication is essential for the proper functioning and longevity of an NMRV gearbox. The type and amount of lubricant required may vary depending on the gearbox model and manufacturer. Here are the general lubrication practices:

  • Recommended Lubricants: Use the lubricants specified by the gearbox manufacturer. Typically, high-quality gear oils with the appropriate viscosity and additives are recommended.
  • Initial Fill: Prior to the gearbox’s first operation, ensure that it is properly filled with the recommended lubricant to the correct level. Follow the manufacturer’s guidelines for the proper quantity.
  • Lubricant Change: Regularly change the lubricant according to the manufacturer’s recommended intervals. Over time, lubricants can degrade due to heat and contamination, which can affect gearbox performance.
  • Temperature Considerations: Gearboxes operating in extreme temperatures may require lubricants with specific temperature ranges to ensure proper viscosity and protection.
  • Checking Levels: Periodically check the lubricant level in the gearbox to ensure it is within the specified range. This can prevent damage caused by insufficient lubrication.
  • Oil Analysis: Some gearbox systems benefit from regular oil analysis to monitor lubricant condition and identify potential issues before they cause significant damage.

Proper lubrication practices contribute to reduced friction, wear, and heat generation within the NMRV gearbox, leading to improved efficiency and extended lifespan.

nmrv gearbox

Working Principle of an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:

The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.

As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.

One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.

The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.

China Custom Transmission Geared Motor Unit Wp Nmrv Swl Screw Drive Lifts Stepper Cyclo Cycloidal Extruder Helical Plenetary Bevel Worm Speed Variator Gear Reducer Gearbox   supplier China Custom Transmission Geared Motor Unit Wp Nmrv Swl Screw Drive Lifts Stepper Cyclo Cycloidal Extruder Helical Plenetary Bevel Worm Speed Variator Gear Reducer Gearbox   supplier
editor by CX 2024-05-16

China Best Sales Competitive Price Speed Reducer Reduction Stainless Steel Aluminum Nmrv 50 Nmrv060 Cast Iron Wpa Right Angle Worm Drive Shaft Wheel Gear Box DC Motor Gearbox gearbox assembly

Product Description

Competitive Price Speed Reducer Reduction Stainless Steel Aluminum Nmrv 50 Nmrv060 Cast Iron Wpa Right Angle Worm Drive Shaft Wheel Gear Box DC Motor Gearbox

Product Description

The casing of the worm gear box is made of 3 materials, as follows
 

NMRV series WP series

Aluminum

Stainless steel

Cast iron

Models:RV–150

Input Options: with input shaft, With Square flange,With Input Flange

Input Power 0.06 to 11 kW

RV-Size from 030 to 105 in die-cast aluminium alloy budy and over 110 in cast iron

Ratios between 5 and 100

Max torque 1550 N.m and admissible output radial loads max 8771 N

Aluminium units are supplied complete with synthetic oil and allow for universal mounting positions, with no need to modify lubricant quantity

Worm wheel: Copper (KK Cu). 

Loading capacity in accordance with: ISO 9001:2015/GB/T 19001-2016

Size 030 and over are painted with RAL 5571 blue

Worm gear reducers are available with diffferent combinations: NMRV+NMRV, NMRVpower+NMRV, JWB+NMRV

NMRV, NRV+VS,NMRV+AS,NMRV+VS,NMRV+F

Options: torque arm, output flange, viton oil seals, low/high temperature oil, filling/drain/breather/level plug.

Models:
Single speed: WPA WPDA WPKA WPDKA WPS WPDS WPKS WPDKS WPO WPDO WPZ WPDZ WPX WPDX WPKZ WPDKZ
Double speed: WPEA WPEDA WPEKA WPEDKA WPES WPEDS WPEKS WPEDKA WPEO WPEDO WPWEDO WPWEO WPEX WPEDX WPWEKO WPWEDKO WPWE WPWED WPWEK WPWEDK
Universal speed: WPW WPWD WPWK WPWDK WPWA WPWDA WPWKA WPWDKA WPWS WPWDS WPWKS WPWDKS WPWO WPWDO WPWKO WPWDKO WPWX WPWDX WPWKT WPWDKT WPWT WPWDT WPWKV WPWDKV WPWV WPWDV
 

RV (NMRV) series
RV reducer is 1 of the common reducers in the worm gear reducer family. It is composed of worm and worm gear. It has compact structure, large transmission ratio, and self-locking function under certain conditions. It is 1 of the commonly used reducers with low vibration, low noise, and low energy consumption.
NMRV series reducers are used in food, leather, textile, glass, ceramics, medical, chemical, light industry and other mechanical equipment industries, especially for various automatic wire drive reducers.

WP series
 

Wide universality
Stable transmission, low vibration, impact and noise, large reduction ratio, wide versatility, and can be used with various mechanical equipment.

Compact structure
Large transmission ratio can be obtained by single-stage transmission, and the structure is compact. Most types of reducers have good self-locking performance, and braking devices can be saved for mechanical equipment with braking requirements.

Low noise
The meshing friction loss between the worm gear tooth and the worm gear tooth surface is large, so the transmission efficiency is lower than that of the gear, and it is easy to heat up and the temperature is higher.
-Good compatibility
It has good compatibility. Worm gear and worm gear are manufactured according to national standards, and bearings, oil seals, etc. are all standard parts.

Stainless Steel Gearbox

–Smooth stainless steel housing for easy cleaning and disinfection
–IP69 waterproof grade to ensure site cleaning procedure
–Laser engraved nameplates eliminate contaminants under traditional nameplates
–Encapsulated windings prevent any water and moisture from entering the windings
–Low operating cost due to high efficiency and low surface temperature
–H1 food grade synthetic grease
–Motors in the power range 0.18-7.5 kW, 2-6 pole, 230-690 V, 50 and 60 Hz.
 

Please click here for more types!

Company Profile

HangZhou Ever-power transmission Co., Ltd. is a modern industrial and trade enterprise integrating scientific research, design and sales. The main products of the company are R, K, F, S series helical gears — hard tooth surface reducer, aluminum alloy reducer, precision planetary reducer, intermittent separator, small gear reducer, medium gear reducer, cast iron worm gear reducer, spiral bevel gear steering gear and other transmission products.
Ever-power’s mission: to provide reassuring, stable, professional and automated transmission solutions and services for the machinery industry, and continue to create value for customers! The company’s products are all advanced A2A, 2A, 2B gear grinding machines from Switzerland and Niles gear hobbing machines from Germany; 7163 conical grinding wheel gear grinder 215 gear grinder; THA6350 horizontal machining center; WENIEL CMM production and processing. The mature technology and reliable quality assurance have made the products of BJM highly praised by the majority of users at home and abroad, and can be widely used in the fields of mechanical equipment such as petroleum, chemical industry, plastics, rubber, food, packaging, textile, printing, light industrial machinery, three-dimensional parking garage and assembly line, winning the satisfaction and praise of users

Our Services

With all our activities DNV-ISO 9001, SGS -certified, we stand for top-quality service. Entrusting your gearboxes to the care of our Services.

Help protect your gearbox from wear and grinding, SGR gearbox converts torque reliably and effi­ciently.
We customize our CHINAMFG planetary gear units, double enveloping worm gearbox, helical gear motor, modular design helical gear unit, worm gearbox, cycloidal gearbox etc to fit your application and meet your needs. 

These features enable a reliable and safe service life of over 200 000 operational hours. 

Our customers have been placing their trust in CHINAMFG gear units since 1997. More than 500 000 gear units of our gearbox are in use reliably around the world, in many cases under very harsh conditions.

 

 

Related products

 

For more reducers and mechanical accessories, please click here to view

 

 

 

/* January 22, 2571 19:08:37 */!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, Toy, Agricultural Machinery, Car
Function: Distribution Power, Speed Changing, Speed Reduction
Layout: Wrom
Hardness: Hardened Tooth Surface
Installation: Worm Reducer
Step: Worm Drive
Customization:
Available

|

Customized Request

nmrv gearbox

Cost of an NMRV Gearbox

The cost of an NMRV gearbox can vary widely depending on factors such as type, size, quality, brand, features, customization, materials, construction, and market demand. As of my last update in September 2021, prices can range from tens of dollars for standard models to several hundred dollars or more for larger or specialized configurations. It’s important to obtain quotes from various suppliers and manufacturers for an accurate cost estimate.

nmrv gearbox

Common Problems Associated with NMRV Gearboxes

NMRV (worm gear) gearboxes are reliable and durable, but like any mechanical system, they can experience certain issues over time. Here are some common problems that can be associated with NMRV gearboxes:

  • Overheating: Inadequate lubrication or excessive load can lead to overheating, causing accelerated wear and potential damage to the gearbox components.
  • Noise and Vibration: Unusual noises or excessive vibration during operation could indicate misalignment, worn gears, or damaged bearings.
  • Leakage: Oil leaks can occur due to worn seals or damaged gaskets, leading to lubricant loss and potential contamination of the surrounding environment.
  • Worn Gears: Over time, gear teeth can wear down due to friction and load. This can result in reduced efficiency, increased backlash, and compromised performance.
  • Misalignment: Improper installation or mounting can lead to misalignment between the input and output shafts, causing increased friction, wear, and reduced efficiency.
  • Backlash: Excessive backlash between the worm gear and the mating gear can lead to poor positioning accuracy and reduced efficiency in motion control applications.
  • Poor Lubrication: Using incorrect or inadequate lubricants, or neglecting proper lubrication maintenance, can lead to increased friction, wear, and potential failure of gearbox components.
  • Seal Damage: Worn or damaged seals can result in oil leaks and contamination, affecting the performance and lifespan of the gearbox.
  • Shaft Wear: Over time, the input and output shafts can experience wear due to load and friction, affecting the overall operation of the gearbox.
  • Corrosion: Exposure to harsh environments or corrosive substances can lead to corrosion of gearbox components, reducing their lifespan.

To prevent and address these common problems, it’s crucial to follow proper maintenance and servicing practices, use high-quality lubricants, address issues promptly, and consult professionals when needed. Regular inspections and proactive maintenance can help extend the operational lifespan and reliability of NMRV gearboxes.

nmrv gearbox

Working Principle of an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:

The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.

As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.

One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.

The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.

China Best Sales Competitive Price Speed Reducer Reduction Stainless Steel Aluminum Nmrv 50 Nmrv060 Cast Iron Wpa Right Angle Worm Drive Shaft Wheel Gear Box DC Motor Gearbox   gearbox assembly	China Best Sales Competitive Price Speed Reducer Reduction Stainless Steel Aluminum Nmrv 50 Nmrv060 Cast Iron Wpa Right Angle Worm Drive Shaft Wheel Gear Box DC Motor Gearbox   gearbox assembly
editor by CX 2024-05-06

China Hot selling Flexible Installation Hydraulic Nmrv Series Speed Reducer Worm Gearbox for Belt Transportation gearbox drive shaft

Product Description

 

High Rpm RV series Aluminum Alloy Worm Gear box NMRV 571-150 Reducer Variable Wheel Drive Speed Reduction Worm Gearbox

Product Parameters

Specification

Type

Worm Gearbox/Worm Gear Speed Reducer

Model

NMRV:571,030,040,050,063,075,090,110,130,150

Center distance

25-150mm

Ratio

5,7.5,10,15,20,25,30,40,50,60,80,100

Torque

1.8-1800Nm

Motor

2 pole, 4 pole, 6 pole

Mounting position

Omnidirectional

Color

Blue/Silver grey Or On request

Material

NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron

Details

Multiple inputs and outputs

Feature
1. Mad of high-quality aluminum alloy,light weight and non-rusting
2. Large output torque
3. Smooth in running and low in noise,can work long time in dreadful conditions.
4. High in radiating efficiency.
5. Good-looking in appearance,durable in service life and small in volume.
6. Suitable for omnibearing installation.

contact-info.html
 

Model

NMRV571, NMRV030, NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150 

Ratio

5,7.5,10,15,20,25,30,40,50,60,80,100

Output Torque

1.8-1760Nm

Application

Machinery Industry

Input Speed

900-2800RPM

Output Speed

10-250RPM

Material

Housing: Size 25-110 Is Aluminum Alloy, Size 110-150 Is Cast-Iron

Worm Wheel: ZCuSn10Pb1

Worm:20Cr

Pinion:Tin Bronze

Output Shaft: Steel-45#

IEC Flange

IEC Standard Flange Or On Customer Request

Detailed Photos

/* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Expansion
Gear Shape: Bevel Gear
Step: Single-Step
Type: Gear Reducer
Samples:
US$ 30/Piece
1 Piece(Min.Order)

|
Request Sample

nmrv gearbox

Replacing Parts vs. Replacing the Whole NMRV Gearbox

Whether to replace parts or the entire NMRV gearbox depends on the extent of the issue and the availability of replacement parts:

Replacing Parts: If a specific component is faulty or worn, you can often replace that part. This is a cost-effective solution and is feasible when the damage is isolated to a single component.

When to Replace Parts:

  • Minor wear on gears, bearings, or seals.
  • Specific components are damaged, but the rest of the gearbox is in good condition.

Replacing the Whole Gearbox: If multiple components are severely damaged, the gearbox housing is cracked, or the gearbox repeatedly experiences issues, replacing the entire unit might be a better option.

When to Replace the Whole Gearbox:

  • Severe damage to multiple components.
  • Cracks or damage to the gearbox housing.
  • Frequent breakdowns and repairs.

Professional Assessment: In some cases, it’s best to consult a professional technician to assess the situation and provide recommendations. They can guide you on whether to replace parts or the entire unit based on the specific circumstances.

Ultimately, the decision between replacing parts and replacing the whole NMRV gearbox depends on factors such as the extent of damage, cost considerations, and the expertise of professionals.

nmrv gearbox

Design Principles of an NMRV Gearbox

The design of an NMRV (worm gear) gearbox is based on key principles that enable its efficient and reliable operation:

  • Worm Gear Mechanism: The core of an NMRV gearbox is the worm screw and worm wheel. The worm screw, typically cylindrical in shape, meshes with the teeth of the worm wheel. This configuration provides high gear reduction ratios.
  • Helical Gearing: The worm screw is usually helical, allowing for smoother engagement with the worm wheel. Helical gearing reduces the sliding friction and noise associated with traditional straight-cut worm gears.
  • Compact Design: NMRV gearboxes are designed to be compact, often with a right-angle configuration. This allows for efficient use of space in various applications.
  • Alloy Construction: Many NMRV gearboxes are constructed from high-quality alloys, providing durability and corrosion resistance. The choice of materials ensures a gearbox capable of withstanding varying loads and environmental conditions.
  • Bearing Support: Bearings support the rotating elements within the gearbox, reducing friction and ensuring smooth operation. Bearings are strategically placed to handle radial and axial loads.
  • Sealing and Lubrication: NMRV gearboxes are equipped with effective sealing mechanisms to prevent the entry of contaminants and to retain lubricating oil. Proper lubrication is essential for reducing wear and enhancing gearbox efficiency.
  • Efficient Power Transmission: The worm gear mechanism in NMRV gearboxes provides high gear reduction ratios, allowing for efficient power transmission while minimizing energy losses.
  • Quiet Operation: The helical design of the worm screw and worm wheel contributes to quieter operation compared to traditional straight-cut worm gears.
  • Wide Range of Ratios: NMRV gearboxes are available in various gear ratios, allowing users to select the appropriate configuration for their specific application needs.

The combination of these design principles results in an NMRV gearbox that offers efficient, reliable, and quiet power transmission for a wide range of industrial applications.

nmrv gearbox

Using an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, is commonly used for various applications that require speed reduction, torque multiplication, and smooth power transmission. This type of gearbox offers several benefits:

  • Compact Design: NMRV gearboxes have a compact and space-saving design, making them suitable for applications with limited installation space.
  • High Gear Ratio: Worm gear reducers can achieve high gear ratios in a single stage, making them ideal for applications where a significant reduction in speed is needed.
  • Quiet Operation: The meshing of the worm gear and worm wheel results in low noise levels during operation.
  • Simple Operation: NMRV gearboxes have a simple design with fewer components, leading to ease of operation and maintenance.
  • Reliable and Durable: Worm gear reducers are known for their reliability and durability, making them suitable for continuous and heavy-duty applications.

Common applications of NMRV gearboxes include:

  • Conveyor systems
  • Material handling equipment
  • Industrial machinery
  • Automated systems
  • Food processing equipment
  • Packaging machinery

Due to their versatility and ability to provide precise speed reduction, NMRV gearboxes are widely used in various industries to optimize the performance of different types of machinery and equipment.

China Hot selling Flexible Installation Hydraulic Nmrv Series Speed Reducer Worm Gearbox for Belt Transportation   gearbox drive shaft	China Hot selling Flexible Installation Hydraulic Nmrv Series Speed Reducer Worm Gearbox for Belt Transportation   gearbox drive shaft
editor by CX 2024-04-23

China supplier Aluminum Housing Transmission Reduction Speed Reducer CZPT Drive Nmrv Nmrv050 030 063 040 Worm Gearbox components of gearbox

Product Description

Specification

Type

Worm Gearbox/Worm Gear Speed Reducer

Model

NMRV:571,030,040,050,063,075,090,110,130,150

Center distance

25-150mm

Ratio

5,7.5,10,15,20,25,30,40,50,60,80,100

Torque

1.8-1800Nm

Motor

2 pole, 4 pole, 6 pole

Mounting position

Omnidirectional

Color

Blue/Silver grey Or On request

Material

NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron

Product Description

 

 

Worm Gear Speed Reducer.

Worm gear speed reducers are popular for their flexibility and efficiency, because they can show the best deceleration capacity in the smallest space and are typically applied in transmissions with low speed and high torque.
The worm speed reducer can also be easily mounted with various accessories like torque arms, different types of flanges, shafts and so on.
We attach much importance to the details of the products. The housing of our worm gearbox is made of aluminum alloy or cast iron,the worm is made of carburized 20Cr, and the suppliers of raw materials are rigorously screened, thus to ensure our products are of high quality, long service life and low noise.
CHINAMFG is a professional manufacturer of speed reducers that can provide you with both single-stage worm gear reducer and two-stage worm gear reducer, as well as customized gearboxes according to your requirement.

Details

Multiple inputs and outputs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00:00

 

00:00

 

FAQ

Q1.How to choose a gearbox which meets our requirement?

A1. You can provide the technical information of output speed,motor power,motor parameter,output torque,equipment connection mode etc.Or,you can refer to our catalogue and confirm with me.

 

Q2. How is your price? Can you offer any discount?
A2: We will give the best price we can base on your needs and the quantities.

 

Q3. Do you offer any visiting?
A3: Yes! Welcome!Notify me in advance.

 

Q4. When is the best time to contact you?
A4: Any time, we will reply you as soon as possible.

 

Q5. How long will it take for the lead time?
A5: At the time we agreed

/* January 22, 2571 19:08:37 */!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, Toy, Agricultural Machinery, Car
Function: Speed Changing, Speed Reduction
Layout: Gearbox
Hardness: Gearbox
Installation: Gearbox
Step: Gearbox
Customization:
Available

|

Customized Request

nmrv gearbox

Calculating Torque Requirements for an NMRV Gearbox

Calculating torque requirements for an NMRV gearbox involves several steps: Identify Input Torque, Calculate Output Torque, Consider Efficiency, and Add Safety Margin.

  1. Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
  2. Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
  3. Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
  4. Add Safety Margin: To ensure reliable performance and account for variations in operating conditions, it’s recommended to add a safety margin to the calculated torque requirements.

Formula to calculate output torque: Output Torque = Input Torque × Gear Ratio × Gearbox Efficiency

Keep in mind that torque requirements can vary based on the specific application and factors such as load type, duty cycle, and environmental conditions. Consulting with gearbox manufacturers or engineering experts can help ensure accurate torque calculations for your NMRV gearbox application.

nmrv gearbox

Maintenance and Service of an NMRV Gearbox

Maintaining and servicing an NMRV (worm gear) gearbox is essential to ensure its proper functioning, longevity, and reliability. Here are the steps and practices involved in maintaining and servicing an NMRV gearbox:

  • Lubrication: Regularly lubricate the gearbox as per the manufacturer’s recommendations. Use the appropriate lubricant to ensure smooth operation and to reduce friction and wear between the gear components.
  • Inspection: Periodically inspect the gearbox for any signs of wear, damage, or leaks. Check for unusual noises, vibrations, or overheating during operation.
  • Cleaning: Keep the gearbox and its surrounding area clean to prevent the buildup of dirt, debris, or contaminants that could potentially affect its performance.
  • Tighten Fasteners: Check and tighten any fasteners, bolts, or screws that might have loosened due to vibrations during operation.
  • Seal Inspection: Examine the seals and gaskets for signs of wear or leakage. Replace them if necessary to prevent oil leaks or ingress of contaminants.
  • Temperature Monitoring: Monitor the operating temperature of the gearbox. Excessive heat can lead to premature wear and damage. Ensure proper ventilation and cooling if required.
  • Address Issues Promptly: If you notice any unusual behavior, noise, or performance issues with the gearbox, address them promptly. Ignoring problems can lead to more significant damage over time.
  • Replace Worn Parts: If any components, such as gears, bearings, or seals, are worn or damaged, replace them with genuine manufacturer-approved parts.
  • Professional Service: For more extensive servicing, repairs, or overhauls, consult a professional with expertise in gearbox maintenance. They can disassemble, inspect, and reassemble the gearbox accurately.

By following these maintenance and servicing practices, you can ensure that your NMRV gearbox remains in optimal condition, delivering reliable performance and an extended operational lifespan.

nmrv gearbox

Working Principle of an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:

The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.

As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.

One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.

The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.

China supplier Aluminum Housing Transmission Reduction Speed Reducer CZPT Drive Nmrv Nmrv050 030 063 040 Worm Gearbox   components of gearbox	China supplier Aluminum Housing Transmission Reduction Speed Reducer CZPT Drive Nmrv Nmrv050 030 063 040 Worm Gearbox   components of gearbox
editor by CX 2024-04-09

China Standard Nmrv 110 Aluminum Material Worm Speed Reducer Gearbox Flange Mounted gearbox drive shaft

Product Description

Nmrv 110 Aluminum Material Worm Speed Reducer Gearbox Flange mounted

Input Configurations

Double or single input shaft (NRV)

PAM / IEC motor input shaft with circle or square flange (NMRV)

Output Configurations

 

Double or single output shaft

Output flange

Technical Data:

Housing material Cast iron/Ductile iron
Housing hardness HBS190-240
Gear material 20CrMnTi alloy steel
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Input / Output shaft material 42CrMo alloy steel
Input / Output shaft hardness HRC25~30
Machining precision of gears accurate grinding, 6~5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment tempering, cementiting, quenching, etc.
Efficiency 94%~96% (depends on the transmission stage)
Noise (MAX) 60~68dB
Temp. rise (MAX) 40°C
Temp. rise (Oil)(MAX) 50°C
Vibration ≤20µm
Backlash ≤20Arcmin
Brand of bearings China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested, NSK.
Brand of oil seal NAK — ZheJiang or other brands requested

 

Main applied for

CHINAMFG and shipping
Hoist and transport
Electric power
Coal mining
Cement and construction
Paper and light industry

Specification

Model

Motor Input Flange (circle)

Transmission Ratio

Power

(kw)

Ratio

(i)

Nominal Torque

(Nm)

PAM / IEC

Internal Dia.

Dis. Between Diagonal Screw Holes

External Dia.

Width of Key Slot

5

7.5

10

15

20

25

30

40

50

60

80

100

N

M

P

E

Diamter of Input Shaft

NMRV25

56B14

50

65

80

3

9

9

0.06

7.5-60

2.6-14

NMRV30

63B5

95

115

140

4

11

0.06-0.18

7.5-80

2.6-14

63B14

60

75

90

56B5

80

100

120

3

9

56B14

50

65

80

NMRV40

71B5

110

130

160

5

14

0.09-0.37

7.5-100

11-53

71B14

70

85

105

63B5

95

115

140

4

11

63B14

60

75

90

56B5

80

100

120

3

9

NMRV50

80B5

130

165

200

6

19

0.12-0.75

7.5-100

21-89

80B14

80

100

120

71B5

110

130

160

5

14

71B14

70

85

105

63B5

95

115

140

4

11

NMRV63

90B5

130

165

200

8

24

0.25-1.5

7.5-100

56-166

90B14

95

115

140

80B5

130

165

200

6

19

80B14

80

100

120

71B5

110

130

160

5

14

71B14

70

85

105

NMRV75

100/112B5

180

215

250

8

28

0.55-4

7.5-100

90-269

100/112B14

110

130

160

90B5

130

165

200

8

24

90B14

95

115

140

80B5

130

165

200

6

19

80B14

80

100

120

71B5

110

130

160

14

NMRV90

100/112B5

180

215

250

8

28

0.55-4

7.5-100

101-458

100/112B14

110

130

160

90B5

130

165

200

8

24

90B14

95

115

140

80B5

130

165

200

6

19

80B14

80

100

120

NMRV110

132B5

230

265

300

10

38

1.1-7.5

7.5-100

242-660

132B14

130

165

200

100/112B5

180

215

250

8

28

90B5

130

165

200

24

90B14

95

115

140

80B5

130

165

200

19

 NMRV130 

132B5

230

265

300

10

 – 

38

 – 

 2.2-7.5 

 7.5-100 

 333-1596 

132B14

130

165

200

100/112B5

180

215

250

8

28

90B5

130

165

200

24

90B14

95

115

140

NMRV150

160B5

250

300

350

12

42

2.2-15

7.5-100

570-1760

132B5

230

265

300

10

38

132B14

130

165

200

100/112B5

180

215

250

8

28

Company profile

Scenario

Packing

FAQ

Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc. 

Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection. 

Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice. 

Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on. 

Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: B3,B6,B7,B8,V5,V6
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Single-Step
Customization:
Available

|

Customized Request

nmrv gearbox

Replacing Parts vs. Replacing the Whole NMRV Gearbox

Whether to replace parts or the entire NMRV gearbox depends on the extent of the issue and the availability of replacement parts:

Replacing Parts: If a specific component is faulty or worn, you can often replace that part. This is a cost-effective solution and is feasible when the damage is isolated to a single component.

When to Replace Parts:

  • Minor wear on gears, bearings, or seals.
  • Specific components are damaged, but the rest of the gearbox is in good condition.

Replacing the Whole Gearbox: If multiple components are severely damaged, the gearbox housing is cracked, or the gearbox repeatedly experiences issues, replacing the entire unit might be a better option.

When to Replace the Whole Gearbox:

  • Severe damage to multiple components.
  • Cracks or damage to the gearbox housing.
  • Frequent breakdowns and repairs.

Professional Assessment: In some cases, it’s best to consult a professional technician to assess the situation and provide recommendations. They can guide you on whether to replace parts or the entire unit based on the specific circumstances.

Ultimately, the decision between replacing parts and replacing the whole NMRV gearbox depends on factors such as the extent of damage, cost considerations, and the expertise of professionals.

nmrv gearbox

Maintenance and Service of an NMRV Gearbox

Maintaining and servicing an NMRV (worm gear) gearbox is essential to ensure its proper functioning, longevity, and reliability. Here are the steps and practices involved in maintaining and servicing an NMRV gearbox:

  • Lubrication: Regularly lubricate the gearbox as per the manufacturer’s recommendations. Use the appropriate lubricant to ensure smooth operation and to reduce friction and wear between the gear components.
  • Inspection: Periodically inspect the gearbox for any signs of wear, damage, or leaks. Check for unusual noises, vibrations, or overheating during operation.
  • Cleaning: Keep the gearbox and its surrounding area clean to prevent the buildup of dirt, debris, or contaminants that could potentially affect its performance.
  • Tighten Fasteners: Check and tighten any fasteners, bolts, or screws that might have loosened due to vibrations during operation.
  • Seal Inspection: Examine the seals and gaskets for signs of wear or leakage. Replace them if necessary to prevent oil leaks or ingress of contaminants.
  • Temperature Monitoring: Monitor the operating temperature of the gearbox. Excessive heat can lead to premature wear and damage. Ensure proper ventilation and cooling if required.
  • Address Issues Promptly: If you notice any unusual behavior, noise, or performance issues with the gearbox, address them promptly. Ignoring problems can lead to more significant damage over time.
  • Replace Worn Parts: If any components, such as gears, bearings, or seals, are worn or damaged, replace them with genuine manufacturer-approved parts.
  • Professional Service: For more extensive servicing, repairs, or overhauls, consult a professional with expertise in gearbox maintenance. They can disassemble, inspect, and reassemble the gearbox accurately.

By following these maintenance and servicing practices, you can ensure that your NMRV gearbox remains in optimal condition, delivering reliable performance and an extended operational lifespan.

nmrv gearbox

Installing an NMRV Gearbox

Installing an NMRV gearbox requires careful attention to ensure proper alignment and secure attachment. Here’s a general guide to the installation process:

  1. Prepare the Workspace: Ensure you have a clean and organized workspace with the necessary tools and equipment.
  2. Positioning: Place the NMRV gearbox in the desired position on your machinery, making sure it aligns with the input and output components.
  3. Alignment: Ensure that the input shaft of the gearbox is aligned with the driving shaft from the power source. Misalignment can lead to premature wear and reduced efficiency.
  4. Mounting: Securely mount the NMRV gearbox to the machinery frame using appropriate fasteners. Follow the manufacturer’s recommendations for torque specifications.
  5. Input Coupling: Connect the input shaft of the gearbox to the driving shaft using a suitable coupling. This coupling should be properly aligned to avoid unnecessary stress on the gearbox components.
  6. Output Coupling: Similarly, connect the output shaft of the gearbox to the driven component using an appropriate coupling.
  7. Lubrication: Before operation, make sure to fill the gearbox with the recommended lubricant to ensure proper gear meshing and reduce friction.
  8. Testing: Run the machinery briefly to check for any unusual noises, vibrations, or leaks. Make any necessary adjustments.

It’s crucial to follow the manufacturer’s installation guidelines and specifications to ensure a smooth and trouble-free installation process. Proper installation contributes to the longevity and reliable performance of your NMRV gearbox.

China Standard Nmrv 110 Aluminum Material Worm Speed Reducer Gearbox Flange Mounted   gearbox drive shaft	China Standard Nmrv 110 Aluminum Material Worm Speed Reducer Gearbox Flange Mounted   gearbox drive shaft
editor by CX 2024-04-08

China best Industrial Aluminium Stainless Steel Cast Iron NEMA Nmrv Worm Wheel Drive Motor Speed Reducer Reduction Gearbox gearbox drive shaft

Product Description

 

Technical data list: 

Type: Worm Gear Speed Reducer
Model: NMRV571–150
Ratio: 1:7.5,10,15,20,25,30,40,50,60,80,100
Color: Blue/Silver Or On Customer Request
Material Housing: Blue-Coloured Cast-Iron
Worm Gear-Copper-10-3#
Worm-20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC
Shaft-chromium steel-45#
Lubricant: Synthetic&Mineral
Bearing: C&U Bearing
Seal: high quality
Warranty: -30-40°C
ICE FLANGE 80B5,90B5,100B5,112B5,132B5,160B5 
Rated power: 0.06KW,0.12KW,0.25KW,0.75KW,1.5KW,3KW,5.5KW,7.5KW
Application Metallurgical machinery, food machinery, stage machinery,
welding machinery, road machinery, amusement machines,
packaging machinery, Rubber and plastic machinery,
environmental protection machinery ,engineering machinery,
construction machinery, machine tool industry,
 automotive industry, logistics and transportation and so on

 
 

NMRV PAM N M P D
  ICE       5 7.5 10 15 20 25 30 40 50 60 80 100
25 56B14 50 65 80 9 9 9 9 9   9 9 9 9    
30 63B5 95 115 140 11 11 11 11 11 11 11 11 11      
63B14 60 75 90                        
56B5 80 100 120 9 9 9 9 9 9 9 9 9 9 9  
56B14 50 65 80                        
40 71B5 110 130 160 14 14 14 14 14 14 14 14        
71B14 70 85 105                        
63B5 95 115 140 11 11 11 11 11 11 11 11 11 11 11 11
63B14 60 75 90                        
56B5 80 100 120                 9 9 9 9
50 80B5 130 165 200 19 19 19 19 19 19 19          
80B14 80 100 120                        
71B5 110 130 160 14 14 14 14 14 14 14 14 14 14 14  
71B14 70 85 105                        
63B5 95 115 140               11 11 11 11 11
63 90B5 130 165 200   24 24 24 24 24 24          
90B14 95 115 140                        
80B5 130 165 200   19 19 19 19 19 19 19 19 19    
80B14 80 100 120                        
71B5 110 130 160               14 14 14 14  14
71B14 70 85 105                        
75 100/112B5 180 215 250   28 28 28                
100/112B14 110 130 150                        
90B5 130 165 200   24 24 24 24 24 24 24        
90B14 95 115 140                        
80B5 130 165 200         19 19 19 19 19 19 19 19
80B14 80 100 120                        
71B5 110 130 160                 14 14 14 14
90 100/112B5 190 215 250   28 28 28 28 28 28          
100/112B14 110 130 160                        
90B5 130 165 200   24 24 24 24 24 24 24 24 24    
90B14 95 115 140                        
80B5 130 165 200               19 19 19 19 19
80B14 80 100 120                        
110 132B5 230 265 300   38 38 38 38              
100/112B5 180 215 250   28 28 28 28 28 28 28 28 28    
90B5 130 165 200           24 24 24 24 24 24 24
80B5 130 165 200                     19 19
130 132B5 230 265 300   38 38 38 38 38 38 38        
100/112B5 180 215 250           28 28 28 28 28 28 28
90B5 130 165 200                     24 24
150 160B5 250 300 350   42 42 42 42 42            
132B5 230 265 250         38 38 38 38 38 38    
100/112B5 180 215 200                 28 28 28 28

       

 

Components:

1. Housing: Die-cast Aluminum Alloy Gearbox (RV571~RV090)
Cast Iron Gearbox (RV110~RV150)
2. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloy
3. Worm Shaft: 20Cr Steel, carburizing, quenching, grinding, surface hardness 56-62HRC, 0.3-0.5mm remaining carburized layer after precise grinding
4. Input Configurations:
Equipped with Electric Motors (AC Motor, Brake Motor, DC Motor, Servo Motor)
IEC-normalized Motor Flange
Solid Shaft Input
Worm Shaft Tail Extension Input

5. Output Configurations: Keyed Hollow Shaft Output
Hollow Shaft with Output Flange
Plug-in CHINAMFG Shaft Output
6. Spare Parts: Worm Shaft Tail Extension, Single Output Shaft, Double Output Shaft, Output Flange, Torque Arm, Dust Cover
7. Gearbox Painting:
Aluminum Alloy Gearbox:
After Shot Blasting, Anticorrosion Treatment and Phosphating, Paint with the Color of RAL 5571 Gentian Blue or RAL 7035 Light Grey
Cast Iron Gearbox:
After Painting with Red Antirust Paint, Paint with the Color of RAL 5571 Gentian Blue

Workshop show

  

FAQ

Q 1. What is your terms of packing?
A: Generally, we pack our goods in single color box. If you have special request about packing, pls negotiate with us in advance, we can pack the goods as your request.

Q2. What is your terms of payment?
A: T/T 30% as deposit, and 70% before delivery. We’ll show you the photos of the products and packages 
before you pay the balance. Other payments terms, pls negotiate with us in advance, we can discuss.

Q3. What is your terms of delivery?
A: EXW, FOB, CFR, CIF.

Q4. How about your delivery time?
A: Generally, it will take 25 to 30 days after receiving your advance payment. The specific delivery time depends 
on the items and the quantity of your order.

Q5. Can you produce according to the samples?
A: Yes, we can produce by your samples or technical drawings. We can build the molds and fixtures.

Q6. What is your sample policy?
A: We can supply the sample if we have ready parts in stock, but the customers have to pay the sample cost and 
the courier cost.We welcome sample order.

Q7. Do you test all your goods before delivery?
A: Yes, we have 100% test before delivery

Q8: How do you make our business long-term and good relationship?
1. We keep good quality and competitive price to ensure our customers benefit ;
2. We respect every customer as our friend and we sincerely do business and make friends with them, 
no matter where they come from. /* January 22, 2571 19:08:37 */!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, Toy, Agricultural Machinery
Function: Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase
Layout: Coaxial
Hardness: Hardened Tooth Surface
Installation: Torque Arm Type
Step: Single-Step
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

nmrv gearbox

Calculating Torque Requirements for an NMRV Gearbox

Calculating torque requirements for an NMRV gearbox involves several steps: Identify Input Torque, Calculate Output Torque, Consider Efficiency, and Add Safety Margin.

  1. Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
  2. Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
  3. Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
  4. Add Safety Margin: To ensure reliable performance and account for variations in operating conditions, it’s recommended to add a safety margin to the calculated torque requirements.

Formula to calculate output torque: Output Torque = Input Torque × Gear Ratio × Gearbox Efficiency

Keep in mind that torque requirements can vary based on the specific application and factors such as load type, duty cycle, and environmental conditions. Consulting with gearbox manufacturers or engineering experts can help ensure accurate torque calculations for your NMRV gearbox application.

nmrv gearbox

Benefits of Using an NMRV Gearbox

NMRV gearboxes offer several advantages that make them a popular choice in various applications:

  • Compact Design: NMRV gearboxes are compact and space-efficient, making them suitable for installations with limited space.
  • High Efficiency: These gearboxes are designed for high efficiency, minimizing energy losses during power transmission.
  • Smooth Operation: NMRV gearboxes provide smooth and reliable operation due to their precise gear meshing and design.
  • Quiet Performance: The design and quality of NMRV gearboxes contribute to quiet operation, reducing noise levels in various applications.
  • Cost-Effective: Their efficient manufacturing processes and durability make NMRV gearboxes a cost-effective choice for power transmission.
  • Wide Ratio Range: NMRV gearboxes are available in a wide range of gear ratios, allowing users to select the most suitable option for their specific application needs.
  • Corrosion Resistance: Many NMRV gearboxes are constructed using materials that offer corrosion resistance, enhancing their longevity and performance in harsh environments.
  • Easy Installation: The compact and lightweight design of NMRV gearboxes makes them relatively easy to install and integrate into various systems.
  • Low Maintenance: With proper lubrication and maintenance, NMRV gearboxes can have a long service life with minimal maintenance requirements.
  • Versatility: NMRV gearboxes are versatile and can be used in a wide range of applications, from industrial machinery to conveyor systems.

These benefits collectively contribute to the popularity of NMRV gearboxes in industries where efficient and reliable power transmission is crucial.

nmrv gearbox

Working Principle of an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:

The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.

As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.

One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.

The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.

China best Industrial Aluminium Stainless Steel Cast Iron NEMA Nmrv Worm Wheel Drive Motor Speed Reducer Reduction Gearbox   gearbox drive shaft	China best Industrial Aluminium Stainless Steel Cast Iron NEMA Nmrv Worm Wheel Drive Motor Speed Reducer Reduction Gearbox   gearbox drive shaft
editor by CX 2024-03-29

China Hot selling Nmrv Aluminum Worm Gearbox Nmrv Reductor Redutores Right Angle Drive Gearbox gearbox definition

Product Description

Specification

Type

Worm Gearbox/Worm Gear Speed Reducer

Model

NMRV:571,030,040,050,063,075,090,110,130,150

Center distance

25-150mm

Ratio

5,7.5,10,15,20,25,30,40,50,60,80,100

Torque

1.8-1800Nm

Motor

2 pole, 4 pole, 6 pole

Mounting position

Omnidirectional

Color

Blue/Silver grey Or On request

Material

NMRV571~090:Aluminum alloy; NMRV110~150 Cast iron

Product Description

 

 

Worm Gear Speed Reducer.

Worm gear speed reducers are popular for their flexibility and efficiency, because they can show the best deceleration capacity in the smallest space and are typically applied in transmissions with low speed and high torque.
The worm speed reducer can also be easily mounted with various accessories like torque arms, different types of flanges, shafts and so on.
We attach much importance to the details of the products. The housing of our worm gearbox is made of aluminum alloy or cast iron,the worm is made of carburized 20Cr, and the suppliers of raw materials are rigorously screened, thus to ensure our products are of high quality, long service life and low noise.
Sihai is a professional manufacturer of speed reducers that can provide you with both single-stage worm gear reducer and two-stage worm gear reducer, as well as customized gearboxes according to your requirement.

Details

Multiple inputs and outputs

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

00:00

 

00:00

 

FAQ

Q1.How to choose a gearbox which meets our requirement?

A1. You can provide the technical information of output speed,motor power,motor parameter,output torque,equipment connection mode etc.Or,you can refer to our catalogue and confirm with me.

 

Q2. How is your price? Can you offer any discount?
A2: We will give the best price we can base on your needs and the quantities.

 

Q3. Do you offer any visiting?
A3: Yes! Welcome!Notify me in advance.

 

Q4. When is the best time to contact you?
A4: Any time, we will reply you as soon as possible.

 

Q5. How long will it take for the lead time?
A5: At the time we agreed

/* January 22, 2571 19:08:37 */!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, Machinery, Marine, Agricultural Machinery, Motor, Machinery, Marine, Agricultural Machinery, Building Material Shops
Function: Distribution Power, Speed Changing, Speed Reduction
Layout: Gearbox, Worm Reducer
Hardness: Gearbox, Worm Reducer
Installation: Gearbox, Worm Reducer
Step: Gearbox, Single-Step
Customization:
Available

|

Customized Request

nmrv gearbox

Replacing Parts vs. Replacing the Whole NMRV Gearbox

Whether to replace parts or the entire NMRV gearbox depends on the extent of the issue and the availability of replacement parts:

Replacing Parts: If a specific component is faulty or worn, you can often replace that part. This is a cost-effective solution and is feasible when the damage is isolated to a single component.

When to Replace Parts:

  • Minor wear on gears, bearings, or seals.
  • Specific components are damaged, but the rest of the gearbox is in good condition.

Replacing the Whole Gearbox: If multiple components are severely damaged, the gearbox housing is cracked, or the gearbox repeatedly experiences issues, replacing the entire unit might be a better option.

When to Replace the Whole Gearbox:

  • Severe damage to multiple components.
  • Cracks or damage to the gearbox housing.
  • Frequent breakdowns and repairs.

Professional Assessment: In some cases, it’s best to consult a professional technician to assess the situation and provide recommendations. They can guide you on whether to replace parts or the entire unit based on the specific circumstances.

Ultimately, the decision between replacing parts and replacing the whole NMRV gearbox depends on factors such as the extent of damage, cost considerations, and the expertise of professionals.

nmrv gearbox

Maintenance and Service of an NMRV Gearbox

Maintaining and servicing an NMRV (worm gear) gearbox is essential to ensure its proper functioning, longevity, and reliability. Here are the steps and practices involved in maintaining and servicing an NMRV gearbox:

  • Lubrication: Regularly lubricate the gearbox as per the manufacturer’s recommendations. Use the appropriate lubricant to ensure smooth operation and to reduce friction and wear between the gear components.
  • Inspection: Periodically inspect the gearbox for any signs of wear, damage, or leaks. Check for unusual noises, vibrations, or overheating during operation.
  • Cleaning: Keep the gearbox and its surrounding area clean to prevent the buildup of dirt, debris, or contaminants that could potentially affect its performance.
  • Tighten Fasteners: Check and tighten any fasteners, bolts, or screws that might have loosened due to vibrations during operation.
  • Seal Inspection: Examine the seals and gaskets for signs of wear or leakage. Replace them if necessary to prevent oil leaks or ingress of contaminants.
  • Temperature Monitoring: Monitor the operating temperature of the gearbox. Excessive heat can lead to premature wear and damage. Ensure proper ventilation and cooling if required.
  • Address Issues Promptly: If you notice any unusual behavior, noise, or performance issues with the gearbox, address them promptly. Ignoring problems can lead to more significant damage over time.
  • Replace Worn Parts: If any components, such as gears, bearings, or seals, are worn or damaged, replace them with genuine manufacturer-approved parts.
  • Professional Service: For more extensive servicing, repairs, or overhauls, consult a professional with expertise in gearbox maintenance. They can disassemble, inspect, and reassemble the gearbox accurately.

By following these maintenance and servicing practices, you can ensure that your NMRV gearbox remains in optimal condition, delivering reliable performance and an extended operational lifespan.

nmrv gearbox

NMRV Gearbox Ratios

NMRV gearboxes are available in a variety of gear ratios to suit different applications and torque requirements. The gear ratio determines the relationship between the input and output speeds of the gearbox. Commonly available ratios include:

  • 5:1: This ratio provides higher output torque at a slower output speed compared to the input speed.
  • 7.5:1: This ratio offers a balance between torque and speed.
  • 10:1: With this ratio, the output speed is further reduced while increasing torque output.
  • 15:1: This ratio is suitable for applications requiring higher torque output at the expense of speed.
  • 20:1: This ratio maximizes torque output while significantly reducing output speed.
  • 25:1: It provides even higher torque output at a further reduced output speed.
  • 30:1: This ratio is ideal for applications demanding maximum torque at minimum output speed.
  • 40:1 and higher: These ratios are used in applications with very high torque requirements and low output speed.

The choice of gearbox ratio depends on the specific application, desired output speed, and required torque. It’s important to select the right ratio to ensure optimal performance and efficiency in your machinery.

China Hot selling Nmrv Aluminum Worm Gearbox Nmrv Reductor Redutores Right Angle Drive Gearbox   gearbox definition		China Hot selling Nmrv Aluminum Worm Gearbox Nmrv Reductor Redutores Right Angle Drive Gearbox   gearbox definition
editor by CX 2024-03-14

China Standard Worm Gearbox Reducer Gear Box Speed Reducer Jack Worm Agricultural Planetary Helical Bevel Worm Steering Gear Drive Motor Speed Nmrv Gearbox Reducer Manufacture planetary gearbox

Product Description

Worm Gearbox Reducer Gear Box Speed Reducer Jack Worm Agricultural Planetary Helical Bevel Worm Steering Gear Drive Motor Speed NMRV Gearbox Reducer Manufacture

      Application of Reducer Jack

A reducer jack is a type of jack that uses a gear reducer to increase the lifting force. This makes them ideal for applications where a high lifting force is required, but the input power is limited.

Reducer jacks are used in a variety of applications, including:

  • Construction: Reducer jacks are used in construction to lift heavy objects, such as beams and girders.
  • Manufacturing: Reducer jacks are used in manufacturing to lift heavy machinery, such as presses and stamping machines.
  • Marine: Reducer jacks are used in marine applications to lift heavy objects, such as anchors and chains.
  • Mining: Reducer jacks are used in mining to lift heavy objects, such as ore carts and conveyor belts.
  • Oil and gas: Reducer jacks are used in oil and gas applications to lift heavy objects, such as pipelines and drilling rigs.

Reducer jacks are a versatile and reliable type of jack. They offer a number of advantages over other types of jacks, making them a popular choice for a variety of applications.

Here are some of the advantages of using reducer jacks:

  • High lifting force: Reducer jacks can generate a high lifting force, making them ideal for applications where a lot of weight needs to be lifted.
  • Compact size: Reducer jacks are typically compact and lightweight, making them easy to transport and maneuver.
  • Efficient operation: Reducer jacks operate efficiently, with minimal power consumption.
  • Low maintenance: Reducer jacks require little maintenance, making them a cost-effective option in the long run.

Overall, reducer jacks are a valuable tool for a variety of applications. They offer a number of advantages that can help to improve safety, efficiency, and productivity.

 

 

      

/* January 22, 2571 19:08:37 */!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
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: Steel
Samples:
US$ 9999/Piece
1 Piece(Min.Order)

|
Request Sample

nmrv gearbox

Advantages of Using Worm Gear in an NMRV Gearbox

Worm gears offer several advantages when used in an NMRV gearbox:

1. High Reduction Ratio: Worm gears provide a high reduction ratio in a compact form, allowing for significant speed reduction in a single stage.

2. High Efficiency: While worm gears typically have lower mechanical efficiency compared to some other gear types, the design of the NMRV gearbox optimizes efficiency by using a bronze worm gear and a self-locking mechanism that minimizes backdriving.

3. Compact Design: Worm gears have a compact and space-efficient design, making them suitable for applications with limited installation space.

4. Smooth and Quiet Operation: The meshing of worm gears and the helical design of the worm result in relatively smooth and quiet operation.

5. Self-Locking: Worm gears inherently have a self-locking characteristic, meaning that the gear cannot easily be back-driven by the worm. This property is beneficial for applications where holding position without external locking mechanisms is essential.

6. High Torque Capacity: Worm gears can transmit high torque loads, making them suitable for applications that require high torque output.

7. Simple Lubrication: The design of the NMRV gearbox allows for efficient lubrication of the worm gear, ensuring optimal performance and longevity.

These advantages make worm gears a popular choice for NMRV gearboxes in various industrial applications, where their characteristics contribute to reliable and efficient power transmission.

nmrv gearbox

Benefits of Using an NMRV Gearbox

NMRV gearboxes offer several advantages that make them a popular choice in various applications:

  • Compact Design: NMRV gearboxes are compact and space-efficient, making them suitable for installations with limited space.
  • High Efficiency: These gearboxes are designed for high efficiency, minimizing energy losses during power transmission.
  • Smooth Operation: NMRV gearboxes provide smooth and reliable operation due to their precise gear meshing and design.
  • Quiet Performance: The design and quality of NMRV gearboxes contribute to quiet operation, reducing noise levels in various applications.
  • Cost-Effective: Their efficient manufacturing processes and durability make NMRV gearboxes a cost-effective choice for power transmission.
  • Wide Ratio Range: NMRV gearboxes are available in a wide range of gear ratios, allowing users to select the most suitable option for their specific application needs.
  • Corrosion Resistance: Many NMRV gearboxes are constructed using materials that offer corrosion resistance, enhancing their longevity and performance in harsh environments.
  • Easy Installation: The compact and lightweight design of NMRV gearboxes makes them relatively easy to install and integrate into various systems.
  • Low Maintenance: With proper lubrication and maintenance, NMRV gearboxes can have a long service life with minimal maintenance requirements.
  • Versatility: NMRV gearboxes are versatile and can be used in a wide range of applications, from industrial machinery to conveyor systems.

These benefits collectively contribute to the popularity of NMRV gearboxes in industries where efficient and reliable power transmission is crucial.

nmrv gearbox

Working Principle of an NMRV Gearbox

An NMRV gearbox, also known as a worm gear reducer, operates based on a worm and worm wheel mechanism. Here’s how it works:

The gearbox consists of two main components: the worm (a screw-like shaft) and the worm wheel (a toothed wheel). The worm is driven by the input power source, while the worm wheel is connected to the output shaft.

As the worm rotates, its threaded shaft engages with the teeth of the worm wheel. The helical shape of the worm causes the teeth of the worm wheel to push against each other, resulting in a smooth and gradual transfer of motion. This mechanism provides the speed reduction and torque multiplication required for various applications.

One key characteristic of NMRV gearboxes is that the worm can turn the worm wheel, but the reverse is not possible due to the high friction generated by the helical threads. This feature prevents the output shaft from back-driving the input shaft, providing mechanical locking and enhancing safety and stability in applications.

The NMRV gearbox’s operation is continuous, and its simple design contributes to its reliability and efficiency. It is important to ensure proper lubrication to minimize wear and heat generation during operation.

China Standard Worm Gearbox Reducer Gear Box Speed Reducer Jack Worm Agricultural Planetary Helical Bevel Worm Steering Gear Drive Motor Speed Nmrv Gearbox Reducer Manufacture   planetary gearbox	China Standard Worm Gearbox Reducer Gear Box Speed Reducer Jack Worm Agricultural Planetary Helical Bevel Worm Steering Gear Drive Motor Speed Nmrv Gearbox Reducer Manufacture   planetary gearbox
editor by CX 2024-03-08

China Hot selling Nmrv Series Worm Gear Motor Reducer Gearbox Direct From Factory gearbox drive shaft

Product Description

 

Product Description

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

Detailed Photos

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

Exploded View:

Product Parameters

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

GMRV Outline Dimension:

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

Company Profile

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

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

Logistics

After Sales Service

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

FAQ

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

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

Application: Motor, Machinery, Marine, Agricultural Machinery, Industry
Function: Distribution Power, Change Drive Torque, Speed Changing, Speed Reduction
Layout: Right Angle
Hardness: Hardened Tooth Surface
Installation: Horizontal Type
Step: Double-Step
Samples:
US$ 12/Piece
1 Piece(Min.Order)

|
Request Sample

Customization:
Available

|

Customized Request

nmrv gearbox

Troubleshooting Abnormal Noises in an NMRV Gearbox

Abnormal noises from an NMRV gearbox can be troublesome and might indicate underlying issues. Follow these steps to troubleshoot and resolve the problem:

  1. Identify the Noise: Listen closely to the noise and determine if it’s a grinding, whining, or knocking sound.
  2. Check Lubrication: Insufficient or contaminated lubrication can lead to noises. Ensure the gearbox is properly lubricated.
  3. Inspect Gears: Examine the gear teeth for wear, damage, or misalignment.
  4. Look for Foreign Objects: Foreign objects inside the gearbox can cause noise. Clean and inspect the interior.
  5. Check Bearings: Worn or damaged bearings can be noisy. Inspect and replace them if necessary.
  6. Inspect Seals: Damaged seals can allow contaminants in, affecting performance. Replace damaged seals.
  7. Examine Housing: Ensure the gearbox housing is intact without cracks or misalignment.
  8. Review Load Conditions: Excessive loads can lead to noise. Ensure the gearbox isn’t overloaded.
  9. Check Mounting: Confirm the gearbox is properly mounted and aligned.
  10. Consult Guidelines: Refer to manufacturer guidelines for specific troubleshooting steps.
  11. Professional Help: If the issue persists, seek help from a professional technician or manufacturer.

Follow these steps to identify and rectify abnormal noises in your NMRV gearbox.

nmrv gearbox

Benefits of Using an NMRV Gearbox

NMRV gearboxes offer several advantages that make them a popular choice in various applications:

  • Compact Design: NMRV gearboxes are compact and space-efficient, making them suitable for installations with limited space.
  • High Efficiency: These gearboxes are designed for high efficiency, minimizing energy losses during power transmission.
  • Smooth Operation: NMRV gearboxes provide smooth and reliable operation due to their precise gear meshing and design.
  • Quiet Performance: The design and quality of NMRV gearboxes contribute to quiet operation, reducing noise levels in various applications.
  • Cost-Effective: Their efficient manufacturing processes and durability make NMRV gearboxes a cost-effective choice for power transmission.
  • Wide Ratio Range: NMRV gearboxes are available in a wide range of gear ratios, allowing users to select the most suitable option for their specific application needs.
  • Corrosion Resistance: Many NMRV gearboxes are constructed using materials that offer corrosion resistance, enhancing their longevity and performance in harsh environments.
  • Easy Installation: The compact and lightweight design of NMRV gearboxes makes them relatively easy to install and integrate into various systems.
  • Low Maintenance: With proper lubrication and maintenance, NMRV gearboxes can have a long service life with minimal maintenance requirements.
  • Versatility: NMRV gearboxes are versatile and can be used in a wide range of applications, from industrial machinery to conveyor systems.

These benefits collectively contribute to the popularity of NMRV gearboxes in industries where efficient and reliable power transmission is crucial.

nmrv gearbox

NMRV Gearbox Ratios

NMRV gearboxes are available in a variety of gear ratios to suit different applications and torque requirements. The gear ratio determines the relationship between the input and output speeds of the gearbox. Commonly available ratios include:

  • 5:1: This ratio provides higher output torque at a slower output speed compared to the input speed.
  • 7.5:1: This ratio offers a balance between torque and speed.
  • 10:1: With this ratio, the output speed is further reduced while increasing torque output.
  • 15:1: This ratio is suitable for applications requiring higher torque output at the expense of speed.
  • 20:1: This ratio maximizes torque output while significantly reducing output speed.
  • 25:1: It provides even higher torque output at a further reduced output speed.
  • 30:1: This ratio is ideal for applications demanding maximum torque at minimum output speed.
  • 40:1 and higher: These ratios are used in applications with very high torque requirements and low output speed.

The choice of gearbox ratio depends on the specific application, desired output speed, and required torque. It’s important to select the right ratio to ensure optimal performance and efficiency in your machinery.

China Hot selling Nmrv Series Worm Gear Motor Reducer Gearbox Direct From Factory   gearbox drive shaft	China Hot selling Nmrv Series Worm Gear Motor Reducer Gearbox Direct From Factory   gearbox drive shaft
editor by CX 2023-12-08

China Hot selling Small Worm Gears, Nmrv 040 Gearbox, Micro Worm Gear Motor, Worm Drive Gearbox with Motor synchromesh gearbox

Product Description

Small Worm Gears, Nmrv 040 Gearbox, Micro Worm Gear Motor, Worm Drive Gearbox with Motor

Features:
1. Light in weight and non-rusting
2. Smooth in running, can work long time in dreadful conditions
3. High efficiency, low noise
4. Good-looking in appearance, durable in service life and small in volume

Product photo:

Specification for worm gearbox:

Model 571 ~ 150
Power 0.06kw ~ 15kw
Input speed 750rpm ~ 2000rpm
Reduction ratio 1/5 ~ 1/100
Input motor AC (1 phase or 3 phase) / DC / BLDC / Stepper / Servo
Output shaft Solid shaft / Hollow shaft / Output flange…
Dimension standard Metric size / Inch size
Material of housing die-cast aluminum / Cast iron / Stainless steel
Accessories Flange / CHINAMFG shaft / Torque arm / Cover …

FAQ
Q: Can you make the gearbox with customization?
A: Yes, we can customize per your request, like flange, shaft, configuration, material, etc.

Q: Do you provide samples?
A: Yes. Sample is available for testing.

Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.

Q: What’s your lead time?
A: Standard product need 5-30days, a bit longer for customized products.

Q: Do you provide technology support?
A: Yes. Our company have design and development team, we can provide technology support if you
need.

Q: How to ship to us?
A: It is available by air, or by sea, or by train.

Q: How to pay the money?
A: T/T and L/C is preferred, with different currency, including USD, EUR, RMB, etc.

Q: How can I know the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.

Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.

Q: How shall we contact you?
A: You can send inquiry directly, and we will respond within 24 hours.

 

Application: Machinery
Function: Change Drive Torque, Speed Reduction
Layout: Right Angle
Samples:
US$ 50/Piece
1 Piece(Min.Order)

|

Order Sample

Customization:
Available

|

Customized Request

.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.
Payment Method:







 

Initial Payment



Full Payment
Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

nmrv gearbox

Advantages of Using Worm Gear in an NMRV Gearbox

Worm gears offer several advantages when used in an NMRV gearbox:

1. High Reduction Ratio: Worm gears provide a high reduction ratio in a compact form, allowing for significant speed reduction in a single stage.

2. High Efficiency: While worm gears typically have lower mechanical efficiency compared to some other gear types, the design of the NMRV gearbox optimizes efficiency by using a bronze worm gear and a self-locking mechanism that minimizes backdriving.

3. Compact Design: Worm gears have a compact and space-efficient design, making them suitable for applications with limited installation space.

4. Smooth and Quiet Operation: The meshing of worm gears and the helical design of the worm result in relatively smooth and quiet operation.

5. Self-Locking: Worm gears inherently have a self-locking characteristic, meaning that the gear cannot easily be back-driven by the worm. This property is beneficial for applications where holding position without external locking mechanisms is essential.

6. High Torque Capacity: Worm gears can transmit high torque loads, making them suitable for applications that require high torque output.

7. Simple Lubrication: The design of the NMRV gearbox allows for efficient lubrication of the worm gear, ensuring optimal performance and longevity.

These advantages make worm gears a popular choice for NMRV gearboxes in various industrial applications, where their characteristics contribute to reliable and efficient power transmission.

nmrv gearbox

Lifespan of an NMRV Gearbox

The lifespan of an NMRV (worm gear) gearbox can vary based on several factors, including the quality of manufacturing, proper maintenance practices, operating conditions, and the specific application it is used for. However, when designed, manufactured, and maintained properly, NMRV gearboxes can have a long and reliable service life.

High-quality NMRV gearboxes that are made from durable materials, precisely machined, and assembled with care tend to have a longer lifespan. Regular maintenance, including proper lubrication, inspection, and addressing any signs of wear or damage, can significantly extend the gearbox’s operational life.

The operating conditions in which the gearbox is used also play a role in determining its lifespan. Factors such as load, temperature, speed, and environment can impact the wear and tear on the gearbox components.

It’s important to follow the manufacturer’s recommendations for maintenance intervals and procedures to ensure optimal performance and longevity of the NMRV gearbox. By adhering to these guidelines and addressing any issues promptly, users can expect an NMRV gearbox to provide reliable service for many years.

nmrv gearbox

NMRV Gearbox Ratios

NMRV gearboxes are available in a variety of gear ratios to suit different applications and torque requirements. The gear ratio determines the relationship between the input and output speeds of the gearbox. Commonly available ratios include:

  • 5:1: This ratio provides higher output torque at a slower output speed compared to the input speed.
  • 7.5:1: This ratio offers a balance between torque and speed.
  • 10:1: With this ratio, the output speed is further reduced while increasing torque output.
  • 15:1: This ratio is suitable for applications requiring higher torque output at the expense of speed.
  • 20:1: This ratio maximizes torque output while significantly reducing output speed.
  • 25:1: It provides even higher torque output at a further reduced output speed.
  • 30:1: This ratio is ideal for applications demanding maximum torque at minimum output speed.
  • 40:1 and higher: These ratios are used in applications with very high torque requirements and low output speed.

The choice of gearbox ratio depends on the specific application, desired output speed, and required torque. It’s important to select the right ratio to ensure optimal performance and efficiency in your machinery.

China Hot selling Small Worm Gears, Nmrv 040 Gearbox, Micro Worm Gear Motor, Worm Drive Gearbox with Motor   synchromesh gearbox	China Hot selling Small Worm Gears, Nmrv 040 Gearbox, Micro Worm Gear Motor, Worm Drive Gearbox with Motor   synchromesh gearbox
editor by CX 2023-11-18