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Product Description

Product Description

NMRV series worm gear reducer
1.  Aluminum alloy housing, small size, light weight.
2. High transmission efficiency, low noise.
3.Smooth ruuning, high output torque and long service life.
4. Multiple connection structure and installation.

 

TYPE Worm Gear Speed Reducer / Worm Gearbox
NMRV MODEL NMRV25, NMRV30, NMRV40, NMRV50, NMRV63, NMRV75, NMRV90, NMRV110, NMRV130, NMRV150
NRV MODEL NRV25, NRV30, NRV40, NRV50, NRV63, NRV75, NRV90, NRV110, NRV130, NRV150
POWER 0.12kw-15kw
RATIO 1/7.5,1/10,1/15,1/20,1/15,1/30,1/40,1/50,1/60,1/80,1/100
COLOR Blue(RAL5571), Silver grey (RAL9571), or on request
MATERIAL Housing/Flange:Aluminum Alloy
Worm Gear:Copper 9-4&nodular iron
Worm:20CrMn Ti with carburizing and quenching, surface harness is 56-62HRC
Shaft:chromium steel-45#
IEC FLANGE IEC standard flange 56B14, 63B14, 63B5, 63B5, 71B14,80B14 AND SO ON
LUBRICANT Synthetic & Mineral

Detailed Photos

 

NMRV Model&marker

NMRV-063-30-VS-F1(FA)-AS-80B5-0.75KW-B3

NMRV

Means hole-input with flange

NRV

Means shaft-input without flange

63

Centre-to-centre spacing of worm-gear speed reducer

30

Ratio

VS

Double input shaft

F1 (FA)

Flange output

AS

Single output shaft

AB

Double output shaft

PAM

Fitted for motor coupling

80B5

Motor mounting facility

0.75kw

Electric motor power

B3

Mounting position

NMRV                                                                   NMRV+NMRV

NMRV/NRV ASSEMBLE WITH ELECTRIC MOTOR

Workshop

Manufacturing the  Aluminum Housing by CNC.                          Lots of  housings in stock.

Lots of worm gears and worm shafts in stock.

Assembling line 

Packaging & Shipping

Each reducer in single carton box packed.
 

FAQ

Q1: Are you trading company or manufacturer ?
A: We are factory.

Q2: How long is your delivery time and shipment?
1.Sample Lead-times: 10-20 days.
2.Production Lead-times: 30-45 days after order confirmed.

Q3: What is your advantages?
1. The most competitive price and good quality.
2. Perfect technical engineers give you the best support.
3. OEM is available.

Application: Motor, Motorcycle, Machinery, Toy, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: Vertical Type
Layout: Coaxial
Gear Shape: Worm Gear
Type: Worm Reducer
Customization:
Available

|

Customized Request

worm gearbox

Maintenance Tips for Prolonging the Life of a Worm Gearbox

Proper maintenance is essential to ensure the longevity and reliable performance of a worm gearbox. Here are some maintenance tips to consider:

  • Lubrication: Regularly check and replenish the lubricant in the gearbox. Use the recommended lubricant type and quantity specified by the manufacturer.
  • Lubrication Schedule: Follow a lubrication schedule based on the operating conditions and manufacturer recommendations. Regular lubrication prevents friction, reduces wear, and dissipates heat.
  • Temperature Monitoring: Keep an eye on the operating temperature of the gearbox. Excessive heat can degrade the lubricant and damage components.
  • Cleanliness: Keep the gearbox and surrounding area clean from debris and contaminants. Regularly inspect and clean the gearbox exterior.
  • Seal Inspection: Check for any leaks or damage to seals and gaskets. Replace them promptly to prevent lubricant leaks and contamination.
  • Alignment: Ensure proper alignment between the worm and worm wheel. Misalignment can lead to increased wear and reduced efficiency.
  • Torque Monitoring: Monitor the torque levels during operation. Excessive torque can cause overloading and premature wear.
  • Regular Inspections: Periodically inspect all components for signs of wear, damage, or unusual noise. Replace worn or damaged parts promptly.
  • Proper Usage: Operate the gearbox within its specified limits, including load, speed, and temperature. Avoid overloading or sudden changes in operating conditions.
  • Expert Maintenance: If major maintenance or repairs are needed, consult the manufacturer’s guidelines or seek the assistance of qualified technicians.

By following these maintenance tips and adhering to the manufacturer’s recommendations, you can extend the lifespan of your worm gearbox and ensure its optimal performance over time.

worm gearbox

Does a Worm Reducer Require Frequent Maintenance?

Worm reducers generally require less frequent maintenance compared to some other types of gearboxes due to their design and operating characteristics. However, maintenance is still essential to ensure optimal performance and longevity. Here are some key points to consider:

  • Lubrication: Proper lubrication is crucial for worm gearboxes. Regularly check the lubricant level and quality to prevent wear and overheating. Lubricant should be changed as recommended by the manufacturer.
  • Inspections: Periodically inspect the gearbox for signs of wear, damage, or oil leaks. Check for any unusual noises, vibrations, or changes in performance that could indicate a problem.
  • Tightening and Alignment: Check and tighten any loose fasteners and ensure that the gearbox is properly aligned. Misalignment can lead to increased wear and reduced efficiency.
  • Seal Maintenance: Inspect and maintain seals to prevent oil leakage and contaminants from entering the gearbox.
  • Cleaning: Keep the gearbox clean from debris and contaminants that could affect its performance. Regular cleaning can prevent premature wear and damage.
  • Load and Speed: Ensure that the gearbox is operating within its rated load and speed limits. Exceeding these limits can lead to accelerated wear and potential failure.
  • Environmental Conditions: Consider the operating environment of the gearbox. Extreme temperatures, humidity, and other factors can impact the gearbox’s performance and longevity.

While worm gearboxes are known for their durability and self-locking feature, neglecting maintenance can lead to premature wear, reduced efficiency, and potential breakdowns. Following the manufacturer’s recommendations for maintenance intervals and procedures is essential to keep the worm reducer in optimal condition.

worm gearbox

Lubrication Requirements for a Worm Gearbox

Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:

  • Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
  • Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
  • Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
  • Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
  • Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
  • Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
  • Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.

Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.

China manufacturer Nmrv+Nmrv Double Worm Speed Gearbox   gearbox definition		China manufacturer Nmrv+Nmrv Double Worm Speed Gearbox   gearbox definition
editor by CX 2023-09-21