Dan Murphy
Shop Doc: Trouble with Deflection on CNC Swiss
Dear Shop Doc, We are trying to run a variety of very small parts on a 20 mm gang tool CNC Swiss and are having trouble with deflection when cross [...]
Shop Doc – Improving Surface Finish
Today’s Machining World Archives June 2011 Volume 07 Issue 05 Dear Shop Doc, We are turning a part made from PEEK (polyetheretherketone plastic) and need an 8 Ra surface finish [...]
Shop Doc – Custom Macro programming
Today’s Machining World Archives August 2010 Volume 06 Issue 06 Dear Shop Doc, One of our operators came from another shop and told us that we can use Custom Macro [...]
Shop Doc – Tangled Up in Tennessee
Today’s Machining World Archive: April 2010 Vol. 6, Issue 03 Dear Shop Doc, We are running a long aluminum part on our CNC Swiss and have problems with the long [...]
Shop Doc – Stringy Aluminum Chips
Dear Shop Doc, We are running a long aluminum part on our CNC Swiss and are having problems with long stringy chips building up in the machine that are getting [...]
Shop Doc – Vexed Hex
Dear Shop Doc, I have a part that has an internal hexagon that needs to be put into the part in relation to milled features. Is there some way that [...]
Shop Doc – Push Back Trouble Using Collets
Today’s Machining World Archives January/February 2011 Volume 7 Issue 1 Dear Shop Doc, On our CNC lathes we occasionally have trouble with push back when using collets on bar jobs. [...]
Shop Doc – Chatter while turning on 20mm Swiss CNC Lathe
Today’s Machining World July 2008 Volume 04 Issue 07 Dear Shop Doc, We are having trouble with chatter while turning on our 20mm Swiss CNC lathe. We recently replaced the [...]
Problems Turning Tiny Parts on CNC Swiss
Dear Shop Doc, We have a CNC Swiss that we use to turn very small precise parts. When a part has several different diameters I notice that when one diameter [...]
Shop Doc – Chatter while turning on 20mm Swiss CNC Lathe
Dear Shop Doc, We are having trouble with chatter while turning on our 20mm Swiss CNC lathe. We recently replaced the guide bushing bearings and we have the bushing adjusted [...]