Pit & Quarry, May 2016

An Inside Look OUR INDUSTRY IN 3 D I t was just a matter of time Just a matter of time before 3 D printing went from being a novelty to becoming a practical tool And just a matter of time before 3 D printers became affordable to businesses Well the time is now In 3 D printing also known as additive manufacturing layers of material are formed under computer control to create an object such as an exact copy of a part in plastic or a mold if the desired end product is of another material According to an article in Popular Mechanics by comedian and car enthusiast Jay Leno some of these machines can even make replacement parts in cobalt chrome with a direct laser sintering process Just feed a plastic or metal wire into the appropriate laser cutter Lets say you have an older Cadillac or a Packard and you cant get one of those beautifully ornate door handles Leno says You could go to the big swap meet in Hershey Pa every day for the rest of your life and never find it Or you could take the one on the left side of your car copy it use the computer to reverse it and put that new part on the other side The possibilities are endless says Jim LaHood a member of Caterpillars additive manufacturing team Cat says the 3 D printing process offers a more sustainable option to make parts and components and it means saving time and lots of money The worlds first fully functional 3 D printed construction excavator will be unveiled at ConExpo Con Agg 2017 in what show planners say will be the first large scale use of steel in 3 D printing Graduate engineering students at Georgia Tech are creating a boom and bucket for the excavator featuring integrated hydraulics with the goal of decreasing weight material costs and maintenance while students at the University of Minnesota are designing a hydraulic oil reservoir heat exchanger and cooling system Also undergraduate engineering students across the country are invited to participate in a contest to design and print a Darren Constantino EDITOR IN CHIEF The worlds first fully functional 3 D printed construction excavator will be unveiled at ConExpo Con Agg 2017 futuristic cab and interface for the excavator that are aesthetically pleasing and functional Students can submit their designs at www ccefp org ConExpo Con Agg takes place March 7 11 2017 at the Las Vegas Convention Center and in addition to the functioning 3 D printed excavator show attendees will see a second excavator printing live on the show floor What else does the future hold Caterpillar is working on a way dealers can 3 D print a part on the jobsite to keep machinery running or until a production part is available It keeps getting better PITANDQUARRY COM North Coast Media LLC 1360 E Ninth St Suite 1070 Cleveland OH 44114 Phone 216 706 3700 Fax 216 706 3711 EDITOR IN CHIEF Darren Constantino 330 533 6804 dconstantino@ northcoastmedia net SENIOR EDITOR Kevin Yanik 216 706 3724 kyanik@ northcoastmedia net ASSOCIATE EDITOR Megan Smalley 216 363 7930 msmalley@ northcoastmedia net DIGITAL MEDIA CONTENT EDITOR Allison Barwacz 216 706 3796 abarwacz@ northcoastmedia net MSHA THE LAW COLUMNIST Michael T Heenan michael heenan@ odnss com AGGREGATES FORECAST COLUMNIST David Chereb david chereb@ sc marketanalytics com MARKET INSIGHTS COLUMNIST George Reddin greddin@ fminet com WESTERN U S CORRESPONDENT Loretta Sorensen GROUP PUBLISHER Rob Fulop 216 706 3741 rfulop@ northcoastmedia net ASSOCIATE PUBLISHER Dino Vitanza 216 706 3744 dvitanza@ northcoastmedia net PRESIDENT CEO Kevin Stoltman 216 706 3740 kstoltman@ northcoastmedia net V P FINANCE OPERATIONS Steve Galperin 216 706 3705 sgalperin@ northcoastmedia net V P GRAPHIC DESIGN PRODUCTION Pete Seltzer 216 706 3737 pseltzer@ northcoastmedia net ART DIRECTOR Kim Traum 216 706 3779 ktraum@ northcoastmedia net GRAPHIC DESIGNER Courtney Townsend 216 363 7931 ctownsend@ northcoastmedia net PRODUCTION SERVICES MANAGER Terri Johnstone 216 978 9622 tjohnstone@ northcoastmedia net SR AUDIENCE DEVELOPMENT MANAGER Antoinette Sanchez Perkins 216 706 3750 asanchez perkins@ northcoastmedia net MARKETING MANAGER Scott Gebler 855 460 5502 x7932 sgebler@ northcoastmedia net MARKETING SALES MANAGER BUYERS GUIDE Chloe Scoular 216 363 7929 cscoular@ northcoastmedia net DIGITAL OPERATIONS MANAGER Bethany Chambers 216 706 3771 bchambers@ northcoastmedia net WEB DEVELOPER Jesse Malcmacher 216 363 7925 jmalcmacher@ northcoastmedia net LIST RENTAL Antoinette Sanchez Perkins 216 706 3750 asanchez perkins@ northcoastmedia net REPRINTS Brett Petillo Wrights Media 877 652 5295 bpetillo@ wrightsmedia com BUYERS GUIDE INQUIRIES 216 363 7929 cscoular@ northcoastmedia net CLASSIFIED ADVERTISING 216 706 3744 dvitanza@ northcoastmedia net SUBSCRIPTIONS CUSTOMER SERVICE Phone 847 763 4942 Fax 847 763 9694 Web www pitandquarry com subscribe 4 PIT QUARRY May 2016 pitandquarry com