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1.8deg 1.68A 5kg.cm 1000ppr 42mm Nema17 Stepping Motor with encoder
Stepper motors consist of a rotor with permanent magnets and a
stationary stator that carries the windings. When current runs
through the stator windings, it generates a magnetic flux
distribution that interacts with the magnetic field distribution of
the rotor to apply a turning force. Stepper motors feature very
high pole counts, typically 50 or more. The stepper motor driver
energizes each pole in sequence so that the rotor turns in a series
of increments, or steps. Because of the very high pole count, the
motion appears to be continuous.
1.Genaral Specification of stepper motors:
2.Electrical Specification of Nema17 stepper moror:
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.cm² | Kg | |
JK42HS25-0404 | 1.8 | 25 | 0.4 | 24 | 36 | 1.8 | 4 | 75 | 20 | 0.15 |
JK42HS34-1334 | 1.8 | 34 | 1.33 | 2.1 | 2.5 | 2.2 | 4 | 120 | 34 | 0.22 |
JK42HS40-1684 | 1.8 | 40 | 1.68 | 1.65 | 3.2 | 3.6 | 4 | 150 | 54 | 0.28 |
JK42HS48-1684 | 1.8 | 48 | 1.68 | 1.65 | 2.8 | 4.4 | 4 | 260 | 68 | 0.35 |
JK42HS60-1004 | 1.8 | 60 | 1.0 | 8 | 13 | 7.5 | 4 | 280 | 102 | 0.5 |
3.Drawing of JK42HS48 step motor with encoder:
4.Produce equipment:
5.Production Process:
6.Advantages of hybrid Stepper Motor
The motor is simple in construction, reliable.
At the standstill condition, the motor has full torque.
The motors are less costly.
They require little maintenance.
The stepper motor has an excellent and accurate starting, stopping
and reversing response.
As the stepper motor are digitally controlled using an input pulse,
they are suitable for use with computer controlled systems.
They are used in numeric control of machine tools.
Used in tape drives, floppy disc drives, printers and electric
watches.
The stepper motor also use in X-Y plotter and robotics.
It has wide application in textile industries and integrated
circuit fabrications.
The other applications of the Stepper Motor are in spacecrafts
launched for scientific explorations of the planets etc.
These motors also find a variety of commercial, medical and
military applications and also used in the production of science
fiction movies.
Stepper motors of microwatts are used in the wrist watches.
In the machine tool, the stepper motors with ratings of several
tens of kilowatts is used.