Cold Forming for Hot Results
Cold forming involute splines, serrations, oil grooves, snap-ring grooves, threads, and various other features using spline rolling machinery provides many […]
Relative Curvature of Worm & Wheel with Straight Line Generatrix
The contact on single enveloping worm gear drives is the line contact. The changing form of the worm across the […]
An Advanced Approach to Optimal Gear Design
The theory and practice of gear design is rich with examples of successful and sometimes outstanding combinations of various mathematical, […]
The Foundations of Function-Testing Gear Assemblies
Functional gear testing could be defined as a series of tests that simulate the intended function of the product in […]
Improvements in Dimensional Control of Heat Treated Gears
The goals and objectives of this investigation focused on highly distortion-prone gearing (Figure 1) to determine if dimensional improvements could […]
Heat Treatment Simulation Can Help Avoid Process Problems
Heat treatment is an indispensable step in the manufacture of steel products, as mechanical properties such as hardness, static, and […]
A Cool Approach to Optimized Bearing Performance
Bearings are a vital component in rotating industrial equipment, and they often represent a significant capital investment. To maintain that […]
Wear Mechanisms of HSS Cutting Tools
1: Introduction Metal cutting puts extreme demands on the tool and tool material through conditions of high forces, high contact […]
Scuffing Resistance of Isotropic Superfinished Precision Gears
The high performance required from aerospace gears places stringent requirements upon the metallurgical quality, geometry, and surface finish of mating […]
Static and Fatigue Calculations of Wind Turbine Gearboxes: Part II
Wind turbine manufacturers have a vital interest in carrying out gearbox calculations on their own, and for multiple reasons: • […]
Static and Fatigue Calculations of Wind Turbine Gearboxes: Part I
1 Abstract Wind turbine manufacturers have a vital interest in carrying out gearbox calculations on their own, and for multiple […]
Forged Gears for Structual Integrity and Product Reliablity
For a primer on the differences between cast and forged gears, who better to turn to than the Forging Industry […]
Next Generation Gear Grinding
What do the gears that end up in trains, wind generators, speed reducers, marine transmissions, off-road equipment, and printing presses […]
Supplier Relationships Speed Gearbox Delivery
At Stober Drives, customer orders are filled in the fast lane. The company turns around more than 93 percent of […]
Stress in Diamond-Coated Cutting Tools
Diamond coatings have been increasingly used in cutting-tool applications. Coating delamination is the major tool failure mode and occurs due […]
Measuring Excellence in Polymer Gearing
At Kleiss we refer to polymer gear making as a “subtle science and exacting art,” and 20 years of experience […]
Reducing Gear Whine in Planetary Gear Transmissions
Gear whine is an annoyance for automotive consumers. For all practical purposes it cannot be eliminated, but only minimized. Gear […]
Selecting the Right PFPE Lubricant
If a mechanical or electromechanical component has to function for extended periods in an extreme environment, a perfluoropolyether (PFPE) lubricant […]
The Rules for Successful Rotary Broaching
The process of rotary broaching has been around for a long time, but there are still many machinists in the […]
Microgeometry and Bias in Helical Gear Noise Excitations
The prediction of gear noise may normally be treated as a classical source/path/receiver problem. Usually the excitation occurs in the […]
