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BY ENGINEERS FOR ENGINEERS
OUR
ANNUAL
A Penton® Publication
HOW TO CHOOSE
ADDITIVE
MANUFACTURING
EQUIPMENT p. 46
MORE-PRECISE
LINEAR MOTION p. 66
3D PRINTED
MOLDS p. 74
NOVEMBER 7, 2013
machinedesign.com
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Is Your Workplace
a Safe Place?
When designing machine-guard safety systems,
the workplace is no place for trial and error solutions.
TODAY'S HIGHLY AUTOMATED WORKPLACE IS MORE HAZARDOUS THAN EVER … yet many machine safety systems still rely on outdated
technology or components that weren't designed for safety applications.
SCHMERSAL is focused on workplace safety—cultivating a comprehensive understanding of the relationship between man and machine and
addressing the ever-evolving
BY ENGINEERS FOR ENGINEERS OU
Is Your Workplace a Safe Place? Whe
PPU –
NOVEMBER 7, 2013 | VOLUME 85, ISSUE 14 InThisIssu
&PRUH DURXQG \RXU SODQW Practical, Powerful and
on ENGINEERING TV: SUSTAINABILITY AND ENERGY
EXAIR Blows Away The Competition! Here
Editorial LELAND TESCHLER | Editor Non
Providing custom products and value-added assembl
NOVEMBER 7, 2013 EDITORIAL CONTENT DIRECTOR: L
Just for once, we're not thinking outside the box
Letters BOSSES BREAKING BAD Your editorial (“
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It's not the brush dissipating static. It's safet
Smarter Embedded Designs, Faster Deployment
What's Inside Disc-pack coupling uses fricti
Introducing BEARINX®-online Easy Linear from Scha
What's Inside Subsea LVDT withstands 5,000 psi
Hard-Wired. At Newark element14, we connect
Direct-tension lockbolts vs welding
metals with no concerns. Using standard lockbolts
STEPHEN J. MRAZ | Senior Editor stephen.mraz@pent
THE ENGINEERS'TAKE ON H-1B VISAS H-1B VISAS WER
Pneumatic linear slides FREQUENTLY
in. to several feet, and they are commonly offere
News WHAT MOBILE DEVICES DO YOU USE FOR BUSIN
Would you recommend
Cogless Brush Motors FREQUENTLY ASK
the typical lifetime for a precious metal brush i
News PROTOTYPING SPEEDS WORK OF SPACE ROBOT
with aluminum filler for proof of concept prior t
Hydraulic safety screens FREQUENTLY
screen should be as close as pos- sible to the cr
News MAGNESIUM-FROM-SEAWATER METHOD COULD LO
&5($7,1*62/87,216 Your Customers Can Rely On
News YTTERBIUM CLOCK SETS STABILITY RECORD A
Cables for Aerospace FREQUENTLY ASK
fluoropolymers that can withstand a wide variety
News COMPANIES IN THE NEWS AWARDS The manufact
contract with Petroleo Brasileiro SA (Petrobras)
News SHIPS TO USE HULLS AS SAILS MARINE ENG
LET'S EXPAND THE POSSIBILITIES. Introducing th
The Forensic Engineer DR. CIRO RAMIREZ I
Interview THEODORE G. DUCLOS | Vice President an
3D Printing ZIAD ABOU | Vice President and Gener
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3D Printing turn out highly durable parts fo
We have the UL parts in stock at a better pric
Technology doesn't require slow, expensive r
Technology ish and mechanical properties to
INDUSTRY-LEADING MOTION CONTROL GET IT ALL FROM
BGS™Linear Rail Systems... ACCURACY REDEFINED BG
Motors and Drives SHRUTI HANUMANTHAIAH | Senior
Motors and Drives PWMs drivi
1$756ENNNUE.#0'6#4;'&7%'4 4#%6+10#.
COATED INDUSTRIAL DEVICE The Leader in Coati
The NEW The place where engineering videos gat
60 Motors and Drives Frequency input Externa
$;,6 48,&.&+$1*( 0$;,080 87,/,=$7,21
75D 61CD Don't let misalignment slow you down.
If your application depends on it. Snap action
Motors and Drives 3. Consider how the SoC
STEPPER-MOTOR APPLICATION: POINTER GAGES DIGITAL
Motion Control CL INT HAYES | Manager of Sales,
'PSUIF5PVHIFTU.PWFNFOU 1PTJUJPOJOH$IBMMFOH
Motion Control Z axis Yaw Travel accur
Low Viscosity Epoxy High Strength EP30 ì Opticall
Pressure Measurement High Speed USB Output Pressu
and bearing support, as well as the fasteners con
Motion Control speed and acceleration capabi
Using a combination of fixed bearings, or bearing
Materials LINDSEY FRICK | Associate Editor linds
Robert Seuffer, GmbH & Co. KG (Seuffer), a German
Goldense on R&D-Product Development BRADFORD L.
41/6*'914.&5.#4)'56 /#07(#%674'41(914.&g%
Products Coolant-level sensor THE NEXT-GENE
E-stop, pushbutton control stations THE SERIES BD
Products Planetary gearhead THE HIGH-TORQUE
Sensor teaches grippers to see
NOVEMBER 2013 machinedesign.com B
NEW 2013 50TH ANNIVERSARY PARTS AND ENGINEERING C
LEAKPROOF VALVES & FITTINGS TO 10,000 PSI CPV
NEW 8TH EDITION ELECTRO-FLUIDIC SYSTEMS HANDBOO
DieQua offers more gearboxes plus application ex
Statement of Ownership 8QLWHG6WDWHV3RVWDO6HU
Puzzles,myths,and curiosities MYTH:ENGINEERING
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POWERED BY INTELLIGENCE ORIGINAL LINE ELECTRIC