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Articles October 1, 1998 Paul H. Cohen

Cryogenics Goes Deeper: Drilling Performance

A new cryogenic tool treatment subjects tools to minus-320-degree temperatures by immersing them in a bath of liquid nitrogen. This article details the procedure and offers test results from the laboratory and the field that show how the treatment can extend tool life.

Articles September 1, 1998 Matthew Mueller

Precision In Their Pocket: General Industry Coverage

Researchers using computer simulation and refined probing techniques attempted to mill a pocket as accurately as possible. This report tells how the researchers used their high-tech tools and how close to perfection they came.

Articles September 1, 1998 Robert Eade

Opening the Door to Greater Control

This article charts the gradual move by CNC manufacturers from proprietary hardware-based machine controllers to open, software-based systems. The article also reviews recently developed controllers that represent steps in the direction of totally open controls.

Articles September 1, 1998 Mike Yates

Manual Mills Get CNC Makeovers

A manual milling machine can be retrofitted with a CNC system for about one-fourth the cost of a brand new CNC machine. This article discusses the pros and cons of retrofitting and provides guidance to determine when retrofitting is the most appropriate solution.

Articles September 1, 1998 Dr. Eugene Kocherovsky

The Secrets of HSK Toolholding

HSK toolholding affects rigidity, accuracy, and repeatability. This guide explains the practical reasons shops choose HSK and what they need to understand before standardizing it.

Articles August 1, 1998 Austin Weber

Best of Times or Worst of Times?

This article reports the results of a survey of shop owners. The survey found the executives worried about finding and retaining help and customers and keeping up with technology. It's not all gloom and doom, however. The survey also found respondents upbeat about their business and the economy in general.

Articles August 1, 1998 Melissa Kennedy

Tooling Trends

This article provides a review of the research and technology trends that will shape metalcutting in the years to come. Innovations in workpiece materials, coatings, machine tool design and nontraditional machining are explored.

Articles August 1, 1998 Martin Eastman

Crying for Help: Supply Chain & Logistics

This article discusses the reasons students are not choosing to become machinists, and it reviews some of the measures being taken to recruit and train workers for tomorrow's shops. The programs reviewed are designed to encourage an interest in manufacturing, teach shop basics and ensure the quality of those entering the workforce.

Articles August 1, 1998 Austin Weber

Purchasing Holds the Reins: Supply Chain & Logistics

This report of a Cutting Tool Engineering survey charts the shift in the way shops are purchasing tools. As the survey's findings indicate, an increasing number of tools are being bought directly from manufacturers and many shops are narrowing down the number of tool suppliers they do business with.

Articles August 1, 1998 David Ridenour

Speed Tapping: Drilling Performance

Tap and tapholder manufacturers have introduced technology to speed up the inherently slow tapping process. This article reviews a number of innovations, including tension/compression holders for rigid tapping, self-reversing tapping heads and quick-change tapholders.

Articles August 1, 1998 Robert Eade

Are Metalworking Fluids a Threat to Health?

Representatives of management, labor and the government are working together to arrive at a workable regulation to reduce shop-floor exposure to metalworking fluid mist. This article reviews the debate and looks at ways shops can reduce their own workers' exposure.

Articles August 1, 1998 Changsheng Guo

Adaptive Ceramic Machining

Machining ceramics is considered a difficult and costly operation. With the growing use of ceramics, shops are anxious to find cost-effective ways to work with the materials. This article discusses attempts by researchers to achieve maximum metal-removal rates without damaging the workpiece.

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