December 11, 2012 Volume 08 Issue 46

Motion Control News & Products

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What's new in robotic efficiency and advanced gauging systems?

Renishaw will highlight its latest solutions for maximizing robot performance and manufacturing efficiency at Automate 2026, taking place June 22-25 at McCormick Place in Chicago. Highlights will be demonstrations of its Robot Calibration System for cell recovery and in-field robot calibration, the Equator-X dual-method gauging system for high-throughput production environments, and position and motion control encoders.
Read the full article.


New Titanium servo-drive line for harsh environs

The Elmo advanced Titanium line of harsh-environment servo drives offers optimal performance with advanced power density, providing exceptional intelligent and compact servo drives that are operational within minutes. These single-axis and multi-axis servo drives, featuring top-performance multi-core processors, deliver superior productivity, Functional Safety, advanced networking, and local intelligence in a compact package for operation in extreme conditions.
Learn more.


Top Tech Tip: Automating winding, unwinding applications

From paper mills and textiles to sheet metal and plastics manufacturing, winding and unwinding mechanisms play critical parts in many industries. Jonathan Bullick from KEB America examines the automation architecture behind industrial winding applications, with particular emphasis on motor selection, variable frequency drive (VFD) configuration, and control system design. Tension, winding loads, torque speed, regen energy, bus load sharing, and more are all addressed in this excellent technical overview.
Read the KEB America article.


3D printing and 5-axis milling get highly portable

Powered by Siemens' SINUMERIK ONE CNC platform and Ingersoll's MasterPrint® industrial 3D printer, a new generation of deployable machines is bringing additive and subtractive manufacturing directly to the point of use for defense, disaster relief, and infrastructure and industry.
Read the full article.


Double the force capacity: New RSX50 linear actuators

Tolomatic's RSX50 is the newest, most powerful addition to the RSX Extreme Force electric actuator family. Delivering 50 tons of force within the compact footprint of its 25-ton predecessor, it offers industry-leading power density. Built with high-precision planetary roller screws, the RSX50 provides high-force reliability and environmental compliance, eliminating the mess and maintenance complexity of traditional hydraulic systems.
Get all the specs from Tolomatic.


Integrated drive system for next-gen robotics and human-like motions

Engineered for modern robotics, the BXI is FAULHABER's most powerful integrated drive. Delivering up to 20 Nm of torque, it ensures dynamic, precise control. This compact unit combines a motor, stepped planetary gearhead, and high-res encoder into one functional system. Its strength lies in systematic integration, offering maximum performance in minimal space -- ideal for humanoid robot joints and demanding applications.
Get all the specs from FAULHABER.


Important Qs about linear motor actuators that design engineers should ask

Many design engineers overestimate how accurate traditional motors and actuators stay over long travel runs, mistakenly believing that if the solution works well for short runs, it will work equally well on long ones. Do you know what type of actuator you should use for your application? Patrick Lehr, Product Manager, Precision Mechanics at Parker Hannifin, has some really good tips for you.
Read the full article.


Cobots get 4 m tall with the 8th-Axis Vertical Robot Transfer Unit

Designed to optimize industrial processes across various sectors, the 8th-Axis Vertical Robot Transfer Unit (RTU-V) from Bishop-Wisecarver features a vertical travel length of up to 4 m, enabling a single small robot or cobot to cover large areas traditionally requiring multiple robots. This innovation not only boosts productivity but also offers considerable cost savings, making it an ideal solution for industries such as logistics, manufacturing, agriculture, packaging, and more. Extended reach allows robots to perform tasks on oversized workpieces, such as rocket tubes, boat hulls, and aerospace structures, with ease.
View the video.


UR AI Trainer for robotics: First lab-to-factory AI model trainer

Universal Robots unveiled the UR AI Trainer last week. Developed in collaboration with Scale AI, the AI Trainer marks a tectonic shift as robots move from pre-programmed applications to fully AI-driven tasks. These systems are powered by robust data generated in AI training cells where robots imitate humans.
Read the full article.


BLDC motors with advanced safety features built in

Dunker-motoren has built advanced safety functions directly into its BG75 and BG95 BLDC motors, so you no longer need a separate safety controller or complex wiring. This means faster installation, lower costs, and simpler designs. With features such as safe stop and speed control, plus secure digital communication, dSafe motors are ready for automation, robotics, and mobile systems worldwide. It's safety that scales with your future.
Learn more.


Mobile robotic platform with contactless charging

MAXOLU-TION, an SEW-EURODRIVE company, has introduced the modular Mobile Robot Platform 1600 (MR P1600). It is designed to move heavy loads such as pallets through factories and warehouses, with less manual handling and more consistent material flow. The platform supports configurable load-handling options, including conveyor transfer, lift, drive-under, and precise docking, using standardized material transfer attachments or custom-engineered load handling. Max load is 1,600 kg.
Learn more.


Configurable modular precision linear stages

PI's Modular Precision Linear (MPL) stage family is a configurable platform that simplifies specifying and integrating high-precision linear positioning systems. Engineers can select mechanical, drive, and feedback options online, creating application-specific stages without the cost of fixed designs. The MPL series offers 50- to 300-mm travel ranges and servo or stepper motor options -- with linear motors planned for future release -- while maintaining high precision, stiffness, and reliability.
Learn more.


Key considerations for battery-powered motors

Battery-powered motor applications require careful design considerations to pair motor performance and power consumption profiles in concert with the correct battery type. This Power Electric article covers power requirements, performance considerations, and battery choices to assist you in selecting an efficient motor and a battery with the appropriate capacity. Good technical info.
Read the full article.


Motor revolutionizes industrial power tools

Portescap's 40EC-Pro PowerTool (PT) brushless slotless motor facilitates the transition from manual to powered devices and supports the shift from brushed to brushless technologies. It comes in two lengths. The 40EC-Pro PT delivers up to 30,000 rpm and 1.1-Nm peak torque in a compact 40-mm, 230-g package. The 55-mm version adds an integrated fan boosting continuous power from 150 W to 425 W. Cost-optimized and compatible with R32/R40 gearheads and M-Sense encoders, it's ideal for 18-V battery-powered industrial hand tools.
Learn more.


FlexiSan modular spray system for mobile and efficient equipment and plant sanitation

BETE's FlexiSan™ Modular Spraying System offers a portable, cost-effective spray solution that enables mobility and effective cleaning and sanitization across a wide range of industrial applications. Engineered for flexibility and performance, the FlexiSan system allows operators to quickly rinse and apply cleaning and sanitizing agents to a variety of equipment, including conveyors, hoppers, bins, and mixers, as well as other critical process areas. Handles everything from light washdowns to heavy cleanups.
Learn more.


'Vortex surfing' could prove revolutionary for long-haul U.S. Air Force fliers

By Roger Drinnon, Air Mobility Command Public Affairs, U.S. Air Force

Migrating birds, NASCAR drivers, and Tour de France bicyclists already get it. And now the Air Force is thinking about flying gas-guzzling cargo aircraft in formation -- "dragging" off one another -- on long-haul flights across the oceans.

The view from a C-17 cockpit while trailing behind another C-17 during the first tests of "vortex surfing" at Edwards Air Force Base, CA, in October. Early indications from the tests promise a reduction of fuel consumption by up to 10%. [Image courtesy: U.S. Air Force]

 

 

 

 

Flight tests with C-17s "vortex surfing" at Edwards Air Force Base, CA, Sept. 6 and Oct. 2, have demonstrated potentially large savings of fuel and money by doing what geese do naturally. Tests show that flying in formation might be smarter than flying alone for Airmen, and not just for birds.

As one effort in the Air Force drive to reduce its overall fuel consumption, vortex surfing may be the wave of the future.

"The concept, formally known as Surfing Aircraft Vortices for Energy, or $AVE, involves two or more aircraft flying together for a reduced drag effect like what you see with a flock of geese," said Dr. Donald Erbschloe, the Air Mobility Command chief scientist.

A series of test flights involving two aircraft at a time allowed the trailing aircraft to "surf" the vortex of the lead aircraft, positioning itself in the updraft to get additional lift without burning extra fuel.

Early indications from the tests promise a reduction of fuel consumption by up to 10% for the duration of a flight. Over long distances and with even a small fraction of Air Mobility Command's average of more than 80,000 flights a year, the fuel and cost savings could reach into the millions of dollars, experts say.

Next up: The Air Force Research Laboratory will analyze the data from for possible applications to other aircraft on a variety of missions.

Dr. Erbschloe said larger air mobility aircraft like the C-17 can fly in formations that are potentially easy to maintain and that do not require the planes to be exceptionally close together.

"The test flights were flown at longitudinal separations of 4,000 or greater," said William Blake, one of the key developers of $AVE at the AFRL.

According to AFRL officials, modified C-17 formation flight system software enabled precise auto-pilot and auto-throttle systems to ensure the trailing aircraft achieved and maintained proper flight position without active assistance from pilots.

"The autopilot held the position extremely well -- even close to the vortex," said Capt. Zachary Schaffer, an aircraft commander on one of the test flights. "The flight conditions were very safe; this was as hands-off as any current formation flying we do."

Other pilots found differing levels of ride quality and discovered some flight test points might be difficult for long-endurance flights.

"The key will be finding the right balance of quality for improving fuel efficiency and ride," said Maj. Eric Bippert, another aircraft commander on one of the test flights.

Bippert said being a part of the test program with so many talented engineers was a remarkable experience, and the concept could eventually impact global air transportation, overall.

"AMC has done really well with fuel efficiency at the operational level," said Erbschloe. "The command has worked to gain efficiencies from the 'low-hanging fruit' such as optimizing flight routing, reducing weight where possible, and by not carrying excess fuel. $AVE offers significant efficiency gains, if employed in concert with these initiatives."

He said early indications show the tests meet AMC criteria of the concept regarding safety and minimization of aircrew and aircraft strain while also being operationally sensible with a viable return on investment.

"AMC consumes 20 percent of the fuel used by the overall federal government, so we're constantly looking for pragmatic ways to improve our fuel efficiency," said Erbschloe.

"Assured energy advantage for our Air Force is only possible through revolutionary energy initiatives like $AVE," said Dr. Mark Maybury, Air Force chief scientist, upon hearing the results of the tests.

The $AVE concept was previously highlighted in the 2011 Energy Horizons study, sponsored by the Secretary of the Air Force and chaired by Maybury.

The tests were the culmination of an ongoing, combined effort between AMC, the AFRL, the 412th Test Wing, the Air Force Life Cycle Management Center, the Defense Advanced Research Projects Agency, the Boeing Company, and NASA Dryden Flight Research Center.

(Holly Jordan, Air Force Research Laboratory, contributed to this report.)

Published December 2012

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