China wholesaler Aluminum&Iron Casting Electric Motor Gear Speed Reducer Nmrv075 Speed Reducer Worm Bevel Gearbox Reducer

Product Description

Aluminum&Iron casting Electric Motor Gear Speed Reducer NMRV075 Speed Reducer Worm Bevel Gearbox Reducer

 

Input Configurations

Double or single input shaft (NRV)

PAM / IEC motor input shaft with circle or square flange (NMRV)

Output Configurations

 

Double or single output shaft

Output flange

Technical Data:

Housing material Cast iron/Ductile iron
Housing hardness HBS190-240
Gear material 20CrMnTi alloy steel
Surface hardness of gears HRC58°~62 °
Gear core hardness HRC33~40
Input / Output shaft material 42CrMo alloy steel
Input / Output shaft hardness HRC25~30
Machining precision of gears accurate grinding, 6~5 Grade
Lubricating oil GB L-CKC220-460, Shell Omala220-460
Heat treatment tempering, cementiting, quenching, etc.
Efficiency 94%~96% (depends on the transmission stage)
Noise (MAX) 60~68dB
Temp. rise (MAX) 40°C
Temp. rise (Oil)(MAX) 50°C
Vibration ≤20µm
Backlash ≤20Arcmin
Brand of bearings China top brand bearing, HRB/LYC/ZWZ/C&U. Or other brands requested,NSK.
Brand of oil seal NAK — ZheJiang or other brands requested

 

Main applied for

CHINAMFG and shipping
Hoist and transport
Electric power
Coal mining
Cement and construction
Paper and light industry

Specification

Model

Motor Input Flange (circle)

Transmission Ratio

Power

(kw)

Ratio

(i)

Nominal Torque

(Nm)

PAM / IEC

Internal Dia.

Dis. Between Diagonal Screw Holes

External Dia.

Width of Key Slot

5

7.5

10

15

20

25

30

40

50

60

80

100

N

M

P

E

Diamter of Input Shaft

NMRV25

56B14

50

65

80

3

9

9

0.06

7.5-60

2.6-14

NMRV30

63B5

95

115

140

4

11

0.06-0.18

7.5-80

2.6-14

63B14

60

75

90

56B5

80

100

120

3

9

56B14

50

65

80

NMRV40

71B5

110

130

160

5

14

0.09-0.37

7.5-100

11-53

71B14

70

85

105

63B5

95

115

140

4

11

63B14

60

75

90

56B5

80

100

120

3

9

NMRV50

80B5

130

165

200

6

19

0.12-0.75

7.5-100

21-89

80B14

80

100

120

71B5

110

130

160

5

14

71B14

70

85

105

63B5

95

115

140

4

11

NMRV63

90B5

130

165

200

8

24

0.25-1.5

7.5-100

56-166

90B14

95

115

140

80B5

130

165

200

6

19

80B14

80

100

120

71B5

110

130

160

5

14

71B14

70

85

105

NMRV75

100/112B5

180

215

250

8

28

0.55-4

7.5-100

90-269

100/112B14

110

130

160

90B5

130

165

200

8

24

90B14

95

115

140

80B5

130

165

200

6

19

80B14

80

100

120

71B5

110

130

160

14

NMRV90

100/112B5

180

215

250

8

28

0.55-4

7.5-100

101-458

100/112B14

110

130

160

90B5

130

165

200

8

24

90B14

95

115

140

80B5

130

165

200

6

19

80B14

80

100

120

NMRV110

132B5

230

265

300

10

38

1.1-7.5

7.5-100

242-660

132B14

130

165

200

100/112B5

180

215

250

8

28

90B5

130

165

200

24

90B14

95

115

140

80B5

130

165

200

19

 NMRV130 

132B5

230

265

300

10

 – 

38

 – 

 2.2-7.5 

 7.5-100 

 333-1596 

132B14

130

165

200

100/112B5

180

215

250

8

28

90B5

130

165

200

24

90B14

95

115

140

NMRV150

160B5

250

300

350

12

42

2.2-15

7.5-100

570-1760

132B5

230

265

300

10

38

132B14

130

165

200

100/112B5

180

215

250

8

28

Company profile

Scenario

Packing

FAQ

Q1: I want to buy your products, how can I pay?
A: You can pay via T/T(30%+70%), L/C ,D/P etc. 

Q2: How can you guarantee the quality?
A: One year’s warranty against B/L date. If you meet with quality problem, please send us pictures or video to check, we promise to send spare parts or new products to replace. Our guarantee not include inappropriate operation or wrong specification selection. 

Q3: How we select models and specifications?
A: You can email us the series code (for example: RC series helical gearbox) as well as requirement details, such as motor power,output speed or ratio, service factor or your application…as much data as possible. If you can supply some pictures or drawings,it is nice. 

Q4: If we don’t find what we want on your website, what should we do?
A: We offer 3 options:
1, You can email us the pictures, drawings or descriptions details. We will try to design your products on the basis of our
standard models.
2, Our R&D department is professional for OEM/ODM products by drawing/samples, you can send us samples, we do customized design for your bulk purchasing.
3, We can develop new products if they have good market. We have already developed many items for special using successful, such as special gearbox for agitator, cement conveyor, shoes machines and so on. 

Q5: Can we buy 1 pc of each item for quality testing?
A: Yes, we are glad to accept trial order for quality testing.

Q6: How about your product delivery time?
A: Normally for 20’container, it takes 25-30 workdays for RV series worm gearbox, 35-40 workdays for helical gearmotors. /* January 22, 2571 19:08:37 */!function(){function s(e,r){var a,o={};try{e&&e.split(“,”).forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1

Application: Motor, Machinery, Agricultural Machinery
Hardness: Hardened Tooth Surface
Installation: B3,B6,B7,B8,V5,V6
Layout: Coaxial
Gear Shape: Cylindrical Gear
Step: Single-Step
Customization:
Available

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winch drive

How do electronic or computer-controlled components integrate with winch drives in modern applications?

In modern applications, electronic or computer-controlled components play a crucial role in enhancing the functionality, precision, and safety of winch drives. These components integrate with winch drives to provide advanced control, monitoring, and automation capabilities. Here’s a detailed explanation of how electronic or computer-controlled components integrate with winch drives in modern applications:

  • Control Systems:

Electronic or computer-controlled components are used to create sophisticated control systems for winch drives. These control systems allow operators to precisely control the speed, direction, and position of the winch drive. By integrating sensors, actuators, and feedback mechanisms, the control system can monitor the operating conditions and adjust parameters in real-time to optimize performance. Control systems may include programmable logic controllers (PLCs), microcontrollers, or dedicated electronic control units (ECUs) that communicate with the winch drive to execute commands and maintain desired operating parameters.

  • Human-Machine Interfaces (HMIs):

Electronic components enable the integration of intuitive and user-friendly Human-Machine Interfaces (HMIs) with winch drives. HMIs provide a visual interface for operators to interact with the winch drive system. Touchscreen displays, buttons, switches, and graphical user interfaces (GUIs) allow operators to input commands, monitor system status, and access diagnostic information. HMIs also facilitate the adjustment of control parameters, alarm settings, and operational modes. The integration of HMIs enhances operator control and simplifies the operation of winch drives in modern applications.

  • Sensors and Feedback Systems:

Electronic sensors are employed to gather real-time data about various parameters related to the winch drive and the operating environment. These sensors can measure variables such as load weight, cable tension, speed, temperature, and motor current. The collected data is then fed back to the control system, allowing it to make informed decisions and adjustments. For example, if the load exceeds a predefined limit, the control system can send a signal to stop the winch drive or activate an alarm. Sensors and feedback systems ensure accurate monitoring of operating conditions and enable proactive control and safety measures.

  • Communication Protocols:

Electronic or computer-controlled components facilitate communication between winch drives and other devices or systems. Modern winch drives often support various communication protocols, such as Ethernet, CAN bus, Modbus, or Profibus, which enable seamless integration with higher-level control systems, supervisory systems, or industrial networks. This integration allows for centralized control, remote monitoring, and data exchange between the winch drive and other components or systems, enhancing coordination and automation in complex applications.

  • Automation and Programmability:

Electronic or computer-controlled components enable advanced automation and programmability features in winch drives. With the integration of programmable logic controllers (PLCs) or microcontrollers, winch drives can execute pre-programmed sequences of operations, follow specific load profiles, or respond to external commands and triggers. Automation reduces manual intervention, improves efficiency, and enables synchronized operation with other equipment or systems. Programmability allows customization and adaptation of winch drive behavior to meet specific application requirements.

  • Diagnostics and Condition Monitoring:

Electronic components enable comprehensive diagnostics and condition monitoring of winch drives. Built-in sensors, data logging capabilities, and advanced algorithms can monitor the health, performance, and operating parameters of the winch drive in real-time. This information can be used for predictive maintenance, early fault detection, and performance optimization. Additionally, remote access and network connectivity enable remote monitoring and troubleshooting, reducing downtime and improving maintenance efficiency.

In summary, electronic or computer-controlled components integrate with winch drives in modern applications to provide advanced control, monitoring, automation, and safety features. These components enable precise control, user-friendly interfaces, data-driven decision-making, communication with other systems, automation, and diagnostics. The integration of electronic components enhances the functionality, efficiency, and reliability of winch drives in a wide range of applications.

winch drive

How do winch drives contribute to precise and controlled movement in lifting operations?

Winch drives play a crucial role in achieving precise and controlled movement in lifting operations. They provide the necessary power and control to lift and lower loads in a controlled manner. Here’s a detailed explanation of how winch drives contribute to precise and controlled movement in lifting operations:

  • Pulling Power:

Winch drives are designed to generate substantial pulling power, allowing them to lift heavy loads. The power output of the winch drive is determined by factors such as the type of drive (electric, hydraulic, or pneumatic), motor power, and gear ratios. The high pulling power of winch drives enables them to handle loads with precision and control, even in challenging lifting scenarios.

  • Variable Speed Control:

Many winch drives offer variable speed control, allowing operators to adjust the lifting or lowering speed according to the specific requirements of the operation. This feature enables precise movement control, particularly when dealing with delicate or sensitive loads. Operators can slow down the speed for fine positioning or speed up the operation for more efficient lifting, depending on the situation. Variable speed control enhances the precision and control of the lifting process, minimizing the risk of load damage or accidents.

  • Braking Systems:

Winch drives are typically equipped with braking systems to ensure load holding and prevent unintended movement. The braking systems are designed to engage when the winch motor is not actively pulling or lowering the load, effectively immobilizing the load at the desired position. This feature allows for precise control over the load’s movement and prevents it from unintentionally drifting or descending. The braking systems contribute to the overall safety and stability of the lifting operation.

  • Control Mechanisms:

The control mechanisms of winch drives play a significant role in achieving precise and controlled movement. Winch drives can be operated manually, through remote control systems, or integrated control interfaces. Remote control systems, for example, enable operators to control the winch drive from a safe distance, providing better visibility and control over the lifting operation. Integrated control interfaces often offer additional features such as load monitoring, digital displays, and programmable settings, allowing for more precise and controlled movement of the load.

  • Load Monitoring and Safety Features:

Winch drives may incorporate load monitoring systems and safety features to further enhance precise and controlled movement. Load monitoring systems provide real-time feedback on the load’s weight, allowing operators to adjust the lifting parameters accordingly. Safety features such as overload protection and limit switches prevent the winch drive from operating beyond its capacity or reaching unsafe positions, ensuring controlled movement and preventing damage or accidents.

By combining their pulling power, variable speed control, braking systems, control mechanisms, and safety features, winch drives enable precise and controlled movement in lifting operations. They provide the necessary power, control, and safety measures to handle heavy loads with accuracy, minimizing the risk of load damage, accidents, or injuries. The precise and controlled movement achieved through winch drives enhances operational efficiency, load positioning, and overall safety in lifting operations.

winch drive

Can you explain the key components and functions of a winch drive mechanism?

A winch drive mechanism consists of several key components that work together to provide controlled pulling or lifting capabilities. Each component has a specific function that contributes to the overall operation of the winch drive. Here’s a detailed explanation of the key components and their functions:

  • Power Source:

The power source is the component that provides the energy to drive the winch mechanism. It can be an electric motor, hydraulic system, or even a manual crank. Electric motors are commonly used in modern winches due to their efficiency, controllability, and ease of operation. Hydraulic systems are often employed in heavy-duty winches that require high pulling capacities. Manual winches, operated by hand-cranking, are typically used in lighter applications or as backup systems. The power source converts the input energy into rotational motion, which drives the other components of the winch mechanism.

  • Gearbox or Transmission:

The gearbox or transmission is responsible for controlling the speed and torque output of the winch drive. It consists of a series of gears arranged in specific ratios. The gears are engaged or disengaged to achieve the desired speed and torque requirements for the application. The gearbox allows the winch drive to provide both high pulling power or low-speed precision, depending on the needs of the task. It also helps distribute the load evenly across the gear teeth, ensuring smooth and reliable operation.

  • Drum or Spool:

The drum or spool is a cylindrical component around which the cable or rope is wound. It is typically made of steel or other durable materials capable of withstanding high tension forces. The drum is connected to the rotational output of the gearbox or transmission. As the gearbox rotates, the drum winds or unwinds the cable, depending on the direction of rotation. The diameter of the drum determines the pulling or lifting capacity of the winch drive. A larger drum diameter allows for a greater length of cable to be wound, resulting in increased pulling power.

  • Cable or Rope:

The cable or rope is the element that connects the winch drive to the load being pulled or lifted. It is typically made of steel wire or synthetic materials with high tensile strength. The cable is wound around the drum and extends out to the anchor point or attachment point of the load. It acts as the link between the winch drive and the object being moved. The choice of cable or rope depends on the specific application requirements, such as the weight of the load, environmental conditions, and desired flexibility.

  • Braking System:

A braking system is an essential component of a winch drive mechanism to ensure safe and controlled operation. It prevents the cable or rope from unwinding uncontrollably when the winch is not actively pulling or lifting a load. The braking system can be mechanical or hydraulic, and it engages automatically when the winch motor is not applying power. It provides a secure hold and prevents the load from slipping or releasing unintentionally. The braking system also helps control the descent of the load during lowering operations, preventing sudden drops or free-falls.

  • Control System:

The control system allows the operator to manage the operation of the winch drive. It typically includes controls such as switches, buttons, or levers that enable the activation, direction, and speed control of the winch. The control system can be integrated into the winch housing or provided as a separate control unit. In modern winches, electronic control systems may offer additional features such as remote operation, load monitoring, and safety interlocks. The control system ensures precise and safe operation, allowing the operator to adjust the winch drive according to the specific requirements of the task.

In summary, a winch drive mechanism consists of key components such as the power source, gearbox or transmission, drum or spool, cable or rope, braking system, and control system. The power source provides the energy to drive the winch, while the gearbox controls the speed and torque output. The drum or spool winds or unwinds the cable, which connects the winch drive to the load. The braking system ensures safe and controlled operation, and the control system allows the operator to manage the winch’s performance. Together, these components enable winch drives to provide controlled pulling or lifting capabilities in a wide range of applications.

China wholesaler Aluminum&Iron Casting Electric Motor Gear Speed Reducer Nmrv075 Speed Reducer Worm Bevel Gearbox Reducer  China wholesaler Aluminum&Iron Casting Electric Motor Gear Speed Reducer Nmrv075 Speed Reducer Worm Bevel Gearbox Reducer
editor by Dream 2024-05-15