September/October 2021

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Feature Articles

MPIF Examines State of the Powder Metal Industry
Thanks to material development and additive manufacturing opportunities, it’s important for the gear and power transmission industries to monitor the trends, technologies and future forecasts in the powder metal market.

The Next Era of Workholding
We asked what the future holds for workholding and the industry did not disappoint. All the machining trends such as automation, robotics, sensors, 3D-printed parts, etc. are finding their way into workholding equipment.

Technical Articles

Psychoacoustic Optimization of Gear Noise - Chaotic Scattering of Micro Geometry and Pitch on Cylindrical Gears
A validated simulation model is used to analyze more in-depth investigations into the influence of a stochastic course of the pitch error on the quasi-static excitation behavior.

Characteristic Value-Based Process Design of Gear Hobbing Processes with Radial Infeed
This report focuses on the combined consideration of the infeed and the subsequent axial machining with additional variation of the workpiece width in order to evaluate the influence of the infeed with increasing or decreasing full cut area.


Now Hiring (Publishers Page)
Manufacturers have long been plagued by the difficulty of finding skilled labor.

MPT EXPO 2021: Moving Industry Forward in Tough Times (Voices)
On behalf of the AGMA Board of Directors, Show Committee and our 123 exhibiting companies — thank you for supporting Motion + Power Technology Expo 2021 (MPT Expo).

Product News (Product News)
The complete Product News section from the September/October 2021 issue of Gear Technology.

The Undercut Phenomenon (Ask the Expert)
“It appears that undercut can be eliminated in some cases but in most cases, the elimination of undercut, for example by increasing the root fillet radii of a pinion, results in performance problems in the operation with its mate. My question is, when can I eliminate undercut and why is it not possible in most cases?”

Industry News (Industry News)
The complete Industry News section from the September/October 2021 issue of Gear Technology

Highlights from MPT Expo (Addendum)
At the recently held Motion+Power Technology Expo, we had the opportunity to sit down with a number of exhibitors to learn more about the latest in technology for the mechanical power transmission industry – including gear manufacturing machine tools, workholding, inspection equipment and much more.