Double-ended DC Motors

Description

Double-ended DC motors are designed to provide rotational motion by converting electrical energy into mechanical energy. These motors feature two output shafts, allowing them to drive two separate loads simultaneously. This dual-shaft configuration is particularly useful in applications where space is limited, and multiple components need to be powered by a single motor.

Working Principle

Double-ended DC motors operate on the same fundamental principles as conventional DC motors. They consist of a rotor placed within a magnetic field, which causes rotation when current is applied to the motor windings. The rotational speed of the motor is proportional to the applied voltage, while the torque is proportional to the current. The interaction between the stator and rotor fields generates a rotational force, which is harnessed to drive the motor's output shafts. The presence of back EMF, or back electromagnetic fields, influences the motor's speed and efficiency by producing an opposite voltage to the supplied voltage .

Applications

Double-ended DC motors are commonly used in applications where two separate mechanical components need to be driven simultaneously. Specific examples include:

  1. Conveyor systems where two belts need to be synchronized.
  2. Robotics, where multiple joints or appendages require coordinated movement.
  3. Industrial machinery that requires dual-axis operation for tasks such as cutting or drilling.

Advantages over other DC Motors

Double-ended DC motors offer several advantages over single-shaft DC motors. They provide the capability to drive two loads simultaneously, which can reduce the need for additional motors and simplify system design. This can lead to cost savings and more efficient use of space in applications where multiple components need to be powered .

Limitations

One limitation of double-ended DC motors is the potential for increased complexity in mechanical design and alignment. Ensuring that both output shafts are properly aligned and balanced can be challenging, especially in high-precision applications. Additionally, the dual-shaft design may result in increased wear and tear on the motor, potentially reducing its lifespan compared to single-shaft motors .

Considerations

When selecting a double-ended DC motor, several factors should be considered:

  • Initial Costs: Double-ended DC motors may have higher initial costs due to their more complex design and dual-shaft configuration.
  • Operating Expense: The efficiency of the motor and the specific application requirements will influence operating expenses. Motors with higher efficiency can reduce energy costs over time.
  • Durability: The dual-shaft design may lead to increased mechanical stress, so selecting a motor with robust construction is important for durability.
  • Accuracy: For applications requiring precise control, consider motors with integrated feedback mechanisms such as encoders.
  • Replacement and Maintenance Costs: Regular maintenance may be required to ensure both shafts remain aligned and balanced. Consider the availability of replacement parts and the ease of maintenance when selecting a motor .
22 Results
Brushed DC Motor -- 100ZYT Series
from 3X Motion Technologies Co., Ltd

Brushed dc motor is a kind of traditional motor with stabled performance. It has the characteristics of quick start, timely braking, smooth speed regulation in a large range and relatively simple control circuit. In terms of motor speed control, 3X has a variety of sensors for speed feedback of... [See More]

  • Shaft Orientation: In-line; Double-ended
  • Standard DC Voltage: 12V; 24V
  • Commutation: Brush
  • DC Voltage Range: 12.0 to 24.0
100 oz-in Min.Holding torque, NEMA size 23 Frame Hybrid Stepper Motor -- S9123M-D30
from Stock Drive Products & Sterling Instrument - SDP/SI

With so many Brushless (BLDC) Motor, Brushed (PMDC) Motor, Motor Controller, Gearmotor (PMDC), Gearhead, Actuator, Hybrid Stepper Motor, and AGV /AMR Gearmotor (BLDC) options available it can be tricky when selecting the best product or group of products for a specific application. To save you time... [See More]

  • Shaft Orientation: Double-ended
  • Length: 3.00
  • Shaft Size: 0.250
  • NEMA Frame: 23
Brushless DC Motor/Inner Rotor, Slotted -- BS3246NBH2B
from Constar Motion Co., Ltd

12V Double Shaft Brushless Motor. Diameter: 32mm Length: 46mm Voltage: 12V Max. output power : 12W Speed: 5100rpm. Applications: Medical Equipment, Industrial Automation. Options: Lead wires length, Shaft length, Special coils, Gearheads, Encoder, Driver. The brushless dc motor (BLDC) utilizes... [See More]

  • Shaft Orientation: Double-ended
  • Standard DC Voltage: 12V
  • Commutation: Brushless
  • DC Voltage Range: 12.0
RMT1306 Dual Shaft Motor -- RMT1306
from Pelonis Technologies, Inc.

13 x 6 mm (0.52 x 0.24 in). Axially Grooved Bearings. 5V (4.5~5.5V range). Brushless Commutation for long life operation. RoHS Compliant. [See More]

  • Shaft Orientation: Double-ended
  • DC Voltage Range: 4.5 to 5.5
  • Commutation: Brushless
  • Continuous Current: 0.0660
Brushed DC Motor -- 54ZYT Series
from 3X Motion Technologies Co., Ltd

Brushed dc motor is a kind of traditional motor with stabled performance. It has the characteristics of quick start, timely braking, smooth speed regulation in a large range and relatively simple control circuit. In terms of motor speed control, 3X has a variety of sensors for speed feedback of... [See More]

  • Shaft Orientation: In-line; Double-ended
  • Standard DC Voltage: 12V; 24V; 48V
  • Commutation: Brush
  • DC Voltage Range: 12.0 to 48.0
Precision DC Coreless Motor -- 1627N5M(1)
from Constar Motion Co., Ltd

16mm 6v Dc Motor Double Schaft. Diameter: 16mm Lengh : 27mm Voltage: 4.5V , 6V, 12V Max. Output Power : 3.3W Speed: 10100rpm. Applications: Medical equipment and devices, healthcare products, automotive, robotics, and industrial automation. Options: Lead wires length, Shaft length, Special coils,... [See More]

  • Shaft Orientation: Double-ended
  • DC Voltage Range: 4.5
  • DC Construction: Coreless / Slotless
  • Output Power: 0.0044
Brushed DC Motor -- 63ZYT Series
from 3X Motion Technologies Co., Ltd

Brushed dc motor is a kind of traditional motor with stabled performance. It has the characteristics of quick start, timely braking, smooth speed regulation in a large range and relatively simple control circuit. In terms of motor speed control, 3X has a variety of sensors for speed feedback of... [See More]

  • Shaft Orientation: In-line; Double-ended
  • Standard DC Voltage: 12V; 24V
  • Commutation: Brush
  • DC Voltage Range: 12.0 to 40.0
Motor Gearboxes -- 9500
from Venture Mfg. Co.

This versatile, motorized standard duty combination worm drive and spur gear driven gearbox can be produced with a variety of output shaft configurations and is also available with manual crank capabilities. Features: 20% Duty Cycle typical (1on/4 off). 12, 24, 36, 90 and 120vdc. Manual crank. Metal... [See More]

  • Shaft Orientation: Double-ended; Offset / Parallel
  • Continuous Torque: 324.0
  • Continuous Current: 30
  • Gear Type: Spur; Worm
Gear Motor for Height Adjustable Desks/Tables/Workstations -- TGM1 Series
from TiMOTION Technology

TiMOTION ’s TGM1 series gear motor was designed primarily for ergonomic applications like height adjustable workstations and tables, but can be used in many other applications. This economical product allows for fast, smooth and quiet adjustment of built-in spindles through the use of external... [See More]

  • Shaft Orientation: Right Angle; Double-ended
  • DC Voltage Range: 24.0
  • Standard DC Voltage: 24V
  • Continuous Torque: 68.1
Permanent Magnet Electric Motors -- DC300-42
from SKF/Global

SKF Magnetic Bearings has developed an extensive line of frameless Brushless DC motors for both magnetic bearing and rolling element bearing spindles. [See More]

  • Shaft Orientation: In-line; Double-ended
  • DC Construction: Permanent Magnet
  • Commutation: Brushless
  • Standard DC Voltage: 72V
Ironless Motor -- AM-BL45100A/B-4P
from Assun Motor Pte. Ltd.

Ironless BLDC Motors applied NdFeb permanent magnet which provide high power density and efficiency up to 90%,knitted rhombic winding creats no cogging, low inertia and smooth running even at very low speed,integrated hall sensor can be used for position control,Operated by PWM enable it easy to... [See More]

  • Shaft Orientation: In-line; Double-ended
  • DC Construction: Permanent Magnet; Coreless / Slotless
  • Commutation: Brushless
  • Standard DC Voltage: 24V; 48V
Type 162 Series -- 162.4116.30.00
from DOGA, S.A.

DOGA DC Motors and Gear Motors are developed with optimal adaptation capabilities so that each motor can be customized for the client. As part of its main mission to offer custom Design Motors and Gear Motors already for very low production volumes, DOGA is able to provide a wide range of customized... [See More]

  • Shaft Orientation: In-line; Double-ended
  • DC Construction: Permanent Magnet
  • Commutation: Brush
  • Standard DC Voltage: 24V
Brushless DC Spur Gear Motors -- BLWSG231D-36V-4000-R75
from Anaheim Automation, Inc.

Integrated spur gearbox, compact Size and power density [See More]

  • Shaft Orientation: Double-ended; Offset / Parallel
  • DC Voltage Range: 36.0
  • Commutation: Brushless
  • Rotor Inertia: 2.36
Brushless DC Motor -- IBTBR-009
from Island Components Group

Our brushless motors are among the most advanced in our industry. DC brushless motors offer superior performance and have the advantage of reduced maintenance since there are no brushes or commutators. These motors provide solutions for rigorous applications requiring maximum performance and... [See More]

  • Shaft Orientation: In-line; Double-ended
  • DC Voltage Range: 368.0
  • Commutation: Brushless
  • Torque Constant: 144
Brushless DC Motors - B57 Series -- B5755 Series
from Transmotec

Brushless dc motors in customized or standard configurations. Standard diameters and flange sizes between 22 mm and 86 mm and power ratings up to 650W. Designs and body constructions are square and cylinder shapes. All motors have as standard integral hall sensors. Double ball bearings are used as... [See More]

  • Shaft Orientation: In-line; Double-ended
  • Standard DC Voltage: 24V
  • Commutation: Brushless
  • DC Voltage Range: 24.0
Motor Gearboxes -- 9600
from Venture Mfg. Co.

This versatile, medium duty, worm drive, right angle drive gearbox is commonly used in RV slide out systems, but can also be used in many other applications, maybe it will fit into one of yours. Features: 12 vdc. 20% Duty Cycle typical (1on/4 off). Manual crank. Metal Gears. Lifetime lubrication. [See More]

  • Shaft Orientation: Right Angle; Double-ended
  • Continuous Torque: 1000.0
  • Continuous Current: 5 to 30
  • Gear Type: Worm
Gear Motor for Height Adjustable Desks/Tables/Workstations -- TGM2 Series
from TiMOTION Technology

The TGM2 series is TiMOTION ’s most powerful gear motor. It was designed primarily for ergonomic applications like height adjustable workstations and tables, but can be used in many other applications. This economical product allows for fast, smooth and quiet adjustment of built-in spindles... [See More]

  • Shaft Orientation: Right Angle; Single-ended; Double-ended
  • DC Voltage Range: 24.0
  • Standard DC Voltage: 24V
  • Continuous Torque: 141.6
WD Series Worm Gear DC Motors 25W-500W -- WHD123224 Series
from Transmotec

Brush dc motors with robust design, metal gears and closed motor body. Motor shafts are supported by ball bearings. Configurations may include gearbox, encoder and brake depending on motor model. Please check the part description for proper selections of combination. Customizations are welcome. [See More]

  • Shaft Orientation: Right Angle; Double-ended
  • Standard DC Voltage: 12V; 24V
  • Commutation: Brush
  • DC Voltage Range: 12.0 to 24.0
Motor Gearboxes -- 9700
from Venture Mfg. Co.

This versatile, heavy duty combination worm drive and spur gear driven gearbox can be used for virtually any application imaginable where strength and reliability are needed.. Features: 12 vdc. 20% Duty Cycle typical (1on/4 off). Manual crank. Metal Gears. Lifetime lubrication. Cast aluminum... [See More]

  • Shaft Orientation: Double-ended; Offset / Parallel
  • Continuous Torque: 960.0
  • Continuous Current: 30
  • Gear Type: Spur; Worm
Gear Motor for Height Adjustable Desks/Tables/Workstations -- TGM3 Series
from TiMOTION Technology

The TGM3 series is TiMOTION's compact size gear motor. It was designed primarily for ergonomic applications like height adjustable workstations and tables, but can be used in many other applications. This economical product allows for fast, smooth and quiet adjustment of built-in spindles through... [See More]

  • Shaft Orientation: Right Angle; Double-ended
  • DC Voltage Range: 24.0
  • Standard DC Voltage: 24V
  • Continuous Torque: 40.7
Gear Motor for Height Adjustable Desks/Tables/Workstations -- TGM7 Series
from TiMOTION Technology

The TGM7 series is TiMOTION ’s compact size gear motor. It was designed primarily for ergonomic applications like height adjustable workstations and tables, but can be used in many other applications. This economical product allows for fast, smooth and quiet adjustment of built-in spindles... [See More]

  • Shaft Orientation: Right Angle; Double-ended
  • DC Voltage Range: 24.0
  • Standard DC Voltage: 24V
  • Continuous Torque: 63.7
Gear Motor for Medical Height Adjustable Application -- TGM5 Series
from TiMOTION Technology

TiMOTION ’s TGM5 series gear motor was designed primarily for medical applications, but can be used in a wide range of other applications that require a water resistant motion product. This economical, high torque product allows for fast, smooth and quiet adjustment of built-in spindles... [See More]

  • Shaft Orientation: Right Angle; Double-ended
  • DC Voltage Range: 12.0 to 36.0
  • Standard DC Voltage: 12V; 24V
  • Continuous Torque: 132.7