Eliminating backlash in worm gear pairs

Gardening is a hobby enjoyed by many. The ability to transform a small piece of land into a beautiful landscape can be both cathartic...

Q&A with Tom Baldock

What you do at Guill Tool? My responsibilities here are for sales in the aerospace area. I’ve been in sales most of my adult life,...

Viscosity and the viscosity index

In this column, we will discuss the viscosity and viscosity index. Viscosity and the viscosity index are terms that are applied not only to...

A guide to creating a cleaning and washer control plan

In this column, I will discuss the control plan for a generic washer used for cleaning heat-treated parts. Proper cleaning involves not only removing the...

Time for an oil change

When you have to change the oil in your automobile, the specification for the type of oil is clearly detailed in the service manual...

Vibratory bowl gear polishing inefficiencies

Increasing numbers of gearing projects are specifying isotropic superfinishing processes due to the demonstrated performance and durability increases generated by the reduced roughness and...

A guide to select ratio split in a multi-step geartrain

There are many variables and considerations that must be taken into account when you try to determine the optimum ratio spread, which are defined...

Control plan for oil-based quenchants

In this column, I will propose a simple control plan for oil-based quenchants and corrective actions. Oil quenchants have been used extensively to harden steel...

Q&A with Christoph Küster

Klingelnberg is in the process of constructing a new assembly hall. Why did you feel the need to pursue this project? In 2019, we had...

Oil, grease, or dry: What is the best lubricant for my gear train?   

Have you ever been driving down the road and the check engine light suddenly comes on? Sometimes the oil service light might come on...

Selecting a cleaner for prewashing prior to heat treatment

In this column, we will discuss the selection of a cleaner for prewashing prior to carburizing. The choice is critical to avoid forming a...

Do opposites really attract?

With Valentine’s Day this month, it is time to celebrate with your partner. Whether you are on your first date with a longtime crush,...

Worm gearing twists its way into our design suite

Worm gearing has many benefits and usable attributes that are unique to this geometry. Gearing of this type dates to 4000 B.C. The “worm”...

Tolerances in gearing

The linguistic origins of the term “tolerance” define it as the ability to bear pain or hardship. In modern use, there are three commonly...

Q&A with Preben Hansen

Platinum Tooling is set to reach an important milestone. In 2022, company President Preben Hansen and his family will celebrate 100 years working in...

Control plans for polymer quenchants

Polymer quenchants, whether used for immersion quenching or spray applications such as induction hardening, are much more difficult to control than oil quenchants. As...

Oil, lubricant, lubrication – what is this all about?

Two months ago, I presented readers with a primer on lubricants and lubrication. That begins a discussion that can go one of two ways....

Unidirectional, bidirectional, and omnidirectional

Have you ever used GPS software to find the best route to get you to a place that you have never been before? If...

Q&A with Robert Peyr

The global pandemic has forced manufacturers to adapt to a whole new world practically overnight. How has Gleason aftermarket service and support helped meet...

Quench system design – heating and cooling

In this month’s column, we will discuss the heating and cooling of a quench tank. All quenching fluids have an optimum operating temperature range requiring...
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