China Standard Small Aluminum Alloy Orthogonal Worm Gear Motor Gearbox cvt gearbox

Product Description

Small Aluminum alloy Orthogonal Worm Gear Motor Gearbox

Product Description:
1. Housing: Die-cast Aluminium Alloy Gearbox (NMRV571~NMRV090)
Cast Iron Gearbox (NMRV110~NMRV150)
2. Worm Wheel: Wearable Tin Bronze Alloy, Aluminum Bronze Alloy
3. Worm Shaft: 20Cr Steel, carburizing, quenching, grinding, surface hardness 56-62HRC, 0.3-0.5mm remaining carburized layer after precise grinding
4. Input Configurations:
Equipped with Electric Motors (AC Motor, Brake Motor, DC Motor, Servo Motor)
Worm Shaft Tail Extension Input
5. Applicable Motors:
IEC-normalized AC Motors and Brake Motors
DC Motors
Servo Motors

6. Output Configurations:
Keyed Hollow Shaft Output
Hollow Shaft with Output Flange
Plug-in CZPT Shaft Output
7. Spare Parts: Worm Shaft Tail Extension, Single Output Shaft, Double Output Shaft, Output Flange, Torque Arm, Dust Cover
8. Gearbox Painting:
Aluminium Alloy Gearbox:
After Shot Blasting, Anticorrosion Treatment and Phosphating, Paint with the Color of RAL5571 Blue or Silver White
Cast Iron Gearbox:
After Painting with Red Antirust Paint, Paint with the Color of RAL5571 Blue
Models:
NMRV571~NMRV150

Features:
1. Quality aluminum alloy gear box, light weight and not rust
2. 2 optional worm wheel materials: Tin bronze or aluminum bronze alloy
3. Standard parts and very flexible for shaft configurations and motor flange interface
4. Several optional mounting options
5. Low noise, High efficiency in heat dissipation
Parameters:

Models Rated Power Rated Ratio Input Hole Dia. Input Shaft Dia. Output Hole Dia. Output Shaft Dia. Center Distance
NMRV571 0.06KW~0.12KW 5~60 Φ9 Φ9 Φ11 Φ11 25mm
NMRV030 0.06KW~0.25KW 5~80 Φ9(Φ11) Φ9 Φ14 Φ14 30mm
NMRV040 0.09KW~0.55KW 7.5~100 Φ9(Φ11,Φ14) Φ11 Φ18(Φ19) Φ18 40mm
NMRV050 0.12KW~1.5KW 7.5~100 Φ11(Φ14,Φ19) Φ14 Φ25(Φ24) Φ25 50mm

Ratio: 5, 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100

Installation Flange Mounted
Foot Mounted
Torque Arm Mounted
Lubrication Grease Lubrication
Oil-bath and Splash Lubrication
Cooling Natural Cooling

Packing & Delivery:

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.

Customer visiting:

FAQ:
1.Q:What kinds of gearbox can you produce for us?
A:Main products of our company: UDL series speed variator,RV series worm gear reducer, ATA series shaft mounted gearbox, X,B series gear reducer,
P series planetary gearbox and R, S, K, and F series helical-tooth reducer, more
than 1 hundred models and thousands of specifications
2.Q:Can you make as per custom drawing?
A: Yes, we offer customized service for customers.
3.Q:What is your terms of payment ?
A: 30% Advance payment by T/T after signing the contract.70% before delivery
4.Q:What is your MOQ?
A: 1 Set

If you have any demand for our products please feel free to contact me. 

Materials Used for Worm Gears

Worm gears are manufactured using a variety of materials to meet different application requirements. Some commonly used materials for worm gears include:

  • Steel: Steel is a popular choice for worm gears due to its strength, durability, and wear resistance. It can handle heavy loads and is often used in industrial applications.
  • Bronze: Bronze offers good lubricity and is commonly used for the worm gear (worm) component. It provides effective wear resistance and works well in applications where quiet operation is essential.
  • Cast Iron: Cast iron is known for its high strength and durability. It’s often used for worm gears in applications where shock loads or heavy-duty conditions are expected.
  • Aluminum: Aluminum worm gears are lightweight and corrosion-resistant, making them suitable for applications where weight reduction is important.
  • Plastic: Some worm gears are made from plastic materials such as nylon or acetal. These materials are often chosen for their self-lubricating properties and quiet operation.
  • Composite Materials: Composite materials can offer a combination of properties, such as lightweight construction and corrosion resistance. They can be suitable for specific applications.

The choice of material depends on factors such as the application’s load, speed, operating environment, and required performance characteristics. It’s important to consider these factors when selecting the appropriate material for worm gears to ensure optimal performance and longevity.

Application: Motor, Machinery, Industry
Function: Speed Changing, Speed Reduction
Layout: Orthogonal
Hardness: Hardened
Installation: Horizontal Type
Step: Double-Step
Customization:
Available

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Customized Request

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 ca

    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.

    n 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.

China Standard Small Aluminum Alloy Orthogonal Worm Gear Motor Gearbox   cvt gearbox	China Standard Small Aluminum Alloy Orthogonal Worm Gear Motor Gearbox   cvt gearbox
editor by CX 2023-08-29

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