Motion Control

Motion Control

Browse innovative developments in motion control technologies. Find essential news, technical briefs, and applications used in PID controllers, servo motors, direct drive solutions, autonomous positioning, and motion-related components.

News : Motion Control
Nanoclutch Transmits Torque at Small Scales

When driving a car, the clutch mechanically carries the torque produced by the engine to the chassis of the vehicle – a coupling that has long been tested and optimized in such macroscopic machines, giving us highly efficient engines. At microscopic length scales, different physics need to be...

Articles : Robotics, Automation & Control
Imitative Robotic Control: The Puppet Master
Application Briefs : Robotics, Automation & Control
Service Robots Use Flat Motors to Provide Reliable, Safe Motion

Unlike industrial robots for manufacturing, service robots come with their own specification requirements aimed specifically at the end user, and the most discriminating user at that — a human being. That’s why designing and manufacturing service robots takes a particular set of...

Application Briefs : Motion Control
Encoders Ensure Position Accuracy of Linear-Torsion Tester

Instron (Norwood, MA) manufactures materials testing equipment and accessories that are used to test samples ranging from components for jet engines to medical syringes. The company’s ElectroPuls systems are used for fatigue testing, which examines the behavior of materials under...

Products : Motion Control
Piezo Drive

The Ensemble QDe™ desktop nanopositioning piezo drive from Aerotech (Pittsburgh, PA) was designed for seamless use with the Ensemble family of drives and controllers. The QDe connects to any Ensemble controller network, enabling coordinated motion between piezo stages and servo axes. The drive is suitable for single- or multi-axis...

Products : Motion Control
Linear Stage

Bell-Everman (Goleta, CA) offers the SLS Light sealed linear stage that keeps contamination such as manufacturing debris, particulate, or liquid contaminants outside of the stage housing. The stage measures 80 x 120 mm, and has maximum dynamic payloads of 15 kg for the direct drive linear motor version and 30 kg for the ball screw...

Products : Motion Control
Position and Angle Measurement

The BML series from Balluff (Florence, KY) offers absolute position and angle measurement for installation or direct integration into drive and positioning systems. The magnetically encoded systems with Permagnet® nonius technology feature IP 67 housing for external installation. As an open kit for integration,...

Products : Motion Control
Linear Guide System

PBC Linear (Roscoe, IL) released the Compact Series low-profile linear guide system for repeatable linear motion in tight spaces. The system features a 23-mm standard height, and can be configured to adapt to specific applications in automation, medical, dispensing robotics, and electronic board manufacturing. Options include...

Products : Motion Control
Linear Encoder

MICRONOR (Newbury Park, CA) introduced the MR303 linear position sensor system for OEM motion control applications. With 100-μm resolution and 50-μm accuracy, the encoder is suitable for medical, MRI, robotic, and industrial applications where position and speed must be precisely monitored, and electromagnetic immunity and...

Products : Robotics, Automation & Control
Rotary Encoders

POSITAL (Hamilton, NJ) released programmable incremental rotary encoders, enabling performance characteristics such as resolution (number of pulses per turn) and incremental pulse direction (A before B or B before A) to be modified by changing firmware parameters. The characteristics of the output driver can similarly be set to...

Products : Motion Control
PWM Servo Drives

ACS Motion Control (Bloomington, MN) offers the NPMPM Series of dualaxis EtherCAT NanoPWM™ pulse width modulation servo drives. When utilized with the optional 10-MHz laser encoder interface and ServoBoost™ control algorithm, positioning systems can achieve speeds above 2 m/s, sub-nanometer jitter values, nanometer velocity...

Products : Robotics, Automation & Control
Brushless DC Motors

PITTMAN® Motors, a business unit of AMETEK Precision Motion Control (Harleysville, PA), introduced the EC042B brushless DC motor series. The high-torque-density model is designed as a general-purpose servomotor. Its NEMA 17 mounting configuration is adaptable to most metric mounting requirements. The motors are available in...

Products : Robotics, Automation & Control
Drives

NORD Gear Corp. (Waunakee, WI) offers the SK 180E drives for applications that do not utilize the scope of functionality found in frequency inverters. The drives focus on the functionality necessary for pumps and conveyor technology. They offer a continuous range of performance and optional features for a variety of applications. The...

News : Motion Control
Fluidic Actuator Harnesses Instability to Trigger Movement

Soft machines and robots are becoming more and more functional, capable of moving, jumping, gripping an object, and even changing color. The elements responsible for their actuation motion are often soft, inflatable segments called fluidic actuators. These actuators require large amounts...

News : Mechanical & Fluid Systems
Recycling Electric Motor Permanent Magnets

The latest generation of electric motors is increasingly being equipped with strong, multi-ton permanent magnets instead of a gearbox. The most powerful magnets are based on neodymium, iron, and boron. Dysprosium is also frequently contained. But while iron and boron are readily available, the supply of...

News : Nanotechnology
New Method Builds Microscopic Robots of Complex Shapes

Nanoengineers at the University of California, San Diego used an innovative 3D printing technology they developed to manufacture multipurpose fish-shaped microrobots that swim around efficiently in liquids, are chemically powered by hydrogen peroxide, and magnetically controlled.

Articles : Robotics, Automation & Control
Choosing the Right Drive Technology

Although there are a number of variations of drive technologies for motion applications, there are a few that are used for the majority of systems being built today. These most common drives do take a bit of understanding before applying.

Articles : Robotics, Automation & Control
Reasons for Turning to Slotless DC Motor Technology

When first introduced, brushless DC motors, despite their many advantages, were cast as a costly alternative to brush-commutated motors, and were typically only specified for low-power applications where long life was the primary desired requirement. Without the mechanical brush-commutator...

Application Briefs : Motion Control
Motion Solutions for Electric Expansion Valves

Expansion valves are flow-restricting devices present in any refrigeration system. The valve needle remains open during steady state of operation. The size of the opening, or position of the needle, is related to the pressure and temperature of the evaporator. When set and controlled properly, an...

Application Briefs : Robotics, Automation & Control
Hamburg Airport Relies on Drive Technology to Keep Bags Moving

Hamburg Airport in Germany handles nine million pieces of baggage every year. For the baggage handling staff, the reliability of the conveyor system and the prevention of faults are the highest priorities. The breakdown of even a single component of the system would result in a...

Products : Motion Control
Brushless Electric Motor

maxon precision motors (Fall River, MA) offers the EC-4pole 30 brushless DC motor that features two pole pairs, and provides a nominal torque of 106 mNm and an output of 150 W. It has a hermetically sealed rotor to withstand more than 1,000 autoclave cycles. The motor is equipped with the ironless maxon winding. The...

Products : Manufacturing & Prototyping
Variable Frequency Drive

Mitsubishi Electric Automation (Vernon Hills, IL) introduces the F800 Series variable frequency drive (VFD) for precise motor speed control. The low-voltage motor is designed to improve efficiency of air movement through HVAC systems. It controls and supports multiple motor types, including AC induction and permanent...

Products : Manufacturing & Prototyping
Conveyor Drive

The NORD Screw Conveyor Package from NORD Gear Corp. (Waunakee, WI) offers closely stepped speed reduction ratios and a directly coupled gearmotor or NEMA C-face input design that eliminates the need for top motor mounts, pulleys, belts, or guards. Screw conveyor drive options feature a UNICASE™ reducer housing, Quadrilip™...

Products : Robotics, Automation & Control
Motor Brakes

X-Small motor brakes from Warner Electric (South Beloit, IL) are spring-set holding brakes for applications in industries such as aerospace and medical equipment. The electrically released brakes are designed for engaged/disengaged holding applications such as seat adjustment on airplanes, but can provide a low-cycle-rate stopping...

Products : Motion Control
Stage System

The OptiScanTMIII system from Prior Scientific (Rockland, MA) is a stage and focus system for routine microscopy procedures requiring high precision. It offers full control in the X, Y, and Z axes via compatibility with OptiScan motorized stages for both inverted and upright microscopes, and Prior’s non-encoded focus motors and FB...

Products : Robotics, Automation & Control
BLDC Motor

Nanotec (Feldkirchen, Germany) introduced the DB80 BLDC motor that features a rated speed of 3000 rpm and a rated voltage of 48 V. The 8-pin motor is suited for applications that require a high degree of efficiency, such as service robotics or automated guided vehicle systems. The motor has a flange size of 80 × 80 mm and is...

Products : Manufacturing & Prototyping
Stepper Motor

Lin Engineering (Morgan Hill, CA) releases the Xtreme Torque E5718 stepper motor with enhanced technology to reduce stalling, skipped steps, and provide efficient torque. The enhanced design allows users to stay within the same frame size and take advantage of increased torque normally available in larger frame sizes. The motor has...

Products : Motion Control
Brush DC Motors

PITTMAN® Motors, a business unit of AMETEK Precision Motion Control (Harleysville, PA), has introduced the DC032A Series of brush DC motors. The high-torque-density motors are designed in a rectangular package suitable for portable equipment and power tools. The motor body cross-section measures 25 × 32 mm. They are available...

Products : Robotics, Automation & Control
Stages

Aerotech’s PlanarDLA integrated, open-frame stages from Aerotech (Pittsburgh, PA) are suited for applications ranging from two-sided LED wafer processing where high dynamics and micrometer-level straightness are required, to quasi-static optical metrology where high accuracy and precise geometric performance are necessary. The XY design...

Products : Manufacturing & Prototyping
Power Chuck

SMW Autoblok (Wheeling, IL) introduced the BIG BORE® BB-EXL-SC2G front-end spring clamp power chuck featuring a jaw stroke of 1.5 inches, as well as increased safety monitoring. It utilizes spring clamping and pneumatic unclamping with lower air consumption. It has a step mode for partial opening and clamping when shimming. As a...