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The Edge of Efficiency

Atlanta Gear Works receives grinding wheel assist from Weiler Abrasives

Machines in paper/pulp applications are among the longest and most complex continuous manufacturing machines in the world—some stretch more than 300 yards. Maintaining precise speed ratios across dozens of shop machines is critical for operational success—even the slightest speed mismatch can cause the paper web to break, wrinkle, or stretch unevenly. Gearboxes (combined with variable speed drives) make this coordination possible.

Single-Flank Testing for Modern Gear Production

Detecting gear manufacturing deviations through advanced single-flank testing

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Technical Articles

Design Method of System Tolerances in Cylindrical Gearboxes for Cost-Efficient Optimization of the Excitation Behavior

The article proposes a method to optimize cylindrical gearbox tolerances by balancing gear noise performance and manufacturing costs using modeling, analysis, and meta-model-based optimization.

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Water Spray Quenching—A New Intensive Quenching Process for Case Hardening of Gears

Water spray quenching achieves heat transfer coefficients up to 4,000 W/(m²K)—nearly double conventional oil quenching rates—enabling potential material substitution and tailored quench intensity for complex gear components.

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Influence of Tooth Root Contour Deviations on the Tooth Bending Strength

This study investigates how manufacturing-related geometry deviations in the tooth root area affect gear bending strength calculations, demonstrating that accounting for measured tooth contours rather than nominal geometries is essential for accurate material comparisons in fatigue testing.

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Smart Alloying Eliminates Manufacturing Steps in Automotive Gears

20NiMo9-7 alloy achieves up to 48 percent higher fatigue strength than conventional carburizing steels in the as-carburized condition, eliminating the need for shot peening and grinding in automotive gear applications.

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Design

Grinding

2023 is shaping up to be our planet’s hottest year on record, and the wind energy industry is feeling the heat. The GWEC (Global Wind Energy Council) says that the rate of wind turbine installations will need to quadruple globally by the end of the decade if we’re to achieve the IRENA’s (International Renewable Energy Agency) goal of net zero carbon emissions by 2050—and keep the average annual temperature worldwide from increasing more than the predicted 1.5° C. Fortunately, “net zero” commitments are gathering global momentum. Before year’s end, total global windpower is expected to reach a historic milestone of 1 TW of installed capacity, eliminating 1.2 billion tons of CO2 annually, roughly the equivalent of all the carbon emissions of South America.

Skiving Tools

Klingelnberg recently invited customers to its first Open House in Saline and the two-day event did not disappoint. Customers from major automotive, off-highway, construction and agriculture OEMs attended a morning of technical presentations before heading into the showroom to learn more about Klingelnberg’s latest machine tool technology.

Heat Treating

Quality control, EV components, energy consumption and material influences are just a handful of topics being discussed in heat treating today. New heat treat methods and global trends will be the topic of conversation later this year at Heat Treat 2023. Here’s a round-up of some stories circulating across key market segments.

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Videos

From Job Shop to Production with the Hera 750

At Gear Headquarters, quality is the foundation of everything they do. Based in Kansas City, the shop manufactures spur, helical, double-helical, herringbone, bevel, internal, spline, and worm gears, sprockets, and timing belt pulleys. 

Industry News

The Motion + Power Manufacturers Alliance (MPMA) today announces new Board, Officers, and other leadership changes for 2026–2027. Joining the Board of Directors are Michael Kapp, General Manager of KAPP NILES and Jared Scott, National Training Manager, SEW-Eurodrive.  MPMA members elected the two leaders at their Annual Meeting, held April 23-26 at the Sunseeker Resort in Port Charlotte, FL.  They will begin their three-year terms at the August 2026 Board Meeting.

Product News

Atlas Copco developed the dry screw vacuum pump DHS 3000 VSD+ specifically for massive flow industrial applications. As dry technology, it is well suited for paper processing, conveying technologies, pick-and-place applications in the food industry, and as a central vacuum system. Powered by a highly efficient IE4 motor with a patented asymmetrical rotor design, users benefit from energy savings of up to 50 percent compared to competitive products. The low-maintenance, compact vacuum pump has a pleasantly low noise level and also runs vibration-free.

Calendar

Furnaces North America (FNA) 2026

Oct 12, 2026 - Oct 14, 2026

FNA (Indianapolis) is produced by the Metal Treating Institute (MTI) with media partner Heat Treat Today. The heat treat-only trade show and technical conference includes the latest products and technologies on industrial furnaces and ovens, atmosphere generation and control, quenching systems and quenchants, induction heating equipment, vacuum furnaces and pumps, heat treat software and controls and more

TPS (Turbomachinery & Pump Symposia) 2026

Sep 22, 2026 - Sep 24, 2026

WZL Gear Conference USA

Jul 15, 2026 - Jul 16, 2026

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