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Interchangeability of Gears

An excerpt from Gear Technology Solutions by Dr. Hermann J. Stadtfeld covering when and how individual bevel gear members can be replaced during gearbox service without changing the mating gear.

State of the Gear Industry 2026

The gear industry navigates uncertainty, finds pockets of strength, and bets on automation

¡Rápido!

With many of its precision gears produced in small lot sizes, Spanish gear producer Engranajes Juaristi S.L. depends on Gleason machines for exceptional speed and flexibility.

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Technical Articles

The Intrinsic Pitch Cones in Hypoid Gears

A method to calculate pitch cones for hypoid gears using macrogeometry parameters—similar to non-offset bevel gears—while accounting for the added complexity of hypoid offset, tooling, and cutting technology is explored in this paper.

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Electric vs. Combustion: A Comparative Analysis of Gear Design for Commercial Vehicle Applications

This paper examines the transition from internal combustion engine (ICE) vehicles to electric vehicles (EVs), highlighting the distinct gear design requirements for each and presenting a comparative case study of gearbox configurations in a 14-ton commercial vehicle.

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A Review on Gear Transmission Error

This paper will review the development process, current research status, characteristics, functions, and measurement methods of TE. It will analyze the difficulties and core issues existing in the basic theory of TE, clarify the limitations and deficiencies of TE, and explore ways to overcome the shortcomings of TE.

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Investigating the Effects of Wear, Lubrication and Material Pairing on the NVH Performance of Plastic Gears

This study systematically evaluates how material selection, progressive wear, and grease lubrication affect the noise, vibration, and harshness (NVH) performance of polymer gears, providing new insights for designing quieter, more optimized transmission systems.

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Design

Gleason's Coniflex® Pro Design and Manufacturing System for producing stronger, quieter, and more reliable e-drive differential gears in high volumes, for automotive, truck, bus and off-highway transmissions. It‘s the differential difference!


Grinding

Inspection

In the present paper, a spline-joint design and the extension of a back-to-back test rig were presented, which enable the testing of crowned spline-joints under high rotational speed, medium torque, high test temperature, and angular misalignments.

Heat Treating

By understanding customers’ manufacturing and heat-treatment processes, Ipsen identifies pain points and develops IIoT and AI-driven solutions that improve operational efficiency.

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Videos

Automated Tool Change with the EMAG VST 50

Efficiency and process reliability are critical in modern manufacturing—and this is exactly where the EMAG VST 50 excels. A standout feature: the fully automated tool change. Thanks to an integrated robot, the tool change takes less than 90 seconds—all while production continues uninterrupted! The tool magazine ensures a smooth process: it swivels outward, the robot swiftly and precisely replacing the tool.

Industry News

The Motion + Power Manufacturers Alliance (MPMA) and the Alliance for Innovative Energy, LLC, managing and operating contractor for the U.S. Department of Energy’s National Laboratory of the Rockies (NLR), have signed a Memorandum of Understanding (MOU) to formalize their collaboration on advancing standards for gear and bearing design and manufacturing.

Product News

Renishaw’s MODUS IM Equator software is built on the MODUS IM platform, to maximize productivity for Equator and Equator-X gauging system users. MODUS IM Equator software is part of Renishaw's continuing investment in innovation with a drive to improve both the capability and customer experience of Renishaw metrology systems.

Calendar

Reliable Plant 2026

Jun 15, 2026 - Jun 18, 2026

This event (Reno, NV) offers attendees learning sessions and case studies on the latest industrial lubrication and oil analysis technologies. The comprehensive conference schedule covers every facet of the machinery lubrication industry and includes workshops on topics such as employee performance, lubrication fundamentals, condition-based maintenance and planning.

Cleanpower 2026

Jun 1, 2026 - Jun 4, 2026

American Manufacturing Summit 2026

Mar 17, 2026 - Mar 18, 2026

IMTS 2026

Sep 14, 2026 - Sep 19, 2026

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Buyer's Guide

Cutting Tools Gear Blanks & Raw Material Gear Drives Gear Machines Gear Manufacturing Services Gears Grinding Wheels & Abrasive Tools Heat Treating Inspection Equipment Lubricants Machine Tools Resources Services Software Used Machinery Workholding & Toolholding

The Gear Industry Buyers Guide is your complete directory of suppliers in the gear industry, including great companies like these.


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