Modernization of Main Helicopter Gearbox with Asymmetric Tooth Gears
Application of asymmetric tooth gears for aerospace propulsion drives allows for considerably increased power transmission density, potentially increasing their load capacity and reducing size...
The Dynamic Art of Gear Broaching
Conventional Broaching: Be a Broaching “1%-Er”
By Matt Egrin, President of Broaching Machine Specialties
After giving a 15-minute plant tour of BMS to lay people, I often...
ONLINE EXCLUSIVE: Gear Molding – Where It’s Heading
Plastic gears are growing larger, more precise, more complex in geometry and more powerful. High performance resins and long-fiber compounds are aiding this evolution....
Using Integrated Computational Material Science to Create Virtual Simulations of Gear Fatigue Lifetime
Material science is the oldest of all science and engineering disciplines. It is not an overstatement to say that materials science has transformed human...
Multi-Sensory Capability in Gear Inspection
In today’s competitive manufacturing environment, especially for products as specialized as gears, many of the world’s leading gear OEM’s and their top suppliers are...
Analysis of Gear Root Forms: A Review of Designs, Standards and Manufacturing Methods for...
Gear root form is an important but often neglected element of the gear. The stress concentration point typically lies in the tooth-to-root transition area,...
Contact Analysis for Planets in KISSsoft
KISSsoft's contact analysis software is widely used because it calculates a wide variety of characteristics of interest for gears that are under load. These...
Striving for High Load Capacity and Low Noise Excitation in Gear Design
Many dimensions of the gears and the toothing are determined that have significant influence on load capacity and noise excitation. Though a detailed analysis...
Ductile Iron for Open Gearing – A Current Perspective
Gears made for applications in the mining and cement industries cover a wide range in terms of size and transmitted power: from Ø1 m...
A Plastic Gear Design Update
Plastic gears have a long history in autos, appliances, office equipment, tools, and elsewhere. Designers continue to extend their use in transferring torque and...
Economics of Machining Bevel Gears on Multi Tasking Machines
Bevel gears have been made for over 50 years. There have been several incremental improvements to the initial methods, but the fundamental principles of...
Advances in Abrasive Technology for Grinding Gears from Solid
Past reviews of the status of grinding for the gear industry have inevitably focused on the process as one of finishing of steel gear...
Gearing Up to a Better Chamfering and Deburring Process
As with any machining process, the manufacturing of gears by hobbing or shaping results in burrs on the front edge. These burrs must be...
Go Big, Go Indexable
Indexable carbide inserted tooling continues to push large gear productivity. As manufacturers of big gears are further pressured by increased production demands from key...
Cost Reduction Using Powder Metal for Pump and Metering Gears
Powder Metal (PM) gears are used in pumps across a wide spectrum of industries. These include lube pumps for power transmissions in automobiles and...
Squeezing Productivity Out of Gear Milling Operations
Gashing in gear milling applications is basically a slotting operation. Whether it is a gear tool such as a CoroMill® 170 or a standard...
Complex Form Grinding Technology for Advanced Abrasive Technology
The grinding industry is seeing major advances in abrasive technology and in the machine tool capabilities to enable this technology to be fully utilized....
Precision Planetary Servo Gearheads
Precision planetary gearheads are frequently used in conjunction with such servo motors in order to: balance inertial loading conditions seen during frequent speed cycling...
Micro Skiving: Precision Finishing of Hardened Small Diameter Fine Module/Pitch Gears, Splines, and Serrations
The skiving process, which means "to slice," with respect to cylindrical spur and helical gears and some limited spline hobbing applications, was traditionally used...
From Many, One
In June 2013, a $1B industrial equipment manufacturer was on a cost savings mission for an assembled worm gear that was ripe for simplification....
