The Art and Science of Broaching
Broaching is one of the most productive and precise metal-cutting operations performed today. It’s also one of the most misunderstood.
Broaching resembles planing or shaping,...
Maximizing Gearbox Performance
Introduction
Gearboxes are one of the most widely used types of industrial equipment in the world. They are used as vital power transmission sources for...
CASE STUDY: Advent Tool & Manufacturing Inc.
Well known for its specialization in indexable and solid carbide thread and form milling tools, Advent Tool and Manufacturing has developed an involute spline...
Determining Gear Efficiency
Abstract: This paper presents an original method for determining the efficiency of the gear. The originality of this method relies on the eliminated friction...
Acoustic Properties of Industrial Machinery: Part II
In the early 1970s the Occupational Safety and Health Act (OSHA) generated more awareness, concern, and a need to control industrial noise (sound levels)....
New Technologies in Analytical CNC Gear Inspection
The value of analytical gear measurement grows as advances in technology allow gears to be measured in ways that help diagnose complex manufacturing problems....
Gear Inspection: Troubleshooting Tips
In the June 2005 issue of Gear Solutions we presented an article titled “An Elementary Guide to Gear Inspection,” which was followed by “A...
Acoustic Properties of Industrial Machinery: Part I
In the early 1970s the Occupational Safety and Health Act (OSHA) generated more awareness, concern, and a need to control industrial noise (sound levels)....
Special Report: AGMA Objectives
During the Fall Technical Meeting held in Orlando last October, members of the AGMA’s board of directors took time out from their primary concerns...
A Proven Process for Plastics
It’s an old problem: the common condition of misaligned mating parallel-axis (spur and helical) gear tooth surfaces. The solution—new to molded plastic gears, but...
The Methadology of Modified Crowning
Is there anything that can still be considered new in bevel gear tooth theory? Most experts in the transmission layout industry would probably find...
Tips for Tougher Molded Plastic Gears
Molded plastic gearing is rapidly becoming a real contender in moderate power gearing applications. Custom gear design, precision molding equipment, and new formulations of...
The ABCs of CBN Grinding
As with all work, there’s a right tool for every job. In manufacturing, successful machining depends on sharp, well-maintained cutting tools that not only...
The Electrolytic Edge for Fine Finishing
The application of electrolytic metal removal technology to medium through high volume production in automotive, aerospace, medical, computer, and other markets has continued to...
Rolling Contact Fatigue of Surface Densified PM Gears
Surface densification provides the opportunity for PM technology to advance into the manufacture of highly stressed product groups, such as automotive transmission gears. A...
Case Study: Conicity Technologies
With a reputation for manufacturing some of the strongest and quietest automobile axle assemblies, production at the Getrag Axle Plant in Newton, North Carolina,...
Grinding Gears for Automotive Excellence
Designing and manufacturing custom gearboxes for the automotive industry requires the careful combination of opposing criteria if the manufacturer is to increase torque while...
Calculating Tooth Form Transmission Error
The variation of the tooth meshing stiffness is a primary source of noise. In production lines for gear manufacturing in large volumes, such as...
A Green Light to the Future
Imagine curing the coatings on your gears with the flip of a light switch, and being able to handle and examine the end results...
Harnessing the Horsepower Thief
Microscopic examination of the traditionally ground tooth surfaces of automotive transmission gears reveals a micro-roughness and unidirectional pattern corresponding to the direction of the...
