Resources

Advanced tool grinding machines are making it possible for even small shops to regrind complicated tool geometries in-house. This article explores the cost and time factors that must be considered before a shop decides whether it will regrind tools in-house or outsource the work.

Article December 1, 1999 Dennis Esford

Fired Up: Drilling Performance

The manufacturer of the most widely used fire-hose nozzle has continually upgraded its processes and equipment to meet its customers' needs. This article outlines the market forces and changes to its nozzle design that have driven the company to maintain a state-of-the-art shop.

Article October 1, 1999 Kip Hanson

Air Power

Vacuum chucks can be useful for holding parts that are thin, irregularly shaped, large and flat or easily marred. This article describes the components and machining required to build a vacuum chuck in-house. Accompanying Articles discuss the commercial units that are available and the use of router bits to reduce the lift on vacuum-chucked parts.

Article October 1, 1999 Michael Gugger

Lessons Learned: General Industry Coverage

A project engineer recounts his experiences planning for, installing and setting up a new CNC vertical milling center. Among the issues he explores are the questions that must be answered before the machine arrives, selecting or designing tools and fixtures for the new machine and preparing workers for the change.

Article October 1, 1999 Martin Eastman

Human Touch: 5-Axis Machining

Industry professionals explain why manual machining skills are still necessary even in this age of CNCs. The article also describes the additional skills needed to program and operate computerized machine tools.

Article October 1, 1999 Dennis Esford

Tough Bores: Drilling Performance

This article relates how three shops used creative ideas to solve difficult boring problems. One shop built a custom tool to bore deep holes. Another used a combination of standard tools to bore an interrupted cut. And a third achieved tight tolerances with an assortment of plastic sleeves and plugs.

Article September 1, 1999 Mike Principato

A Cut Above: Drilling Performance

Toolmakers are constantly introducing advancements to improve the metalcutting process.

Article September 1, 1999 Brent Chandler

Crib Control: General Industry Coverage

An organized toolcrib is necessary to ensure that tools will be available when needed. This article reviews the techniques and equipment different shops have used to keep track of their tools.

Article September 1, 1999 Kip Hanson

Small Wonders: Drilling Performance

Small-diameter drills designed for drilling circuit boards can be used as a low-cost alternative for producing holes in other materials as well. Their fragility is the only drawback.

Article September 1, 1999 Kip Hanson

Open Minded: General Industry Coverage

Open controls allow users to integrate commercially available hardware and software with machine tool CNCs. This article reviews how different CNC makers have designed systems that incorporate or connect with PC-based products to offer this level of flexibility.

Article August 1, 1999 Dennis Myers

Freer Thinking: Medical Manufacturing

This article describes a self-contained micromachining center. The unit uses PC-based controls and a video system to machine small parts with precision, while giving the machinist a magnified view for setup and prototyping.

Article August 1, 1999 Michael Gugger

Putting Fluids to the Test

A machining research institute describes the testing method it developed to quantify and compare the performance of metalworking fluids.

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