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Micro-skiving – (r)evolution of a known production process

Production of internally toothed gear wheels is possible in many different ways. Different techniques such as gashing, broaching, wire EDM, […]

Advantages of flat broaching machines

A broaching machine requires precision broaching tools to increase productivity and efficiency. New broaching tools can be expensive and difficult […]

Understanding the mounting distance: Crossed-axes gearing (hypoid gearing)

Mounting distance is one of the most critical design parameters in crossed-axes gearing (in hypoid gearing, spiroid gearing, and so […]

Integrated Approach for Gear Testing of High-Performance Clean Steels

The power density of gearboxes is continuously increased by different research activities. Besides new material developments, the cleanliness of steels […]

High-end coating can increase gear-cutting productivity

The machining industry’s demand for increased productivity and reduced costs continues to drive developments that focus on innovative, state-of-the-art tools […]

Reducing Tool Wear in Spiral Bevel Gear Machining with the Finite Element Method

Due to the complexity of spiral bevel gear machining, the cutting tools can be a significant cost of gear manufacturing. […]

Experimental tests to predict plastic gears’ lifetime

One of the major problems of plastic gears is the lack of data about their lifetime. Literature doesn’t contain numerous […]

Understanding the mounting distance: Intersected-axes gearing (bevel gearing)

Mounting distance is one of the most critical design parameters in intersected-axes gearing (in straight bevel gearing, spiral bevel gearing, […]

Root cause for noise excitation in geometrically-accurate (perfect) parallel-axes gearing

Gears are extensively used to transmit a rotation from a driving shaft to a driven shaft. Depending on the gear […]

Filling Some Gaps in Spline Design Guidelines: Centering, Friction, and Misalignment

Editor’s note: At the author’s request, some statements have been removed for clarity since the article was originally published in October, […]

Application of Finite Element Analysis for the Strain Wave Gear Tooth Surfaces Design and Modification

This paper represents the application of finite element analysis for the strain wave gear with modified conjugate tooth surfaces. The […]

Methods to Determine Form Diameter on Hobbed External Involute Gears

In custom designs of external spur or helical gears, designers generally prefer a lower form diameter for greater transverse contact […]

Design features of worm gearing composed of plastic and/or powder-metal components

This article deals with worm gearings in cases when the worm-gear pair is composed either of plastic or of powder-metal […]

Lean Heat Treatment for Distortion Control

Controlling distortion is of key importance during the case hardening process for the production of gear components. By effective control […]

Tooling Workholding: A new solution for bevel gears

The creativity of the designers knows no bounds with new drive element and gear geometries. Faced with constantly increasing demands […]

Is anyone printing gears using metal additive manufacturing?

The AGMA Emerging Technology Committee wanted to look at additive manufacturing through the lens of the goal of the committee: […]

Tooling & Workholding: A success story: Low-deformation workpiece clamping

Those who want to turn, mill, or grind rings, flanges, housings, or other thin-walled parts will quickly reach the limits […]

Two-Probe Pitch Inspection Method For Large Gears

A gear’s pitch (a k a index or spacing) accuracy is one of the most fundamental gear characteristics affecting its […]

Chamfer Hobbing, Perfect Timing

New gearbox developments, particularly for eDrives, are creating a whole new set of gear design and manufacturing criteria. Compact gearbox […]

Magnetic Barkhausen Noise as an Alternative to Nital Etch for the Detection of Grind Temper on Gears

The detection and prevention of grinding burn is critical to the production of ground gears of all types and sizes. […]

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