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Stop Paying the Cable Companies >

Machine builders focus on functionality and reliability when first designing a new machine. Ideas are put on paper and components are strung together in block diagrams with thin lines to show the association of all the pieces. It is the most creative…

Eliminate Unsightly Bars Across your Substrate with Direct Drive Technology >

Coating and lamination applications demand precise speed regulation in order to avoid velocity ripple that causes uneven coating and undesirable horizontal bars across the substrate. The key to achieving the most uniform coating is…

Switched at Birth Servo - Motor Winding Nomenclature Explanied >

If you have been following along on our Evolution of Kollmorgen posts, you realize Hugo Unruh was one of the first to successfully commercialize frameless motor technology. What most people don't realize is that Kollmorgen's motor-drive phase…
Kollmorgen Blog

Something is Missing and Other Linear Actuator Nightmares >

A specification will often state the required stroke for the application. What is frequently seen is that units are damaged by not following a simple requirement stated in the Installation Manual. Best practices dictate the utilization of End of…
Kollmorgen Blog

Evolution of Kollmorgen - Part 4 >

So up until now, we've seen how a couple of German immigrants came to America and turned their dreams into a reality. Fredrick came to America at the turn of the Century, Hugo a few decades later, and now Otto Kollmorgen had the reins of Kollmorgen…

New and Interesting Applications deriving benefits from Servo Technologies >

Moore's Law has long applied to advancements in technology-based industries. Servo- and Automation have benefited particularly from exponential advancements in memory as well as processing power, and most recently, astounding gains in sensor…
Kollmorgen Blog

101 Ways to BRAKE Your Servo Motor >

Frequently, servo motors are returned where the brakes are worn. This is almost always due to the brake being applied repeatedly while the motor/load is moving. The application of a motor brake in a "dynamic / moving" scenario will result in dramatic…
Kollmorgen Blog

AKD BASIC - Is It Really That Basic? >

There is a nostalgic group out there thinking about when they first were introduced to the BASIC language. BASIC? What is that? Kind of like today when you say album or 45, or even vinyl – certain “younger” folk will look at you and say…

Cogging and Torque Ripple Questions >

Cogging and Torque Ripple questions are common and many times, difficult to answer. Cogging torque is defined as the attraction/interaction of the magnetic poles to the teeth (steel structure) of the laminations within an un-energized motor. Torque…

10 Approaches to Sanitary Design >

The American Meat Institute generated a Fact Sheet related to Sanitary Equipment Design in 2008 which helps the OEM Machine builder to design sanitary solutions for the Food Processing and packaging market. Our blog post looks at the 10 sanitary…

Why So Much Stainless Steel? >

Washdown applications can be quite the tough environment. In the first place, typically you’ll find washdown requirements on machines that process foods. You know how careful you are when cooking at home, making sure you wash your hands after…

New Food Safety Regulations: Preventative Controls Review Extended >

Consumers expect safe food.  The Feds expect a safe food supply chain-farm, processing, packaging, and distribution.  As we all work to consistently meet consumer food safety expectations, the need to prevent and control food adulteration and/or…

Reflecting on Inertia Ratios >

When a load is driven directly by the motor, the conversation around reflected inertia goes out the window. The belief is that direct driven loads do not, by their nature, have a reflected inertia. Some folks are even confident enough to say that the…
Kollmorgen Blog

Why Anyone Would Choose A Linear Thermistor >

There are challenges for a servo motor's protection against overheating by the manufacturer, machine designer/OEM, and user, because there is no thermal device that can protect a motor against a fast transient event.  For just as there is a time lag…
Kollmorgen Blog

High Temperature (Down-Hole) Motor Technology >

There is a lot of energy [pun intended, sorry] going into the design of next generation, high temperature, Down-Hole motor technology at Kollmorgen. The existing motor technology available in the marketplace has basically been the same since the…