Machining

Videos • April 9, 2012

Knight Carbide issues case study on custom inserts

Knight Carbide recently issued this animated case study involving the production of a custom part radius for a hollow mill operation. The objective was to eliminate bird nesting, reduce machine down time and increase performance.<br><br>View Knight Carbide's animated case study below.

Videos • April 6, 2012

No time to dwell

During rotary plunge dressing, a shop worker would like to know if dwelling for 2 seconds is the right amount of time. Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, says it's not a matter of time.

Articles • April 1, 2012 • Alan Richter

United Grinding celebrates 30 years in Virginia

United Grinding Technologies Inc. celebrated 30 years in its Fredericksburg, Va., location with an open house on Feb. 22 and 23. The event included technical presentations, facility tours and a ribbon-cutting event for the newly expanded and renovated facility.

Articles • April 1, 2012

New machine tool erodes cycle time

END USER: Royce/Ayr Cutting Tools Inc., (800) 959-5641, www.royceayr.com. CHALLENGE: Increase PCD cutting tool manufacturing capacity, flexibility and capabilities. SOLUTION: A machine tool that combines rotary erosion and grinding. SOLUTION PROVIDER: Vollmer of America Corp., (412) 278-0655, www.vollmer-us.com

Articles • April 1, 2012

Tips for turning parts on manual lathes, part 1

Shop Operations columnist Tom Lipton offers tips for enhancing the operation of a manual lathe in the April 2012 issue of Cutting Tool Engineering magazine.

Articles • April 1, 2012

Dynamic absorbers reduce vibration

The Machine Technology column from the April 2012 edition of Cutting Tool Engineering magazine examines how machine tool vibration often causes problems when machining. Chatter, a self-excited vibration, can lead to poor surface finish and cutting tool chipping or breakage.

Articles • April 1, 2012 • Alan Richter

Amada Machine Tools hosts media briefing

Amada Machine Tools demonstrated its new S-10 modular multitask machine during a recent press briefing at its Technical Center in Schaumburg, Ill.

Articles • April 1, 2012 • Alan Richter

Binderless diamond

Look Ahead column for April 2012 looks at binderless nano-polycrystalline diamond cutting tools

Articles • April 1, 2012 • Jeffrey A. Badger, Ph.D.

Determining burn depth

Estimating burn depth is tricky. It depends on the thermal conductivity and specific heat capacity of the workpiece material, the maximum surface temperature reached and, most importantly, the time the wheel is in the grinding zone.

Articles • April 1, 2012 • Kip Hanson

Part makers get a better angle for multiple-axis work

Say your machine shop just received an order for 316 stainless fuel-injector nozzles requiring angled holes to be drilled on the workpiece face. Or perhaps your best medical customer needs miniature blood-pump impellers with complex 3-D blade geometries like those on a jet-engine turbine. How are you going to make them?

Articles • April 1, 2012

Changing tools to achieve tolerances

END USER: Richardson Manufacturing Co., (217) 546-2249, www.rmc-bigcnc.com. CHALLENGE: Achieve a tight tolerance without increasing cycle time. SOLUTION: A combination drill that eliminated an unreliable boring operation. SOLUTION PROVIDER: Allied Machine & Engineering Corp., (800) 321-5537, www.alliedmachine.com

Articles • April 1, 2012 • Alan Richter

DMG/Mori Seiki hosts open house in Germany

For the first time as a combined company, DMG/Mori Seiki hosted the open house held annually at the Deckel Maho Pfronten (Germany) GmbH plant. The event took place Feb. 7 to 11 and reportedly drew more than 5,000 industry professionals from around the world.