Archives

Company Profile: KHK USA

Offering one of the largest selections of metric-dimensioned power transmission gearing in North America as a distributor for Kohara Gear Industry, KHK USA services its...

A New Class of Industrial Gear Oil

By: David B. Gray, Rene Koschabek & Aidan Rose

A new class of industrial gear lubricants based on alternative synthetic materials has been developed to satisfy critical market performance expectations, ensure global supply...

Company Profile: American Steel Treating

For over 25 years, American Steel Treating has provided leading OEMs and suppliers with heat treating solutions, while continuously broadening its capabilities in the thermal...

Tribological Coating Wear and Durability...

By: Ryan D. Evans, Carl H. Hager Jr., Ph.D. & Randy Kruse

While it is generally known that extreme contact pressure and sliding velocity operating conditions can lead to coating wear, a better understanding of the thresholds that...

Company Profile: Horsburgh & Scott

By: Molly J. Rogers

With nearly 130 years of experience, Horsburgh & Scott has remained a strong gear manufacturer during many economic swings by focusing on high-quality materials,...

New Hobbing Solutions for Faster Production of...

By: Gottfried Klein

Machine platforms that integrate hobbing and chamfering/deburring operations are key to more economical production of quiet, dependable, and smooth-running gears and shafts...

Influence of Surface Finishing on the Load...

By: Prof. Dr.-Ing. Christian Brecher, Philip Konowalczyk, M.Sc. & Sascha Hessel

Test results are presented for an investigation of the influence of surface finishing processes on the impact of PVD/PECVD coatings concerning the pitting load...

Company Profile: Koepfer America, LLC

By: Molly J. Rogers

As the North American factory sales and technical support organization for high-end European gear machine and tool manufacturers, Koepfer America offers a line of solutions for...

The Benefits of Asymmetric Gears

By: Andreas Mehr

A newly developed asymmetric gear tooth generating-grinding method combines maximum productivity with superior quality.

Company Profile: Drewco Workholding

Innovative design engineers, skilled machinists, 68 years of experience, and valued customer relationships are some of the advantages to working with Drewco Workholding.

An Experimental Evaluation of the Procedures of...

By: Dr. Donald R. Houser & Samuel Shon

Sample load distribution analyses and ISO predictions are presented for several experimental results from testing both FVA standard micropitting test gears and the AGMA...

Taking the Wait out of Workholding To Speed Up...

By: Michael Hayes

A new gear lab workholding solution allows bevel gear manufacturers to reduce the time it takes to get fully functional, extremely accurate workholding for their gear testing...

Company Profile: Syn-Tech Ltd.

By: Molly J. Rogers

As a highly technical specialty lubricants formulator and manufacturer, Syn-Tech Ltd. evaluates each application as a unique set of parameters for a correct lubricant match,...

Investigations on the Efficiency of Worm Gear...

By: Prof. Dr.-Ing. Karsten Stahl, Eva-Maria Mautner, Werner Sigmund & Johann-Paul Stemplinger

Experimental investigations on different worm gears were conducted on several test rigs, taking into consideration the influence of different gear ratios, worm wheel materials,...

Shear Stability Is Key to Proper EAL Gear Oil...

By: Ben Bryant & Craig Desrochers, P.E.

To prevent failures of bearings and gears, careful selection of EALs for use in marine components, combined with a good oil sampling program, are necessary.
 

Company Profile: CGI, Inc.

Extensive design knowledge, diverse manufacturing services, analytical capabilities, and partnerships with customers have made CGI a leader in precision gearbox, precision...

A Procedure To Determine the Unknown Geometry of...

By: Dr. Gonzalo Gonzalez Rey, MsC. Alejandra Garcia Toll & Eng. Christian Irving Enrique Rodriguez Gonzalez

A practical method using conventional measurement tools is proposed to obtain the fundamental gear parameters needed for the reproduction of a new cylindrical gear according to...

Gear Inspection: Out of the Lab, Onto the Shop...

By: Dennis Traynor

A new advanced metrology system allows gear manufacturers to put lab-level inspection next to production machines, while also addressing issues of vibration, temperature, and...

Company Profile: Blaser Swisslube Inc.

By: Molly J. Rogers

Blaser Swisslube has become a global technological leader with its production of high-end Swiss-quality coolants to improve tool life and productivity.

Prediction of Airborne Radiated Noise from...

By: Stephanos Theodossiades, Miguel De la Cruz & Homer Rahnejat

By examining a system comprised of a single gear pair, modeled through integrated contact tribology and inertial transient dynamics, a novel analytical method is introduced for...

Developing a Lighter, Stronger, and Cleaner...

By: Patrik Olund

To meet today's demands for exceptional fatigue strength and tolerance to complex loads, a range of isotropic steels called IQ-Steel was developed by applying the IQ...

Changing the Game with an Innovative Machine...

By: Enrico Landi

The development of a groundbreaking technology for a completely dry grinding process without the need for cutting oils and the release of a new dry-grinding machine has the...

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: Alexander 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.