Product Description
|
Model No |
NMRV571, NMRV030, NMRV040, NMRV050, NMRV063, NMRV075, NMRV090, NMRV110, NMRV130, NMRV150 |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Type |
Worm Gear Speed Reducer / Gearbox / Reductor |
|
Color |
Customized Color |
|
Packing |
Carton, Honey Comb Carton, Wooden Case with Wooden Pallet |
|
Usage |
Industrial Machine, Food Stuff, Ceramics, Chemical, Packing, Dyeing, Wood Working, Glass, etc. |
|
Flange |
IEC standard flange or customized dimensions |
|
Housing Material |
Aluminum&Cast iron |
|
Size |
11 sizes(WMRV25~WMRV185) |
|
Power |
0.06~22 KW |
|
Nominal torque |
≤2548 N.m |
|
Ratio |
5~100 |
PRODUCTS CHARACTERISTICS
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.
FAQ
Q1:Are you a manufacturer or trading company?
Yes, We are a leading manufacturer specialized in production of various kinds of small and medium-sized
motor.
Q2:How to choose a gearbox which meets our requirement?
You can refer to our catalogue to choose the gearbox or we can help to choose when you provide
the technical information of required output torque, output speed and motor parameter etc.
Q3:What information shall we give before placing a purchase order?
a) Type of the gearbox, ratio, input and output type, input flange, mounting position, and motor information etc.
b) Housing color.
c) Purchase quantity.
d) Other special requirements.
Q4:What industries are your gearboxes being used?
Our gearboxes are widely used in the areas of textile, food processing, beverage, chemical industry, escalator,automatic storage equipment, metallurgy, tabacco, environmental protection, logistics and etc.
Q5:How about your delivery time?
For micro brush dc gear motor, the sample delivery time is 2-5 days, bulk delivery time is about 15-20 days, depends on the order qty. For brushless dc motor, the sample deliver time is about 10-15 days; bulk time is 15-20 days.Please take the sales confirmation for final reference.
Q6:What’s your warranty terms?
One year
/* 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(/(.*?):(.*)$/))&&1
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Marine, Agricultural Machinery, Car |
|---|---|
| Function: | Distribution Power, Clutch, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | as for Request |
| Hardness: | Hardened Tooth Surface |
| Installation: | as for Request |
| Step: | as for Request |
| Samples: |
US$ 25/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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.
editor by CX 2024-05-16
China factory Nmrv025 Motovario-Like Nmrv Series Aluminium Worm Reduction Gearbox gearbox definition
Product Description
Characteristics:
(1)Large output torque
(2) Safe, reliable, economical and durable
(3) Stable transmission, quiet operation
(4) High heat-radiating efficiency, high carrying ability
(5) Combination of 2 single-step worm gear speed reducers, meeting the requirements of super speed ratio
(6) Mechanical gearboxes are widely used in the sectors,like foodstuff, ceramics, and chemical manufacturing, as well as packing, printing, dyeing and plastics
Technical data:
(1) Motor input power:0.06kw-15kw
(2) Output torque:4-2320N.M
(3) Speed ratio of worm gear peed reducer: 5/10/15/20/25/30/40/50/60/80/100
(4) With IEC motor input flange: 56B14/71B14/80B5/90B5…
Materials:
(1) NMRV571-NMRV090: Aluminium alloy housing
(2) NMRV110-150: Cast iron housing
(3) Bearing: CHINAMFG bearing & Homemade bearing
(4) Lubricant: Synthetic & Mineral
(5) The material of the worm mandrel is HT250, and the worm ring gear is ZQSn10-1.
(6) With high quality homemade bearings, assembled CHINAMFG oil seals & filled with high quality lubricant.
Operation&mantenance
(1)When worm speed reducer starts to work up to200-400 hours, its lubricant should be replaced.
(2)The gearbox need to replace the oil after 4000 hours.
(3)Worm reduction gearbox is fully filled with lubricant oil after finshed assembly.
(4)Lubricanting oil should be kept enough in the casing and checked at a fixed time.
Color:
(1) Blue / Light blue
(2) Silvery White
Quality control
(1) Quality guarantee: 1 year
(2) Certificate of quality: ISO9001:2000
(3) Every product must be tested before sending
| Motor power | Model | speed ratio | output speed | output toruqe |
| 0.06kw 1400rpm | NMRV030 | 5 | 280rpm | 2.0N.M |
| NMRV030 | 7.5 | 186rpm | 2.6N.M | |
| NMRV030 | 10 | 140rpm | 3.3N.M | |
| NMRV030 | 15 | 94rpm | 4.7N.M | |
| NMRV030 | 20 | 70rpm | 5.9N.M | |
| NMRV030 | 25 | 56rpm | 6.8N.M | |
| NMRV030 | 30 | 47rpm | 7.9N.M | |
| NMRV030 | 40 | 35rpm | 9.7N.M | |
| NMRV030 | 50 | 28rpm | 11.0N.M | |
| NMRV030 | 60 | 24rpm | 12.0N.M | |
| NMRV030 | 80 | 18rpm | 14.0N.M | |
| 0.09kw 1400rpm | NMRV030 | 5 | 280rpm | 2.7N.M |
| NMRV030 | 7.5 | 186rpm | 3.9N.M | |
| NMRV030 | 10 | 140rpm | 5.0N.M | |
| NMRV030 | 15 | 94rpm | 7.0N.M | |
| NMRV030 | 20 | 70rpm | 8.8N.M | |
| NMRV030 | 25 | 56rpm | 10.0N.M | |
| NMRV030 | 30 | 47rpm | 12.0N.M | |
| NMRV030 | 40 | 35rpm | 14.0N.M | |
| NMRV030 | 50 | 28rpm | 17.0N.M | |
| NMRV030 | 60 | 24rpm | 18.0N.M | |
| 0.12kw 1400rpm | NMRV030 | 5 | 280rpm | 3.6N.M |
| NMRV030 | 7.5 | 186rpm | 5.2N.M | |
| NMRV030 | 10 | 140rpm | 6.6N.M | |
| NMRV030 | 15 | 94rpm | 9.3N.M | |
| NMRV030 | 20 | 70rpm | 12.0N.M | |
| NMRV030 | 25 | 56rpm | 14.0N.M | |
| NMRV030 | 30 | 47rpm | 16.0N.M | |
| NMRV030 | 40 | 35rpm | 19.0N.M | |
| NMRV030 | 50 | 28rpm | 22.0N.M | |
| 0.18kw 1400rpm | NMRV030 | 5 | 280rpm | 5.3N.M |
| NMRV030 | 7.5 | 186rpm | 7.7N.M | |
| NMRV030 | 10 | 140rpm | 10.0N.M | |
| NMRV030 | 15 | 94rpm | 14.0N.M | |
| NMRV030 | 20 | 70rpm | 18.0N.M | |
| NMRV030 | 25 | 56rpm | 20.0N.M | |
| NMRV030 | 30 | 47rpm | 24.0N.M |
/* 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: | Reducer |
|---|---|
| Hardness: | Hardened |
| Type: | Worm and Wormwheel |
| Output Speed: | 14-280rpm |
| Input Speed: | 1400rpm |
| Ouput Torque: | 2.6-1195n.M |
| Customization: |
Available
| Customized Request |
|---|
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.
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.
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:
- Prepare the Workspace: Ensure you have a clean and organized workspace with the necessary tools and equipment.
- Positioning: Place the NMRV gearbox in the desired position on your machinery, making sure it aligns with the input and output components.
- 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.
- Mounting: Securely mount the NMRV gearbox to the machinery frame using appropriate fasteners. Follow the manufacturer’s recommendations for torque specifications.
- 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.
- Output Coupling: Similarly, connect the output shaft of the gearbox to the driven component using an appropriate coupling.
- Lubrication: Before operation, make sure to fill the gearbox with the recommended lubricant to ensure proper gear meshing and reduce friction.
- 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.
editor by CX 2024-05-15
China best Nmrv Reduction Aluminum Case Worm Gearbox sequential gearbox
Product Description
RV series Characteristics
- RV – Sizes:–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,Small gap
Basic models can be applied to a wide range of power reduction ratios from 5 to 1000.
Warranty: One year from date of delivery.
| WORM GEARBOX | |||||
| SNW SERIES | Output Speed Range: | ||||
| Type | Old Type | Output Torque | Output Shaft Dia. | 14rpm-280rpm | |
| SNW030 | RV030 | 21N.m | φ14 | Applicable Motor Power: | |
| SNW040 | RV040 | 45N.m | φ19 | 0.06kW-11kW | |
| SNW050 | RV050 | 84N.m | φ25 | Input Options1: | |
| SNW063 | RV063 | 160N.m | φ25 | With Inline AC Motor | |
| SNW075 | RV075 | 230N.m | φ28 | Input Options2: | |
| SNW090 | RV090 | 410N.m | φ35 | With Square flange | |
| SNW105 | RV105 | 630N.m | φ42 | Input Options3: | |
| SNW110 | RV110 | 725N.m | φ42 | With Input Shaft | |
| SNW130 | RV130 | 1050N.m | φ45 | Input Options4: | |
| SNW150 | RV150 | 1550N.m | φ50 | With Input Flange |
Starshine Drive
ZheJiang CHINAMFG Drive Co.,Ltd,the predecessor was a state-owned military mould enterprise, was established in 1965. CHINAMFG specializes in the complete power transmission solution for high-end equipment manufacturing industries based on the aim of “Platform Product, Application Design and Professional Service”.
CHINAMFG have a strong technical force with over 350 employees at present, including over 30 engineering technicians, 30 quality inspectors, covering an area of 80000 square CHINAMFG and kinds of advanced processing machines and testing equipments. We have a good foundation for the industry application development and service of high-end speed reducers & variators owning to the provincial engineering technology research center,the lab of gear speed reducers, and the base of modern R&D.
Our Team
Quality Control
Quality:Insist on Improvement,Strive for Excellence With the development of equipment manufacturing indurstry,customer never satirsfy with the current quality of our products,on the contrary,wcreate the value of quality.
Quality policy:to enhance the overall level in the field of power transmission
Quality View:Continuous Improvement , pursuit of excellence
Quality Philosophy:Quality creates value
3. Incoming Quality Control
To establish the AQL acceptable level of incoming material control, to provide the material for the whole inspection, sampling, immunity. On the acceptance of qualified products to warehousing, substandard goods to take return, check, rework, rework inspection; responsible for tracking bad, to monitor the supplier to take corrective measures
to prevent recurrence.
4. Process Quality Control
The manufacturing site of the first examination, inspection and final inspection, sampling according to the requirements of some projects, judging the quality change trend;
found abnormal phenomenon of manufacturing, and supervise the production department to improve, eliminate the abnormal phenomenon or state.
5. FQC(Final QC)
After the manufacturing department will complete the product, stand in the customer’s position on the finished product quality verification, in order to ensure the quality of
customer expectations and needs.
6. OQC(Outgoing QC)
After the product sample inspection to determine the qualified, allowing storage, but when the finished product from the warehouse before the formal delivery of the goods, there is a check, this is called the shipment inspection.Check content:In the warehouse storage and transfer status to confirm, while confirming the delivery of the product
is a product inspection to determine the qualified products.
Packing
Delivery
/* 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: | Motorcycle, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Layout: | Corner |
| Gear Shape: | Worm and Worm Wheel |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|
Safety Precautions When Working with NMRV Gearboxes
Working with NMRV (worm gear) gearboxes requires careful attention to safety to prevent accidents and injuries. Here are some essential safety precautions to consider:
- Personal Protective Equipment (PPE): Always wear appropriate PPE, such as gloves, safety glasses, and protective clothing, to protect yourself from potential hazards.
- Lockout-Tagout: Before performing any maintenance or repairs, ensure the equipment is properly shut down and locked out to prevent accidental startup.
- Training: Only qualified personnel with proper training and experience should work on NMRV gearboxes to minimize the risk of errors and accidents.
- Proper Tools: Use the correct tools for the job and ensure they are in good condition. Incorrect tools can cause damage or pose safety risks.
- Adequate Lighting: Work in well-lit areas to enhance visibility and reduce the risk of accidents caused by poor lighting.
- Secure Work Area: Ensure the work area is clean, organized, and free from clutter to prevent tripping hazards and improve overall safety.
- Lubrication: When applying lubricants, be cautious to avoid spills. Clean up any spills immediately to prevent slips and falls.
- Follow Manufacturer Guidelines: Adhere to the manufacturer’s instructions, maintenance schedules, and safety guidelines when working on NMRV gearboxes.
- Electrical Safety: If the gearbox is electrically powered, ensure proper electrical safety protocols are followed during maintenance or repairs.
- Avoid Overloading: Do not exceed the recommended load capacities of the gearbox to prevent mechanical failures and potential hazards.
- Stay Clear of Moving Parts: Keep hands, clothing, and other objects away from moving parts to prevent entanglement or injury.
- Emergency Procedures: Be familiar with emergency shutdown procedures and know how to respond in case of an unexpected situation.
By following these safety precautions, you can help ensure a safe working environment and minimize the risk of accidents or injuries when working with NMRV gearboxes.
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.
Choosing the Right Size NMRV Gearbox for Your Application
Selecting the appropriate size NMRV gearbox for your application involves considering several important factors:
- Input Power: Determine the power requirement of your application, including both the input speed and the required output torque.
- Service Factor: Take into account any potential overloads or unexpected conditions that may occur during operation. Applying a service factor ensures the gearbox can handle occasional peak loads.
- Output Speed: Calculate the desired output speed of the gearbox. This is crucial for ensuring the gearbox meets the requirements of your application.
- Operating Conditions: Consider the environmental conditions in which the gearbox will operate, including temperature, humidity, and exposure to dust or chemicals.
- Mounting and Space: Evaluate the available space for mounting the gearbox and ensure it fits within the allotted dimensions.
- Shaft Configuration: Determine whether the gearbox requires a specific shaft configuration or if additional components such as couplings are needed.
- Application Type: Consider the type of application the gearbox will be used in, such as conveyor systems, agitators, mixers, or other specific applications.
- Load Characteristics: Analyze the load characteristics, including the type of load (constant, intermittent, shock), to ensure the gearbox can handle the load variations.
It’s essential to work closely with gearbox manufacturers or distributors who can provide technical support and assist in selecting the right size NMRV gearbox based on your specific application requirements.
editor by CX 2024-05-07
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 |
|---|
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.
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.
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.
editor by CX 2024-05-06
China Standard Nmrv 050 Worm Gearbox Motovario-Like Nmrv Series Aluminium Worm Reduction Gearbox with Great quality
Product Description
Characteristics:
(1)Large output torque
(2) Safe, reliable, economical and durable
(3) Stable transmission, quiet operation
(4) High heat-radiating efficiency, high carrying ability
(5) Combination of 2 single-step worm gear speed reducers, meeting the requirements of super speed ratio
(6) Mechanical gearboxes are widely used in the sectors,like foodstuff, ceramics, and chemical manufacturing, as well as packing, printing, dyeing and plastics
Technical data:
(1) Motor input power:0.06kw-15kw
(2) Output torque:4-2320N.M
(3) Speed ratio of worm gear peed reducer: 5/10/15/20/25/30/40/50/60/80/100
(4) With IEC motor input flange: 56B14/71B14/80B5/90B5…
Materials:
(1) NMRV571-NMRV090: Aluminium alloy housing
(2) NMRV110-150: Cast iron housing
(3) Bearing: CHINAMFG bearing & Homemade bearing
(4) Lubricant: Synthetic & Mineral
(5) The material of the worm mandrel is HT250, and the worm ring gear is ZQSn10-1.
(6) With high quality homemade bearings, assembled CHINAMFG oil seals & filled with high quality lubricant.
Operation&mantenance
(1)When worm speed reducer starts to work up to200-400 hours, its lubricant should be replaced.
(2)The gearbox need to replace the oil after 4000 hours.
(3)Worm reduction gearbox is fully filled with lubricant oil after finshed assembly.
(4)Lubricanting oil should be kept enough in the casing and checked at a fixed time.
Color:
(1) Blue / Light blue
(2) Silvery White
Quality control
(1) Quality guarantee: 1 year
(2) Certificate of quality: ISO9001:2000
(3) Every product must be tested before sending
| Motor power | Model | speed ratio | output speed | output toruqe |
| 0.06kw 1400rpm | NMRV030 | 5 | 280rpm | 2.0N.M |
| NMRV030 | 7.5 | 186rpm | 2.6N.M | |
| NMRV030 | 10 | 140rpm | 3.3N.M | |
| NMRV030 | 15 | 94rpm | 4.7N.M | |
| NMRV030 | 20 | 70rpm | 5.9N.M | |
| NMRV030 | 25 | 56rpm | 6.8N.M | |
| NMRV030 | 30 | 47rpm | 7.9N.M | |
| NMRV030 | 40 | 35rpm | 9.7N.M | |
| NMRV030 | 50 | 28rpm | 11.0N.M | |
| NMRV030 | 60 | 24rpm | 12.0N.M | |
| NMRV030 | 80 | 18rpm | 14.0N.M | |
| 0.09kw 1400rpm | NMRV030 | 5 | 280rpm | 2.7N.M |
| NMRV030 | 7.5 | 186rpm | 3.9N.M | |
| NMRV030 | 10 | 140rpm | 5.0N.M | |
| NMRV030 | 15 | 94rpm | 7.0N.M | |
| NMRV030 | 20 | 70rpm | 8.8N.M | |
| NMRV030 | 25 | 56rpm | 10.0N.M | |
| NMRV030 | 30 | 47rpm | 12.0N.M | |
| NMRV030 | 40 | 35rpm | 14.0N.M | |
| NMRV030 | 50 | 28rpm | 17.0N.M | |
| NMRV030 | 60 | 24rpm | 18.0N.M | |
| 0.12kw 1400rpm | NMRV030 | 5 | 280rpm | 3.6N.M |
| NMRV030 | 7.5 | 186rpm | 5.2N.M | |
| NMRV030 | 10 | 140rpm | 6.6N.M | |
| NMRV030 | 15 | 94rpm | 9.3N.M | |
| NMRV030 | 20 | 70rpm | 12.0N.M | |
| NMRV030 | 25 | 56rpm | 14.0N.M | |
| NMRV030 | 30 | 47rpm | 16.0N.M | |
| NMRV030 | 40 | 35rpm | 19.0N.M | |
| NMRV030 | 50 | 28rpm | 22.0N.M | |
| 0.18kw 1400rpm | NMRV030 | 5 | 280rpm | 5.3N.M |
| NMRV030 | 7.5 | 186rpm | 7.7N.M | |
| NMRV030 | 10 | 140rpm | 10.0N.M | |
| NMRV030 | 15 | 94rpm | 14.0N.M | |
| NMRV030 | 20 | 70rpm | 18.0N.M | |
| NMRV030 | 25 | 56rpm | 20.0N.M | |
| NMRV030 | 30 | 47rpm | 24.0N.M |
/* 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: | Reducer |
|---|---|
| Hardness: | Hardened |
| Type: | Worm and Wormwheel |
| 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. |
|---|
Safety Precautions When Working with NMRV Gearboxes
Working with NMRV (worm gear) gearboxes requires careful attention to safety to prevent accidents and injuries. Here are some essential safety precautions to consider:
- Personal Protective Equipment (PPE): Always wear appropriate PPE, such as gloves, safety glasses, and protective clothing, to protect yourself from potential hazards.
- Lockout-Tagout: Before performing any maintenance or repairs, ensure the equipment is properly shut down and locked out to prevent accidental startup.
- Training: Only qualified personnel with proper training and experience should work on NMRV gearboxes to minimize the risk of errors and accidents.
- Proper Tools: Use the correct tools for the job and ensure they are in good condition. Incorrect tools can cause damage or pose safety risks.
- Adequate Lighting: Work in well-lit areas to enhance visibility and reduce the risk of accidents caused by poor lighting.
- Secure Work Area: Ensure the work area is clean, organized, and free from clutter to prevent tripping hazards and improve overall safety.
- Lubrication: When applying lubricants, be cautious to avoid spills. Clean up any spills immediately to prevent slips and falls.
- Follow Manufacturer Guidelines: Adhere to the manufacturer’s instructions, maintenance schedules, and safety guidelines when working on NMRV gearboxes.
- Electrical Safety: If the gearbox is electrically powered, ensure proper electrical safety protocols are followed during maintenance or repairs.
- Avoid Overloading: Do not exceed the recommended load capacities of the gearbox to prevent mechanical failures and potential hazards.
- Stay Clear of Moving Parts: Keep hands, clothing, and other objects away from moving parts to prevent entanglement or injury.
- Emergency Procedures: Be familiar with emergency shutdown procedures and know how to respond in case of an unexpected situation.
By following these safety precautions, you can help ensure a safe working environment and minimize the risk of accidents or injuries when working with NMRV gearboxes.
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.
Industries Using NMRV Gearboxes
NMRV gearboxes find widespread use in various industries due to their versatility and reliability. Some common industries include:
- Food and Beverage: NMRV gearboxes are used in conveyor systems, mixers, and packaging equipment.
- Material Handling: They are employed in conveyor belts, lifting equipment, and automated material handling systems.
- Automation and Robotics: NMRV gearboxes play a critical role in precise motion control and positioning in robotic systems.
- Textile: They are used in machinery for spinning, weaving, and fabric processing.
- Pharmaceutical: NMRV gearboxes are utilized in pill coating machines, mixers, and other pharmaceutical processing equipment.
- Agriculture: They find applications in irrigation systems, conveyor systems, and various agricultural machinery.
- Packaging: NMRV gearboxes are used in packaging machinery to ensure controlled movement and accuracy.
- Automotive: They are used in automated assembly lines and manufacturing processes in the automotive industry.
- Printing: NMRV gearboxes contribute to precise movement and synchronization in printing machinery.
- Energy: They are employed in wind turbine systems, solar tracking systems, and other renewable energy applications.
The adaptability and efficiency of NMRV gearboxes make them a preferred choice in industries that require reliable and precise power transmission solutions.
editor by CX 2024-04-30
China Standard Nmrv Series Worm Gear Box with Power 60W-15kw Worm Gear Reduction Motor comer gearbox
Product Description
Product Parameters
Editing and broadcasting of main materials
1. Body, die-casting aluminum alloy;
2. Worm shaft, 20 Crq steel, high temperature treatment;
3. Worm gear, nickel bronze alloy;
4. Aluminum alloy body, sandblasting and surface anti-corrosion treatment;
5. Cast iron body, painted with bIu RA5571.
Regular center distance specification editing and broadcasting
Center distance: 130 (unit: mm).
Output hole/shaft diameter: 11, 14, 18, 25, 28, 35, 42, 45 (unit: mm)
Detailed Photos
|
NMRV-063-30-VS–AS-80B5-0.75KW-B3 |
|||
|
NMRV |
Means hole-input with flange |
||
|
NRV |
Means shaft-input without flange |
||
|
063 |
Centre-to-centre spacing of worm-gear speed reducer |
||
|
30 |
ratio |
||
|
VS |
Double input shaft |
F1(FA) |
Flange putput shaft |
|
AS |
Single output shaft |
AB |
Double output shaft |
|
PAM |
|
80B5 |
Motor mounting facility |
|
0.75KW |
|
B3 |
Mounting position |
|
N2 |
NRV571 |
NRV030 |
NRV040 |
NRV050 |
NRV063 |
NRV075 |
NRV090 |
NRV110 |
NRV130 |
|
400 |
390 |
530 |
1571 |
1400 |
1830 |
2160 |
2390 |
3571 |
3950 |
|
250 |
460 |
620 |
1200 |
1650 |
2150 |
2520 |
2800 |
3530 |
4610 |
|
150 |
550 |
740 |
1420 |
1960 |
2450 |
2990 |
3310 |
4180 |
5470 |
|
100 |
630 |
850 |
1620 |
2250 |
2910 |
3430 |
3800 |
4790 |
6260 |
|
60 |
740 |
1000 |
1920 |
2660 |
3450 |
4060 |
4500 |
5680 |
7420 |
|
40 |
850 |
1150 |
2200 |
3050 |
3950 |
4650 |
5150 |
6500 |
8500 |
|
25 |
990 |
1350 |
2570 |
3570 |
4620 |
5440 |
6571 |
7600 |
9940 |
|
10 |
1350 |
1830 |
3490 |
4840 |
6270 |
7380 |
8180 |
10320 |
13500 |
|
|
|
|
|
|
|
|
|
|
|
|
A |
50 |
65 |
84 |
101 |
120 |
131 |
162 |
191 |
203 |
|
B |
38 |
50 |
64 |
76 |
95 |
101 |
122 |
151 |
163 |
Use and safety guarantee
1. Please check and confirm the matching intensity between worm gear reducer and mechanical equipment before use to assure that it is in the safety range of worm gear reducer performance parameters
2. Worm gear reducer has filled with WA460 lubricating oil. Please replace the lubricating oil after the first starting of 400 hours and after then 4000 hours for lubricating oil replacing cycle
3. There should be enough lubrication in worm gear box and keep regular check with the oil level.
4. When installation. please be careful to avoid sharp instruments bruising the oil seals on output shaft to cause leakage
5. Please confirm the rotation direction before mechanical connection. If the rotation direction is not correct, it will possible injury or damage the devices
6. Please set safety covers in rotating position to avoid of injuring
7. Please pay full attention: it is very dangerous if there is off or falling when movin
/* 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) | |
|---|
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.
- Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
- Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
- Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
- 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.
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.
Choosing the Right Size NMRV Gearbox for Your Application
Selecting the appropriate size NMRV gearbox for your application involves considering several important factors:
- Input Power: Determine the power requirement of your application, including both the input speed and the required output torque.
- Service Factor: Take into account any potential overloads or unexpected conditions that may occur during operation. Applying a service factor ensures the gearbox can handle occasional peak loads.
- Output Speed: Calculate the desired output speed of the gearbox. This is crucial for ensuring the gearbox meets the requirements of your application.
- Operating Conditions: Consider the environmental conditions in which the gearbox will operate, including temperature, humidity, and exposure to dust or chemicals.
- Mounting and Space: Evaluate the available space for mounting the gearbox and ensure it fits within the allotted dimensions.
- Shaft Configuration: Determine whether the gearbox requires a specific shaft configuration or if additional components such as couplings are needed.
- Application Type: Consider the type of application the gearbox will be used in, such as conveyor systems, agitators, mixers, or other specific applications.
- Load Characteristics: Analyze the load characteristics, including the type of load (constant, intermittent, shock), to ensure the gearbox can handle the load variations.
It’s essential to work closely with gearbox manufacturers or distributors who can provide technical support and assist in selecting the right size NMRV gearbox based on your specific application requirements.
editor by CX 2024-04-26
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 |
|---|
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.
- Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
- Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
- Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
- 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.
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.
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.
editor by CX 2024-04-09
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) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
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.
- Identify Input Torque: Determine the input torque required by the application, taking into account factors such as load, speed, and efficiency.
- Calculate Output Torque: Use the gear ratio of the NMRV gearbox to calculate the output torque needed to achieve the desired output speed.
- Consider Efficiency: Take into account the efficiency of the NMRV gearbox. The actual output torque will be influenced by the gearbox’s mechanical efficiency.
- 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.
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.
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.
editor by CX 2024-03-29
China Best Sales Nmrv Series Worm Gear Box Reduction Marine Gearbox 1 20 Ratio Gearbox Gearmotor Aluminum Worm Speed Gearbox with Hot selling
Product Description
High Rpm RV series Aluminum Alloy Worm Gear box NMRV 571-150 Reducer Variable Wheel Drive Speed Reduction Worm Gearbox
Product Parameters
Editing and broadcasting of main materials
1. Body, die-casting aluminum alloy;
2. Worm shaft, 20 Crq steel, high temperature treatment;
3. Worm gear, nickel bronze alloy;
4. Aluminum alloy body, sandblasting and surface anti-corrosion treatment;
5. Cast iron body, painted with bIu RA5571.
Regular center distance specification editing and broadcasting
Center distance: 130 (unit: mm).
Output hole/shaft diameter: 11, 14, 18, 25, 28, 35, 42, 45 (unit: mm)
Products Description
NMRV worm gearbox reducer is a commodity with sophisticated design and continuous improvements, its main features are made of high quality aluminum alloy, light weight and non-rusting, larget output toque, smooth running and low noise, high radiating efficiency, good looking apprearance, derable service life, small volume and suitable for all mounting positions.
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
Exploded View:
About CHINAMFG Transmission:
We are a professional reducer manufacturer located in HangZhou, ZheJiang 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.
/* 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) | |
|---|
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.
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.
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:
- Prepare the Workspace: Ensure you have a clean and organized workspace with the necessary tools and equipment.
- Positioning: Place the NMRV gearbox in the desired position on your machinery, making sure it aligns with the input and output components.
- 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.
- Mounting: Securely mount the NMRV gearbox to the machinery frame using appropriate fasteners. Follow the manufacturer’s recommendations for torque specifications.
- 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.
- Output Coupling: Similarly, connect the output shaft of the gearbox to the driven component using an appropriate coupling.
- Lubrication: Before operation, make sure to fill the gearbox with the recommended lubricant to ensure proper gear meshing and reduce friction.
- 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.
editor by CX 2024-03-27
China factory Nmrv Right Angle 90 Degree Reduction Worm Gear Reducer Gearbox wholesaler
Product Description
Nmrv Right Angle 90 Degree Reduction Worm Gear Reducer Gearbox
|
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 |
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 |
|---|
Using NMRV Gearboxes in High-Load Applications
NMRV gearboxes can be used in moderate to high-load applications, but their load capacity is generally limited compared to some other gearbox types. They are best suited for applications with light to moderate loads, such as conveyor systems, packaging equipment, and small machinery. It’s important to consider the specific load requirements and consult with gearbox manufacturers or engineers to ensure the chosen NMRV gearbox can handle the intended application’s load demands.
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.
Key Features of an NMRV Gearbox
NMRV gearboxes, also known as worm gear reducers, offer several key features that make them suitable for various applications:
- Compact Design: NMRV gearboxes are known for their compact and space-saving design, making them ideal for installations with limited space.
- High Efficiency: These gearboxes offer relatively high efficiency levels, which ensures efficient power transmission and reduced energy loss.
- Speed Reduction: NMRV gearboxes are primarily used for speed reduction applications, where the input speed is reduced while torque is increased.
- Torque Multiplication: The worm and worm wheel mechanism allows for torque multiplication, making NMRV gearboxes suitable for applications requiring high torque output.
- Self-Locking: The helical design of the worm causes self-locking, preventing the output shaft from back-driving the input shaft and providing mechanical locking.
- Smooth Operation: NMRV gearboxes offer smooth and quiet operation, making them suitable for applications where noise reduction is important.
- Wide Range of Ratios: These gearboxes come in a wide range of gear ratios, allowing users to select the appropriate ratio for their specific application.
- Low Maintenance: The simple design and few moving parts contribute to the low maintenance requirements of NMRV gearboxes.
- Versatility: NMRV gearboxes are versatile and can be used in various industries and applications, including conveyor systems, food processing, packaging, and more.
It’s important to consider these key features when selecting an NMRV gearbox for your specific application to ensure optimal performance and efficiency.
editor by CX 2024-03-10