December 13, 2022 Volume 18 Issue 46

Mechanical News & Products

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Renishaw unveils revolutionary LIBERTAS™ 3DP tech

Renishaw's new LIBERTAS software technology addresses two of the most persistent challenges in metal AM: poor downskin surface finish and the need for support structures. Users have greater freedom to manufacture complex geometries.
Read the full article.


Innovate like a PRO: Protolabs' new AI-enabled manufacturing platform

ProDesk by Protolabs accelerates innovation for product development and procurement teams. It features real-time, AI-powered quoting with design for manufacturability (DFM) analysis across injection molding, CNC machining, and 3D printing. The platform enables seamless team collaboration and customizes quotes with instant feedback on materials, lead times, secondary operations, and finishes prior to production.
Learn more.


SDP/SI Shaftloc Fastening System

Shaftloc is a unique, reusable locking device for securely mounting mechanical components like gears and sprockets onto shafts without the need for keyways, set screws, or adhesives. Its simple, two-piece design offers a cost-effective alternative to traditional fasteners, providing high clamping force and vibration resistance. Installed with standard tools, Shaftloc is perfect for designers seeking flexible, hubless mounting solutions. Available in four styles.
Learn more from SDP/SI.


How Autodesk Research uses Markforged 3D printing

In advanced R&D, "good enough" doesn't cut it. To pioneer its Performance-Aided Design (PAD) workflow, Autodesk Research partnered with Markforged to close the gap between digital simulation and reality. Using sensors and digital twins, PAD replaces delayed field reports with real-time feedback. To test this high-stakes system, Autodesk built massive UAV platforms -- including a 300-lb aircraft. Facing extreme dynamic loads and weather, these drones provide the ultimate torture test for rapid design iteration.
View the video.


Top Tech Tip: How do you 3D print STL files?

Learn the basics of 3D printing STL files -- the files that serve as the digital foundation for 3D printing -- and a whole lot more from the experts at Xometry. These files have advantages, of course, but did you know they have disadvantages too? Also learn about STL tools and programs, and how to reduce file size or even repair a file you are having trouble with.
Read the Xometry article.


When metals can't survive: Machined ceramics as an alternative

Technical Ceramics are so hard and wear resistant that they cannot be machined with conventional tools -- but they can outlast and outperform other materials in demanding or harsh applications. INSACO's proprietary diamond grinding process and specialized techniques developed over many decades allow the company to produce and document parts to exacting specifications consistently. Learn all about the alternatives you have when metals just can't take it.
Read the INSACO article.


Radio Flyer cuts ebike prototype time radically with Fuse X1 large-format SLS 3D printer

Radio Flyer cut prototype lead times for its Flyer Loop cargo ebike frame from two months to two days using Formlabs' new Fuse X1 SLS large-format 3D printer. "We can now print an entire Flyer Loop cargo ebike overnight and be gluing it together the next day," said Agostino LoBello, product development engineer at Radio Flyer. "I can iterate three times as often with nine times less labor." The Fuse X1 delivers production-quality parts with 50% lower costs and triple the throughput of comparable industrial systems, featuring automated powder handling and a compact, easy-to-install design. [Credit: Image courtesy of Formlabs]
View the video.


Compact industrial sand 3D printer

ExOne has launched the S-Print Pro, a compact industrial sand 3D printer that brings production-grade binder jetting to smaller foundries, pattern shops, and print service providers. Aimed at businesses competing on cost and flexibility, it handles low-volume casting, spare parts, and custom components. The system processes furan binder with silica sand, CeraBeads, or silicon carbide.
Learn more about this capable machine.


Engineer's Toolbox: How to pin a shaft and hub assembly properly

One of the primary benefits of using a coiled spring pin to affix a hub or gear to a shaft is the coiled pin's ability to prevent hole damage. Another is the coiled pin absorbs wider hole tolerances than any other press-fit pin. This translates to lower total manufacturing costs of the assembly. However, there are a few design guidelines that must be adhered to in order to achieve the maximum strength of the pinned system and prevent damage to the assembly.
Read this very informative SPIROL article.


Get reliable labeling done right

Videojet Technologies has released the Videojet 9310 label applicator, designed to simplify everyday labeling on rigid and flexible packaging. Using Intelligent Motion technology, it digitally controls label tension and alignment to ensure consistent placement with minimal manual adjustments. The system features a simple label path, an intuitive touchscreen, and flexible mounting options to reduce downtime and keep production moving.
Learn more.


Your phone is now your smartest hydraulic tool

Commissioning a proportional valve traditionally requires cables, laptops, and complex software. The new Bosch Rexroth 4WRAE valve changes that. Featuring integrated digital electronics and Bluetooth connectivity, it pairs with the "easy2connect" app. Technicians can now visualize performance, adjust settings, diagnose errors, and force solenoids directly from their phones, simplifying setup for IO-Link or analog systems.
Learn more.


A new take on indexing plungers

JW Winco has expanded its extensive standard parts range with the GN 823 indexing plunger. Featuring an intuitive operating lever, it allows easy activation with a single finger, even when wearing gloves or out of sight. Available in screw-on or weldable stainless steel variants, this robust component suits both delicate installations and heavy-duty industrial applications. Available in two installation options: screw fastening or welding.
Learn more.


Fast-cure composite for aero and defense manufacturing

Toray Composite Materials America has launched 3960-FC, a fast-cure variant of its high-performance 3960 prepreg system for mission-critical aerospace and defense applications. This material reduces cure time by up to 45% while maintaining proven mechanical performance, stiffness, and exceptional toughness. It is highly compatible with automated manufacturing technologies like AFP and ATL, as well as traditional processing methods.
Learn more.


Best high-speed rotary bearing in THK history

THK's High-Speed, Double-Row Angular Contact Ring BWH is the fastest rotary bearing in company history. By utilizing balls inside a cage instead of rollers, this new structure achieves unprecedented speeds. It supports loads from all directions while matching the high rigidity and rotational accuracy of standard cross-roller ring design options.
Learn more.


100,000 hours: KNF diaphragm pump achieves exceptional lifetime

Reaching 100,000 hours of uninterrupted performance is a remarkable achievement for micro diaphragm gas pumps. It represents more than 11 years of continuous operation in a controlled environment, exceeding the demands of most real-world applications. This milestone highlights KNF's engineering expertise and the reliability built into every pump.
Get a closer look at the 100,000-hour lifetime test.


DOD scouts innovative ideas from industry, allies, partners

EA-18G Growlers from the "Star Warriors" of Electronic Attack Squadron (VAQ) 209 simultaneously fire two AGM-88 High Speed Anti-Radiation Missiles (HARM) during a training exercise near Guam. Originally designed for the F-16 fighter aircraft, HARM has been adapted for use on MiG-29 fighters used by Ukraine. [Credit: U.S. Navy photo by Cmdr. Peter Scheu]

 

 

 

 

By David Vergun, U.S. Department of Defense

The Rapid Defense Experimentation Reserve, which was stood up last year, is a collaboration between the military services, combatant commands, industry, and coalition partners with the aim of discovering new and innovative warfighting capabilities.

The idea behind this initiative is to get the best ideas and test prototypes in the laboratory and then in the field or even in contested environments, the undersecretary of defense for research and engineering said.

Heidi Shyu spoke on a panel Dec. 3 at the Reagan National Defense Forum at the Ronald Reagan Presidential Library in Simi Valley, CA.

The innovations that result don't need to be a 100% solution. They could be a 70 or 80% solution to solve a vexing warfighting problem, she said.

Small companies are, and will be, playing a critical role in this endeavor, she said. The Office of Strategic Capital will assist in funding companies developing technologies deemed critical to national security.

Also, the Defense Department is working with the Small Business Administration to help fund small startups, she said.

Shyu mentioned a number of DOD organizations focused on innovation.

The Defense Innovation Unit is focused on accelerating the adoption of commercial technology for military use, she said. DIU awards contracts to companies that have innovative solutions.

The Army Rapid Capabilities and Critical Technologies Office serves to expedite critical capabilities to the field to meet combatant commanders' needs, she said. The office enables the Army to experiment, evolve, and deliver technologies in real time to address both urgent and emerging threats, while supporting acquisition reform efforts.

Each of the military research laboratories is also coming up with brilliant and innovative warfighting solutions, she said.

The department is eager to attract new talent to those labs, she said. One of the ways it's doing so is helping to fund college tuition for promising students, who then will work in one of the labs for a certain period of time.

Last year, the department funded 482 scholars and is looking to increase that number, she said.

Additionally, DOD has created science, technology, engineering, and mathematics camps for high school students, she added.

"Having a strong workforce is incredibly important," she said, noting that DOD cannot match the salaries paid in the private sector.

Gen. Charles Q. Brown Jr., Air Force chief of staff, also spoke on the panel.

"Accelerate, change, or lose," he said, implying that DOD needs to stay ahead of adversaries when it comes to fielding effective capabilities.

"We have done this before. Our nation has come together in times of crisis, to be able to provide capability. I've watched us during the course of the events in Ukraine. Some things we've been able to move very fast on in certain areas. What we want to do is not wait until there's a crisis to actually move at a pace with a sense of urgency. We've got to do some things crisis-like ahead of a crisis so we're better postured and prepared to move forward," he said.

Brown provided an example of innovation: The AGM-88 HARM, the High-Speed Anti-Radiation Missile, was originally designed as an air-to-surface missile for the F-16 fighter aircraft. The Air Force figured out how to put these missiles on the MiG-29 fighters, which Ukraine uses.

"If someone had asked us before the Ukraine events if we could put a HARM missile on a MiG-29, we'd have said it's too hard to do. In a crisis, we figure out how to get things done," he said.

Published December 2022

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