Harnessing Drive Data for Smart Process Design
Optimal interplay between innovative gear cutting tools and powerful bevel gear cutting machines results in highly productive cutting processes with […]
Comparison of Tooth Interior Fatigue Fracture Load Capacity to Standardized Gear Failure Modes
Introduction Gears are case hardened to produce residual stresses at the surface — improving wear resistance, bending fatigue, and contact […]
Case Study: How Advanced Gearbox Testing Drove the Need for the Lost Foam Casting Process
For decades, powertrain test systems incorporated custom test stand gearboxes constructed with fabricated gearbox housings. In some cases, fabricated housings […]
New Refinements to the Use of AGMA Load Reversal and Reliability Factors
The American Gear Manufacturers Association (AGMA) rating standard, ANSI/AGMA 2101-D04, “Fundamental Rating Factors and Calculation Methods for Involute Spur and […]
Accelerated Testing and Temperature Calculation of Plastic Gears
Plastic gears have been in use since the 1950s, and their popularity has increased significantly in the last few years. […]
Case Study: Abtex Corporation and an Automotive Gear Manufacturer
Since 1980, Abtex Corporation — headquartered in Dresden, New York, the Finger Lakes area of New York State — has […]
Case Study: Gleason Corporation and Schafer Gear Works
When the operations manager at Schafer Gear Works, Paresh Shah, visited the Gleason booth at Gear Expo 2015, he wasn’t […]
Calculating the Risk of Micropitting Using ISO Technical Report 15144-1:2014 – Validation with Practical Applications
For high-performance gear transmissions, case-carburized and ground gears are used in most cases. International standards have been developed to provide […]
The Benefits of Asymmetric Gears
Gear wheels often rotate in only one direction throughout their entire service lives. This applies particularly in the case of […]
Selecting the Proper Gear Milling Cutter Design for the Machining of High-Quality Parallel Axis, Cylindrical Gears and Splines
There are a number of decisions the manufacturing engineer faces when planning the necessary processes for producing parallel axis, cylindrical […]
An Experimental Evaluation of the Procedures of the ISO/TR 15144 Technical Report for the Prediction of Micropitting
Recently, ISO 15144 [1] has been approved by ISO as a technical report that presents an analysis procedure, which is […]
Advantages of Direct Gear Design For Automotive Polymer Gear Drives
Invention of the gear-generating machining process that uses the gear rack shape tooling cutting edge (as shown in Figure 1) […]
Gear Tooth Root Stresses of a Very Heavily Loaded Gear Pair
For aerospace applications, there is a high premium on minimizing the mass of all components while meeting operational and safety […]
Optimizing Innovation in Driveline Design Processes
In the driveline industry, innovation can only be achieved when the use of new or novel technologies or methods are […]
Flame Hardening
Heat treating gears increases their durability and strength, and there are many heat treating options to suit different applications. To […]
Case Study: Circle Gear and Machine Company and Pequea Machine Inc.
In a joint effort to bring manufacturing back to the U.S., also known as reshoring, a relationship was formed between […]
Layout of the Gear Micro Geometry
The last phase in sizing a gear pair is to specify the flank line and profile modifications, also known as […]
Induction Hardening for Wind Turbine Bearing Rings
It seems nothing — not even a worldwide financial crisis — can stop the rise of wind energy. The 2008-12 […]
