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February 16, 2021Volume 17 Issue 07


Image - Xometry: Free Shipping on CNC Machining, 3D Printing & Sheet Metal on US Orders
Xometry: Free Shipping on CNC Machining, 3D Printing & Sheet Metal on US Orders
With Xometry manufacturing on demand, CNC, 3D printing, and sheet metal parts ship free in the US! With 13 processes including CNC machining, 3D printing, and injection molding, and hundreds of materials available, we are the industry leader in prototype and production parts manufacturing. Xometry is AS9100 and ISO 9001:2015 certified.
Learn more and get your instant quote today.

In this issue of Designfax

  • Porsche 3D prints electric drive housing
  • Engineer's Toolbox: All about lead screws
  • System creates parts and electronics all in one
  • Audi e-tron GT: Cool enough for Iron Man to drive
  • Retaining rings and wave springs samples
  • Army testing Robotic Combat Vehicle in Michigan
  • FAULHABER drives for critical medical applications
  • Virtual Expo: Automating machine tending with cobots
  • 4 key values to determine servo system stability
  • Neat! New Press-N-Lok™ Pin for plastic housings
  • Flat motors with integrated encoder
  • Cool Tools: Complete 3D scan suite under 15 grand
  • Videos+: Technologies and inspiration in action
    • Mars 2020 Rover survives 7 min. of terror
  • Most Popular Last Issue
    • Circuit generates limitless power from graphene
    • Sikorsky-Boeing unveil advanced assault helicopter
    • 50 Years Ago: Apollo 14 astronaut golfs on Moon
  • New Products
    • Electrical, Mechanical, Motion
    Cover Image: 2022 Audi e-tron GT

News

Latest LiDAR on a chip paves way for tiny, low-cost, high-performance 3D-imaging cameras

Researchers turn coal powder into nano-graphite in household microwave oven

Computer scientists say we wouldn't be able to control super-intelligent machines

Sciaky's large-scale industrial metal 3D-printing tech deposited over 12,000 lb of titanium in 2020



Image - PolyDrill<sup>®</sup> Multi-Spindle Heads
PolyDrill® Multi-Spindle Heads
Multiple drill heads are available for a variety of machine OEMs. Two-spindle up to 10-spindle units, with fixed or flex shaft power, adjustable or fixed hole pitches and compact designs allow adaptability for the machine builder, integrator or assembly line designer. Holes in most material from 0.06"-1".
Contact Lee Coleman at Suhner for all the details.
706-314-2927

Learn more.

Feature articles
Porsche 3D prints electric drive housing

High-end vehicle maker Porsche has produced its first complete housing for an electric drive using 3D printing. The lighter, more rigid, and more compact engine-gearbox unit was produced using an aluminum alloy and an additive laser-fusion process. It has passed all the necessary quality and stress tests without any problems.
Read the full article.
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Insaco: Top choice for high-precision machining of hard materials to very precise tolerances.


Image - Engineer's Toolbox: <br>All about lead screws and how to apply them
Engineer's Toolbox:
All about lead screws and how to apply them

Lead screws use the helix angle of the thread to convert rotary motion to linear motion. Learn all about their benefits, performance characteristics, design choices, lifecycles, and more in this in-depth article from Thomson Industries.
Read the full article.

Image - System creates parts and electronics all in one
System creates parts and electronics all in one
A group from MIT recently developed a new system to produce functional, custom-made devices and robots without human intervention. Their "LaserFactory" system uses a three-ingredient recipe that lets users create structural geometry, print traces, and assemble electronic components like sensors and actuators.
Read the full article.

Image - Audi e-tron GT: Cool enough for Iron Man to drive
Audi e-tron GT: Cool enough for Iron Man to drive
Tony Stark (aka Iron Man) drove the Audi e-tron GT concept car in Marvel Studios' "Avengers: Endgame," and now you can command -- with superhero acceleration and handling -- the real all-electric gran turismo yourself. Hang on to your helmet. The dual-motor 2022 Audi e-tron GT (up to 522 hp) and RS e-tron GT (up to 637 hp) will go on sale this summer.
Read the full article.

Image - Retaining rings and wave springs samples
Retaining rings and wave springs samples
Finding the best possible solution for your design challenge is no easy task -- that's why we're here to help you find the right wave spring, retaining ring, or constant section ring for all of your applications. Choose from one of our 12 product types, 400 sizes, and 10,000+ standard parts in carbon and stainless steel, or challenge our team of engineers to tailor a custom part fit to your exact application requirements.
Request free samples from Smalley today!

Image - Army testing Robotic Combat Vehicle in Michigan
Army testing Robotic Combat Vehicle in Michigan
Four Robotic Combat Vehicle (RCV) experimental prototypes have been delivered to Selfridge Air National Guard Base in Michigan, where engineers from the U.S. Army are integrating software and hardware to conduct manned and unmanned testing. The RCV will be equipped with a tethered drone, a remotely operated weapons station, a .50-caliber M2 machine gun, and an automatic grenade launcher for testing.
Read the full article.

Image - Depend on FAULHABER drives for critical medical applications
Depend on FAULHABER drives for critical medical applications
Surgical robotics systems offer an overwhelming advantage over traditional methods: improved precision and speed, faster patient healing, and a reduced margin of error. For minimally invasive procedures requiring this level of precision, performance and quality, the OEM engineers of surgical robotics systems rely on FAULHABER brushless dc motors.
Learn more.

Image - Virtual Expo: Automating machine tending tasks with cobots Feb. 23-24
Virtual Expo: Automating machine tending tasks with cobots Feb. 23-24
Universal Robots -- the originator of the collaborative robot -- is hosting the first-ever virtual expo focused on automating machine tending tasks with cobots. The two-day Machine Tending Expo event Feb. 23-24 aims to help manufacturers looking to deploy cobots to tend machines such as CNC, press brakes, injection molding, or 3D printers. In live demos, keynotes, and interactive booth sessions with exhibiting partners, Universal Robots offers solutions on how to implement cobots seamlessly, tackle the labor shortage, and improve crucial machine uptime.
Read the full article.

Image - 4 key values to determine servo system stability
4 key values to determine servo system stability
Servo systems operate in various degrees of stability, with a fine line between stable and unstable. Changes in the mechanical system over time or machines with varying loads can move the system from a stable to unstable operating condition. This short article lays out four key values that determine the stability level of a servo system.
Read this informative Kollmorgen blog.

Image - Neat! New Press-N-Lok™ Pin for plastic housings
Neat! New Press-N-Lok™ Pin for plastic housings
The new Press-N-Lok™ Pin from SPIROL was designed to permanently retain two plastic components to each other. As the pin is inserted, the plastic backfills into the area around the two opposing barbs, resulting in maximum retention. Assembly time is quicker, and it requires lower assembly equipment costs as compared to screws and adhesives -- just Press-N-Lok!
Learn more about the new Press-N-Lok Pin.

Image - Flat motors with integrated encoder
Flat motors with integrated encoder
The extremely compact DFA68 and DFA90 series brushless DC motors from Nanotec are now available with integrated encoder. They are particularly suitable for applications that require precise positioning in confined spaces. External rotor BLDC motors are shorter than internal rotor motors and have a lower torque ripple. The DFA90-E with a diameter of 90 mm has a rated power of 168 W at 2,000 rpm. The smaller DFA68-E with a diameter of 68 mm achieves 106 W at 3,500 rpm.
Learn more.

Image - Cool Tools: Complete 3D scan and reverse engineering suite for under 15 grand
Cool Tools: Complete 3D scan and reverse engineering suite for under 15 grand
Verisurf Software is offering special limited-time pricing on its 3D scanning and reverse engineering solution bundle. It has everything needed to quickly deploy the system, including: Verisurf Scan Data and Reverse Engineering Suite with Quick Surface, Verisurf online training, Peel 2 3D handheld scanner, 1-year hardware warranty, and Peel 2 and Verisurf installation and setup video. The Verisurf Scan Data Reverse Engineering Suite is part of the recently released Verisurf 2020, the only measurement, inspection, and reverse engineering software dedicated to Model-Based Definition (MBD) and built on a CAD/CAM platform.
Learn more.

Most popular last issue

Image - Physicists claim new circuit generates clean, limitless power from graphene
Physicists claim new circuit generates clean, limitless power from graphene
A team of University of Arkansas physicists has successfully developed a circuit capable of capturing graphene's thermal motion and converting it into an electrical current. The energy-harvesting circuit could be incorporated into a chip to provide clean, limitless, low-voltage power for small devices or sensors.
Read the full article.

Image - Sikorsky-Boeing unveil updated advanced assault helicopter: DEFIANT X
Sikorsky-Boeing unveil updated advanced assault helicopter: DEFIANT X
A development partnership between Sikorsky and Boeing has released new details of its advanced helicopter for the U.S. Army's Future Long Range Assault Aircraft competition. Now named DEFIANT X, the coaxial rotor aircraft aims to be the fastest, most maneuverable, and most survivable assault helicopter in history.
Read the full article.

Image - 50 Years Ago: Apollo 14 lands at Fra Mauro and Shepard plays golf on Moon
50 Years Ago: Apollo 14 lands at Fra Mauro and Shepard plays golf on Moon
On Feb. 4, 1971, Apollo 14 launched from NASA's Kennedy Space Center carrying astronauts Alan Shepard, Edgar Mitchell, and Stuart Roosa. The primary mission objectives on the Moon centered on deployment of the Apollo Lunar Surface Experiments Package, collection of surface material samples for return to Earth, and deployment of scientific instruments not part of the experiments package. Unscheduled activities included golf shots and javelin throwing on the lunar surface.
Read the full article.

Videos+: Technologies and inspiration in action
Mars 2020 Rover survives 7 min. of terror
NASA's Mars 2020 Perseverance Rover landed on Mars Feb. 18. In the span of about seven minutes, the spacecraft slowed down from about 12,100 mph at the top of the Martian atmosphere to about 2 mph at touchdown in an area called Jezero Crater. Watch the landing highlights animation, including our favorite part -- the skycrane maneuver. Well done, NASA.
View the video.

Video Image

New products

Electrical/Electronics
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