China NEMA 8, 11, 14, 16, 17, 23, 34, 43 Electric Stepping Stepper Gear Motor with Planetary Gearbox for CNC Sewing Machine motor efficiency

Item Description

Merchandise Specs  
Stage Angle one.8°
Temperature Rise 80ºCmax
Ambient Temperature -20ºC~+50ºC
Insulation Resistance a hundred MΩ Min. ,500VDC
Dielectric Toughness 500VAC for 1minute
Shaft Radial Perform .02Max. (450g-load)
Shaft Axial Engage in .08Max. (450g-load)
Max. radial force 75N (20mm from the flange)
Max. axial force 15N

 

Technical specs:

Design No. Action Angle Motor Size Recent
/Phase
Resistance
/Period
Inductance
/Period
Holding Torque # of Prospects Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH N.m No. g.cm g.cm Kg
JK57HS41-1006 one.8 forty one 1 seven.1 8 .48 six 250 150 .47
JK57HS41-2008 1.8 forty one 2 1.4 1.4 .39 eight 250 150 .forty seven
JK57HS41-2804 one.eight forty one two.eight .7 one.four .55 4 250 150 .forty seven
JK57HS51-1006 1.eight fifty one 1 6.6 8.two .72 6 three hundred 230 .fifty nine
JK57HS51-2008 one.eight fifty one two 1.eight two.seven .nine 8 300 230 .59
JK57HS51-2804 1.eight 51 2.8 .83 two.2 one.01 4 300 230 .fifty nine
JK57HS56-2006 1.eight 56 2 1.eight two.five .9 six 350 280 .sixty eight
JK57HS56-2108 one.eight fifty six 2.one one.eight 2.five 1 8 350 280 .sixty eight
JK57HS56-2804 1.8 56 two.8 .nine two.5 1.two 4 350 280 .68
JK57HS64-2804 1.eight sixty four two.8 .eight 2.3 1 four four hundred three hundred .75
JK57HS76-2804 one.8 76 two.8 1.one three.6 1.89 four 600 440 one.1
JK57HS76-3006 1.eight 76 three one one.6 1.35 6 600 440 one.one
JK57HS76-3008 one.eight seventy six three one 1.eight 1.five eight 600 440 1.1
JK57HS82-3004 1.eight eighty two three 1.two four two.1 four a thousand 600 one.2
JK57HS82-4008 one.eight eighty two 4 .8 1.eight 2 eight one thousand 600 1.2
JK57HS82-4204 one.eight 82 four.two .seven 2.5 two.two four one thousand 600 1.two
JK57HS100-4204 one.8 100 four.2 .75 three three 4 1100 seven hundred 1.three
JK57HS112-3004 one.eight 112 3 1.6 7.five three 4 1200 800 one.4
JK57HS112-4204 one.8 112 four.2 .nine three.8 3.1 4 1200 800 one.4

Planetary Gearbox Specification:

 Reduction ratio 3.six four.twenty five thirteen fifteen 18 23 47 fifty five 65 seventy seven 121 154 187 220 260 307
 Number of gear trains 1 2 3 4
(L2) Length(mm) 37.8 49.five 60.8 71.nine
Max.rated torque(N.m) 3 12 24 30
Quick time permissible torque(N.m) 9 36 72 90
Performance( %) 90%       81% 73% 66%
Bodyweight(g) 489 681 871 1066

 
Drawing(device=mm)

 

US $21.67
/ Piece
|
3 Pieces

(Min. Order)

###

Application: Nc Machine Tool
Speed: Low Speed
Number of Stator: Two-Phase
Excitation Mode: HB-Hybrid
Function: Driving
Number of Poles: 2

###

Samples:
US$ 21.67/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Item Specifications  
Step Angle 1.8°
Temperature Rise 80ºCmax
Ambient Temperature -20ºC~+50ºC
Insulation Resistance 100 MΩ Min. ,500VDC
Dielectric Strength 500VAC for 1minute
Shaft Radial Play 0.02Max. (450g-load)
Shaft Axial Play 0.08Max. (450g-load)
Max. radial force 75N (20mm from the flange)
Max. axial force 15N

###

Model No. Step Angle Motor Length Current
/Phase
Resistance
/Phase
Inductance
/Phase
Holding Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH N.m No. g.cm g.cm Kg
JK57HS41-1006 1.8 41 1 7.1 8 0.48 6 250 150 0.47
JK57HS41-2008 1.8 41 2 1.4 1.4 0.39 8 250 150 0.47
JK57HS41-2804 1.8 41 2.8 0.7 1.4 0.55 4 250 150 0.47
JK57HS51-1006 1.8 51 1 6.6 8.2 0.72 6 300 230 0.59
JK57HS51-2008 1.8 51 2 1.8 2.7 0.9 8 300 230 0.59
JK57HS51-2804 1.8 51 2.8 0.83 2.2 1.01 4 300 230 0.59
JK57HS56-2006 1.8 56 2 1.8 2.5 0.9 6 350 280 0.68
JK57HS56-2108 1.8 56 2.1 1.8 2.5 1 8 350 280 0.68
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
JK57HS76-3006 1.8 76 3 1 1.6 1.35 6 600 440 1.1
JK57HS76-3008 1.8 76 3 1 1.8 1.5 8 600 440 1.1
JK57HS82-3004 1.8 82 3 1.2 4 2.1 4 1000 600 1.2
JK57HS82-4008 1.8 82 4 0.8 1.8 2 8 1000 600 1.2
JK57HS82-4204 1.8 82 4.2 0.7 2.5 2.2 4 1000 600 1.2
JK57HS100-4204 1.8 100 4.2 0.75 3 3 4 1100 700 1.3
JK57HS112-3004 1.8 112 3 1.6 7.5 3 4 1200 800 1.4
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
US $21.67
/ Piece
|
3 Pieces

(Min. Order)

###

Application: Nc Machine Tool
Speed: Low Speed
Number of Stator: Two-Phase
Excitation Mode: HB-Hybrid
Function: Driving
Number of Poles: 2

###

Samples:
US$ 21.67/Piece
1 Piece(Min.Order)

|
Request Sample

###

Customization:

###

Item Specifications  
Step Angle 1.8°
Temperature Rise 80ºCmax
Ambient Temperature -20ºC~+50ºC
Insulation Resistance 100 MΩ Min. ,500VDC
Dielectric Strength 500VAC for 1minute
Shaft Radial Play 0.02Max. (450g-load)
Shaft Axial Play 0.08Max. (450g-load)
Max. radial force 75N (20mm from the flange)
Max. axial force 15N

###

Model No. Step Angle Motor Length Current
/Phase
Resistance
/Phase
Inductance
/Phase
Holding Torque # of Leads Detent Torque Rotor Inertia Mass
( °) (L)mm A Ω mH N.m No. g.cm g.cm Kg
JK57HS41-1006 1.8 41 1 7.1 8 0.48 6 250 150 0.47
JK57HS41-2008 1.8 41 2 1.4 1.4 0.39 8 250 150 0.47
JK57HS41-2804 1.8 41 2.8 0.7 1.4 0.55 4 250 150 0.47
JK57HS51-1006 1.8 51 1 6.6 8.2 0.72 6 300 230 0.59
JK57HS51-2008 1.8 51 2 1.8 2.7 0.9 8 300 230 0.59
JK57HS51-2804 1.8 51 2.8 0.83 2.2 1.01 4 300 230 0.59
JK57HS56-2006 1.8 56 2 1.8 2.5 0.9 6 350 280 0.68
JK57HS56-2108 1.8 56 2.1 1.8 2.5 1 8 350 280 0.68
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
JK57HS76-3006 1.8 76 3 1 1.6 1.35 6 600 440 1.1
JK57HS76-3008 1.8 76 3 1 1.8 1.5 8 600 440 1.1
JK57HS82-3004 1.8 82 3 1.2 4 2.1 4 1000 600 1.2
JK57HS82-4008 1.8 82 4 0.8 1.8 2 8 1000 600 1.2
JK57HS82-4204 1.8 82 4.2 0.7 2.5 2.2 4 1000 600 1.2
JK57HS100-4204 1.8 100 4.2 0.75 3 3 4 1100 700 1.3
JK57HS112-3004 1.8 112 3 1.6 7.5 3 4 1200 800 1.4
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

The Benefits of Using a Gear Motor

A gear motor works on the principle of conservation of angular momentum. As the smaller gear covers more RPM and the larger gear produces more torque, the ratio between the two is greater than one. Similarly, a multiple gear motor follows the principle of energy conservation, with the direction of rotation always opposite to the one that is adjacent to it. It’s easy to understand the concept behind gear motors and the various types available. Read on to learn about the different types of gears and their applications.

Electric motor

The choice of an electric motor for gear motor is largely dependent on the application. There are various motor and gearhead combinations available, and some are more efficient than others. However, it is critical to understand the application requirements and select a motor that meets these needs. In this article, we’ll examine some of the benefits of using a gear motor. The pros and cons of each type are briefly discussed. You can buy new gear motors at competitive prices, but they aren’t the most reliable or durable option for your application.
To determine which motor is best for your application, you’ll need to consider the load and speed requirements. A gear motor’s efficiency (e) can be calculated by taking the input and output values and calculating their relation. On the graph below, the input (T) and output (P) values are represented as dashed lines. The input (I) value is represented as the torque applied to the motor shaft. The output (P) is the amount of mechanical energy converted. A DC gear motor is 70% efficient at 3.75 lb-in / 2,100 rpm.
In addition to the worm gear motor, you can also choose a compact DC worm gear motor with a variable gear ratio from 7.5 to 80. It has a range of options and can be custom-made for your specific application. The 3-phase AC gear motor, on the other hand, works at a rated power of one hp and torque of 1.143.2 kg-m. The output voltage is typically 220V.
Another important factor is the output shaft orientation. There are two main orientations for gearmotors: in-line and offset. In-line output shafts are most ideal for applications with high torque and short reduction ratios. If you want to avoid backlash, choose a right angle output shaft. An offset shaft can cause the output shaft to become excessively hot. If the output shaft is angled at a certain angle, it may be too large or too small.
Motor

Gear reducer

A gear reducer is a special kind of speed reducing motor, usually used in large machinery, such as compressors. These reducers have no cooling fan and are not designed to handle heavy loads. Different purposes require different service factors. For instance, a machine that requires frequent fast accelerations and occasional load spikes needs a gear reducer with a high service factor. A gear reducer that’s designed for long production shifts should be larger than a machine that uses it for short periods of time.
A gear reducer can reduce the speed of a motor by a factor of two. The reduction ratio changes the rotation speed of the receiving member. This change in speed is often required to solve problems of inertia mismatch. The torque density of a gear reducer is measured in newton meters and will depend on the motor used. The first criterion is the configuration of the input and output shafts. A gear ratio of 2:1, for example, means that the output speed has been cut in half.
Bevel gear reducers are a good option if the input and output shafts are perpendicular. This type is very robust and is perfect for situations where the angle between two axes is small. However, bevel gear reducers are expensive and require constant maintenance. They are usually used in heavy-duty conveyors and farm equipment. The correct choice of gear reducer for gear motor is crucial for the efficiency and reliability of the mechanism. To get the best gear reducer for your application, talk to a qualified manufacturer today.
Choosing a gear reducer for a gear motor can be tricky. The wrong one can ruin an entire machine, so it’s important to know the specifics. You must know the torque and speed requirements and choose a motor with the appropriate ratio. A gear reducer should also be compatible with the motor it’s intended for. In some cases, a smaller motor with a gear reducer will work better than a larger one.
Motor

Motor shaft

Proper alignment of the motor shaft can greatly improve the performance and life span of rotating devices. The proper alignment of motors and driven instruments enhances the transfer of energy from the motor to the instrument. Incorrect alignment leads to additional noise and vibration. It may also lead to premature failure of couplings and bearings. Misalignment also results in increased shaft and coupling temperatures. Hence, proper alignment is critical to improve the efficiency of the driven instrument.
When choosing the correct type of gear train for your motor, you need to consider its energy efficiency and the torque it can handle. A helical geared motor is more efficient for high output torque applications. Depending on the required speed and torque, you can choose between an in-line and a parallel helical geared motor. Both types of gears have their advantages and disadvantages. Spur gears are widespread. They are toothed and run parallel to the motor shaft.
A planetary gear motor can also have a linear output shaft. A stepping motor should not operate at too high current to prevent demagnetization, which will lead to step loss or torque drop. Ensure that the motor and gearbox output shafts are protected from external impacts. If the motor and gearbox are not protected against bumps, they may cause thread defects. Make sure that the motor shafts and rotors are protected from external impacts.
When choosing a metal for your gear motor’s motor shaft, you should consider the cost of hot-rolled bar stock. Its outer layers are more difficult to machine. This type of material contains residual stresses and other problems that make it difficult to machine. For these applications, you should choose a high-strength steel with hard outer layers. This type of steel is cheaper, but it also has size considerations. It’s best to test each material first to determine which one suits your needs.
In addition to reducing the speed of your device, a geared motor also minimizes the torque generated by your machine. It can be used with both AC and DC power. A high-quality gear motor is vital for stirring mechanisms and conveyor belts. However, you should choose a geared motor that uses high-grade gears and provides maximum efficiency. There are many types of planetary gear motors and gears on the market, and it’s important to choose the right one.
Motor

First stage gears

The first stage gears of a gear motor are the most important components of the entire device. The motor’s power transmission is 90% efficient, but there are many factors that can affect its performance. The gear ratios used should be high enough to handle the load, but not too high that they are limiting the motor’s speed. A gear motor should also have a healthy safety factor, and the lubricant must be sufficient to overcome any of these factors.
The transmission torque of the gear changes with its speed. The transmission torque at the input side of the gear decreases, transferring a small torque to the output side. The number of teeth and the pitch circle diameters can be used to calculate the torque. The first stage gears of gear motors can be categorized as spur gears, helical gears, or worm gears. These three types of gears have different torque capacities.
The first stage helical gear is the most important part of a gear motor. Its function is to transfer rotation from one gear to the other. Its output is the gearhead. The second stage gears are connected by a carrier. They work in tandem with the first stage gear to provide the output of the gearhead. Moreover, the first stage carrier rotates in the same direction as the input pinion.
Another important component is the output torque of the gearmotor. When choosing a gearmotor, consider the starting torque, running torque, output speed, overhung and shock loads, duty cycles, and more. It is crucial to choose a gearmotor with the right ratio for the application. By choosing the proper gearmotor, you will get maximum performance with minimal operating costs and increase plant productivity. For more information on first stage gears, check out our blog.
The first stage of a gear motor is composed of a set of fixed and rotating sprockets. The first stage of these gears acts as a drive gear. Its rotational mass is a limiting factor for torque. The second stage consists of a rotating shaft. This shaft rotates in the direction of the torque axis. It is also the limiting force for the motor’s torque.

China NEMA 8, 11, 14, 16, 17, 23, 34, 43 Electric Stepping Stepper Gear Motor with Planetary Gearbox for CNC Sewing Machine     motor efficiencyChina NEMA 8, 11, 14, 16, 17, 23, 34, 43 Electric Stepping Stepper Gear Motor with Planetary Gearbox for CNC Sewing Machine     motor efficiency
editor by czh 2023-01-05