Finding the ideal materials for gears
When designing an individual gear or a gear train, the choice of material will either be the primary factor on […]
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 […]
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 […]
Measuring Root/Flank Stress in Plastic Gears
The number of plastic gears used in different applications is increasing every year, mostly due to their cost effectiveness for […]
Numerical Thermal 3D Modeling of Plastic Gearing
This paper will primarily focus on the prediction of gear temperature of plastic gears using a numerical heat transfer model […]
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. […]
Polymer Composite Bases for Machine Foundations
A properly designed base foundation is crucial to the success and longevity of the machine. Designers have historically resorted to […]
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) […]
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 […]
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 […]
Exploiting the Potential of Plastic Gears
Plastic gears afford appliance designers dramatic opportunities to reduce drive cost, noise, and weight. However, due to the properties of […]
Advances in Molded Polymer Gears
The performance of molded polymer gears continues to improve with new design solutions, improved materials, and higher-accuracy molding. As a […]
Take a PEEK at Polymer
Much has been written about PEEK polymer’s ability to withstand extreme temperature environments and other key properties including strength and […]
Molded Plastic Gear Design
Gear design and development is a complicated art. Ignore or miscalculate the operating and environmental effects and the likely result […]
A Study in Asymmetric Plastic Spur Gears
The basic weakness of plastic spur gear teeth is tooth fracture brought on by the accumulation of stress at the […]
Tooth-Bending Effects in Plastic Spur Gears
This paper describes the investigation of a steel-plastic gear transmission, using both numerical (FE) and analytical methods. The aim was […]
