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 |
Application: | Reducer |
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Hardness: | Hardened |
Type: | Worm and Wormwheel |
Customization: |
Available
| Customized Request |
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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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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.
Does a Worm Reducer Require Frequent Maintenance?
Worm reducers generally require less frequent maintenance compared to some other types of gearboxes due to their design and operating characteristics. However, maintenance is still essential to ensure optimal performance and longevity. Here are some key points to consider:
- Lubrication: Proper lubrication is crucial for worm gearboxes. Regularly check the lubricant level and quality to prevent wear and overheating. Lubricant should be changed as recommended by the manufacturer.
- Inspections: Periodically inspect the gearbox for signs of wear, damage, or oil leaks. Check for any unusual noises, vibrations, or changes in performance that could indicate a problem.
- Tightening and Alignment: Check and tighten any loose fasteners and ensure that the gearbox is properly aligned. Misalignment can lead to increased wear and reduced efficiency.
- Seal Maintenance: Inspect and maintain seals to prevent oil leakage and contaminants from entering the gearbox.
- Cleaning: Keep the gearbox clean from debris and contaminants that could affect its performance. Regular cleaning can prevent premature wear and damage.
- Load and Speed: Ensure that the gearbox is operating within its rated load and speed limits. Exceeding these limits can lead to accelerated wear and potential failure.
- Environmental Conditions: Consider the operating environment of the gearbox. Extreme temperatures, humidity, and other factors can impact the gearbox’s performance and longevity.
While worm gearboxes are known for their durability and self-locking feature, neglecting maintenance can lead to premature wear, reduced efficiency, and potential breakdowns. Following the manufacturer’s recommendations for maintenance intervals and procedures is essential to keep the worm reducer in optimal condition.
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 2023-10-19