Tag Archives: worm gearbox iron

China Best Sales Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox automatic 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

Application: Reducer
Layout: Coaxial
Hardness: Hardened
Samples:
US$ 23/Piece
1 Piece(Min.Order)

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Order Sample

Customization:
Available

|

Customized Request

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Currency: US$
Return&refunds: You can apply for a refund up to 30 days after receipt of the products.

worm gearbox

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 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.

worm gearbox

What Industries Commonly Use Worm Reducers?

Worm reducers are versatile mechanical components that find applications in various industries due to their unique advantages and capabilities. Some of the industries that commonly use worm reducers include:

  • Material Handling: Worm reducers are widely used in material handling equipment such as conveyors, bucket elevators, and cranes to control movement and manage heavy loads.
  • Automotive: They are utilized in automotive manufacturing processes, assembly lines, and vehicle positioning systems.
  • Food and Beverage: Worm reducers are used in food processing and packaging machinery where hygiene and cleanliness are crucial.
  • Agriculture: Agricultural equipment like irrigation systems and tractors use worm reducers for controlling rotational motion.
  • Mining and Construction: Heavy-duty applications in mining equipment, excavators, and construction machinery benefit from the torque multiplication provided by worm reducers.
  • Energy: Wind turbines and solar tracking systems use worm reducers to convert low-speed, high-torque motion into rotational energy.
  • Textile: Textile machinery employs worm reducers for controlling speed and tension in weaving and spinning operations.
  • Packaging: Packaging equipment relies on worm reducers for precise movement and positioning of packaging materials.
  • Medical: Medical devices and equipment often utilize worm reducers for their accuracy and controlled motion.
  • Printing: Printing machines use worm reducers to regulate paper feed and ensure consistent printing quality.

Worm reducers’ ability to provide high torque output, compact design, and self-locking characteristics makes them suitable for applications requiring reliable and controlled motion across various industries.

China Best Sales Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox   automatic gearbox	China Best Sales Mechanical Customised Textile Cast Iron Machinery RV Series Worm Gearbox   automatic gearbox
editor by CX 2023-10-25

China Best Sales Cast Iron Worm Gearbox with Explosion-Proof Motor gearbox definition

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.

Basic models can be applied to a wide range of power reduction ratios from 5 to 1000.
Warranty: One year from date of delivery.

Datasheet

Type Old Type Output Torque Output Shaft Dia.
SNW030  RV030  21N.m  φ14
SNW040  RV040  45N.m  φ19
SNW050  RV050  84N.m  φ25
SNW063  RV063  160N.m  φ25
SNW075  RV075  230N.m  φ28
SNW090  RV090  410N.m  φ35
SNW105  RV105  630N.m  φ42
SNW110  RV110  725N.m  φ42
SNW130  RV130  1050N.m  φ45
SNW150  RV150  1550N.m  φ50

About CHINAMFG Drive

ZheJiang CHINAMFG Drive Co.,Ltd(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 products are widely used in ceramic industry, glass industry, woodworking machinery , high voltage switch, food & beverage, packaging & printing, Storage & logistics, hoisting & transportation facilities…etc , and CHINAMFG technically provide the professional product & service for the medium and high-end customers, and our gearboxes are best-selling in domestic, and even in abroad , such as in Europe, North America, South America, Middle East, South Asia, Southeast Asia, Africa…etc.

 In the future , CHINAMFG will hold the creed of “serving customer, diligence & simplicity, self-criticism, innovation, honesty, teamwork”, and the concept of “quality creates value” to focus on the customers’ requirements and provide them the competitive transmission solution and create value for them constantly, and make a high-end equipment manufacturing industry and create a preferred brand of replacing import products and upgrading continuously for the end users.

Team

Quality Control
Quality:Insist on Improvement,Strive for CHINAMFG 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 

 

Application: Motor, Machinery
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Corner
Gear Shape: Worm Gear
Step: Single-Step
Customization:
Available

|

Customized Request

worm gearbox

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

Diagnosing and Fixing Oil Leakage in a Worm Gearbox

Oil leakage in a worm gearbox can lead to reduced lubrication, increased friction, and potential damage to the gearbox components. Here’s a step-by-step process to diagnose and fix oil leakage:

  1. Inspect the Gearbox: Perform a visual inspection of the gearbox to identify the source of the leakage. Check for oil stains, wet spots, or oil pooling around the gearbox.
  2. Check Seals and Gaskets: Inspect the seals, gaskets, and O-rings for any signs of wear, cracks, or damage. These components are common points of leakage.
  3. Tighten Bolts and Fasteners: Ensure that all bolts, screws, and fasteners are properly tightened. Loose fasteners can create gaps that allow oil to escape.
  4. Replace Damaged Seals: If you find damaged seals or gaskets, replace them with new ones. Use seals that are compatible with the operating conditions and lubricant.
  5. Check Breather Vent: A clogged or malfunctioning breather vent can cause pressure buildup inside the gearbox, leading to leakage. Clean or replace the breather vent if necessary.
  6. Examine Shaft Seals: Check the shaft seals for wear or damage. If they’re worn out, replace them with seals of the appropriate size and material.
  7. Use Proper Lubricant: Ensure that you’re using the correct lubricant recommended for the gearbox. Using the wrong type of lubricant can cause leaks.
  8. Apply Sealants: In some cases, applying a suitable sealant to the joints and connections can help prevent leaks. Follow the manufacturer’s instructions for proper application.
  9. Monitor Leakage: After addressing the issues, monitor the gearbox for any signs of continued leakage. If leakage persists, further investigation may be required.
  10. Regular Maintenance: Implement a regular maintenance schedule that includes checking seals, gaskets, and other potential leakage points. Timely maintenance can prevent future leakage issues.

If you’re unsure about diagnosing or fixing oil leakage in a worm gearbox, consider consulting with a professional or gearbox manufacturer to ensure proper resolution.

worm gearbox

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.

China Best Sales Cast Iron Worm Gearbox with Explosion-Proof Motor   gearbox definition		China Best Sales Cast Iron Worm Gearbox with Explosion-Proof Motor   gearbox definition
editor by CX 2023-09-26

China Nrv Series Worm Gear Box with Cast Iron Body double worm gearbox

Merchandise Description

RV sequence Attributes

  • RV – Dimensions:–one hundred fifty
  • Input Choices: with input shaft, With Sq. flange,With Input Flange
  • Enter Electricity .06 to 11 kW
  • RV-Dimensions from 030 to 105 in die-cast aluminium alloy budy and over 110 in solid iron
  • Ratios among 5 and one hundred
  • Max torque 1550 N.m and admissible output radial loads max 8771 N
  • Aluminium models are supplied full with artificial oil and enable for universal mounting positions, with no want to modify lubricant quantity
  • Worm wheel: Copper (KK Cu). 
  • Loading capability in accordance with: ISO 9001:2015/GB/T 19001-2016
  • Dimension 030 and over are painted with RAL 5571 blue
  • Worm gear reducers are accessible 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/substantial temperature oil, filling/drain/breather/level plug,Little gap

Standard versions can be applied to a wide range of energy reduction ratios from 5 to a thousand.
Guarantee: One year from day of shipping.

 

WORM GEARBOX          
NMRV SERIES          Output Velocity Variety:
Kind Old Sort Output Torque Output Shaft Dia.   14rpm-280rpm
NMRV030  RV030  21N.m  φ14   Relevant Motor Electricity:
NMRV040  RV040  45N.m  φ19   .06kW-11kW
NMRV050  RV050  84N.m  φ25   Input Options1:
NMRV063  RV063  160N.m  φ25   With Inline AC Motor
NMRV075  RV075  230N.m  φ28   Input Options2:
NMRV090  RV090  410N.m  φ35   With Square flange
NMRV105  RV105  630N.m  φ42   Input Options3:
NMRV110  RV110  725N.m  φ42   With Enter Shaft
NMRV130  RV130  1050N.m  φ45   Input Options4:
NMRV150  RV150  1550N.m  φ50   With Input Flange

Starshine Travel

ZheJiang CZPT Co.,Ltd,the predecessor was a condition-owned army CZPT business, was proven in 1965. CZPT specializes in the full energy transmission answer for higher-stop gear producing industries based on the goal of “System Merchandise, Software Design and style and Specialist Service”.
Starshine have a powerful technological pressure with over 350 employees at present, such as over 30 engineering specialists, thirty good quality inspectors, masking an area of 80000 sq. meters and sorts of advanced processing devices and tests equipments. We have a good basis for the business application development and provider of substantial-stop pace reducers & variators owning to the provincial engineering technological innovation investigation heart,the lab of equipment velocity reducers, and the foundation of present day R&D.

Our Staff

Quality Handle
Good 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

three. 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.

six. 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

 

US $100-400
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Machinery
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Worm
Hardness: Hardened Tooth Surface
Installation: Worm and Worm Wheel
Step: Single-Step

###

Customization:

###

WORM GEARBOX          
NMRV SERIES          Output Speed Range:
Type Old Type Output Torque Output Shaft Dia.   14rpm-280rpm
NMRV030  RV030  21N.m  φ14   Applicable Motor Power:
NMRV040  RV040  45N.m  φ19   0.06kW-11kW
NMRV050  RV050  84N.m  φ25   Input Options1:
NMRV063  RV063  160N.m  φ25   With Inline AC Motor
NMRV075  RV075  230N.m  φ28   Input Options2:
NMRV090  RV090  410N.m  φ35   With Square flange
NMRV105  RV105  630N.m  φ42   Input Options3:
NMRV110  RV110  725N.m  φ42   With Input Shaft
NMRV130  RV130  1050N.m  φ45   Input Options4:
NMRV150  RV150  1550N.m  φ50   With Input Flange
US $100-400
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Machinery
Function: Distribution Power, Change Drive Torque, Change Drive Direction, Speed Changing, Speed Reduction
Layout: Worm
Hardness: Hardened Tooth Surface
Installation: Worm and Worm Wheel
Step: Single-Step

###

Customization:

###

WORM GEARBOX          
NMRV SERIES          Output Speed Range:
Type Old Type Output Torque Output Shaft Dia.   14rpm-280rpm
NMRV030  RV030  21N.m  φ14   Applicable Motor Power:
NMRV040  RV040  45N.m  φ19   0.06kW-11kW
NMRV050  RV050  84N.m  φ25   Input Options1:
NMRV063  RV063  160N.m  φ25   With Inline AC Motor
NMRV075  RV075  230N.m  φ28   Input Options2:
NMRV090  RV090  410N.m  φ35   With Square flange
NMRV105  RV105  630N.m  φ42   Input Options3:
NMRV110  RV110  725N.m  φ42   With Input Shaft
NMRV130  RV130  1050N.m  φ45   Input Options4:
NMRV150  RV150  1550N.m  φ50   With Input Flange

Is a worm gear reducer gearbox right for your application?

If you’re interested in gear reduction and wondering if a worm gear reducer gearbox is right for your application, you’ve come to the right place. This gear reducer gearbox is efficient and compact. In addition, it has small clearances and is easy to install. Let’s take a closer look.
worm reducer

This is a reducer gearbox

Worm reducer gearbox is a type of reduction gear used in machinery. This gear reduces the output speed by changing the ratio of input to output. Gears come in a wide range of sizes and can be made from a variety of materials, including aluminum, cast iron, and stainless steel. Its efficiency depends on the ratio and size of the gears. It is usually used in low speed applications. But it can also be used as an auxiliary braking device for high-speed moving machinery.
When choosing a reduction gear, it’s important to look for models with multiple teeth. Ideally, it will have more teeth than the corresponding sprocket. This will reduce the noise produced by the gears. The maximum number of teeth of the worm gear should be greater than 40.
Worm gears produce less noise and vibration than conventional gears. Also, they are cheaper and smaller than other types of reduction gears. However, worm gears have some limitations that make them less efficient than other types. For example, they do not perform as efficiently as parallel or orthogonal axes, which are much better at transmitting power.
The main disadvantage of worm gears is the difficulty of lubrication. Worm gear reducer gearboxes require more lubrication due to the helical motion of the gears. This means it is less efficient and more prone to wear than a standard gearbox. Helical motion has problems transmitting power and causes sliding friction, also known as sliding wear.
A worm reducer gearbox is a reduction gearbox used to decelerate a high-speed motor to a low-speed output. Worm gear reducer gearboxes produce lower output speeds while maintaining high torque. Its gears are made of bronze or stainless steel and have a right-angle output. The gears are very small compared to other reducer gearboxes, so they can be used in tight spaces and applications where space is limited.

pocket

Worm gear reducer gearboxes are an excellent choice for applications requiring high torque and low speeds. These reducer gearboxes are compact, durable and have a long service life. These gearboxes are also compatible with solid and hollow output shafts. This feature eliminates the need for chains or belts, reducing the number of moving parts. Plus, they’re easy to maintain, which means they’re an excellent choice for a variety of applications.
Worm gear reducer gearboxes are also compact, versatile and easy to install. The worm gear itself is made from a single piece of alloy steel. It has a high helix angle and is case hardened and ground for durability. Its six AF hex sockets are designed for easy installation and a wide range of ratios. Worm gear reducer gearboxes are also suitable for manual operation. They are easy to install, compact in design and compatible with a wide range of motors and drives.
Worm reducer gearboxes are often used in industrial settings where a small amount of torque is required to move large objects. They are also useful when space is at a premium. They are compact and easy to install in tight spaces. Worm gears reduce the risk of tripping and are often made of durable materials, making them a popular choice.
Compared with planetary gearboxes, worm gear reducer gearboxes have many advantages. They are quiet, produce less noise, and are more comfortable to use. They are also more energy efficient than their planetary counterparts. Furthermore, they can be combined with other gearboxes and trains to increase their output efficiency.
worm reducer

It is high efficiency

When a worm reducer gearbox is used in a gear-motor, it is critical to note that it is extremely high in efficiency. This type of reducer gearbox is typically much hotter than a hypoid reducer gearbox, which reduces the service life of the gear. The increased thermal stress on the sliding gears results in premature seal wear and leakage. Furthermore, excessive heat causes lubrication to break down and can cause contamination. Helical gear reducer gearboxes are significantly cooler and have a low-maintenance design. Consequently, they can reduce factory downtime and energy costs.
A servo-worm reducer gearbox is an excellent choice for applications requiring high performance, repeatability, and precision positioning. These gear reducer gearboxes have been specifically designed for use with servo motor technology, which provides tight integration of the gear motor. Other advantages of a servo-worm reducer gearbox include reduced angular backlash and longer life.
Hypoid gearmotors offer increased efficiency and allow smaller motors to be used. A 1 HP worm reducer gearbox can produce the same amount of output as a 1/2 HP hypoid reducer gearbox. A Agknx study compared the two types of reducer gearboxes, comparing power, torque, and efficiency. As a result, a 1/2 HP hypoid gearmotor is much cheaper to operate than a 1 HP worm reducer gearbox.
The efficiency of a worm gear reducer gearbox depends on many factors, including the mesh of the gears and losses in the bearings and oil seal lips. The speed and load of the reducer gearbox also have an impact on its efficiency. As a result, worm gear reducer gearboxes should be used with the right type of lubricant.
In a worm gear reducer gearbox, a non-intersecting shaft rotates against a gear, while the output worm gear rotates in a perpendicular direction. This arrangement produces high efficiency while reducing the noise and vibration of the gear motor. This gear reducer gearbox is also quiet and has a low friction coefficient.

It has a low clearance

Worm reducer gearboxes are typically designed with a low clearance, meaning that the worm is not allowed to touch the wheels in the gear arrangement. The lubricant used depends on the size of the gearing, and it is usually ISO 680 or ISO 460. Higher viscosities require special equipment.
Worm gears are popular in machines that need to stop quickly, such as lifts and elevators. The gears and worm are made of a soft material, minimizing backlash and failure rates. They are also popular in heavy-duty machines, such as rock crushers. But while this is an important aspect of their design, there are other factors to consider when choosing a worm gear.
Worm gears have multiple teeth, which allows for greater surface area contact and a better distribution of load. This feature allows for high transmission ratios without sacrificing power. Worm gears can be paired with other gearboxes to increase the overall efficiency of the system.
Worm gears are often used in heavy machinery, including trucks barreling down a deserted highway. They can also be found in packaging machinery, conveyors, and other small machinery. Their unique shape makes them ideal for tight spaces. But they also tend to wear and tear much faster than conventional gears.
worm reducer

It has a high torque to weight ratio

The worm gear reducer gearbox is a versatile gear train that provides a high torque-to-weight ratio. These reducer gearboxes are typically used in applications that require high torque and high gear ratios, such as machine tools. They also have a very compact design, enabling very high gear ratios at low speeds.
Worm gear reducer gearboxes are very quiet, mainly because the input and output shafts are perpendicular to each other. Their low noise level is an advantage compared to planetary gearboxes. Compared with planetary reducer gearboxes, worm gear reducer gearboxes are also relatively cheap.
The worm gear consists of two parts: the helical butt-jointed worm gear and the worm. The screw-butted worm gear is connected to the shaft by a helical thread. The worm gear is a variation of the six-simple machine. The worm is located in the worm wheel, which forces the worm to rotate. It also changes the plane of motion. Worm gears are usually made of steel or brass.
Worm gear reducer gearboxes are one of the most popular types of reducer gearboxes. It provides high torque and high speed ratio in a compact package. These reducer gearboxes are used in many power transmission systems, including elevators, safety gates, conveyor belts, and medical testing equipment.
Worm reducer gearboxes come in a variety of shapes and sizes, including parallel shaft reducer gearboxes and planetary worm reducer gearboxes. They have a high torque-to-weight ratio and are easy to maintain. They are also lightweight and relatively easy to install. This makes them an excellent choice for many applications.
Worms can be assembled using stepped shafts, set screws or dowel pins. However, the worm is subject to a lot of thrust and must be held firmly. This could lead to a rebound. Also, the bearings may come loose and the worm may move. To avoid backlash, make sure the worm gear shaft passes through the midpoint of the worm face width.

China Nrv Series Worm Gear Box with Cast Iron Body     double worm gearboxChina Nrv Series Worm Gear Box with Cast Iron Body     double worm gearbox
editor by czh 2023-02-05

China 380V 50Hz AC Gear Motor Nmrv Worm Industrial Drive Transmission Gearbox cast iron worm gearbox

Item Description

380V 50Hz AC Gear Motor NMRV Worm Industrial Travel Transmission Gearbox

IEC Motor Requirements: 
 

Power .eighteen ~ 315kw
Voltage 220/380V, 380/660V
Frequency 50Hz, 60Hz
Frame Size fifty six ~ 355
Stage Solitary, 3
Effectiveness Course IE1, IE2, IE3
Poles Nos. two, 4, 6, eight
Security Class IP55
Insulation Course F
Mounting Sort B14, B3, B5, B35, B34
Ambient Temperature -fifteen ~ +forty °C
Altitude ≤1000M
Materials Aluminum/Solid Iron

Gearbox Specs: 

 

NMRV PAM N M P D
IEC five seven.five 10 fifteen 20 25 30 40 50 60 80 one hundred
571 56B14 50 65 80 9 nine 9 9 nine nine nine nine 9
030 63B5 95 one hundred fifteen one hundred forty 11 11 11 11 11 11 11 11 11
63B14 60 seventy five ninety
56B5 80 a hundred a hundred and twenty 9 9 9 9 9 9 9 9 9 9 9
56B14 50 65 80
040 71B5 a hundred and ten one hundred thirty 160 14 14 14 14 14 14 14 14
71B14 70 85 one zero five
63B5 95 115 a hundred and forty 11 11 11 11 11 11 11 11 11 11 11 11
63B14 sixty seventy five ninety
56B5 80 one hundred a hundred and twenty 9 nine 9 9
050 80B5 130 one hundred sixty five two hundred 19 19 19 19 19 19 19
80B14 eighty a hundred 120
71B5 one hundred ten one hundred thirty 160 14 14 14 14 14 14 14 14 14 14 14
71B14 70 85 a hundred and five
63B5 95 115 one hundred forty eleven 11 eleven eleven eleven
063 90B5 130 a hundred sixty five two hundred 24 24 24 24 24 24 24
90B14 95 115 140
80B5 a hundred thirty a hundred sixty five 200 19 19 19 19 19 19 19 19 19 19
80B14 eighty 100 120
71B5 one hundred ten a hundred thirty a hundred and sixty 14 14 14 14 14
71B14 70 85 a hundred and five
075 100/112B5 180 215 250 28 28 28
a hundred/112B14 110 one hundred thirty one hundred sixty
90B5 a hundred thirty 165 two hundred 24 24 24 24 24 24 24 24
90B14 ninety five a hundred and fifteen 140
80B5 a hundred thirty 165 two hundred 19 19 19 19 19 19 19 19
80B14 eighty a hundred a hundred and twenty
71B5 one hundred ten a hundred thirty 160 14 fourteen 14 fourteen
090 a hundred/112B5 180 215 250 28 28 28 28 28 28 28
a hundred/112B14 110 a hundred thirty 160
90B5 130 one hundred sixty five 200 24 24 24 24 24 24 24 24 24 24
90B14 95 a hundred and fifteen a hundred and forty
80B5 a hundred thirty 165 200 19 19 19 19 19
80B14 eighty a hundred a hundred and twenty
110 132B5 230 265 three hundred 38 38 38 38
a hundred/112B5 a hundred and eighty 215 250 28 28 28 28 28 28 28 28 28
90B5 130 one hundred sixty five two hundred 24 24 24 24 24 24 24
80B5 a hundred thirty a hundred sixty five 200 19 19
130 132B5 230 265 three hundred 38 38 38 38 38 38 38
100 /112B5 one hundred eighty 215 250 28 28 28 28 28 28 28
90B5 one hundred thirty one hundred sixty five 200 24 24

 

 

Firm Product Portfolio

1. AC gear motor
2. DC & BLDC gear motor
three. Worm gearbox
4. Helical gearbox
five. Coreless motor
six. PM Synchronous Motor
seven. Motor controller
eight. Customized motor

If you are seeking for any types of motors and gearboxes, remember to tell us about your requirement. We hope to provide a suited travel answer for you.

Firm Overview

  

Certificates

About Greensky Mechanical

 
Historical past: Greensky is a mechanical brand name of Greensky Electricity Co., Ltd. With more than 10 years’
mechanical producing ordeals, Greensky Electricity often strictly stands on the
theory of Very best Customer Satisfaction.

Good quality: Substance Inspection, Manufacturing Manage, Completed Merchandise Check, Pre-dellivery Inspection

MISSION: “As soon as and without end” is our objective to serve clients in the world. As soon as we do
business with buyer, we will do enterprise permanently.

Market place30 various nations around the world, mostly Germany, Austria, Japan, Usa and Center-East.

Shipping and deliveryone hundred% on-time supply Confirmed.

CompaniesQuickly reaction in English, German, Japanese and Chinese languages.

OEMCustom-made orders are welcome at Greensky Electrical power.

Exhibitions

FAQ

1 Q: What is actually your MOQ for AC equipment motor?
   A: 1unit is alright for distinct varieties. 

two Q: What about your warranty for your AC gear motor?
   A: 1 year.

three Q: Do you offer OEM support with client-symbol?
   A: Sure, we could do OEM orders, but we largely focus on our possess manufacturer.

4 Q: How about your payment phrases ?
   A: TT, western union and paypal. 100% payment in innovative for orders much less $5,000. thirty% deposit and balance just before shipping and delivery for orders more than $5,000.

five Q: How about your packing ?
   A: Carton, Plywood situation. If you need more, we can pack all goods with pallet 

6 Q: What information must be provided, if I get AC equipment motor from you ?
   A: Rated electricity, gearbox ratio, enter velocity, mounting situation. A lot more details, greater!

seven Q: How do you produce the AC gear motor?
   A: We will assess and select the most suited approaches of delivery by sea, air or specific courier.

We hope you will get pleasure from cooperating with us.

 

US $50-200
/ Piece
|
1 Piece

(Min. Order)

###

Application: Universal
Speed: Variable Speed
Number of Stator: Single-Phase
Function: Driving
Casing Protection: Closed Type
Number of Poles: 4

###

Samples:
US$ 100/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Power 0.18 ~ 315kw
Voltage 220/380V, 380/660V
Frequency 50Hz, 60Hz
Frame Size 56 ~ 355
Phase Single, Three
Efficiency Class IE1, IE2, IE3
Poles Nos. 2, 4, 6, 8
Protection Class IP55
Insulation Class F
Mounting Type B14, B3, B5, B35, B34
Ambient Temperature -15 ~ +40 °C
Altitude ≤1000M
Material Aluminum/Cast Iron

###

NMRV PAM N M P D
IEC 5 7.5 10 15 20 25 30 40 50 60 80 100
025 56B14 50 65 80 9 9 9 9 9 9 9 9 9
030 63B5 95 115 140 11 11 11 11 11 11 11 11 11
63B14 60 75 90
56B5 80 100 120 9 9 9 9 9 9 9 9 9 9 9
56B14 50 65 80
040 71B5 110 130 160 14 14 14 14 14 14 14 14
71B14 70 85 105
63B5 95 115 140 11 11 11 11 11 11 11 11 11 11 11 11
63B14 60 75 90
56B5 80 100 120 9 9 9 9
050 80B5 130 165 200 19 19 19 19 19 19 19
80B14 80 100 120
71B5 110 130 160 14 14 14 14 14 14 14 14 14 14 14
71B14 70 85 105
63B5 95 115 140 11 11 11 11 11
063 90B5 130 165 200 24 24 24 24 24 24 24
90B14 95 115 140
80B5 130 165 200 19 19 19 19 19 19 19 19 19 19
80B14 80 100 120
71B5 110 130 160 14 14 14 14 14
71B14 70 85 105
075 100/112B5 180 215 250 28 28 28
100/112B14 110 130 160
90B5 130 165 200 24 24 24 24 24 24 24 24
90B14 95 115 140
80B5 130 165 200 19 19 19 19 19 19 19 19
80B14 80 100 120
71B5 110 130 160 14 14 14 14
090 100/112B5 180 215 250 28 28 28 28 28 28 28
100/112B14 110 130 160
90B5 130 165 200 24 24 24 24 24 24 24 24 24 24
90B14 95 115 140
80B5 130 165 200 19 19 19 19 19
80B14 80 100 120
110 132B5 230 265 300 38 38 38 38
100/112B5 180 215 250 28 28 28 28 28 28 28 28 28
90B5 130 165 200 24 24 24 24 24 24 24
80B5 130 165 200 19 19
130 132B5 230 265 300 38 38 38 38 38 38 38
100 /112B5 180 215 250 28 28 28 28 28 28 28
90B5 130 165 200 24 24
US $50-200
/ Piece
|
1 Piece

(Min. Order)

###

Application: Universal
Speed: Variable Speed
Number of Stator: Single-Phase
Function: Driving
Casing Protection: Closed Type
Number of Poles: 4

###

Samples:
US$ 100/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Power 0.18 ~ 315kw
Voltage 220/380V, 380/660V
Frequency 50Hz, 60Hz
Frame Size 56 ~ 355
Phase Single, Three
Efficiency Class IE1, IE2, IE3
Poles Nos. 2, 4, 6, 8
Protection Class IP55
Insulation Class F
Mounting Type B14, B3, B5, B35, B34
Ambient Temperature -15 ~ +40 °C
Altitude ≤1000M
Material Aluminum/Cast Iron

###

NMRV PAM N M P D
IEC 5 7.5 10 15 20 25 30 40 50 60 80 100
025 56B14 50 65 80 9 9 9 9 9 9 9 9 9
030 63B5 95 115 140 11 11 11 11 11 11 11 11 11
63B14 60 75 90
56B5 80 100 120 9 9 9 9 9 9 9 9 9 9 9
56B14 50 65 80
040 71B5 110 130 160 14 14 14 14 14 14 14 14
71B14 70 85 105
63B5 95 115 140 11 11 11 11 11 11 11 11 11 11 11 11
63B14 60 75 90
56B5 80 100 120 9 9 9 9
050 80B5 130 165 200 19 19 19 19 19 19 19
80B14 80 100 120
71B5 110 130 160 14 14 14 14 14 14 14 14 14 14 14
71B14 70 85 105
63B5 95 115 140 11 11 11 11 11
063 90B5 130 165 200 24 24 24 24 24 24 24
90B14 95 115 140
80B5 130 165 200 19 19 19 19 19 19 19 19 19 19
80B14 80 100 120
71B5 110 130 160 14 14 14 14 14
71B14 70 85 105
075 100/112B5 180 215 250 28 28 28
100/112B14 110 130 160
90B5 130 165 200 24 24 24 24 24 24 24 24
90B14 95 115 140
80B5 130 165 200 19 19 19 19 19 19 19 19
80B14 80 100 120
71B5 110 130 160 14 14 14 14
090 100/112B5 180 215 250 28 28 28 28 28 28 28
100/112B14 110 130 160
90B5 130 165 200 24 24 24 24 24 24 24 24 24 24
90B14 95 115 140
80B5 130 165 200 19 19 19 19 19
80B14 80 100 120
110 132B5 230 265 300 38 38 38 38
100/112B5 180 215 250 28 28 28 28 28 28 28 28 28
90B5 130 165 200 24 24 24 24 24 24 24
80B5 130 165 200 19 19
130 132B5 230 265 300 38 38 38 38 38 38 38
100 /112B5 180 215 250 28 28 28 28 28 28 28
90B5 130 165 200 24 24

What is a worm gear reducer gearbox?

The worm gear reducer gearbox is used to change the output speed of the mechanical device. It consists of worm and helical gears mounted on the input side of the equipment. In some cases, this gear reduction system can be multi-stage, enabling extremely low output speeds. It has the advantages of low energy consumption and low vibration.
worm reducerHollow shaft worm gear reducer gearbox

Worm gear reducer gearbox is an effective device to reduce the speed of mechanical equipment. The use of hard steel or non-ferrous metals for the worm increases its efficiency. Worms made of hard steel generate more heat than worms made of mild steel. Different thermal expansion results in gaps between mating surfaces. Despite its many benefits, worm gear reducer gearboxes are prone to oil leakage, which can be a problem for a number of reasons.
Hollow shaft worm gear reducer gearboxes are available in different gear ratios and are compatible with many motor types. Some are available in dual-axis and single-axis configurations and can be mounted horizontally or vertically. They are also available in intermediate ratios, as well as four- and five-speed transmission types. They can also be connected with additional output shafts.
Another type of worm gear reducer gearbox is the multi-stage variety. This gear reducer gearbox has multiple stages, enabling it to reduce speed with extremely low output speeds. In addition to the large transmission ratio, the multi-stage gear reducer gearbox has low noise, low vibration and low energy consumption.
Worm gear reducer gearboxes offer space-saving solutions as well as increased torque. Agknx Gearbox offers worm gear reducer gearboxes that solve common deceleration problems. The company has also expanded its product range into the bathroom market. Compared with the standard gearbox, the worm gear reducer gearbox has the characteristics of lower price and better torque output.
Agknx worm gear

The Agknx type worm gear reducer gearbox has multi-tooth line contact and is widely used in heavy machinery. These gears are characterized by a high load-carrying capacity, but they are highly sensitive to misalignment and manufacturing errors. However, by employing point contact, these gears can be made more reliable and can withstand higher loads.
Another major advantage of the Agknx worm gear is its high load capacity. The tooth profile design of the gears has a high relative slip ratio, which improves efficiency and load capacity. In addition, the large angle between the sliding direction and the contact line provides a low coefficient of friction. The Agknx worm gear also features premium carburized steel and phosphor bronze castings for exceptional durability. In addition, the tooth profile is very precise, the operation is quiet, and the speed fluctuation is small.
Agknx worm gear reducer gearboxes are designed to operate for up to ten hours per day with an even load. The design of this worm gear reducer gearbox stems from Sumitomo Heavy Industries’ extensive experience in gear reducer gearboxes. The smooth surface texture and precise tooth profile of the gears ensure that the gears can withstand high loads without damaging the lubricant film. In addition, Agknx worm shafts are specially designed to have the right stiffness.
Agknx worm gear reducer gearboxes are designed to maximize load capacity while minimizing energy consumption. Its fully meshed teeth reduce surface pressure on the worm gear teeth and increase load capacity.
worm reducerDouble throat worm gear

There are a few things to consider when choosing a dual-throat worm gear. First, the diameter of the root circle must match the circle pitch of the larger gear. This measurement is usually done by measuring the distance between adjacent teeth. Alternatively, the worm’s normal module can be used. It is the value entered in the worm module dialog. In addition, the axial pitch of the worm should be equal to the pitch diameter of the circular pitch.
Double-throat worm gears are an excellent choice for heavy and heavy-duty applications. The design of this worm gear is ideal for heavy-duty applications as it provides a tighter connection between the worm and the gear. It is also more compact than other types of gear and is comparable to a fine-pitch lead screw.
The efficiency of a double-throat worm gear depends on the material of the gear and worm. Typically, gears are made of case-hardened steel, while worm gears are made of bronze or cast iron. In some cases, a combination of cast iron and bronze can be used.
The deflection of the worm shaft is also affected by the tooth parameters. Tooth height, pressure angle, and size factors all affect the deflection of the worm shaft. In addition, the number of worm threads is another important parameter that affects the deflection of the worm shaft.
Double-throat worm gears are commonly used in industrial applications where high drive reduction is required. The worm has a concave and internal tooth structure that can be adjusted to achieve various ratios. Worm gears and worm gear assemblies must be properly mounted on their shafts to prevent back drive.
Brass worm gear

The basic working principle of the brass worm gear reducer gearbox is the same as that of the traditional worm gear reducer gearbox. Its axial pitch must be equal to the circumferential pitch of the larger gear. The single-thread design advances one tooth per revolution, while the double-thread design advances two teeth. The threads on the worm are either left-handed or right-handed. The lead of a worm is the distance a point on the thread of the worm moves in one revolution. The lead angle is the angle tangent to the pitch of the cylinder and the axis of the worm.
Double-thread worm gear reducer gearboxes are best for heavy loads. It provides the tightest connection between the worm and the gear. Assembly of the worm gear requires precise mounting. The keyway installation method involves drilling a square cut in the gear hole. This prevents the worm from rotating on the shaft and helps transmit torque. Then use the set screw to secure the gear to the hub.
The large fuel tank helps keep the worm gear clean and reduces heat. It also provides lubrication for extended life. Worm gear reducer gearboxes with oil reservoirs provide a lubricated environment and low-friction surfaces. Additionally, it offers multi-position installation flexibility. Additionally, its housing is cross-milled for precise alignment. It also features internal baffles for leak-free ventilation.
I260 series worm gear reducer gearboxes are one-piece iron casings with solid or hollow output shafts and tapered roller bearings. This gear reducer gearbox is designed for low to medium-horsepower applications. This gear reducer gearbox is a cost-effective option with low initial cost, the high gear ratio, and high torque in a compact package. Also, it is more shock resistant than other gear reducer gearboxes.
worm reducerBrass worm gear

Brass worm gear reducer gearbox is a reduction gear. This type of gear can provide a lot of reduction in a small package. This type of gear reducer gearbox also has the ability to generate high torque. However, it is important to understand that this gear reducer gearbox has thermal limitations, which reduce its efficiency. The choice of lubricant for this gear reducer gearbox is very flexible. However, being a yellow metal, it is important to remember that the lubricant must be non-reactive.
Worm gears are used in many consumer and industrial applications and have high reduction ratios. These gears are produced in various configurations and sizes. Worm gears are similar to spur gears but have non-parallel shafts. Worm gears are also suitable for applications requiring low output speed but high torque.
Worm gears have some distinct advantages over other gears. First, unlike standard gears, the worm rotates in a worm-like motion. This mechanism prevents reverse movement. This is because the lead angle of the worm gear is small. Additionally, the worms self-lock, helping to prevent reversal. However, this mechanism is not entirely reliable. Worm gears can be found in elevators, fishing reels, sprockets, and automotive power steering.
Another advantage of worm gears is that they are easy to manufacture. The rationale behind this design is to have two mutually perpendicular axes. Then, two or more threads are added to the worm gear. The common tangent between these two shafts intersects the pitch line of the worm gear shaft. This is the basis of transfer speed.

China 380V 50Hz AC Gear Motor Nmrv Worm Industrial Drive Transmission Gearbox     cast iron worm gearboxChina 380V 50Hz AC Gear Motor Nmrv Worm Industrial Drive Transmission Gearbox     cast iron worm gearbox
editor by czh 2022-12-14

China Wp Cast Iron Worm Gearbox double enveloping worm gearbox

Item Description

 

Solution Description

Merchandise Parameters

Organization Profile

If any queries, you should feel free of charge to get in touch with us.                          

US $10-180
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Coaxial
Gear Shape: Worm Gear
Step: Double-Step

###

Customization:
US $10-180
/ Piece
|
1 Piece

(Min. Order)

###

Application: Motor, Electric Cars, Motorcycle, Machinery, Marine, Toy, Agricultural Machinery, Car
Hardness: Hardened Tooth Surface
Installation: 90 Degree
Layout: Coaxial
Gear Shape: Worm Gear
Step: Double-Step

###

Customization:

What is a worm gear reducer?

A worm gear reducer is a mechanical device that uses a worm gear and a worm to reduce the speed of a rotating shaft. The gear reducer can increase the output torque of the engine according to the gear ratio. This type of gear reducer is characterized by its flexibility and compact size. It also increases the strength and efficiency of the drive.
worm_reducer

Hollow shaft worm gear reducer

The hollow shaft worm gear reducer is an additional output shaft connecting various motors and other gearboxes. They can be installed horizontally or vertically. Depending on size and scale, they can be used with gearboxes from 4GN to 5GX.
Worm gear reducers are usually used in combination with helical gear reducers. The latter is mounted on the input side of the worm gear reducer and is a great way to reduce the speed of high output motors. The gear reducer has high efficiency, low speed operation, low noise, low vibration and low energy consumption.
Worm gear reducers are made of hard steel or non-ferrous metals, increasing their efficiency. However, gears are not indestructible, and failure to keep running can cause the gear oil to rust or emulsify. This is due to moisture condensation that occurs during the operation and shutdown of the reducer. The assembly process and quality of the bearing are important factors to prevent condensation.
Hollow shaft worm gear reducers can be used in a variety of applications. They are commonly used in machine tools, variable speed drives and automotive applications. However, they are not suitable for continuous operation. If you plan to use a hollow shaft worm gear reducer, be sure to choose the correct one according to your requirements.

Double throat worm gear

Worm gear reducers use a worm gear as the input gear. An electric motor or sprocket drives the worm, which is supported by anti-friction roller bearings. Worm gears are prone to wear due to the high friction in the gear teeth. This leads to corrosion of the confinement surfaces of the gears.
The pitch diameter and working depth of the worm gear are important. The pitch circle diameter is the diameter of the imaginary circle in which the worm and the gear mesh. Working depth is the maximum amount of worm thread that extends into the backlash. Throat diameter is the diameter of the circle at the lowest point of the worm gear face.
When the friction angle between the worm and the gear exceeds the lead angle of the worm, the worm gear is self-locking. This feature is useful for lifting equipment, but may be detrimental to systems that require reverse sensitivity. In these systems, the self-locking ability of the gears is a key limitation.
The double throat worm gear provides the tightest connection between the worm and the gear. The worm gear must be installed correctly to ensure maximum efficiency. One way to install the worm gear assembly is through a keyway. The keyway prevents the shaft from rotating, which is critical for transmitting torque. Then attach the gear to the hub using the set screw.
The axial and circumferential pitch of the worm gear should match the pitch diameter of the larger gear. Single-throat worm gears are single-threaded, and double-throat worm gears are double-throat. A single thread design advances one tooth, while a double thread design advances two teeth. The number of threads should match the number of mating gears.
worm_reducer

Self-locking function

One of the most prominent features of a worm reducer is its self-locking function, which prevents the input and output shafts from being interchanged. The self-locking function is ideal for industrial applications where large gear reduction ratios are required without enlarging the gear box.
The self-locking function of a worm reducer can be achieved by choosing the right type of worm gear. However, it should be noted that this feature is not available in all types of worm gear reducers. Worm gears are self-locking only when a specific speed ratio is reached. When the speed ratio is too small, the self-locking function will not work effectively.
Self-locking status of a worm reducer is determined by the lead, pressure, and coefficient of friction. In the early twentieth century, cars had a tendency to pull the steering toward the side with a flat tire. A worm drive reduced this tendency by reducing frictional forces and transmitting steering force to the wheel, which aids in steering and reduces wear and tear.
A self-locking worm reducer is a simple-machine with low mechanical efficiency. It is self-locking when the work at one end is greater than the work at the other. If the mechanical efficiency of a worm reducer is less than 50%, the friction will result in losses. In addition, the self-locking function is not applicable when the drive is reversed. This characteristic makes self-locking worm gears ideal for hoisting and lowering applications.
Another feature of a worm reducer is its ability to reduce axially. Worm gears can be double-lead or single-lead, and it is possible to adjust their backlash to compensate for tooth wear.

Heat generated by worm gears

Worm gears generate considerable amounts of heat. It is essential to reduce this heat to improve the performance of the gears. This heat can be mitigated by designing the worms with smoother surfaces. In general, the speed at which worm gears mesh should be in the range of 20 to 24 rms.
There are many approaches for calculating worm gear efficiency. However, no other approach uses an automatic approach to building the thermal network. The other methods either abstractly investigate the gearbox as an isothermal system or build the TNM statically. This paper describes a new method for automatically calculating heat balance and efficiency for worm gears.
Heat generated by worm gears is a significant source of power loss. Worm gears are typically characterized by high sliding speeds in their tooth contacts, which causes high frictional heat and increased thermal stresses. As a result, accurate calculations are necessary to ensure optimal operation. In order to determine the efficiency of a gearbox system, manufacturers often use the simulation program WTplus to calculate heat loss and efficiency. The heat balance calculation is achieved by adding the no-load and load-dependent power losses of the gearbox.
Worm gears require a special type of lubricant. A synthetic oil that is non-magnetic and has a low friction coefficient is used. However, the oil is only one of the options for lubricating worm gears. In order to extend the life of worm gears, you should also consider adding a natural additive to the lubricant.
Worm gears can have a very high reduction ratio. They can achieve massive reductions with little effort, compared to conventional gearsets which require multiple reductions. Worm gears also have fewer moving parts and places for failure than conventional gears. One disadvantage of worm gears is that they are not reversible, which limits their efficiency.
worm_reducer

Size of worm gear reducer

Worm gear reducers can be used to decrease the speed of a rotating shaft. They are usually designed with two shafts at right angles. The worm wheel acts as both the pinion and rack. The central cross section forms the boundary between the advancing and receding sides of the worm gear.
The output gear of a worm gear reducer has a small diameter compared to the input gear. This allows for low-speed operation while producing a high-torque output. This makes worm gear reducers great for space-saving applications. They also have low initial costs.
Worm gear reducers are one of the most popular types of speed reducers. They can be small and powerful and are often used in power transmission systems. These units can be used in elevators, conveyor belts, security gates, and medical equipment. Worm gearing is often found in small and large sized machines.
Worm gears can also be adjusted. A dual-lead worm gear has a different lead on the left and right tooth surfaces. This allows for axial movement of the worm and can also be adjusted to reduce backlash. A backlash adjustment may be necessary as the worm wears down. In some cases, this backlash can be adjusted by adjusting the center distance between the worm gear.
The size of worm gear reducer depends on its function. For example, if the worm gear is used to reduce the speed of an automobile, it should be a model that can be installed in a small car.

China Wp Cast Iron Worm Gearbox     double enveloping worm gearboxChina Wp Cast Iron Worm Gearbox     double enveloping worm gearbox
editor by czh 2022-11-29