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Gearboxes for BLDC and stepper motors

  • GPLE22 Precision planetary gearbox

    GPLE22

    Precision planetary gearbox

    The low-play planetary gearboxes for NEMA 8 (20 mm), NEMA 11 (28 mm) and NEMA 17 (42 mm) motors provide high running torques, high torsional stiffness, low circumferential backlash, high admissible axial and radial shaft loads and low running noise.
    Reduction ratio 4 - 62
    Motor size NEMA 8, 11, 17
      (Flange 20, 28, 42 mm)
    Max. Backlash 31-35 ‘ (arc minutes)
    Rated torque up to 29 Nm
  • GPLE40 Precision planetary gearbox

    GPLE40

    Precision planetary gearbox

    The low-play planetary gearboxes for NEMA 17 (42 mm), NEMA 23 (56 mm) and NEMA 24 (60 mm) motors provide high running torques, high torsional stiffness, low circumferential backlash, high admissible axial and radial shaft loads and low running noise.
    Reduction ratio 3 - 32
    Motor size NEMA 17, 23, 24
      (Flange 42, 56, 60 mm)
    Max. Backlash 15-19 ‘ (arc minutes)
    Rated torque up to 20 Nm
  • GPLE60 Precision planetary gearbox

    GPLE60

    Precision planetary gearbox

    The low-play planetary gearboxes for NEMA 23 (56 mm), NEMA 24 (60 mm) and NEMA 34 (86 mm) motors provide high running torques, high torsional stiffness, low circumferential backlash, high admissible axial and radial shaft loads and low running noise.
    Reduction ratio 3 - 25
    Motor size NEMA 23, 24, 34
      (Flange 56, 60 mm, 86 mm)
    Max. Backlash 10-12 ‘ (arc minutes)
    Rated torque up to 70 Nm
  • GPLE80 Precision planetary gearbox

    GPLE80

    Precision planetary gearbox

    The low-play planetary gearboxes for NEMA 34 (86 mm) motors provide high running torques, high torsional stiffness, low circumferential backlash, high admissible axial and radial shaft loads and low running noise.
    Reduction ratio 3 - 512
    Motor size NEMA 34
      (Flange 86 mm)
    Max. Backlash 7-11 ‘ (arc minutes)
    Rated torque up to 120 Nm
  • GP42 Planetary gearbox

    GP42

    Planetary gearbox

    High-torque planetary gearboxes are used with NEMA 17 stepper motors and brushless DC motors. Using of the gearbox results in a compact and powerful drive unit that is suitable for a wide variety of applications. The GP42 series is equipped with an 8-mm shaft and planets that run on sliding bearings.
    Reduction ratio 4 - 45
    Motor size NEMA 17
      (Flange 42 mm)
    Max. Backlash 51 ‘ (arc minutes)
    Rated torque up to 9.9 Nm
  • GP56 Planetary gearbox

    GP56

    Planetary gearbox

    High-torque planetary gearboxes are used with NEMA 23 and NEMA 24 stepper motors and brushless DC motors. Using of the gearbox results in a compact and powerful drive unit that is suitable for a wide variety of applications. Planetary gears on needle bearings increase the efficiency and service life of the gearbox.
    Reduction ratio 4 - 62
    Motor size NEMA 23 (Flange 56 mm)
      NEMA 24 (Flange 60 mm)
    Max. Backlash 31-35 ‘ (arc minutes)
    Rated torque up to 29 Nm
  • GPLL22 Planetary gearbox for NEMA 8 and NEMA 11

    GPLL22

    Planetary gearbox for NEMA 8 and NEMA 11

    SMSD-4.2CAN is intended for operation under the control of a PLC with CANopen protocol. It provides velocity and position control and homing function according to the standard. The controller provides USB connection and free software for parametrization. STEP/DIR pulse position control is also provided.
    Reduction ratio 5 - 90
    Motor size NEMA 8 (Flange 20 mm)
      NEMA 11 (Flange 28 mm)
    Max. Backlash 150 ‘ (arc minutes)
    Rated torque up to 0.4 Nm
  • GPLL40 Economy planetary gearbox

    GPLL40

    Economy planetary gearbox

    GPLL40 gearboxes are intended for little stepper and BLDC motors NEMA 17 size (flange 42 mm). The model is made of metal and provides rated torque up to 1.8 Nm. These planetary gearboxes are an economic alternative to precision planetary gearboxes.
    Reduction ratio 4 - 49
    Motor size NEMA 17
      (Flange 42 mm)
    Max. Backlash 180 ‘ (arc minutes)
    Rated torque up to 1.8 Nm
  • GSGE60 Worm gearbox for NEMA 23 and NEMA 24

    GSGE60

    Worm gearbox for NEMA 23 and NEMA 24

    The GSGE60 gearboxes are intended for motor NEMA 23 or NEMA 24 (57 mm or 60 mm flange size). The output shaft is located 90° from the motor shaft. Worm gearboxes are characterized by self-locking and characterized by high efficiency. GSGE gearboxes come with a long-term synthetic lubricant, and are therefore maintenancefree. The gearbox can only be ordered with a motor.
    Reduction ratio 5 - 50
    Motor size NEMA 23 (Flange 57 mm)
      NEMA 24 (Flange 60 mm)
    Max. Backlash 120 ‘ (arc minutes)
    Rated torque up to 34 Nm
  • GSGE80 Worm gearbox for NEMA 34

    GSGE80

    Worm gearbox for NEMA 34

    The GSGE80 gearboxes are intended for motor NEMA 34 (86 mm flange size). The output shaft is located 90° from the motor shaft. Worm gearboxes are characterized by self-locking and characterized by high efficiency. GSGE gearboxes come with a long-term synthetic lubricant, and are therefore maintenancefree. The gearbox can only be ordered with a motor.
    Reduction ratio 12.5 - 50
    Motor size NEMA 34
      (Flange 86 mm)
    Max. Backlash 120 ‘ (arc minutes)
    Rated torque up to 67 Nm

Stepper motor gearbox

Stepper motors with a planetary gearbox are precision positioning devices that find applications in various industries. They consist of a stepper motor gearbox, which increases torque and reduces rotational speed, providing high mechanical efficiency. Let's explore examples of their usage in the space industry, specifically on the Cassini spacecraft currently exploring Saturn and its moons, as well as the Curiosity rover launched in 2011 and located on Mars.

In the Cassini spacecraft, stepper gearboxutilized in multiple mechanisms. One such example is the deployment and retraction of antennas and solar panels. These motors enable precise positioning and speed control during the unfolding and folding of the equipment. They are also employed in orientation and stabilization control systems, ensuring accurate rotational motion and maintaining the spacecraft's stable position in space.

The Curiosity rover, launched in 2011 and currently operating on Mars, also relies on stepper motors with a gearbox. These motors are used in steering wheel mechanisms, manipulators, and other movable systems of the rover. They provide precise positioning and motion control, allowing the rover to navigate the Martian surface, conduct scientific research, and perform various operations.

The advantages of stepper gearbox include high positioning accuracy, lack of backdriving, and high torque with compact size and weight. These properties make them an ideal choice for applications in the space industry, where reliability, compactness, and precise motion control are essential requirements.

In conclusion, stepper motors with a planetary gearbox are widely used in the space industry, including on the Cassini spacecraft and the Curiosity rover. They offer high positioning accuracy, reliable performance, and efficient motion control. If you're looking to buy a stepper motor with a planetary gearbox, reach out to specialized suppliers and manufacturers who offer a wide range of such motors for various applications.