Archives

Company Profile: Penn Reels

By: Molly J. Rogers

A recognized best-in-class fishing reel product line, a dedicated pursuit of advanced gear technology, and an inspiring 80-year history has helped Penn Reels become a key...

Actual Tooth Contact Analysis of Straight Bevel...

By: Mohsen Kolivand, Haris Ligata, Glen Steyer, Dale K. Benedict & Jui Chen

When measuring with coordinate measuring machines, a new proposed approach is utilized to capture deviations from spherical involute bevel gears; these deviations are then used...

Advantages of Direct Gear Design For Automotive...

By: Dr. Alexander L. Kapelevich & Thomas M. McNamara

Direct Gear Design, a development process where gear parameters are primary and tool parameters are secondary, maximizes performance of plastic gearing by compensating for...

Machines Profile: Kennametal Extrude Hone

By: Anna Claire Howard

Kennametal Extrude Hone has grown from a manufacturer and seller of abrasive flow machining (AFM) machines to include electrochemical machining (ECM) and its thermal energy...

Services Profile: Raycar Gear & Machine Co.

What started with a purchase of a small general machining company in 1989, Raycar Gear & Machine Co. has since become a successful full-service manufacturer of precision...

Tooling Profile: Riten Industries

By: Molly J. Rogers

As a leading manufacturer of high-precision live and dead centers and face drivers, Riten Industries has unmatched experience, engineering expertise, and customer service, with...

Company Profile: Bourn & Koch, Inc.

By: Molly J. Rogers

Bourn & Koch continues to combine the most well-known brand names in the history of industrial machining with customer-driven solutions and the industry’s latest...

Customer Success Stories

Two gear manufacturing companies — Croix Gear & Machining in Wisconsin and Columbia Gear in Minnesota — benefited from purchasing Gleason machines in order to...

Gear Tooth Root Stresses of a Very Heavily Loaded...

By: Timothy L. Krantz & Dr. Robert F. Handschuh

In this case study, specialized contact analyses and finite element methods were used to study gear tooth stresses of the space shuttle orbiter’s body flap actuator...

Optimizing Innovation in Driveline Design...

By: Dr. Michael F. Platten

Simulation technology is driving innovation in gear and drivetrain design fields with an approach that moves problem-solving earlier in the process.

Precision Bevel Gears with Low Tooth Count

By: Dr. Stephen P. Radzevich

An analysis focused on the geometry and the kinematics of right-angle bevel gears with low tooth count shows that inequality of base pitches of the gear and mating pinion is...

Layout of the Gear Micro Geometry

By: Dr. Ulrich Kissling

A three-step methodology can be a successful approach to optimizing flank line and profile modifications.

Company Profile: New England Gear

By: Molly J. Rogers

Celebrating 20 years in the business of remanufacturing late-model CNC Fellows gear shapers, New England Gear attributes its success to excellent customer relationships, a...

A Comparison of Wrought Steel Gears and Surface -...

By: Salvator Nigarura, Rajesh Parameswaran, Mike Scott & Christian Dennert

There is potential in using powder metallurgy transmission gears that match the performance and accuracy of machined gears when fatigue properties and dimensional precision...

CASE STUDY: Cold Forming Technology, Inc., and...

By: Anna Claire Howard

Cold Forming Technology, Inc., and West Michigan Spline, Inc., chose to lead by example and show what happens when two similar companies opt for collaboration instead of...

Company Profile: Surface Technology, Inc.

By: Anna Claire Howard

Surface Technology, Inc. began as a small family business during the recession in the early 1970s. Deeply rooted in history and innovation, the company has evolved into a world...

The Impact of Surface Condition and Lubricant on...

By: Lane Winkelmann, Suren Rao, Ph.D., Gary J. Sroka Ph.D. & Aaron C. Isaacson

Frictional losses in gear boxes transform into heat, which makes them significant to gear box designers and will result in a fuel efficiency reduction for the vehicle involved....

Flexible Automation Technology Enables Lean...

By: Esben H. Ostergaard

Since 2009, BJ-Gear in Denmark has used collaborative robots from Universal Robots to automate its production of gear wheels. This new type of robots have ushered in...

Application of a Unique Anti-Wear Technology --...

By: Gordon Wang, Yifei Zhang, Xinhui Zhang & Hua Liu

Ion-sulfurized lubricating gradient material (LGM) is a state-of-the-art technology conferring excellent anti-friction and wear-resistant characteristics on metallic parts,...

Company Profile: Kowalski Heat Treating Company

By: Anna Claire Howard

Kowalski Heat Treating Company is a place where people work hard to play hard. You’ll learn about how the patriarch of the Kowalski family and his wife pioneered their...

Forging: 101

By: Scot Forge

When weighing metal forming options for use in gear manufacturing, consider the processes, applications, and benefits of open die and rolled ring forging.

GrindTalk: MIRA ICE - Cooler Grinding for Large...

By: David Harroun, Steve Claessens & Dennis Brown

Developed for form grinding of gears, BURKA-KOSMOS and TYROLIT combine strengths to develop the new force in grinding technology, MIRA ICE, to help gear manufacturers...

Company Profile: Brevini Gear Systems

By: Anna Claire Howard

Brevini Gear Systems, otherwise known as Brevini Wind USA, is a major contender in the ring of custom gear manufacturing. Although they still participate in the wind industry,...

Slim Profile Peripheral Cutting Tool Using Stick...

By: Dr. Hermann J. Stadtfeld

Peripheral cutter heads are utilized to machine bevel and cylindrical gears and basic milling operations on universal mills or five-axis machines. However, in the new cutter...

Influence of Central Members Radial Support...

By: Zeming Peng & Shijing Wu

In this study, a non-linear dynamics model of Ravigneaux compound planetary gearsets which adopts the intermediate floating component, is set up based on concentration...

Company Profile:
Lubrication Engineers, Inc.

By: Anna Claire Howard

What was originally founded by three salesmen looking to provide a superior lubricant to the manufacturing industry has grown into a successful, wide-reaching business with...

The Efficiency of a Simple Spur Gearbox --...

By: Dr. Amir Kadiric, Athanasios Christodoulias, Andrew V. Olver, Adam E. Sworski, Anant Kolekar & Frances E. Lockwood

This paper discusses how efficient a simple dip-lubricated gearbox is in a thermally coupled lubrication model, which includes elastohydrodynamic (EHL) friction losses in gear...

Machine Involute Splines and Serrations with...

By: Peter Bagwell

Rotary broaching is not just for machining hexagon holes in screws. Here, you’ll learn more about the new product innovations and advanced techniques that continue to...

Company Profile: United Tool Supply Company

By: Anna Claire Howard

It has been one year since United Tool Supply Company’s founder and president Rusty Young passed away, and his son, Jeff Young has since taken over the family business. A...

Involute Spiral Face Couplings and Gears: Design...

By: Dr. Alexander L. Kapelevich & Stephen D. Korosec

By presenting spiral face gears with an involute tooth line and an identical tooth profile in the normal section at any given radius, two applications are made possible for...

What do ZOLLER and a simple gear have in common?...

By: E. ZOLLER GmbH & Co. KG

By combining image-processing technology with one probe and six CNC-controlled axes, ZOLLER is able to sucessfully execute hob measurements without any distortions for its...

The Convergence of Gear Metrology and 3-D...

By: Dwight Smith & Chris Pumm

While there has been a gradual convergence of generative gear metrology and 3-D or CMM type measurements, significant differences remain. This article explores the historical...

Company Profile: Allen Adams Shaper Services, Inc.

By: Anna Claire Howard

From the ashes of Fellows Corporation rose Allen Adams Shaper Services, Inc., which has been serving companies and people in need of gear shaping services and machine repair...

Application of ICME to Optimize Metallurgy and...

By: Jeff Grabowski, Jason Sebastian, Aziz Asphahani, Clay Houser, Kerem Taskin, Dave Snyder & QuesTek Innovations LLC

QuesTek Innovations LLC has successfully designed and developed four new steels that can be used in gearing applications, two of which have been implemented in demanding gear...

Optimization of Gear Tooth Contact by Helix Angle...

By: Stuart Hipsley, R.J. Davey, PhD Engineering, R.T. Wheway & University of Wollongong

This paper discusses software that automatically generates a 3-D meshed finite element model of a helical gear set, which does not require the gear designer to have a ...