Product Description
Manufacturer High Transmission Efficiency NMRV Series Reducers High Torque Aluminum Housing Worm Gear Box
Features
1. Light in weight and non-rusting
2. Smooth in running, can work a long time in dreadful conditions
3. High efficiency, low noise
4. Good-looking in appearance, durable in service life, and small in volume
Product Photos
Product Description
| Model | 571 ~ 150 |
| Power | 0.06kw ~ 15kw |
| Input speed | 750rpm ~ 2000rpm |
| Reduction ratio | 1/5 ~ 1/100 |
| Input motor | AC (1 phase or 3 phase) / DC / BLDC / Stepper / Servo |
| Output shaft | Solid shaft / Hollow shaft / Output flange… |
| Dimension standard | Metric size / Inch size |
| Material of housing | die-cast aluminum / Cast iron / Stainless steel |
| Accessories | Flange / CHINAMFG shaft / Torque arm / Cover … |
FAQ
Q: Can you make the gearbox with customization?
A: Yes, we can customize as promised, like flange, shaft, configuration, material, etc.
Q: Do you provide samples?
A: Yes. The sample is available for testing.
Q: What is your MOQ?
A: It is 10pcs for the beginning of our business.
Q: What’s your lead time?
A: Standard products need 5-30 days, a bit longer for customized products.
Q: Do you provide technical support?
A: Yes. Our company has design and development team, we can provide technical support if you
need.
Q: How do you ship to us?
A: It is available by air, by sea, or by train.
Q: How to pay the money?
A: T/T and L/C are preferred, with a different currency, including USD, EUR, RMB, etc.
Q: How can I know if the product is suitable for me?
A: >1ST confirm drawing and specification >2nd test sample >3rd start mass production.
Q: Can I come to your company to visit?
A: Yes, you are welcome to visit us at any time.
Q: How shall we contact you?
A: You can send an inquiry directly, and we will respond within 24 hours.
/* 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(/(.*?):(.*)$/))&&1
| Application: | Motor, Machinery, Marine, Agricultural Machinery |
|---|---|
| Function: | Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Right Angle |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | Order Sample Aluminum/Cast Iron
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| Customization: |
Available
| Customized Request |
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.shipping-cost-tm .tm-status-off{background: none;padding:0;color: #1470cc}
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
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| Payment Method: |
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Initial Payment Full Payment |
| Currency: | US$ |
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| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
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Common Problems and Troubleshooting for Worm Gearboxes
Worm gearboxes, like any mechanical component, can experience various issues over time. Here are some common problems that may arise and possible troubleshooting steps:
- Overheating: Overheating can occur due to factors such as inadequate lubrication, excessive loads, or high operating temperatures. Check lubrication levels, ensure proper ventilation, and reduce loads if necessary.
- Noise and Vibration: Excessive noise and vibration may result from misalignment, worn gears, or improper meshing. Check for misalignment, inspect gear teeth for wear, and ensure proper gear meshing.
- Leakage: Oil leakage can be caused by damaged seals or gaskets. Inspect seals and gaskets, and replace them if necessary.
- Reduced Efficiency: Efficiency loss can occur due to friction, wear, or misalignment. Regularly monitor gearbox performance, ensure proper lubrication, and address any wear or misalignment issues.
- Backlash: Excessive backlash can affect precision and accuracy. Adjust gear meshing and reduce backlash to improve performance.
- Seizure or Binding: Seizure or binding can result from inadequate lubrication, debris, or misalignment. Clean the gearbox, ensure proper lubrication, and address misalignment issues.
- Worn Gears: Worn gear teeth can lead to poor performance. Regularly inspect gears for signs of wear, and replace worn gears as needed.
- Seal Wear: Seals can wear over time, leading to leakage and contamination. Inspect seals regularly and replace them if necessary.
If you encounter any of these problems, it’s important to address them promptly to prevent further damage and maintain the performance of your worm gearbox. Regular maintenance, proper lubrication, and addressing issues early can help extend the lifespan and reliability of the gearbox.
How to Calculate the Efficiency of a Worm Gearbox
Calculating the efficiency of a worm gearbox involves determining the ratio of output power to input power. Efficiency is a measure of how well the gearbox converts input power into useful output power without losses. Here’s how to calculate it:
- Step 1: Measure Input Power: Measure the input power (Pin) using a power meter or other suitable measuring equipment.
- Step 2: Measure Output Power: Measure the output power (Pout) that the gearbox is delivering to the load.
- Step 3: Calculate Efficiency: Calculate the efficiency (η) using the formula: Efficiency (η) = (Output Power / Input Power) * 100%
For example, if the input power is 1000 watts and the output power is 850 watts, the efficiency would be (850 / 1000) * 100% = 85%.
It’s important to note that efficiencies can vary based on factors such as gear design, lubrication, wear, and load conditions. The calculated efficiency provides insight into how effectively the gearbox is converting power, but it’s always a good practice to refer to manufacturer specifications for gearbox efficiency ratings.
Types of Worm Gear Configurations and Their Uses
Worm gear configurations vary based on the arrangement of the worm and the gear it engages with. Here are common types and their applications:
- Single Enveloping Worm Gear: This configuration offers high torque transmission and efficiency. It’s used in heavy-duty applications like mining equipment and industrial machinery.
- Double Enveloping Worm Gear: With increased contact area, this type provides higher load capacity and improved efficiency. It’s used in aerospace applications, robotics, and precision machinery.
- Non-Throated Worm Gear: This type has a cylindrical worm without a throat. It’s suitable for applications requiring precise motion control, such as CNC machines and robotics.
- Throated Worm Gear: Featuring a throat in the worm, this configuration offers smooth engagement and higher load capacity. It’s used in conveyors, elevators, and automotive applications.
- Non-Modular Worm Gear: In this design, the worm and gear are a matched set, resulting in better meshing and efficiency. It’s utilized in various industries where customization is essential.
- Modular Worm Gear: This type allows interchangeability of worm and gear components, providing flexibility in design and maintenance. It’s commonly used in conveyors, mixers, and material handling systems.
Selecting the appropriate worm gear configuration depends on factors such as load capacity, efficiency, precision, and application requirements. Consulting gearbox experts can help determine the best configuration for your specific needs.
editor by CX 2024-03-13
China high quality Manual Declutch Override Gear Box for Pneumatic Actuator with Great quality
Product Description
Manual Declutch Override Gear box for Pneumatic Actuator
Features
- Compact and light weight
- ISO 5211 mounting pattern
- Machined gear teeth provide smoothest operation and longer life
- High cycle life with low friction of all moving and sliding surfaces
- Modular design provide the most efficient and effective solution to a full range of manual overriding requirements.
- Protection grade IP65
Product Specification
|
No. |
Name |
Material |
No. |
Name |
Material |
|
1 |
Shaft |
45# Steel |
6 |
Pull Rod |
304 |
|
2 |
Seal Ring |
CHINAMFG |
7 |
Body |
Aluminium Die Casting |
|
3 |
Snap Spring |
Spring Steel |
8 |
Seal Ring |
CHINAMFG |
|
4 |
Upper End Cap |
Aluminium Die Casting |
9 |
Gear |
QT500 |
|
5 |
Screw |
304 |
10 |
Reducing Sleeve |
QT400 |
|
11 |
Worm |
QT400 |
|
|
Product Details Show
Product Processing Show
Product Packing
Product Application
Product Test Machine
Certificate
Contact Us
Web: tychenfluid /* 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(/(.*?):(.*)$/))&&1
| Certification: | ISO, CE |
|---|---|
| Power Supply: | Manual |
| Power Source: | Manual |
| Temperature: | Ordinary Temperature |
| Connection: | Flange |
| Material: | Cast Iron |
| Samples: |
US$ 50/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Can a Worm Gearbox Be Used in Heavy-Duty Machinery?
Yes, a worm gearbox can be used in heavy-duty machinery and is often chosen for such applications due to its inherent characteristics and advantages:
- High Torque Transmission: Worm gearboxes are known for their ability to transmit high torque loads, making them suitable for heavy-duty machinery that requires significant power transmission.
- Load Distribution: The design of worm gears provides robust load distribution and excellent contact between the worm and worm wheel teeth. This enhances their load-carrying capacity, making them capable of handling heavy loads without premature wear or failure.
- Compact Design: Worm gearboxes are compact and offer high reduction ratios in a single stage. This allows for the reduction of high input speeds to lower output speeds, often required in heavy-duty machinery.
- Overload Protection: Worm gears have a natural self-locking feature, which means the gear cannot be easily back-driven by external forces. This feature provides inherent overload protection, preventing damage to the gearbox and machinery in cases of sudden load spikes.
- Smooth Operation: Worm gearboxes offer smooth and steady operation, which is crucial for heavy-duty machinery where precision and controlled movement are essential.
However, when considering the use of a worm gearbox in heavy-duty applications, it’s important to ensure proper engineering and sizing. The design should account for factors such as load, speed, duty cycle, lubrication, and temperature to ensure optimal performance and longevity.
Overall, worm gearboxes are well-suited for heavy-duty machinery across various industries, including mining, construction, manufacturing, and more.
How to Calculate the Efficiency of a Worm Gearbox
Calculating the efficiency of a worm gearbox involves determining the ratio of output power to input power. Efficiency is a measure of how well the gearbox converts input power into useful output power without losses. Here’s how to calculate it:
- Step 1: Measure Input Power: Measure the input power (Pin) using a power meter or other suitable measuring equipment.
- Step 2: Measure Output Power: Measure the output power (Pout) that the gearbox is delivering to the load.
- Step 3: Calculate Efficiency: Calculate the efficiency (η) using the formula: Efficiency (η) = (Output Power / Input Power) * 100%
For example, if the input power is 1000 watts and the output power is 850 watts, the efficiency would be (850 / 1000) * 100% = 85%.
It’s important to note that efficiencies can vary based on factors such as gear design, lubrication, wear, and load conditions. The calculated efficiency provides insight into how effectively the gearbox is converting power, but it’s always a good practice to refer to manufacturer specifications for gearbox efficiency ratings.
How Does a Worm Gearbox Compare to Other Types of Gearboxes?
Worm gearboxes offer unique advantages and characteristics that set them apart from other types of gearboxes. Here’s a comparison between worm gearboxes and some other common types:
- Helical Gearbox: Worm gearboxes have higher torque multiplication, making them suitable for heavy-load applications, while helical gearboxes are more efficient and offer smoother operation.
- Bevel Gearbox: Worm gearboxes are compact and can transmit motion at right angles, similar to bevel gearboxes, but worm gearboxes have self-locking capabilities.
- Planetary Gearbox: Worm gearboxes provide high torque output and are cost-effective for applications with high reduction ratios, whereas planetary gearboxes offer higher efficiency and can handle higher input speeds.
- Spur Gearbox: Worm gearboxes have better shock load resistance due to their sliding motion, while spur gearboxes are more efficient and suitable for lower torque applications.
- Cycloidal Gearbox: Cycloidal gearboxes have high shock load capacity and compact design, but worm gearboxes are more cost-effective and can handle higher reduction ratios.
While worm gearboxes have advantages such as high torque output, compact design, and self-locking capability, the choice between gearbox types depends on the specific requirements of the application, including torque, efficiency, speed, and space limitations.
editor by CX 2024-03-12
China OEM Reducer, Worm Gear Reducer, Speed Reducer Gearboxes High Speed Gearbox Reducer Nmrv-030-5-5614 differential gearbox
Product Description
Reducer, Worm Gear Reducer, Speed Reducer Gearboxes High Speed Gearbox Reducer NMRV-030-5-5614
Product Description
|
Type |
Reduction gearbox |
|
Rated power |
3KW/4KW/5.5KW/7.5KW/11KW |
|
Product name |
Gearbox |
|
Model |
NMRV150 |
|
Material |
Cast iron |
|
Features |
Conveyor belt/transportation/industrial, small size, high heat dissipation, smooth transmission, low noise |
Technical performance and selection reference
|
Motor power |
Model |
speed ratio |
output speed |
output toruqe |
|
0.25kw 1400rpm |
RV075 |
60 |
24rpm |
68.0N.M |
|
RV075 |
80 |
18rpm |
80.0N.M |
|
|
RV075 |
100 |
14rpm |
94.0N.M |
|
|
0.37kw 1400rpm |
RV075 |
40 |
35rpm |
74.0N.M |
|
RV075 |
50 |
28rpm |
88.0N.M |
|
|
RV075 |
60 |
24rpm |
97.0N.M |
|
|
RV075 |
80 |
18rpm |
119.0N.M |
|
|
RV075 |
100 |
14rpm |
139.0N.M |
|
|
0.55kw 1400rpm |
RV075 |
25 |
56rpm |
76.0N.M |
|
RV075 |
30 |
47rpm |
87.0N.M |
|
|
RV075 |
40 |
35rpm |
108.0N.M |
|
|
RV075 |
50 |
28rpm |
128.0N.M |
|
|
RV075 |
60 |
24rpm |
144.0N.M |
|
|
RV075 |
80 |
18rpm |
177.0N.M |
|
|
RV075 |
100 |
14rpm |
206.0N.M |
|
|
0.75kw 1400rpm |
RV075 |
15 |
94rpm |
66.0N.M |
|
RV075 |
20 |
70rpm |
85.0N.M |
|
|
RV075 |
25 |
56rpm |
101.0N.M |
|
|
RV075 |
30 |
47rpm |
117.0N.M |
|
|
RV075 |
40 |
35rpm |
147.0N.M |
|
|
RV075 |
50 |
28rpm |
174.0N.M |
|
|
RV075 |
60 |
24rpm |
196.0N.M |
|
|
RV075 |
80 |
18rpm |
250.0N.M |
|
|
1.1kw 1400rpm |
RV075 |
10 |
140rpm |
66.0N.M |
|
RV075 |
15 |
94rpm |
95.0N.M |
|
|
RV075 |
20 |
70rpm |
122.0N.M |
|
|
RV075 |
25 |
56rpm |
148.0N.M |
|
|
RV075 |
30 |
47rpm |
171.0N.M |
|
|
RV075 |
40 |
35rpm |
216.0N.M |
|
|
RV075 |
50 |
28rpm |
263.0N.M |
|
|
RV075 |
60 |
24rpm |
297.0N.M |
|
|
1.5kw 1400rpm |
RV075 |
7.5 |
186rpm |
68.0N.M |
|
RV075 |
10 |
140rpm |
89.0N.M |
|
|
RV075 |
15 |
94rpm |
129.0N.M |
|
|
RV075 |
20 |
70rpm |
166.0N.M |
|
|
RV075 |
25 |
56rpm |
202.0N.M |
|
|
RV075 |
30 |
47rpm |
233.0N.M |
|
|
RV075 |
40 |
35rpm |
299.0N.M |
|
|
2.2kw 1400rpm |
RV075 |
7.5 |
186rpm |
99.0N.M |
|
RV075 |
10 |
140rpm |
131.0N.M |
|
|
RV075 |
15 |
94rpm |
189.0N.M |
|
|
RV075 |
20 |
70rpm |
249.0N.M |
|
|
RV075 |
25 |
56rpm |
304.0N.M |
|
|
RV075 |
30 |
47rpm |
247.0N.M |
|
|
3.0kw 1400rpm |
RV075 |
7.5 |
186rpm |
135.0N.M |
|
RV075 |
10 |
140rpm |
178.0N.M |
|
|
RV075 |
15 |
94rpm |
258.0N.M |
|
|
4.0kw 1400rpm |
RV075 |
7.5 |
186rpm |
180.0N.M |
|
RV075 |
10 |
140rpm |
237.0N.M |
Specification
|
Product name |
SNRV worm gear reducer |
|
Ratio |
5,7.5,10,15,20,25,30,40,50,60,80,100 |
|
Input power |
0.25~4.0 KW |
|
Color |
Blue/Silver/Black or on Request |
|
Weight |
9 Kg |
|
Material |
571-105 aluminum alloy, 110-150 cast iron |
|
The worm material is 20Cr carburized and quenched, the surface hardness reaches 58-62 degrees, and after processing, the |
|
|
Worm gear hub ductile iron QT500, tooth tin bronze ZQSN10-1 |
|
|
Oil seals |
CHINAMFG |
|
Input form |
SMRV : fitted for motor flanged coupling |
|
SMRV:The tail of the worm has an extension shaft |
|
|
SRV: with input shaft |
|
|
SRV-E : With bidirectional input shaft worm |
|
|
Suitable motor pole |
2pole,4pole,6pole |
|
Inch size |
Available |
|
Personal customization |
Available |
|
Extra service |
OEM |
|
Quality Assurance |
1 year |
|
Features |
High precision, smooth transmission, large output torque, low noise, long service life |
|
Suitable for omni-directional installation |
|
|
Can be easily mounted with various accessories like torque arms, different types of flanges, shafts and so on |
|
|
Good rust resistance |
|
Surface coating |
First, the shell is treated by surface particle blasting, and then, through special anticorrosion treatment, RAL5571 blue plastic |
|
After polishing and sanding, it is dried at high temperature and then sprayed with RAL5571 paint in the shell. |
|
/* March 10, 2571 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1
| Application: | Motor, Electric Cars, Motorcycle, Machinery, Agricultural Machinery |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Layout: | Coaxial |
| Gear Shape: | Conical – Cylindrical Gear |
| Step: | Stepless |
| Samples: |
US$ 9/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
How to Install and Align a Worm Reducer Properly
Proper installation and alignment of a worm reducer are crucial for ensuring optimal performance and longevity. Follow these steps to install and align a worm reducer:
- Preparation: Gather all the necessary tools, equipment, and safety gear before starting the installation process.
- Positioning: Place the worm reducer in the desired location, ensuring that it is securely mounted to a stable surface. Use appropriate fasteners and mounting brackets as needed.
- Shaft Alignment: Check the alignment of the input and output shafts. Use precision measurement tools to ensure that the shafts are parallel and in line with each other.
- Base Plate Alignment: Align the base plate of the reducer with the foundation or mounting surface. Ensure that the base plate is level and properly aligned before securing it in place.
- Bolt Tightening: Gradually and evenly tighten the mounting bolts to the manufacturer’s specifications. This helps ensure proper contact between the reducer and the mounting surface.
- Check for Clearance: Verify that there is enough clearance for any rotating components or parts that may move during operation. Avoid any interference that could cause damage or performance issues.
- Lubrication: Apply the recommended lubricant to the worm reducer according to the manufacturer’s guidelines. Proper lubrication is essential for smooth operation and reducing friction.
- Alignment Testing: After installation, run the worm reducer briefly without a load to check for any unusual noises, vibrations, or misalignment issues.
- Load Testing: Gradually introduce the intended load to the worm reducer and monitor its performance. Ensure that the reducer operates smoothly and efficiently under the load conditions.
It’s important to refer to the manufacturer’s installation guidelines and specifications for your specific worm reducer model. Proper installation and alignment will contribute to the gearbox’s reliability, efficiency, and overall functionality.
Worm Gearboxes in Conveyor Systems: Benefits and Considerations
Worm gearboxes play a crucial role in conveyor systems, offering several benefits and considerations for their effective integration:
- Space Efficiency: Worm gearboxes have a compact design, making them suitable for applications with limited space, such as conveyor systems.
- High Reduction Ratios: Worm gearboxes can achieve high reduction ratios in a single stage, allowing for slower conveyor speeds without sacrificing torque.
- Self-Locking: Worm gearboxes have inherent self-locking properties, preventing the conveyor from moving when the motor is not actively driving it.
- Directional Control: Worm gearboxes facilitate directional control, enabling the conveyor to move forward or reverse as needed.
- Low Noise: Worm gearboxes often produce lower noise levels compared to other gearbox types, contributing to quieter conveyor operation.
However, there are also considerations to keep in mind when using worm gearboxes in conveyor systems:
- Efficiency: Worm gearboxes may have lower mechanical efficiency compared to some other gearbox types, leading to energy losses.
- Heat Generation: Worm gearboxes can generate more heat due to sliding contact between the worm and gear, necessitating proper cooling mechanisms.
- Lubrication: Proper lubrication is critical to prevent wear and ensure efficient operation. Regular maintenance is required to monitor lubrication levels.
- Load and Speed: Worm gearboxes are well-suited for applications with high torque and low to moderate speed requirements. They may not be optimal for high-speed conveyors.
Before integrating a worm gearbox into a conveyor system, it’s important to carefully consider the specific requirements of the application, including load, speed, space constraints, and efficiency needs. Consulting with gearbox experts and manufacturers can help ensure the right choice for the conveyor’s performance and longevity.
What is a Worm Gearbox and How Does It Work?
A worm gearbox, also known as a worm gear reducer, is a mechanical device used to transmit rotational motion and torque between non-parallel shafts. It consists of a worm screw and a worm wheel, both of which have helical teeth. The worm screw resembles a threaded cylinder, while the worm wheel is a gear with teeth that mesh with the worm screw.
The working principle of a worm gearbox involves the interaction between the worm screw and the worm wheel. When the worm screw is rotated, its helical teeth engage with the teeth of the worm wheel. As the worm screw rotates, it translates the rotational motion into a perpendicular motion, causing the worm wheel to rotate. This perpendicular motion allows the worm gearbox to achieve a high gear reduction ratio, making it suitable for applications that require significant speed reduction.
One of the key features of a worm gearbox is its ability to provide a high gear reduction ratio in a compact design. However, due to the sliding nature of the meshing teeth, worm gearboxes may exhibit higher friction and lower efficiency compared to other types of gearboxes. Therefore, they are often used in applications where efficiency is not the primary concern but where high torque and speed reduction are essential, such as conveyor systems, elevators, automotive steering systems, and certain industrial machinery.
editor by CX 2024-02-25