China factory Planetary NEMA23 Geared Stepper Motor 76mm Gearbox Ratio 10: 1 Stepper Speed Reducer CNC Router Engraver with Great quality

Product Description


Model No. Step Angle Motor Length Current
Holding Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L1)mm A Ω mH N.m No. Kg
JK57HS41-2804 1.8 41 2.8 0.7 1.4 0.55 4 250 150 0.47
JK57HS51-2804 1.8 51 2.8 0.83 2.2 1.01 4 300 230 0.59
JK57HS56-2804 1.8 56 2.8 0.9 2.5 1.2 4 350 280 0.68
JK57HS64-2804 1.8 64 2.8 0.8 2.3 1 4 400 300 0.75
JK57HS76-2804 1.8 76 2.8 1.1 3.6 1.89 4 600 440 1.1
JK57HS82-3004 1.8 82 3 1.2 4 2.1 4 1000 600 1.2
JK57HS100-4204 1.8 100 4.2 0.75 3 3 4 1100 700 1.3
JK57HS112-4204 1.8 112 4.2 0.9 3.8 3.1 4 1200 800 1.4

 Reduction ratio 3.6 4.25 13 15 18 23 47 55 65 77 121 154 187 220 260 307
 Number of gear trains 1 2 3 4
(L2) Length(mm) 37.8 49.5 60.8 71.9
Max.rated torque(N.m) 3 12 24 30
Short time permissible torque(N.m) 9 36 72 90
Efficiency( %) 90%       81% 73% 66%
Weight(g) 489 681 871 1066




Used for 3D printer ,
electronic automatic equipment stepping motor,
medical instrument stepping motor,
advertising instrument stepper motor,
lighting& audio equipment stepper motor,
printer stepper motor, textile machinery stepper motor.
Cnc router stepper motor.

Other product:
Stepper motor
brushless dc motor
DC motor
Spindle motor
Driver(stepper driver and BLDC driver)
Linear motor
Easy servo motor and so on

Production Steps

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Application: Nc Machine Tool
Speed: Low Speed
Number of Stator: Two-Phase
Excitation Mode: HB-Hybrid
Function: Driving
Number of Poles: 2
US$ 25/Piece
1 Piece(Min.Order)

Request Sample



Customized Request

speed reducer gearbox

Emerging Trends in Speed Reducer Gearbox Technology

Speed reducer gearbox technology is undergoing continuous advancements, driven by the need for improved efficiency, reliability, and performance in various industrial applications. Some emerging trends in speed reducer gearbox technology include:

  • Compact and Lightweight Designs: Manufacturers are developing speed reducer gearboxes with compact and lightweight designs, allowing for easier integration into space-constrained environments and reducing overall equipment weight.
  • High-Efficiency Gearing: Advanced materials and manufacturing processes are being used to create high-efficiency gear designs, minimizing friction and energy losses, and maximizing power transmission.
  • Integrated Sensors and Monitoring: Many modern speed reducer gearboxes come equipped with integrated sensors and monitoring systems. These technologies enable real-time data collection, condition monitoring, and predictive maintenance, enhancing reliability and reducing downtime.
  • Smart and Digital Gearboxes: The integration of digital technologies, such as IoT (Internet of Things) connectivity and automation, is transforming traditional speed reducer gearboxes into “smart” gearboxes. These gearboxes can communicate with other equipment, adjust settings remotely, and optimize performance based on real-time data.
  • Noise and Vibration Reduction: Noise and vibration reduction technologies are becoming more prominent in speed reducer gearbox design. Enhanced damping and isolation features help minimize noise levels and vibrations, contributing to quieter and more comfortable operating environments.
  • Customization and Modular Design: Manufacturers are offering more customization options and modular designs for speed reducer gearboxes. This allows users to tailor gearboxes to their specific needs and easily replace individual components for maintenance purposes.

As technology continues to evolve, these emerging trends in speed reducer gearbox technology are likely to drive further innovation, enabling industries to achieve higher levels of efficiency, productivity, and overall equipment performance.

speed reducer gearbox

Maintenance Practices for Extending the Lifespan of Speed Reducer Gearboxes

Proper maintenance is essential for ensuring the longevity and optimal performance of speed reducer gearboxes. Here are some crucial maintenance practices to extend their lifespan:

Regular Inspection: Conduct routine visual and auditory inspections to identify any signs of wear, misalignment, or unusual noise. Detecting issues early allows for timely intervention and prevents further damage.

Lubrication: Follow the manufacturer’s guidelines for lubrication frequency and type. Adequate lubrication ensures smooth gear operation, reduces friction, and prevents premature wear and overheating.

Lubricant Quality: Use high-quality lubricants recommended by the gearbox manufacturer. Proper lubricant selection contributes to effective lubrication and protection against corrosion.

Cleaning: Regularly clean the exterior of the gearbox to prevent the accumulation of dirt, debris, and contaminants that could impact its performance and cooling ability.

Torque Check: Periodically check and re-tighten mounting bolts and fasteners to maintain proper torque and prevent loosening due to vibrations and operational forces.

Alignment: Ensure proper shaft alignment to minimize excessive loads on gears and bearings. Misalignment can lead to increased wear and reduced efficiency.

Temperature Monitoring: Monitor the operating temperature of the gearbox and ensure it stays within the recommended range. Excessive heat can degrade lubricant properties and damage internal components.

Seal Inspection: Check seals and gaskets for signs of leaks. Damaged seals can lead to lubricant loss and contamination, affecting gearbox performance.

Filter Replacement: If the gearbox has a filtration system, regularly replace filters to maintain clean lubricant and prevent abrasive particles from causing damage.

Vibration Analysis: Perform periodic vibration analysis to detect any abnormal vibrations that could indicate misalignment, imbalance, or other issues. Addressing these problems promptly can prevent further damage.

Professional Service: Engage with qualified technicians or service providers for comprehensive inspections and maintenance, especially for complex or critical applications.

By adhering to these maintenance practices, you can maximize the lifespan of your speed reducer gearboxes, ensure reliable operation, and avoid costly downtime or premature replacement.

speed reducer gearbox

Types of Speed Reducer Gearboxes and Their Applications

Speed reducer gearboxes come in various types, each designed to suit specific applications and performance requirements. These gearbox designs leverage different gear arrangements and mechanisms to achieve the desired speed reduction and torque amplification. Here are some common types of speed reducer gearboxes and their applications:

1. Planetary Gearbox: Planetary gearboxes, also known as epicyclic gearboxes, consist of a central sun gear, multiple planet gears, and a ring gear. This compact design allows for high torque output and efficiency. Planetary gearboxes are commonly used in applications requiring high torque and precision, such as robotics, automated machinery, and aerospace systems.

2. Helical Gearbox: Helical gearboxes utilize helical gears with inclined teeth to transmit power. They provide smooth and quiet operation and are suitable for applications that require moderate speed reduction and torque amplification, such as conveyors, pumps, and industrial mixers.

3. Worm Gearbox: Worm gearboxes consist of a worm screw and a worm wheel. They offer high torque output and are known for their self-locking capability, making them ideal for applications where backdriving prevention is essential, such as lifting mechanisms, gates, and heavy machinery.

4. Bevel Gearbox: Bevel gearboxes use bevel gears to transmit power between intersecting shafts. They are suitable for changing the direction of rotation and transmitting power at right angles. Bevel gearboxes are commonly used in printing presses, woodworking equipment, and automotive applications.

5. Cycloidal Drive Gearbox: Cycloidal drive gearboxes use a unique mechanism with cycloidal motion to achieve speed reduction and torque amplification. They are known for their high shock-load resistance and compact design. Cycloidal drive gearboxes find applications in robotics, packaging machinery, and material handling systems.

6. Spur Gearbox: Spur gearboxes utilize straight-cut spur gears for power transmission. They are simple in design and are suitable for low-speed applications that require minimal torque amplification, such as printing machines, textile equipment, and food processing machinery.

7. Hypoid Gearbox: Hypoid gearboxes use hypoid gears that resemble spiral bevel gears. They offer higher torque capacity and smoother operation compared to traditional bevel gearboxes. Hypoid gearboxes are commonly used in automotive drivetrains and heavy-duty machinery.

8. Harmonic Drive Gearbox: Harmonic drive gearboxes use a flexible spline and wave generator to achieve speed reduction and torque amplification. They are known for their high precision and backlash-free operation, making them suitable for applications requiring precise motion control, such as semiconductor manufacturing and medical devices.

Each type of speed reducer gearbox offers unique advantages and characteristics, making them suitable for specific applications across industries. The choice of gearbox type depends on factors such as required torque, speed reduction ratio, space limitations, efficiency, and operational demands.

China factory Planetary NEMA23 Geared Stepper Motor 76mm Gearbox Ratio 10: 1 Stepper Speed Reducer CNC Router Engraver   with Great quality China factory Planetary NEMA23 Geared Stepper Motor 76mm Gearbox Ratio 10: 1 Stepper Speed Reducer CNC Router Engraver   with Great quality
editor by CX 2024-02-19