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Product Description

Overview
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Quick Details
Gearing Arrangement:    Worm                                                                                                                 Brand Name:                  CHINAMFG
Input Speed:                     1400 rpm                                                                                                          Output Speed:                14 rpm to 186 rpm
Rated Power:                    0.06 ~ 4KW                                                                                                      Output Torque:               2.6-479N.M
Color:                                 Blue/Silver or on request                                                                               Origin:                              ZHangZhoug, China (Mainland)         
Warranty:                           1 Year                                                                                                                Application:                    Industry    
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Supply Ability
Supply Ability:                   20000 Piece/Pieces per Month
Extra Service:                    OEM is welcome         
QC System:                        ISO9001:2008
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Packaging & Delivery
Package:                            Wooden box/Paper carton    
Port:                                    HangZhou/ZheJiang  or on request     
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TYPE Worm Gear Speed Reducer/Worm Gearbox
MODEL NMRV series size:571,030,040,050,063,075,090,110,130,150
RATIO 5,7.5,10,15,20,25,30,40,50,60,80,100
COLOR Blue(RAL5571)/Silver grey (RAL9571) or on your request
MATERIAL Housing:Aluminum alloy
PACKING Wooden box/Paper carton  
BEARING C&U
SEAL SKF
WARRANTY 1 Year
INPUT POWER 0.09KM-15KM
USAGES Foodstuffs, Ceramics, Packing, Chemicals, Pharmacy, Plastics, Paper-making, Machine-tools
IEC FLANGE IEC standard flange or on request
LUBRICANT Shell or Henry

 

About CHINAMFG since 1984

HangZhou Melchizedek Import & Export Co., Ltd. is a leader manufactur in mechanism field and punching/stamp ing field since 1984. Our main product, NMRV worm gear speed reducer and series helical gearbox, XDR,  XDF, XDK, XDS have reached the advanced technique index of the congeneric European and Janpanese produc ts. We offer standard gears, sprockets, chains, pulleys, couplings, bushes and so on. We also can accept orders   of  non-standard products, such as gears, shafts, punching parts ect, according to customers’ drawings or sam ples. 

Our company has complete set of equipment including CNC, lathes, milling machines, gear hobbing machine, g ear grinding machine, gear honing machine, gear shaping machine, worm grinder, grinding machines, drilling m achines, boringmachines, planer, drawing benches, punches, hydraulic presses, plate shearing machines and s o on. We have advanced testing equipments as well. 

Our company has established favorable cooperation relationships with sub-suppliers involving casting, raw material, heat treatment, surface finishing and so on.

The most advantage of the speed reducer is the technique of cobber clad, which can enhance the occlusal force between the bronze and core wheel.

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Application: Motor, Machinery, Marine, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: as for Request
Layout: Worm and Wormwheel
Gear Shape: Worm Gear
Step: Single-Step
Customization:
Available

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Customized Request

worm gearbox

Can a Worm Gearbox be Used for High-Speed Applications?

Worm gearboxes are generally not recommended for high-speed applications due to their inherent design characteristics. Here’s why:

  • Efficiency: Worm gearboxes tend to have lower efficiency compared to other gearbox types, which means they can generate more heat and experience more energy loss at high speeds.
  • Heat Generation: The sliding contact between the worm and worm wheel in a worm gearbox can lead to significant friction and heat generation, especially at high speeds. This heat can cause thermal expansion, affecting the gearbox’s performance and longevity.
  • Wear and Noise: High speeds can exacerbate wear and noise issues in worm gearboxes. Increased friction and wear can lead to faster degradation of components, resulting in reduced lifespan and increased maintenance needs.
  • Backlash: Worm gearboxes may have higher backlash compared to other gearbox types, which can impact precision and accuracy in high-speed applications.

While worm gearboxes are more commonly used in applications requiring high torque and moderate speeds, they may not be the best choice for high-speed scenarios. If high-speed operation is a requirement, other gearbox types such as helical, spur, or planetary gearboxes are often better suited due to their higher efficiency, lower heat generation, and reduced wear at elevated speeds.

worm gearbox

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.

worm gearbox

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.

China OEM Nmrv 050 Worm Gearbox Manufacturer Ratio15   differential gearbox	China OEM Nmrv 050 Worm Gearbox Manufacturer Ratio15   differential gearbox
editor by CX 2024-03-12