Reshoring Momentum Drives Demand for Gear-Forging Capacity
Reshoring is gaining momentum as shifting global economic conditions are forcing manufacturers to reevaluate their supply chains, and gear-forging operations are ely in the...
Potentials of Enveloping Crossed Helical Gears
Crossed axis helical gears (Figure 1), otherwise called screw gears, have been known as long as parallel axis helical gears for at least two...
Quantification of wear on gear cutting tools using computer vision methods
Gears are commonly soft machined using manufacturing processes with a geometrically defined cutting edge, with the aim of balancing workpiece quality and manufacturing costs...
Micropitting load carrying capacity of 5-axis milled gears
This article presents the results of tests performed on a back-to-back test rig for large module gears (center distance a = 508.33 mm, module...
Hard gear skiving with high-performance tools: An innovative technology for future drivetrains
Due to the increasing demand for drivetrains with even higher power densities, high efficiency, and low noise emissions, new gearbox concepts with planetary gear...
Investigating the effects of wear, lubrication, and material pairing on the NVH performance of...
Rising expectations regarding user experience increasingly necessitate the minimization of noise, vibration, and harshness (NVH) in gearbox systems. Polymer gears exhibit considerable potential for...
Categorization of gear stiffness calculation methodologies, workflows, and software
The desire for more compact, efficient and quieter powertrains in the Electrification Age has once again brought gears into the spotlight. In the field...
TIFF identification and resolution of automotive straight-toothed bevel gears
This article presents a comprehensive framework for identifying and mitigating tooth interior fatigue fracture (TIFF) in straight-toothed, net-forged bevel gears used in automotive differentials....
High-damping lightweight design for laser powder bed fusion 20MnCr5 gears
The increasing demand for sustainability and e-drive transmissions is reshaping the gear industry, requiring mitigation of noise, vibration, and harshness (NVH). In this scenario,...
Nanocomposite coatings for gears
Plasma-deposited nanocomposite coatings can offer substantial operational performance and durability improvements to interfaces in rolling or sliding contact without significantly adding to overall part...
Durability and performance rating procedures for plastic spur gears
High performance plastic gears are increasingly replacing metal gears in several applications due to many advantages: lower weight, no need for lubrication; cheaper mass...
Independent pinion and gear profile shift for bevel gears
Bevel and hypoid gears as well as straight bevel gears require, similar to cylindrical gears, a positive profile shift for the pinion in case...
Design alternative for a helicopter final stage planetary gearbox
Traditional planetary gear systems, featuring a central external sun gear encircled by planet gears and an internal ring gear, have size, weight, and load...
Advanced Gearbox Lubrication Analysis: A virtual lab for design optimization
This article presents a workflow for analyzing gearbox lubrication, leveraging advanced computational fluid dynamics (CFD) and heat-transfer simulations. Developed in collaboration with a company...
Electric vs. Combustion: A comparative analysis of gear design for commercial vehicle applications
The automotive industry has seen a significant shift from internal combustion engines (ICE) to electric vehicles (EV) over the past decade, primarily in passenger...
Transition Curve: Much more than a radius at the root fillet of a tooth
By maintaining the size of the base pitch, we can cut the same involute tooth profile with basically any angle of the tool profile,...
Ensuring each metal part gets proper finishing
Deburring removes unwanted metal pieces from manufactured parts. This process creates smooth, safe surfaces on metal components. Every metal part needs proper finishing to...
Powdered metal gears can deliver cost-effective precision
Powdered metal gears represent a breakthrough in precision manufacturing. These components combine cost-effective production with high-performance characteristics.
Key Takeaways
Powdered metal gears use up to...
Edge finishing and hole preparation
Chamfering removes sharp edges from metal parts by cutting controlled angles on corners and holes. This precision process transforms dangerous, jagged surfaces into smooth,...
Inspection & Metrology: Future-Proofing Gear Inspection
Precise measurement and quality control continue to gain ground in 2025. Customers are calling for higher product performance and reliability, driving manufacturers to maintain...
