Grinding (Surface, Cylindrical, Tool & Cutter)

Similar to a multitask machine, a machine tool that combines ID and OD grinding enables producing a part in one chucking.

Dear Doc: I grind fine threads into hardened stainless steel with a fine-mesh aluminum-oxide wheel. The threads are 0.8mm deep in a 5mm-dia. ID. There are three threads per part. This operation just chews through the wheel, and I get only one part before I have to dress a 0.2mm depth in my 4mm-dia. wheel.

Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, takes a closer look at a string of photos he has taken at extreme magnifications to better understand what's happening to the wheel surface in a variety of grinding applications.

A shop that grinds tungsten carbide with resin-bonded diamond wheels sought help to settle a disagreement over how hard to stick the wheel. Now that there are machines with auto-stickers, shop staffers are even more confused. Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, offers some suggestions in the 34th episode of the video series.

A metalworking products review, as published in the October 2012 issue of Cutting Tool Engineering magazine.

This Look Ahead item features a CNC gear honing machine that uses a honing wheel with external teeth and reduces the number of process stages.

IONOGRIND from oelheld U.S. combines advantages of dielectric fluid used for metal removal and good surface quality, along with grinding oil that produces minimal foam or vaporization.

CGW-Camel Grinding Wheels introduces Green Grind, a high-performance, depressed-center grinding wheel.

Larry Marchand, vice president of the Profile Grinding Technologies Division at United Grinding Technologies, provides a brief look at the company's Magerle MFP 50, which features an automatic tool changer that enables grinding, milling and drilling in one setup.

Dr. Jeffrey Badger, host of Cutting Tool Engineering magazine's Grinding Doc Video Series, helps a shop determine an appropriate material-removal rate in the 33rd episode of the video series.

Dr. Jeffrey Badger, the host of Cutting Tool Engineering magazine's Grinding Doc Video Series, discusses the importance of grit size in the 32nd episode of the video series.

END USER: ZPS-Frézovací Nástroje a.s., +420-576-777-510, www.zps-fn.com. CHALLENGE: Increase capacity when producing milling cutters. SOLUTION: A two-spindle, automated, high-speed grinder.