Saturday, June 15, 2024

Q&A with Frank Zerbicki

Avers Machine & Gear recently acquired Fox Tool & Manufacturing. What made this a good fit for both companies? When the previous owner started looking...

Work in a post-COVID economy

This Tooth Tips column doesn’t deal directly with gears or how they work, but bear with me. What I hope it does is address...

The accuracy of spur gearing

When deciding which spur gear to select for an application, there are several factors to consider. What is the anticipated torque? What is the...

Q&A with Tuan Ton

As gearboxes continue to get smaller, the challenge is to keep them from getting weaker. What is Regal Rexnord doing to ensure small gearboxes...

Determining the minimum cooling rate required for quenchants

In this column, I will illustrate a method to determine if a cooling rate from a cooling curve is adequate to achieve required properties. Introduction When...

Q&A with Friedrich Wölfel

What is e-mobility, and how is KAPP NILES working to establish itself as a pioneer in this growing field? E-mobility refers to the use of...

Calculating quench tank size for continuous furnaces

When measuring the temperature rise of an unheated quench tank, the equation used to determine the size of a quench tank is: Where Mm is...

‘I created a CAD drawing of my gear. Now build it.’

In the movie “Field of Dreams,” the character Ray Kinsella is told, “if you built it, he will come.” In engineering, there is a...

Gearing in an AI world

What is intelligence, anyway? It is the ability to acquire knowledge and skills and then apply the knowledge and skills to solve complex problems,...

Sizing tanks for batch immersion quenching

In this column, I will demonstrate how to calculate the size of a quench tank used for batch immersion quenching. Introduction The size of a batch...

Q&A with Rajendra Singh

What is the instructional team’s background in gear manufacturing and design? Currently, the instructional team at Ohio State comprises of myself and Professors Ahmet Kahraman,...

Evolution of terminology related to tooth distress

Inspection of gears operating in the field requires the proper use of terms describing tooth distress. Written reports by field engineers on occasion have...

Determining equivalent concentration for polymer quenchants

In this column, I will discuss a method to determine equivalent concentration when selecting alternative quenchants using the Segerberg Hardening Power (HP) for polymer...

A deeper dive into perils of white papers, pseudo-technical articles

In our last Materials Matter column, I covered some of the risks associated with giving too much trust to gear surface finishing white papers...

Heat-resistant alloys used in heat treating

In this column, I will discuss the different types of heat-resistant alloys used in heat treating. Introduction Heat-resistant alloys are crucial to heat-treating operations. They are...

Q&A with Chelleigh Cuddy

Atlanta Gear Works recently expanded its support staff by hiring its first human resources specialist, a new position created to meet its expanding HR...

What is a worm gear?

What is a worm gear? A worm gear is a type of cylindrical gear on which the teeth are helicoid — it has teeth...

What is a spiral bevel gear?

What is a spiral bevel gear? A spiral bevel gear is a type of conically shaped gear that has octoidal teeth.  The gear teeth...

Beware marketing pieces masquerading as technical content

In the world of digital publishing, there is a great deal of content that is put out into the public domain every day. The...

Q&A with Dwight Smith and Ken Kernen

Nidec recently acquired Federal Broach & Machine Company. When did this happen, and what does it add to what Nidec can offer its customers? Kernen:...