China Professional Nmrv Nrv Worm Gear Speed Reduction Gearbox Reducer

Product Description

NMRV   REDUCTION WORM GEARBOX
The NMRV 090 worm gear motor is an angular drive in which the input and output shafts are at right angles to each other. A gearbox with 1 gear stage provides gear ratios of 7.5 – 100. Electric motor power: 0.37 – 4 kW. The drive can be mounted in an arbitrary spatial position. Mounting options: flange or feet.
The unified mounting dimensions provide the NMRV 090 gearmotor interchangeability with Varvel SRT 85, STM UMI 90, SITI MU90 units.
Parts materials:
Case – aluminum, flanges – aluminum, worm – steel, worm wheel CHINAMFG – bronze. 
Type of lubricant: synthetic ISO VG 320. 
Weight: 13 kg.

Type designation scheme

NMRV – 090 – 30 – 93.3 – 2.2 – B7

  • NMRV – worm gear motor
  • 090 – size (center distance, mm)
  • 30 – gear ratio
  • 93.3 – output shaft rotation speed, rpm
  • 2.2 – electric motor power, kW
  • B7 – mounting position

 

NMRV 090 gearbox performance

i 1 = 2800 rpm 1 = 1400 rpm 1 = 900, rpm
2 ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
2 ,
rpm
2M ,
N * m
P
kw
RD
%
7.5 373 267 11.20 93 187 363 7.80 91 120 432  6.10 89
10 280 266 8.80 92 140  368 6.00 90 90 430  4.60 88
15 187 303  6.59 90 93  393 4.40  87 60 460  3.40 85
20 140 312  5.20 88 70  405 3.50  85 45 470  2.70 82
25 112 326  4.40 87 56  406 2.90  82 36 482  2.30 79
30 93 314  3.60 85 47  374  2.30  80 30 466  1.90 77
40 70 358  3.20 82 35  441  2.10  77 23 492  1.60 74
50 56 319  2.40 78 28  398  1.60  73 18 483  1.30 70
60 47 303  2.00 74 23  372  1.30  69 15 414  1.00 65
80 35 264  1.40 69 18  306  0.90  64 11 378  0.70 62
100 28 233  1.10 62 14  272  0.70  57 9 281  0.50 53
  • n1 – rotational speed el. engine;
  • n2 – revolutions on the output shaft;
  • T 2M – torque on the output shaft;
  • P is the maximum allowable engine power;
  • RD – efficiency

GEARBOX FEATURE

1.Good quality,long life time,low noise.
2.Compact,convenient.
3.High efficiency,big torque.

 

Overall and mounting dimensions NMRV 090

NMRV090 gear motor  has a wide range of gear ratios.
Gear ratios: 7.5, 10, 15, 20, 25, 30, 40, 50, 60, 80, 100 .

Output flange to NMRV 090 gearbox

Geared NMRV090 can be supplied with unilateral or bilateral output shaft. 
The gearbox comes standard with a hollow output shaft

A torque arm is an additional option to the gearbox.

  Model  NMRV SERIES
  Single Stage  RV25-RV150
  Ratio  7.5-100
  Input Power  0.06KW-15KW
  Output Speed  14-280rpm
  Output Torque   5-1800Nm
Core parts  worm wheel,worm shaft
 Core parts material      worm shaft:20 Cr Mn Ti,worm wheel:Nodular cast iron interal,9-4 copper external
  Lubrication   RV30-90:synthetic oil, RV110-150:GN460-W mineral oil
 Bearings  C&U

 
 
 

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Application: Motor, Motorcycle, Machinery, Agricultural Machinery, Industry
Hardness: Hardened
Installation: Any Angle
Gear Shape: Worm Gear
Step: Single-Step
Type: Worm and Wormwheel
Samples:
US$ 20/Piece
1 Piece(Min.Order)

|

Customization:
Available

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winch drive

Can you provide insights into the importance of proper installation and alignment of winch drives?

Proper installation and alignment of winch drives are of utmost importance to ensure optimal performance, longevity, and safety of the system. Here’s a detailed explanation of the significance of proper installation and alignment of winch drives:

  • Optimal Performance:

Proper installation and alignment are crucial for achieving optimal performance of winch drives. Precise alignment ensures that the winch drive operates within its designed parameters, minimizing power losses and maximizing efficiency. Accurate installation of components, such as motors, gearboxes, and brakes, ensures that they are properly integrated and aligned with each other. This alignment reduces mechanical stress, minimizes friction, and allows for smooth and reliable operation of the winch drive, resulting in improved performance and productivity.

  • Extended Lifespan:

The correct installation and alignment of winch drives contribute to their longevity. When components are misaligned or improperly installed, it can lead to excessive wear, vibration, and premature failure of critical parts. Misalignment puts additional stress on bearings, shafts, gears, and other components, causing accelerated wear and reducing their lifespan. By ensuring proper alignment during installation, the load is distributed evenly, reducing mechanical stress and increasing the lifespan of the winch drive system.

  • Reduced Maintenance and Downtime:

Proper installation and alignment can significantly reduce the need for maintenance and minimize downtime. Misalignment or improper installation can cause issues such as excessive heat generation, increased friction, and misoperation of safety mechanisms. These issues can lead to frequent breakdowns and unplanned downtime, resulting in productivity losses and increased maintenance costs. By ensuring correct alignment and installation, the risk of such issues is minimized, reducing the frequency of maintenance and improving overall system uptime.

  • Enhanced Safety:

The safety of personnel and equipment is a critical consideration when it comes to winch drives. Improper installation and alignment can compromise the safety of the system. Misalignment can result in unexpected movements, excessive vibrations, or loss of control, posing risks to both operators and the surrounding environment. Proper alignment ensures that the winch drive operates within its intended parameters, reducing the likelihood of malfunctions, accidents, or equipment damage. It is essential to follow manufacturer guidelines and industry standards for installation and alignment to maintain a safe working environment.

  • Efficient Power Transmission:

Correct alignment of winch drives ensures efficient power transmission from the motor to the drum or load. Misalignment can lead to power losses, increased energy consumption, and reduced overall system efficiency. Proper alignment ensures that the power is transmitted smoothly and efficiently, minimizing energy wastage and optimizing the performance of the winch drive. This not only improves energy efficiency but also reduces operating costs over the lifespan of the system.

In summary, the proper installation and alignment of winch drives are essential for achieving optimal performance, extending the lifespan of the system, reducing maintenance and downtime, enhancing safety, and ensuring efficient power transmission. Following manufacturer guidelines, industry standards, and engaging experienced professionals during installation and alignment processes is crucial to maximize the benefits and longevity of winch drive systems.

winch drive

What factors should be considered when selecting a winch drive for specific applications?

When selecting a winch drive for specific applications, several factors need to be considered to ensure optimal performance and compatibility. Here’s a detailed explanation of the key factors that should be taken into account:

  • Load Capacity:

The load capacity is one of the most critical factors to consider when selecting a winch drive. It refers to the maximum weight or force that the winch can handle safely and efficiently. It’s essential to evaluate the anticipated loads in the specific application and choose a winch drive with a sufficient load capacity to handle those loads. Selecting a winch drive with inadequate load capacity can result in safety hazards, reduced performance, and potential damage to the winch or the load being lifted or pulled.

  • Power Source:

The power source of the winch drive is another crucial consideration. Winch drives are available in electric, hydraulic, and pneumatic variants, each with its own advantages and limitations. The choice of power source depends on factors such as the availability of power, the required pulling power, and the specific application’s environmental conditions. Electric winch drives are commonly used due to their ease of use and versatility. Hydraulic winch drives offer high pulling power for heavy-duty applications, while pneumatic winch drives are suitable for hazardous or explosive environments where electrical components are not permitted.

  • Control Mechanisms:

The control mechanisms of the winch drive play a significant role in the efficiency and ease of operation. Consider the control options available for the winch drive, such as manual control, remote control, or integrated control systems. Remote control systems, for example, allow operators to control the winch drive from a safe distance, enhancing safety and flexibility. Additionally, some winch drives offer features like variable speed control, which allows for precise positioning and controlled movement of the load.

  • Environmental Conditions:

The environmental conditions in which the winch drive will be used should be carefully assessed. Some winch drives are designed to withstand harsh environments, such as extreme temperatures, moisture, dust, or corrosive substances. For example, in marine applications, winch drives need to be corrosion-resistant and capable of operating in wet and salty conditions. Assessing the specific environmental conditions and selecting a winch drive with appropriate protection and durability features ensures its longevity and reliable performance.

  • Mounting and Installation:

The mounting and installation requirements of the winch drive should be considered to ensure proper integration into the intended application. Evaluate factors such as space availability, mounting options (e.g., vehicle-mounted, structure-mounted, or portable), and compatibility with existing equipment or systems. Some winch drives may require additional accessories or modifications for installation, so it’s important to factor in these considerations during the selection process.

  • Safety Features:

Winch drives should be equipped with appropriate safety features to prevent accidents and ensure secure operation. Common safety features include overload protection, emergency stop mechanisms, limit switches, and braking systems for load holding. These safety features contribute to the safe operation of the winch drive and protect against potential hazards or damage caused by excessive loads or unexpected circumstances.

  • Reliability and Maintenance:

Consider the reliability and maintenance requirements of the winch drive. Look for winch drives from reputable manufacturers known for producing high-quality and reliable equipment. Assess factors such as maintenance intervals, ease of maintenance, availability of spare parts, and after-sales support. Choosing a winch drive that is reliable and has accessible maintenance options ensures minimal downtime and long-term cost-effectiveness.

By considering these factors when selecting a winch drive for specific applications, you can make an informed decision that aligns with the load requirements, power source availability, control preferences, environmental conditions, and safety considerations of your intended application.

winch drive

What is a winch drive, and how is it utilized in various applications?

A winch drive is a mechanical system designed to provide controlled pulling or lifting capabilities using a spool or drum around which a cable or rope is wound. It consists of a power source, such as an electric motor or hydraulic system, coupled with a gearbox or transmission mechanism to control the speed and torque output. Winch drives are widely utilized in various applications that require the controlled movement of heavy loads. Here’s a detailed explanation of winch drives and their utilization in different applications:

  • Off-Road Vehicles and Recovery:

Winch drives are commonly used in off-road vehicles, such as trucks, SUVs, and ATVs, for recovery purposes. In situations where a vehicle gets stuck or needs to be pulled out of challenging terrain, a winch drive mounted on the vehicle’s front or rear bumper can be employed. The winch drive’s cable is connected to a secure anchor point, and as the winch motor rotates, it winds the cable onto the drum, exerting a pulling force that helps extract the vehicle from the obstacle. Winch drives provide reliable pulling power and are essential for off-road enthusiasts, emergency services, and military applications.

  • Marine and Boating:

In marine and boating applications, winch drives are utilized for various tasks, including anchoring, mooring, and lifting heavy loads. Winches are commonly found on sailboats and powerboats to control the sails, raise and lower the anchor, or assist in docking. They are also used in larger vessels and ships for cargo handling, launching and recovering small boats or life rafts, and handling equipment on deck. The versatility and strength of winch drives make them indispensable in the maritime industry, providing precise and controlled pulling or lifting capabilities in demanding marine environments.

  • Construction and Industrial:

Winch drives play a vital role in construction and industrial settings, where the controlled movement of heavy materials and equipment is required. They are utilized in cranes, hoists, and lifting systems to perform tasks such as raising and lowering loads, positioning materials, and erecting structures. Winches can also be found in material handling equipment, such as forklifts and telehandlers, to assist in loading and unloading operations. In construction sites, winch drives are valuable for activities like tensioning cables, pulling machinery, and operating temporary lifts. The robustness and reliability of winch drives make them essential tools in the construction and industrial sectors.

  • Recreational and Entertainment:

Winch drives are utilized in various recreational and entertainment applications. In amusement parks and adventure facilities, winches are often used in zip line systems, allowing participants to traverse from one point to another safely. They are also employed in aerial lifts and chairlifts for ski resorts and mountainous areas. Winches provide controlled and reliable movement, ensuring the safety and enjoyment of individuals engaging in recreational activities. Additionally, winches are utilized in stage productions and theatrical settings to create dynamic effects, such as flying performers or moving set pieces.

  • Automotive and Garage:

In automotive and garage settings, winch drives find utility in a variety of applications. They are commonly used in car haulers and trailers to load and unload vehicles onto the platform. Winches are also employed in automotive repair and maintenance, assisting in tasks such as engine removal, vehicle recovery, and frame straightening. In home garages, winch drives can be utilized for lifting heavy objects, such as engines or equipment. The versatility and compactness of winch drives make them valuable tools for automotive enthusiasts, professional mechanics, and DIY enthusiasts.

In summary, a winch drive is a mechanical system that provides controlled pulling or lifting capabilities using a spool or drum and a power source. They are employed in various applications, including off-road vehicle recovery, marine and boating operations, construction and industrial tasks, recreational and entertainment activities, automotive and garage settings. Winch drives offer reliable and controlled movement, allowing for the handling of heavy loads in a wide range of settings and industries.

China Professional Nmrv Nrv Worm Gear Speed Reduction Gearbox Reducer  China Professional Nmrv Nrv Worm Gear Speed Reduction Gearbox Reducer
editor by CX 2024-01-17