Product Description
Why Choose Us
Product Details
|
Type |
Worm Gear Speed Reducer/ gearbox |
|
Model |
WMRV 25/30/40/50/63/75/90/110/130/150/185 |
|
Ratio |
7.5,10,15,20,25,30,40,50,60,80,100. |
|
Color |
Blue(RAL5571)/Silver grey (K9149) Or On Customer Request |
|
Material |
Housing: Aluminum alloy(size 25~90) / Cast iron(size 110~185) |
|
Worm wheel: Aluminum Bronze or Tin Bronze |
|
| Worm shaft: 20CrMn Ti | |
|
Output Shaft: steel-45# |
|
|
Packing |
Carton, Honey Comb Carton, Wooden Case with wooden pallet |
| Warranty | 1 Year |
| Input Power | 0.09kw,0.18kw,1.1KW,1.5KW,2.2KW,3KW,4KW,5.5KW,7.5KW,11Kw and so on. |
| Usages | Industrial Machine: Food Stuff, Ceramics, CHEMICAL, Packing, Dyeing,Wood working, Glass. |
| IEC Flange | IEC standard flange or on customer request |
| Lubricant | Synthetic oil or worm gear oil |
Company Profile
Exhibition
Customized Service
Certificate&Honor
Customer Comments
FAQ
1. 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.
2. 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.
3. 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.
4. Do you sell motors?
We have stable motor suppliers who have been cooperating with us for a long-time. They can provide motors
with high quality.
/* 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(/(.*?):(.*)$/))&&1
| Application: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Distribution Power, Speed Changing, Speed Reduction, Speed Increase |
| Layout: | Coaxial |
| Samples: |
US$ 25/Piece
1 Piece(Min.Order) | Order Sample |
|---|
| Customization: |
Available
| Customized Request |
|---|
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|
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. |
|---|
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.
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.
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 2024-04-13
China supplier RV Worm Gearbox Manufacturer wholesaler
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: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Speed Reduction |
| Layout: | Worm and Wrom Wheel |
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|
Calculating Gear Ratio in a Worm Reducer
The gear ratio in a worm reducer is determined by the number of teeth on the worm wheel (also known as the worm gear) and the number of threads on the worm shaft. The gear ratio formula for a worm reducer is:
Gear Ratio = Number of Teeth on Worm Wheel / Number of Threads on Worm Shaft
For example, if the worm wheel has 60 teeth and the worm shaft has a single thread, the gear ratio would be 60:1.
It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.
When calculating the gear ratio, ensure that the worm reducer is properly designed and that the gear ratio aligns with the desired mechanical characteristics for your application. Additionally, consider factors such as efficiency, load capacity, and speed limitations when selecting a gear ratio for a worm reducer.
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.
Can a Worm Gearbox Provide High Torque Output?
Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.
The torque output of a worm gearbox is influenced by several factors:
- Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
- Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
- Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
- Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
- Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.
Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.
editor by CX 2024-04-08
China Good quality RV Worm Gearbox bevel 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”.
Starshine 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: | Motor, Machinery, Agricultural Machinery |
|---|---|
| Function: | Speed Reduction |
| Layout: | Corner |
| Hardness: | Hardened Tooth Surface |
| Installation: | Vertical Type |
| Step: | Single-Step |
| Customization: |
Available
| Customized Request |
|---|
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.
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.
How to Select the Right Worm Gearbox for Your Application
Selecting the right worm gearbox for your application involves careful consideration of various factors:
- Load Requirements: Determine the torque and load requirements of your application to ensure the selected gearbox can handle the load without compromising performance.
- Speed Reduction: Calculate the required gear reduction ratio to achieve the desired output speed. Worm gearboxes are known for high reduction ratios.
- Efficiency: Consider the gearbox’s efficiency, as worm gearboxes typically have lower efficiency due to the sliding action. Evaluate whether the efficiency meets your application’s needs.
- Space Constraints: Assess the available space for the gearbox. Worm gearboxes have a compact design, making them suitable for applications with limited space.
- Mounting Options: Determine the mounting orientation and configuration that best suits your application.
- Operating Environment: Consider factors such as temperature, humidity, and exposure to contaminants. Choose a gearbox with appropriate seals and materials to withstand the environment.
- Backlash: Evaluate the acceptable level of backlash in your application. Worm gearboxes may exhibit more backlash compared to other gear types.
- Self-Locking: If self-locking capability is required, confirm that the selected gearbox can prevent reverse motion without the need for external braking mechanisms.
- Maintenance: Consider the maintenance requirements of the gearbox. Some worm gearboxes require periodic lubrication and maintenance to ensure proper functioning.
- Cost: Balance the features and performance of the gearbox with the overall cost to ensure it aligns with your budget.
Consult with gearbox manufacturers or experts to get recommendations tailored to your specific application. Testing and simulations can also help validate the suitability of a particular gearbox for your needs.
editor by CX 2024-03-26
China best Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox synchromesh gearbox
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(/(.*?):(.*)$/))&&1
| Application: | Reducer |
|---|---|
| Layout: | Coaxial |
| Hardness: | Hardened |
| Samples: |
US$ 23/Piece
1 Piece(Min.Order) | Order Sample |
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| Customization: |
Available
| Customized Request |
|---|
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Shipping Cost:
Estimated freight per unit. |
about shipping cost and estimated delivery time. |
|---|
| Payment Method: |
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|---|---|
|
Initial Payment Full Payment |
| Currency: | US$ |
|---|
| Return&refunds: | You can apply for a refund up to 30 days after receipt of the products. |
|---|
Calculating Gear Ratio in a Worm Reducer
The gear ratio in a worm reducer is determined by the number of teeth on the worm wheel (also known as the worm gear) and the number of threads on the worm shaft. The gear ratio formula for a worm reducer is:
Gear Ratio = Number of Teeth on Worm Wheel / Number of Threads on Worm Shaft
For example, if the worm wheel has 60 teeth and the worm shaft has a single thread, the gear ratio would be 60:1.
It’s important to note that worm reducers have an inherent self-locking property due to the angle of the worm threads. As a result, the gear ratio also affects the mechanical advantage and the system’s ability to resist backdriving.
When calculating the gear ratio, ensure that the worm reducer is properly designed and that the gear ratio aligns with the desired mechanical characteristics for your application. Additionally, consider factors such as efficiency, load capacity, and speed limitations when selecting a gear ratio for a worm reducer.
How to Calculate the Input and Output Speeds of a Worm Gearbox?
Calculating the input and output speeds of a worm gearbox involves understanding the gear ratio and the principles of gear reduction. Here’s how you can calculate these speeds:
- Input Speed: The input speed (N1) is the speed of the driving gear, which is the worm gear in this case. It is usually provided by the manufacturer or can be measured directly.
- Output Speed: The output speed (N2) is the speed of the driven gear, which is the worm wheel. To calculate the output speed, use the formula:
N2 = N1 / (Z1 * i)
Where:
N2 = Output speed (rpm)
N1 = Input speed (rpm)
Z1 = Number of teeth on the worm gear
i = Gear ratio (ratio of the number of teeth on the worm gear to the number of threads on the worm)
It’s important to note that worm gearboxes are designed for gear reduction, which means that the output speed is lower than the input speed. Additionally, the efficiency of the gearbox, friction, and other factors can affect the actual output speed. Calculating the input and output speeds is crucial for understanding the performance and capabilities of the worm gearbox in a specific application.
Can a Worm Gearbox Provide High Torque Output?
Yes, a worm gearbox is capable of providing high torque output due to its unique design and principle of operation. Worm gears are known for their high torque multiplication capabilities, making them suitable for applications that require significant torque transfer.
The torque output of a worm gearbox is influenced by several factors:
- Lead Angle: The lead angle of the worm affects the mechanical advantage of the gear system. A larger lead angle can result in higher torque output.
- Worm Diameter: A larger diameter worm can offer increased torque output as it provides more contact area with the gear.
- Gear Ratio: The gear ratio between the worm and the gear determines the torque multiplication factor. A higher gear ratio leads to higher torque output.
- Lubrication: Proper lubrication is essential to minimize friction and ensure efficient torque transmission.
- Material and Quality: High-quality materials and precision manufacturing contribute to the gearbox’s ability to handle high torque loads.
Due to their ability to provide high torque output in a compact form factor, worm gearboxes are commonly used in various industrial applications, including heavy machinery, construction equipment, conveyor systems, and more.
editor by CX 2024-03-06
China manufacturer CZPT Drive RV Worm Gear Reducer Worm Gearbox automatic gearbox
Product Description
Aokman Drive RV Worm Gear Reducer Worm Gearbox
| Models | Rated Power | Rated Ratio | Input Hole Dia. | Input Shaft Dia. | Output Hole Dia. | Output Shaft Dia. |
| RV030 | 0.06KW~0.25KW | 5~80 | Φ9(Φ11) | Φ9 | Φ14 | Φ14 |
| RV050 | 0.12KW~1.5KW | 5~100 | Φ11(Φ14,Φ19) | Φ14 | Φ25(Φ24) | Φ25 |
| RV063 | 0.18KW~2.2KW | 7.5~100 | Φ14(Φ19,Φ24) | Φ19 | Φ25(Φ28) | Φ25 |
| RV075 | 0.25KW~4.0KW | 7.5~100 | Φ14(Φ19,Φ24,Φ28) | Φ24 | Φ28(Φ35) | Φ28 |
| RV090 | 0.37KW~4.0KW | 7.5~100 | Φ19(Φ24,Φ28) | Φ24 | Φ35(Φ38) | Φ35 |
| RV110 | 0.55KW~7.5KW | 7.5~100 | Φ19(Φ24,Φ28,Φ38) | Φ28 | Φ42 | Φ42 |
| RV130 | 0.75KW~7.5KW | 7.5~100 | Φ24(Φ28,Φ38) | Φ30 | Φ45 | Φ45 |
| RV150 | 2.2KW~15KW | 7.5~100 | Φ28(Φ38,Φ42) | Φ35 | Φ50 | Φ50 |
| Type | Worm Gearbox Speed Reducer |
| Model | NMRV 130 |
| Ratio | 5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100. |
| Color | Blue/silver Grey |
| Material |
Aluminum alloy |
| worm wheel: Wearable stannum bronze alloy. | |
| worm shaft: 20Cr, carbonize&quencher | |
| output shaft: 40CrMnTi | |
| Packing | Carton, Wooden Case. Wooden pallet. |
| Flange | IEC standard flange or customized |
| Bearing | BOM/JUWEI |
| Input power | 0.06kw, 0.09kw, 0.12kw, 0.18kw, 0.25kw, 0.37kw, 0.55kw, 0.75kw, 1.1kw, 1.5kw, 2.2kw, 3.0kw, 4.0kw, 5.5kw, 7.5kw, 11kw, 15kw. |
| Usages | Automation industry, medium mixers and so on. |
Features
Compact mechanical structure, small and efficient
With larger transmission ratio, large torque, high load capacity
Stable operation, small noise and durable
Easy to install, flexible, superior performance, easy maintenance
Good heat exchange performance, quick heat dissipation
The worm gear and worm reducer absorb domestic and foreign advanced technology, unique and novel box structure, the beautiful appearance is made of high quality aluminum alloy die casting.
Product Application
NMRV worm gearbox are widely used in the sectors, Like foodstuff,ceramics, and chemical manufacturing, as well as packing, printing, dyeing and plastics.
It is widely used as mechanical gearbox for metallurgy.mining ,transportation,water conservancy.chemical industry. Food. Beverage,textile,tobacco,packaging,environmental protection,and many other industries
Our Company
AOKMAN was founded in 1982, which has more than 36 years in R & D and manufacturing of gearboxes, gears, shaft, motor and spare parts.
We can offer the proper solution for uncountable applications. Our products are widely used in the ranges of metallurgical, steel, mining, pulp and paper, sugar and alcohol market and various other types of machines with a strong presence in the international market.
AOKMAN has become a reliable supplier, able to supply high quality gearboxes.With 36 years experience, we assure you the utmost reliability and security for both product and services.
1. More than 35 years experience in R&D and manufacturing, export gear motors & industrial gearboxes.
2. Standardization of the gearbox series
3. Strong design capability for large power & customized gearboxes.
4. High quality gearboxes and proven solutions provider.
5. Strict quality control process, stable quality.
6. Less than 2% of the quality complaints.
7. Modular design, short delivery time.
8. Quick response & professional services.
Wholesale Gear Motors Powerful NMRV 050 Worm Gearbox for Elevator
FAQ
1. 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.
2. 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.
3. 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,environmental protection, logistics and etc.
4. Do you sell motors?
Yes,We produce different types of motors.We can provide motors with high quality.
/* 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 |
|---|---|
| Hardness: | Hardened Tooth Surface |
| Installation: | 90 Degree |
| Layout: | Industry |
| Gear Shape: | Industry |
| Step: | Industry |
| 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.
Worm Gearbox vs. Helical Gearbox: A Comparison
Worm gearboxes and helical gearboxes are two popular types of gear systems, each with its own set of advantages and disadvantages. Let’s compare them:
| Aspect | Worm Gearbox | Helical Gearbox |
| Efficiency | Lower efficiency due to sliding friction between the worm and worm wheel. | Higher efficiency due to rolling contact between helical gear teeth. |
| Torque Transmission | Excellent torque transmission and high reduction ratios achievable in a single stage. | Good torque transmission, but may require multiple stages for high reduction ratios. |
| Noise and Vibration | Generally higher noise and vibration levels due to sliding action. | Lower noise and vibration levels due to smoother rolling contact. |
| Backlash | Higher inherent backlash due to the design. | Lower backlash due to meshing of helical teeth. |
| Efficiency at Higher Speeds | Less suitable for high-speed applications due to efficiency loss. | More suitable for high-speed applications due to higher efficiency. |
| Overload Protection | Natural self-locking feature provides some overload protection. | May not have the same level of inherent overload protection. |
| Applications | Commonly used for applications requiring high reduction ratios, such as conveyor systems and heavy-duty machinery. | Widely used in various applications including automotive transmissions, industrial machinery, and more. |
Both worm and helical gearboxes have their place in engineering, and the choice between them depends on the specific requirements of the application. Worm gearboxes are preferred for applications with high reduction ratios, while helical gearboxes are chosen for their higher efficiency and smoother operation.
Preventing Backlash in a Worm Gearbox
Backlash in a worm gearbox can lead to reduced accuracy, positioning errors, and decreased overall efficiency. Here are steps to prevent or minimize backlash:
- High-Quality Components: Use high-quality worm gears and worm wheels with tight manufacturing tolerances. Precision components will help reduce backlash.
- Proper Meshing: Ensure the worm gear and worm wheel are properly aligned and meshed. Improper meshing can lead to increased backlash.
- Preload: Applying a small amount of preload to the worm gear can help reduce backlash. However, excessive preload can increase friction and wear.
- Anti-Backlash Mechanisms: Consider using anti-backlash mechanisms, such as spring-loaded systems or adjustable shims, to compensate for any inherent backlash.
- Lubrication: Proper lubrication can reduce friction and play a role in minimizing backlash. Use a lubricant that provides good film strength and reduces wear.
- Maintenance: Regularly inspect and maintain the gearbox to identify and address any changes in backlash over time.
It’s important to strike a balance between reducing backlash and maintaining smooth operation. Consulting with gearbox experts and following manufacturer guidelines will help you optimize your worm gearbox’s performance while minimizing backlash.
editor by CX 2024-03-01
China Standard Hardened Tooth Surface RV Worm Gearbox for Mechanical Power Tansmission with Hot selling
Product Description
Product Description
Main Materials:
1)housing:aluminium alloy ADC12(size 571-090); die cast iron HT200(size 110-150);
2)Worm:20Cr, ZI Involute profile; carbonize&quencher heat treatment make gear surface hardness up to 56-62 HRC; After precision grinding, carburization layer’s thickness between 0.3-0.5mm.
3)Worm Wheel:wearable stannum alloy CuSn10-1
Detailed Photos
Combination Options:
Input:with input shaft, With square flange,With IEC standard input flange
Output:with torque arm, output flange, single output shaft, double output shaft, plastic cover
Worm reducers are available with diffferent combinations: NMRV+NMRV, NMRV+NRV, NMRV+PC, NMRV+UDL, NMRV+MOTORS
Exploded View:
Product Parameters
| Old Model |
New Model | Ratio | Center Distance | Power | Input Dia. | Output Dia. | Output Torque | Weight |
| RV571 | 7.5~100 | 25mm | 0.06KW~0.12KW | Φ9 | Φ11 | 21N.m | 0.7kgs | |
| RV030 | RW030 | 7.5~100 | 30mm | 0.06KW~0.25KW | Φ9(Φ11) | Φ14 | 45N.m | 1.2kgs |
| RV040 | RW040 | 7.5~100 | 40mm | 0.09KW~0.55KW | Φ9(Φ11,Φ14) | Φ18(Φ19) | 84N.m | 2.3kgs |
| RV050 | RW050 | 7.5~100 | 50mm | 0.12KW~1.5KW | Φ11(Φ14,Φ19) | Φ25(Φ24) | 160N.m | 3.5kgs |
| RV063 | RW063 | 7.5~100 | 63mm | 0.18KW~2.2KW | Φ14(Φ19,Φ24) | Φ25(Φ28) | 230N.m | 6.2kgs |
| RV075 | RW075 | 7.5~100 | 75mm | 0.25KW~4.0KW | Φ14(Φ19,Φ24,Φ28) | Φ28(Φ35) | 410N.m | 9.0kgs |
| RV090 | RW090 | 7.5~100 | 90mm | 0.37KW~4.0KW | Φ19(Φ24,Φ28) | Φ35(Φ38) | 725N.m | 13.0kgs |
| RV110 | RW110 | 7.5~100 | 110mm | 0.55KW~7.5KW | Φ19(Φ24,Φ28,Φ38) | Φ42 | 1050N.m | 35.0kgs |
| RV130 | RW130 | 7.5~100 | 130mm | 0.75KW~7.5KW | Φ24(Φ28,Φ38) | Φ45 | 1550N.m | 48.0kgs |
| RV150 | RW150 | 7.5~100 | 150mm | 2.2KW~15KW | Φ28(Φ38,Φ42) | Φ50 | 84.0kgs |
GMRV Outline Dimension:
| GMRV | A | B | C | C1 | D(H8) | E(h8) | F | G | G1 | H | H1 | I | M | N | O | P | Q | R | S | T | BL | β | b | t | V |
| 030 | 80 | 97 | 54 | 44 | 14 | 55 | 32 | 56 | 63 | 65 | 29 | 55 | 40 | 57 | 30 | 75 | 44 | 6.5 | 21 | 5.5 | M6*10(n=4) | 0° | 5 | 16.3 | 27 |
| 040 | 100 | 121.5 | 70 | 60 | 18(19) | 60 | 43 | 71 | 78 | 75 | 36.5 | 70 | 50 | 71.5 | 40 | 87 | 55 | 6.5 | 26 | 6.5 | M6*10(n=4) | 45° | 6 | 20.8(21.8) | 35 |
| 050 | 120 | 144 | 80 | 70 | 25(24) | 70 | 49 | 85 | 92 | 85 | 43.5 | 80 | 60 | 84 | 50 | 100 | 64 | 8.5 | 30 | 7 | M8*12(n=4) | 45° | 8 | 28.3(27.3) | 40 |
| 063 | 144 | 174 | 100 | 85 | 25(28) | 80 | 67 | 103 | 112 | 95 | 53 | 95 | 72 | 102 | 63 | 110 | 80 | 8.5 | 36 | 8 | M8*12(n=8) | 45° | 8 | 28.3(31.3) | 50 |
| 075 | 172 | 205 | 120 | 90 | 28(35) | 95 | 72 | 112 | 120 | 115 | 57 | 112.5 | 86 | 119 | 75 | 140 | 93 | 11 | 40 | 10 | M8*14(n=8) | 45° | 8(10) | 31.3(38.3) | 60 |
| 090 | 206 | 238 | 140 | 100 | 35(38) | 110 | 74 | 130 | 140 | 130 | 67 | 129.5 | 103 | 135 | 90 | 160 | 102 | 13 | 45 | 11 | M10*16(n=8) | 45° | 10 | 38.3(41.3) | 70 |
| 110 | 255 | 295 | 170 | 115 | 42 | 130 | – | 144 | 155 | 165 | 74 | 160 | 127.5 | 167.5 | 110 | 200 | 125 | 14 | 50 | 14 | M10*18(n=8) | 45° | 12 | 45.3 | 85 |
| 130 | 293 | 335 | 200 | 120 | 45 | 180 | – | 155 | 170 | 215 | 81 | 179 | 146.5 | 187.5 | 130 | 250 | 140 | 16 | 60 | 15 | M12*20(n=8) | 45° | 14 | 48.8 | 100 |
| 150 | 340 | 400 | 240 | 145 | 50 | 180 | – | 185 | 200 | 215 | 96 | 210 | 170 | 230 | 150 | 250 | 180 | 18 | 72.5 | 18 | M12*22(n=8) | 45° | 14 | 53.8 | 120 |
Company Profile
About CHINAMFG Transmission:
We are a professional reducer manufacturer located in HangZhou, ZHangZhoug province.
Our leading products is full range of RV571-150 worm reducers , also supplied GKM hypoid helical gearbox, GRC inline helical gearbox, PC units, UDL Variators and AC Motors, G3 helical gear motor.
Products are widely used for applications such as: foodstuffs, ceramics, packing, chemicals, pharmacy, plastics, paper-making, construction machinery, metallurgic mine, environmental protection engineering, and all kinds of automatic lines, and assembly lines.
With fast delivery, superior after-sales service, advanced producing facility, our products sell well both at home and abroad. We have exported our reducers to Southeast Asia, Eastern Europe and Middle East and so on.Our aim is to develop and innovate on basis of high quality, and create a good reputation for reducers.
Packing information:Plastic Bags+Cartons+Wooden Cases , or on request
We participate Germany Hannver Exhibition-ZheJiang PTC Fair-Turkey Win Eurasia
Logistics
After Sales Service
1.Maintenance Time and Warranty:Within 1 year after receiving goods.
2.Other Service: Including modeling selection guide, installation guide, and problem resolution guide, etc.
FAQ
1.Q:Can you make as per customer drawing?
A: Yes, we offer customized service for customers accordingly. We can use customer’s nameplate for gearboxes.
2.Q:What is your terms of payment ?
A: 30% deposit before production,balance T/T before delivery.
3.Q:Are you a trading company or manufacturer?
A:We are a manufacurer with advanced equipment and experienced workers.
4.Q:What’s your production capacity?
A:8000-9000 PCS/MONTH
5.Q:Free sample is available or not?
A:Yes, we can supply free sample if customer agree to pay for the courier cost
6.Q:Do you have any certificate?
A:Yes, we have CE certificate and SGS certificate report.
Contact information:
Ms Lingel Pan
For any questions just feel free ton contact me. Many thanks for your kind attention to our company!
| Application: | Motor, Machinery, Marine, Agricultural Machinery, Industry |
|---|---|
| Function: | Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction |
| Layout: | Right Angle |
| Hardness: | Hardened Tooth Surface |
| Installation: | Horizontal Type |
| Step: | Double-Step |
| Samples: |
US$ 10/Piece
1 Piece(Min.Order) | |
|---|
| Customization: |
Available
| Customized Request |
|---|
Self-Locking Properties in a Worm Gearbox
Yes, worm gearboxes exhibit self-locking properties, which can be advantageous in certain applications. Self-locking refers to the ability of a mechanism to prevent the transmission of motion from the output shaft back to the input shaft when the system is at rest. Worm gearboxes inherently possess self-locking properties due to the unique design of the worm gear and worm wheel.
The self-locking behavior arises from the angle of the helix on the worm shaft. In a properly designed worm gearbox, the helix angle of the worm is such that it creates a mechanical advantage that resists reverse motion. When the gearbox is not actively driven, the friction between the worm threads and the worm wheel teeth creates a locking effect.
This self-locking feature makes worm gearboxes particularly useful in applications where holding a load in position without external power is necessary. For instance, they are commonly used in situations where there’s a need to prevent a mechanism from backdriving, such as in conveyor systems, hoists, and jacks.
However, it’s important to note that while self-locking properties can be beneficial, they also introduce some challenges. The high friction between the worm gear and worm wheel during self-locking can lead to higher wear and heat generation. Additionally, the self-locking effect can reduce the efficiency of the gearbox when it’s actively transmitting motion.
When considering the use of a worm gearbox for a specific application, it’s crucial to carefully analyze the balance between self-locking capabilities and other performance factors to ensure optimal operation.
Worm Gearbox Applications in Robotics and Automation
Worm gearboxes play a crucial role in various robotics and automation applications due to their unique characteristics and benefits. Here are some common applications where worm gearboxes are used:
- Robotic Arm Movement: Worm gearboxes are employed in robotic arms to provide precise and controlled movement. The self-locking property of worm gearboxes helps maintain the arm’s position without requiring additional brakes.
- Conveyor Systems: In automated production lines, worm gearboxes are used to drive conveyor belts and move materials or products along assembly lines with accuracy.
- Precision Positioning: Worm gearboxes are used in precision positioning systems, such as those found in pick-and-place robots and CNC machines. They ensure accurate and repeatable movements.
- Pan and Tilt Mechanisms: Worm gearboxes are utilized in pan and tilt mechanisms of surveillance cameras, robotic cameras, and sensors. The self-locking feature helps stabilize and maintain the desired angle.
- Automated Gates and Doors: Worm gearboxes are used in automated gate and door systems to control their opening and closing movements smoothly and safely.
- Material Handling: Robots in warehouses and distribution centers use worm gearboxes to manipulate and lift objects, enhancing efficiency in material handling.
- Medical Robotics: Worm gearboxes are employed in medical robots for surgical procedures, diagnostic equipment, and rehabilitation devices, ensuring precise and controlled movements.
- Industrial Robots: Industrial robots rely on worm gearboxes for various tasks, including welding, painting, assembly, and packaging, where precise movements are essential.
- Automated Testing Equipment: In testing and inspection applications, worm gearboxes provide the necessary movement and positioning for accurate testing and measurements.
- Food and Beverage Industry: Worm gearboxes are used in automated food processing and packaging systems, ensuring hygienic and precise movement of products.
Worm gearboxes are preferred in these applications due to their compact size, high torque output, self-locking feature, and ability to provide a right-angle drive. However, selecting the right gearbox requires considering factors such as load, speed, efficiency, and environmental conditions.
Advantages of Using a Worm Reducer in Mechanical Systems
Worm reducers offer several advantages that make them suitable for various mechanical systems:
- High Gear Reduction Ratio: Worm gearboxes provide significant speed reduction, making them ideal for applications that require a high gear reduction ratio without the need for multiple gears.
- Compact Design: Worm reducers have a compact and space-saving design, allowing them to be used in applications with limited space.
- Self-Locking: Worm gearboxes exhibit self-locking properties, which means that the worm screw can prevent the worm wheel from reversing its motion. This is beneficial for applications where the gearbox needs to hold a load in place without external braking mechanisms.
- Smooth and Quiet Operation: Worm gearboxes operate with a sliding motion between the teeth, resulting in smoother and quieter operation compared to some other types of gearboxes.
- High Torque Transmission: Worm gearboxes can transmit high torque levels, making them suitable for applications that require powerful torque output.
- Heat Dissipation: The sliding action between the worm screw and the worm wheel contributes to heat dissipation, which can be advantageous in applications that generate heat during operation.
- Stable Performance: Worm reducers offer stable and reliable performance, making them suitable for continuous operation in various industrial and mechanical systems.
Despite these advantages, it’s important to note that worm gearboxes also have limitations, such as lower efficiency compared to other gear types due to the sliding motion and potential for higher heat generation. Therefore, selecting the appropriate type of gearbox depends on the specific requirements and constraints of the application.
editor by CX 2023-10-08
China manufacturer Good Quality RV Series Worm Speed Reducer Gearbox with Small AC Motor wholesaler
Product Description
|
item |
value |
|
Warranty |
1 year |
|
AC Voltage |
110v/220v |
|
Applicable Industries |
Manufacturing Plant, Construction works , Energy & Mining, Other |
|
Customized support |
OEM |
|
Place of Origin |
ZheJiang , China |
|
Delivery time |
30 days |
|
Material |
Aluminum |
|
Product name |
single phase ac gear motor speed control |
|
MOQ |
10pcs |
|
Color |
Customization |
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
| Application: | Industrial, Power Tools |
|---|---|
| Operating Speed: | High Speed |
| Number of Stator: | Single-Phase |
| Species: | Induction Motor |
| Rotor Structure: | Winding Type |
| Casing Protection: | Closed Type |
| Samples: |
US$ 90/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.
Energy Efficiency of a Worm Gearbox: What to Expect
The energy efficiency of a worm gearbox is an important factor to consider when evaluating its performance. Here’s what you can expect in terms of energy efficiency:
- Typical Efficiency Range: Worm gearboxes are known for their compact size and high gear reduction capabilities, but they can exhibit lower energy efficiency compared to other types of gearboxes. The efficiency of a worm gearbox typically falls in the range of 50% to 90%, depending on various factors such as design, manufacturing quality, lubrication, and load conditions.
- Inherent Losses: Worm gearboxes inherently involve sliding contact between the worm and worm wheel. This sliding contact generates friction, leading to energy losses in the form of heat. The sliding action also contributes to lower efficiency when compared to gearboxes with rolling contact.
- Helical-Worm Design: Some manufacturers offer helical-worm gearbox designs that combine elements of helical and worm gearing. These designs aim to improve efficiency by incorporating helical gears in the reduction stage, which can lead to higher efficiency compared to traditional worm gearboxes.
- Lubrication: Proper lubrication plays a significant role in minimizing friction and improving energy efficiency. Using high-quality lubricants and ensuring the gearbox is adequately lubricated can help reduce losses due to friction.
- Application Considerations: While worm gearboxes might have lower energy efficiency compared to other types of gearboxes, they still offer advantages in terms of compactness, high torque transmission, and simplicity. Therefore, the decision to use a worm gearbox should consider the specific requirements of the application, including the trade-off between energy efficiency and other performance factors.
When selecting a worm gearbox, it’s essential to consider the trade-offs between energy efficiency, torque transmission, gearbox size, and the specific needs of the application. Regular maintenance, proper lubrication, and selecting a well-designed gearbox can contribute to achieving the best possible energy efficiency within the limitations of worm gearbox technology.
Lubrication Requirements for a Worm Gearbox
Lubrication is crucial for maintaining the performance and longevity of a worm gearbox. Here are the key considerations for lubricating a worm gearbox:
- Type of Lubricant: Use a high-quality, high-viscosity lubricant specifically designed for worm gearboxes. Worm gearboxes require lubricants with additives that provide proper lubrication and prevent wear.
- Lubrication Interval: Follow the manufacturer’s recommendations for lubrication intervals. Regularly check the gearbox’s temperature and oil condition to determine the optimal frequency of lubrication.
- Oil Level: Maintain the proper oil level to ensure effective lubrication. Too little oil can lead to insufficient lubrication, while too much oil can cause overheating and foaming.
- Lubrication Points: Identify all the lubrication points on the gearbox, including the worm and wheel gear surfaces. Apply the lubricant evenly to ensure complete coverage.
- Temperature: Consider the operating temperature of the gearbox. Some lubricants have temperature limits, and extreme temperatures can affect lubricant viscosity and performance.
- Cleanliness: Keep the gearbox and the surrounding area clean to prevent contaminants from entering the lubricant. Use proper filtration and seals to maintain a clean environment.
- Monitoring: Regularly monitor the gearbox’s temperature, noise level, and vibration to detect any signs of inadequate lubrication or other issues.
Proper lubrication will reduce friction, wear, and heat generation, ensuring smooth and efficient operation of the worm gearbox. Always refer to the manufacturer’s guidelines for lubrication specifications and intervals.
editor by CX 2023-09-21
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